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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,240 @@ | ||
| // Copyright © 2017 The Things Network | ||
| // Use of this source code is governed by the MIT license that can be found in the LICENSE file. | ||
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| package fields | ||
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| import ( | ||
| "github.com/TheThingsNetwork/go-utils/log" | ||
| "github.com/TheThingsNetwork/ttn/api/gateway" | ||
| "github.com/TheThingsNetwork/ttn/api/protocol" | ||
| "github.com/TheThingsNetwork/ttn/core/types" | ||
| ) | ||
|
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| type hasId interface { | ||
| GetId() string | ||
| } | ||
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| type hasServiceName interface { | ||
| GetServiceName() string | ||
| } | ||
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| func fillDiscoveryFields(m interface{}, f log.Fields) { | ||
| if m, ok := m.(hasId); ok { | ||
| if v := m.GetId(); v != "" { | ||
| f["ID"] = v | ||
| } | ||
| } | ||
| if m, ok := m.(hasServiceName); ok { | ||
| if v := m.GetServiceName(); v != "" { | ||
| f["ServiceName"] = v | ||
| } | ||
| } | ||
| } | ||
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| type hasDevId interface { | ||
| GetDevId() string | ||
| } | ||
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| type hasAppId interface { | ||
| GetAppId() string | ||
| } | ||
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| type hasDevEui interface { | ||
| GetDevEui() *types.DevEUI | ||
| } | ||
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| type hasAppEui interface { | ||
| GetAppEui() *types.AppEUI | ||
| } | ||
|
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| type hasDevAddr interface { | ||
| GetDevAddr() *types.DevAddr | ||
| } | ||
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| func fillIdentifiers(m interface{}, f log.Fields) { | ||
| if m, ok := m.(hasDevEui); ok { | ||
| if v := m.GetDevEui(); v != nil { | ||
| f["DevEUI"] = v | ||
| } | ||
| } | ||
| if m, ok := m.(hasAppEui); ok { | ||
| if v := m.GetAppEui(); v != nil { | ||
| f["AppEUI"] = v | ||
| } | ||
| } | ||
| if m, ok := m.(hasDevId); ok { | ||
| if v := m.GetDevId(); v != "" { | ||
| f["DevID"] = v | ||
| } | ||
| } | ||
| if m, ok := m.(hasAppId); ok { | ||
| if v := m.GetAppId(); v != "" { | ||
| f["AppID"] = v | ||
| } | ||
| } | ||
| if m, ok := m.(hasDevAddr); ok { | ||
| if v := m.GetDevAddr(); v != nil { | ||
| f["DevAddr"] = v | ||
| } | ||
| } | ||
| } | ||
|
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| type hasProtocolMetadata interface { | ||
| GetProtocolMetadata() *protocol.RxMetadata | ||
| } | ||
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| type hasProtocolConfiguration interface { | ||
| GetProtocolConfiguration() *protocol.TxConfiguration | ||
| } | ||
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| type hasProtocolConfig interface { | ||
| GetProtocolConfig() *protocol.TxConfiguration | ||
| } | ||
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| func fillProtocolConfig(cfg *protocol.TxConfiguration, f log.Fields) { | ||
| if lorawan := cfg.GetLorawan(); lorawan != nil { | ||
| if v := lorawan.Modulation.String(); v != "" { | ||
| f["Modulation"] = v | ||
| } | ||
| if v := lorawan.DataRate; v != "" { | ||
| f["DataRate"] = v | ||
| } | ||
| if v := lorawan.BitRate; v != 0 { | ||
| f["BitRate"] = v | ||
| } | ||
| if v := lorawan.CodingRate; v != "" { | ||
| f["CodingRate"] = v | ||
| } | ||
| } | ||
| } | ||
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| func fillProtocol(m interface{}, f log.Fields) { | ||
| if m, ok := m.(hasProtocolMetadata); ok { | ||
| if meta := m.GetProtocolMetadata(); meta != nil { | ||
| if lorawan := meta.GetLorawan(); lorawan != nil { | ||
| if v := lorawan.Modulation.String(); v != "" { | ||
