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4569339a4b
* Refactor Logger
Refactor Logger to make a logger interface and make it possible to
wrap loggers for specific purposes.
* Refactor Doctor
Move the gitea doctor functions into its own module.
Use a logger for its messages instead of returning a results string[]
Signed-off-by: Andrew Thornton <art27@cantab.net>
* Update modules/doctor/misc.go
Co-authored-by: 6543 <6543@obermui.de>
* Update modules/doctor/misc.go
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: techknowlogick <techknowlogick@gitea.io>
96 lines
2.8 KiB
Go
96 lines
2.8 KiB
Go
// Copyright 2020 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package doctor
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import (
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"bufio"
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"bytes"
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"code.gitea.io/gitea/models"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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)
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const tplCommentPrefix = `# gitea public key`
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func checkAuthorizedKeys(logger log.Logger, autofix bool) error {
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if setting.SSH.StartBuiltinServer || !setting.SSH.CreateAuthorizedKeysFile {
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return nil
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}
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fPath := filepath.Join(setting.SSH.RootPath, "authorized_keys")
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f, err := os.Open(fPath)
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if err != nil {
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if !autofix {
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logger.Critical("Unable to open authorized_keys file. ERROR: %v", err)
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return fmt.Errorf("Unable to open authorized_keys file. ERROR: %v", err)
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}
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logger.Warn("Unable to open authorized_keys. (ERROR: %v). Attempting to rewrite...", err)
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if err = models.RewriteAllPublicKeys(); err != nil {
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logger.Critical("Unable to rewrite authorized_keys file. ERROR: %v", err)
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return fmt.Errorf("Unable to rewrite authorized_keys file. ERROR: %v", err)
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}
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}
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defer f.Close()
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linesInAuthorizedKeys := map[string]bool{}
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scanner := bufio.NewScanner(f)
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for scanner.Scan() {
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line := scanner.Text()
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if strings.HasPrefix(line, tplCommentPrefix) {
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continue
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}
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linesInAuthorizedKeys[line] = true
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}
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f.Close()
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// now we regenerate and check if there are any lines missing
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regenerated := &bytes.Buffer{}
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if err := models.RegeneratePublicKeys(regenerated); err != nil {
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logger.Critical("Unable to regenerate authorized_keys file. ERROR: %v", err)
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return fmt.Errorf("Unable to regenerate authorized_keys file. ERROR: %v", err)
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}
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scanner = bufio.NewScanner(regenerated)
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for scanner.Scan() {
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line := scanner.Text()
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if strings.HasPrefix(line, tplCommentPrefix) {
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continue
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}
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if ok := linesInAuthorizedKeys[line]; ok {
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continue
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}
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if !autofix {
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logger.Critical(
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"authorized_keys file %q is out of date.\nRegenerate it with:\n\t\"%s\"\nor\n\t\"%s\"",
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fPath,
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"gitea admin regenerate keys",
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"gitea doctor --run authorized_keys --fix")
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return fmt.Errorf(`authorized_keys is out of date and should be regenerated with "gitea admin regenerate keys" or "gitea doctor --run authorized_keys --fix"`)
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}
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logger.Warn("authorized_keys is out of date. Attempting rewrite...")
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err = models.RewriteAllPublicKeys()
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if err != nil {
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logger.Critical("Unable to rewrite authorized_keys file. ERROR: %v", err)
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return fmt.Errorf("Unable to rewrite authorized_keys file. ERROR: %v", err)
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}
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}
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return nil
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}
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func init() {
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Register(&Check{
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Title: "Check if OpenSSH authorized_keys file is up-to-date",
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Name: "authorized-keys",
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IsDefault: true,
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Run: checkAuthorizedKeys,
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Priority: 4,
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})
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}
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