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package main
import (
"fmt"
"os"
)
type Conf struct {
Source string
Dest string
}
func main() {
conf := &Conf{
Source: os.Getenv("CONF_SOURCE"),
Dest: os.Getenv("CONF_DEST"),
}
if err := checkdir(conf.Source); err != nil {
fmt.Printf("could not find $CONF_SOURCE: %v\n", err)
os.Exit(1)
}
if err := checkdir(conf.Dest); err != nil {
fmt.Printf("could not find $CONF_DEST: %v\n", err)
os.Exit(1)
}
if len(os.Args) < 2 {
fmt.Printf("usage: conf <adopt|apply> [files...]\n")
os.Exit(1)
}
switch os.Args[1] {
case "apply":
if err := apply(conf, os.Args[2:]); err != nil {
fmt.Printf("%v\n", err)
os.Exit(1)
}
case "adopt":
if err := adopt(conf, os.Args[2:]); err != nil {
fmt.Printf("%v\n", err)
os.Exit(1)
}
default:
fmt.Printf("unrecognized command: %s\n", os.Args[1])
os.Exit(1)
}
}
func checkdir(path string) error {
info, err := os.Stat(path)
if err != nil {
return err
}
if !info.IsDir() {
return fmt.Errorf("%s is not a directory", path)
}
return nil
}
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