pages-server/server/try.go

50 lines
1.6 KiB
Go

package server
import (
"net/http"
"strings"
"codeberg.org/codeberg/pages/html"
"codeberg.org/codeberg/pages/server/cache"
"codeberg.org/codeberg/pages/server/context"
"codeberg.org/codeberg/pages/server/gitea"
"codeberg.org/codeberg/pages/server/upstream"
)
// tryUpstream forwards the target request to the Gitea API, and shows an error page on failure.
func tryUpstream(ctx *context.Context, giteaClient *gitea.Client,
mainDomainSuffix, trimmedHost string,
targetOptions *upstream.Options,
targetOwner, targetRepo, targetBranch, targetPath string,
canonicalDomainCache cache.SetGetKey,
) {
// check if a canonical domain exists on a request on MainDomain
if strings.HasSuffix(trimmedHost, mainDomainSuffix) {
canonicalDomain, _ := upstream.CheckCanonicalDomain(giteaClient, targetOwner, targetRepo, targetBranch, "", string(mainDomainSuffix), canonicalDomainCache)
if !strings.HasSuffix(strings.SplitN(canonicalDomain, "/", 2)[0], string(mainDomainSuffix)) {
canonicalPath := ctx.Req.RequestURI
if targetRepo != "pages" {
path := strings.SplitN(canonicalPath, "/", 3)
if len(path) >= 3 {
canonicalPath = "/" + path[2]
}
}
ctx.Redirect("https://"+canonicalDomain+canonicalPath, http.StatusTemporaryRedirect)
return
}
}
targetOptions.TargetOwner = targetOwner
targetOptions.TargetRepo = targetRepo
targetOptions.TargetBranch = targetBranch
targetOptions.TargetPath = targetPath
targetOptions.Host = string(trimmedHost)
// Try to request the file from the Gitea API
if !targetOptions.Upstream(ctx, giteaClient) {
html.ReturnErrorPage(ctx, "", ctx.StatusCode)
}
}