fix: gob unregistered type url

handlers.go

@@ -5,7 +5,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"net/http"
-	"net/url"
 
 	"github.com/coreos/go-oidc/v3/oidc"
 	"github.com/gorilla/mux"
@@ -63,6 +62,7 @@ func indexHandler(res http.ResponseWriter, req *http.Request) {
 		tpl.Claims.Email = filterText(tpl.Claims.Email, options.Filters)
 		tpl.Claims.Name = filterText(tpl.Claims.Name, options.Filters)
 		tpl.RawToken = rawTokens[tpl.Claims.JWTIdentifier]
+		tpl.AuthorizeCodeURL = acURLs[tpl.Claims.JWTIdentifier].String()
 	}
 
 	res.Header().Add("Content-Type", "text/html")
@@ -135,12 +135,6 @@ func protectedHandler(basic bool) http.HandlerFunc {
 			tpl.Vars.ProtectedSecret = fmt.Sprintf("%x", hash.Sum(nil))
 		}
 
-		if val, ok := session.Values["ac_url"]; ok {
-			if acurl, ok := val.(*url.URL); ok {
-				tpl.AuthorizeCodeURL = acurl.String()
-			}
-		}
-
 		res.Header().Add("Content-Type", "text/html")
 
 		if err = protectedTpl.Execute(res, tpl); err != nil {
@@ -234,8 +228,8 @@ func oauthCallbackHandler(res http.ResponseWriter, req *http.Request) {
 
 	session.Values["claims"] = claims
 	session.Values["logged"] = true
-	session.Values["ac_url"] = req.URL
 	rawTokens[claims.JWTIdentifier] = idTokenRaw
+	acURLs[claims.JWTIdentifier] = req.URL
 
 	if err = session.Save(req, res); err != nil {
 		writeErr(res, err, "unable to save session", http.StatusInternalServerError)

main.go

@@ -27,7 +27,10 @@ var store = sessions.NewCookieStore([]byte("secret-key"))
 
 var oauth2Config oauth2.Config
 
-var rawTokens = make(map[string]string)
+var (
+	rawTokens = make(map[string]string)
+	acURLs    = make(map[string]*url.URL)
+)
 
 func main() {
 	log.Logger = zerolog.New(zerolog.ConsoleWriter{Out: os.Stdout}).With().Timestamp().Logger().Level(zerolog.DebugLevel)

templates.go

@@ -23,19 +23,19 @@ var (
 type indexTplData struct {
 	Title, Description, RawToken string
 
-	Error    string
-	LoggedIn bool
-	Claims   Claims
-	Groups   []string
+	Error            string
+	LoggedIn         bool
+	Claims           Claims
+	Groups           []string
+	AuthorizeCodeURL string
 }
 
 type protectedTplData struct {
 	Title, Description string
 	Vars               struct {
 		Type, Value, ProtectedSecret string
 	}
-	Claims           Claims
-	AuthorizeCodeURL string
+	Claims Claims
 }
 
 type errorTplData struct {

templates/index.tpl

@@ -42,6 +42,7 @@
         <p>Groups: <span id="claim-groups">{{ stringsJoin .Groups ", " }}</span></p>
         <p>Name: <span id="claim-name">{{ .Claims.Name }}</span></p>
         <p>Raw: <span id="raw">{{ .RawToken }}</span></p>
+        <p>Authorize Code URL: <span id="auth-code-url">{{ .AuthorizeCodeURL }}</span></p>
         {{- else }}
         <p>Not logged yet...</p> <a id="login-link" href="/login">Log in</a>
         {{- end }}

templates/protected.tpl

@@ -45,7 +45,6 @@
         {{- else }}
         <p id="message">This is the protected invalid endpoint</p>
         {{- end }}
-        <p id="auth-code-url">{{ .AuthorizeCodeURL }}</p>
     </div>
 </body>
 </html>