initial version with thumbnailing

This commit is contained in:
Neale Pickett 2023-03-04 11:17:11 -07:00
commit a896abbbe0
5 changed files with 132 additions and 0 deletions

11
Dockerfile Normal file
View File

@ -0,0 +1,11 @@
FROM golang:1-bullseye AS build
RUN apt-get update
RUN apt-get -y --no-install-recommends install libavutil-dev libswscale-dev libavformat-dev libgraphicsmagick-dev
WORKDIR /src
COPY go.* ./
COPY pkg ./pkg/
COPY cmd ./cmd/
COPY web /web
RUN go get ./...
RUN go install ./...
ENTRYPOINT ["/go/bin/simpleauth"]

7
build.sh Executable file
View File

@ -0,0 +1,7 @@
#! /bin/sh
set -e
tag=git.woozle.org/neale/webfs:latest
docker buildx build --push --tag $tag $(dirname $0)/.

76
cmd/webfs/main.go Normal file
View File

@ -0,0 +1,76 @@
package main
import (
"bytes"
"context"
"flag"
"fmt"
"github.com/bakape/thumbnailer"
"golang.org/x/net/webdav"
"log"
"net/http"
"os"
"path"
"path/filepath"
"strconv"
)
type Handler struct {
webdav.Handler
}
func (h *Handler) ServeHTTP(w http.ResponseWriter, req *http.Request) {
width, _ := strconv.Atoi(req.FormValue("w"))
height, _ := strconv.Atoi(req.FormValue("h"))
if (width > 0) || (height > 0) {
h.ServeThumbnail(w, req, uint(width), uint(height))
return
}
h.Handler.ServeHTTP(w, req)
}
func (h *Handler) ServeThumbnail(w http.ResponseWriter, req *http.Request, width uint, height uint) {
srcPath := path.Clean(req.URL.Path)
srcFile, err := h.FileSystem.OpenFile(context.Background(), srcPath, os.O_RDONLY, 0664)
if err != nil {
http.NotFound(w, req)
return
}
defer srcFile.Close()
srcFileInfo, err := srcFile.Stat()
if err != nil {
http.NotFound(w, req)
return
}
var opts thumbnailer.Options
opts.ThumbDims.Width = width
opts.ThumbDims.Height = height
_, thumb, err := thumbnailer.Process(srcFile, opts)
if err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
return
}
ext := "jpeg"
if thumb.IsPNG {
ext = "png"
}
fileName := filepath.Base(srcPath)
thumbFileName := fmt.Sprintf("%s.thumb.%s", fileName, ext)
thumbRs := bytes.NewReader(thumb.Image.Data)
http.ServeContent(w, req, thumbFileName, srcFileInfo.ModTime(), thumbRs)
}
func main() {
address := flag.String("a", "localhost:8080", "Address to listen to.")
flag.Parse()
handler := &Handler{}
handler.FileSystem = webdav.Dir(".")
handler.LockSystem = webdav.NewMemLS()
log.Println("Listening on", *address)
http.ListenAndServe(*address, handler)
}

8
go.mod Normal file
View File

@ -0,0 +1,8 @@
module woozle.org/neale/webfs
go 1.15
require (
github.com/bakape/thumbnailer v1.0.0
golang.org/x/net v0.6.0
)

30
go.sum Normal file
View File

@ -0,0 +1,30 @@
github.com/bakape/thumbnailer v1.0.0 h1:fmaLCJ6sJ5wCAUmB3hhzgFAZ5G3cpueo3olI9N0ox3E=
github.com/bakape/thumbnailer v1.0.0/go.mod h1:PVB2nXXJHD4KAUWn9HaNKtWeDeAb9BFQ7oDOAdZCKUM=
github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
golang.org/x/crypto v0.0.0-20210921155107-089bfa567519/go.mod h1:GvvjBRRGRdwPK5ydBHafDWAxML/pGHZbMvKqRZ5+Abc=
golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
golang.org/x/net v0.0.0-20190620200207-3b0461eec859/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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 v0.6.0 h1:L4ZwwTvKW9gr0ZMS1yrHD9GZhIuVjOBBnaKH+SPQK0Q=
golang.org/x/net v0.6.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
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=
golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.0.0-20220722155257-8c9f86f7a55f/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
golang.org/x/sys v0.5.0/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/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/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=
golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=