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package sessions
import (
"encoding/base64"
"encoding/json"
"net/http"
"net/url"
"testing"
"time"
"github.com/oauth2-proxy/mockoidc"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/xlgmokha/x/pkg/x"
"gitlab.com/gitlab-org/software-supply-chain-security/authorization/sparkled/pkg/oidc"
"gitlab.com/gitlab-org/software-supply-chain-security/authorization/sparkled/pkg/test"
"gitlab.com/gitlab-org/software-supply-chain-security/authorization/sparkled/pkg/web/cookie"
)
func TestSessions(t *testing.T) {
srv := test.NewOIDCServer(t)
defer srv.Close()
clientID := srv.MockOIDC.Config().ClientID
clientSecret := srv.MockOIDC.Config().ClientSecret
cfg, err := oidc.New(
t.Context(),
srv.Issuer(),
clientID,
clientSecret,
"callback_url",
)
require.NoError(t, err)
controller := New(cfg, http.DefaultClient)
mux := http.NewServeMux()
controller.MountTo(mux)
t.Run("GET /session/new", func(t *testing.T) {
t.Run("without an authenticated session", func(t *testing.T) {
r, w := test.RequestResponse("GET", "/session/new")
mux.ServeHTTP(w, r)
t.Run("redirect to the OIDC Provider", func(t *testing.T) {
require.Equal(t, http.StatusFound, w.Code)
require.NotEmpty(t, w.Header().Get("Location"))
redirectURL, err := url.Parse(w.Header().Get("Location"))
require.NoError(t, err)
assert.Equal(t, srv.AuthorizationEndpoint(), redirectURL.Scheme+"://"+redirectURL.Host+redirectURL.Path)
assert.NotEmpty(t, redirectURL.Query().Get("state"))
assert.Equal(t, srv.MockOIDC.Config().ClientID, redirectURL.Query().Get("client_id"))
assert.Equal(t, "openid profile email", redirectURL.Query().Get("scope"))
assert.Equal(t, cfg.Config.ClientID, redirectURL.Query().Get("audience"))
assert.Equal(t, cfg.Config.RedirectURL, redirectURL.Query().Get("redirect_uri"))
assert.Equal(t, "code", redirectURL.Query().Get("response_type"))
})
t.Run("generates a CSRF token", func(t *testing.T) {
cookieHeader := w.Header().Get("Set-Cookie")
require.NotEmpty(t, cookieHeader)
cookies, err := http.ParseCookie(cookieHeader)
require.NoError(t, err)
cookie := x.Find(cookies, func(item *http.Cookie) bool {
return item.Name == "oauth_state"
})
require.NotZero(t, cookie)
})
})
t.Run("with an active authenicated session", func(t *testing.T) {})
t.Run("with an expired authenicated session", func(t *testing.T) {})
})
t.Run("GET /session/callback", func(t *testing.T) {
t.Run("with an invalid csrf token", func(t *testing.T) {})
t.Run("with an invalid authorization code grant", func(t *testing.T) {
r, w := test.RequestResponse("GET", "/session/callback?code=invalid")
mux.ServeHTTP(w, r)
assert.Equal(t, http.StatusInternalServerError, w.Code)
})
t.Run("with a valid authorization code grant", func(t *testing.T) {
user := mockoidc.DefaultUser()
code := srv.CreateAuthorizationCodeFor(user)
r, w := test.RequestResponse("GET", "/session/callback?code="+code)
mux.ServeHTTP(w, r)
cookies, err := http.ParseCookie(w.Header().Get("Set-Cookie"))
require.NoError(t, err)
cookie := x.Find(cookies, func(item *http.Cookie) bool {
return item.Name == "session"
})
require.NotZero(t, cookie)
data, err := base64.URLEncoding.DecodeString(cookie.Value)
require.NoError(t, err)
tokens := map[string]interface{}{}
require.NoError(t, json.Unmarshal(data, &tokens))
t.Run("stores the id token in a session cookie", func(t *testing.T) {
require.NotEmpty(t, tokens["id_token"])
idToken := srv.Verify(tokens["id_token"].(string))
assert.Equal(t, user.Subject, idToken.Subject)
})
t.Run("stores the access token in a session cookie", func(t *testing.T) {
assert.NotEmpty(t, tokens["access_token"])
assert.Equal(t, "bearer", tokens["token_type"])
keypair, err := mockoidc.DefaultKeypair()
require.NoError(t, err)
token, err := keypair.VerifyJWT(tokens["access_token"].(string), nil)
require.NoError(t, err)
sub, err := token.Claims.GetSubject()
require.NoError(t, err)
assert.Equal(t, user.Subject, sub)
})
t.Run("stores the refresh token in a session cookie", func(t *testing.T) {
assert.NotEmpty(t, tokens["refresh_token"])
keypair, err := mockoidc.DefaultKeypair()
require.NoError(t, err)
token, err := keypair.VerifyJWT(tokens["refresh_token"].(string), nil)
require.NoError(t, err)
sub, err := token.Claims.GetSubject()
require.NoError(t, err)
assert.Equal(t, user.Subject, sub)
})
t.Run("redirects to the homepage", func(t *testing.T) {
require.Equal(t, http.StatusFound, w.Code)
assert.Equal(t, "/dashboard", w.Header().Get("Location"))
})
})
})
t.Run("POST /session/destroy", func(t *testing.T) {
t.Run("clears the session cookie", func(t *testing.T) {
cookie := cookie.New("session", "value", time.Now().Add(5*time.Minute))
r, w := test.RequestResponse("POST", "/session/destroy", test.WithCookie(cookie))
mux.ServeHTTP(w, r)
require.Equal(t, http.StatusFound, w.Code)
assert.Equal(t, "/", w.Header().Get("Location"))
assert.Equal(t, "session=; Path=/; Domain=localhost; Expires=Thu, 01 Jan 1970 00:00:00 GMT; Max-Age=0; HttpOnly; Secure", w.Header().Get("Set-Cookie"))
})
})
}
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