Add Recaptcha functionality to Gitea (#4044)

This commit is contained in:
Fluf 2018-07-05 00:13:05 -04:00 committed by techknowlogick
parent 54fedd4070
commit f035dcd4f2
13 changed files with 163 additions and 15 deletions

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@ -301,7 +301,13 @@ ENABLE_NOTIFY_MAIL = false
ENABLE_REVERSE_PROXY_AUTHENTICATION = false
ENABLE_REVERSE_PROXY_AUTO_REGISTRATION = false
; Enable captcha validation for registration
ENABLE_CAPTCHA = true
ENABLE_CAPTCHA = false
; Type of captcha you want to use. Options: image, recaptcha
CAPTCHA_TYPE = image
; Enable recaptcha to use Google's recaptcha service
; Go to https://www.google.com/recaptcha/admin to sign up for a key
RECAPTCHA_SECRET =
RECAPTCHA_SITEKEY =
; Default value for KeepEmailPrivate
; Each new user will get the value of this setting copied into their profile
DEFAULT_KEEP_EMAIL_PRIVATE = false

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@ -177,7 +177,10 @@ Values containing `#` or `;` must be quoted using `` ` `` or `"""`.
- `ENABLE_REVERSE_PROXY_AUTHENTICATION`: **false**: Enable this to allow reverse proxy authentication.
- `ENABLE_REVERSE_PROXY_AUTO_REGISTRATION`: **false**: Enable this to allow auto-registration
for reverse authentication.
- `ENABLE_CAPTCHA`: **true**: Enable this to use captcha validation for registration.
- `ENABLE_CAPTCHA`: **false**: Enable this to use captcha validation for registration.
- `CAPTCHA_TYPE`: **image**: \[image, recaptcha\]
- `RECAPTCHA_SECRET`: **""**: Go to https://www.google.com/recaptcha/admin to get a secret for recaptcha
- `RECAPTCHA_SITEKEY`: **""**: Go to https://www.google.com/recaptcha/admin to get a sitekey for recaptcha
## Webhook (`webhook`)

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@ -76,6 +76,7 @@ type RegisterForm struct {
Email string `binding:"Required;Email;MaxSize(254)"`
Password string `binding:"Required;MaxSize(255)"`
Retype string
GRecaptchaResponse string `form:"g-recaptcha-response"`
}
// Validate valideates the fields

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@ -24,6 +24,7 @@ func (f *SignInOpenIDForm) Validate(ctx *macaron.Context, errs binding.Errors) b
type SignUpOpenIDForm struct {
UserName string `binding:"Required;AlphaDashDot;MaxSize(35)"`
Email string `binding:"Required;Email;MaxSize(254)"`
GRecaptchaResponse string `form:"g-recaptcha-response"`
}
// Validate valideates the fields

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@ -0,0 +1,47 @@
// Copyright 2018 The Gitea Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.
package recaptcha
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"net/url"
"time"
"code.gitea.io/gitea/modules/setting"
)
// Response is the structure of JSON returned from API
type Response struct {
Success bool `json:"success"`
ChallengeTS time.Time `json:"challenge_ts"`
Hostname string `json:"hostname"`
ErrorCodes []string `json:"error-codes"`
}
const apiURL = "https://www.google.com/recaptcha/api/siteverify"
// Verify calls Google Recaptcha API to verify token
func Verify(response string) (bool, error) {
resp, err := http.PostForm(apiURL,
url.Values{"secret": {setting.Service.RecaptchaSecret}, "response": {response}})
if err != nil {
return false, fmt.Errorf("Failed to send CAPTCHA response: %s", err)
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return false, fmt.Errorf("Failed to read CAPTCHA response: %s", err)
}
var jsonResponse Response
err = json.Unmarshal(body, &jsonResponse)
if err != nil {
return false, fmt.Errorf("Failed to parse CAPTCHA response: %s", err)
}
return jsonResponse.Success, nil
}

