diff --git a/go.mod b/go.mod index 9961c5a4..6db8341b 100644 --- a/go.mod +++ b/go.mod @@ -1,6 +1,8 @@ module github.com/longhorn/longhorn-share-manager -go 1.22.2 +go 1.22.7 + +toolchain go1.23.3 // Replace directives are required for dependencies in this section because: // - This module imports k8s.io/kubernetes. @@ -52,9 +54,9 @@ require ( github.com/pkg/errors v0.9.1 github.com/sirupsen/logrus v1.9.3 github.com/urfave/cli v1.22.16 - golang.org/x/net v0.30.0 - golang.org/x/sys v0.26.0 - google.golang.org/grpc v1.67.1 + golang.org/x/net v0.31.0 + golang.org/x/sys v0.27.0 + google.golang.org/grpc v1.68.0 google.golang.org/protobuf v1.35.1 k8s.io/api v0.31.2 k8s.io/apimachinery v0.31.2 @@ -100,11 +102,11 @@ require ( github.com/x448/float16 v0.8.4 // indirect github.com/yusufpapurcu/wmi v1.2.4 // indirect golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c // indirect - golang.org/x/oauth2 v0.22.0 // indirect - golang.org/x/term v0.25.0 // indirect - golang.org/x/text v0.19.0 // indirect + golang.org/x/oauth2 v0.23.0 // indirect + golang.org/x/term v0.26.0 // indirect + golang.org/x/text v0.20.0 // indirect golang.org/x/time v0.3.0 // indirect - google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 // indirect + google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 // indirect gopkg.in/inf.v0 v0.9.1 // indirect gopkg.in/yaml.v2 v2.4.0 // indirect gopkg.in/yaml.v3 v3.0.1 // indirect diff --git a/go.sum b/go.sum index a2f9cb8a..785358a0 100644 --- a/go.sum +++ b/go.sum @@ -132,8 +132,8 @@ github.com/yusufpapurcu/wmi v1.2.4/go.mod h1:SBZ9tNy3G9/m5Oi98Zks0QjeHVDvuK0qfxQ golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI= golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto= -golang.org/x/crypto v0.28.0 h1:GBDwsMXVQi34v5CCYUm2jkJvu4cbtru2U4TN2PSyQnw= -golang.org/x/crypto v0.28.0/go.mod h1:rmgy+3RHxRZMyY0jjAJShp2zgEdOqj2AO7U0pYmeQ7U= +golang.org/x/crypto v0.29.0 h1:L5SG1JTTXupVV3n6sUqMTeWbjAyfPwoda2DLX8J8FrQ= +golang.org/x/crypto v0.29.0/go.mod h1:+F4F4N5hv6v38hfeYwTdx20oUvLLc+QfrE9Ax9HtgRg= golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c h1:7dEasQXItcW1xKJ2+gg5VOiBnqWrJc+rq0DPKyvvdbY= golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c/go.mod h1:NQtJDoLvd6faHhE7m4T/1IY708gDefGGjR/iUW8yQQ8= golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA= @@ -144,15 +144,15 @@ golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20200226121028-0de0cce0169b/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s= golang.org/x/net v0.0.0-20201021035429-f5854403a974/go.mod h1:sp8m0HH+o8qH0wwXwYZr8TS3Oi6o0r6Gce1SSxlDquU= -golang.org/x/net v0.30.0 h1:AcW1SDZMkb8IpzCdQUaIq2sP4sZ4zw+55h6ynffypl4= -golang.org/x/net v0.30.0/go.mod h1:2wGyMJ5iFasEhkwi13ChkO/t1ECNC4X4eBKkVFyYFlU= -golang.org/x/oauth2 v0.22.0 h1:BzDx2FehcG7jJwgWLELCdmLuxk2i+x9UDpSiss2u0ZA= -golang.org/x/oauth2 v0.22.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI= +golang.org/x/net v0.31.0 h1:68CPQngjLL0r2AlUKiSxtQFKvzRVbnzLwMUn5SzcLHo= +golang.org/x/net v0.31.0/go.mod h1:P4fl1q7dY2hnZFxEk4pPSkDHF+QqjitcnDjUQyMM+pM= +golang.org/x/oauth2 v0.23.0 h1:PbgcYx2W7i4LvjJWEbf0ngHV6qJYr86PkAV3bXdLEbs= +golang.org/x/oauth2 v0.23.0/go.mod h1:XYTD2NtWslqkgxebSiOHnXEap4TF09sJSc7H1sXbhtI= golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20190911185100-cd5d95a43a6e/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= golang.org/x/sync v0.0.0-20201020160332-67f06af15bc9/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM= -golang.org/x/sync v0.8.0 h1:3NFvSEYkUoMifnESzZl15y791HH1qU2xm6eCJU5ZPXQ= -golang.org/x/sync v0.8.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= +golang.org/x/sync v0.9.0 h1:fEo0HyrW1GIgZdpbhCRO0PkJajUS5H9IFUztCgEo2jQ= +golang.org/x/sync v0.9.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk= golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY= golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190916202348-b4ddaad3f8a3/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= @@ -160,14 +160,14 @@ golang.org/x/sys v0.0.0-20200930185726-fdedc70b468f/go.mod h1:h1NjWce9XRLGQEsW7w golang.org/x/sys v0.0.0-20201204225414-ed752295db88/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= golang.org/x/sys v0.0.0-20220715151400-c0bba94af5f8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg= -golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo= -golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= -golang.org/x/term v0.25.0 h1:WtHI/ltw4NvSUig5KARz9h521QvRC8RmF/cuYqifU24= -golang.org/x/term v0.25.0/go.mod h1:RPyXicDX+6vLxogjjRxjgD2TKtmAO6NZBsBRfrOLu7M= +golang.org/x/sys v0.27.0 h1:wBqf8DvsY9Y/2P8gAfPDEYNuS30J4lPHJxXSb/nJZ+s= +golang.org/x/sys v0.27.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA= +golang.org/x/term v0.26.0 h1:WEQa6V3Gja/BhNxg540hBip/kkaYtRg3cxg4oXSw4AU= +golang.org/x/term v0.26.0/go.mod h1:Si5m1o57C5nBNQo5z1iq+XDijt21BDBDp2bK0QI8e3E= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ= -golang.org/x/text v0.19.0 h1:kTxAhCbGbxhK0IwgSKiMO5awPoDQ0RpfiVYBfK860YM= -golang.org/x/text v0.19.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY= +golang.org/x/text v0.20.0 h1:gK/Kv2otX8gz+wn7Rmb3vT96ZwuoxnQlY+HlJVj7Qug= +golang.org/x/text v0.20.0/go.mod h1:D4IsuqiFMhST5bX19pQ9ikHC2GsaKyk/oF+pn3ducp4= golang.org/x/time v0.3.0 h1:rg5rLMjNzMS1RkNLzCG38eapWhnYLFYXDXj2gOlr8j4= golang.org/x/time v0.3.0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ= golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ= @@ -180,10 +180,10 @@ golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8T golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 h1:e7S5W7MGGLaSu8j3YjdezkZ+m1/Nm0uRVRMEMGk26Xs= -google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU= -google.golang.org/grpc v1.67.1 h1:zWnc1Vrcno+lHZCOofnIMvycFcc0QRGIzm9dhnDX68E= -google.golang.org/grpc v1.67.1/go.mod h1:1gLDyUQU7CTLJI90u3nXZ9ekeghjeM7pTDZlqFNg2AA= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 h1:pPJltXNxVzT4pK9yD8vR9X75DaWYYmLGMsEvBfFQZzQ= +google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1/go.mod h1:UqMtugtsSgubUsoxbuAoiCXvqvErP7Gf0so0mK9tHxU= +google.golang.org/grpc v1.68.0 h1:aHQeeJbo8zAkAa3pRzrVjZlbz6uSfeOXlJNQM0RAbz0= +google.golang.org/grpc v1.68.0/go.mod h1:fmSPC5AsjSBCK54MyHRx48kpOti1/jRfOlwEWywNjWA= google.golang.org/protobuf v1.35.1 h1:m3LfL6/Ca+fqnjnlqQXNpFPABW1UD7mjh8KO2mKFytA= google.golang.org/protobuf v1.35.1/go.mod h1:9fA7Ob0pmnwhb644+1+CVWFRbNajQ6iRojtC/QF5bRE= gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0= diff --git a/vendor/golang.org/x/net/http2/client_conn_pool.go b/vendor/golang.org/x/net/http2/client_conn_pool.go index 780968d6..e81b73e6 100644 --- a/vendor/golang.org/x/net/http2/client_conn_pool.go +++ b/vendor/golang.org/x/net/http2/client_conn_pool.go @@ -8,8 +8,8 @@ package http2 import ( "context" - "crypto/tls" "errors" + "net" "net/http" "sync" ) @@ -158,7 +158,7 @@ func (c *dialCall) dial(ctx context.Context, addr string) { // This code decides which ones live or die. // The return value used is whether c was used. // c is never closed. -func (p *clientConnPool) addConnIfNeeded(key string, t *Transport, c *tls.Conn) (used bool, err error) { +func (p *clientConnPool) addConnIfNeeded(key string, t *Transport, c net.Conn) (used bool, err error) { p.mu.Lock() for _, cc := range p.conns[key] { if cc.CanTakeNewRequest() { @@ -194,8 +194,8 @@ type addConnCall struct { err error } -func (c *addConnCall) run(t *Transport, key string, tc *tls.Conn) { - cc, err := t.NewClientConn(tc) +func (c *addConnCall) run(t *Transport, key string, nc net.Conn) { + cc, err := t.NewClientConn(nc) p := c.p p.mu.Lock() diff --git a/vendor/golang.org/x/net/http2/server.go b/vendor/golang.org/x/net/http2/server.go index 617b4a47..832414b4 100644 --- a/vendor/golang.org/x/net/http2/server.go +++ b/vendor/golang.org/x/net/http2/server.go @@ -306,7 +306,7 @@ func ConfigureServer(s *http.Server, conf *Server) error { if s.TLSNextProto == nil { s.TLSNextProto = map[string]func(*http.Server, *tls.Conn, http.Handler){} } - protoHandler := func(hs *http.Server, c *tls.Conn, h http.Handler) { + protoHandler := func(hs *http.Server, c net.Conn, h http.Handler, sawClientPreface bool) { if testHookOnConn != nil { testHookOnConn() } @@ -323,12 +323,31 @@ func ConfigureServer(s *http.Server, conf *Server) error { ctx = bc.BaseContext() } conf.ServeConn(c, &ServeConnOpts{ - Context: ctx, - Handler: h, - BaseConfig: hs, + Context: ctx, + Handler: h, + BaseConfig: hs, + SawClientPreface: sawClientPreface, }) } - s.TLSNextProto[NextProtoTLS] = protoHandler + s.TLSNextProto[NextProtoTLS] = func(hs *http.Server, c *tls.Conn, h http.Handler) { + protoHandler(hs, c, h, false) + } + // The "unencrypted_http2" TLSNextProto key is used to pass off non-TLS HTTP/2 conns. + // + // A connection passed in this method has already had the HTTP/2 preface read from it. + s.TLSNextProto[nextProtoUnencryptedHTTP2] = func(hs *http.Server, c *tls.Conn, h http.Handler) { + nc, err := unencryptedNetConnFromTLSConn(c) + if err != nil { + if lg := hs.ErrorLog; lg != nil { + lg.Print(err) + } else { + log.Print(err) + } + go c.Close() + return + } + protoHandler(hs, nc, h, true) + } return nil } @@ -2880,6 +2899,11 @@ func (w *responseWriter) SetWriteDeadline(deadline time.Time) error { return nil } +func (w *responseWriter) EnableFullDuplex() error { + // We always support full duplex responses, so this is a no-op. + return nil +} + func (w *responseWriter) Flush() { w.FlushError() } diff --git a/vendor/golang.org/x/net/http2/transport.go b/vendor/golang.org/x/net/http2/transport.go index 0c5f64aa..f5968f44 100644 --- a/vendor/golang.org/x/net/http2/transport.go +++ b/vendor/golang.org/x/net/http2/transport.go @@ -202,6 +202,20 @@ func (t *Transport) markNewGoroutine() { } } +func (t *Transport) now() time.Time { + if t != nil && t.transportTestHooks != nil { + return t.transportTestHooks.group.Now() + } + return time.Now() +} + +func (t *Transport) timeSince(when time.Time) time.Duration { + if t != nil && t.transportTestHooks != nil { + return t.now().Sub(when) + } + return time.Since(when) +} + // newTimer creates a new time.Timer, or a synthetic timer in tests. func (t *Transport) newTimer(d time.Duration) timer { if t.transportTestHooks != nil { @@ -281,8 +295,8 @@ func configureTransports(t1 *http.Transport) (*Transport, error) { if !strSliceContains(t1.TLSClientConfig.NextProtos, "http/1.1") { t1.TLSClientConfig.NextProtos = append(t1.TLSClientConfig.NextProtos, "http/1.1") } - upgradeFn := func(authority string, c *tls.Conn) http.RoundTripper { - addr := authorityAddr("https", authority) + upgradeFn := func(scheme, authority string, c net.Conn) http.RoundTripper { + addr := authorityAddr(scheme, authority) if used, err := connPool.addConnIfNeeded(addr, t2, c); err != nil { go c.Close() return erringRoundTripper{err} @@ -293,18 +307,37 @@ func configureTransports(t1 *http.Transport) (*Transport, error) { // was unknown) go c.Close() } + if scheme == "http" { + return (*unencryptedTransport)(t2) + } return t2 } - if m := t1.TLSNextProto; len(m) == 0 { - t1.TLSNextProto = map[string]func(string, *tls.Conn) http.RoundTripper{ - "h2": upgradeFn, + if t1.TLSNextProto == nil { + t1.TLSNextProto = make(map[string]func(string, *tls.Conn) http.RoundTripper) + } + t1.TLSNextProto[NextProtoTLS] = func(authority string, c *tls.Conn) http.RoundTripper { + return upgradeFn("https", authority, c) + } + // The "unencrypted_http2" TLSNextProto key is used to pass off non-TLS HTTP/2 conns. + t1.TLSNextProto[nextProtoUnencryptedHTTP2] = func(authority string, c *tls.Conn) http.RoundTripper { + nc, err := unencryptedNetConnFromTLSConn(c) + if err != nil { + go c.Close() + return erringRoundTripper{err} } - } else { - m["h2"] = upgradeFn + return upgradeFn("http", authority, nc) } return t2, nil } +// unencryptedTransport is a Transport with a RoundTrip method that +// always permits http:// URLs. +type unencryptedTransport Transport + +func (t *unencryptedTransport) RoundTrip(req *http.Request) (*http.Response, error) { + return (*Transport)(t).RoundTripOpt(req, RoundTripOpt{allowHTTP: true}) +} + func (t *Transport) connPool() ClientConnPool { t.connPoolOnce.Do(t.initConnPool) return t.connPoolOrDef @@ -324,7 +357,7 @@ type ClientConn struct { t *Transport tconn net.Conn // usually *tls.Conn, except specialized impls tlsState *tls.ConnectionState // nil only for specialized impls - reused uint32 // whether conn is being reused; atomic + atomicReused uint32 // whether conn is being reused; atomic singleUse bool // whether being used for a single http.Request getConnCalled bool // used by clientConnPool @@ -364,6 +397,14 @@ type ClientConn struct { readIdleTimeout time.Duration pingTimeout time.Duration + // pendingResets is the number of RST_STREAM frames we have sent to the peer, + // without confirming that the peer has received them. When we send a RST_STREAM, + // we bundle it with a PING frame, unless a PING is already in flight. We count + // the reset stream against the connection's concurrency limit until we get + // a PING response. This limits the number of requests we'll try to send to a + // completely unresponsive connection. + pendingResets int + // reqHeaderMu is a 1-element semaphore channel controlling access to sending new requests. // Write to reqHeaderMu to lock it, read from it to unlock. // Lock reqmu BEFORE mu or wmu. @@ -420,12 +461,12 @@ type clientStream struct { sentHeaders bool // owned by clientConnReadLoop: - firstByte bool // got the first response byte - pastHeaders bool // got first MetaHeadersFrame (actual headers) - pastTrailers bool // got optional second MetaHeadersFrame (trailers) - num1xx uint8 // number of 1xx responses seen - readClosed bool // peer sent an END_STREAM flag - readAborted bool // read loop reset the stream + firstByte bool // got the first response byte + pastHeaders bool // got first MetaHeadersFrame (actual headers) + pastTrailers bool // got optional second MetaHeadersFrame (trailers) + readClosed bool // peer sent an END_STREAM flag + readAborted bool // read loop reset the stream + totalHeaderSize int64 // total size of 1xx headers seen trailer http.Header // accumulated trailers resTrailer *http.Header // client's Response.Trailer @@ -530,6 +571,8 @@ type RoundTripOpt struct { // no cached connection is available, RoundTripOpt // will return ErrNoCachedConn. OnlyCachedConn bool + + allowHTTP bool // allow http:// URLs } func (t *Transport) RoundTrip(req *http.Request) (*http.Response, error) { @@ -562,7 +605,14 @@ func authorityAddr(scheme string, authority string) (addr string) { // RoundTripOpt is like RoundTrip, but takes options. func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Response, error) { - if !