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improve errors for missing directories (#1765)

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* improve errors for missing directories

Fixes #1761
Updates #1760

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

* update container docs

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

* update changelog with /var changes

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>

---------

Signed-off-by: Kristoffer Dalby <kristoffer@tailscale.com>
This commit is contained in:
Kristoffer Dalby 2024-02-17 13:36:19 +01:00 • committed by GitHub
parent c73e8476b9
commit b60ee9db54
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GPG key ID: B5690EEEBB952194
5 changed files with 51 additions and 2 deletions
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20
hscontrol/util/file.go
View file

@ -1,6 +1,8 @@
package util
import (
"errors"
"fmt"
"io/fs"
"os"
"path/filepath"
@ -42,3 +44,21 @@ func GetFileMode(key string) fs.FileMode {
return fs.FileMode(mode)
}
func EnsureDir(dir string) error {
if _, err := os.Stat(dir); os.IsNotExist(err) {
err := os.MkdirAll(dir, PermissionFallback)
if err != nil {
if errors.Is(err, os.ErrPermission) {
return fmt.Errorf(
"creating directory %s, failed with permission error, is it located somewhere Headscale can write?",
dir,
)
}
return fmt.Errorf("creating directory %s: %w", dir, err)
}
}
return nil
}