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@ -75,6 +75,12 @@ const (
RepoCreatingPublic = "public"
)
// enumerates all the types of captchas
const (
ImageCaptcha = "image"
ReCaptcha = "recaptcha"
)
// settings
var (
// AppVer settings
@ -1165,6 +1171,9 @@ var Service struct {
EnableReverseProxyAuth bool
EnableReverseProxyAutoRegister bool
EnableCaptcha bool
CaptchaType string
RecaptchaSecret string
RecaptchaSitekey string
DefaultKeepEmailPrivate bool
DefaultAllowCreateOrganization bool
EnableTimetracking bool
@ -1189,7 +1198,10 @@ func newService() {
Service.RequireSignInView = sec.Key("REQUIRE_SIGNIN_VIEW").MustBool()
Service.EnableReverseProxyAuth = sec.Key("ENABLE_REVERSE_PROXY_AUTHENTICATION").MustBool()
Service.EnableReverseProxyAutoRegister = sec.Key("ENABLE_REVERSE_PROXY_AUTO_REGISTRATION").MustBool()
Service.EnableCaptcha = sec.Key("ENABLE_CAPTCHA").MustBool()
Service.EnableCaptcha = sec.Key("ENABLE_CAPTCHA").MustBool(false)
Service.CaptchaType = sec.Key("CAPTCHA_TYPE").MustString(ImageCaptcha)
Service.RecaptchaSecret = sec.Key("RECAPTCHA_SECRET").MustString("")
Service.RecaptchaSitekey = sec.Key("RECAPTCHA_SITEKEY").MustString("")
Service.DefaultKeepEmailPrivate = sec.Key("DEFAULT_KEEP_EMAIL_PRIVATE").MustBool()
Service.DefaultAllowCreateOrganization = sec.Key("DEFAULT_ALLOW_CREATE_ORGANIZATION").MustBool(true)
Service.EnableTimetracking = sec.Key("ENABLE_TIMETRACKING").MustBool(true)

File diff suppressed because one or more lines are too long

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@ -80,6 +80,23 @@
}
}
}
@media only screen and (min-width: 768px) {
.g-recaptcha {
margin: 0 auto !important;
width: 304px;
padding-left: 30px;
}
}
@media screen and (max-height: 575px){
#rc-imageselect, .g-recaptcha {
transform:scale(0.77);
-webkit-transform:scale(0.77);
transform-origin:0 0;
-webkit-transform-origin:0 0;
}
}
.user.activate,
.user.forgot.password,
.user.reset.password,

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@ -17,6 +17,7 @@ import (
"code.gitea.io/gitea/modules/base"
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/recaptcha"
"code.gitea.io/gitea/modules/setting"
"code.gitea.io/gitea/modules/util"
@ -641,6 +642,8 @@ func LinkAccount(ctx *context.Context) {
ctx.Data["Title"] = ctx.Tr("link_account")
ctx.Data["LinkAccountMode"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["ShowRegistrationButton"] = false
@ -666,6 +669,8 @@ func LinkAccountPostSignIn(ctx *context.Context, signInForm auth.SignInForm) {
ctx.Data["LinkAccountMode"] = true
ctx.Data["LinkAccountModeSignIn"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["ShowRegistrationButton"] = false
@ -732,6 +737,8 @@ func LinkAccountPostRegister(ctx *context.Context, cpt *captcha.Captcha, form au
ctx.Data["LinkAccountMode"] = true
ctx.Data["LinkAccountModeRegister"] = true
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.Data["ShowRegistrationButton"] = false
@ -755,12 +762,21 @@ func LinkAccountPostRegister(ctx *context.Context, cpt *captcha.Captcha, form au
return
}
if setting.Service.EnableCaptcha && !cpt.VerifyReq(ctx.Req) {
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ImageCaptcha && !cpt.VerifyReq(ctx.Req) {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplLinkAccount, &form)
return
}
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ReCaptcha {
valid, _ := recaptcha.Verify(form.GRecaptchaResponse)
if !valid {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplLinkAccount, &form)
return
}
}
if (len(strings.TrimSpace(form.Password)) > 0 || len(strings.TrimSpace(form.Retype)) > 0) && form.Password != form.Retype {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplLinkAccount, &form)
@ -858,6 +874,9 @@ func SignUp(ctx *context.Context) {
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["DisableRegistration"] = setting.Service.DisableRegistration
ctx.HTML(200, tplSignUp)
@ -871,6 +890,9 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
//Permission denied if DisableRegistration or AllowOnlyExternalRegistration options are true
if !setting.Service.ShowRegistrationButton {
ctx.Error(403)
@ -882,12 +904,21 @@ func SignUpPost(ctx *context.Context, cpt *captcha.Captcha, form auth.RegisterFo
return
}
if setting.Service.EnableCaptcha && !cpt.VerifyReq(ctx.Req) {
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ImageCaptcha && !cpt.VerifyReq(ctx.Req) {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUp, &form)
return
}
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ReCaptcha {
valid, _ := recaptcha.Verify(form.GRecaptchaResponse)
if !valid {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUp, &form)
return
}
}
if form.Password != form.Retype {
ctx.Data["Err_Password"] = true
ctx.RenderWithErr(ctx.Tr("form.password_not_match"), tplSignUp, &form)

