Clean up profiles and move to consolidated configuration system with profile layering

profile/config-update.go

@@ -0,0 +1,94 @@
+package profile
+
+import (
+	"context"
+	"fmt"
+	"sync"
+
+	"github.com/safing/portmaster/profile/endpoints"
+)
+
+var (
+	cfgLock sync.RWMutex
+
+	cfgDefaultAction    uint8
+	cfgEndpoints        endpoints.Endpoints
+	cfgServiceEndpoints endpoints.Endpoints
+)
+
+func registerConfigUpdater() error {
+	return module.RegisterEventHook(
+		"config",
+		"config changed",
+		"update global config profile",
+		updateGlobalConfigProfile,
+	)
+}
+
+func updateGlobalConfigProfile(ctx context.Context, data interface{}) error {
+	cfgLock.Lock()
+	defer cfgLock.Unlock()
+
+	var err error
+	var lastErr error
+
+	action := cfgOptionDefaultAction()
+	switch action {
+	case "permit":
+		cfgDefaultAction = DefaultActionPermit
+	case "ask":
+		cfgDefaultAction = DefaultActionAsk
+	case "block":
+		cfgDefaultAction = DefaultActionBlock
+	default:
+		// TODO: module error?
+		lastErr = fmt.Errorf(`default action "%s" invalid`, action)
+		cfgDefaultAction = DefaultActionBlock // default to block in worst case
+	}
+
+	list := cfgOptionEndpoints()
+	cfgEndpoints, err = endpoints.ParseEndpoints(list)
+	if err != nil {
+		// TODO: module error?
+		lastErr = err
+	}
+
+	list = cfgOptionServiceEndpoints()
+	cfgServiceEndpoints, err = endpoints.ParseEndpoints(list)
+	if err != nil {
+		// TODO: module error?
+		lastErr = err
+	}
+
+	// build global profile for reference
+	profile := &Profile{
+		ID:           "config",
+		Source:       SourceGlobal,
+		Name:         "Global Configuration",
+		Config:       make(map[string]interface{}),
+		internalSave: true,
+	}
+
+	// fill profile config options
+	for key, value := range cfgStringOptions {
+		profile.Config[key] = value
+	}
+	for key, value := range cfgStringArrayOptions {
+		profile.Config[key] = value
+	}
+	for key, value := range cfgIntOptions {
+		profile.Config[key] = value
+	}
+	for key, value := range cfgBoolOptions {
+		profile.Config[key] = value
+	}
+
+	// save profile
+	err = profile.Save()
+	if err != nil && lastErr == nil {
+		// other errors are more important
+		lastErr = err
+	}
+
+	return lastErr
+}