func callbackHandler(w http.ResponseWriter, r *http.Request) {
fullUrl := "http://localhost:8080" + r.URL.String()
log.Print(fullUrl)
id, err := openid.Verify(
fullUrl,
discoveryCache, nonceStore)
if err == nil {
p := make(map[string]string)
log.Println(id)
p["user"] = id["user"]
if t, err := template.ParseFiles(dataDir + "index.html"); err == nil {
t.Execute(w, p)
} else {
log.Println("WTF")
log.Print(err)
}
} else {
log.Println("WTF2")
log.Print(err)
}
}
func (oid *OpenID) Callback(w http.ResponseWriter, r *http.Request) {
// verify the response
fullURL := fmt.Sprintf("https://%v%v", oid.responseHost(r), r.URL.String())
_, err := openid.Verify(fullURL, oid.discoveryCache, oid.nonceStore)
if err != nil {
oid.respError(w, "Unauthorized", http.StatusUnauthorized,
fmt.Errorf("OpenID verification failed: %v", err))
return
}
// verified then find the original stored url and redirect the use back to their original request
values, err := url.ParseQuery(r.URL.RawQuery)
if err != nil {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("Failed to parse URL query string: %v", r.URL))
return
}
returnTo := values.Get("openid.return_to")
if returnTo == "" {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("openid.return_to not set in callback: %v", values))
return
}
cbuuid := values.Get("cbuuid")
if cbuuid == "" {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("cbuuid not set in callback: %v", values))
return
}
originalUrl, ok := oid.urlStore[cbuuid]
if !ok {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("cbuuid %v not found in local store", cbuuid))
return
}
// We're done with the callback, remove it.
// TODO: we should use an expiring kv store for these to prevent DoS.
delete(oid.urlStore, cbuuid)
_, ok = values["openid.sreg.email"]
if !ok {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("openid.sreq.email missing from OpenID response"))
return
}
session, err := oid.sessionStore.Get(r, oid.realm)
if err != nil {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("Failed to get session: %v", err))
return
}
session.Options = &sessions.Options{
Path: "/",
MaxAge: 86400 * 7, // One week
Secure: true, // Enforce https, same-origin policy
HttpOnly: true, // http://blog.codinghorror.com/protecting-your-cookies-httponly/
}
for k, v := range values {
session.Values[k] = v
}
err = sessions.Save(r, w)
if err != nil {
oid.respError(w, "Server error", http.StatusInternalServerError,
fmt.Errorf("Failed to save session: %v", err))
return
}
http.Redirect(w, r, originalUrl, http.StatusSeeOther)
}