Files
selfpost/internal/store/store.go
T
mix 5e5d157496 release: 0.5.0: Pre-1.0 security review, domain-admin role, doc consolidation
A bounce could be recorded as a successful delivery. The log-tailer's
Fixed:
  - A bounce could be recorded as a successful delivery. The log-tailer's
  - Log-tailer resumes where it stopped instead of jumping to end-of-file on
  - Level-2 rate limit no longer overshoots under concurrency: messages that
Changed:
  - The project has a single public home: `github.com/mixeme/selfpost`. Codeberg
  - Code comments no longer cite the archived specification. References like
  - `docs/code-review.md` is gone. Its plan is finished — phases 0 (bar the
  - `docs/architecture.md` gained a *Code layers* section: a diagram of
  - Phase 1 doc/code hygiene (`docs/code-review.md`): removed ~30 stale
  … (1 more in CHANGELOG)
Security:
  - Pre-release security review (plan § D, model Fable, 2026-08-06): full pass
  - `saslpasswd2` argv: the application login is now passed after a `--`
Added:
  - Optional password encryption for the two secret-bearing downloads (plan
  - Domain import accepts an encrypted export: the envelope is detected by its
  - `selfpost-backup` writes encrypted archives and reads them back:
  - `TestParseDelivery` covers the exotic mail.log shapes the review asked for
  - docs: README *Encrypting a backup or export*; `docs/security.md` §
  … (14 more in CHANGELOG)
Removed:
  - docs: `security.md` — accepted risk «restore old backup revives session rows»
Changed:
  - docs: `implementation-plan.md` trimmed to the sole open v1.x gate — pre-release
  - docs: `architecture.md` — sessions (SQLite, idle renew, password change),
  - docs: `development.md` — expanded e2e stack and `release.yml` matrix workflow.
  - docs: `security.md` — accepted risk for send-log rows stuck at `queued` after
  - docs: `roadmap.md` — optional send-log / `mail.log` follow-ups under v1.x tail.
  … (10 more in CHANGELOG)

Full detail: CHANGELOG.md (0.5.0).
2026-09-22 15:24:51 +03:00

101 lines
2.9 KiB
Go

// Package store owns the SelfPost SQLite database: the single file under /data
// that persists the administrator account, sending domains and applications,
// the send log and rate-limit settings (architecture.md § Persistence). It
// exposes typed queries so the rest of the panel never builds SQL by hand.
package store
import (
"database/sql"
"embed"
"fmt"
"io/fs"
"sort"
_ "modernc.org/sqlite" // pure-Go SQLite driver (no cgo), keeps the static build
)
//go:embed migrations/*.sql
var migrationsFS embed.FS
// Store wraps the database connection pool.
type Store struct {
db *sql.DB
}
// Open opens (creating if needed) the SQLite database at path, enables WAL and
// foreign keys, and applies any pending migrations. The caller owns Close.
func Open(path string) (*Store, error) {
// _pragma parameters are applied on every pooled connection by the driver,
// so foreign-key enforcement and WAL survive connection churn.
dsn := fmt.Sprintf("file:%s?_pragma=journal_mode(WAL)&_pragma=busy_timeout(5000)&_pragma=foreign_keys(ON)", path)
db, err := sql.Open("sqlite", dsn)
if err != nil {
return nil, fmt.Errorf("open database: %w", err)
}
// modernc's driver serializes writes anyway; a small pool avoids
// "database is locked" surprises under WAL.
db.SetMaxOpenConns(1)
s := &Store{db: db}
if err := s.migrate(); err != nil {
db.Close()
return nil, err
}
return s, nil
}
// Close closes the underlying database.
func (s *Store) Close() error {
return s.db.Close()
}
// migrate applies embedded migrations in filename order, tracking progress via
// SQLite's PRAGMA user_version so each migration runs at most once.
func (s *Store) migrate() error {
entries, err := fs.ReadDir(migrationsFS, "migrations")
if err != nil {
return fmt.Errorf("read migrations: %w", err)
}
names := make([]string, 0, len(entries))
for _, e := range entries {
if !e.IsDir() {
names = append(names, e.Name())
}
}
sort.Strings(names)
var version int
if err := s.db.QueryRow("PRAGMA user_version").Scan(&version); err != nil {
return fmt.Errorf("read schema version: %w", err)
}
for i, name := range names {
target := i + 1
if target <= version {
continue
}
sqlBytes, err := migrationsFS.ReadFile("migrations/" + name)
if err != nil {
return fmt.Errorf("read migration %s: %w", name, err)
}
tx, err := s.db.Begin()
if err != nil {
return fmt.Errorf("begin migration %s: %w", name, err)
}
if _, err := tx.Exec(string(sqlBytes)); err != nil {
tx.Rollback()
return fmt.Errorf("apply migration %s: %w", name, err)
}
// PRAGMA does not accept a bound parameter, and target is a trusted
// loop index, so formatting it in is safe.
if _, err := tx.Exec(fmt.Sprintf("PRAGMA user_version = %d", target)); err != nil {
tx.Rollback()
return fmt.Errorf("bump schema version for %s: %w", name, err)
}
if err := tx.Commit(); err != nil {
return fmt.Errorf("commit migration %s: %w", name, err)
}
}
return nil
}