112 lines
3.1 KiB
Go
112 lines
3.1 KiB
Go
// Copyright 2018 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package setting
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import (
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"errors"
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"net/http"
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"code.gitea.io/gitea/models/login"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/web"
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"code.gitea.io/gitea/services/forms"
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"github.com/tstranex/u2f"
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)
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// U2FRegister initializes the u2f registration procedure
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func U2FRegister(ctx *context.Context) {
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form := web.GetForm(ctx).(*forms.U2FRegistrationForm)
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if form.Name == "" {
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ctx.Error(http.StatusConflict)
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return
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}
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challenge, err := u2f.NewChallenge(setting.U2F.AppID, setting.U2F.TrustedFacets)
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if err != nil {
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ctx.ServerError("NewChallenge", err)
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return
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}
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if err := ctx.Session.Set("u2fChallenge", challenge); err != nil {
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ctx.ServerError("Unable to set session key for u2fChallenge", err)
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return
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}
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regs, err := login.GetU2FRegistrationsByUID(ctx.User.ID)
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if err != nil {
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ctx.ServerError("GetU2FRegistrationsByUID", err)
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return
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}
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for _, reg := range regs {
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if reg.Name == form.Name {
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ctx.Error(http.StatusConflict, "Name already taken")
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return
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}
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}
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if err := ctx.Session.Set("u2fName", form.Name); err != nil {
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ctx.ServerError("Unable to set session key for u2fName", err)
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return
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}
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// Here we're just going to try to release the session early
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if err := ctx.Session.Release(); err != nil {
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// we'll tolerate errors here as they *should* get saved elsewhere
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log.Error("Unable to save changes to the session: %v", err)
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}
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ctx.JSON(http.StatusOK, u2f.NewWebRegisterRequest(challenge, regs.ToRegistrations()))
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}
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// U2FRegisterPost receives the response of the security key
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func U2FRegisterPost(ctx *context.Context) {
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response := web.GetForm(ctx).(*u2f.RegisterResponse)
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challSess := ctx.Session.Get("u2fChallenge")
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u2fName := ctx.Session.Get("u2fName")
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if challSess == nil || u2fName == nil {
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ctx.ServerError("U2FRegisterPost", errors.New("not in U2F session"))
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return
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}
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challenge := challSess.(*u2f.Challenge)
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name := u2fName.(string)
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config := &u2f.Config{
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// Chrome 66+ doesn't return the device's attestation
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// certificate by default.
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SkipAttestationVerify: true,
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}
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reg, err := u2f.Register(*response, *challenge, config)
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if err != nil {
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ctx.ServerError("u2f.Register", err)
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return
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}
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if _, err = login.CreateRegistration(ctx.User.ID, name, reg); err != nil {
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ctx.ServerError("u2f.Register", err)
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return
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}
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ctx.Status(200)
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}
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// U2FDelete deletes an security key by id
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func U2FDelete(ctx *context.Context) {
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form := web.GetForm(ctx).(*forms.U2FDeleteForm)
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reg, err := login.GetU2FRegistrationByID(form.ID)
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if err != nil {
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if login.IsErrU2FRegistrationNotExist(err) {
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ctx.Status(200)
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return
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}
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ctx.ServerError("GetU2FRegistrationByID", err)
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return
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}
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if reg.UserID != ctx.User.ID {
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ctx.Status(401)
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return
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}
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if err := login.DeleteRegistration(reg); err != nil {
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ctx.ServerError("DeleteRegistration", err)
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return
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}
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ctx.JSON(http.StatusOK, map[string]interface{}{
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"redirect": setting.AppSubURL + "/user/settings/security",
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})
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}
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