Install Raspberry Pi production monitor timer

2026-06-09 21:26:17 +03:00
parent ccd20d76e7
commit 4bf54f7fda
8 changed files with 213 additions and 7 deletions
@@ -0,0 +1,56 @@
+#!/usr/bin/env sh
+set -eu
+
+FAILED_UNIT="${1:-qsfera-rpi-production-check.service}"
+JOURNAL_LINES="${QSFERA_ALERT_JOURNAL_LINES:-80}"
+HOSTNAME_VALUE="$(hostname -f 2>/dev/null || hostname)"
+TIMESTAMP_UTC="$(date -u +%Y-%m-%dT%H:%M:%SZ)"
+SUMMARY="QSfera Raspberry Pi production check failed on ${HOSTNAME_VALUE}: ${FAILED_UNIT} at ${TIMESTAMP_UTC}"
+
+if command -v journalctl >/dev/null 2>&1; then
+    JOURNAL_OUTPUT="$(journalctl -u "$FAILED_UNIT" -n "$JOURNAL_LINES" --no-pager 2>/dev/null || true)"
+else
+    JOURNAL_OUTPUT=""
+fi
+
+{
+    echo "$SUMMARY"
+    if [ -n "$JOURNAL_OUTPUT" ]; then
+        echo
+        echo "$JOURNAL_OUTPUT"
+    fi
+} | if command -v systemd-cat >/dev/null 2>&1; then
+    systemd-cat -t qsfera-rpi-production-alert -p err
+else
+    cat >&2
+fi
+
+if [ -n "${QSFERA_ALERT_WEBHOOK_URL:-}" ]; then
+    if ! command -v python3 >/dev/null 2>&1; then
+        echo "ERROR: python3 is required to format the alert webhook payload." >&2
+        exit 1
+    fi
+    if ! command -v curl >/dev/null 2>&1; then
+        echo "ERROR: curl is required to send the alert webhook." >&2
+        exit 1
+    fi
+
+    python3 - "$SUMMARY" "$FAILED_UNIT" "$HOSTNAME_VALUE" "$TIMESTAMP_UTC" "$JOURNAL_OUTPUT" <<'PY' |
+import json
+import sys
+
+summary, failed_unit, hostname, timestamp_utc, journal = sys.argv[1:]
+print(json.dumps({
+    "summary": summary,
+    "failedUnit": failed_unit,
+    "host": hostname,
+    "timestampUtc": timestamp_utc,
+    "journal": journal,
+}, ensure_ascii=False))
+PY
+    curl -fsS \
+        -X POST \
+        -H "Content-Type: application/json" \
+        --data-binary @- \
+        "$QSFERA_ALERT_WEBHOOK_URL" >/dev/null
+fi
@@ -0,0 +1,62 @@
+#!/usr/bin/env sh
+set -eu
+
+SCRIPT_DIR="$(CDPATH= cd -- "$(dirname -- "$0")" && pwd)"
+SERVER_DIR="$(CDPATH= cd -- "$SCRIPT_DIR/.." && pwd)"
+SYSTEMD_DIR="${SYSTEMD_DIR:-/etc/systemd/system}"
+ENV_DIR="${ENV_DIR:-/etc/qsfera}"
+ENV_FILE="${ENV_FILE:-$ENV_DIR/rpi-production-check.env}"
+RUN_NOW="${RUN_NOW:-true}"
+
+if [ "$(id -u)" -eq 0 ]; then
+    SUDO=""
+else
+    SUDO="${SUDO:-sudo}"
+fi
+
+run_privileged() {
+    if [ -n "$SUDO" ]; then
+        "$SUDO" "$@"
+    else
+        "$@"
+    fi
+}
+
+install_unit() {
+    source_path="$1"
+    target_path="$2"
+    run_privileged install -m 0644 "$source_path" "$target_path"
+}
+
+tmp_env="$(mktemp)"
+cleanup() {
+    rm -f "$tmp_env"
+}
+trap cleanup EXIT INT TERM
+
+run_privileged install -d -m 0755 "$SYSTEMD_DIR" "$ENV_DIR"
+
+if [ ! -f "$ENV_FILE" ]; then
+    {
+        echo "QSFERA_SERVER_DIR=$SERVER_DIR"
+        grep -v '^QSFERA_SERVER_DIR=' "$SERVER_DIR/systemd/rpi-production-check.env.example"
+    } >"$tmp_env"
+    run_privileged install -m 0640 "$tmp_env" "$ENV_FILE"
+    echo "Created $ENV_FILE"
+else
+    echo "Keeping existing $ENV_FILE"
+fi
+
+install_unit "$SERVER_DIR/systemd/qsfera-rpi-production-check.service" "$SYSTEMD_DIR/qsfera-rpi-production-check.service"
+install_unit "$SERVER_DIR/systemd/qsfera-rpi-production-check.timer" "$SYSTEMD_DIR/qsfera-rpi-production-check.timer"
+install_unit "$SERVER_DIR/systemd/qsfera-rpi-production-check-alert@.service" "$SYSTEMD_DIR/qsfera-rpi-production-check-alert@.service"
+
+run_privileged systemctl daemon-reload
+run_privileged systemctl enable --now qsfera-rpi-production-check.timer
+
+if [ "$RUN_NOW" = "true" ]; then
+    run_privileged systemctl start qsfera-rpi-production-check.service
+fi
+
+run_privileged systemctl --no-pager status qsfera-rpi-production-check.timer
+run_privileged systemctl --no-pager show qsfera-rpi-production-check.service -p Result -p ExecMainStatus -p ActiveState