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Better configuration #288

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Nov 5, 2023
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72 changes: 69 additions & 3 deletions config/config.go
Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,7 @@ import (
"os"
"regexp"
"runtime"
"strconv"
"strings"
"time"

Expand Down Expand Up @@ -58,8 +59,8 @@ var (
ShowVersion bool
ProxyMode bool
Prefetch bool
Config jsonFile
Version = "0.9.12"
Config = NewWebPConfig()
Version = "0.10.1"
WriteLock = cache.New(5*time.Minute, 10*time.Minute)
RemoteRaw = "./remote-raw"
Metadata = "./metadata"
Expand All @@ -72,7 +73,7 @@ type MetaFile struct {
Checksum string `json:"checksum"` // hash of original file or hash(etag). Use this to identify changes
}

type jsonFile struct {
type WebpConfig struct {
Host string `json:"HOST"`
Port string `json:"PORT"`
ImgPath string `json:"IMG_PATH"`
Expand All @@ -84,6 +85,20 @@ type jsonFile struct {
EnableExtraParams bool `json:"ENABLE_EXTRA_PARAMS"`
}

func NewWebPConfig() *WebpConfig {
return &WebpConfig{
Host: "0.0.0.0",
Port: "3333",
ImgPath: "./pics",
Quality: 80,
AllowedTypes: []string{"jpg", "png", "jpeg", "bmp", "svg"},
ImageMap: map[string]string{},
ExhaustPath: "./exhaust",
EnableAVIF: false,
EnableExtraParams: false,
}
}

func init() {
flag.StringVar(&ConfigPath, "config", "config.json", "/path/to/config.json. (Default: ./config.json)")
flag.BoolVar(&Prefetch, "prefetch", false, "Prefetch and convert image to WebP format.")
Expand All @@ -103,6 +118,57 @@ func LoadConfig() {
_ = jsonObject.Close()
switchProxyMode()
Config.ImageMap = parseImgMap(Config.ImageMap)

// Read from ENV for override
if os.Getenv("WEBP_HOST") != "" {
Config.Host = os.Getenv("WEBP_HOST")
}
if os.Getenv("WEBP_PORT") != "" {
Config.Port = os.Getenv("WEBP_PORT")
}
if os.Getenv("WEBP_IMG_PATH") != "" {
Config.ImgPath = os.Getenv("WEBP_IMG_PATH")
}
if os.Getenv("WEBP_EXHAUST_PATH") != "" {
Config.ExhaustPath = os.Getenv("WEBP_EXHAUST_PATH")
}
if os.Getenv("WEBP_QUALITY") != "" {
quality, err := strconv.Atoi(os.Getenv("WEBP_QUALITY"))
if err != nil {
log.Warnf("WEBP_QUALITY is not a valid integer, using value in config.json %d", Config.Quality)
} else {
Config.Quality = quality
}
}
if os.Getenv("WEBP_ALLOWED_TYPES") != "" {
Config.AllowedTypes = strings.Split(os.Getenv("WEBP_ALLOWED_TYPES"), ",")
}
if os.Getenv("WEBP_ENABLE_AVIF") != "" {
enableAVIF := os.Getenv("WEBP_ENABLE_AVIF")
if enableAVIF == "true" {
Config.EnableAVIF = true
} else if enableAVIF == "false" {
Config.EnableAVIF = false
} else {
log.Warnf("WEBP_ENABLE_AVIF is not a valid boolean, using value in config.json %t", Config.EnableAVIF)
}
}
if os.Getenv("WEBP_ENABLE_EXTRA_PARAMS") != "" {
enableExtraParams := os.Getenv("WEBP_ENABLE_EXTRA_PARAMS")
if enableExtraParams == "true" {
Config.EnableExtraParams = true
} else if enableExtraParams == "false" {
Config.EnableExtraParams = false
} else {
log.Warnf("WEBP_ENABLE_EXTRA_PARAMS is not a valid boolean, using value in config.json %t", Config.EnableExtraParams)
}
}
if os.Getenv("WEBP_IMG_MAP") != "" {
// TODO
}

log.Debugln("Config init complete")
log.Debugln("Config", Config)
}

func parseImgMap(imgMap map[string]string) map[string]string {
Expand Down
12 changes: 6 additions & 6 deletions go.mod
Original file line number Diff line number Diff line change
@@ -1,11 +1,11 @@
module webp_server_go