(req.URL.Scheme == "https" || (req.URL.Scheme == "http" && t.AllowHTTP)) { + switch req.URL.Scheme { + case "https": + // Always okay. + case "http": + if !t.AllowHTTP && !opt.allowHTTP { + return nil, errors.New("http2: unencrypted HTTP/2 not enabled") + } + default: return nil, errors.New("http2: unsupported scheme") } @@ -573,7 +623,7 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res t.vlogf("http2: Transport failed to get client conn for %s: %v", addr, err) return nil, err } - reused := !atomic.CompareAndSwapUint32(&cc.reused, 0, 1) + reused := !atomic.CompareAndSwapUint32(&cc.atomicReused, 0, 1) traceGotConn(req, cc, reused) res, err := cc.RoundTrip(req) if err != nil && retry <= 6 { @@ -598,6 +648,22 @@ func (t *Transport) RoundTripOpt(req *http.Request, opt RoundTripOpt) (*http.Res } } } + if err == errClientConnNotEstablished { + // This ClientConn was created recently, + // this is the first request to use it, + // and the connection is closed and not usable. + // + // In this state, cc.idleTimer will remove the conn from the pool + // when it fires. Stop the timer and remove it here so future requests + // won't try to use this connection. + // + // If the timer has already fired and we're racing it, the redundant + // call to MarkDead is harmless. + if cc.idleTimer != nil { + cc.idleTimer.Stop() + } + t.connPool().MarkDead(cc) + } if err != nil { t.vlogf("RoundTrip failure: %v", err) return nil, err @@ -616,9 +682,10 @@ func (t *Transport) CloseIdleConnections() { } var ( - errClientConnClosed = errors.New("http2: client conn is closed") - errClientConnUnusable = errors.New("http2: client conn not usable") - errClientConnGotGoAway = errors.New("http2: Transport received Server's graceful shutdown GOAWAY") + errClientConnClosed = errors.New("http2: client conn is closed") + errClientConnUnusable = errors.New("http2: client conn not usable") + errClientConnNotEstablished = errors.New("http2: client conn could not be established") + errClientConnGotGoAway = errors.New("http2: Transport received Server's graceful shutdown GOAWAY") ) // shouldRetryRequest is called by RoundTrip when a request fails to get @@ -757,6 +824,7 @@ func (t *Transport) newClientConn(c net.Conn, singleUse bool) (*ClientConn, erro pingTimeout: conf.PingTimeout, pings: make(map[[8]byte]chan struct{}), reqHeaderMu: make(chan struct{}, 1), + lastActive: t.now(), } var group synctestGroupInterface if t.transportTestHooks != nil { @@ -960,7 +1028,7 @@ func (cc *ClientConn) State() ClientConnState { return ClientConnState{ Closed: cc.closed, Closing: cc.closing || cc.singleUse || cc.doNotReuse || cc.goAway != nil, - StreamsActive: len(cc.streams), + StreamsActive: len(cc.streams) + cc.pendingResets, StreamsReserved: cc.streamsReserved, StreamsPending: cc.pendingRequests, LastIdle: cc.lastIdle, @@ -992,16 +1060,38 @@ func (cc *ClientConn) idleStateLocked() (st clientConnIdleState) { // writing it. maxConcurrentOkay = true } else { - maxConcurrentOkay = int64(len(cc.streams)+cc.streamsReserved+1) <= int64(cc.maxConcurrentStreams) + // We can take a new request if the total of + // - active streams; + // - reservation slots for new streams; and + // - streams for which we have sent a RST_STREAM and a PING, + // but received no subsequent frame + // is less than the concurrency limit. + maxConcurrentOkay = cc.currentRequestCountLocked() < int(cc.maxConcurrentStreams) } st.canTakeNewRequest = cc.goAway == nil && !cc.closed && !cc.closing && maxConcurrentOkay && !cc.doNotReuse && int64(cc.nextStreamID)+2*int64(cc.pendingRequests) < math.MaxInt32 && !cc.tooIdleLocked() + + // If this connection has never been used for a request and is closed, + // then let it take a request (which will fail). + // + // This avoids a situation where an error early in a connection's lifetime + // goes unreported. + if cc.nextStreamID == 1 && cc.streamsReserved == 0 && cc.closed { + st.canTakeNewRequest = true + } + return } +// currentRequestCountLocked reports the number of concurrency slots currently in use, +// including active streams, reserved slots, and reset streams waiting for acknowledgement. +func (cc *ClientConn) currentRequestCountLocked() int { + return len(cc.streams) + cc.streamsReserved + cc.pendingResets +} + func (cc *ClientConn) canTakeNewRequestLocked() bool { st := cc.idleStateLocked() return st.canTakeNewRequest @@ -1014,7 +1104,7 @@ func (cc *ClientConn) tooIdleLocked() bool { // times are compared based on their wall time. We don't want // to reuse a connection that's been sitting idle during // VM/laptop suspend if monotonic time was also frozen. - return cc.idleTimeout != 0 && !cc.lastIdle.IsZero() && time.Since(cc.lastIdle.Round(0)) > cc.idleTimeout + return cc.idleTimeout != 0 && !cc.lastIdle.IsZero() && cc.t.timeSince(cc.lastIdle.Round(0)) > cc.idleTimeout } // onIdleTimeout is called from a time.AfterFunc goroutine. It will @@ -1578,6 +1668,7 @@ func (cs *clientStream) cleanupWriteRequest(err error) { cs.reqBodyClosed = make(chan struct{}) } bodyClosed := cs.reqBodyClosed + closeOnIdle := cc.singleUse || cc.doNotReuse || cc.t.disableKeepAlives() || cc.goAway != nil cc.mu.Unlock() if mustCloseBody { cs.reqBody.Close() @@ -1602,16 +1693,40 @@ func (cs *clientStream) cleanupWriteRequest(err error) { if cs.sentHeaders { if se, ok := err.(StreamError); ok { if se.Cause != errFromPeer { - cc.writeStreamReset(cs.ID, se.Code, err) + cc.writeStreamReset(cs.ID, se.Code, false, err) } } else { - cc.writeStreamReset(cs.ID, ErrCodeCancel, err) + // We're cancelling an in-flight request. + // + // This could be due to the server becoming unresponsive. + // To avoid sending too many requests on a dead connection, + // we let the request continue to consume a concurrency slot + // until we can confirm the server is still responding. + // We do this by sending a PING frame along with the RST_STREAM + // (unless a ping is already in flight). + // + // For simplicity, we don't bother tracking the PING payload: + // We reset cc.pendingResets any time we receive a PING ACK. + // + // We skip this if the conn is going to be closed on idle, + // because it's short lived and will probably be closed before + // we get the ping response. + ping := false + if !closeOnIdle { + cc.mu.Lock() + if cc.pendingResets == 0 { + ping = true + } + cc.pendingResets++ + cc.mu.Unlock() + } + cc.writeStreamReset(cs.ID, ErrCodeCancel, ping, err) } } cs.bufPipe.CloseWithError(err) // no-op if already closed } else { if cs.sentHeaders && !cs.sentEndStream { - cc.writeStreamReset(cs.ID, ErrCodeNo, nil) + cc.writeStreamReset(cs.ID, ErrCodeNo, false, nil) } cs.bufPipe.CloseWithError(errRequestCanceled) } @@ -1633,12 +1748,17 @@ func (cs *clientStream) cleanupWriteRequest(err error) { // Must hold cc.mu. func (cc *ClientConn) awaitOpenSlotForStreamLocked(cs *clientStream) error { for { - cc.lastActive = time.Now() + if cc.closed && cc.nextStreamID == 1 && cc.streamsReserved == 0 { + // This is the very first request sent to this connection. + // Return a fatal error which aborts the retry loop. + return errClientConnNotEstablished + } + cc.lastActive = cc.t.now() if cc.closed || !cc.canTakeNewRequestLocked() { return errClientConnUnusable } cc.lastIdle = time.Time{} - if int64(len(cc.streams)) < int64(cc.maxConcurrentStreams) { + if cc.currentRequestCountLocked() < int(cc.maxConcurrentStreams) { return nil } cc.pendingRequests++ @@ -2180,10 +2300,10 @@ func (cc *ClientConn) forgetStreamID(id uint32) { if len(cc.streams) != slen-1 { panic("forgetting unknown stream id") } - cc.lastActive = time.Now() + cc.lastActive = cc.t.now() if len(cc.streams) == 0 && cc.idleTimer != nil { cc.idleTimer.Reset(cc.idleTimeout) - cc.lastIdle = time.Now() + cc.lastIdle = cc.t.now() } // Wake up writeRequestBody via clientStream.awaitFlowControl and // wake up RoundTrip if there is a pending request. @@ -2243,7 +2363,6 @@ func isEOFOrNetReadError(err error) bool { func (rl *clientConnReadLoop) cleanup() { cc := rl.cc - cc.t.connPool().MarkDead(cc) defer cc.closeConn() defer close(cc.readerDone) @@ -2267,6 +2386,24 @@ func (rl *clientConnReadLoop) cleanup() { } cc.closed = true + // If the connection has never been used, and has been open for only a short time, + // leave it in the connection pool for a little while. + // + // This avoids a situation where new connections are constantly created, + // added to the pool, fail, and are removed from the pool, without any error + // being surfaced to the user. + const unusedWaitTime = 5 * time.Second + idleTime := cc.t.now().Sub(cc.lastActive) + if atomic.LoadUint32(&cc.atomicReused) == 0 && idleTime < unusedWaitTime { + cc.idleTimer = cc.t.afterFunc(unusedWaitTime-idleTime, func() { + cc.t.connPool().MarkDead(cc) + }) + } else { + cc.mu.Unlock() // avoid any deadlocks in MarkDead + cc.t.connPool().MarkDead(cc) + cc.mu.Lock() + } + for _, cs := range cc.streams { select { case <-cs.peerClosed: @@ -2494,15 +2631,34 @@ func (rl *clientConnReadLoop) handleResponse(cs *clientStream, f *MetaHeadersFra if f.StreamEnded() { return nil, errors.New("1xx informational response with END_STREAM flag") } - cs.num1xx++ - const max1xxResponses = 5 // arbitrary bound on number of informational responses, same as net/http - if cs.num1xx > max1xxResponses { - return nil, errors.New("http2: too many 1xx informational responses") - } if fn := cs.get1xxTraceFunc(); fn != nil { + // If the 1xx response is being delivered to the user, + // then they're responsible for limiting the number + // of responses. if err := fn(statusCode, textproto.MIMEHeader(header)); err != nil { return nil, err } + } else { + // If the user didn't examine the 1xx response, then we + // limit the size of all 1xx headers. + // + // This differs a bit from the HTTP/1 implementation, which + // limits the size of all 1xx headers plus the final response. + // Use the larger limit of MaxHeaderListSize and + // net/http.Transport.MaxResponseHeaderBytes. + limit := int64(cs.cc.t.maxHeaderListSize()) + if t1 := cs.cc.t.t1; t1 != nil && t1.MaxResponseHeaderBytes > limit { + limit = t1.MaxResponseHeaderBytes + } + for _, h := range f.Fields { + cs.totalHeaderSize += int64(h.Size()) + } + if cs.totalHeaderSize > limit { + if VerboseLogs { + log.Printf("http2: 1xx informational responses too large") + } + return nil, errors.New("header list too large") + } } if statusCode == 100 { traceGot100Continue(cs.trace) @@ -3046,6 +3202,11 @@ func (rl *clientConnReadLoop) processPing(f *PingFrame) error { close(c) delete(cc.pings, f.Data) } + if cc.pendingResets > 0 { + // See clientStream.cleanupWriteRequest. + cc.pendingResets = 0 + cc.cond.Broadcast() + } return nil } cc := rl.cc @@ -3068,13 +3229,20 @@ func (rl *clientConnReadLoop) processPushPromise(f *PushPromiseFrame) error { return ConnectionError(ErrCodeProtocol) } -func (cc *ClientConn) writeStreamReset(streamID uint32, code ErrCode, err error) { +// writeStreamReset sends a RST_STREAM frame. +// When ping is true, it also sends a PING frame with a random payload. +func (cc *ClientConn) writeStreamReset(streamID uint32, code ErrCode, ping bool, err error) { // TODO: map err to more interesting error codes, once the // HTTP community comes up with some. But currently for // RST_STREAM there's no equivalent to GOAWAY frame's debug // data, and the error codes are all pretty vague ("cancel"). cc.wmu.Lock() cc.fr.WriteRSTStream(streamID, code) + if ping { + var payload [8]byte + rand.Read(payload[:]) + cc.fr.WritePing(false, payload) + } cc.bw.Flush() cc.wmu.Unlock() } @@ -3228,7 +3396,7 @@ func traceGotConn(req *http.Request, cc *ClientConn, reused bool) { cc.mu.Lock() ci.WasIdle = len(cc.streams) == 0 && reused if ci.WasIdle && !cc.lastActive.IsZero() { - ci.IdleTime = time.Since(cc.lastActive) + ci.IdleTime = cc.t.timeSince(cc.lastActive) } cc.mu.Unlock() diff --git a/vendor/golang.org/x/net/http2/unencrypted.go b/vendor/golang.org/x/net/http2/unencrypted.go new file mode 100644 index 00000000..b2de2116 --- /dev/null +++ b/vendor/golang.org/x/net/http2/unencrypted.go @@ -0,0 +1,32 @@ +// Copyright 2024 The Go Authors. All rights reserved. +// Use of this source code is governed by a BSD-style +// license that can be found in the LICENSE file. + +package http2 + +import ( + "crypto/tls" + "errors" + "net" +) + +const nextProtoUnencryptedHTTP2 = "unencrypted_http2" + +// unencryptedNetConnFromTLSConn retrieves a net.Conn wrapped in a *tls.Conn. +// +// TLSNextProto functions accept a *tls.Conn. +// +// When passing an unencrypted HTTP/2 connection to a TLSNextProto function, +// we pass a *tls.Conn with an underlying net.Conn containing the unencrypted connection. +// To be extra careful about mistakes (accidentally dropping TLS encryption in a place +// where we want it), the tls.Conn contains a net.Conn with an UnencryptedNetConn method +// that returns the actual connection we want to use. +func unencryptedNetConnFromTLSConn(tc *tls.Conn) (net.Conn, error) { + conner, ok := tc.NetConn().(interface { + UnencryptedNetConn() net.Conn + }) + if !ok { + return nil, errors.New("http2: TLS conn unexpectedly found in unencrypted handoff") + } + return conner.UnencryptedNetConn(), nil +} diff --git a/vendor/golang.org/x/oauth2/token.go b/vendor/golang.org/x/oauth2/token.go index 5bbb3321..109997d7 100644 --- a/vendor/golang.org/x/oauth2/token.go +++ b/vendor/golang.org/x/oauth2/token.go @@ -49,6 +49,13 @@ type Token struct { // mechanisms for that TokenSource will not be used. Expiry time.Time `json:"expiry,omitempty"` + // ExpiresIn is the OAuth2 wire format "expires_in" field, + // which specifies how many seconds later the token expires, + // relative to an unknown time base approximately around "now". + // It is the application's responsibility to populate + // `Expiry` from `ExpiresIn` when required. + ExpiresIn int64 `json:"expires_in,omitempty"` + // raw optionally contains extra metadata from the server // when updating a token. raw interface{} diff --git a/vendor/golang.org/x/sys/unix/ioctl_linux.go b/vendor/golang.org/x/sys/unix/ioctl_linux.go index dbe680ea..7ca4fa12 100644 --- a/vendor/golang.org/x/sys/unix/ioctl_linux.go +++ b/vendor/golang.org/x/sys/unix/ioctl_linux.go @@ -58,6 +58,102 @@ func IoctlGetEthtoolDrvinfo(fd int, ifname string) (*EthtoolDrvinfo, error) { return &value, err } +// IoctlGetEthtoolTsInfo fetches ethtool timestamping and PHC +// association for the network device specified by ifname. +func IoctlGetEthtoolTsInfo(fd int, ifname string) (*EthtoolTsInfo, error) { + ifr, err := NewIfreq(ifname) + if err != nil { + return nil, err + } + + value := EthtoolTsInfo{Cmd: ETHTOOL_GET_TS_INFO} + ifrd := ifr.withData(unsafe.Pointer(&value)) + + err = ioctlIfreqData(fd, SIOCETHTOOL, &ifrd) + return &value, err +} + +// IoctlGetHwTstamp retrieves the hardware timestamping configuration +// for the network device specified by ifname. +func IoctlGetHwTstamp(fd int, ifname string) (*HwTstampConfig, error) { + ifr, err := NewIfreq(ifname) + if err != nil { + return nil, err + } + + value := HwTstampConfig{} + ifrd := ifr.withData(unsafe.Pointer(&value)) + + err = ioctlIfreqData(fd, SIOCGHWTSTAMP, &ifrd) + return &value, err +} + +// IoctlSetHwTstamp updates the hardware timestamping configuration for +// the network device specified by ifname. +func IoctlSetHwTstamp(fd int, ifname string, cfg *HwTstampConfig) error { + ifr, err := NewIfreq(ifname) + if err != nil { + return err + } + ifrd := ifr.withData(unsafe.Pointer(cfg)) + return ioctlIfreqData(fd, SIOCSHWTSTAMP, &ifrd) +} + +// FdToClockID derives the clock ID from the file descriptor number +// - see clock_gettime(3), FD_TO_CLOCKID macros. The resulting ID is +// suitable for system calls like ClockGettime. +func FdToClockID(fd int) int32 { return int32((int(^fd) << 3) | 3) } + +// IoctlPtpClockGetcaps returns the description of a given PTP device. +func IoctlPtpClockGetcaps(fd int) (*PtpClockCaps, error) { + var value PtpClockCaps + err := ioctlPtr(fd, PTP_CLOCK_GETCAPS2, unsafe.Pointer(&value)) + return &value, err +} + +// IoctlPtpSysOffsetPrecise returns a description of the clock +// offset compared to the system clock. +func IoctlPtpSysOffsetPrecise(fd int) (*PtpSysOffsetPrecise, error) { + var value PtpSysOffsetPrecise + err := ioctlPtr(fd, PTP_SYS_OFFSET_PRECISE2, unsafe.Pointer(&value)) + return &value, err +} + +// IoctlPtpSysOffsetExtended returns an extended description of the +// clock offset compared to the system clock. The samples parameter +// specifies the desired number of measurements. +func IoctlPtpSysOffsetExtended(fd int, samples uint) (*PtpSysOffsetExtended, error) { + value := PtpSysOffsetExtended{Samples: uint32(samples)} + err := ioctlPtr(fd, PTP_SYS_OFFSET_EXTENDED2, unsafe.Pointer(&value)) + return &value, err +} + +// IoctlPtpPinGetfunc returns the configuration of the specified +// I/O pin on given PTP device. +func IoctlPtpPinGetfunc(fd int, index uint) (*PtpPinDesc, error) { + value := PtpPinDesc{Index: uint32(index)} + err := ioctlPtr(fd, PTP_PIN_GETFUNC2, unsafe.Pointer(&value)) + return &value, err +} + +// IoctlPtpPinSetfunc updates configuration of the specified PTP +// I/O pin. +func IoctlPtpPinSetfunc(fd int, pd *PtpPinDesc) error { + return ioctlPtr(fd, PTP_PIN_SETFUNC2, unsafe.Pointer(pd)) +} + +// IoctlPtpPeroutRequest configures the periodic output mode of the +// PTP I/O pins. +func IoctlPtpPeroutRequest(fd int, r *PtpPeroutRequest) error { + return ioctlPtr(fd, PTP_PEROUT_REQUEST2, unsafe.Pointer(r)) +} + +// IoctlPtpExttsRequest configures the external timestamping mode +// of the PTP I/O pins. +func IoctlPtpExttsRequest(fd int, r *PtpExttsRequest) error { + return ioctlPtr(fd, PTP_EXTTS_REQUEST2, unsafe.Pointer(r)) +} + // IoctlGetWatchdogInfo fetches information about a watchdog device from the // Linux watchdog API. For more information, see: // https://www.kernel.org/doc/html/latest/watchdog/watchdog-api.html. diff --git a/vendor/golang.org/x/sys/unix/mkerrors.sh b/vendor/golang.org/x/sys/unix/mkerrors.sh index ac54ecab..6ab02b6c 100644 --- a/vendor/golang.org/x/sys/unix/mkerrors.sh +++ b/vendor/golang.org/x/sys/unix/mkerrors.sh @@ -158,6 +158,16 @@ includes_Linux=' #endif #define _GNU_SOURCE +// See the description in unix/linux/types.go +#if defined(__ARM_EABI__) || \ + (defined(__mips__) && (_MIPS_SIM == _ABIO32)) || \ + (defined(__powerpc__) && (!defined(__powerpc64__))) +# ifdef _TIME_BITS +# undef _TIME_BITS +# endif +# define _TIME_BITS 32 +#endif + // is broken on powerpc64, as it fails to include definitions of // these structures. We just include them copied from . #if defined(__powerpc__) @@ -256,6 +266,7 @@ struct ltchars { #include #include #include +#include #include #include #include @@ -527,6 +538,7 @@ ccflags="$@" $2 ~ /^(AF|SOCK|SO|SOL|IPPROTO|IP|IPV6|TCP|MCAST|EVFILT|NOTE|SHUT|PROT|MAP|MREMAP|MFD|T?PACKET|MSG|SCM|MCL|DT|MADV|PR|LOCAL|TCPOPT|UDP)_/ || $2 ~ /^NFC_(GENL|PROTO|COMM|RF|SE|DIRECTION|LLCP|SOCKPROTO)_/ || $2 ~ /^NFC_.