feat(sol): UDP + HTTP listener

config/config.go

@@ -0,0 +1,82 @@
+package config
+
+import (
+	"os"
+	"strconv"
+
+	"git.secnex.io/secnex/masterlog"
+)
+
+const (
+	// Default ports
+	DefaultSOLPort = 9999
+	DefaultAPIPort = 8080
+)
+
+// Config holds the application configuration
+type Config struct {
+	SOLPort    int
+	APIPort    int
+	APIEnabled bool
+	AuthUser   string
+	AuthPass   string
+}
+
+// Load loads configuration from environment variables
+func Load() *Config {
+	cfg := &Config{
+		SOLPort:    getPortFromEnv("SOL_PORT", DefaultSOLPort),
+		APIPort:    getPortFromEnv("API_PORT", DefaultAPIPort),
+		APIEnabled: getBoolFromEnv("API_ENABLED", false),
+		AuthUser:   os.Getenv("SOL_AUTH_USER"),
+		AuthPass:   os.Getenv("SOL_AUTH_PASSWORD"),
+	}
+
+	if cfg.AuthUser == "" || cfg.AuthPass == "" {
+		masterlog.Error("Environment variables not set", map[string]interface{}{
+			"variables": "SOL_AUTH_USER, SOL_AUTH_PASSWORD",
+		})
+		return nil
+	}
+
+	return cfg
+}
+
+func getPortFromEnv(envVar string, defaultPort int) int {
+	if portStr := os.Getenv(envVar); portStr != "" {
+		if port, err := strconv.Atoi(portStr); err == nil && port > 0 && port < 65536 {
+			return port
+		} else {
+			masterlog.Error("Invalid environment variable value", map[string]interface{}{
+				"error":    err,
+				"variable": envVar,
+				"value":    portStr,
+				"default":  defaultPort,
+				"type":     "port",
+			})
+		}
+	}
+	return defaultPort
+}
+
+func getBoolFromEnv(envVar string, defaultValue bool) bool {
+	if val := os.Getenv(envVar); val != "" {
+		if val == "true" || val == "TRUE" || val == "True" || val == "1" {
+			return true
+		} else {
+			masterlog.Error("Invalid environment variable value", map[string]interface{}{
+				"variable": envVar,
+				"value":    val,
+				"type":     "boolean",
+			})
+		}
+		return false
+	} else {
+		masterlog.Error("Invalid environment variable value", map[string]interface{}{
+			"variable": envVar,
+			"value":    val,
+			"type":     "boolean",
+		})
+		return false
+	}
+}