Add -root flag to serviceman

coolify/proxy/caddy/service-man/caddy-sync.go

@@ -14,9 +14,9 @@ import (
 )
 
 type ServiceConfig struct {
-	Domains  []string `toml:"domains"`
-	Backend  string   `toml:"backend"`
-	IPRange  string   `toml:"ip_range"`
+	Domains []string `toml:"domains"`
+	Backend string   `toml:"backend"`
+	IPRange string   `toml:"ip_range"`
 }
 
 type FileConfig struct {
@@ -24,7 +24,7 @@ type FileConfig struct {
 }
 
 type Config struct {
-	IPRanges map[string]string `toml:"ip_ranges"`
+	IPRanges map[string]string     `toml:"ip_ranges"`
 	Files    map[string]FileConfig `toml:"files"`
 }
 
@@ -49,6 +49,7 @@ var (
 	force    = flag.Bool("force", false, "Force apply changes")
 	delete   = flag.Bool("d", false, "Delete files not in TOML config")
 	tomlFile = flag.String("config", "services.toml", "Path to TOML configuration file")
+	rootDir  = flag.String("root", ".", "Root directory to run in (services.toml read from here; .caddy files written here)")
 )
 
 func main() {
@@ -135,10 +136,14 @@ func validateConfig(config *Config) error {
 }
 
 func syncConfigs(config *Config) error {
-	// Get current directory
-	currentDir, err := os.Getwd()
-	if err != nil {
-		return fmt.Errorf("failed to get current directory: %w", err)
+	// Determine directory for .caddy files
+	currentDir := *rootDir
+	if currentDir == "" || currentDir == "." {
+		wd, err := os.Getwd()
+		if err != nil {
+			return fmt.Errorf("failed to get current directory: %w", err)
+		}
+		currentDir = wd
 	}
 	logger := cylogger.Default
 
@@ -180,7 +185,7 @@ func syncConfigs(config *Config) error {
 			generateAndLogDiff(fileLogger, caddyFilename, "", expectedContent)
 
 			if !*dryRun {
-				if err := writeFile(caddyFilename, expectedContent); err != nil {
+				if err := writeFile(filepath.Join(currentDir, caddyFilename), expectedContent); err != nil {
 					return fmt.Errorf("failed to create file %s: %w", caddyFilename, err)
 				}
 			}
@@ -193,7 +198,7 @@ func syncConfigs(config *Config) error {
 			generateAndLogDiff(fileLogger, caddyFilename, existingContent, expectedContent)
 
 			if !*dryRun {
-				if err := writeFile(caddyFilename, expectedContent); err != nil {
+				if err := writeFile(filepath.Join(currentDir, caddyFilename), expectedContent); err != nil {
 					return fmt.Errorf("failed to update file %s: %w", caddyFilename, err)
 				}
 			}
@@ -213,7 +218,7 @@ func syncConfigs(config *Config) error {
 			if *delete {
 				orphanLogger.Info("Deleting orphaned file")
 				if !*dryRun {
-					if err := os.Remove(filename); err != nil {
+					if err := os.Remove(filepath.Join(currentDir, filename)); err != nil {
 						return fmt.Errorf("failed to delete file %s: %w", filename, err)
 					}
 				}
@@ -245,9 +250,9 @@ func generateCaddyContent(fileConfig FileConfig, ipRanges map[string]string) (st
 			i, service.Domains, service.Backend, service.IPRange)
 
 		templateData.Services[i] = ServiceConfig{
-			Domains:  service.Domains,
-			Backend:  service.Backend,
-			IPRange:  ipRanges[service.IPRange],
+			Domains: service.Domains,
+			Backend: service.Backend,
+			IPRange: ipRanges[service.IPRange],
 		}
 	}
 
@@ -311,9 +316,9 @@ func generateAndLogDiff(logger *cylogger.Logger, filename, existingContent, expe
 
 	// ANSI color codes
 	const (
-		ColorRed     = "\033[31m"
-		ColorGreen   = "\033[32m"
-		ColorReset   = "\033[0m"
+		ColorRed   = "\033[31m"
+		ColorGreen = "\033[32m"
+		ColorReset = "\033[0m"
 	)
 
 	dmp := diffmatchpatch.New()
@@ -364,7 +369,7 @@ func normalize(text string) string {
 
 	for _, line := range lines {
 		trimmed := strings.TrimSpace(line)
-		if trimmed != "" {  // Skip empty lines
+		if trimmed != "" { // Skip empty lines
 			normalizedLines = append(normalizedLines, trimmed)
 		}
 	}
@@ -372,4 +377,4 @@ func normalize(text string) string {
 	// Join with single newlines and trim ends
 	result := strings.Join(normalizedLines, "\n")
 	return strings.TrimSpace(result)
-}
+}