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Use standard HTTP library to serve files (#24693)

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`http.ServeFile/ServeContent` handles `If-xxx`, `Content-Length`,
`Range` and `Etag` correctly

After this PR, storage files (eg: avatar) could be responded with
correct Content-Length.
This commit is contained in:
wxiaoguang 2023-05-13 22:04:57 +08:00 • committed by GitHub
parent f745016092
commit a94a8d0ab1
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GPG key ID: 4AEE18F83AFDEB23
8 changed files with 22 additions and 157 deletions
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16
routers/web/base.go
View file

@ -6,7 +6,6 @@ package web
import (
"errors"
"fmt"
"io"
"net/http"
"os"
"path"
@ -76,12 +75,6 @@ func storageHandler(storageSetting setting.Storage, prefix string, objStore stor
}
fi, err := objStore.Stat(rPath)
if err == nil && httpcache.HandleTimeCache(req, w, fi) {
return
}
// If we have matched and access to release or issue
fr, err := objStore.Open(rPath)
if err != nil {
if os.IsNotExist(err) || errors.Is(err, os.ErrNotExist) {
log.Warn("Unable to find %s %s", prefix, rPath)
@ -92,14 +85,15 @@ func storageHandler(storageSetting setting.Storage, prefix string, objStore stor
http.Error(w, fmt.Sprintf("Error whilst opening %s %s", prefix, rPath), http.StatusInternalServerError)
return
}
defer fr.Close()
_, err = io.Copy(w, fr)
fr, err := objStore.Open(rPath)
if err != nil {
log.Error("Error whilst rendering %s %s. Error: %v", prefix, rPath, err)
http.Error(w, fmt.Sprintf("Error whilst rendering %s %s", prefix, rPath), http.StatusInternalServerError)
log.Error("Error whilst opening %s %s. Error: %v", prefix, rPath, err)
http.Error(w, fmt.Sprintf("Error whilst opening %s %s", prefix, rPath), http.StatusInternalServerError)
return
}
defer fr.Close()
httpcache.ServeContentWithCacheControl(w, req, path.Base(rPath), fi.ModTime(), fr)
})
}
}