go 1.20
go 1.21

require (
github.com/cespare/xxhash v1.1.0
github.com/davidbyttow/govips/v2 v2.13.0
github.com/gofiber/fiber/v2 v2.49.2
github.com/gofiber/fiber/v2 v2.50.0
github.com/h2non/filetype v1.1.4-0.20230123234534-cfcd7d097bc4
github.com/h2non/go-is-svg v0.0.0-20160927212452-35e8c4b0612c
github.com/jeremytorres/rawparser v1.0.2
Expand All @@ -30,9 +30,9 @@ require (
github.com/valyala/bytebufferpool v1.0.0 // indirect
github.com/valyala/tcplisten v1.0.0 // indirect
golang.org/x/image v0.5.0 // indirect
golang.org/x/net v0.8.0 // indirect
golang.org/x/sys v0.12.0 // indirect
golang.org/x/term v0.6.0 // indirect
golang.org/x/text v0.8.0 // indirect
golang.org/x/net v0.17.0 // indirect
golang.org/x/sys v0.13.0 // indirect
golang.org/x/term v0.13.0 // indirect
golang.org/x/text v0.13.0 // indirect
gopkg.in/yaml.v3 v3.0.1 // indirect
)
19 changes: 10 additions & 9 deletions go.sum
Original file line number Diff line number Diff line change
Expand Up @@ -9,8 +9,8 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
github.com/davidbyttow/govips/v2 v2.13.0 h1:5MK9ZcXZC5GzUR9Ca8fJwOYqMgll/H096ec0PJP59QM=
github.com/davidbyttow/govips/v2 v2.13.0/go.mod h1:LPTrwWtNa5n4yl9UC52YBOEGdZcY5hDTP4Ms2QWasTw=
github.com/gofiber/fiber/v2 v2.49.2 h1:ONEN3/Vc+dUCxxDgZZwpqvhISgHqb+bu+isBiEyKEQs=
github.com/gofiber/fiber/v2 v2.49.2/go.mod h1:gNsKnyrmfEWFpJxQAV0qvW6l70K1dZGno12oLtukcts=
github.com/gofiber/fiber/v2 v2.50.0 h1:ia0JaB+uw3GpNSCR5nvC5dsaxXjRU5OEu36aytx+zGw=
github.com/gofiber/fiber/v2 v2.50.0/go.mod h1:21eytvay9Is7S6z+OgPi7c7n4++tnClWmhpimVHMimw=
github.com/google/uuid v1.3.1 h1:KjJaJ9iWZ3jOFZIf1Lqf4laDRCasjl0BCmnEGxkdLb4=
github.com/google/uuid v1.3.1/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
github.com/h2non/filetype v1.1.4-0.20230123234534-cfcd7d097bc4 h1:k7FGP5I7raiaC3aAzCLddcoxzboIrOm6/FVRXjp/5JM=
Expand Down Expand Up @@ -73,8 +73,8 @@ golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLL
golang.org/x/net v0.0.0-20210226172049-e18ecbb05110/go.mod h1:m0MpNAwzfU5UDzcl9v0D8zg8gWTRqZa9RBIspLL5mdg=
golang.org/x/net v0.0.0-20220722155237-a158d28d115b/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
golang.org/x/net v0.8.0 h1:Zrh2ngAOFYneWTAIAPethzeaQLuHwhuBkuV6ZiRnUaQ=
golang.org/x/net v0.8.0/go.mod h1:QVkue5JL9kW//ek3r6jTKnTFis1tRmNAW2P1shuFdJc=
golang.org/x/net v0.17.0 h1:pVaXccu2ozPjCXewfr1S7xza/zcXTity9cCdXQYSjIM=
golang.org/x/net v0.17.0/go.mod h1:NxSsAGuq816PNPmqtQdLE42eU2Fs7NoRIZrHJAlaCOE=
golang.org/x/sync v0.0.0-20190423024810-112230192c58/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sync v0.0.0-20220722155255-886fb9371eb4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
Expand All @@ -86,19 +86,20 @@ golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBc
golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.13.0 h1:Af8nKPmuFypiUBjVoU9V20FiaFXOcuZI21p0ycVYYGE=
golang.org/x/sys v0.13.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
golang.org/x/term v0.5.0/go.mod h1:jMB1sMXY+tzblOD4FWmEbocvup2/aLOaQEp7JmGp78k=
golang.org/x/term v0.6.0 h1:clScbb1cHjoCkyRbWwBEUZ5H/tIFu5TAXIqaZD0Gcjw=
golang.org/x/term v0.6.0/go.mod h1:m6U89DPEgQRMq3DNkDClhWw02AUbt2daBVO4cn4Hv9U=
golang.org/x/term v0.13.0 h1:bb+I9cTfFazGW51MZqBVmZy7+JEJMouUHTUSKVQLBek=
golang.org/x/term v0.13.0/go.mod h1:LTmsnFJwVN6bCy1rVCoS+qHT1HhALEFxKncY3WNNh4U=
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 v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
golang.org/x/text v0.8.0 h1:57P1ETyNKtuIjB4SRd15iJxuhj8Gc416Y78H3qgMh68=
golang.org/x/text v0.8.0/go.mod h1:e1OnstbJyHTd6l/uOt8jFFHp6TRDWZR/bV3emEE/zU8=
golang.org/x/text v0.13.0 h1:ablQoSUd0tRdKxZewP80B+BaqeKJuVhuRxj/dkrun3k=
golang.org/x/text v0.13.0/go.mod h1:TvPlkZtksWOMsz7fbANvkp4WM8x/WCo/om8BMLbz+aE=
golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
golang.org/x/tools v0.0.0-20191119224855-298f0cb1881e/go.mod h1:b+2E5dAYhXwXZwtnZ6UAqBI28+e2cm9otk0dWdXHAEo=
golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
Expand Down
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