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Fix a race for socket in HTTP-01

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This commit is contained in:
xenolf 2016-01-11 22:04:04 +01:00
parent 4a71f77815
commit 33216d7563
1 changed files with 15 additions and 4 deletions
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19
acme/http_challenge.go
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@ -12,12 +12,15 @@ type httpChallenge struct {
validate validateFunc
iface string
port string
done chan bool
}
func (s *httpChallenge) Solve(chlng challenge, domain string) error {
logf("[INFO][%s] acme: Trying to solve HTTP-01", domain)
s.done = make(chan bool)
// Generate the Key Authorization for the challenge
keyAuth, err := getKeyAuthorization(chlng.Token, &s.jws.privKey.PublicKey)
if err != nil {
@ -39,10 +42,19 @@ func (s *httpChallenge) Solve(chlng challenge, domain string) error {
if err != nil {
return fmt.Errorf("Could not start HTTP server for challenge -> %v", err)
}
defer listener.Close()
path := "/.well-known/acme-challenge/" + chlng.Token
go s.serve(listener, path, keyAuth, domain)
err = s.validate(s.jws, domain, chlng.URI, challenge{Resource: "challenge", Type: chlng.Type, Token: chlng.Token, KeyAuthorization: keyAuth})
listener.Close()
<-s.done
return err
}
func (s *httpChallenge) serve(listener net.Listener, path, keyAuth, domain string) {
// The handler validates the HOST header and request type.
// For validation it then writes the token the server returned with the challenge
mux := http.NewServeMux()
@ -57,7 +69,6 @@ func (s *httpChallenge) Solve(chlng challenge, domain string) error {
}
})
go http.Serve(listener, mux)
return s.validate(s.jws, domain, chlng.URI, challenge{Resource: "challenge", Type: chlng.Type, Token: chlng.Token, KeyAuthorization: keyAuth})
http.Serve(listener, mux)
s.done <- true
}