pages-server/server/upstream/domains.go

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package upstream
import (
"strings"
"time"
"github.com/rs/zerolog/log"
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"codeberg.org/codeberg/pages/server/cache"
"codeberg.org/codeberg/pages/server/gitea"
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)
// canonicalDomainCacheTimeout specifies the timeout for the canonical domain cache.
var canonicalDomainCacheTimeout = 15 * time.Minute
const canonicalDomainConfig = ".domains"
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// CheckCanonicalDomain returns the canonical domain specified in the repo (using the `.domains` file).
func (o *Options) CheckCanonicalDomain(giteaClient *gitea.Client, actualDomain, mainDomainSuffix string, canonicalDomainCache cache.SetGetKey) (string, bool) {
var (
domains []string
valid bool
)
if cachedValue, ok := canonicalDomainCache.Get(o.TargetOwner + "/" + o.TargetRepo + "/" + o.TargetBranch); ok {
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domains = cachedValue.([]string)
for _, domain := range domains {
if domain == actualDomain {
valid = true
break
}
}
} else {
body, err := giteaClient.GiteaRawContent(o.TargetOwner, o.TargetRepo, o.TargetBranch, canonicalDomainConfig)
if err == nil {
for _, domain := range strings.Split(string(body), "\n") {
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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
}
}
} else {
log.Info().Err(err).Msgf("could not read %s of %s/%s", canonicalDomainConfig, o.TargetOwner, o.TargetRepo)
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}
domains = append(domains, o.TargetOwner+mainDomainSuffix)
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if domains[len(domains)-1] == actualDomain {
valid = true
}
if o.TargetRepo != "" && o.TargetRepo != "pages" {
domains[len(domains)-1] += "/" + o.TargetRepo
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}
_ = canonicalDomainCache.Set(o.TargetOwner+"/"+o.TargetRepo+"/"+o.TargetBranch, domains, canonicalDomainCacheTimeout)
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}
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return domains[0], valid
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}