forked from docker/machine
/
utils.go
49 lines (42 loc) · 977 Bytes
/
utils.go
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package drivers
import (
"fmt"
"os"
"path/filepath"
"runtime"
)
func GetHomeDir() string {
if runtime.GOOS == "windows" {
return os.Getenv("USERPROFILE")
}
return os.Getenv("HOME")
}
func GetDockerDir() string {
return fmt.Sprintf(filepath.Join(GetHomeDir(), ".docker"))
}
func PublicKeyPath() string {
return filepath.Join(GetHomeDir(), ".docker", "public-key.json")
}
func AddPublicKeyToAuthorizedHosts(d Driver, authorizedKeysPath string) error {
f, err := os.Open(PublicKeyPath())
if err != nil {
return err
}
defer f.Close()
cmdString := fmt.Sprintf("mkdir -p %q && cat > %q", authorizedKeysPath, filepath.Join(authorizedKeysPath, "docker-host.json"))
cmd, err := d.GetSSHCommand(cmdString)
if err != nil {
return err
}
cmd.Stdin = f
return cmd.Run()
}
func PublicKeyExists() (bool, error) {
_, err := os.Stat(PublicKeyPath())
if err == nil {
return true, nil
} else if os.IsNotExist(err) {
return false, nil
}
return false, err
}