Files
edgeguard-native/cmd/edgeguard-scheduler/main.go
Debian e537d70e04 feat: Unbound DNS-Resolver — vollständig (Renderer + Handler + UI)
Stub raus, vollständig implementiert:

* Migration 0014: dns_settings (single-row) + dns_zones.forward_to.
  Default-Settings sind sinnvoll für die typische LAN-Resolver-Rolle
  (1.1.1.1 + 9.9.9.9 upstream, localnet allow, DNSSEC + qname-min on).
* internal/services/dns: CRUD-Repo für zones, records, settings.
* internal/handlers/dns.go: REST /api/v1/dns/zones, /records, /settings
  mit Auto-Reload nach jeder Mutation.
* internal/unbound/unbound.cfg.tpl + unbound.go: Renderer schreibt
  /etc/unbound/unbound.conf.d/edgeguard.conf direkt (kein Symlink-
  Dance, weil AppArmor unbound nur /etc/unbound erlaubt). Local-zones
  authoritativ aus dns_records; forward-zones per stub-zone; default-
  forwarders catchen alles sonst.
* main.go: dnsRepo + unbound-Reloader injiziert.
* render.go: unbound.New() bekommt Pool.
* postinst:
  - Conf-Datei /etc/unbound/unbound.conf.d/edgeguard.conf wird als
    edgeguard:edgeguard 0644 angelegt damit Renderer schreiben kann.
  - /etc/edgeguard + Service-Subdirs auf 0755 (Squid + Unbound laufen
    NICHT als edgeguard, brauchen Read-Traversal).
  - Sudoers: systemctl reload unbound.service whitelisted.
* Template: chroot:"" (Conf liegt außerhalb /var/lib/unbound default-
  chroot), DNSSEC-Trust-Anchor NICHT setzen (Distro hat schon
  root-auto-trust-anchor-file.conf — sonst doppelter Anchor → start
  failure).
* Frontend /dns: PageHeader + zwei Tabs (Zones + Resolver-Settings).
  Zones-Tab mit Drawer für Records (CRUD pro Zone, A/AAAA/CNAME/TXT/
  MX/SRV/NS/PTR/CAA). Sidebar-Eintrag unter Network.
* i18n DE/EN für dns.* Block.

Verified end-to-end: render → unbound restart → dig @127.0.0.1
example.com → 104.20.23.154 / 172.66.147.243.

Version 1.0.34 (mehrere Iterationen wegen AppArmor + chroot + perms).

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-11 06:24:51 +02:00

86 lines
2.5 KiB
Go

// edgeguard-scheduler runs background jobs that don't belong on the
// API request path:
//
// - ACME cert renewal (every 6h, re-issues anything < 30d to expiry)
//
// Future jobs (cluster heartbeat, backup, audit-log retention)
// hang off the same Tick loop. Stays single-process — no leader
// election yet (Phase 3).
package main
import (
"context"
"log/slog"
"os"
"time"
"git.netcell-it.de/projekte/edgeguard-native/internal/database"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/acme"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/certrenewer"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/setup"
"git.netcell-it.de/projekte/edgeguard-native/internal/services/tlscerts"
)
var version = "1.0.34"
const (
// renewTickInterval — how often we re-evaluate expiring certs.
// 6h is enough: LE renewal window is 30 days; missing one tick
// makes no difference. Hourly would log too much.
renewTickInterval = 6 * time.Hour
// certDir matches handlers.NewTLSCertsHandler default — HAProxy
// reads from this directory.
certDir = "/etc/edgeguard/tls"
)
func main() {
slog.SetDefault(slog.New(slog.NewTextHandler(os.Stderr, &slog.HandlerOptions{Level: slog.LevelInfo})))
slog.Info("edgeguard-scheduler starting", "version", version)
ctx := context.Background()
pool, err := database.Open(ctx, database.ConnStringFromEnv())
if err != nil {
slog.Error("scheduler: DB open failed — sleeping forever", "error", err)
select {}
}
defer pool.Close()
tlsRepo := tlscerts.New(pool)
setupStore := setup.NewStore(setup.DefaultDir)
st, _ := setupStore.Load()
var renewer *certrenewer.Service
if st != nil && st.ACMEEmail != "" {
issuer := acme.New(st.ACMEEmail)
renewer = certrenewer.New(tlsRepo, issuer, certDir, 30*24*time.Hour)
slog.Info("scheduler: ACME renewer enabled",
"email", st.ACMEEmail, "tick", renewTickInterval, "threshold", "30d")
} else {
slog.Warn("scheduler: setup.acme_email empty — ACME renewal disabled until setup wizard ran")
}
if renewer != nil {
runRenewer(ctx, renewer)
}
tick := time.NewTicker(renewTickInterval)
defer tick.Stop()
for range tick.C {
if renewer != nil {
runRenewer(ctx, renewer)
}
}
}
func runRenewer(ctx context.Context, r *certrenewer.Service) {
res, err := r.Run(ctx)
if err != nil {
slog.Error("scheduler: renewer run failed", "error", err)
return
}
slog.Info("scheduler: renewer pass complete",
"checked", res.Checked, "renewed", res.Renewed,
"failed", res.Failed, "skipped", res.Skipped)
}