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forgejo/routers/web/user/setting/security/webauthn.go
zeripath 036fb7861f
Clean up WebAuthn javascript code and remove JQuery code (#22697)
There were several issues with the WebAuthn registration and testing
code and the style
was very old javascript with jquery callbacks.

This PR uses async and fetch to replace the JQuery code.

Ref #22651

Signed-off-by: Andrew Thornton <art27@cantab.net>

---------

Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: delvh <dev.lh@web.de>
Co-authored-by: silverwind <me@silverwind.io>
2023-06-06 13:29:37 +08:00

122 lines
3.5 KiB
Go

// Copyright 2018 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package security
import (
"errors"
"net/http"
"strconv"
"time"
"code.gitea.io/gitea/models/auth"
wa "code.gitea.io/gitea/modules/auth/webauthn"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/web"
"code.gitea.io/gitea/services/forms"
"github.com/go-webauthn/webauthn/protocol"
"github.com/go-webauthn/webauthn/webauthn"
)
// WebAuthnRegister initializes the webauthn registration procedure
func WebAuthnRegister(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.WebauthnRegistrationForm)
if form.Name == "" {
// Set name to the hexadecimal of the current time
form.Name = strconv.FormatInt(time.Now().UnixNano(), 16)
}
cred, err := auth.GetWebAuthnCredentialByName(ctx.Doer.ID, form.Name)
if err != nil && !auth.IsErrWebAuthnCredentialNotExist(err) {
ctx.ServerError("GetWebAuthnCredentialsByUID", err)
return
}
if cred != nil {
ctx.Error(http.StatusConflict, "Name already taken")
return
}
_ = ctx.Session.Delete("webauthnRegistration")
if err := ctx.Session.Set("webauthnName", form.Name); err != nil {
ctx.ServerError("Unable to set session key for webauthnName", err)
return
}
credentialOptions, sessionData, err := wa.WebAuthn.BeginRegistration((*wa.User)(ctx.Doer))
if err != nil {
ctx.ServerError("Unable to BeginRegistration", err)
return
}
// Save the session data as marshaled JSON
if err = ctx.Session.Set("webauthnRegistration", sessionData); err != nil {
ctx.ServerError("Unable to set session", err)
return
}
ctx.JSON(http.StatusOK, credentialOptions)
}
// WebauthnRegisterPost receives the response of the security key
func WebauthnRegisterPost(ctx *context.Context) {
name, ok := ctx.Session.Get("webauthnName").(string)
if !ok || name == "" {
ctx.ServerError("Get webauthnName", errors.New("no webauthnName"))
return
}
// Load the session data
sessionData, ok := ctx.Session.Get("webauthnRegistration").(*webauthn.SessionData)
if !ok || sessionData == nil {
ctx.ServerError("Get registration", errors.New("no registration"))
return
}
defer func() {
_ = ctx.Session.Delete("webauthnRegistration")
}()
// Verify that the challenge succeeded
cred, err := wa.WebAuthn.FinishRegistration((*wa.User)(ctx.Doer), *sessionData, ctx.Req)
if err != nil {
if pErr, ok := err.(*protocol.Error); ok {
log.Error("Unable to finish registration due to error: %v\nDevInfo: %s", pErr, pErr.DevInfo)
}
ctx.ServerError("CreateCredential", err)
return
}
dbCred, err := auth.GetWebAuthnCredentialByName(ctx.Doer.ID, name)
if err != nil && !auth.IsErrWebAuthnCredentialNotExist(err) {
ctx.ServerError("GetWebAuthnCredentialsByUID", err)
return
}
if dbCred != nil {
ctx.Error(http.StatusConflict, "Name already taken")
return
}
// Create the credential
_, err = auth.CreateCredential(ctx.Doer.ID, name, cred)
if err != nil {
ctx.ServerError("CreateCredential", err)
return
}
_ = ctx.Session.Delete("webauthnName")
ctx.JSON(http.StatusCreated, cred)
}
// WebauthnDelete deletes an security key by id
func WebauthnDelete(ctx *context.Context) {
form := web.GetForm(ctx).(*forms.WebauthnDeleteForm)
if _, err := auth.DeleteCredential(form.ID, ctx.Doer.ID); err != nil {
ctx.ServerError("GetWebAuthnCredentialByID", err)
return
}
ctx.JSON(http.StatusOK, map[string]interface{}{
"redirect": setting.AppSubURL + "/user/settings/security",
})
}