mcias/cmd/mcias/root.go

65 lines
1.6 KiB
Go

package main
import (
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var (
cfgFile string
dbPath string
addr string
rootCmd = &cobra.Command{
Use: "mcias",
Short: "MCIAS - Metacircular Identity and Access System",
Long: `MCIAS is the metacircular identity and access system,
providing identity and authentication across metacircular projects.
It currently provides the following across metacircular services:
1. User password authentication
2. User token authentication
3. Database credential authentication`,
}
)
func Execute() error {
return rootCmd.Execute()
}
func init() {
cobra.OnInitialize(initConfig)
rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.mcias.yaml)")
rootCmd.PersistentFlags().StringVar(&dbPath, "db", "mcias.db", "Path to SQLite database file")
rootCmd.PersistentFlags().StringVar(&addr, "addr", ":8080", "Address to listen on")
if err := viper.BindPFlag("db", rootCmd.PersistentFlags().Lookup("db")); err != nil {
fmt.Fprintf(os.Stderr, "Error binding db flag: %v\n", err)
}
if err := viper.BindPFlag("addr", rootCmd.PersistentFlags().Lookup("addr")); err != nil {
fmt.Fprintf(os.Stderr, "Error binding addr flag: %v\n", err)
}
}
func initConfig() {
if cfgFile != "" {
viper.SetConfigFile(cfgFile)
} else {
home, err := os.UserHomeDir()
cobra.CheckErr(err)
viper.AddConfigPath(home)
viper.SetConfigType("yaml")
viper.SetConfigName(".mcias")
}
viper.AutomaticEnv()
if err := viper.ReadInConfig(); err == nil {
fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
}
}