Add profile scope to OIDC integration to support accounts without email

internal/config/config_test.go

@@ -917,7 +917,7 @@ func TestDefaultOAuth2RedirectURLValue(t *testing.T) {
 	}
 }
 
-func TestOAuth2OidcDiscoveryEndpoint(t *testing.T) {
+func TestOAuth2OIDCDiscoveryEndpoint(t *testing.T) {
 	os.Clearenv()
 	os.Setenv("OAUTH2_OIDC_DISCOVERY_ENDPOINT", "http://example.org")
 
@@ -928,14 +928,14 @@ func TestOAuth2OidcDiscoveryEndpoint(t *testing.T) {
 	}
 
 	expected := "http://example.org"
-	result := opts.OAuth2OidcDiscoveryEndpoint()
+	result := opts.OIDCDiscoveryEndpoint()
 
 	if result != expected {
 		t.Fatalf(`Unexpected OAUTH2_OIDC_DISCOVERY_ENDPOINT value, got %q instead of %q`, result, expected)
 	}
 }
 
-func TestDefaultOAuth2OidcDiscoveryEndpointValue(t *testing.T) {
+func TestDefaultOIDCDiscoveryEndpointValue(t *testing.T) {
 	os.Clearenv()
 
 	parser := NewParser()
@@ -945,10 +945,10 @@ func TestDefaultOAuth2OidcDiscoveryEndpointValue(t *testing.T) {
 	}
 
 	expected := defaultOAuth2OidcDiscoveryEndpoint
-	result := opts.OAuth2OidcDiscoveryEndpoint()
+	result := opts.OIDCDiscoveryEndpoint()
 
 	if result != expected {
-		t.Fatalf(`Unexpected OAUTH2_REDIRECT_URL value, got %q instead of %q`, result, expected)
+		t.Fatalf(`Unexpected OAUTH2_OIDC_DISCOVERY_ENDPOINT value, got %q instead of %q`, result, expected)
 	}
 }
 

internal/config/options.go

@@ -136,7 +136,7 @@ type Options struct {
 	oauth2ClientID                     string
 	oauth2ClientSecret                 string
 	oauth2RedirectURL                  string
-	oauth2OidcDiscoveryEndpoint        string
+	oidcDiscoveryEndpoint              string
 	oauth2Provider                     string
 	pocketConsumerKey                  string
 	httpClientTimeout                  int
@@ -208,7 +208,7 @@ func NewOptions() *Options {
 		oauth2ClientID:                     defaultOAuth2ClientID,
 		oauth2ClientSecret:                 defaultOAuth2ClientSecret,
 		oauth2RedirectURL:                  defaultOAuth2RedirectURL,
-		oauth2OidcDiscoveryEndpoint:        defaultOAuth2OidcDiscoveryEndpoint,
+		oidcDiscoveryEndpoint:              defaultOAuth2OidcDiscoveryEndpoint,
 		oauth2Provider:                     defaultOAuth2Provider,
 		pocketConsumerKey:                  defaultPocketConsumerKey,
 		httpClientTimeout:                  defaultHTTPClientTimeout,
@@ -401,9 +401,9 @@ func (o *Options) OAuth2RedirectURL() string {
 	return o.oauth2RedirectURL
 }
 
-// OAuth2OidcDiscoveryEndpoint returns the OAuth2 OIDC discovery endpoint.
-func (o *Options) OAuth2OidcDiscoveryEndpoint() string {
-	return o.oauth2OidcDiscoveryEndpoint
+// OIDCDiscoveryEndpoint returns the OAuth2 OIDC discovery endpoint.
+func (o *Options) OIDCDiscoveryEndpoint() string {
+	return o.oidcDiscoveryEndpoint
 }
 
 // OAuth2Provider returns the name of the OAuth2 provider configured.
@@ -619,7 +619,7 @@ func (o *Options) SortedOptions(redactSecret bool) []*Option {
 		"METRICS_USERNAME":                       o.metricsUsername,
 		"OAUTH2_CLIENT_ID":                       o.oauth2ClientID,
 		"OAUTH2_CLIENT_SECRET":                   redactSecretValue(o.oauth2ClientSecret, redactSecret),
-		"OAUTH2_OIDC_DISCOVERY_ENDPOINT":         o.oauth2OidcDiscoveryEndpoint,
+		"OAUTH2_OIDC_DISCOVERY_ENDPOINT":         o.oidcDiscoveryEndpoint,
 		"OAUTH2_PROVIDER":                        o.oauth2Provider,
 		"OAUTH2_REDIRECT_URL":                    o.oauth2RedirectURL,
 		"OAUTH2_USER_CREATION":                   o.oauth2UserCreationAllowed,

