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Harden API uptime with systemd ownership guard and watchdog

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Oliver 2026-02-17 17:18:11 +01:00
parent ab6ad85db7
commit b089dc1639
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10 changed files with 93 additions and 7 deletions
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10
deploy/scripts/staysense-watchdog.sh Executable file
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@ -0,0 +1,10 @@
#!/usr/bin/env bash
set -euo pipefail
HEALTH_URL="${HEALTH_URL:-http://127.0.0.1:8787/health}"
TIMEOUT_SECONDS="${TIMEOUT_SECONDS:-5}"
if ! curl -fsS --max-time "${TIMEOUT_SECONDS}" "${HEALTH_URL}" >/dev/null; then
logger -t staysense-watchdog "healthcheck failed for ${HEALTH_URL}, restarting staysense-api.service"
systemctl restart staysense-api.service
fi

8
deploy/systemd/staysense-api.service
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@ -5,11 +5,15 @@ Wants=network-online.target
[Service]
Type=simple
User=www-data
Group=www-data
User=staysense
Group=staysense
WorkingDirectory=/opt/staysense/backend
Environment=STAYSENSE_SERVER_SALT=CHANGE_ME
Environment=STAYSENSE_SIGNAL_COOLDOWN_HOURS=24
UMask=0002
PermissionsStartOnly=true
ExecStartPre=/usr/bin/install -d -o staysense -g staysense -m 2775 /opt/staysense/data
ExecStartPre=/bin/sh -c '/usr/bin/chown -f staysense:staysense /opt/staysense/data/staysense.db /opt/staysense/data/staysense.db-wal /opt/staysense/data/staysense.db-shm || true'
ExecStart=/usr/bin/python3 /opt/staysense/backend/server.py
Restart=always
RestartSec=3

5
deploy/systemd/staysense-import.service
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@ -5,7 +5,8 @@ Wants=network-online.target
[Service]
Type=oneshot
User=www-data
Group=www-data
User=staysense
Group=staysense
WorkingDirectory=/opt/staysense/backend
UMask=0002
ExecStart=/usr/bin/python3 /opt/staysense/backend/run_import_jobs.py --config /opt/staysense/docs/open_data_sources_nrw_live.json --prune-legacy

8
deploy/systemd/staysense-watchdog.service Normal file
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[Unit]
Description=StaySense API Health Watchdog
After=network-online.target
Wants=network-online.target
[Service]
Type=oneshot
ExecStart=/usr/bin/env bash /opt/staysense/deploy/scripts/staysense-watchdog.sh

10
deploy/systemd/staysense-watchdog.timer Normal file
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[Unit]
Description=Run StaySense API Watchdog every minute
[Timer]
OnBootSec=90s
OnUnitActiveSec=60s
Unit=staysense-watchdog.service
[Install]
WantedBy=timers.target