Support to store browser config settings (#18631)

* csp_policy
* hsts_seconds
* hsts_include_subdomains
* hsts_preload
* referrer_policy

cmd/common-main.go

@@ -178,6 +178,23 @@ func minioConfigToConsoleFeatures() {
 	os.Setenv("CONSOLE_MINIO_REGION", globalSite.Region)
 	os.Setenv("CONSOLE_CERT_PASSWD", env.Get("MINIO_CERT_PASSWD", ""))
 
+	// This section sets Browser (console) stored config
+	if valueSCP := globalBrowserConfig.GetCSPolicy(); valueSCP != "" {
+		os.Setenv("CONSOLE_SECURE_CONTENT_SECURITY_POLICY", valueSCP)
+	}
+
+	if hstsSeconds := globalBrowserConfig.GetHSTSSeconds(); hstsSeconds > 0 {
+		isubdom := globalBrowserConfig.IsHSTSIncludeSubdomains()
+		isprel := globalBrowserConfig.IsHSTSPreload()
+		os.Setenv("CONSOLE_SECURE_STS_SECONDS", strconv.Itoa(hstsSeconds))
+		os.Setenv("CONSOLE_SECURE_STS_INCLUDE_SUB_DOMAINS", isubdom)
+		os.Setenv("CONSOLE_SECURE_STS_PRELOAD", isprel)
+	}
+
+	if valueRefer := globalBrowserConfig.GetReferPolicy(); valueRefer != "" {
+		os.Setenv("CONSOLE_SECURE_REFERRER_POLICY", valueRefer)
+	}
+
 	globalSubnetConfig.ApplyEnv()
 }
 

cmd/config-current.go

@@ -24,6 +24,8 @@ import (
 	"strings"
 	"sync"
 
+	"github.com/minio/minio/internal/config/browser"
+
 	"github.com/minio/madmin-go/v3"
 	"github.com/minio/minio/internal/config"
 	"github.com/minio/minio/internal/config/api"
@@ -74,6 +76,7 @@ func initHelp() {
 		config.DriveSubSys:          drive.DefaultKVS,
 		config.CacheSubSys:          cache.DefaultKVS,
 		config.BatchSubSys:          batch.DefaultKVS,
+		config.BrowserSubSys:        browser.DefaultKVS,
 	}
 	for k, v := range notify.DefaultNotificationKVS {
 		kvs[k] = v
@@ -226,6 +229,11 @@ func initHelp() {
 			Description: "enable cache plugin on MinIO for GET/HEAD requests",
 			Optional:    true,
 		},
+		config.HelpKV{
+			Key:         config.BrowserSubSys,
+			Description: "manage Browser HTTP specific features, such as Security headers, etc.",
+			Optional:    true,
+		},
 	}
 
 	if globalIsErasure {
@@ -273,6 +281,7 @@ func initHelp() {
 		config.CallhomeSubSys:       callhome.HelpCallhome,
 		config.DriveSubSys:          drive.HelpDrive,
 		config.CacheSubSys:          cache.Help,
+		config.BrowserSubSys:        browser.Help,
 	}
 
 	config.RegisterHelpSubSys(helpMap)
@@ -407,6 +416,10 @@ func validateSubSysConfig(ctx context.Context, s config.Config, subSys string, o
 				return err
 			}
 		}
+	case config.BrowserSubSys:
+		if _, err := browser.LookupConfig(s[config.BrowserSubSys][config.Default]); err != nil {
+			return err
+		}
 	default:
 		if config.LoggerSubSystems.Contains(subSys) {
 			if err := logger.ValidateSubSysConfig(ctx, s, subSys); err != nil {
@@ -689,6 +702,12 @@ func applyDynamicConfigForSubSys(ctx context.Context, objAPI ObjectLayer, s conf
 		} else {
 			globalCacheConfig.Update(cacheCfg)
 		}
+	case config.BrowserSubSys:
+		browserCfg, err := browser.LookupConfig(s[config.BrowserSubSys][config.Default])
+		if err != nil {
+			return fmt.Errorf("Unable to apply browser config: %w", err)
+		}
+		globalBrowserConfig.Update(browserCfg)
 	}
 	globalServerConfigMu.Lock()
 	defer globalServerConfigMu.Unlock()

cmd/globals.go

@@ -33,6 +33,7 @@ import (
 	"github.com/minio/minio/internal/bpool"
 	"github.com/minio/minio/internal/bucket/bandwidth"
 	"github.com/minio/minio/internal/config"
+	"github.com/minio/minio/internal/config/browser"
 	"github.com/minio/minio/internal/handlers"
 	"github.com/minio/minio/internal/kms"
 	"go.uber.org/atomic"
@@ -191,6 +192,9 @@ var (
 	// Disable redirect, default is enabled.
 	globalBrowserRedirect bool
 
+	// globalBrowserConfig Browser user configurable settings
+	globalBrowserConfig browser.Config
+
 	// This flag is set to 'true' when MINIO_UPDATE env is set to 'off'. Default is false.
 	globalInplaceUpdateDisabled = false