*_(MAX)?SIZE$/ || + $2 ~ /^PTP_/ || $2 ~ /^RAW_PAYLOAD_/ || $2 ~ /^[US]F_/ || $2 ~ /^TP_STATUS_/ || diff --git a/vendor/golang.org/x/sys/unix/syscall_linux.go b/vendor/golang.org/x/sys/unix/syscall_linux.go index f08abd43..230a9454 100644 --- a/vendor/golang.org/x/sys/unix/syscall_linux.go +++ b/vendor/golang.org/x/sys/unix/syscall_linux.go @@ -1860,6 +1860,7 @@ func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err e //sys ClockAdjtime(clockid int32, buf *Timex) (state int, err error) //sys ClockGetres(clockid int32, res *Timespec) (err error) //sys ClockGettime(clockid int32, time *Timespec) (err error) +//sys ClockSettime(clockid int32, time *Timespec) (err error) //sys ClockNanosleep(clockid int32, flags int, request *Timespec, remain *Timespec) (err error) //sys Close(fd int) (err error) //sys CloseRange(first uint, last uint, flags uint) (err error) diff --git a/vendor/golang.org/x/sys/unix/syscall_zos_s390x.go b/vendor/golang.org/x/sys/unix/syscall_zos_s390x.go index 312ae6ac..7bf5c04b 100644 --- a/vendor/golang.org/x/sys/unix/syscall_zos_s390x.go +++ b/vendor/golang.org/x/sys/unix/syscall_zos_s390x.go @@ -768,6 +768,15 @@ func Munmap(b []byte) (err error) { return mapper.Munmap(b) } +func MmapPtr(fd int, offset int64, addr unsafe.Pointer, length uintptr, prot int, flags int) (ret unsafe.Pointer, err error) { + xaddr, err := mapper.mmap(uintptr(addr), length, prot, flags, fd, offset) + return unsafe.Pointer(xaddr), err +} + +func MunmapPtr(addr unsafe.Pointer, length uintptr) (err error) { + return mapper.munmap(uintptr(addr), length) +} + //sys Gethostname(buf []byte) (err error) = SYS___GETHOSTNAME_A //sysnb Getgid() (gid int) //sysnb Getpid() (pid int) @@ -816,10 +825,10 @@ func Lstat(path string, stat *Stat_t) (err error) { // for checking symlinks begins with $VERSION/ $SYSNAME/ $SYSSYMR/ $SYSSYMA/ func isSpecialPath(path []byte) (v bool) { var special = [4][8]byte{ - [8]byte{'V', 'E', 'R', 'S', 'I', 'O', 'N', '/'}, - [8]byte{'S', 'Y', 'S', 'N', 'A', 'M', 'E', '/'}, - [8]byte{'S', 'Y', 'S', 'S', 'Y', 'M', 'R', '/'}, - [8]byte{'S', 'Y', 'S', 'S', 'Y', 'M', 'A', '/'}} + {'V', 'E', 'R', 'S', 'I', 'O', 'N', '/'}, + {'S', 'Y', 'S', 'N', 'A', 'M', 'E', '/'}, + {'S', 'Y', 'S', 'S', 'Y', 'M', 'R', '/'}, + {'S', 'Y', 'S', 'S', 'Y', 'M', 'A', '/'}} var i, j int for i = 0; i < len(special); i++ { @@ -3115,3 +3124,90 @@ func legacy_Mkfifoat(dirfd int, path string, mode uint32) (err error) { //sys Posix_openpt(oflag int) (fd int, err error) = SYS_POSIX_OPENPT //sys Grantpt(fildes int) (rc int, err error) = SYS_GRANTPT //sys Unlockpt(fildes int) (rc int, err error) = SYS_UNLOCKPT + +func fcntlAsIs(fd uintptr, cmd int, arg uintptr) (val int, err error) { + runtime.EnterSyscall() + r0, e2, e1 := CallLeFuncWithErr(GetZosLibVec()+SYS_FCNTL<<4, uintptr(fd), uintptr(cmd), arg) + runtime.ExitSyscall() + val = int(r0) + if int64(r0) == -1 { + err = errnoErr2(e1, e2) + } + return +} + +func Fcntl(fd uintptr, cmd int, op interface{}) (ret int, err error) { + switch op.(type) { + case *Flock_t: + err = FcntlFlock(fd, cmd, op.(*Flock_t)) + if err != nil { + ret = -1 + } + return + case int: + return FcntlInt(fd, cmd, op.(int)) + case *F_cnvrt: + return fcntlAsIs(fd, cmd, uintptr(unsafe.Pointer(op.(*F_cnvrt)))) + case unsafe.Pointer: + return fcntlAsIs(fd, cmd, uintptr(op.(unsafe.Pointer))) + default: + return -1, EINVAL + } + return +} + +func Sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { + if raceenabled { + raceReleaseMerge(unsafe.Pointer(&ioSync)) + } + return sendfile(outfd, infd, offset, count) +} + +func sendfile(outfd int, infd int, offset *int64, count int) (written int, err error) { + // TODO: use LE call instead if the call is implemented + originalOffset, err := Seek(infd, 0, SEEK_CUR) + if err != nil { + return -1, err + } + //start reading data from in_fd + if offset != nil { + _, err := Seek(infd, *offset, SEEK_SET) + if err != nil { + return -1, err + } + } + + buf := make([]byte, count) + readBuf := make([]byte, 0) + var n int = 0 + for i := 0; i < count; i += n { + n, err := Read(infd, buf) + if n == 0 { + if err != nil { + return -1, err + } else { // EOF + break + } + } + readBuf = append(readBuf, buf...) + buf = buf[0:0] + } + + n2, err := Write(outfd, readBuf) + if err != nil { + return -1, err + } + + //When sendfile() returns, this variable will be set to the + // offset of the byte following the last byte that was read. + if offset != nil { + *offset = *offset + int64(n) + // If offset is not NULL, then sendfile() does not modify the file + // offset of in_fd + _, err := Seek(infd, originalOffset, SEEK_SET) + if err != nil { + return -1, err + } + } + return n2, nil +} diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux.go b/vendor/golang.org/x/sys/unix/zerrors_linux.go index de3b4624..ccba391c 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux.go @@ -2625,6 +2625,28 @@ const ( PR_UNALIGN_NOPRINT = 0x1 PR_UNALIGN_SIGBUS = 0x2 PSTOREFS_MAGIC = 0x6165676c + PTP_CLK_MAGIC = '=' + PTP_ENABLE_FEATURE = 0x1 + PTP_EXTTS_EDGES = 0x6 + PTP_EXTTS_EVENT_VALID = 0x1 + PTP_EXTTS_V1_VALID_FLAGS = 0x7 + PTP_EXTTS_VALID_FLAGS = 0x1f + PTP_EXT_OFFSET = 0x10 + PTP_FALLING_EDGE = 0x4 + PTP_MAX_SAMPLES = 0x19 + PTP_PEROUT_DUTY_CYCLE = 0x2 + PTP_PEROUT_ONE_SHOT = 0x1 + PTP_PEROUT_PHASE = 0x4 + PTP_PEROUT_V1_VALID_FLAGS = 0x0 + PTP_PEROUT_VALID_FLAGS = 0x7 + PTP_PIN_GETFUNC = 0xc0603d06 + PTP_PIN_GETFUNC2 = 0xc0603d0f + PTP_RISING_EDGE = 0x2 + PTP_STRICT_FLAGS = 0x8 + PTP_SYS_OFFSET_EXTENDED = 0xc4c03d09 + PTP_SYS_OFFSET_EXTENDED2 = 0xc4c03d12 + PTP_SYS_OFFSET_PRECISE = 0xc0403d08 + PTP_SYS_OFFSET_PRECISE2 = 0xc0403d11 PTRACE_ATTACH = 0x10 PTRACE_CONT = 0x7 PTRACE_DETACH = 0x11 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_386.go b/vendor/golang.org/x/sys/unix/zerrors_linux_386.go index 8aa6d77c..0c00cb3f 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_386.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_386.go @@ -237,6 +237,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_GETFPREGS = 0xe PTRACE_GETFPXREGS = 0x12 PTRACE_GET_THREAD_AREA = 0x19 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go index da428f42..dfb36455 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_amd64.go @@ -237,6 +237,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_ARCH_PRCTL = 0x1e PTRACE_GETFPREGS = 0xe PTRACE_GETFPXREGS = 0x12 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_arm.go b/vendor/golang.org/x/sys/unix/zerrors_linux_arm.go index bf45bfec..d46dcf78 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_arm.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_arm.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_GETCRUNCHREGS = 0x19 PTRACE_GETFDPIC = 0x1f PTRACE_GETFDPIC_EXEC = 0x0 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go index 71c67162..3af3248a 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_arm64.go @@ -240,6 +240,20 @@ const ( PROT_BTI = 0x10 PROT_MTE = 0x20 PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_PEEKMTETAGS = 0x21 PTRACE_POKEMTETAGS = 0x22 PTRACE_SYSEMU = 0x1f diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_loong64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_loong64.go index 9476628f..292bcf02 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_loong64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_loong64.go @@ -238,6 +238,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_SYSEMU = 0x1f PTRACE_SYSEMU_SINGLESTEP = 0x20 RLIMIT_AS = 0x9 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_mips.go b/vendor/golang.org/x/sys/unix/zerrors_linux_mips.go index b9e85f3c..782b7110 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_mips.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_mips.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x20007434 PPPIOCXFERUNIT = 0x2000744e PR_SET_PTRACER_ANY = 0xffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETFPREGS = 0xe PTRACE_GET_THREAD_AREA = 0x19 PTRACE_GET_THREAD_AREA_3264 = 0xc4 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go index a48b68a7..84973fd9 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_mips64.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x20007434 PPPIOCXFERUNIT = 0x2000744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETFPREGS = 0xe PTRACE_GET_THREAD_AREA = 0x19 PTRACE_GET_THREAD_AREA_3264 = 0xc4 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go b/vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go index ea00e852..6d9cbc3b 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_mips64le.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x20007434 PPPIOCXFERUNIT = 0x2000744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETFPREGS = 0xe PTRACE_GET_THREAD_AREA = 0x19 PTRACE_GET_THREAD_AREA_3264 = 0xc4 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go b/vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go index 91c64687..5f9fedbc 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_mipsle.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x20007434 PPPIOCXFERUNIT = 0x2000744e PR_SET_PTRACER_ANY = 0xffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETFPREGS = 0xe PTRACE_GET_THREAD_AREA = 0x19 PTRACE_GET_THREAD_AREA_3264 = 0xc4 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go index 8cbf38d6..bb0026ee 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc.go @@ -237,6 +237,20 @@ const ( PPPIOCXFERUNIT = 0x2000744e PROT_SAO = 0x10 PR_SET_PTRACER_ANY = 0xffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETEVRREGS = 0x14 PTRACE_GETFPREGS = 0xe PTRACE_GETREGS64 = 0x16 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go index a2df7341..46120db5 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64.go @@ -237,6 +237,20 @@ const ( PPPIOCXFERUNIT = 0x2000744e PROT_SAO = 0x10 PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETEVRREGS = 0x14 PTRACE_GETFPREGS = 0xe PTRACE_GETREGS64 = 0x16 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go index 24791379..5c951634 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_ppc64le.go @@ -237,6 +237,20 @@ const ( PPPIOCXFERUNIT = 0x2000744e PROT_SAO = 0x10 PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETEVRREGS = 0x14 PTRACE_GETFPREGS = 0xe PTRACE_GETREGS64 = 0x16 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go index d265f146..11a84d5a 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_riscv64.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_GETFDPIC = 0x21 PTRACE_GETFDPIC_EXEC = 0x0 PTRACE_GETFDPIC_INTERP = 0x1 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go b/vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go index 3f2d6443..f78c4617 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_s390x.go @@ -234,6 +234,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x7434 PPPIOCXFERUNIT = 0x744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x80503d01 + PTP_CLOCK_GETCAPS2 = 0x80503d0a + PTP_ENABLE_PPS = 0x40043d04 + PTP_ENABLE_PPS2 = 0x40043d0d + PTP_EXTTS_REQUEST = 0x40103d02 + PTP_EXTTS_REQUEST2 = 0x40103d0b + PTP_MASK_CLEAR_ALL = 0x3d13 + PTP_MASK_EN_SINGLE = 0x40043d14 + PTP_PEROUT_REQUEST = 0x40383d03 + PTP_PEROUT_REQUEST2 = 0x40383d0c + PTP_PIN_SETFUNC = 0x40603d07 + PTP_PIN_SETFUNC2 = 0x40603d10 + PTP_SYS_OFFSET = 0x43403d05 + PTP_SYS_OFFSET2 = 0x43403d0e PTRACE_DISABLE_TE = 0x5010 PTRACE_ENABLE_TE = 0x5009 PTRACE_GET_LAST_BREAK = 0x5006 diff --git a/vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go b/vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go index 5d8b727a..aeb777c3 100644 --- a/vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go +++ b/vendor/golang.org/x/sys/unix/zerrors_linux_sparc64.go @@ -239,6 +239,20 @@ const ( PPPIOCUNBRIDGECHAN = 0x20007434 PPPIOCXFERUNIT = 0x2000744e PR_SET_PTRACER_ANY = 0xffffffffffffffff + PTP_CLOCK_GETCAPS = 0x40503d01 + PTP_CLOCK_GETCAPS2 = 0x40503d0a + PTP_ENABLE_PPS = 0x80043d04 + PTP_ENABLE_PPS2 = 0x80043d0d + PTP_EXTTS_REQUEST = 0x80103d02 + PTP_EXTTS_REQUEST2 = 0x80103d0b + PTP_MASK_CLEAR_ALL = 0x20003d13 + PTP_MASK_EN_SINGLE = 0x80043d14 + PTP_PEROUT_REQUEST = 0x80383d03 + PTP_PEROUT_REQUEST2 = 0x80383d0c + PTP_PIN_SETFUNC = 0x80603d07 + PTP_PIN_SETFUNC2 = 0x80603d10 + PTP_SYS_OFFSET = 0x83403d05 + PTP_SYS_OFFSET2 = 0x83403d0e PTRACE_GETFPAREGS = 0x14 PTRACE_GETFPREGS = 0xe PTRACE_GETFPREGS64 = 0x19 diff --git a/vendor/golang.org/x/sys/unix/zsyscall_linux.go b/vendor/golang.org/x/sys/unix/zsyscall_linux.go index af30da55..5cc1e8eb 100644 --- a/vendor/golang.org/x/sys/unix/zsyscall_linux.go +++ b/vendor/golang.org/x/sys/unix/zsyscall_linux.go @@ -592,6 +592,16 @@ func ClockGettime(clockid int32, time *Timespec) (err error) { // THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT +func ClockSettime(clockid int32, time *Timespec) (err error) { + _, _, e1 := Syscall(SYS_CLOCK_SETTIME, uintptr(clockid), uintptr(unsafe.Pointer(time)), 0) + if e1 != 0 { + err = errnoErr(e1) + } + return +} + +// THIS FILE IS GENERATED BY THE COMMAND AT THE TOP; DO NOT EDIT + func ClockNanosleep(clockid int32, flags int, request *Timespec, remain *Timespec) (err error) { _, _, e1 := Syscall6(SYS_CLOCK_NANOSLEEP, uintptr(clockid), uintptr(flags), uintptr(unsafe.Pointer(request)), uintptr(unsafe.Pointer(remain)), 0, 0) if e1 != 0 { diff --git a/vendor/golang.org/x/sys/unix/ztypes_linux.go b/vendor/golang.org/x/sys/unix/ztypes_linux.go index 3a69e454..8daaf3fa 100644 --- a/vendor/golang.org/x/sys/unix/ztypes_linux.go +++ b/vendor/golang.org/x/sys/unix/ztypes_linux.go @@ -1752,12 +1752,6 @@ const ( IFLA_IPVLAN_UNSPEC = 0x0 IFLA_IPVLAN_MODE = 0x1 IFLA_IPVLAN_FLAGS = 0x2 - NETKIT_NEXT = -0x1 - NETKIT_PASS = 0x0 - NETKIT_DROP = 0x2 - NETKIT_REDIRECT = 0x7 - NETKIT_L2 = 0x0 - NETKIT_L3 = 0x1 IFLA_NETKIT_UNSPEC = 0x0 IFLA_NETKIT_PEER_INFO = 0x1 IFLA_NETKIT_PRIMARY = 0x2 @@ -1796,6 +1790,7 @@ const ( IFLA_VXLAN_DF = 0x1d IFLA_VXLAN_VNIFILTER = 0x1e IFLA_VXLAN_LOCALBYPASS = 0x1f + IFLA_VXLAN_LABEL_POLICY = 0x20 IFLA_GENEVE_UNSPEC = 0x0 IFLA_GENEVE_ID = 0x1 IFLA_GENEVE_REMOTE = 0x2 @@ -1825,6 +1820,8 @@ const ( IFLA_GTP_ROLE = 0x4 IFLA_GTP_CREATE_SOCKETS = 0x5 IFLA_GTP_RESTART_COUNT = 0x6 + IFLA_GTP_LOCAL = 0x7 + IFLA_GTP_LOCAL6 = 0x8 IFLA_BOND_UNSPEC = 0x0 IFLA_BOND_MODE = 0x1 IFLA_BOND_ACTIVE_SLAVE = 0x2 @@ -1857,6 +1854,7 @@ const ( IFLA_BOND_AD_LACP_ACTIVE = 0x1d IFLA_BOND_MISSED_MAX = 0x1e IFLA_BOND_NS_IP6_TARGET = 0x1f + IFLA_BOND_COUPLED_CONTROL = 0x20 IFLA_BOND_AD_INFO_UNSPEC = 0x0 IFLA_BOND_AD_INFO_AGGREGATOR = 0x1 IFLA_BOND_AD_INFO_NUM_PORTS = 0x2 @@ -1925,6 +1923,7 @@ const ( IFLA_HSR_SEQ_NR = 0x5 IFLA_HSR_VERSION = 0x6 IFLA_HSR_PROTOCOL = 0x7 + IFLA_HSR_INTERLINK = 0x8 IFLA_STATS_UNSPEC = 0x0 IFLA_STATS_LINK_64 = 0x1 IFLA_STATS_LINK_XSTATS = 0x2 @@ -1977,6 +1976,15 @@ const ( IFLA_DSA_MASTER = 0x1 ) +const ( + NETKIT_NEXT = -0x1 + NETKIT_PASS = 0x0 + NETKIT_DROP = 0x2 + NETKIT_REDIRECT = 0x7 + NETKIT_L2 = 0x0 + NETKIT_L3 = 0x1 +) + const ( NF_INET_PRE_ROUTING = 0x0 NF_INET_LOCAL_IN = 0x1 @@ -4110,6 +4118,106 @@ type EthtoolDrvinfo struct { Regdump_len uint32 } +type EthtoolTsInfo struct { + Cmd uint32 + So_timestamping uint32 + Phc_index int32 + Tx_types uint32 + Tx_reserved [3]uint32 + Rx_filters uint32 + Rx_reserved [3]uint32 +} + +type HwTstampConfig struct { + Flags int32 + Tx_type int32 + Rx_filter int32 +} + +const ( + HWTSTAMP_FILTER_NONE = 0x0 + HWTSTAMP_FILTER_ALL = 0x1 + HWTSTAMP_FILTER_SOME = 0x2 + HWTSTAMP_FILTER_PTP_V1_L4_EVENT = 0x3 + HWTSTAMP_FILTER_PTP_V2_L4_EVENT = 0x6 + HWTSTAMP_FILTER_PTP_V2_L2_EVENT = 0x9 + HWTSTAMP_FILTER_PTP_V2_EVENT = 0xc +) + +const ( + HWTSTAMP_TX_OFF = 0x0 + HWTSTAMP_TX_ON = 0x1 + HWTSTAMP_TX_ONESTEP_SYNC = 0x2 +) + +type ( + PtpClockCaps struct { + Max_adj int32 + N_alarm int32 + N_ext_ts int32 + N_per_out int32 + Pps int32 + N_pins int32 + Cross_timestamping int32 + Adjust_phase int32 + Max_phase_adj int32 + Rsv [11]int32 + } + PtpClockTime struct { + Sec int64 + Nsec uint32 + Reserved uint32 + } + PtpExttsEvent struct { + T PtpClockTime + Index uint32 + Flags uint32 + Rsv [2]uint32 + } + PtpExttsRequest struct { + Index uint32 + Flags uint32 + Rsv [2]uint32 + } + PtpPeroutRequest struct { + StartOrPhase PtpClockTime + Period PtpClockTime + Index uint32 + Flags uint32 + On PtpClockTime + } + PtpPinDesc struct { + Name [64]byte + Index uint32 + Func uint32 + Chan uint32 + Rsv [5]uint32 + } + PtpSysOffset struct { + Samples