filebrowser/cli/cmd/root.go

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package cmd
import (
"log"
"strings"
homedir "github.com/mitchellh/go-homedir"
"github.com/spf13/cobra"
v "github.com/spf13/viper"
)
var cfgFile string
// rootCmd represents the base command when called without any subcommands
var rootCmd = &cobra.Command{
Use: "filebrowser",
Version: "(untracked)",
Aliases: []string{"serve"},
Short: "A stylish web-based file manager",
Long: `Command 'serve' is the default. Filebrowser is started
with the provided envvars, flags and/or config file. For example:
filebrowser -c config.json -p 80 -s ./srv
File Browser is a static binary composed of a golang backend and
a Vue.js frontend to create, edit, copy, move, download your files
easily, everywhere, every time.`,
// Run: func(cmd *cobra.Command, args []string) {},
}
// 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() {
checkRootAlias()
if err := rootCmd.Execute(); err != nil {
panic(err)
}
}
func init() {
cobra.OnInitialize(initConfig)
rootCmd.SetVersionTemplate("File Browser {{printf \"version %s\" .Version}}\n")
rootCmd.PersistentFlags().StringVarP(&cfgFile, "config", "c", "", "config file (defaults are './.filebrowser[ext]', '$HOME/.filebrowser[ext]' or '/etc/filebrowser/.filebrowser[ext]')")
}
// initConfig reads in config file and ENV variables if set.
func initConfig() {
if cfgFile == "" {
// Find home directory.
home, err := homedir.Dir()
if err != nil {
panic(err)
}
v.AddConfigPath(".")
v.AddConfigPath(home)
v.AddConfigPath("/etc/filebrowser/")
v.SetConfigName(".filebrowser")
} else {
// Use config file from the flag.
v.SetConfigFile(cfgFile)
}
v.SetEnvPrefix("FB")
v.AutomaticEnv()
v.SetEnvKeyReplacer(strings.NewReplacer(".", "_"))
if err := v.ReadInConfig(); err != nil {
if _, ok := err.(v.ConfigParseError); ok {
panic(err)
}
} else {
log.Println("Using config file:", v.ConfigFileUsed())
}
}