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Propagate ETag from gitea (#93)

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close #15

Co-authored-by: 6543 <6543@obermui.de>
Reviewed-on: https://codeberg.org/Codeberg/pages-server/pulls/93
This commit is contained in:
6543 2022-06-14 18:23:34 +02:00
parent cc32bab31f
commit 4c6164ef05
4 changed files with 20 additions and 8 deletions
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18
integration/get_test.go
View file

@ -23,7 +23,7 @@ func TestGetRedirect(t *testing.T) {
if !assert.EqualValues(t, http.StatusTemporaryRedirect, resp.StatusCode) {
t.FailNow()
}
assert.EqualValues(t, "https://www.cabr2.de/", resp.Header["Location"][0])
assert.EqualValues(t, "https://www.cabr2.de/", resp.Header.Get("Location"))
assert.EqualValues(t, 0, getSize(resp.Body))
}
@ -35,9 +35,10 @@ func TestGetContent(t *testing.T) {
if !assert.EqualValues(t, http.StatusOK, resp.StatusCode) {
t.FailNow()
}
assert.EqualValues(t, "image/jpeg", resp.Header["Content-Type"][0])
assert.EqualValues(t, "124635", resp.Header["Content-Length"][0])
assert.EqualValues(t, "image/jpeg", resp.Header.Get("Content-Type"))
assert.EqualValues(t, "124635", resp.Header.Get("Content-Length"))
assert.EqualValues(t, 124635, getSize(resp.Body))
assert.Len(t, resp.Header.Get("ETag"), 42)
// specify branch
resp, err = getTestHTTPSClient().Get("https://momar.localhost.mock.directory:4430/pag/@master/")
@ -45,8 +46,9 @@ func TestGetContent(t *testing.T) {
if !assert.EqualValues(t, http.StatusOK, resp.StatusCode) {
t.FailNow()
}
assert.EqualValues(t, "text/html; charset=utf-8", resp.Header["Content-Type"][0])
assert.EqualValues(t, "text/html; charset=utf-8", resp.Header.Get("Content-Type"))
assert.True(t, getSize(resp.Body) > 1000)
assert.Len(t, resp.Header.Get("ETag"), 42)
}
func TestCustomDomain(t *testing.T) {
@ -56,8 +58,8 @@ func TestCustomDomain(t *testing.T) {
if !assert.EqualValues(t, http.StatusOK, resp.StatusCode) {
t.FailNow()
}
assert.EqualValues(t, "text/markdown; charset=utf-8", resp.Header["Content-Type"][0])
assert.EqualValues(t, "106", resp.Header["Content-Length"][0])
assert.EqualValues(t, "text/markdown; charset=utf-8", resp.Header.Get("Content-Type"))
assert.EqualValues(t, "106", resp.Header.Get("Content-Length"))
assert.EqualValues(t, 106, getSize(resp.Body))
}
@ -69,8 +71,8 @@ func TestGetNotFound(t *testing.T) {
if !assert.EqualValues(t, http.StatusNotFound, resp.StatusCode) {
t.FailNow()
}
assert.EqualValues(t, "text/html; charset=utf-8", resp.Header["Content-Type"][0])
assert.EqualValues(t, "37", resp.Header["Content-Length"][0])
assert.EqualValues(t, "text/html; charset=utf-8", resp.Header.Get("Content-Type"))
assert.EqualValues(t, "37", resp.Header.Get("Content-Length"))
assert.EqualValues(t, 37, getSize(resp.Body))
}

1
server/gitea/client.go
View file

@ -25,6 +25,7 @@ type Client struct {
type FileResponse struct {
Exists bool
ETag []byte
MimeType string
Body []byte
}

1
server/upstream/const.go
View file

@ -12,6 +12,7 @@ var branchExistenceCacheTimeout = 5 * time.Minute
// fileCacheTimeout specifies the timeout for the file content cache - you might want to make this quite long, depending
// on your available memory.
// TODO: move as option into cache interface
var fileCacheTimeout = 5 * time.Minute
// fileCacheSizeLimit limits the maximum file size that will be cached, and is set to 1 MB by default.

8
server/upstream/upstream.go
View file

@ -161,6 +161,14 @@ func (o *Options) Upstream(ctx *fasthttp.RequestCtx, giteaClient *gitea.Client,
mimeType := o.getMimeTypeByExtension()
ctx.Response.Header.SetContentType(mimeType)
// Set ETag
if cachedResponse.Exists {
ctx.Response.Header.SetBytesV(fasthttp.HeaderETag, cachedResponse.ETag)
} else if res != nil {
cachedResponse.ETag = res.Header.Peek(fasthttp.HeaderETag)
ctx.Response.Header.SetBytesV(fasthttp.HeaderETag, cachedResponse.ETag)
}
if ctx.Response.StatusCode() != fasthttp.StatusNotFound {
// Everything's okay so far
ctx.Response.SetStatusCode(fasthttp.StatusOK)