uint32 + Rsv [3]uint32 + Ts [51]PtpClockTime + } + PtpSysOffsetExtended struct { + Samples uint32 + Rsv [3]uint32 + Ts [25][3]PtpClockTime + } + PtpSysOffsetPrecise struct { + Device PtpClockTime + Realtime PtpClockTime + Monoraw PtpClockTime + Rsv [4]uint32 + } +) + +const ( + PTP_PF_NONE = 0x0 + PTP_PF_EXTTS = 0x1 + PTP_PF_PEROUT = 0x2 + PTP_PF_PHYSYNC = 0x3 +) + type ( HIDRawReportDescriptor struct { Size uint32 diff --git a/vendor/golang.org/x/sys/unix/ztypes_zos_s390x.go b/vendor/golang.org/x/sys/unix/ztypes_zos_s390x.go index d9a13af4..2e5d5a44 100644 --- a/vendor/golang.org/x/sys/unix/ztypes_zos_s390x.go +++ b/vendor/golang.org/x/sys/unix/ztypes_zos_s390x.go @@ -377,6 +377,12 @@ type Flock_t struct { Pid int32 } +type F_cnvrt struct { + Cvtcmd int32 + Pccsid int16 + Fccsid int16 +} + type Termios struct { Cflag uint32 Iflag uint32 diff --git a/vendor/golang.org/x/sys/windows/syscall_windows.go b/vendor/golang.org/x/sys/windows/syscall_windows.go index 5cee9a31..4510bfc3 100644 --- a/vendor/golang.org/x/sys/windows/syscall_windows.go +++ b/vendor/golang.org/x/sys/windows/syscall_windows.go @@ -725,20 +725,12 @@ func DurationSinceBoot() time.Duration { } func Ftruncate(fd Handle, length int64) (err error) { - curoffset, e := Seek(fd, 0, 1) - if e != nil { - return e - } - defer Seek(fd, curoffset, 0) - _, e = Seek(fd, length, 0) - if e != nil { - return e + type _FILE_END_OF_FILE_INFO struct { + EndOfFile int64 } - e = SetEndOfFile(fd) - if e != nil { - return e - } - return nil + var info _FILE_END_OF_FILE_INFO + info.EndOfFile = length + return SetFileInformationByHandle(fd, FileEndOfFileInfo, (*byte)(unsafe.Pointer(&info)), uint32(unsafe.Sizeof(info))) } func Gettimeofday(tv *Timeval) (err error) { @@ -894,6 +886,11 @@ const socket_error = uintptr(^uint32(0)) //sys GetACP() (acp uint32) = kernel32.GetACP //sys MultiByteToWideChar(codePage uint32, dwFlags uint32, str *byte, nstr int32, wchar *uint16, nwchar int32) (nwrite int32, err error) = kernel32.MultiByteToWideChar //sys getBestInterfaceEx(sockaddr unsafe.Pointer, pdwBestIfIndex *uint32) (errcode error) = iphlpapi.GetBestInterfaceEx +//sys GetIfEntry2Ex(level uint32, row *MibIfRow2) (errcode error) = iphlpapi.GetIfEntry2Ex +//sys GetUnicastIpAddressEntry(row *MibUnicastIpAddressRow) (errcode error) = iphlpapi.GetUnicastIpAddressEntry +//sys NotifyIpInterfaceChange(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) = iphlpapi.NotifyIpInterfaceChange +//sys NotifyUnicastIpAddressChange(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) = iphlpapi.NotifyUnicastIpAddressChange +//sys CancelMibChangeNotify2(notificationHandle Handle) (errcode error) = iphlpapi.CancelMibChangeNotify2 // For testing: clients can set this flag to force // creation of IPv6 sockets to return EAFNOSUPPORT. @@ -1685,13 +1682,16 @@ func (s NTStatus) Error() string { // do not use NTUnicodeString, and instead UTF16PtrFromString should be used for // the more common *uint16 string type. func NewNTUnicodeString(s string) (*NTUnicodeString, error) { - var u NTUnicodeString - s16, err := UTF16PtrFromString(s) + s16, err := UTF16FromString(s) if err != nil { return nil, err } - RtlInitUnicodeString(&u, s16) - return &u, nil + n := uint16(len(s16) * 2) + return &NTUnicodeString{ + Length: n - 2, // subtract 2 bytes for the NULL terminator + MaximumLength: n, + Buffer: &s16[0], + }, nil } // Slice returns a uint16 slice that aliases the data in the NTUnicodeString. diff --git a/vendor/golang.org/x/sys/windows/types_windows.go b/vendor/golang.org/x/sys/windows/types_windows.go index 7b97a154..51311e20 100644 --- a/vendor/golang.org/x/sys/windows/types_windows.go +++ b/vendor/golang.org/x/sys/windows/types_windows.go @@ -2203,6 +2203,132 @@ const ( IfOperStatusLowerLayerDown = 7 ) +const ( + IF_MAX_PHYS_ADDRESS_LENGTH = 32 + IF_MAX_STRING_SIZE = 256 +) + +// MIB_IF_ENTRY_LEVEL enumeration from netioapi.h or +// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/nf-netioapi-getifentry2ex. +const ( + MibIfEntryNormal = 0 + MibIfEntryNormalWithoutStatistics = 2 +) + +// MIB_NOTIFICATION_TYPE enumeration from netioapi.h or +// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/ne-netioapi-mib_notification_type. +const ( + MibParameterNotification = 0 + MibAddInstance = 1 + MibDeleteInstance = 2 + MibInitialNotification = 3 +) + +// MibIfRow2 stores information about a particular interface. See +// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/ns-netioapi-mib_if_row2. +type MibIfRow2 struct { + InterfaceLuid uint64 + InterfaceIndex uint32 + InterfaceGuid GUID + Alias [IF_MAX_STRING_SIZE + 1]uint16 + Description [IF_MAX_STRING_SIZE + 1]uint16 + PhysicalAddressLength uint32 + PhysicalAddress [IF_MAX_PHYS_ADDRESS_LENGTH]uint8 + PermanentPhysicalAddress [IF_MAX_PHYS_ADDRESS_LENGTH]uint8 + Mtu uint32 + Type uint32 + TunnelType uint32 + MediaType uint32 + PhysicalMediumType uint32 + AccessType uint32 + DirectionType uint32 + InterfaceAndOperStatusFlags uint8 + OperStatus uint32 + AdminStatus uint32 + MediaConnectState uint32 + NetworkGuid GUID + ConnectionType uint32 + TransmitLinkSpeed uint64 + ReceiveLinkSpeed uint64 + InOctets uint64 + InUcastPkts uint64 + InNUcastPkts uint64 + InDiscards uint64 + InErrors uint64 + InUnknownProtos uint64 + InUcastOctets uint64 + InMulticastOctets uint64 + InBroadcastOctets uint64 + OutOctets uint64 + OutUcastPkts uint64 + OutNUcastPkts uint64 + OutDiscards uint64 + OutErrors uint64 + OutUcastOctets uint64 + OutMulticastOctets uint64 + OutBroadcastOctets uint64 + OutQLen uint64 +} + +// MIB_UNICASTIPADDRESS_ROW stores information about a unicast IP address. See +// https://learn.microsoft.com/en-us/windows/win32/api/netioapi/ns-netioapi-mib_unicastipaddress_row. +type MibUnicastIpAddressRow struct { + Address RawSockaddrInet6 // SOCKADDR_INET union + InterfaceLuid uint64 + InterfaceIndex uint32 + PrefixOrigin uint32 + SuffixOrigin uint32 + ValidLifetime uint32 + PreferredLifetime uint32 + OnLinkPrefixLength uint8 + SkipAsSource uint8 + DadState uint32 + ScopeId uint32 + CreationTimeStamp Filetime +} + +const ScopeLevelCount = 16 + +// MIB_IPINTERFACE_ROW stores interface management information for a particular IP address family on a network interface. +// See https://learn.microsoft.com/en-us/windows/win32/api/netioapi/ns-netioapi-mib_ipinterface_row. +type MibIpInterfaceRow struct { + Family uint16 + InterfaceLuid uint64 + InterfaceIndex uint32 + MaxReassemblySize uint32 + InterfaceIdentifier uint64 + MinRouterAdvertisementInterval uint32 + MaxRouterAdvertisementInterval uint32 + AdvertisingEnabled uint8 + ForwardingEnabled uint8 + WeakHostSend uint8 + WeakHostReceive uint8 + UseAutomaticMetric uint8 + UseNeighborUnreachabilityDetection uint8 + ManagedAddressConfigurationSupported uint8 + OtherStatefulConfigurationSupported uint8 + AdvertiseDefaultRoute uint8 + RouterDiscoveryBehavior uint32 + DadTransmits uint32 + BaseReachableTime uint32 + RetransmitTime uint32 + PathMtuDiscoveryTimeout uint32 + LinkLocalAddressBehavior uint32 + LinkLocalAddressTimeout uint32 + ZoneIndices [ScopeLevelCount]uint32 + SitePrefixLength uint32 + Metric uint32 + NlMtu uint32 + Connected uint8 + SupportsWakeUpPatterns uint8 + SupportsNeighborDiscovery uint8 + SupportsRouterDiscovery uint8 + ReachableTime uint32 + TransmitOffload uint32 + ReceiveOffload uint32 + DisableDefaultRoutes uint8 +} + // Console related constants used for the mode parameter to SetConsoleMode. See // https://docs.microsoft.com/en-us/windows/console/setconsolemode for details. diff --git a/vendor/golang.org/x/sys/windows/zsyscall_windows.go b/vendor/golang.org/x/sys/windows/zsyscall_windows.go index 4c2e1bdc..6f525288 100644 --- a/vendor/golang.org/x/sys/windows/zsyscall_windows.go +++ b/vendor/golang.org/x/sys/windows/zsyscall_windows.go @@ -181,10 +181,15 @@ var ( procDnsRecordListFree = moddnsapi.NewProc("DnsRecordListFree") procDwmGetWindowAttribute = moddwmapi.NewProc("DwmGetWindowAttribute") procDwmSetWindowAttribute = moddwmapi.NewProc("DwmSetWindowAttribute") + procCancelMibChangeNotify2 = modiphlpapi.NewProc("CancelMibChangeNotify2") procGetAdaptersAddresses = modiphlpapi.NewProc("GetAdaptersAddresses") procGetAdaptersInfo = modiphlpapi.NewProc("GetAdaptersInfo") procGetBestInterfaceEx = modiphlpapi.NewProc("GetBestInterfaceEx") procGetIfEntry = modiphlpapi.NewProc("GetIfEntry") + procGetIfEntry2Ex = modiphlpapi.NewProc("GetIfEntry2Ex") + procGetUnicastIpAddressEntry = modiphlpapi.NewProc("GetUnicastIpAddressEntry") + procNotifyIpInterfaceChange = modiphlpapi.NewProc("NotifyIpInterfaceChange") + procNotifyUnicastIpAddressChange = modiphlpapi.NewProc("NotifyUnicastIpAddressChange") procAddDllDirectory = modkernel32.NewProc("AddDllDirectory") procAssignProcessToJobObject = modkernel32.NewProc("AssignProcessToJobObject") procCancelIo = modkernel32.NewProc("CancelIo") @@ -1606,6 +1611,14 @@ func DwmSetWindowAttribute(hwnd HWND, attribute uint32, value unsafe.Pointer, si return } +func CancelMibChangeNotify2(notificationHandle Handle) (errcode error) { + r0, _, _ := syscall.SyscallN(procCancelMibChangeNotify2.Addr(), uintptr(notificationHandle)) + if r0 != 0 { + errcode = syscall.Errno(r0) + } + return +} + func GetAdaptersAddresses(family uint32, flags uint32, reserved uintptr, adapterAddresses *IpAdapterAddresses, sizePointer *uint32) (errcode error) { r0, _, _ := syscall.Syscall6(procGetAdaptersAddresses.Addr(), 5, uintptr(family), uintptr(flags), uintptr(reserved), uintptr(unsafe.Pointer(adapterAddresses)), uintptr(unsafe.Pointer(sizePointer)), 0) if r0 != 0 { @@ -1638,6 +1651,46 @@ func GetIfEntry(pIfRow *MibIfRow) (errcode error) { return } +func GetIfEntry2Ex(level uint32, row *MibIfRow2) (errcode error) { + r0, _, _ := syscall.SyscallN(procGetIfEntry2Ex.Addr(), uintptr(level), uintptr(unsafe.Pointer(row))) + if r0 != 0 { + errcode = syscall.Errno(r0) + } + return +} + +func GetUnicastIpAddressEntry(row *MibUnicastIpAddressRow) (errcode error) { + r0, _, _ := syscall.SyscallN(procGetUnicastIpAddressEntry.Addr(), uintptr(unsafe.Pointer(row))) + if r0 != 0 { + errcode = syscall.Errno(r0) + } + return +} + +func NotifyIpInterfaceChange(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) { + var _p0 uint32 + if initialNotification { + _p0 = 1 + } + r0, _, _ := syscall.SyscallN(procNotifyIpInterfaceChange.Addr(), uintptr(family), uintptr(callback), uintptr(callerContext), uintptr(_p0), uintptr(unsafe.Pointer(notificationHandle))) + if r0 != 0 { + errcode = syscall.Errno(r0) + } + return +} + +func NotifyUnicastIpAddressChange(family uint16, callback uintptr, callerContext unsafe.Pointer, initialNotification bool, notificationHandle *Handle) (errcode error) { + var _p0 uint32 + if initialNotification { + _p0 = 1 + } + r0, _, _ := syscall.SyscallN(procNotifyUnicastIpAddressChange.Addr(), uintptr(family), uintptr(callback), uintptr(callerContext), uintptr(_p0), uintptr(unsafe.Pointer(notificationHandle))) + if r0 != 0 { + errcode = syscall.Errno(r0) + } + return +} + func AddDllDirectory(path *uint16) (cookie uintptr, err error) { r0, _, e1 := syscall.Syscall(procAddDllDirectory.Addr(), 1, uintptr(unsafe.Pointer(path)), 0, 0) cookie = uintptr(r0) diff --git a/vendor/golang.org/x/term/README.md b/vendor/golang.org/x/term/README.md index d03d0aef..05ff623f 100644 --- a/vendor/golang.org/x/term/README.md +++ b/vendor/golang.org/x/term/README.md @@ -4,16 +4,13 @@ This repository provides Go terminal and console support packages. -## Download/Install - -The easiest way to install is to run `go get -u golang.org/x/term`. You can -also manually git clone the repository to `$GOPATH/src/golang.org/x/term`. - ## Report Issues / Send Patches This repository uses Gerrit for code changes. To learn how to submit changes to -this repository, see https://golang.org/doc/contribute.html. +this repository, see https://go.dev/doc/contribute. + +The git repository is https://go.googlesource.com/term. The main issue tracker for the term repository is located at -https://github.com/golang/go/issues. Prefix your issue with "x/term:" in the +https://go.dev/issues. Prefix your issue with "x/term:" in the subject line, so it is easy to find. diff --git a/vendor/google.golang.org/grpc/CONTRIBUTING.md b/vendor/google.golang.org/grpc/CONTRIBUTING.md index 0854d298..d9bfa6e1 100644 --- a/vendor/google.golang.org/grpc/CONTRIBUTING.md +++ b/vendor/google.golang.org/grpc/CONTRIBUTING.md @@ -4,7 +4,7 @@ We definitely welcome your patches and contributions to gRPC! Please read the gR organization's [governance rules](https://github.com/grpc/grpc-community/blob/master/governance.md) and [contribution guidelines](https://github.com/grpc/grpc-community/blob/master/CONTRIBUTING.md) before proceeding. -If you are new to github, please start by reading [Pull Request howto](https://help.github.com/articles/about-pull-requests/) +If you are new to GitHub, please start by reading [Pull Request howto](https://help.github.com/articles/about-pull-requests/) ## Legal requirements @@ -25,8 +25,8 @@ How to get your contributions merged smoothly and quickly. is a great place to start. These issues are well-documented and usually can be resolved with a single pull request. -- If you are adding a new file, make sure it has the copyright message template - at the top as a comment. You can copy over the message from an existing file +- If you are adding a new file, make sure it has the copyright message template + at the top as a comment. You can copy over the message from an existing file and update the year. - The grpc package should only depend on standard Go packages and a small number @@ -39,12 +39,12 @@ How to get your contributions merged smoothly and quickly. proposal](https://github.com/grpc/proposal). - Provide a good **PR description** as a record of **what** change is being made - and **why** it was made. Link to a github issue if it exists. + and **why** it was made. Link to a GitHub issue if it exists. -- If you want to fix formatting or style, consider whether your changes are an - obvious improvement or might be considered a personal preference. If a style - change is based on preference, it likely will not be accepted. If it corrects - widely agreed-upon anti-patterns, then please do create a PR and explain the +- If you want to fix formatting or style, consider whether your changes are an + obvious improvement or might be considered a personal preference. If a style + change is based on preference, it likely will not be accepted. If it corrects + widely agreed-upon anti-patterns, then please do create a PR and explain the benefits of the change. - Unless your PR is trivial, you should expect there will be reviewer comments diff --git a/vendor/google.golang.org/grpc/balancer/balancer.go b/vendor/google.golang.org/grpc/balancer/balancer.go index b181f386..3a2092f1 100644 --- a/vendor/google.golang.org/grpc/balancer/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/balancer.go @@ -130,7 +130,7 @@ type SubConn interface { // UpdateAddresses updates the addresses used in this SubConn. // gRPC checks if currently-connected address is still in the new list. // If it's in the list, the connection will be kept. - // If it's not in the list, the connection will gracefully closed, and + // If it's not in the list, the connection will gracefully close, and // a new connection will be created. // // This will trigger a state transition for the SubConn. @@ -142,8 +142,11 @@ type SubConn interface { Connect() // GetOrBuildProducer returns a reference to the existing Producer for this // ProducerBuilder in this SubConn, or, if one does not currently exist, - // creates a new one and returns it. Returns a close function which must - // be called when the Producer is no longer needed. + // creates a new one and returns it. Returns a close function which may be + // called when the Producer is no longer needed. Otherwise the producer + // will automatically be closed upon connection loss or subchannel close. + // Should only be called on a SubConn in state Ready. Otherwise the + // producer will be unable to create streams. GetOrBuildProducer(ProducerBuilder) (p Producer, close func()) // Shutdown shuts down the SubConn gracefully. Any started RPCs will be // allowed to complete. No future calls should be made on the SubConn. @@ -452,8 +455,10 @@ type ProducerBuilder interface { // Build creates a Producer. The first parameter is always a // grpc.ClientConnInterface (a type to allow creating RPCs/streams on the // associated SubConn), but is declared as `any` to avoid a dependency - // cycle. Should also return a close function that will be called when all - // references to the Producer have been given