Files
edgeguard-native/packaging/debian/edgeguard-api/DEBIAN/postinst
Debian 914538eed1 feat(configgen): Phase 2 Config-Generator + nginx → HAProxy-only Pivot
Architektur-Pivot: nginx fällt komplett weg. HAProxy 2.8+ übernimmt
TLS-Termination, L7-Routing per Host-Header und LB. ACME-Webroot
und Management-UI werden von edgeguard-api ausgeliefert (Phase 3
implementiert die zugehörigen Handler); HAProxy proxied
/.well-known/acme-challenge/* und Management-FQDN-Traffic an
127.0.0.1:9443. Eine Distro-Abhängigkeit weniger, ein Renderer
weniger, sauberere Trennung.

Renderer (alle mit Embed-Templates + Tests):
* internal/configgen/  — atomic write + systemctl reload helpers
* internal/haproxy/    — :80 + :443, ACME-ACL, Host-Header-Routing,
                         Stats-Frontend, api_backend Fallback
* internal/firewall/   — default-deny input, stateful baseline,
                         SSH-Rate-Limit, :80/:443 accept,
                         Cluster-Peer-Set für mTLS :8443,
                         Custom-Rules aus PG
* internal/{squid,wireguard,unbound}/ — Stubs (ErrNotImplemented)

Orchestrator + CLI:
* internal/services/configorch/  — fester Reihenfolge-Run, Stubs
                                   sind soft-skip statt fatal
* cmd/edgeguard-ctl render-config [--no-reload] [--only=svc1,svc2]

Packaging:
* postinst: /etc/edgeguard/nginx raus, /var/lib/edgeguard/acme rein,
  self-signed _default.pem via openssl req (damit HAProxy startet
  bevor certbot etwas issuet hat)
* control: Depends nginx raus, openssl rein
* edgeguard-ui: dependency auf nginx weg, "Served by edgeguard-api
  gin StaticFS"

Live-Smoke: render-config gegen lokale PG schreibt /etc/edgeguard/
haproxy/haproxy.cfg + nftables.d/ruleset.nft korrekt; CRUD-Test aus
Phase 2 läuft weiter unverändert.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-09 10:59:52 +02:00

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#!/bin/bash
# postinst for edgeguard-api — creates system user, filesystem layout,
# initialises PostgreSQL (role + db + migrations), enables systemd
# units. Each step idempotent; safe to re-run on every upgrade.
set -e
export LC_ALL=C
export LANG=C
EG_USER="edgeguard"
EG_HOME="/var/lib/edgeguard"
case "$1" in
configure)
# ── System user ──────────────────────────────────────────────
if ! getent passwd "$EG_USER" >/dev/null; then
adduser --system --group --home "$EG_HOME" \
--shell /usr/sbin/nologin --no-create-home \
--gecos "EdgeGuard daemon" "$EG_USER"
fi
# ── Directories ──────────────────────────────────────────────
for d in /etc/edgeguard /var/lib/edgeguard /var/log/edgeguard \
/etc/edgeguard/haproxy /etc/edgeguard/squid \
/etc/edgeguard/wireguard /etc/edgeguard/unbound \
/etc/edgeguard/nftables.d /etc/edgeguard/tls \
/var/lib/edgeguard/acme; do
install -d -m 0750 -o "$EG_USER" -g "$EG_USER" "$d"
done
# ── Self-signed default cert so HAProxy starts cleanly ───────
# HAProxy `bind :443 ssl crt /etc/edgeguard/tls/` needs at least
# one PEM in the directory to come up. Operator runs certbot
# later; until then, browsers see an unverified cert which is
# the expected first-boot UX.
DEFAULT_PEM="/etc/edgeguard/tls/_default.pem"
if [ ! -f "$DEFAULT_PEM" ]; then
HOSTNAME_FQDN="$(hostname -f 2>/dev/null || hostname)"
TMP_KEY="$(mktemp)"
TMP_CRT="$(mktemp)"
openssl req -x509 -nodes -newkey rsa:2048 \
-keyout "$TMP_KEY" -out "$TMP_CRT" \
-days 3650 \
-subj "/CN=$HOSTNAME_FQDN" \
-addext "subjectAltName = DNS:$HOSTNAME_FQDN,DNS:localhost" \
>/dev/null 2>&1
cat "$TMP_CRT" "$TMP_KEY" > "$DEFAULT_PEM"
chown "$EG_USER:$EG_USER" "$DEFAULT_PEM"
chmod 0640 "$DEFAULT_PEM"
rm -f "$TMP_KEY" "$TMP_CRT"
fi
# ── Pre-flight: validate embedded migration set ──────────────
# Catches duplicate version prefixes BEFORE we touch the DB,
# so a broken upgrade can't half-apply migrations and leave
# the cluster wedged (mail-gateway 2026-05-08 incident).
if ! /usr/bin/edgeguard-ctl migrate check; then
echo "postinst: embedded migrations failed validation — aborting" >&2
exit 1
fi
# ── PostgreSQL: ensure role + database exist ─────────────────
# Requires postgresql-16 (or -17) running locally — guaranteed
# by Depends. Idempotent — re-runs on upgrade are no-ops.
if ! /usr/bin/edgeguard-ctl initdb; then
echo "postinst: edgeguard-ctl initdb failed — aborting" >&2
exit 1
fi
# ── Apply pending schema migrations ──────────────────────────
if ! sudo -n -u "$EG_USER" /usr/bin/edgeguard-ctl migrate up; then
echo "postinst: edgeguard-ctl migrate up failed — aborting" >&2
exit 1
fi
# ── systemd ──────────────────────────────────────────────────
systemctl daemon-reload
systemctl enable --now edgeguard-api.service edgeguard-scheduler.service || true
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
#DEBHELPER#
exit 0