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make mem cache an interface and inject

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6543 2021-12-03 04:32:30 +01:00
parent 0bc38b668f
commit f35c4d0f66
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3 changed files with 23 additions and 18 deletions
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7
cmd/main.go
View file

@ -95,15 +95,16 @@ func Serve(ctx *cli.Context) error {
defer keyDatabase.Sync() // database has no close ... sync behave like it
keyCache := cache.NewKeyValueCache()
listener = tls.NewListener(listener, server.TLSConfig(mainDomainSuffix, giteaRoot, giteaAPIToken, dnsProvider, acmeUseRateLimits, keyCache, keyDatabase))
challengeCache := cache.NewKeyValueCache()
listener = tls.NewListener(listener, server.TLSConfig(mainDomainSuffix, giteaRoot, giteaAPIToken, dnsProvider, acmeUseRateLimits, keyCache, challengeCache, keyDatabase))
server.SetupCertificates(mainDomainSuffix, acmeAPI, acmeMail, acmeEabHmac, acmeEabKID, dnsProvider, acmeUseRateLimits, acmeAcceptTerms, enableHTTPServer, keyDatabase)
server.SetupCertificates(mainDomainSuffix, acmeAPI, acmeMail, acmeEabHmac, acmeEabKID, dnsProvider, acmeUseRateLimits, acmeAcceptTerms, enableHTTPServer, challengeCache, keyDatabase)
if enableHTTPServer {
go (func() {
challengePath := []byte("/.well-known/acme-challenge/")
err := fasthttp.ListenAndServe("[::]:80", func(ctx *fasthttp.RequestCtx) {
if bytes.HasPrefix(ctx.Path(), challengePath) {
challenge, ok := server.ChallengeCache.Get(string(utils.TrimHostPort(ctx.Host())) + "/" + string(bytes.TrimPrefix(ctx.Path(), challengePath)))
challenge, ok := challengeCache.Get(string(utils.TrimHostPort(ctx.Host())) + "/" + string(bytes.TrimPrefix(ctx.Path(), challengePath)))
if !ok || challenge == nil {
ctx.SetStatusCode(http.StatusNotFound)
ctx.SetBodyString("no challenge for this token")

1
server/cache/interface.go vendored
View file

@ -5,4 +5,5 @@ import "time"
type SetGetKey interface {
Set(key string, value interface{}, ttl time.Duration) error
Get(key string) (interface{}, bool)
Remove(key string)
}