up. + // cycle. Build also returns a close function that will be called when all + // references to the Producer have been given up for a SubConn, or when a + // connectivity state change occurs on the SubConn. The close function + // should always block until all asynchronous cleanup work is completed. Build(grpcClientConnInterface any) (p Producer, close func()) } diff --git a/vendor/google.golang.org/grpc/balancer/base/balancer.go b/vendor/google.golang.org/grpc/balancer/base/balancer.go index 2b87bd79..d5ed172a 100644 --- a/vendor/google.golang.org/grpc/balancer/base/balancer.go +++ b/vendor/google.golang.org/grpc/balancer/base/balancer.go @@ -133,7 +133,7 @@ func (b *baseBalancer) UpdateClientConnState(s balancer.ClientConnState) error { } } // If resolver state contains no addresses, return an error so ClientConn - // will trigger re-resolve. Also records this as an resolver error, so when + // will trigger re-resolve. Also records this as a resolver error, so when // the overall state turns transient failure, the error message will have // the zero address information. if len(s.ResolverState.Addresses) == 0 { diff --git a/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go b/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go new file mode 100644 index 00000000..c5197894 --- /dev/null +++ b/vendor/google.golang.org/grpc/balancer/pickfirst/internal/internal.go @@ -0,0 +1,24 @@ +/* + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package internal contains code internal to the pickfirst package. +package internal + +import "math/rand" + +// RandShuffle pseudo-randomizes the order of addresses. +var RandShuffle = rand.Shuffle diff --git a/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go index 4d69b405..e069346a 100644 --- a/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go +++ b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirst.go @@ -26,18 +26,23 @@ import ( "math/rand" "google.golang.org/grpc/balancer" + "google.golang.org/grpc/balancer/pickfirst/internal" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/grpclog" - "google.golang.org/grpc/internal" + "google.golang.org/grpc/internal/envconfig" internalgrpclog "google.golang.org/grpc/internal/grpclog" "google.golang.org/grpc/internal/pretty" "google.golang.org/grpc/resolver" "google.golang.org/grpc/serviceconfig" + + _ "google.golang.org/grpc/balancer/pickfirst/pickfirstleaf" // For automatically registering the new pickfirst if required. ) func init() { + if envconfig.NewPickFirstEnabled { + return + } balancer.Register(pickfirstBuilder{}) - internal.ShuffleAddressListForTesting = func(n int, swap func(i, j int)) { rand.Shuffle(n, swap) } } var logger = grpclog.Component("pick-first-lb") @@ -103,10 +108,13 @@ func (b *pickfirstBalancer) ResolverError(err error) { }) } +// Shuffler is an interface for shuffling an address list. type Shuffler interface { ShuffleAddressListForTesting(n int, swap func(i, j int)) } +// ShuffleAddressListForTesting pseudo-randomizes the order of addresses. n +// is the number of elements. swap swaps the elements with indexes i and j. func ShuffleAddressListForTesting(n int, swap func(i, j int)) { rand.Shuffle(n, swap) } func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error { @@ -140,7 +148,7 @@ func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState // within each endpoint. - A61 if cfg.ShuffleAddressList { endpoints = append([]resolver.Endpoint{}, endpoints...) - internal.ShuffleAddressListForTesting.(func(int, func(int, int)))(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) } // "Flatten the list by concatenating the ordered list of addresses for each diff --git a/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go new file mode 100644 index 00000000..985b6edc --- /dev/null +++ b/vendor/google.golang.org/grpc/balancer/pickfirst/pickfirstleaf/pickfirstleaf.go @@ -0,0 +1,625 @@ +/* + * + * Copyright 2024 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +// Package pickfirstleaf contains the pick_first load balancing policy which +// will be the universal leaf policy after dualstack changes are implemented. +// +// # Experimental +// +// Notice: This package is EXPERIMENTAL and may be changed or removed in a +// later release. +package pickfirstleaf + +import ( + "encoding/json" + "errors" + "fmt" + "sync" + + "google.golang.org/grpc/balancer" + "google.golang.org/grpc/balancer/pickfirst/internal" + "google.golang.org/grpc/connectivity" + "google.golang.org/grpc/grpclog" + "google.golang.org/grpc/internal/envconfig" + internalgrpclog "google.golang.org/grpc/internal/grpclog" + "google.golang.org/grpc/internal/pretty" + "google.golang.org/grpc/resolver" + "google.golang.org/grpc/serviceconfig" +) + +func init() { + if envconfig.NewPickFirstEnabled { + // Register as the default pick_first balancer. + Name = "pick_first" + } + balancer.Register(pickfirstBuilder{}) +} + +var ( + logger = grpclog.Component("pick-first-leaf-lb") + // Name is the name of the pick_first_leaf balancer. + // It is changed to "pick_first" in init() if this balancer is to be + // registered as the default pickfirst. + Name = "pick_first_leaf" +) + +// TODO: change to pick-first when this becomes the default pick_first policy. +const logPrefix = "[pick-first-leaf-lb %p] " + +type pickfirstBuilder struct{} + +func (pickfirstBuilder) Build(cc balancer.ClientConn, _ balancer.BuildOptions) balancer.Balancer { + b := &pickfirstBalancer{ + cc: cc, + addressList: addressList{}, + subConns: resolver.NewAddressMap(), + state: connectivity.Connecting, + mu: sync.Mutex{}, + } + b.logger = internalgrpclog.NewPrefixLogger(logger, fmt.Sprintf(logPrefix, b)) + return b +} + +func (b pickfirstBuilder) Name() string { + return Name +} + +func (pickfirstBuilder) ParseConfig(js json.RawMessage) (serviceconfig.LoadBalancingConfig, error) { + var cfg pfConfig + if err := json.Unmarshal(js, &cfg); err != nil { + return nil, fmt.Errorf("pickfirst: unable to unmarshal LB policy config: %s, error: %v", string(js), err) + } + return cfg, nil +} + +type pfConfig struct { + serviceconfig.LoadBalancingConfig `json:"-"` + + // If set to true, instructs the LB policy to shuffle the order of the list + // of endpoints received from the name resolver before attempting to + // connect to them. + ShuffleAddressList bool `json:"shuffleAddressList"` +} + +// scData keeps track of the current state of the subConn. +// It is not safe for concurrent access. +type scData struct { + // The following fields are initialized at build time and read-only after + // that. + subConn balancer.SubConn + addr resolver.Address + + state connectivity.State + lastErr error +} + +func (b *pickfirstBalancer) newSCData(addr resolver.Address) (*scData, error) { + sd := &scData{ + state: connectivity.Idle, + addr: addr, + } + sc, err := b.cc.NewSubConn([]resolver.Address{addr}, balancer.NewSubConnOptions{ + StateListener: func(state balancer.SubConnState) { + b.updateSubConnState(sd, state) + }, + }) + if err != nil { + return nil, err + } + sd.subConn = sc + return sd, nil +} + +type pickfirstBalancer struct { + // The following fields are initialized at build time and read-only after + // that and therefore do not need to be guarded by a mutex. + logger *internalgrpclog.PrefixLogger + cc balancer.ClientConn + + // The mutex is used to ensure synchronization of updates triggered + // from the idle picker and the already serialized resolver, + // SubConn state updates. + mu sync.Mutex + state connectivity.State + // scData for active subonns mapped by address. + subConns *resolver.AddressMap + addressList addressList + firstPass bool + numTF int +} + +// ResolverError is called by the ClientConn when the name resolver produces +// an error or when pickfirst determined the resolver update to be invalid. +func (b *pickfirstBalancer) ResolverError(err error) { + b.mu.Lock() + defer b.mu.Unlock() + b.resolverErrorLocked(err) +} + +func (b *pickfirstBalancer) resolverErrorLocked(err error) { + if b.logger.V(2) { + b.logger.Infof("Received error from the name resolver: %v", err) + } + + // The picker will not change since the balancer does not currently + // report an error. If the balancer hasn't received a single good resolver + // update yet, transition to TRANSIENT_FAILURE. + if b.state != connectivity.TransientFailure && b.addressList.size() > 0 { + if b.logger.V(2) { + b.logger.Infof("Ignoring resolver error because balancer is using a previous good update.") + } + return + } + + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: fmt.Errorf("name resolver error: %v", err)}, + }) +} + +func (b *pickfirstBalancer) UpdateClientConnState(state balancer.ClientConnState) error { + b.mu.Lock() + defer b.mu.Unlock() + if len(state.ResolverState.Addresses) == 0 && len(state.ResolverState.Endpoints) == 0 { + // Cleanup state pertaining to the previous resolver state. + // Treat an empty address list like an error by calling b.ResolverError. + b.state = connectivity.TransientFailure + b.closeSubConnsLocked() + b.addressList.updateAddrs(nil) + b.resolverErrorLocked(errors.New("produced zero addresses")) + return balancer.ErrBadResolverState + } + cfg, ok := state.BalancerConfig.(pfConfig) + if state.BalancerConfig != nil && !ok { + return fmt.Errorf("pickfirst: received illegal BalancerConfig (type %T): %v: %w", state.BalancerConfig, state.BalancerConfig, balancer.ErrBadResolverState) + } + + if b.logger.V(2) { + b.logger.Infof("Received new config %s, resolver state %s", pretty.ToJSON(cfg), pretty.ToJSON(state.ResolverState)) + } + + var newAddrs []resolver.Address + if endpoints := state.ResolverState.Endpoints; len(endpoints) != 0 { + // Perform the optional shuffling described in gRFC A62. The shuffling + // will change the order of endpoints but not touch the order of the + // addresses within each endpoint. - A61 + if cfg.ShuffleAddressList { + endpoints = append([]resolver.Endpoint{}, endpoints...) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + } + + // "Flatten the list by concatenating the ordered list of addresses for + // each of the endpoints, in order." - A61 + for _, endpoint := range endpoints { + // "In the flattened list, interleave addresses from the two address + // families, as per RFC-8305 section 4." - A61 + // TODO: support the above language. + newAddrs = append(newAddrs, endpoint.Addresses...) + } + } else { + // Endpoints not set, process addresses until we migrate resolver + // emissions fully to Endpoints. The top channel does wrap emitted + // addresses with endpoints, however some balancers such as weighted + // target do not forward the corresponding correct endpoints down/split + // endpoints properly. Once all balancers correctly forward endpoints + // down, can delete this else conditional. + newAddrs = state.ResolverState.Addresses + if cfg.ShuffleAddressList { + newAddrs = append([]resolver.Address{}, newAddrs...) + internal.RandShuffle(len(endpoints), func(i, j int) { endpoints[i], endpoints[j] = endpoints[j], endpoints[i] }) + } + } + + // If an address appears in multiple endpoints or in the same endpoint + // multiple times, we keep it only once. We will create only one SubConn + // for the address because an AddressMap is used to store SubConns. + // Not de-duplicating would result in attempting to connect to the same + // SubConn multiple times in the same pass. We don't want this. + newAddrs = deDupAddresses(newAddrs) + + // Since we have a new set of addresses, we are again at first pass. + b.firstPass = true + + // If the previous ready SubConn exists in new address list, + // keep this connection and don't create new SubConns. + prevAddr := b.addressList.currentAddress() + prevAddrsCount := b.addressList.size() + b.addressList.updateAddrs(newAddrs) + if b.state == connectivity.Ready && b.addressList.seekTo(prevAddr) { + return nil + } + + b.reconcileSubConnsLocked(newAddrs) + // If it's the first resolver update or the balancer was already READY + // (but the new address list does not contain the ready SubConn) or + // CONNECTING, enter CONNECTING. + // We may be in TRANSIENT_FAILURE due to a previous empty address list, + // we should still enter CONNECTING because the sticky TF behaviour + // mentioned in A62 applies only when the TRANSIENT_FAILURE is reported + // due to connectivity failures. + if b.state == connectivity.Ready || b.state == connectivity.Connecting || prevAddrsCount == 0 { + // Start connection attempt at first address. + b.state = connectivity.Connecting + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Connecting, + Picker: &picker{err: balancer.ErrNoSubConnAvailable}, + }) + b.requestConnectionLocked() + } else if b.state == connectivity.TransientFailure { + // If we're in TRANSIENT_FAILURE, we stay in TRANSIENT_FAILURE until + // we're READY. See A62. + b.requestConnectionLocked() + } + return nil +} + +// UpdateSubConnState is unused as a StateListener is always registered when +// creating SubConns. +func (b *pickfirstBalancer) UpdateSubConnState(subConn balancer.SubConn, state balancer.SubConnState) { + b.logger.Errorf("UpdateSubConnState(%v, %+v) called unexpectedly", subConn, state) +} + +func (b *pickfirstBalancer) Close() { + b.mu.Lock() + defer b.mu.Unlock() + b.closeSubConnsLocked() + b.state = connectivity.Shutdown +} + +// ExitIdle moves the balancer out of idle state. It can be called concurrently +// by the idlePicker and clientConn so access to variables should be +// synchronized. +func (b *pickfirstBalancer) ExitIdle() { + b.mu.Lock() + defer b.mu.Unlock() + if b.state == connectivity.Idle && b.addressList.currentAddress() == b.addressList.first() { + b.firstPass = true + b.requestConnectionLocked() + } +} + +func (b *pickfirstBalancer) closeSubConnsLocked() { + for _, sd := range b.subConns.Values() { + sd.(*scData).subConn.Shutdown() + } + b.subConns = resolver.NewAddressMap() +} + +// deDupAddresses ensures that each address appears only once in the slice. +func deDupAddresses(addrs []resolver.Address) []resolver.Address { + seenAddrs := resolver.NewAddressMap() + retAddrs := []resolver.Address{} + + for _, addr := range addrs { + if _, ok := seenAddrs.Get(addr); ok { + continue + } + retAddrs = append(retAddrs, addr) + } + return retAddrs +} + +// reconcileSubConnsLocked updates the active subchannels based on a new address +// list from the resolver. It does this by: +// - closing subchannels: any existing subchannels associated with addresses +// that are no longer in the updated list are shut down. +// - removing subchannels: entries for these closed subchannels are removed +// from the subchannel map. +// +// This ensures that the subchannel map accurately reflects the current set of +// addresses received from the name resolver. +func (b *pickfirstBalancer) reconcileSubConnsLocked(newAddrs []resolver.Address) { + newAddrsMap := resolver.NewAddressMap() + for _, addr := range newAddrs { + newAddrsMap.Set(addr, true) + } + + for _, oldAddr := range b.subConns.Keys() { + if _, ok := newAddrsMap.Get(oldAddr); ok { + continue + } + val, _ := b.subConns.Get(oldAddr) + val.(*scData).subConn.Shutdown() + b.subConns.Delete(oldAddr) + } +} + +// shutdownRemainingLocked shuts down remaining subConns. Called when a subConn +// becomes ready, which means that all other subConn must be shutdown. +func (b *pickfirstBalancer) shutdownRemainingLocked(selected *scData) { + for _, v := range b.subConns.Values() { + sd := v.(*scData) + if sd.subConn != selected.subConn { + sd.subConn.Shutdown() + } + } + b.subConns = resolver.NewAddressMap() + b.subConns.Set(selected.addr, selected) +} + +// requestConnectionLocked starts connecting on the subchannel corresponding to +// the current address. If no subchannel exists, one is created. If the current +// subchannel is in TransientFailure, a connection to the next address is +// attempted until a subchannel is found. +func (b *pickfirstBalancer) requestConnectionLocked() { + if !b.addressList.isValid() { + return + } + var lastErr error + for valid := true; valid; valid = b.addressList.increment() { + curAddr := b.addressList.currentAddress() + sd, ok := b.subConns.Get(curAddr) + if !ok { + var err error + // We want to assign the new scData to sd from the outer scope, + // hence we can't use := below. + sd, err = b.newSCData(curAddr) + if err != nil { + // This should never happen, unless the clientConn is being shut + // down. + if b.logger.V(2) { + b.logger.Infof("Failed to create a subConn for address %v: %v", curAddr.String(), err) + } + // Do nothing, the LB policy will be closed soon. + return + } + b.subConns.Set(curAddr, sd) + } + + scd := sd.