forked from hooksie1/cmsnr
-
Notifications
You must be signed in to change notification settings - Fork 0
/
root.go
86 lines (70 loc) · 2.31 KB
/
root.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
package cmd
import (
"fmt"
"os"
"github.com/sirupsen/logrus"
"github.com/spf13/cobra"
"github.com/spf13/viper"
)
var cfgFile string
var namespace string
var v string
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "cmsnrctl",
Short: "cmsnrctl allows interaction to cmsnr running in your cluster",
}
// Execute adds all child commands to the root command and sets flags appropriately.
// This is called by main.main(). It only needs to happen once to the rootCmd.
func Execute() {
cobra.CheckErr(rootCmd.Execute())
}
func init() {
cobra.OnInitialize(initConfig)
// Here you will define your flags and configuration settings.
// Cobra supports persistent flags, which, if defined here,
// will be global for your application.
rootCmd.PersistentFlags().StringVar(&cfgFile, "config", "", "config file (default is $HOME/.cmsnr.yaml)")
rootCmd.PersistentFlags().StringVarP(&v, "verbosity", "v", logrus.InfoLevel.String(), "Logging level")
rootCmd.PersistentFlags().StringVarP(&namespace, "namespace", "n", "default", "The namespace to use")
rootCmd.PersistentFlags().StringP("registry", "r", "dockerhub.marketstudies.com", "Container registry")
viper.BindPFlag("registry", rootCmd.PersistentFlags().Lookup("registry"))
rootCmd.PersistentPreRunE = func(cmd *cobra.Command, args []string) error {
if err := setLogLevel(v); err != nil {
return err
}
return nil
}
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
if cfgFile != "" {
// Use config file from the flag.
viper.SetConfigFile(cfgFile)
} else {
// Find home directory.
home, err := os.UserHomeDir()
cobra.CheckErr(err)
// Search config in home directory with name ".cmsnr" (without extension).
viper.AddConfigPath(home)
viper.SetConfigType("yaml")
viper.SetConfigName(".cmsnr")
}
viper.AutomaticEnv() // read in environment variables that match
// If a config file is found, read it in.
if err := viper.ReadInConfig(); err == nil {
fmt.Fprintln(os.Stderr, "Using config file:", viper.ConfigFileUsed())
}
}
func setLogLevel(v string) error {
l, err := logrus.ParseLevel(v)
if err != nil {
return err
}
logrus.SetLevel(l)
logrus.SetFormatter(&logrus.TextFormatter{
FullTimestamp: true,
DisableLevelTruncation: true,
})
return nil
}