*: switch dex to the ported templates
This commit is contained in:
Eric Chiang
parent
027e3d366c
commit
608d8ba984
7 changed files with 216 additions and 92 deletions
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@ -8,6 +8,7 @@ import (
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"github.com/coreos/dex/connector/ldap"
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"github.com/coreos/dex/connector/mock"
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"github.com/coreos/dex/connector/oidc"
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"github.com/coreos/dex/server"
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"github.com/coreos/dex/storage"
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"github.com/coreos/dex/storage/kubernetes"
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"github.com/coreos/dex/storage/memory"
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@ -21,6 +22,8 @@ type Config struct {
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Web Web `yaml:"web"`
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OAuth2 OAuth2 `yaml:"oauth2"`
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Templates server.TemplateConfig `yaml:"templates"`
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StaticClients []storage.Client `yaml:"staticClients"`
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}
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@ -89,11 +89,11 @@ func serve(cmd *cobra.Command, args []string) error {
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}
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serverConfig := server.Config{
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Issuer: c.Issuer,
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Connectors: connectors,
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Storage: s,
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SupportedResponseTypes: c.OAuth2.ResponseTypes,
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Issuer: c.Issuer,
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Connectors: connectors,
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Storage: s,
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TemplateConfig: c.Templates,
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}
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serv, err := server.New(serverConfig)
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@ -129,15 +129,16 @@ func (s *Server) handleAuthorization(w http.ResponseWriter, r *http.Request) {
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connectorInfos := make([]connectorInfo, len(s.connectors))
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i := 0
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for id := range s.connectors {
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for id, conn := range s.connectors {
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connectorInfos[i] = connectorInfo{
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DisplayName: id,
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URL: s.absPath("/auth", id),
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ID: id,
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Name: conn.DisplayName,
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URL: s.absPath("/auth", id),
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}
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i++
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}
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renderLoginOptions(w, connectorInfos, state)
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s.templates.login(w, connectorInfos, state)
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}
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func (s *Server) handleConnectorLogin(w http.ResponseWriter, r *http.Request) {
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@ -163,7 +164,7 @@ func (s *Server) handleConnectorLogin(w http.ResponseWriter, r *http.Request) {
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}
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http.Redirect(w, r, callbackURL, http.StatusFound)
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case connector.PasswordConnector:
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renderPasswordTmpl(w, state, r.URL.String(), "")
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s.templates.password(w, state, r.URL.String(), "", false)
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default:
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s.notFound(w, r)
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}
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@ -174,7 +175,7 @@ func (s *Server) handleConnectorLogin(w http.ResponseWriter, r *http.Request) {
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return
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}
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username := r.FormValue("username")
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username := r.FormValue("login")
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password := r.FormValue("password")
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identity, ok, err := passwordConnector.Login(username, password)
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@ -184,7 +185,7 @@ func (s *Server) handleConnectorLogin(w http.ResponseWriter, r *http.Request) {
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return
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}
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if !ok {
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renderPasswordTmpl(w, state, r.URL.String(), "Invalid credentials")
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s.templates.password(w, state, r.URL.String(), username, true)
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return
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}
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redirectURL, err := s.finalizeLogin(identity, state, connID, conn.Connector)
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@ -299,7 +300,7 @@ func (s *Server) handleApproval(w http.ResponseWriter, r *http.Request) {
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s.renderError(w, http.StatusInternalServerError, errServerError, "")
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return
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}
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renderApprovalTmpl(w, authReq.ID, *authReq.Claims, client, authReq.Scopes)
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s.templates.approval(w, authReq.ID, authReq.Claims.Username, client.Name, authReq.Scopes)
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case "POST":
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if r.FormValue("approval") != "approve" {
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s.renderError(w, http.StatusInternalServerError, "approval rejected", "")
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@ -43,6 +43,8 @@ type Config struct {
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// If specified, the server will use this function for determining time.
