pages-server/server/upstream/domains.go

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package upstream
import (
"strings"
"github.com/valyala/fasthttp"
"codeberg.org/codeberg/pages/server/cache"
)
// CheckCanonicalDomain returns the canonical domain specified in the repo (using the file `.canonical-domain`).
func CheckCanonicalDomain(targetOwner, targetRepo, targetBranch, actualDomain, mainDomainSuffix, giteaRoot, giteaApiToken string, canonicalDomainCache cache.SetGetKey) (canonicalDomain string, valid bool) {
domains := []string{}
if cachedValue, ok := canonicalDomainCache.Get(targetOwner + "/" + targetRepo + "/" + targetBranch); ok {
domains = cachedValue.([]string)
for _, domain := range domains {
if domain == actualDomain {
valid = true
break
}
}
} else {
req := fasthttp.AcquireRequest()
req.SetRequestURI(giteaRoot + "/api/v1/repos/" + targetOwner + "/" + targetRepo + "/raw/" + targetBranch + "/.domains" + "?access_token=" + giteaApiToken)
res := fasthttp.AcquireResponse()
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err := client.Do(req, res)
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if err == nil && res.StatusCode() == fasthttp.StatusOK {
for _, domain := range strings.Split(string(res.Body()), "\n") {
domain = strings.ToLower(domain)
domain = strings.TrimSpace(domain)
domain = strings.TrimPrefix(domain, "http://")
domain = strings.TrimPrefix(domain, "https://")
if len(domain) > 0 && !strings.HasPrefix(domain, "#") && !strings.ContainsAny(domain, "\t /") && strings.ContainsRune(domain, '.') {
domains = append(domains, domain)
}
if domain == actualDomain {
valid = true
}
}
}
domains = append(domains, targetOwner+mainDomainSuffix)
if domains[len(domains)-1] == actualDomain {
valid = true
}
if targetRepo != "" && targetRepo != "pages" {
domains[len(domains)-1] += "/" + targetRepo
}
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_ = canonicalDomainCache.Set(targetOwner+"/"+targetRepo+"/"+targetBranch, domains, canonicalDomainCacheTimeout)
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}
canonicalDomain = domains[0]
return
}