79 lines
1.4 KiB
Go
79 lines
1.4 KiB
Go
package utils
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import (
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"errors"
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"fmt"
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"os"
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"os/user"
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"path"
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"path/filepath"
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)
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func GetDefaultDBPath() string {
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return "./"
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}
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func CheckDirExists(path string) (bool, error) {
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info, err := os.Stat(path)
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if err == nil {
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return info.IsDir(), nil
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}
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return false, err
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}
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func CheckFileExists(file string) (bool, error) {
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info, err := os.Stat(file)
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if err == nil {
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if info.IsDir() {
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errMsg := fmt.Sprintf("'%s' is a directory", file)
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return false, errors.New(errMsg)
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}
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return true, nil
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}
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if os.IsNotExist(err) {
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return false, nil
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}
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return false, err
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}
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func CheckWriteable(dir string) error {
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_, err := os.Stat(dir)
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if err == nil {
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// dir exists, make sure we can write to it
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testfile := path.Join(dir, "test")
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fi, err := os.Create(testfile)
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if err != nil {
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if os.IsPermission(err) {
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return fmt.Errorf("%s is not writeable by the current user", dir)
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}
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return fmt.Errorf("unexpected error while checking writeablility of repo root: %s", err)
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}
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fi.Close()
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return os.Remove(testfile)
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}
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if os.IsNotExist(err) {
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// dir doesnt exist, check that we can create it
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return os.Mkdir(dir, 0775)
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}
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if os.IsPermission(err) {
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return fmt.Errorf("cannot write to %s, incorrect permissions", err)
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}
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return err
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}
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func GetHomeDir() string {
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user, _ := user.Current()
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return user.HomeDir
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}
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func ExpandPath(paths ...string) string {
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return os.ExpandEnv(filepath.Join(paths...))
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}
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