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Now func() time.Time
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TemplateConfig TemplateConfig
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}
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func value(val, defaultValue time.Duration) time.Duration {
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@ -63,6 +65,8 @@ type Server struct {
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mux http.Handler
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templates *templates
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// If enabled, don't prompt user for approval after logging in through connector.
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// No package level API to set this, only used in tests.
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skipApproval bool
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@ -107,6 +111,11 @@ func newServer(c Config, rotationStrategy rotationStrategy) (*Server, error) {
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supported[respType] = true
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}
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tmpls, err := loadTemplates(c.TemplateConfig)
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if err != nil {
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return nil, fmt.Errorf("server: failed to load templates: %v", err)
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}
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now := c.Now
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if now == nil {
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now = time.Now
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@ -124,6 +133,7 @@ func newServer(c Config, rotationStrategy rotationStrategy) (*Server, error) {
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supportedResponseTypes: supported,
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idTokensValidFor: value(c.IDTokensValidFor, 24*time.Hour),
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now: now,
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templates: tmpls,
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}
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for _, conn := range c.Connectors {
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@ -64,7 +64,7 @@ FDWV28nTP9sqbtsmU8Tem2jzMvZ7C/Q0AuDoKELFUpux8shm8wfIhyaPnXUGZoAZ
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Np4vUwMSYV5mopESLWOg3loBxKyLGFtgGKVCjGiQvy6zISQ4fQo=
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-----END RSA PRIVATE KEY-----`)
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func newTestServer(updateConfig func(c *Config)) (*httptest.Server, *Server) {
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func newTestServer(t *testing.T, updateConfig func(c *Config)) (*httptest.Server, *Server) {
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var server *Server
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s := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
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server.ServeHTTP(w, r)
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@ -76,7 +76,7 @@ func newTestServer(updateConfig func(c *Config)) (*httptest.Server, *Server) {
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{
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ID: "mock",
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DisplayName: "Mock",
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Connector: mock.New(),
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Connector: mock.NewCallbackConnector(),
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},
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},
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}
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@ -87,21 +87,21 @@ func newTestServer(updateConfig func(c *Config)) (*httptest.Server, *Server) {
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var err error
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if server, err = newServer(config, staticRotationStrategy(testKey)); err != nil {
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panic(err)
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t.Fatal(err)
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}
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server.skipApproval = true // Don't prompt for approval, just immediately redirect with code.
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return s, server
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}
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func TestNewTestServer(t *testing.T) {
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newTestServer(nil)
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newTestServer(t, nil)
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}
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func TestDiscovery(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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httpServer, _ := newTestServer(func(c *Config) {
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httpServer, _ := newTestServer(t, func(c *Config) {
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c.Issuer = c.Issuer + "/non-root-path"
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})
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defer httpServer.Close()
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@ -129,7 +129,7 @@ func TestOAuth2CodeFlow(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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httpServer, s := newTestServer(func(c *Config) {
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httpServer, s := newTestServer(t, func(c *Config) {
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c.Issuer = c.Issuer + "/non-root-path"
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})
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defer httpServer.Close()
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@ -255,7 +255,7 @@ func TestOAuth2ImplicitFlow(t *testing.T) {
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ctx, cancel := context.WithCancel(context.Background())
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defer cancel()
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httpServer, s := newTestServer(func(c *Config) {
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httpServer, s := newTestServer(t, func(c *Config) {
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// Enable support for the implicit flow.
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c.SupportedResponseTypes = []string{"code", "token"}
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})
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@ -1,101 +1,196 @@
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package server
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import (
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"fmt"
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"io"
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"io/ioutil"
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"log"
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"net/http"
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"path/filepath"
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"sort"
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"text/template"
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"github.com/coreos/dex/storage"
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)
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type connectorInfo struct {
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DisplayName string
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URL string
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const (
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tmplApproval = "approval.html"
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tmplLogin = "login.html"
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tmplPassword = "password.html"
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)
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const coreOSLogoURL = "https://coreos.com/assets/images/brand/coreos-wordmark-135x40px.png"
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var requiredTmpls = []string{
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tmplApproval,
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tmplLogin,
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tmplPassword,
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}
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var loginTmpl = template.Must(template.New("login-template").Parse(`<html>
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<head></head>
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<body>
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<p>Login options</p>
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{{ range $i, $connector := .Connectors }}
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<a href="{{ $connector.URL }}?state={{ $.State }}">{{ $connector.DisplayName }}</a>
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{{ end }}
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</body>
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</html>`))
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// TemplateConfig describes.
