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doctor: add fs fault injection and lock contention coverage

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Co-authored-by: factory-droid[bot] <138933559+factory-droid[bot]@users.noreply.github.com>
This commit is contained in:
Jordan Hubbard
2025-12-26 09:22:45 -04:00
parent 8166207eb4
commit 7af3106610
15 changed files with 357 additions and 68 deletions
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24
cmd/bd/doctor/fix/jsonl_integrity.go
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@@ -2,7 +2,6 @@ package fix
import (
"fmt"
"io"
"os"
"path/filepath"
"time"
@@ -58,13 +57,13 @@ func JSONLIntegrity(path string) error {
// Back up the JSONL.
ts := time.Now().UTC().Format("20060102T150405Z")
backup := jsonlPath + "." + ts + ".corrupt.backup.jsonl"
if err := os.Rename(jsonlPath, backup); err != nil {
if err := moveFile(jsonlPath, backup); err != nil {
return fmt.Errorf("failed to back up JSONL: %w", err)
}
binary, err := getBdBinary()
if err != nil {
_ = os.Rename(backup, jsonlPath)
_ = moveFile(backup, jsonlPath)
return err
}
@@ -78,7 +77,7 @@ func JSONLIntegrity(path string) error {
failedTS := time.Now().UTC().Format("20060102T150405Z")
if _, statErr := os.Stat(jsonlPath); statErr == nil {
failed := jsonlPath + "." + failedTS + ".failed.regen.jsonl"
_ = os.Rename(jsonlPath, failed)
_ = moveFile(jsonlPath, failed)
}
_ = copyFile(backup, jsonlPath)
return fmt.Errorf("failed to regenerate JSONL from database: %w (backup: %s)", err, backup)
@@ -86,20 +85,3 @@ func JSONLIntegrity(path string) error {
return nil
}
func copyFile(src, dst string) error {
in, err := os.Open(src) // #nosec G304 -- src is within the workspace
if err != nil {
return err
}
defer in.Close()
out, err := os.OpenFile(dst, os.O_CREATE|os.O_TRUNC|os.O_WRONLY, 0644)
if err != nil {
return err
}
defer func() { _ = out.Close() }()
if _, err := io.Copy(out, in); err != nil {
return err
}
return out.Close()
}