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Pull request 2312: 7400 Windows permcheck

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Updates #7400.

Squashed commit of the following:

commit f50d7c200de545dc6c8ef70b39208f522033fb90
Merge: 47040a14c 37b16bcf7
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Dec 3 18:09:23 2024 +0300

    Merge branch 'master' into 7400-chown-permcheck

commit 47040a14cd50bf50429f44eba0acdcf736412b61
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Tue Dec 3 14:26:43 2024 +0300

    permcheck: fix nil entries

commit e1d21c576d75a903b88db3b7beb82348cdcf60c9
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Dec 2 15:37:58 2024 +0300

    permcheck: fix nil owner

commit b1fc67c4d189293d0aee90c1905f7f387840643b
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Nov 29 18:07:15 2024 +0300

    permcheck: imp doc

commit 0b6a71326e249f0923e389aa1f6f164b02802a24
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Nov 29 17:16:24 2024 +0300

    permcheck: imp code

commit 7dfbeda179d0ddb81db54fa4e0dcff189b400215
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Fri Nov 29 14:28:17 2024 +0300

    permcheck: imp code

commit 3a5b6aced948a2d09fdae823fc986266c9984b3d
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Nov 28 19:21:03 2024 +0300

    all: imp code, docs

commit c076c9366934303fa8c5909bd13770e367dca72e
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Thu Nov 28 15:14:06 2024 +0300

    permcheck: imp code, docs

commit 09e4ae1ba12e195454f1db11fa2f5c9e8e170f06
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Wed Nov 27 19:19:11 2024 +0300

    all: implement windows permcheck

commit b75ed7d4d30e289b8a99e68e6a5e94ab74cf49cb
Author: Eugene Burkov <E.Burkov@AdGuard.COM>
Date:   Mon Nov 25 18:01:47 2024 +0300

    all: revert permissions
This commit is contained in:
Eugene Burkov
2024-12-03 18:26:00 +03:00
parent 37b16bcf79
commit 3895cfb4f0
26 changed files with 669 additions and 825 deletions
Download Patch File Download Diff File Expand all files Collapse all files

66
internal/permcheck/migrate_unix.go Normal file
View File

@@ -0,0 +1,66 @@
//go:build unix
package permcheck
import (
"context"
"log/slog"
"os"
"github.com/AdguardTeam/AdGuardHome/internal/aghos"
"github.com/AdguardTeam/golibs/errors"
"github.com/AdguardTeam/golibs/logutil/slogutil"
)
// needsMigration is a Unix-specific implementation of [NeedsMigration].
//
// TODO(a.garipov): Consider ways to detect this better.
func needsMigration(ctx context.Context, l *slog.Logger, _, confFilePath string) (ok bool) {
s, err := os.Stat(confFilePath)
if err != nil {
if errors.Is(err, os.ErrNotExist) {
// Likely a first run. Don't check.
return false
}
l.ErrorContext(ctx, "checking a need for permission migration", slogutil.KeyError, err)
// Unexpected error. Try to migrate just in case.
return true
}
return s.Mode().Perm() != aghos.DefaultPermFile
}
// migrate is a Unix-specific implementation of [Migrate].
func migrate(
ctx context.Context,
l *slog.Logger,
workDir string,
dataDir string,
statsDir string,
querylogDir string,
confFilePath string,
) {
dirLoggger, fileLogger := l.With("type", typeDir), l.With("type", typeFile)
for _, ent := range entities(workDir, dataDir, statsDir, querylogDir, confFilePath) {
if ent.Value {
chmodDir(ctx, dirLoggger, ent.Key)
} else {
chmodFile(ctx, fileLogger, ent.Key)
}
}
}
// chmodDir changes the permissions of a single directory. The results are
// logged at the appropriate level.
func chmodDir(ctx context.Context, l *slog.Logger, dirPath string) {
chmodPath(ctx, l, dirPath, aghos.DefaultPermDir)
}
// chmodFile changes the permissions of a single file. The results are logged
// at the appropriate level.
func chmodFile(ctx context.Context, l *slog.Logger, filePath string) {
chmodPath(ctx, l, filePath, aghos.DefaultPermFile)
}