pages/pages-server
1
0
Fork 0
mirror of https://codeberg.org/Codeberg/pages-server.git synced 2025-04-25 06:16:58 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

wip

Browse source
This commit is contained in:
6543 2022-05-16 00:43:04 +02:00
parent 4f2c94c7d9
commit ec7fcca0f5
No known key found for this signature in database
GPG key ID: C99B82E40B027BAE
8 changed files with 96 additions and 128 deletions
Download patch file Download diff file Expand all files Collapse all files

66
server/upstream/upstream.go
View file

@ -4,9 +4,6 @@ import (
"bytes"
"fmt"
"io"
"mime"
"path"
"strconv"
"strings"
"time"
@ -39,15 +36,6 @@ type Options struct {
redirectIfExists string
}
func getFastHTTPClient(timeout time.Duration) *fasthttp.Client {
return &fasthttp.Client{
ReadTimeout: timeout,
MaxConnDuration: 60 * time.Second,
MaxConnWaitTimeout: 1000 * time.Millisecond,
MaxConnsPerHost: 128 * 16, // TODO: adjust bottlenecks for best performance with Gitea!
}
}
// Upstream requests a file from the Gitea API at GiteaRoot and writes it to the request context.
func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client, branchTimestampCache, fileResponseCache cache.SetGetKey) (final bool) {
log := log.With().Strs("upstream", []string{o.TargetOwner, o.TargetRepo, o.TargetBranch, o.TargetPath}).Logger()
@ -83,25 +71,19 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
log.Debug().Msg("preparations")
// Make a GET request to the upstream URL
uri := path.Join(o.TargetOwner, o.TargetRepo, "raw", o.TargetBranch, o.TargetPath)
var req *fasthttp.Request
uri := o.generateUri()
var res *fasthttp.Response
var cachedResponse fileResponse
var cachedResponse gitea.FileResponse
var err error
if cachedValue, ok := fileResponseCache.Get(uri + "?timestamp=" + strconv.FormatInt(o.BranchTimestamp.Unix(), 10)); ok && len(cachedValue.(fileResponse).body) > 0 {
cachedResponse = cachedValue.(fileResponse)
if cachedValue, ok := fileResponseCache.Get(uri + "?timestamp=" + o.timestamp()); ok && !cachedValue.(gitea.FileResponse).IsEmpty() {
cachedResponse = cachedValue.(gitea.FileResponse)
} else {
req = fasthttp.AcquireRequest()
req.SetRequestURI(path.Join(giteaRoot, giteaAPIRepos, uri))
req.Header.Set(fasthttp.HeaderAuthorization, giteaAPIToken)
res = fasthttp.AcquireResponse()
res.SetBodyStream(&strings.Reader{}, -1)
err = getFastHTTPClient(10*time.Second).Do(req, res)
res, err = giteaClient.ServeRawContent(uri)
}
log.Debug().Msg("acquisition")
// Handle errors
if (res == nil && !cachedResponse.exists) || (res != nil && res.StatusCode() == fasthttp.StatusNotFound) {
if (res == nil && !cachedResponse.Exists) || (res != nil && res.StatusCode() == fasthttp.StatusNotFound) {
if o.TryIndexPages {
// copy the o struct & try if an index page exists
optionsForIndexPages := *o
@ -110,8 +92,8 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
for _, indexPage := range upstreamIndexPages {
optionsForIndexPages.TargetPath = strings.TrimSuffix(o.TargetPath, "/") + "/" + indexPage
if optionsForIndexPages.Upstream(ctx, giteaClient, branchTimestampCache, fileResponseCache) {
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{
exists: false,
_ = fileResponseCache.Set(uri+"?timestamp="+o.timestamp(), gitea.FileResponse{
Exists: false,
}, fileCacheTimeout)
return true
}
@ -121,8 +103,8 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
optionsForIndexPages.redirectIfExists = strings.TrimSuffix(string(ctx.Request.URI().Path()), "/") + ".html"
optionsForIndexPages.TargetPath = o.TargetPath + ".html"
if optionsForIndexPages.Upstream(ctx, giteaClient, branchTimestampCache, fileResponseCache) {
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{
exists: false,
_ = fileResponseCache.Set(uri+"?timestamp="+o.timestamp(), gitea.FileResponse{
Exists: false,
}, fileCacheTimeout)
return true
}
@ -130,14 +112,14 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
ctx.Response.SetStatusCode(fasthttp.StatusNotFound)
if res != nil {
// Update cache if the request is fresh
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), fileResponse{
exists: false,
_ = fileResponseCache.Set(uri+"?timestamp="+o.timestamp(), gitea.FileResponse{
Exists: false,
}, fileCacheTimeout)
}
return false
}
if res != nil && (err != nil || res.StatusCode() != fasthttp.StatusOK) {
fmt.Printf("Couldn't fetch contents from \"%s\": %s (status code %d)\n", req.RequestURI(), err, res.StatusCode())
fmt.Printf("Couldn't fetch contents from \"%s\": %s (status code %d)\n", uri, err, res.StatusCode())
html.ReturnErrorPage(ctx, fasthttp.StatusInternalServerError)
return true
}
@ -159,15 +141,7 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
log.Debug().Msg("error handling")
// Set the MIME type
mimeType := mime.TypeByExtension(path.Ext(o.TargetPath))
mimeTypeSplit := strings.SplitN(mimeType, ";", 2)
if _, ok := o.ForbiddenMimeTypes[mimeTypeSplit[0]]; ok || mimeType == "" {
if o.DefaultMimeType != "" {
mimeType = o.DefaultMimeType
} else {
mimeType = "application/octet-stream"
}
}
mimeType := o.getMimeTypeByExtension()
ctx.Response.Header.SetContentType(mimeType)
// Everything's okay so far
@ -186,20 +160,20 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
err = res.BodyWriteTo(io.MultiWriter(ctx.Response.BodyWriter(), &cacheBodyWriter))
}
} else {
_, err = ctx.Write(cachedResponse.body)
_, err = ctx.Write(cachedResponse.Body)
}
if err != nil {
fmt.Printf("Couldn't write body for \"%s\": %s\n", req.RequestURI(), err)
fmt.Printf("Couldn't write body for \"%s\": %s\n", uri, err)
html.ReturnErrorPage(ctx, fasthttp.StatusInternalServerError)
return true
}
log.Debug().Msg("response")
if res != nil && ctx.Err() == nil {
cachedResponse.exists = true
cachedResponse.mimeType = mimeType
cachedResponse.body = cacheBodyWriter.Bytes()
_ = fileResponseCache.Set(uri+"?timestamp="+strconv.FormatInt(o.BranchTimestamp.Unix(), 10), cachedResponse, fileCacheTimeout)
cachedResponse.Exists = true
cachedResponse.MimeType = mimeType
cachedResponse.Body = cacheBodyWriter.Bytes()
_ = fileResponseCache.Set(uri+"?timestamp="+o.timestamp(), cachedResponse, fileCacheTimeout)
}
return true