NODEDC_PLATFORM/infra/synology/backup-current.sh

113 lines
3.8 KiB
Bash
Executable File

#!/usr/bin/env bash
set -euo pipefail
NAS_ROOT="${NAS_ROOT:-/Volumes/docker/nodedc-platform}"
NAS_PLATFORM_DIR="${NAS_PLATFORM_DIR:-/volume1/docker/nodedc-platform/platform}"
BACKUP_ROOT="${BACKUP_ROOT:-${NAS_ROOT}/backups}"
TIMESTAMP="${TIMESTAMP:-$(date +%Y%m%d-%H%M%S)}"
BACKUP_DIR="${BACKUP_DIR:-${BACKUP_ROOT}/platform-current-${TIMESTAMP}}"
DOCKER_BIN="${DOCKER_BIN:-/usr/local/bin/docker}"
COMPOSE_FILE="${COMPOSE_FILE:-${NAS_PLATFORM_DIR}/docker-compose.platform-http.yml}"
ENV_FILE="${ENV_FILE:-${NAS_PLATFORM_DIR}/.env.synology}"
mkdir -p "${BACKUP_DIR}/files/platform" \
"${BACKUP_DIR}/files/launcher" \
"${BACKUP_DIR}/files/authentik"
rsync_dir() {
local source="$1"
local destination="$2"
if [[ -e "${source}" ]]; then
rsync -a --delete "${source}" "${destination}"
else
echo "skip missing: ${source}" | tee -a "${BACKUP_DIR}/warnings.log" >&2
fi
}
rsync_file() {
local source="$1"
local destination="$2"
if [[ -f "${source}" ]]; then
rsync -a "${source}" "${destination}"
else
echo "skip missing: ${source}" | tee -a "${BACKUP_DIR}/warnings.log" >&2
fi
}
rsync_dir "${NAS_ROOT}/launcher/server-storage/" "${BACKUP_DIR}/files/launcher/server-storage/"
rsync_dir "${NAS_ROOT}/launcher/uploads/" "${BACKUP_DIR}/files/launcher/uploads/"
rsync_dir "${NAS_ROOT}/authentik/custom-templates/" "${BACKUP_DIR}/files/authentik/custom-templates/"
rsync_dir "${NAS_ROOT}/platform/authentik/" "${BACKUP_DIR}/files/platform/authentik/"
rsync_file "${NAS_ROOT}/platform/.env.synology" "${BACKUP_DIR}/files/platform/"
rsync_file "${NAS_ROOT}/platform/.env.synology.example" "${BACKUP_DIR}/files/platform/"
rsync_file "${NAS_ROOT}/platform/docker-compose.platform-http.yml" "${BACKUP_DIR}/files/platform/"
rsync_file "${NAS_ROOT}/platform/Caddyfile.http" "${BACKUP_DIR}/files/platform/"
cat > "${BACKUP_DIR}/manifest.txt" <<EOF
NODE.DC platform current backup
timestamp=${TIMESTAMP}
nas_root=${NAS_ROOT}
backup_dir=${BACKUP_DIR}
Contains:
- Launcher runtime snapshot: launcher/server-storage
- Launcher uploads: launcher/uploads
- Authentik custom templates: authentik/custom-templates
- Platform runtime config: platform/.env.synology, compose, Caddyfile
Secrets:
- files/platform/.env.synology contains live secrets.
- Keep this backup private.
EOF
cat > "${BACKUP_DIR}/run-authentik-db-dump-on-synology.sh" <<EOF
#!/usr/bin/env bash
set -euo pipefail
BACKUP_DIR="/volume1/docker/nodedc-platform/backups/$(basename "${BACKUP_DIR}")"
cd "${NAS_PLATFORM_DIR}"
sudo "${DOCKER_BIN}" compose \\
--env-file "${ENV_FILE}" \\
-f "${COMPOSE_FILE}" \\
exec -T postgresql-authentik \\
sh -lc 'pg_dump -U "\${POSTGRES_USER:-authentik}" -d "\${POSTGRES_DB:-authentik}" --format=custom --no-owner --no-acl' \\
> "\${BACKUP_DIR}/authentik-postgres.dump"
sudo "${DOCKER_BIN}" compose \\
--env-file "${ENV_FILE}" \\
-f "${COMPOSE_FILE}" \\
exec -T postgresql-authentik \\
sh -lc 'pg_restore --list /dev/stdin >/dev/null' \\
< "\${BACKUP_DIR}/authentik-postgres.dump"
if command -v sha256sum >/dev/null 2>&1; then
(cd "\${BACKUP_DIR}" && sha256sum authentik-postgres.dump > SHA256SUMS)
else
(cd "\${BACKUP_DIR}" && shasum -a 256 authentik-postgres.dump > SHA256SUMS)
fi
echo "authentik-db-dump-ok: \${BACKUP_DIR}/authentik-postgres.dump"
EOF
chmod +x "${BACKUP_DIR}/run-authentik-db-dump-on-synology.sh"
find "${BACKUP_DIR}" -name @eaDir -prune -o -type d -exec chmod 700 {} \;
find "${BACKUP_DIR}" -name @eaDir -prune -o -type f -exec chmod 600 {} \;
chmod 700 "${BACKUP_DIR}/run-authentik-db-dump-on-synology.sh"
if [[ -x "${DOCKER_BIN}" && "${NAS_ROOT}" == /volume1/* ]]; then
"${BACKUP_DIR}/run-authentik-db-dump-on-synology.sh"
else
cat <<EOF
file-backup-ok: ${BACKUP_DIR}
DB dump was not run from this host.
Run on Synology:
bash /volume1/docker/nodedc-platform/backups/$(basename "${BACKUP_DIR}")/run-authentik-db-dump-on-synology.sh
EOF
fi