grafana/pkg/api/login_oauth.go

100 lines
2.4 KiB
Go

package api
import (
"errors"
"fmt"
"net/url"
"golang.org/x/oauth2"
"github.com/grafana/grafana/pkg/bus"
"github.com/grafana/grafana/pkg/log"
"github.com/grafana/grafana/pkg/metrics"
"github.com/grafana/grafana/pkg/middleware"
m "github.com/grafana/grafana/pkg/models"
"github.com/grafana/grafana/pkg/setting"
"github.com/grafana/grafana/pkg/social"
)
func OAuthLogin(ctx *middleware.Context) {
if setting.OAuthService == nil {
ctx.Handle(404, "login.OAuthLogin(oauth service not enabled)", nil)
return
}
name := ctx.Params(":name")
connect, ok := social.SocialMap[name]
if !ok {
ctx.Handle(404, "login.OAuthLogin(social login not enabled)", errors.New(name))
return
}
code := ctx.Query("code")
if code == "" {
ctx.Redirect(connect.AuthCodeURL("", oauth2.AccessTypeOnline))
return
}
// handle call back
token, err := connect.Exchange(oauth2.NoContext, code)
if err != nil {
ctx.Handle(500, "login.OAuthLogin(NewTransportWithCode)", err)
return
}
log.Trace("login.OAuthLogin(Got token)")
userInfo, err := connect.UserInfo(token)
if err != nil {
if err == social.ErrMissingTeamMembership {
ctx.Redirect(setting.AppSubUrl + "/login?failedMsg=" + url.QueryEscape("Required Github team membership not fulfilled"))
} else {
ctx.Handle(500, fmt.Sprintf("login.OAuthLogin(get info from %s)", name), err)
}
return
}
log.Trace("login.OAuthLogin(social login): %s", userInfo)
// validate that the email is allowed to login to grafana
if !connect.IsEmailAllowed(userInfo.Email) {
log.Info("OAuth login attempt with unallowed email, %s", userInfo.Email)
ctx.Redirect(setting.AppSubUrl + "/login?failedMsg=" + url.QueryEscape("Required email domain not fulfilled"))
return
}
userQuery := m.GetUserByLoginQuery{LoginOrEmail: userInfo.Email}
err = bus.Dispatch(&userQuery)
// create account if missing
if err == m.ErrUserNotFound {
if !connect.IsSignupAllowed() {
ctx.Redirect(setting.AppSubUrl + "/login")
return
}
cmd := m.CreateUserCommand{
Login: userInfo.Email,
Email: userInfo.Email,
Name: userInfo.Name,
Company: userInfo.Company,
}
if err = bus.Dispatch(&cmd); err != nil {
ctx.Handle(500, "Failed to create account", err)
return
}
userQuery.Result = &cmd.Result
} else if err != nil {
ctx.Handle(500, "Unexpected error", err)
}
// login
loginUserWithUser(userQuery.Result, ctx)
metrics.M_Api_Login_OAuth.Inc(1)
ctx.Redirect(setting.AppSubUrl + "/")
}