internal/config/parser.go

@@ -180,7 +180,7 @@ func (p *Parser) parseLines(lines []string) (err error) {
 		case "OAUTH2_REDIRECT_URL":
 			p.opts.oauth2RedirectURL = parseString(value, defaultOAuth2RedirectURL)
 		case "OAUTH2_OIDC_DISCOVERY_ENDPOINT":
-			p.opts.oauth2OidcDiscoveryEndpoint = parseString(value, defaultOAuth2OidcDiscoveryEndpoint)
+			p.opts.oidcDiscoveryEndpoint = parseString(value, defaultOAuth2OidcDiscoveryEndpoint)
 		case "OAUTH2_PROVIDER":
 			p.opts.oauth2Provider = parseString(value, defaultOAuth2Provider)
 		case "HTTP_CLIENT_TIMEOUT":

internal/oauth2/oidc.go

@@ -28,10 +28,15 @@ type oidcProvider struct {
 func NewOidcProvider(ctx context.Context, clientID, clientSecret, redirectURL, discoveryEndpoint string) (*oidcProvider, error) {
 	provider, err := oidc.NewProvider(ctx, discoveryEndpoint)
 	if err != nil {
-		return nil, err
+		return nil, fmt.Errorf(`oidc: failed to initialize provider %q: %w`, discoveryEndpoint, err)
 	}
 
-	return &oidcProvider{clientID: clientID, clientSecret: clientSecret, redirectURL: redirectURL, provider: provider}, nil
+	return &oidcProvider{
+		clientID:     clientID,
+		clientSecret: clientSecret,
+		redirectURL:  redirectURL,
+		provider:     provider,
+	}, nil
 }
 
 func (o *oidcProvider) GetUserExtraKey() string {
@@ -43,7 +48,7 @@ func (o *oidcProvider) GetConfig() *oauth2.Config {
 		RedirectURL:  o.redirectURL,
 		ClientID:     o.clientID,
 		ClientSecret: o.clientSecret,
-		Scopes:       []string{"openid", "email"},
+		Scopes:       []string{oidc.ScopeOpenID, "profile", "email"},
 		Endpoint:     o.provider.Endpoint(),
 	}
 }
@@ -60,7 +65,22 @@ func (o *oidcProvider) GetProfile(ctx context.Context, code, codeVerifier string
 		return nil, fmt.Errorf(`oidc: failed to get user info: %w`, err)
 	}
 
-	profile := &Profile{Key: o.GetUserExtraKey(), ID: userInfo.Subject, Username: userInfo.Email}
+	profile := &Profile{
+		Key: o.GetUserExtraKey(),
+		ID:  userInfo.Subject,
+	}
+
+	var userClaims userClaims
+	if err := userInfo.Claims(&userClaims); err != nil {
+		return nil, fmt.Errorf(`oidc: failed to parse user claims: %w`, err)
+	}
+
+	for _, value := range []string{userClaims.Email, userClaims.PreferredUsername, userClaims.Name, userClaims.Profile} {
+		if value != "" {
+			profile.Username = value
+			break
+		}
+	}
 
 	if profile.Username == "" {
 		return nil, ErrEmptyUsername
@@ -80,3 +100,10 @@ func (o *oidcProvider) PopulateUserWithProfileID(user *model.User, profile *Prof
 func (o *oidcProvider) UnsetUserProfileID(user *model.User) {
 	user.OpenIDConnectID = ""
 }
+
+type userClaims struct {
+	Email             string `json:"email"`
+	Profile           string `json:"profile"`
+	Name              string `json:"name"`
+	PreferredUsername string `json:"preferred_username"`
+}

internal/ui/oauth2.go

@@ -16,6 +16,6 @@ func getOAuth2Manager(ctx context.Context) *oauth2.Manager {
 		config.Opts.OAuth2ClientID(),
 		config.Opts.OAuth2ClientSecret(),
 		config.Opts.OAuth2RedirectURL(),
-		config.Opts.OAuth2OidcDiscoveryEndpoint(),
+		config.Opts.OIDCDiscoveryEndpoint(),
 	)
 }