zitadel-oidc/pkg/op/op.go
Livio Amstutz 80eeee2de2 backup
2019-11-28 12:14:14 +01:00

72 lines
2.1 KiB
Go

package op
import (
"context"
"errors"
"net/http"
"net/url"
"strings"
"github.com/gorilla/mux"
"github.com/caos/oidc/pkg/oidc"
"github.com/caos/utils/logging"
)
type OpenIDProvider interface {
Configuration
// Storage() Storage
HandleDiscovery(w http.ResponseWriter, r *http.Request)
HandleAuthorize(w http.ResponseWriter, r *http.Request)
HandleAuthorizeCallback(w http.ResponseWriter, r *http.Request)
HandleExchange(w http.ResponseWriter, r *http.Request)
HandleUserinfo(w http.ResponseWriter, r *http.Request)
// Storage() Storage
HttpHandler() *http.Server
}
func ValidateIssuer(issuer string) error {
if issuer == "" {
return errors.New("missing issuer")
}
u, err := url.Parse(issuer)
if err != nil {
return errors.New("invalid url for issuer")
}
if u.Host == "" {
return errors.New("host for issuer missing")
}
if u.Scheme != "https" {
if !(u.Scheme == "http" && (u.Host == "localhost" || u.Host == "127.0.0.1" || u.Host == "::1" || strings.HasPrefix(u.Host, "localhost:"))) { //TODO: ?
return errors.New("scheme for issuer must be `https`")
}
}
if u.Fragment != "" || len(u.Query()) > 0 {
return errors.New("no fragments or query allowed for issuer")
}
return nil
}
func CreateRouter(o OpenIDProvider) *mux.Router {
router := mux.NewRouter()
router.HandleFunc(oidc.DiscoveryEndpoint, o.HandleDiscovery)
router.HandleFunc(o.AuthorizationEndpoint().Relative(), o.HandleAuthorize)
router.HandleFunc(o.AuthorizationEndpoint().Relative()+"/{id}", o.HandleAuthorizeCallback)
router.HandleFunc(o.TokenEndpoint().Relative(), o.HandleExchange)
router.HandleFunc(o.UserinfoEndpoint().Relative(), o.HandleUserinfo)
return router
}
func Start(ctx context.Context, o OpenIDProvider) {
go func() {
<-ctx.Done()
err := o.HttpHandler().Shutdown(ctx)
logging.Log("SERVE-REqwpM").OnError(err).Error("graceful shutdown of oidc server failed")
}()
go func() {
err := o.HttpHandler().ListenAndServe()
logging.Log("SERVE-4YNIwG").OnError(err).Panic("oidc server serve failed")
}()
logging.LogWithFields("SERVE-koAFMs", "port", o.Port()).Info("oidc server is listening")
}