(*scData) + switch scd.state { + case connectivity.Idle: + scd.subConn.Connect() + case connectivity.TransientFailure: + // Try the next address. + lastErr = scd.lastErr + continue + case connectivity.Ready: + // Should never happen. + b.logger.Errorf("Requesting a connection even though we have a READY SubConn") + case connectivity.Shutdown: + // Should never happen. + b.logger.Errorf("SubConn with state SHUTDOWN present in SubConns map") + case connectivity.Connecting: + // Wait for the SubConn to report success or failure. + } + return + } + // All the remaining addresses in the list are in TRANSIENT_FAILURE, end the + // first pass. + b.endFirstPassLocked(lastErr) +} + +func (b *pickfirstBalancer) updateSubConnState(sd *scData, newState balancer.SubConnState) { + b.mu.Lock() + defer b.mu.Unlock() + oldState := sd.state + sd.state = newState.ConnectivityState + // Previously relevant SubConns can still callback with state updates. + // To prevent pickers from returning these obsolete SubConns, this logic + // is included to check if the current list of active SubConns includes this + // SubConn. + if activeSD, found := b.subConns.Get(sd.addr); !found || activeSD != sd { + return + } + if newState.ConnectivityState == connectivity.Shutdown { + return + } + + if newState.ConnectivityState == connectivity.Ready { + b.shutdownRemainingLocked(sd) + if !b.addressList.seekTo(sd.addr) { + // This should not fail as we should have only one SubConn after + // entering READY. The SubConn should be present in the addressList. + b.logger.Errorf("Address %q not found address list in %v", sd.addr, b.addressList.addresses) + return + } + b.state = connectivity.Ready + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Ready, + Picker: &picker{result: balancer.PickResult{SubConn: sd.subConn}}, + }) + return + } + + // If the LB policy is READY, and it receives a subchannel state change, + // it means that the READY subchannel has failed. + // A SubConn can also transition from CONNECTING directly to IDLE when + // a transport is successfully created, but the connection fails + // before the SubConn can send the notification for READY. We treat + // this as a successful connection and transition to IDLE. + if (b.state == connectivity.Ready && newState.ConnectivityState != connectivity.Ready) || (oldState == connectivity.Connecting && newState.ConnectivityState == connectivity.Idle) { + // Once a transport fails, the balancer enters IDLE and starts from + // the first address when the picker is used. + b.shutdownRemainingLocked(sd) + b.state = connectivity.Idle + b.addressList.reset() + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Idle, + Picker: &idlePicker{exitIdle: sync.OnceFunc(b.ExitIdle)}, + }) + return + } + + if b.firstPass { + switch newState.ConnectivityState { + case connectivity.Connecting: + // The balancer can be in either IDLE, CONNECTING or + // TRANSIENT_FAILURE. If it's in TRANSIENT_FAILURE, stay in + // TRANSIENT_FAILURE until it's READY. See A62. + // If the balancer is already in CONNECTING, no update is needed. + if b.state == connectivity.Idle { + b.state = connectivity.Connecting + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.Connecting, + Picker: &picker{err: balancer.ErrNoSubConnAvailable}, + }) + } + case connectivity.TransientFailure: + sd.lastErr = newState.ConnectionError + // Since we're re-using common SubConns while handling resolver + // updates, we could receive an out of turn TRANSIENT_FAILURE from + // a pass over the previous address list. We ignore such updates. + + if curAddr := b.addressList.currentAddress(); !equalAddressIgnoringBalAttributes(&curAddr, &sd.addr) { + return + } + if b.addressList.increment() { + b.requestConnectionLocked() + return + } + // End of the first pass. + b.endFirstPassLocked(newState.ConnectionError) + } + return + } + + // We have finished the first pass, keep re-connecting failing SubConns. + switch newState.ConnectivityState { + case connectivity.TransientFailure: + b.numTF = (b.numTF + 1) % b.subConns.Len() + sd.lastErr = newState.ConnectionError + if b.numTF%b.subConns.Len() == 0 { + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: newState.ConnectionError}, + }) + } + // We don't need to request re-resolution since the SubConn already + // does that before reporting TRANSIENT_FAILURE. + // TODO: #7534 - Move re-resolution requests from SubConn into + // pick_first. + case connectivity.Idle: + sd.subConn.Connect() + } +} + +func (b *pickfirstBalancer) endFirstPassLocked(lastErr error) { + b.firstPass = false + b.numTF = 0 + b.state = connectivity.TransientFailure + + b.cc.UpdateState(balancer.State{ + ConnectivityState: connectivity.TransientFailure, + Picker: &picker{err: lastErr}, + }) + // Start re-connecting all the SubConns that are already in IDLE. + for _, v := range b.subConns.Values() { + sd := v.(*scData) + if sd.state == connectivity.Idle { + sd.subConn.Connect() + } + } +} + +type picker struct { + result balancer.PickResult + err error +} + +func (p *picker) Pick(balancer.PickInfo) (balancer.PickResult, error) { + return p.result, p.err +} + +// idlePicker is used when the SubConn is IDLE and kicks the SubConn into +// CONNECTING when Pick is called. +type idlePicker struct { + exitIdle func() +} + +func (i *idlePicker) Pick(balancer.PickInfo) (balancer.PickResult, error) { + i.exitIdle() + return balancer.PickResult{}, balancer.ErrNoSubConnAvailable +} + +// addressList manages sequentially iterating over addresses present in a list +// of endpoints. It provides a 1 dimensional view of the addresses present in +// the endpoints. +// This type is not safe for concurrent access. +type addressList struct { + addresses []resolver.Address + idx int +} + +func (al *addressList) isValid() bool { + return al.idx < len(al.addresses) +} + +func (al *addressList) size() int { + return len(al.addresses) +} + +// increment moves to the next index in the address list. +// This method returns false if it went off the list, true otherwise. +func (al *addressList) increment() bool { + if !al.isValid() { + return false + } + al.idx++ + return al.idx < len(al.addresses) +} + +// currentAddress returns the current address pointed to in the addressList. +// If the list is in an invalid state, it returns an empty address instead. +func (al *addressList) currentAddress() resolver.Address { + if !al.isValid() { + return resolver.Address{} + } + return al.addresses[al.idx] +} + +// first returns the first address in the list. If the list is empty, it returns +// an empty address instead. +func (al *addressList) first() resolver.Address { + if len(al.addresses) == 0 { + return resolver.Address{} + } + return al.addresses[0] +} + +func (al *addressList) reset() { + al.idx = 0 +} + +func (al *addressList) updateAddrs(addrs []resolver.Address) { + al.addresses = addrs + al.reset() +} + +// seekTo returns false if the needle was not found and the current index was +// left unchanged. +func (al *addressList) seekTo(needle resolver.Address) bool { + for ai, addr := range al.addresses { + if !equalAddressIgnoringBalAttributes(&addr, &needle) { + continue + } + al.idx = ai + return true + } + return false +} + +// equalAddressIgnoringBalAttributes returns true is a and b are considered +// equal. This is different from the Equal method on the resolver.Address type +// which considers all fields to determine equality. Here, we only consider +// fields that are meaningful to the SubConn. +func equalAddressIgnoringBalAttributes(a, b *resolver.Address) bool { + return a.Addr == b.Addr && a.ServerName == b.ServerName && + a.Attributes.Equal(b.Attributes) && + a.Metadata == b.Metadata +} diff --git a/vendor/google.golang.org/grpc/balancer_wrapper.go b/vendor/google.golang.org/grpc/balancer_wrapper.go index 8ad6ce2f..2a4f2878 100644 --- a/vendor/google.golang.org/grpc/balancer_wrapper.go +++ b/vendor/google.golang.org/grpc/balancer_wrapper.go @@ -24,12 +24,14 @@ import ( "sync" "google.golang.org/grpc/balancer" + "google.golang.org/grpc/codes" "google.golang.org/grpc/connectivity" "google.golang.org/grpc/internal" "google.golang.org/grpc/internal/balancer/gracefulswitch" "google.golang.org/grpc/internal/channelz" "google.golang.org/grpc/internal/grpcsync" "google.golang.org/grpc/resolver" + "google.golang.org/grpc/status" ) var setConnectedAddress = internal.SetConnectedAddress.(func(*balancer.SubConnState, resolver.Address)) @@ -256,8 +258,8 @@ type acBalancerWrapper struct { ccb *ccBalancerWrapper // read-only stateListener func(balancer.SubConnState) - mu sync.Mutex - producers map[balancer.ProducerBuilder]*refCountedProducer + producersMu sync.Mutex + producers map[balancer.ProducerBuilder]*refCountedProducer } // updateState is invoked by grpc to push a subConn state update to the @@ -267,6 +269,9 @@ func (acbw *acBalancerWrapper) updateState(s connectivity.State, curAddr resolve if ctx.Err() != nil || acbw.ccb.balancer == nil { return } + // Invalidate all producers on any state change. + acbw.closeProducers() + // Even though it is optional for balancers, gracefulswitch ensures // opts.StateListener is set, so this cannot ever be nil. // TODO: delete this comment when UpdateSubConnState is removed. @@ -275,16 +280,6 @@ func (acbw *acBalancerWrapper) updateState(s connectivity.State, curAddr resolve setConnectedAddress(&scs, curAddr) } acbw.stateListener(scs) - acbw.ac.mu.Lock() - defer acbw.ac.mu.Unlock() - if s == connectivity.Ready { - // When changing states to READY, reset stateReadyChan. Wait until - // after we notify the LB policy's listener(s) in order to prevent - // ac.getTransport() from unblocking before the LB policy starts - // tracking the subchannel as READY. - close(acbw.ac.stateReadyChan) - acbw.ac.stateReadyChan = make(chan struct{}) - } }) } @@ -301,6 +296,7 @@ func (acbw *acBalancerWrapper) Connect() { } func (acbw *acBalancerWrapper) Shutdown() { + acbw.closeProducers() acbw.ccb.cc.removeAddrConn(acbw.ac, errConnDrain) } @@ -308,9 +304,10 @@ func (acbw *acBalancerWrapper) Shutdown() { // ready, blocks until it is or ctx expires. Returns an error when the context // expires or the addrConn is shut down. func (acbw *acBalancerWrapper) NewStream(ctx context.Context, desc *StreamDesc, method string, opts ...CallOption) (ClientStream, error) { - transport, err := acbw.ac.getTransport(ctx) - if err != nil { - return nil, err + transport := acbw.ac.getReadyTransport() + if transport == nil { + return nil, status.Errorf(codes.Unavailable, "SubConn state is not Ready") + } return newNonRetryClientStream(ctx, desc, method, transport, acbw.ac, opts...) } @@ -335,8 +332,8 @@ type refCountedProducer struct { } func (acbw *acBalancerWrapper) GetOrBuildProducer(pb balancer.ProducerBuilder) (balancer.Producer, func()) { - acbw.mu.Lock() - defer acbw.mu.Unlock() + acbw.producersMu.Lock() + defer acbw.producersMu.Unlock() // Look up existing producer from this builder. pData := acbw.producers[pb] @@ -353,13 +350,26 @@ func (acbw *acBalancerWrapper) GetOrBuildProducer(pb balancer.ProducerBuilder) ( // and delete the refCountedProducer from the map if the total reference // count goes to zero. unref := func() { - acbw.mu.Lock() + acbw.producersMu.Lock() + // If closeProducers has already closed this producer instance, refs is + // set to 0, so the check after decrementing will never pass, and the + // producer will not be double-closed. pData.refs-- if pData.refs == 0 { defer pData.close() // Run outside the acbw mutex delete(acbw.producers, pb) } - acbw.mu.Unlock() + acbw.producersMu.Unlock() } return pData.producer, grpcsync.OnceFunc(unref) } + +func (acbw *acBalancerWrapper) closeProducers() { + acbw.producersMu.Lock() + defer acbw.producersMu.Unlock() + for pb, pData := range acbw.producers { + pData.refs = 0 + pData.close() + delete(acbw.producers, pb) + } +} diff --git a/vendor/google.golang.org/grpc/clientconn.go b/vendor/google.golang.org/grpc/clientconn.go index 9c8850e3..19763f8e 100644 --- a/vendor/google.golang.org/grpc/clientconn.go +++ b/vendor/google.golang.org/grpc/clientconn.go @@ -825,14 +825,13 @@ func (cc *ClientConn) newAddrConnLocked(addrs []resolver.Address, opts balancer. } ac := &addrConn{ - state: connectivity.Idle, - cc: cc, - addrs: copyAddresses(addrs), - scopts: opts, - dopts: cc.dopts, - channelz: channelz.RegisterSubChannel(cc.channelz, ""), - resetBackoff: make(chan struct{}), - stateReadyChan: make(chan struct{}), + state: connectivity.Idle, + cc: cc, + addrs: copyAddresses(addrs), + scopts: opts, + dopts: cc.dopts, + channelz: channelz.RegisterSubChannel(cc.channelz, ""), + resetBackoff: make(chan struct{}), } ac.ctx, ac.cancel = context.WithCancel(cc.ctx) // Start with our address set to the first address; this may be updated if @@ -1141,10 +1140,15 @@ func (cc *ClientConn) Close() error { <-cc.resolverWrapper.serializer.Done() <-cc.balancerWrapper.serializer.Done() - + var wg sync.WaitGroup for ac := range conns { - ac.tearDown(ErrClientConnClosing) + wg.Add(1) + go func(ac *addrConn) { + defer wg.Done() + ac.tearDown(ErrClientConnClosing) + }(ac) } + wg.Wait() cc.addTraceEvent("deleted") // TraceEvent needs to be called before RemoveEntry, as TraceEvent may add // trace reference to the entity being deleted, and thus prevent it from being @@ -1179,8 +1183,7 @@ type addrConn struct { addrs []resolver.Address // All addresses that the resolver resolved to. // Use updateConnectivityState for updating addrConn's connectivity state. - state connectivity.State - stateReadyChan chan struct{} // closed and recreated on every READY state change. + state connectivity.State backoffIdx int // Needs to be stateful for resetConnectBackoff. resetBackoff chan struct{} @@ -1251,6 +1254,8 @@ func (ac *addrConn) resetTransportAndUnlock() { ac.mu.Unlock() if err := ac.tryAllAddrs(acCtx, addrs, connectDeadline); err != nil { + // TODO: #7534 - Move re-resolution requests into the pick_first LB policy + // to ensure one resolution request per pass instead of per subconn failure. ac.cc.resolveNow(resolver.ResolveNowOptions{}) ac.mu.Lock() if acCtx.Err() != nil { @@ -1292,7 +1297,7 @@ func (ac *addrConn) resetTransportAndUnlock() { ac.mu.Unlock() } -// tryAllAddrs tries to creates a connection to the addresses, and stop when at +// tryAllAddrs tries to create a connection to the addresses, and stop when at // the first successful one. It returns an error if no address was successfully // connected, or updates ac appropriately with the new transport. func (ac *addrConn) tryAllAddrs(ctx context.Context, addrs []resolver.Address, connectDeadline time.Time) error { @@ -1504,29 +1509,6 @@ func (ac *addrConn) getReadyTransport() transport.ClientTransport { return nil } -// getTransport waits until the addrconn is ready and returns the transport. -// If the context expires first, returns an appropriate status. If the -// addrConn is stopped first, returns an Unavailable status error. -func (ac *addrConn) getTransport(ctx context.Context) (transport.ClientTransport, error) { - for ctx.Err() == nil { - ac.mu.Lock() - t, state, sc := ac.transport, ac.state, ac.stateReadyChan - ac.mu.Unlock() - if state == connectivity.Ready { - return t, nil - } - if state == connectivity.Shutdown { - return nil, status.Errorf(codes.Unavailable, "SubConn shutting down") - } - - select { - case <-ctx.Done(): - case <-sc: - } - } - return nil, status.FromContextError(ctx.Err()).Err() -} - // tearDown starts to tear down the addrConn. // // Note that tearDown doesn't remove ac from ac.cc.conns, so the addrConn struct diff --git a/vendor/google.golang.org/grpc/credentials/tls.go b/vendor/google.golang.org/grpc/credentials/tls.go index 41143585..e163a473 100644 --- a/vendor/google.golang.org/grpc/credentials/tls.go +++ b/vendor/google.golang.org/grpc/credentials/tls.go @@ -200,25 +200,40 @@ var tls12ForbiddenCipherSuites = map[uint16]struct{}{ // NewTLS uses c to construct a TransportCredentials based on TLS. func NewTLS(c *tls.Config) TransportCredentials { - tc := &tlsCreds{credinternal.CloneTLSConfig(c)} - tc.config.NextProtos = credinternal.AppendH2ToNextProtos(tc.config.NextProtos) + config := applyDefaults(c) + if config.GetConfigForClient != nil { + oldFn := config.GetConfigForClient + config.GetConfigForClient = func(hello *tls.ClientHelloInfo) (*tls.Config, error) { + cfgForClient, err := oldFn(hello) + if err != nil || cfgForClient == nil { + return cfgForClient, err + } + return applyDefaults(cfgForClient), nil + } + } + return &tlsCreds{config: config} +} + +func applyDefaults(c *tls.Config) *tls.Config { + config := credinternal.CloneTLSConfig(c) + config.NextProtos = credinternal.AppendH2ToNextProtos(config.NextProtos) // If the user did not configure a MinVersion and did not configure a // MaxVersion < 1.2, use MinVersion=1.2, which is required by // https://datatracker.ietf.org/doc/html/rfc7540#section-9.2 - if tc.config.MinVersion == 0 && (tc.config.MaxVersion == 0 || tc.config.MaxVersion >= tls.VersionTLS12) { - tc.config.MinVersion = tls.VersionTLS12 + if config.MinVersion == 0 && (config.MaxVersion == 0 || config.MaxVersion >= tls.VersionTLS12) { + config.MinVersion = tls.VersionTLS12 } // If the user did not configure CipherSuites, use all "secure" cipher // suites reported by the TLS package, but remove some explicitly forbidden // by https://datatracker.ietf.org/doc/html/rfc7540#appendix-A - if tc.config.CipherSuites == nil { + if config.CipherSuites == nil { for _, cs := range tls.CipherSuites() { if _, ok := tls12ForbiddenCipherSuites[cs.ID]; !ok { - tc.config.CipherSuites = append(tc.config.CipherSuites, cs.ID) + config.CipherSuites = append(config.CipherSuites, cs.ID) } } } - return tc + return config } // NewClientTLSFromCert constructs TLS credentials from the provided root diff --git a/vendor/google.golang.org/grpc/dialoptions.go b/vendor/google.golang.org/grpc/dialoptions.go index 2b285bee..518692c3 100644 --- a/vendor/google.golang.org/grpc/dialoptions.go +++ b/vendor/google.golang.org/grpc/dialoptions.go @@ -436,7 +436,7 @@ func WithTimeout(d time.Duration) DialOption { // option to true from the Control field. For a concrete example of how to do // this, see internal.NetDialerWithTCPKeepalive(). // -// For more information, please see [issue 23459] in the Go github repo. +// For more information, please see [issue 23459] in the Go GitHub repo. // // [issue 23459]: https://github.com/golang/go/issues/23459 func WithContextDialer(f func(context.Context, string) (net.Conn, error)) DialOption { diff --git a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go index 13821a92..85540f86 100644 --- a/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go +++ b/vendor/google.golang.org/grpc/internal/balancer/gracefulswitch/config.go @@ -33,6 +33,8 @@ type lbConfig struct { childConfig serviceconfig.LoadBalancingConfig } +// ChildName returns the name of the child balancer of the gracefulswitch +// Balancer. func ChildName(l serviceconfig.LoadBalancingConfig) string { return l.