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type TemplateConfig struct {
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// Directory of the templates. If empty, these will be loaded from memory.
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Dir string `yaml:"dir"`
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// Defaults to the CoreOS logo and "dex".
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LogoURL string `yaml:"logoURL"`
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Issuer string `yaml:"issuerName"`
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}
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type globalData struct {
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LogoURL string
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Issuer string
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}
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func loadTemplates(config TemplateConfig) (*templates, error) {
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var tmpls *template.Template
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if config.Dir != "" {
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files, err := ioutil.ReadDir(config.Dir)
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if err != nil {
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return nil, fmt.Errorf("read dir: %v", err)
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}
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filenames := []string{}
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for _, file := range files {
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if file.IsDir() {
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continue
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}
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filenames = append(filenames, filepath.Join(config.Dir, file.Name()))
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}
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if len(filenames) == 0 {
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return nil, fmt.Errorf("no files in template dir %s", config.Dir)
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}
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if tmpls, err = template.ParseFiles(filenames...); err != nil {
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return nil, fmt.Errorf("parse files: %v", err)
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}
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} else {
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// Load templates from memory. This code is largely copied from the standard library's
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// ParseFiles source code.
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// See: https://goo.gl/6Wm4mN
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for name, data := range defaultTemplates {
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var t *template.Template
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if tmpls == nil {
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tmpls = template.New(name)
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}
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if name == tmpls.Name() {
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t = tmpls
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} else {
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t = tmpls.New(name)
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}
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if _, err := t.Parse(data); err != nil {
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return nil, fmt.Errorf("parsing %s: %v", name, err)
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}
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}
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}
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missingTmpls := []string{}
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for _, tmplName := range requiredTmpls {
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if tmpls.Lookup(tmplName) == nil {
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missingTmpls = append(missingTmpls, tmplName)
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}
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}
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if len(missingTmpls) > 0 {
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return nil, fmt.Errorf("missing template(s): %s", missingTmpls)
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}
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if config.LogoURL == "" {
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config.LogoURL = coreOSLogoURL
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}
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if config.Issuer == "" {
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config.Issuer = "dex"
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}
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return &templates{
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globalData: config,
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loginTmpl: tmpls.Lookup(tmplLogin),
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approvalTmpl: tmpls.Lookup(tmplApproval),
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passwordTmpl: tmpls.Lookup(tmplPassword),
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}, nil
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}
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var scopeDescriptions = map[string]string{
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"offline_access": "Have offline access",
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"profile": "View basic profile information",
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"email": "View your email",
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}
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type templates struct {
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globalData TemplateConfig
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loginTmpl *template.Template
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approvalTmpl *template.Template
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passwordTmpl *template.Template
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}
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type connectorInfo struct {
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ID string
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Name string
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URL string
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}
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type byName []connectorInfo
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func (n byName) Len() int { return len(n) }
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func (n byName) Less(i, j int) bool { return n[i].Name < n[j].Name }
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func (n byName) Swap(i, j int) { n[i], n[j] = n[j], n[i] }
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func (t *templates) login(w http.ResponseWriter, connectors []connectorInfo, state string) {
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sort.Sort(byName(connectors))
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func renderLoginOptions(w http.ResponseWriter, connectors []connectorInfo, state string) {
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data := struct {
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TemplateConfig
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Connectors []connectorInfo
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State string
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}{connectors, state}
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renderTemplate(w, loginTmpl, data)
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}{t.globalData, connectors, state}
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renderTemplate(w, t.loginTmpl, data)
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}
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var passwordTmpl = template.Must(template.New("password-template").Parse(`<html>
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<body>
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<p>Login</p>
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<form action="{{ .Callback }}" method="POST">
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Login: <input type="text" name="login"/><br/>