| f["Modulation"] = v | ||
| } | ||
| if v := lorawan.DataRate; v != "" { | ||
| f["DataRate"] = v | ||
| } | ||
| if v := lorawan.BitRate; v != 0 { | ||
| f["BitRate"] = v | ||
| } | ||
| if v := lorawan.CodingRate; v != "" { | ||
| f["CodingRate"] = v | ||
| } | ||
| } | ||
| } | ||
| } | ||
| if m, ok := m.(hasProtocolConfiguration); ok { | ||
| fillProtocolConfig(m.GetProtocolConfiguration(), f) | ||
| } | ||
| if m, ok := m.(hasProtocolConfig); ok { | ||
| fillProtocolConfig(m.GetProtocolConfig(), f) | ||
| } | ||
| } | ||
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| type hasGatewayConfiguration interface { | ||
| GetGatewayConfiguration() *gateway.TxConfiguration | ||
| } | ||
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| type hasGatewayConfig interface { | ||
| GetGatewayConfig() *gateway.TxConfiguration | ||
| } | ||
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| type hasGatewayMetadata interface { | ||
| GetGatewayMetadata() *gateway.RxMetadata | ||
| } | ||
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| type hasMoreGatewayMetadata interface { | ||
| GetGatewayMetadata() []*gateway.RxMetadata | ||
| } | ||
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| func fillGatewayConfig(cfg *gateway.TxConfiguration, f log.Fields) { | ||
| if v := cfg.Frequency; v != 0 { | ||
| f["Frequency"] = v | ||
| } | ||
| if v := cfg.Power; v != 0 { | ||
| f["Power"] = v | ||
| } | ||
| } | ||
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| func fillGateway(m interface{}, f log.Fields) { | ||
| if m, ok := m.(hasGatewayMetadata); ok { | ||
| if meta := m.GetGatewayMetadata(); meta != nil { | ||
| if v := meta.GatewayId; v != "" { | ||
| f["GatewayID"] = v | ||
| } | ||
| if v := meta.Frequency; v != 0 { | ||
| f["Frequency"] = v | ||
| } | ||
| if v := meta.Rssi; v != 0 { | ||
| f["RSSI"] = v | ||
| } | ||
| if v := meta.Snr; v != 0 { | ||
| f["SNR"] = v | ||
| } | ||
| } | ||
| } | ||
| if m, ok := m.(hasMoreGatewayMetadata); ok { | ||
| if meta := m.GetGatewayMetadata(); meta != nil { | ||
| f["NumGateways"] = len(meta) | ||
| } | ||
| } | ||
| if m, ok := m.(hasGatewayConfiguration); ok { | ||
| fillGatewayConfig(m.GetGatewayConfiguration(), f) | ||
| } | ||
| if m, ok := m.(hasGatewayConfig); ok { | ||
| fillGatewayConfig(m.GetGatewayConfig(), f) | ||
| } | ||
| } | ||
|
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| type hasMessage interface { | ||
| GetMessage() *protocol.Message | ||
| } | ||
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| type hasPayload interface { | ||
| GetPayload() []byte | ||
| } | ||
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| func fillMessage(m interface{}, f log.Fields) { | ||
| if m, ok := m.(hasPayload); ok { | ||
| f["PayloadSize"] = len(m.GetPayload()) | ||
| } | ||
| if m, ok := m.(hasMessage); ok { | ||
| if m := m.GetMessage(); m != nil { | ||
| if lorawan := m.GetLorawan(); lorawan != nil { | ||
| if mac := lorawan.GetMacPayload(); mac != nil { | ||
| if v := mac.DevAddr; !v.IsEmpty() { | ||
| f["DevAddr"] = v | ||
| } | ||
| if v := len(mac.FrmPayload); v != 0 { | ||
| f["AppPayloadSize"] = v | ||
| } | ||
| if v := mac.FPort; v != 0 { | ||
| f["Port"] = v | ||
| } | ||
| if v := mac.FCnt; v != 0 { | ||
| f["Counter"] = v | ||
| } | ||
| } | ||
| if join := lorawan.GetJoinRequestPayload(); join != nil { | ||
| f["AppEUI"] = join.AppEui | ||
| f["DevEUI"] = join.DevEui | ||
| } | ||
| } | ||
| } | ||
| } | ||
| } | ||
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| // Get a number of log fields for a message, if we're able to extract them | ||
| func Get(m interface{}) log.Fields { | ||
| fields := log.Fields{} | ||
| fillDiscoveryFields(m, fields) | ||
| fillIdentifiers(m, fields) | ||
| fillGateway(m, fields) | ||
| fillProtocol(m, fields) | ||
| fillMessage(m, fields) | ||
| return fields | ||
| } |
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