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Add support to convert jpeg images to webp on the fly.

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Kavin 2022-06-03 03:33:51 +01:00
parent 1a64b5a446
commit cae96be92a
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GPG key ID: 49451E4482CC5BCD
4 changed files with 36 additions and 3 deletions
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4
Dockerfile
View file

@ -2,6 +2,8 @@ FROM golang:alpine AS build
WORKDIR /app/
RUN apk add --no-cache build-base libwebp-dev
COPY . .
RUN --mount=type=cache,target=/root/.cache/go-build \
@ -9,6 +11,8 @@ RUN --mount=type=cache,target=/root/.cache/go-build \
FROM alpine:edge
RUN apk add --no-cache libwebp
WORKDIR /app/
COPY --from=build /app/main /app/http3-ytproxy

5
go.mod
View file

@ -2,4 +2,7 @@ module github.com/FireMasterK/http3-ytproxy/v2
go 1.16
require github.com/lucas-clemente/quic-go v0.25.0
require (
github.com/kolesa-team/go-webp v1.0.1
github.com/lucas-clemente/quic-go v0.25.0
)

9
go.sum
View file

@ -69,6 +69,8 @@ github.com/jellevandenhooff/dkim v0.0.0-20150330215556-f50fe3d243e1/go.mod h1:E0
github.com/json-iterator/go v1.1.6/go.mod h1:+SdeFBvtyEkXs7REEP0seUULqWtbJapLOCVDaaPEHmU=
github.com/jstemmer/go-junit-report v0.0.0-20190106144839-af01ea7f8024/go.mod h1:6v2b51hI/fHJwM22ozAgKL4VKDeJcHhJFhtBdhmNjmU=
github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
github.com/kolesa-team/go-webp v1.0.1 h1:Btojkbzr6tt10zJ40xlbSfJeHFiNn0aR7H03QUqmMoI=
github.com/kolesa-team/go-webp v1.0.1/go.mod h1:oMvdivD6K+Q5qIIkVC2w4k2ZUnI1H+MyP7inwgWq9aA=
github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
github.com/kr/pty v1.1.3/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=
@ -141,8 +143,9 @@ github.com/sourcegraph/annotate v0.0.0-20160123013949-f4cad6c6324d/go.mod h1:Udh
github.com/sourcegraph/syntaxhighlight v0.0.0-20170531221838-bd320f5d308e/go.mod h1:HuIsMU8RRBOtsCgI77wP899iHVBQpCmg4ErYMZB+2IA=
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
github.com/stretchr/testify v1.2.2/go.mod h1:a8OnRcib4nhh0OaRAV+Yts87kKdq0PP7pXfy6kDkUVs=
github.com/stretchr/testify v1.5.1 h1:nOGnQDM7FYENwehXlg/kFVnos3rEvtKTjRvOWSzb6H4=
github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
github.com/stretchr/testify v1.7.0 h1:nwc3DEeHmmLAfoZucVR881uASk0Mfjw8xYJ99tb5CcY=
github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
github.com/tarm/serial v0.0.0-20180830185346-98f6abe2eb07/go.mod h1:kDXzergiv9cbyO7IOYJZWg1U88JhDg3PB6klq9Hg2pA=
github.com/viant/assertly v0.4.8/go.mod h1:aGifi++jvCrUaklKEKT0BU95igDNaqkvz+49uaYMPRU=
github.com/viant/toolbox v0.24.0/go.mod h1:OxMCG57V0PXuIP2HNQrtJf2CjqdmbrOx5EkMILuUhzM=
@ -159,6 +162,8 @@ golang.org/x/crypto v0.0.0-20200221231518-2aa609cf4a9d/go.mod h1:LzIPMQfyMNhhGPh
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9 h1:psW17arqaxU48Z5kZ0CQnkZWQJsqcURM6tKiBApRjXI=
golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
golang.org/x/exp v0.0.0-20190121172915-509febef88a4/go.mod h1:CJ0aWSM057203Lf6IL+f9T1iT9GByDxfZKAQTCR3kQA=
golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d h1:RNPAfi2nHY7C2srAV8A49jpsYr0ADedCk1wq6fTMTvs=
golang.org/x/image v0.0.0-20210628002857-a66eb6448b8d/go.mod h1:023OzeP/+EPmXeapQh35lcL3II3LrY8Ic+EFFKVhULM=
golang.org/x/lint v0.0.0-20180702182130-06c8688daad7/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
golang.org/x/lint v0.0.0-20190227174305-5b3e6a55c961/go.mod h1:wehouNa3lNwaWXcvxsM5YxQ5yQlVC4a0KAMCusXpPoU=
@ -274,6 +279,8 @@ gopkg.in/yaml.v2 v2.2.4/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.3.0/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c h1:dUUwHk2QECo/6vqA44rthZ8ie2QXMNeKRTHCNY2nXvo=
gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
grpc.go4.org v0.0.0-20170609214715-11d0a25b4919/go.mod h1:77eQGdRu53HpSqPFJFmuJdjuHRquDANNeA4x7B8WQ9o=
honnef.co/go/tools v0.0.0-20180728063816-88497007e858/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=

21
main.go
View file

@ -2,6 +2,7 @@ package main
import (
"fmt"
"image/jpeg"
"io"
"log"
"net"
@ -13,6 +14,8 @@ import (
"syscall"
"time"
"github.com/kolesa-team/go-webp/encoder"
"github.com/kolesa-team/go-webp/webp"
"github.com/lucas-clemente/quic-go/http3"
)
@ -60,6 +63,7 @@ var strip_headers = []string{
"Referer",
"Cookie",
"Set-Cookie",
"Etag",
}
var path_prefix = ""
@ -163,7 +167,7 @@ func (*requesthandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
defer resp.Body.Close()
NoRewrite := strings.HasPrefix(resp.Header.Get("Content-Type"), "audio") || strings.HasPrefix(resp.Header.Get("Content-Type"), "video") || strings.HasPrefix(resp.Header.Get("Content-Type"), "image")
NoRewrite := strings.HasPrefix(resp.Header.Get("Content-Type"), "audio") || strings.HasPrefix(resp.Header.Get("Content-Type"), "video") || strings.HasPrefix(resp.Header.Get("Content-Type"), "webp")
copyHeaders(resp.Header, w.Header(), NoRewrite)
w.WriteHeader(resp.StatusCode)
@ -195,6 +199,18 @@ func (*requesthandler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
}
io.WriteString(w, strings.Join(lines, "\n"))
} else if resp.Header.Get("Content-Type") == "image/jpeg" {
img, err := jpeg.Decode(resp.Body)
if err != nil {
log.Panic(err)
}
options, _ := encoder.NewLossyEncoderOptions(encoder.PresetDefault, 85)
w.Header().Set("Content-Type", "image/webp")
webp.Encode(w, img, options)
} else {
io.Copy(w, resp.Body)
}
@ -212,6 +228,9 @@ outer:
if (name != "Content-Length" || length) && !strings.HasPrefix(name, "Access-Control") {
// Loop over all values for the name.
for _, value := range values {
if strings.Contains(value, "jpeg") {
continue
}
to.Set(name, value)
}
}