(*lbConfig).childBuilder.Name() } diff --git a/vendor/google.golang.org/grpc/internal/channelz/channel.go b/vendor/google.golang.org/grpc/internal/channelz/channel.go index d7e9e1d5..3ec66279 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/channel.go +++ b/vendor/google.golang.org/grpc/internal/channelz/channel.go @@ -43,6 +43,8 @@ type Channel struct { // Non-zero traceRefCount means the trace of this channel cannot be deleted. traceRefCount int32 + // ChannelMetrics holds connectivity state, target and call metrics for the + // channel within channelz. ChannelMetrics ChannelMetrics } @@ -50,6 +52,8 @@ type Channel struct { // nesting. func (c *Channel) channelzIdentifier() {} +// String returns a string representation of the Channel, including its parent +// entity and ID. func (c *Channel) String() string { if c.Parent == nil { return fmt.Sprintf("Channel #%d", c.ID) @@ -61,24 +65,31 @@ func (c *Channel) id() int64 { return c.ID } +// SubChans returns a copy of the map of sub-channels associated with the +// Channel. func (c *Channel) SubChans() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(c.subChans) } +// NestedChans returns a copy of the map of nested channels associated with the +// Channel. func (c *Channel) NestedChans() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(c.nestedChans) } +// Trace returns a copy of the Channel's trace data. func (c *Channel) Trace() *ChannelTrace { db.mu.RLock() defer db.mu.RUnlock() return c.trace.copy() } +// ChannelMetrics holds connectivity state, target and call metrics for the +// channel within channelz. type ChannelMetrics struct { // The current connectivity state of the channel. State atomic.Pointer[connectivity.State] @@ -136,12 +147,16 @@ func strFromPointer(s *string) string { return *s } +// String returns a string representation of the ChannelMetrics, including its +// state, target, and call metrics. func (c *ChannelMetrics) String() string { return fmt.Sprintf("State: %v, Target: %s, CallsStarted: %v, CallsSucceeded: %v, CallsFailed: %v, LastCallStartedTimestamp: %v", c.State.Load(), strFromPointer(c.Target.Load()), c.CallsStarted.Load(), c.CallsSucceeded.Load(), c.CallsFailed.Load(), c.LastCallStartedTimestamp.Load(), ) } +// NewChannelMetricForTesting creates a new instance of ChannelMetrics with +// specified initial values for testing purposes. func NewChannelMetricForTesting(state connectivity.State, target string, started, succeeded, failed, timestamp int64) *ChannelMetrics { c := &ChannelMetrics{} c.State.Store(&state) diff --git a/vendor/google.golang.org/grpc/internal/channelz/server.go b/vendor/google.golang.org/grpc/internal/channelz/server.go index cdfc49d6..b5a82499 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/server.go +++ b/vendor/google.golang.org/grpc/internal/channelz/server.go @@ -59,6 +59,8 @@ func NewServerMetricsForTesting(started, succeeded, failed, timestamp int64) *Se return sm } +// CopyFrom copies the metrics data from the provided ServerMetrics +// instance into the current instance. func (sm *ServerMetrics) CopyFrom(o *ServerMetrics) { sm.CallsStarted.Store(o.CallsStarted.Load()) sm.CallsSucceeded.Store(o.CallsSucceeded.Load()) diff --git a/vendor/google.golang.org/grpc/internal/channelz/socket.go b/vendor/google.golang.org/grpc/internal/channelz/socket.go index fa64834b..90103847 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/socket.go +++ b/vendor/google.golang.org/grpc/internal/channelz/socket.go @@ -70,13 +70,18 @@ type EphemeralSocketMetrics struct { RemoteFlowControlWindow int64 } +// SocketType represents the type of socket. type SocketType string +// SocketType can be one of these. const ( SocketTypeNormal = "NormalSocket" SocketTypeListen = "ListenSocket" ) +// Socket represents a socket within channelz which includes socket +// metrics and data related to socket activity and provides methods +// for managing and interacting with sockets. type Socket struct { Entity SocketType SocketType @@ -100,6 +105,8 @@ type Socket struct { Security credentials.ChannelzSecurityValue } +// String returns a string representation of the Socket, including its parent +// entity, socket type, and ID. func (ls *Socket) String() string { return fmt.Sprintf("%s %s #%d", ls.Parent, ls.SocketType, ls.ID) } diff --git a/vendor/google.golang.org/grpc/internal/channelz/subchannel.go b/vendor/google.golang.org/grpc/internal/channelz/subchannel.go index 3b88e4cb..b20802e6 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/subchannel.go +++ b/vendor/google.golang.org/grpc/internal/channelz/subchannel.go @@ -47,12 +47,14 @@ func (sc *SubChannel) id() int64 { return sc.ID } +// Sockets returns a copy of the sockets map associated with the SubChannel. func (sc *SubChannel) Sockets() map[int64]string { db.mu.RLock() defer db.mu.RUnlock() return copyMap(sc.sockets) } +// Trace returns a copy of the ChannelTrace associated with the SubChannel. func (sc *SubChannel) Trace() *ChannelTrace { db.mu.RLock() defer db.mu.RUnlock() diff --git a/vendor/google.golang.org/grpc/internal/channelz/trace.go b/vendor/google.golang.org/grpc/internal/channelz/trace.go index 36b86740..2bffe477 100644 --- a/vendor/google.golang.org/grpc/internal/channelz/trace.go +++ b/vendor/google.golang.org/grpc/internal/channelz/trace.go @@ -79,13 +79,21 @@ type TraceEvent struct { Parent *TraceEvent } +// ChannelTrace provides tracing information for a channel. +// It tracks various events and metadata related to the channel's lifecycle +// and operations. type ChannelTrace struct { - cm *channelMap - clearCalled bool + cm *channelMap + clearCalled bool + // The time when the trace was created. CreationTime time.Time - EventNum int64 - mu sync.Mutex - Events []*traceEvent + // A counter for the number of events recorded in the + // trace. + EventNum int64 + mu sync.Mutex + // A slice of traceEvent pointers representing the events recorded for + // this channel. + Events []*traceEvent } func (c *ChannelTrace) copy() *ChannelTrace { @@ -175,6 +183,7 @@ var refChannelTypeToString = map[RefChannelType]string{ RefNormalSocket: "NormalSocket", } +// String returns a string representation of the RefChannelType func (r RefChannelType) String() string { return refChannelTypeToString[r] } diff --git a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go index 452985f8..6e7dd6b7 100644 --- a/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go +++ b/vendor/google.golang.org/grpc/internal/envconfig/envconfig.go @@ -50,6 +50,11 @@ var ( // xDS fallback is turned on. If this is unset or is false, only the first // xDS server in the list of server configs will be used. XDSFallbackSupport = boolFromEnv("GRPC_EXPERIMENTAL_XDS_FALLBACK", false) + // NewPickFirstEnabled is set if the new pickfirst leaf policy is to be used + // instead of the exiting pickfirst implementation. This can be enabled by + // setting the environment variable "GRPC_EXPERIMENTAL_ENABLE_NEW_PICK_FIRST" + // to "true". + NewPickFirstEnabled = boolFromEnv("GRPC_EXPERIMENTAL_ENABLE_NEW_PICK_FIRST", false) ) func boolFromEnv(envVar string, def bool) bool { diff --git a/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go b/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go index 19b9d639..8e8e8612 100644 --- a/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go +++ b/vendor/google.golang.org/grpc/internal/grpcsync/callback_serializer.go @@ -53,7 +53,7 @@ func NewCallbackSerializer(ctx context.Context) *CallbackSerializer { return cs } -// TrySchedule tries to schedules the provided callback function f to be +// TrySchedule tries to schedule the provided callback function f to be // executed in the order it was added. This is a best-effort operation. If the // context passed to NewCallbackSerializer was canceled before this method is // called, the callback will not be scheduled. diff --git a/vendor/google.golang.org/grpc/internal/grpcutil/method.go b/vendor/google.golang.org/grpc/internal/grpcutil/method.go index ec62b477..683d1955 100644 --- a/vendor/google.golang.org/grpc/internal/grpcutil/method.go +++ b/vendor/google.golang.org/grpc/internal/grpcutil/method.go @@ -39,7 +39,7 @@ func ParseMethod(methodName string) (service, method string, _ error) { } // baseContentType is the base content-type for gRPC. This is a valid -// content-type on it's own, but can also include a content-subtype such as +// content-type on its own, but can also include a content-subtype such as // "proto" as a suffix after "+" or ";". See // https://github.com/grpc/grpc/blob/master/doc/PROTOCOL-HTTP2.md#requests // for more details. diff --git a/vendor/google.golang.org/grpc/internal/idle/idle.go b/vendor/google.golang.org/grpc/internal/idle/idle.go index fe49cb74..2c13ee9d 100644 --- a/vendor/google.golang.org/grpc/internal/idle/idle.go +++ b/vendor/google.golang.org/grpc/internal/idle/idle.go @@ -182,6 +182,7 @@ func (m *Manager) tryEnterIdleMode() bool { return true } +// EnterIdleModeForTesting instructs the channel to enter idle mode. func (m *Manager) EnterIdleModeForTesting() { m.tryEnterIdleMode() } @@ -225,7 +226,7 @@ func (m *Manager) ExitIdleMode() error { // came in and OnCallBegin() noticed that the calls count is negative. // - Channel is in idle mode, and multiple new RPCs come in at the same // time, all of them notice a negative calls count in OnCallBegin and get - // here. The first one to get the lock would got the channel to exit idle. + // here. The first one to get the lock would get the channel to exit idle. // - Channel is not in idle mode, and the user calls Connect which calls // m.ExitIdleMode. // @@ -266,6 +267,7 @@ func (m *Manager) isClosed() bool { return atomic.LoadInt32(&m.closed) == 1 } +// Close stops the timer associated with the Manager, if it exists. func (m *Manager) Close() { atomic.StoreInt32(&m.closed, 1) diff --git a/vendor/google.golang.org/grpc/internal/internal.go b/vendor/google.golang.org/grpc/internal/internal.go index 7aae9240..20b4dc3d 100644 --- a/vendor/google.golang.org/grpc/internal/internal.go +++ b/vendor/google.golang.org/grpc/internal/internal.go @@ -191,6 +191,8 @@ var ( // ExitIdleModeForTesting gets the ClientConn to exit IDLE mode. ExitIdleModeForTesting any // func(*grpc.ClientConn) error + // ChannelzTurnOffForTesting disables the Channelz service for testing + // purposes. ChannelzTurnOffForTesting func() // TriggerXDSResourceNotFoundForTesting causes the provided xDS Client to @@ -205,10 +207,6 @@ var ( // default resolver scheme. UserSetDefaultScheme = false - // ShuffleAddressListForTesting pseudo-randomizes the order of addresses. n - // is the number of elements. swap swaps the elements with indexes i and j. - ShuffleAddressListForTesting any // func(n int, swap func(i, j int)) - // ConnectedAddress returns the connected address for a SubConnState. The // address is only valid if the state is READY. ConnectedAddress any // func (scs SubConnState) resolver.Address @@ -235,7 +233,7 @@ var ( // // The implementation is expected to create a health checking RPC stream by // calling newStream(), watch for the health status of serviceName, and report -// it's health back by calling setConnectivityState(). +// its health back by calling setConnectivityState(). // // The health checking protocol is defined at: // https://github.com/grpc/grpc/blob/master/doc/health-checking.md diff --git a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go index 4552db16..8691698e 100644 --- a/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go +++ b/vendor/google.golang.org/grpc/internal/resolver/dns/dns_resolver.go @@ -177,7 +177,7 @@ type dnsResolver struct { // finished. Otherwise, data race will be possible. [Race Example] in // dns_resolver_test we replace the real lookup functions with mocked ones to // facilitate testing. If Close() doesn't wait for watcher() goroutine - // finishes, race detector sometimes will warns lookup (READ the lookup + // finishes, race detector sometimes will warn lookup (READ the lookup // function pointers) inside watcher() goroutine has data race with // replaceNetFunc (WRITE the lookup function pointers). wg sync.WaitGroup diff --git a/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go b/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go index be110d41..79044657 100644 --- a/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go +++ b/vendor/google.golang.org/grpc/internal/stats/metrics_recorder_list.go @@ -54,6 +54,8 @@ func verifyLabels(desc *estats.MetricDescriptor, labelsRecv ...string) { } } +// RecordInt64Count records the measurement alongside labels on the int +// count associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Count(handle *estats.Int64CountHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -62,6 +64,8 @@ func (l *MetricsRecorderList) RecordInt64Count(handle *estats.Int64CountHandle, } } +// RecordFloat64Count records the measurement alongside labels on the float +// count associated with the provided handle. func (l *MetricsRecorderList) RecordFloat64Count(handle *estats.Float64CountHandle, incr float64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -70,6 +74,8 @@ func (l *MetricsRecorderList) RecordFloat64Count(handle *estats.Float64CountHand } } +// RecordInt64Histo records the measurement alongside labels on the int +// histo associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Histo(handle *estats.Int64HistoHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -78,6 +84,8 @@ func (l *MetricsRecorderList) RecordInt64Histo(handle *estats.Int64HistoHandle, } } +// RecordFloat64Histo records the measurement alongside labels on the float +// histo associated with the provided handle. func (l *MetricsRecorderList) RecordFloat64Histo(handle *estats.Float64HistoHandle, incr float64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) @@ -86,6 +94,8 @@ func (l *MetricsRecorderList) RecordFloat64Histo(handle *estats.Float64HistoHand } } +// RecordInt64Gauge records the measurement alongside labels on the int +// gauge associated with the provided handle. func (l *MetricsRecorderList) RecordInt64Gauge(handle *estats.Int64GaugeHandle, incr int64, labels ...string) { verifyLabels(handle.Descriptor(), labels...) diff --git a/vendor/google.golang.org/grpc/internal/status/status.go b/vendor/google.golang.org/grpc/internal/status/status.go index 75792538..1186f1e9 100644 --- a/vendor/google.golang.org/grpc/internal/status/status.go +++ b/vendor/google.golang.org/grpc/internal/status/status.go @@ -149,6 +149,8 @@ func (s *Status) WithDetails(details ...protoadapt.MessageV1) (*Status, error) { // Details returns a slice of details messages attached to the status. // If a detail cannot be decoded, the error is returned in place of the detail. +// If the detail can be decoded, the proto message returned is of the same +// type that was given to WithDetails(). func (s *Status) Details() []any { if s == nil || s.s == nil { return nil @@ -160,7 +162,38 @@ func (s *Status) Details() []any { details = append(details, err) continue } - details = append(details, detail) + // The call to MessageV1Of is required to unwrap the proto message if + // it implemented only the MessageV1 API. The proto message would have + // been wrapped in a V2 wrapper in Status.WithDetails. V2 messages are + // added to a global registry used by any.UnmarshalNew(). + // MessageV1Of has the following behaviour: + // 1. If the given message is a wrapped MessageV1, it returns the + // unwrapped value. + // 2. If the given message already implements MessageV1, it returns it + // as is. + // 3. Else, it wraps the MessageV2 in a MessageV1 wrapper. + // + // Since the Status.WithDetails() API only accepts MessageV1, calling + // MessageV1Of ensures we return the same type that was given to + // WithDetails: + // * If the give type implemented only MessageV1, the unwrapping from + // point 1 above will restore the type. + // * If the given type implemented both MessageV1 and MessageV2, point 2 + // above will ensure no wrapping is performed. + // * If the given type implemented only MessageV2 and was wrapped using + // MessageV1Of before passing to WithDetails(), it would be unwrapped + // in WithDetails by calling MessageV2Of(). Point 3 above will ensure + // that the type is wrapped in a MessageV1 wrapper again before + // returning. Note that protoc-gen-go doesn't generate code which + // implements ONLY MessageV2 at the time of writing. + // + // NOTE: Status details can also be added using the FromProto method. + // This could theoretically allow passing a Detail message that only + // implements the V2 API. In such a case the message will be wrapped in + // a MessageV1 wrapper when fetched using Details(). + // Since protoc-gen-go generates only code that implements both V1 and + // V2 APIs for backward compatibility, this is not a concern. + details = append(details, protoadapt.MessageV1Of(detail)) } return details } diff --git a/vendor/google.golang.org/grpc/internal/transport/http2_client.go b/vendor/google.golang.org/grpc/internal/transport/http2_client.go index c769deab..62b81885 100644 --- a/vendor/google.golang.org/grpc/internal/transport/http2_client.go +++ b/vendor/google.golang.org/grpc/internal/transport/http2_client.go @@ -86,9 +86,9 @@ type http2Client struct { writerDone chan struct{} // sync point to enable testing. // goAway is closed to notify the upper layer (i.e., addrConn.transportMonitor) // that the server sent GoAway on this transport. - goAway chan struct{} - - framer *framer + goAway chan struct{} + keepaliveDone chan struct{} // Closed when the keepalive goroutine exits. + framer *framer // controlBuf delivers all the control related tasks (e.g., window // updates, reset streams, and various settings) to the controller. // Do not access controlBuf with mu held. @@ -335,6 +335,7 @@ func newHTTP2Client(connectCtx, ctx context.Context, addr resolver.Address, opts readerDone: make(chan struct{}), writerDone: make(chan struct{}), goAway: make(chan struct{}), + keepaliveDone: make(chan struct{}), framer: newFramer(conn, writeBufSize, readBufSize, opts.SharedWriteBuffer, maxHeaderListSize), fc: &trInFlow{limit: uint32(icwz)}, scheme: scheme, @@ -527,8 +528,9 @@ func (t *http2Client) getPeer() *peer.Peer { // to be the last frame loopy writes to the transport. func (t *http2Client) outgoingGoAwayHandler(g *goAway) (bool, error) { t.mu.Lock() - defer t.mu.Unlock() - if err := t.framer.fr.WriteGoAway(t.nextID-2, http2.ErrCodeNo, g.debugData); err != nil { + maxStreamID := t.nextID - 2 + t.mu.Unlock() + if err := t.framer.fr.WriteGoAway(maxStreamID, http2.ErrCodeNo, g.debugData); err != nil { return false, err } return false, g.closeConn @@ -1008,6 +1010,9 @@ func (t *http2Client) Close(err error) { // should unblock it so that the goroutine eventually exits. t.kpDormancyCond.Signal() } + // Append info about previous goaways if there were any, since this may be important + // for understanding the root cause for this connection to be closed. + goAwayDebugMessage := t.goAwayDebugMessage t.mu.Unlock() // Per HTTP/2 spec, a GOAWAY frame must be sent before closing the @@ -1025,11 +1030,13 @@ func (t *http2Client) Close(err error) { } t.cancel() t.conn.Close() + // Waits for the reader and keepalive goroutines to exit before returning to + // ensure all resources are cleaned up before Close can return. + <-t.readerDone + if t.keepaliveEnabled { + <-t.keepaliveDone + } channelz.RemoveEntry(t.channelz.ID) - // Append info about previous goaways if there were any, since this may be important - // for understanding the root cause for this connection to be closed. - _, goAwayDebugMessage := t.GetGoAwayReason() - var st *status.Status if len(goAwayDebugMessage) > 0 { st = status.Newf(codes.Unavailable, "closing transport due to: %v, received prior goaway: %v", err, goAwayDebugMessage) @@ -1316,11 +1323,11 @@ func (t *http2Client) handlePing(f *http2.PingFrame) { t.controlBuf.put(pingAck) } -func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { +func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) error { t.mu.Lock() if t.state == closing { t.mu.Unlock() - return + return nil } if f.ErrCode == http2.ErrCodeEnhanceYourCalm && string(f.DebugData()) == "too_many_pings" { // When a client receives a GOAWAY with error code ENHANCE_YOUR_CALM and debug @@ -1332,8 +1339,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { id := f.LastStreamID if id > 0 && id%2 == 0 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with non-zero even-numbered stream id: %v", id)) - return + return connectionErrorf(true, nil, "received goaway with non-zero even-numbered stream id: %v", id) } // A client can receive multiple GoAways from the server (see // https://github.com/grpc/grpc-go/issues/1387). The idea is that the first @@ -1350,8 +1356,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { // If there are multiple GoAways the first one should always have an ID greater than the following ones. if id > t.prevGoAwayID { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway with stream id: %v, which exceeds stream id of previous goaway: %v", id, t.prevGoAwayID)) - return + return connectionErrorf(true, nil, "received goaway with stream id: %v, which exceeds stream id of previous goaway: %v", id, t.prevGoAwayID) } default: t.setGoAwayReason(f) @@ -1375,8 +1380,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { t.prevGoAwayID = id if len(t.activeStreams) == 0 { t.mu.Unlock() - t.Close(connectionErrorf(true, nil, "received goaway and there are no active streams")) - return + return connectionErrorf(true, nil, "received goaway and there are no active streams") } streamsToClose := make([]*Stream, 0) @@ -1393,6 +1397,7 @@ func (t *http2Client) handleGoAway(f *http2.GoAwayFrame) { for _, stream := range streamsToClose { t.closeStream(stream, errStreamDrain, false, http2.ErrCodeNo, statusGoAway, nil, false) } + return nil } // setGoAwayReason sets the value of t.goAwayReason based @@ -1628,7 +1633,13 @@ func (t *http2Client) readServerPreface() error { // network connection. If the server preface is not read successfully, an // error is pushed to errCh; otherwise errCh is closed with no error. func (t *http2Client) reader(errCh chan<- error) { - defer close(t.readerDone) + var errClose error + defer func() { + close(t.readerDone) + if errClose != nil { + t.Close(errClose) + } + }() if err := t.readServerPreface(); err != nil { errCh <- err @@ -1669,7 +1680,7 @@ func (t *http2Client) reader(errCh chan<- error) { continue } // Transport error. - t.Close(connectionErrorf(true, err, "error reading from server: %v", err)) + errClose = connectionErrorf(true, err, "error reading from server: %v", err) return } switch frame := frame.(type) { @@ -1684,7 +1695,7 @@ func (t *http2Client) reader(errCh chan<- error) { case *http2.PingFrame: t.handlePing(frame) case *http2.GoAwayFrame: - t.handleGoAway(frame) + errClose = t.handleGoAway(frame) case *http2.WindowUpdateFrame: t.handleWindowUpdate(frame) default: @@ -1697,6 +1708,13 @@ func (t *http2Client) reader(errCh chan<- error) { // keepalive running in a separate goroutine makes sure the connection is alive by sending pings. func (t *http2Client) keepalive() { + var err error + defer func() { + close(t.keepaliveDone) + if err != nil { + t.Close(err) + } + }() p := &ping{data: [8]byte{}} // True iff a ping has been sent, and no data has been received since then. outstandingPing := false @@ -1720,7 +1738,7 @@ func (t *http2Client) keepalive() { continue } if outstandingPing && timeoutLeft <= 0 { - t.Close(connectionErrorf(true, nil, "keepalive ping failed to receive ACK within timeout")) + err = connectionErrorf(true, nil, "keepalive ping failed to receive ACK within timeout") return } t.mu.Lock() diff --git a/vendor/google.golang.org/grpc/internal/transport/transport.go b/vendor/google.golang.org/grpc/internal/transport/transport.go index 924ba4f3..e12cb0bc 100644 --- a/vendor/google.golang.org/grpc/internal/transport/transport.go +++ b/vendor/google.golang.org/grpc/internal/transport/transport.go @@ -547,6 +547,15 @@ func (s *Stream) write(m recvMsg) { s.buf.put(m) } +// ReadHeader reads data into the provided header slice from the stream. It +// first checks if there was an error during a previous read operation and +// returns it if present. It then requests a read operation for the length of +// the header. It continues to read from the stream until the entire header +// slice is filled or an error occurs. If an `io.EOF` error is encountered +// with partially read data, it is converted to `io.ErrUnexpectedEOF` to +// indicate an unexpected end of the stream. The method returns any error +// encountered during the read process or nil if the header was successfully +// read. func (s *Stream) ReadHeader(header []byte) (err error) { // Don't request a read if there was an error earlier if er := s.trReader.er; er != nil { diff --git a/vendor/google.golang.org/grpc/mem/buffers.go b/vendor/google.golang.org/grpc/mem/buffers.go index 4d66b2cc..ecbf0b9a 100644 --- a/vendor/google.golang.org/grpc/mem/buffers.go +++ b/vendor/google.golang.org/grpc/mem/buffers.go @@ -65,6 +65,9 @@ var ( refObjectPool = sync.Pool{New: func() any { return new(atomic.Int32) }} ) +// IsBelowBufferPoolingThreshold returns true if the given size is less than or +// equal to the threshold for buffer pooling. This is used to determine whether +// to pool buffers or allocate them directly. func IsBelowBufferPoolingThreshold(size int) bool { return size <= bufferPoolingThreshold } @@ -89,7 +92,11 @@ func newBuffer() *buffer { // // Note that the backing array of the given data is not copied. func NewBuffer(data *[]byte, pool BufferPool) Buffer { - if pool == nil || IsBelowBufferPoolingThreshold(len(*data)) { + // Use the buffer's capacity instead of the length, otherwise buffers may + // not be reused under certain conditions. For example, if a large buffer + // is acquired from the pool, but fewer bytes than the buffering threshold + // are written to it, the buffer will not be returned to the pool. + if pool == nil || IsBelowBufferPoolingThreshold(cap(*data)) { return (SliceBuffer)(*data) } b := newBuffer() @@ -194,19 +201,19 @@ func (b *buffer) read(buf []byte) (int, Buffer) { return n, b } -// String returns a string representation of the buffer. May be used for -// debugging purposes. func (b *buffer) String() string { return fmt.Sprintf("mem.Buffer(%p, data: %p, length: %d)", b, b.ReadOnlyData(), len(b.ReadOnlyData())) } +// ReadUnsafe reads bytes from the given Buffer into the provided slice. +// It does not perform safety checks. func ReadUnsafe(dst []byte, buf Buffer) (int, Buffer) { return buf.read(dst) } // SplitUnsafe modifies the receiver to point to the first n bytes while it -// returns a new reference to the remaining bytes. The returned Buffer functions -// just like a normal reference acquired using Ref(). +// returns a new reference to the remaining bytes. The returned Buffer +// functions just like a normal reference acquired using Ref(). func SplitUnsafe(buf Buffer, n int) (left, right Buffer) { return buf.split(n) } @@ -232,12 +239,21 @@ func (e emptyBuffer) read([]byte) (int, Buffer) { return 0, e } +// SliceBuffer is a Buffer implementation that wraps a byte slice. It provides +// methods for reading, splitting, and managing the byte slice. type SliceBuffer []byte +// ReadOnlyData returns the byte slice. func (s SliceBuffer) ReadOnlyData() []byte { return s } -func (s SliceBuffer) Ref() {} -func (s SliceBuffer) Free() {} -func (s SliceBuffer) Len() int { return len(s) } + +// Ref is a noop implementation of Ref. +func (s SliceBuffer) Ref() {} + +// Free is a noop implementation of Free. +func (s SliceBuffer) Free() {} + +// Len is a noop implementation of Len. +func (s SliceBuffer) Len() int { return len(s) } func (s SliceBuffer) split(n int) (left, right Buffer) { return s[:n], s[n:] diff --git a/vendor/google.golang.org/grpc/rpc_util.go b/vendor/google.golang.org/grpc/rpc_util.go index 2d96f140..aba1ae3e 100644 --- a/vendor/google.golang.org/grpc/rpc_util.go +++ b/vendor/google.golang.org/grpc/rpc_util.go @@ -791,9 +791,8 @@ func checkRecvPayload(pf payloadFormat, recvCompress string, haveCompressor bool if !haveCompressor { if isServer { return status.Newf(codes.Unimplemented, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) - } else { - return status.Newf(codes.Internal, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) } + return status.Newf(codes.Internal, "grpc: Decompressor is not installed for grpc-encoding %q", recvCompress) } default: return status.Newf(codes.Internal, "grpc: received unexpected payload format %d", pf) diff --git a/vendor/google.golang.org/grpc/version.go b/vendor/google.golang.org/grpc/version.go index a96b6a6b..d50e8435 100644 --- a/vendor/google.golang.org/grpc/version.go +++ b/vendor/google.golang.org/grpc/version.go @@ -19,4 +19,4 @@ package grpc // Version is the current grpc version. -const Version = "1.67.1" +const Version = "1.68.0" diff --git a/vendor/modules.txt b/vendor/modules.txt index fa957f5a..7d0a4244 100644 --- a/vendor/modules.txt +++ b/vendor/modules.txt @@ -159,7 +159,7 @@ github.com/yusufpapurcu/wmi # golang.org/x/exp v0.0.0-20241009180824-f66d83c29e7c ## explicit; go 1.22.0 golang.org/x/exp/constraints -# golang.org/x/net v0.30.0 +# golang.org/x/net v0.31.0 ## explicit; go 1.18 golang.org/x/net/context golang.org/x/net/http/httpguts @@ -168,20 +168,20 @@ golang.org/x/net/http2/hpack golang.org/x/net/idna golang.org/x/net/internal/timeseries golang.org/x/net/trace -# golang.org/x/oauth2 v0.22.0 +# golang.org/x/oauth2 v0.23.0 ## explicit; go 1.18 golang.org/x/oauth2 golang.org/x/oauth2/internal -# golang.org/x/sys v0.26.0 +# golang.org/x/sys v0.27.0 ## explicit; go 1.18 golang.org/x/sys/plan9 golang.org/x/sys/unix golang.org/x/sys/windows golang.org/x/sys/windows/registry -# golang.org/x/term v0.25.0 +# golang.org/x/term v0.26.0 ## explicit; go 1.18 golang.org/x/term -# golang.org/x/text v0.19.0 +# golang.org/x/text v0.20.0 ## explicit; go 1.18 golang.org/x/text/secure/bidirule golang.org/x/text/transform @@ -190,11 +190,11 @@ golang.org/x/text/unicode/norm # golang.org/x/time v0.3.0 ## explicit golang.org/x/time/rate -# google.golang.org/genproto/googleapis/rpc v0.0.0-20240814211410-ddb44dafa142 +# google.golang.org/genproto/googleapis/rpc v0.0.0-20240903143218-8af14fe29dc1 ## explicit; go 1.21 google.golang.org/genproto/googleapis/rpc/status -# google.golang.org/grpc v1.67.1 -## explicit; go 1.21 +# google.golang.org/grpc v1.68.0 +## explicit; go 1.22.7 google.golang.org/grpc google.golang.org/grpc/attributes google.golang.org/grpc/backoff @@ -202,6 +202,8 @@ google.golang.org/grpc/balancer google.golang.org/grpc/balancer/base google.golang.org/grpc/balancer/grpclb/state google.golang.org/grpc/balancer/pickfirst +google.golang.org/grpc/balancer/pickfirst/internal +google.golang.org/grpc/balancer/pickfirst/pickfirstleaf google.golang.org/grpc/balancer/roundrobin google.golang.org/grpc/binarylog/grpc_binarylog_v1 google.golang.org/grpc/channelz