33
server/certificates.go
View file

@ -23,7 +23,6 @@ import (
"sync"
"time"
"github.com/OrlovEvgeny/go-mcache"
"github.com/reugn/equalizer"
"github.com/go-acme/lego/v4/certcrypto"
@ -39,7 +38,7 @@ import (
)
// TLSConfig returns the configuration for generating, serving and cleaning up Let's Encrypt certificates.
func TLSConfig(mainDomainSuffix []byte, giteaRoot, giteaApiToken, dnsProvider string, acmeUseRateLimits bool, keyCache cache.SetGetKey, keyDatabase database.KeyDB) *tls.Config {
func TLSConfig(mainDomainSuffix []byte, giteaRoot, giteaApiToken, dnsProvider string, acmeUseRateLimits bool, keyCache, challengeCache cache.SetGetKey, keyDatabase database.KeyDB) *tls.Config {
return &tls.Config{
// check DNS name & get certificate from Let's Encrypt
GetCertificate: func(info *tls.ClientHelloInfo) (*tls.Certificate, error) {
@ -52,7 +51,7 @@ func TLSConfig(mainDomainSuffix []byte, giteaRoot, giteaApiToken, dnsProvider st
if info.SupportedProtos != nil {
for _, proto := range info.SupportedProtos {
if proto == tlsalpn01.ACMETLS1Protocol {
challenge, ok := ChallengeCache.Get(sni)
challenge, ok := challengeCache.Get(sni)
if !ok {
return nil, errors.New("no challenge for this domain")
}
@ -176,29 +175,33 @@ var acmeClientOrderLimit = equalizer.NewTokenBucket(25, 15*time.Minute)
// rate limit is 20 / second, we want 5 / second (especially as one cert takes at least two requests)
var acmeClientRequestLimit = equalizer.NewTokenBucket(5, 1*time.Second)
var ChallengeCache = mcache.New()
type AcmeTLSChallengeProvider struct{}
type AcmeTLSChallengeProvider struct {
challengeCache cache.SetGetKey
}
// make sure AcmeTLSChallengeProvider match Provider interface
var _ challenge.Provider = AcmeTLSChallengeProvider{}
func (a AcmeTLSChallengeProvider) Present(domain, _, keyAuth string) error {
return ChallengeCache.Set(domain, keyAuth, 1*time.Hour)
return a.challengeCache.Set(domain, keyAuth, 1*time.Hour)
}
func (a AcmeTLSChallengeProvider) CleanUp(domain, _, _ string) error {
ChallengeCache.Remove(domain)
a.challengeCache.Remove(domain)
return nil
}
type AcmeHTTPChallengeProvider struct{}
type AcmeHTTPChallengeProvider struct {
challengeCache cache.SetGetKey
}
// make sure AcmeHTTPChallengeProvider match Provider interface
var _ challenge.Provider = AcmeHTTPChallengeProvider{}
func (a AcmeHTTPChallengeProvider) Present(domain, token, keyAuth string) error {
return ChallengeCache.Set(domain+"/"+token, keyAuth, 1*time.Hour)
return a.challengeCache.Set(domain+"/"+token, keyAuth, 1*time.Hour)
}
func (a AcmeHTTPChallengeProvider) CleanUp(domain, token, _ string) error {
ChallengeCache.Remove(domain + "/" + token)
a.challengeCache.Remove(domain + "/" + token)
return nil
}
@ -392,7 +395,7 @@ func mockCert(domain, msg, mainDomainSuffix string, keyDatabase database.KeyDB)
return tlsCertificate
}
func SetupCertificates(mainDomainSuffix []byte, acmeAPI, acmeMail, acmeEabHmac, acmeEabKID, dnsProvider string, acmeUseRateLimits, acmeAcceptTerms, enableHTTPServer bool, keyDatabase database.KeyDB) {
func SetupCertificates(mainDomainSuffix []byte, acmeAPI, acmeMail, acmeEabHmac, acmeEabKID, dnsProvider string, acmeUseRateLimits, acmeAcceptTerms, enableHTTPServer bool, challengeCache cache.SetGetKey, keyDatabase database.KeyDB) {
// getting main cert before ACME account so that we can panic here on database failure without hitting rate limits
mainCertBytes, err := keyDatabase.Get(mainDomainSuffix)
if err != nil {
@ -475,12 +478,12 @@ func SetupCertificates(mainDomainSuffix []byte, acmeAPI, acmeMail, acmeEabHmac,
if err != nil {
log.Printf("[ERROR] Can't create ACME client, continuing with mock certs only: %s", err)
} else {
err = acmeClient.Challenge.SetTLSALPN01Provider(AcmeTLSChallengeProvider{})
err = acmeClient.Challenge.SetTLSALPN01Provider(AcmeTLSChallengeProvider{challengeCache})
if err != nil {
log.Printf("[ERROR] Can't create TLS-ALPN-01 provider: %s", err)
}
if enableHTTPServer {
err = acmeClient.Challenge.SetHTTP01Provider(AcmeHTTPChallengeProvider{})
err = acmeClient.Challenge.SetHTTP01Provider(AcmeHTTPChallengeProvider{challengeCache})
if err != nil {
log.Printf("[ERROR] Can't create HTTP-01 provider: %s", err)
}
@ -493,7 +496,7 @@ func SetupCertificates(mainDomainSuffix []byte, acmeAPI, acmeMail, acmeEabHmac,
} else {
if dnsProvider == "" {
// using mock server, don't use wildcard certs
err := mainDomainAcmeClient.Challenge.SetTLSALPN01Provider(AcmeTLSChallengeProvider{})
err := mainDomainAcmeClient.Challenge.SetTLSALPN01Provider(AcmeTLSChallengeProvider{challengeCache})
if err != nil {
log.Printf("[ERROR] Can't create TLS-ALPN-01 provider: %s", err)
}