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Password: <input type="password" name="password"/><br/>
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<input type="hidden" name="state" value="{{ .State }}"/>
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<input type="submit"/>
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{{ if .Message }}
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<p>Error: {{ .Message }}</p>
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{{ end }}
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</form>
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</body>
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</html>`))
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func renderPasswordTmpl(w http.ResponseWriter, state, callback, message string) {
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func (t *templates) password(w http.ResponseWriter, state, callback, lastUsername string, lastWasInvalid bool) {
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data := struct {
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TemplateConfig
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State string
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Callback string
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Message string
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}{state, callback, message}
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renderTemplate(w, passwordTmpl, data)
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PostURL string
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Username string
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Invalid bool
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}{t.globalData, state, callback, lastUsername, lastWasInvalid}
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renderTemplate(w, t.passwordTmpl, data)
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}
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var approvalTmpl = template.Must(template.New("approval-template").Parse(`<html>
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<body>
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<p>User: {{ .User }}</p>
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<p>Client: {{ .ClientName }}</p>
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<form method="post">
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<input type="hidden" name="state" value="{{ .State }}"/>
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<input type="hidden" name="approval" value="approve">
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<button type="submit">Approve</button>
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</form>
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<form method="post">
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<input type="hidden" name="state" value="{{ .State }}"/>
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<input type="hidden" name="approval" value="reject">
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<button type="submit">Reject</button>
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</form>
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</body>
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</html>`))
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func renderApprovalTmpl(w http.ResponseWriter, state string, identity storage.Claims, client storage.Client, scopes []string) {
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func (t *templates) approval(w http.ResponseWriter, state, username, clientName string, scopes []string) {
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accesses := []string{}
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for _, scope := range scopes {
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access, ok := scopeDescriptions[scope]
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if ok {
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accesses = append(accesses, access)
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}
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}
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sort.Strings(accesses)
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data := struct {
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User string
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ClientName string
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State string
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}{identity.Email, client.Name, state}
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renderTemplate(w, approvalTmpl, data)
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TemplateConfig
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User string
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Client string
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State string
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Scopes []string
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}{t.globalData, username, clientName, state, accesses}
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renderTemplate(w, t.approvalTmpl, data)
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}
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// small io.Writer utilitiy to determine if executing the template wrote to the underlying response writer.
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type writeRecorder struct {
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wrote bool
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w io.Writer
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}
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func (w *writeRecorder) Write(p []byte) (n int, err error) {
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w.wrote = true
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return w.w.Write(p)
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}
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func renderTemplate(w http.ResponseWriter, tmpl *template.Template, data interface{}) {
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err := tmpl.Execute(w, data)
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if err == nil {
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return
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}
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switch err := err.(type) {
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case template.ExecError:
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// An ExecError guarentees that Execute has not written to the underlying reader.
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wr := &writeRecorder{w: w}
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if err := tmpl.Execute(wr, data); err != nil {
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log.Printf("Error rendering template %s: %s", tmpl.Name(), err)
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// TODO(ericchiang): replace with better internal server error.
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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default:
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// An error with the underlying write, such as the connection being
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// dropped. Ignore for now.
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if !wr.wrote {
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// TODO(ericchiang): replace with better internal server error.
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http.Error(w, "Internal server error", http.StatusInternalServerError)
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}
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}
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return
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}
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@ -1 +1,16 @@
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package server
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import "testing"
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func TestNewTemplates(t *testing.T) {
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var config TemplateConfig
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if _, err := loadTemplates(config); err != nil {
|
||||
t.Fatal(err)
|
||||
}
|
||||
}
|
||||
|
||||
func TestLoadTemplates(t *testing.T) {
|
||||
var config TemplateConfig
|
||||
|
||||
config.Dir = "../web/templates"
|
||||
}
|
||||
|
|
|
|||
Reference in a new issue