v0.4.4 refactor, but fixes, minor improvements

src/internal/config/logging.go

@@ -50,7 +50,7 @@ func DefaultLogConfig() *LogConfig {
 		Output: "stderr",
 		Level:  "info",
 		File: &LogFileConfig{
-			Directory:      "./logs",
+			Directory:      "./log",
 			Name:           "logwisp",
 			MaxSizeMB:      100,
 			MaxTotalSizeMB: 1000,

src/internal/config/pipeline.go

@@ -108,6 +108,14 @@ func validateSource(pipelineName string, sourceIndex int, cfg *SourceConfig) err
 				pipelineName, sourceIndex)
 		}
 
+		// Validate host if provided
+		if host, ok := cfg.Options["host"].(string); ok && host != "" {
+			if net.ParseIP(host) == nil {
+				return fmt.Errorf("pipeline '%s' source[%d]: invalid IP address: %s",
+					pipelineName, sourceIndex, host)
+			}
+		}
+
 		// Validate path if provided
 		if ingestPath, ok := cfg.Options["ingest_path"].(string); ok {
 			if !strings.HasPrefix(ingestPath, "/") {
@@ -138,6 +146,14 @@ func validateSource(pipelineName string, sourceIndex int, cfg *SourceConfig) err
 				pipelineName, sourceIndex)
 		}
 
+		// Validate host if provided
+		if host, ok := cfg.Options["host"].(string); ok && host != "" {
+			if net.ParseIP(host) == nil {
+				return fmt.Errorf("pipeline '%s' source[%d]: invalid IP address: %s",
+					pipelineName, sourceIndex, host)
+			}
+		}
+
 		// Validate net_limit if present within Options
 		if rl, ok := cfg.Options["net_limit"].(map[string]any); ok {
 			if err := validateNetLimitOptions("TCP source", pipelineName, sourceIndex, rl); err != nil {
@@ -174,6 +190,14 @@ func validateSink(pipelineName string, sinkIndex int, cfg *SinkConfig, allPorts
 				pipelineName, sinkIndex)
 		}
 
+		// Validate host if provided
+		if host, ok := cfg.Options["host"].(string); ok && host != "" {
+			if net.ParseIP(host) == nil {
+				return fmt.Errorf("pipeline '%s' sink[%d]: invalid IP address: %s",
+					pipelineName, sinkIndex, host)
+			}
+		}
+
 		// Check port conflicts
 		if existing, exists := allPorts[port]; exists {
 			return fmt.Errorf("pipeline '%s' sink[%d]: HTTP port %d already used by %s",
@@ -233,6 +257,14 @@ func validateSink(pipelineName string, sinkIndex int, cfg *SinkConfig, allPorts
 				pipelineName, sinkIndex)
 		}
 
+		// Validate host if provided
+		if host, ok := cfg.Options["host"].(string); ok && host != "" {
+			if net.ParseIP(host) == nil {
+				return fmt.Errorf("pipeline '%s' sink[%d]: invalid IP address: %s",
+					pipelineName, sinkIndex, host)
+			}
+		}
+
 		// Check port conflicts
 		if existing, exists := allPorts[port]; exists {
 			return fmt.Errorf("pipeline '%s' sink[%d]: TCP port %d already used by %s",