1 files changed, 46 insertions, 0 deletions
diff --git a/cmd/root.go b/cmd/root.go
new file mode 100644
index 0000000..1048bf2
--- /dev/null
+++ b/cmd/root.go
@@ -0,0 +1,46 @@
+package cmd
+
+import (
+	"log"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+// LogLevel Flag
+var LogLevel = "info"
+var LogFormat = "json"
+var cfgFile string
+var rootCmd = &cobra.Command{
+	Use:   "demoon",
+	Short: "demoon",
+}
+
+func init() {
+	cobra.OnInitialize(initConfig)
+	rootCmd.PersistentFlags().StringVar(&cfgFile,
+		"config", "", "config file (default is ./config.yml)")
+	viper.SetConfigName("config")
+	viper.AddConfigPath(".")                  // First try to load the config from the current directory
+	viper.AddConfigPath("$HOME")              // Then try to load it from the HOME directory
+	viper.AddConfigPath("/etc/demoon/") // As a last resort try to load it from the /etc/
+}
+
+func initConfig() {
+	if cfgFile != "" {
+		// Use config file from the flag.
+		viper.SetConfigFile(cfgFile)
+	}
+	viper.SetEnvPrefix("CFG")
+	viper.AutomaticEnv()
+	if err := viper.ReadInConfig(); err != nil {
+		log.Fatal("Can't read configuration file", "error", err)
+	}
+}
+
+// Execute the commands
+func Execute() {
+	if err := rootCmd.Execute(); err != nil {
+		log.Fatal("failed to execute", "error", err)
+	}
+}