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@ -15,6 +15,7 @@ import (
"code.gitea.io/gitea/modules/context"
"code.gitea.io/gitea/modules/generate"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/recaptcha"
"code.gitea.io/gitea/modules/setting"
"github.com/go-macaron/captcha"
@ -308,6 +309,8 @@ func RegisterOpenID(ctx *context.Context) {
ctx.Data["PageIsOpenIDRegister"] = true
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["OpenID"] = oid
userName, _ := ctx.Session.Get("openid_determined_username").(string)
if userName != "" {
@ -333,14 +336,26 @@ func RegisterOpenIDPost(ctx *context.Context, cpt *captcha.Captcha, form auth.Si
ctx.Data["PageIsOpenIDRegister"] = true
ctx.Data["EnableOpenIDSignUp"] = setting.Service.EnableOpenIDSignUp
ctx.Data["EnableCaptcha"] = setting.Service.EnableCaptcha
ctx.Data["CaptchaType"] = setting.Service.CaptchaType
ctx.Data["RecaptchaSitekey"] = setting.Service.RecaptchaSitekey
ctx.Data["OpenID"] = oid
if setting.Service.EnableCaptcha && !cpt.VerifyReq(ctx.Req) {
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ImageCaptcha && !cpt.VerifyReq(ctx.Req) {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUpOID, &form)
return
}
if setting.Service.EnableCaptcha && setting.Service.CaptchaType == setting.ReCaptcha {
ctx.Req.ParseForm()
valid, _ := recaptcha.Verify(form.GRecaptchaResponse)
if !valid {
ctx.Data["Err_Captcha"] = true
ctx.RenderWithErr(ctx.Tr("form.captcha_incorrect"), tplSignUpOID, &form)
return
}
}
len := setting.MinPasswordLength
if len < 256 {
len = 256

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@ -67,6 +67,11 @@
{{if .RequireU2F}}
<script src="{{AppSubUrl}}/vendor/plugins/u2f/index.js"></script>
{{end}}
{{if .EnableCaptcha}}
{{if eq .CaptchaType "recaptcha"}}
<script src="https://www.google.com/recaptcha/api.js" async></script>
{{end}}
{{end}}
{{if .RequireTribute}}
<script src="{{AppSubUrl}}/vendor/plugins/tribute/tribute.min.js"></script>

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@ -29,7 +29,7 @@
<label for="retype">{{.i18n.Tr "re_type"}}</label>
<input id="retype" name="retype" type="password" value="{{.retype}}" autocomplete="off" required>
</div>
{{if .EnableCaptcha}}
{{if and .EnableCaptcha (eq .CaptchaType "image")}}
<div class="inline field">
<label></label>
{{.Captcha.CreateHtml}}
@ -39,6 +39,11 @@
<input id="captcha" name="captcha" value="{{.captcha}}" autocomplete="off">
</div>
{{end}}
{{if and .EnableCaptcha (eq .CaptchaType "recaptcha")}}
<div class="inline field required">
<div class="g-recaptcha" data-sitekey="{{ .RecaptchaSitekey }}"></div>
</div>
{{end}}
<div class="inline field">
<label></label>

View file

@ -20,7 +20,7 @@
<label for="email">{{.i18n.Tr "email"}}</label>
<input id="email" name="email" type="email" value="{{.email}}" required>
</div>
{{if .EnableCaptcha}}
{{if and .EnableCaptcha (eq .CaptchaType "image")}}
<div class="inline field">
<label></label>
{{.Captcha.CreateHtml}}
@ -30,6 +30,11 @@
<input id="captcha" name="captcha" value="{{.captcha}}" autocomplete="off">
</div>
{{end}}
{{if and .EnableCaptcha (eq .CaptchaType "recaptcha")}}
<div class="inline field required">
<div class="g-recaptcha" data-sitekey="{{ .RecaptchaSitekey }}"></div>
</div>
{{end}}
<div class="inline field">
<label for="openid">OpenID URI</label>
<input id="openid" value="{{ .OpenID }}" readonly>