add support for customizing redirect_uri for IDP (#12607)

cmd/common-main.go

@@ -109,17 +109,18 @@ func init() {
 const consolePrefix = "CONSOLE_"
 
 func minioConfigToConsoleFeatures() {
-	os.Setenv("CONSOLE_PBKDF_PASSPHRASE", restapi.RandomCharString(16))
-	os.Setenv("CONSOLE_PBKDF_SALT", restapi.RandomCharString(8))
+	os.Setenv("CONSOLE_PBKDF_PASSPHRASE", globalDeploymentID)
+	os.Setenv("CONSOLE_PBKDF_SALT", globalDeploymentID)
+	os.Setenv("CONSOLE_HMAC_JWT_SECRET", globalDeploymentID)
 	os.Setenv("CONSOLE_MINIO_SERVER", getAPIEndpoints()[0])
-	if value := os.Getenv("MINIO_LOG_QUERY_URL"); value != "" {
+	if value := env.Get("MINIO_LOG_QUERY_URL", ""); value != "" {
 		os.Setenv("CONSOLE_LOG_QUERY_URL", value)
 	}
-	if value := os.Getenv("MINIO_LOG_QUERY_AUTH_TOKEN"); value != "" {
+	if value := env.Get("MINIO_LOG_QUERY_AUTH_TOKEN", ""); value != "" {
 		os.Setenv("CONSOLE_LOG_QUERY_AUTH_TOKEN", value)
 	}
 	// Enable if prometheus URL is set.
-	if value := os.Getenv("MINIO_PROMETHEUS_URL"); value != "" {
+	if value := env.Get("MINIO_PROMETHEUS_URL", ""); value != "" {
 		os.Setenv("CONSOLE_PROMETHEUS_URL", value)
 	}
 	// Enable if LDAP is enabled.
@@ -134,8 +135,12 @@ func minioConfigToConsoleFeatures() {
 		os.Setenv("CONSOLE_IDP_SECRET", globalOpenIDConfig.ClientSecret)
 	}
 	os.Setenv("CONSOLE_MINIO_REGION", globalServerRegion)
-	os.Setenv("CONSOLE_CERT_PASSWD", os.Getenv("MINIO_CERT_PASSWD"))
+	os.Setenv("CONSOLE_CERT_PASSWD", env.Get("MINIO_CERT_PASSWD", ""))
+	if globalOpenIDConfig.RedirectURI != "" {
+		os.Setenv("CONSOLE_IDP_CALLBACK", globalOpenIDConfig.RedirectURI)
+	} else {
 		os.Setenv("CONSOLE_IDP_CALLBACK", getConsoleEndpoints()[0]+"/oauth_callback")
+	}
 }
 
 func initConsoleServer() (*restapi.Server, error) {

cmd/metrics-router.go

@@ -18,10 +18,10 @@
 package cmd
 
 import (
-	"os"
 	"strings"
 
 	"github.com/gorilla/mux"
+	"github.com/minio/pkg/env"
 )
 
 const (
@@ -46,15 +46,13 @@ const (
 func registerMetricsRouter(router *mux.Router) {
 	// metrics router
 	metricsRouter := router.NewRoute().PathPrefix(minioReservedBucketPath).Subrouter()
-	authType := strings.ToLower(os.Getenv(EnvPrometheusAuthType))
+	authType := strings.ToLower(env.Get(EnvPrometheusAuthType, string(prometheusJWT)))
 	switch prometheusAuthType(authType) {
 	case prometheusPublic:
 		metricsRouter.Handle(prometheusMetricsPathLegacy, metricsHandler())
 		metricsRouter.Handle(prometheusMetricsV2ClusterPath, metricsServerHandler())
 		metricsRouter.Handle(prometheusMetricsV2NodePath, metricsNodeHandler())
 	case prometheusJWT:
-		fallthrough
-	default:
 		metricsRouter.Handle(prometheusMetricsPathLegacy, AuthMiddleware(metricsHandler()))
 		metricsRouter.Handle(prometheusMetricsV2ClusterPath, AuthMiddleware(metricsServerHandler()))
 		metricsRouter.Handle(prometheusMetricsV2NodePath, AuthMiddleware(metricsNodeHandler()))

internal/config/identity/openid/help.go

@@ -50,6 +50,12 @@ var (
 			Optional:    true,
 			Type:        "string",
 		},
+		config.HelpKV{
+			Key:         RedirectURI,
+			Description: `Configure custom redirect_uri for OpenID login flow callback`,
+			Optional:    true,
+			Type:        "string",
+		},
 		config.HelpKV{
 			Key:         Scopes,
 			Description: `Comma separated list of OpenID scopes for server, defaults to advertised scopes from discovery document e.g. "email,admin"`,

internal/config/identity/openid/jwt.go

@@ -46,6 +46,7 @@ type Config struct {
 	URL          *xnet.URL `json:"url,omitempty"`
 	ClaimPrefix  string    `json:"claimPrefix,omitempty"`
 	ClaimName    string    `json:"claimName,omitempty"`
+	RedirectURI  string    `json:"redirectURI,omitempty"`
 	DiscoveryDoc DiscoveryDoc
 	ClientID     string
 	ClientSecret string
@@ -228,6 +229,7 @@ const (
 	ClientID     = "client_id"
 	ClientSecret = "client_secret"
 	Scopes       = "scopes"
+	RedirectURI  = "redirect_uri"
 
 	EnvIdentityOpenIDClientID     = "MINIO_IDENTITY_OPENID_CLIENT_ID"
 	EnvIdentityOpenIDClientSecret = "MINIO_IDENTITY_OPENID_CLIENT_SECRET"
@@ -235,6 +237,7 @@ const (
 	EnvIdentityOpenIDURL          = "MINIO_IDENTITY_OPENID_CONFIG_URL"
 	EnvIdentityOpenIDClaimName    = "MINIO_IDENTITY_OPENID_CLAIM_NAME"
 	EnvIdentityOpenIDClaimPrefix  = "MINIO_IDENTITY_OPENID_CLAIM_PREFIX"
+	EnvIdentityOpenIDRedirectURI  = "MINIO_IDENTITY_OPENID_REDIRECT_URI"
 	EnvIdentityOpenIDScopes       = "MINIO_IDENTITY_OPENID_SCOPES"
 )
 
@@ -304,6 +307,10 @@ var (
 			Key:   ClaimPrefix,
 			Value: "",
 		},
+		config.KV{
+			Key:   RedirectURI,
+			Value: "",
+		},
 		config.KV{
 			Key:   Scopes,
 			Value: "",
@@ -334,6 +341,7 @@ func LookupConfig(kvs config.KVS, transport *http.Transport, closeRespFn func(io
 	c = Config{
 		ClaimName:    env.Get(EnvIdentityOpenIDClaimName, kvs.Get(ClaimName)),
 		ClaimPrefix:  env.Get(EnvIdentityOpenIDClaimPrefix, kvs.Get(ClaimPrefix)),
+		RedirectURI:  env.Get(EnvIdentityOpenIDRedirectURI, kvs.Get(RedirectURI)),
 		publicKeys:   make(map[string]crypto.PublicKey),
 		ClientID:     env.Get(EnvIdentityOpenIDClientID, kvs.Get(ClientID)),
 		ClientSecret: env.Get(EnvIdentityOpenIDClientSecret, kvs.Get(ClientSecret)),