feature(manager): Manager server logger and config

manager/config.go

@@ -0,0 +1,63 @@
+package manager
+
+import (
+	"github.com/BurntSushi/toml"
+	"github.com/codegangsta/cli"
+)
+
+// A Config is the top-level toml-serializaible config struct
+type Config struct {
+	Debug  bool         `toml:"debug"`
+	Server ServerConfig `toml:"server"`
+	Files  FileConfig   `toml:"files"`
+}
+
+// A ServerConfig represents the configuration for HTTP server
+type ServerConfig struct {
+	Addr    string `toml:"addr"`
+	Port    int    `toml:"port"`
+	SSLCert string `toml:"ssl_cert"`
+	SSLKey  string `toml:"ssl_key"`
+}
+
+// A FileConfig contains paths to special files
+type FileConfig struct {
+	StatusFile string `toml:"status_file"`
+	DBFile     string `toml:"db_file"`
+}
+
+func loadConfig(cfgFile string, c *cli.Context) (*Config, error) {
+
+	cfg := new(Config)
+	cfg.Server.Addr = "127.0.0.1"
+	cfg.Server.Port = 14242
+	cfg.Debug = false
+	cfg.Files.StatusFile = "/var/lib/tunasync/tunasync.json"
+	cfg.Files.DBFile = "/var/lib/tunasync/tunasync.db"
+
+	if cfgFile != "" {
+		if _, err := toml.DecodeFile(cfgFile, cfg); err != nil {
+			logger.Error(err.Error())
+			return nil, err
+		}
+	}
+
+	if c.String("addr") != "" {
+		cfg.Server.Addr = c.String("addr")
+	}
+	if c.Int("port") > 0 {
+		cfg.Server.Port = c.Int("port")
+	}
+	if c.String("cert") != "" && c.String("key") != "" {
+		cfg.Server.SSLCert = c.String("cert")
+		cfg.Server.SSLKey = c.String("key")
+	}
+	if c.String("status-file") != "" {
+		cfg.Files.StatusFile = c.String("status-file")
+	}
+	if c.String("db-file") != "" {
+		cfg.Files.DBFile = c.String("db-file")
+	}
+
+	return cfg, nil
+}