Add three new automations: FreshRSS digest, birthday tracker, home stack monitor
- FreshRSS Smart Digest: Daily AI-ranked RSS summary at 7 AM - Birthday Tracker: Smart reminders for family birthdays with gift suggestions - Home Stack Monitor: Health checks every 15 min with self-healing attempts All cron jobs configured and ready to run. Telegram bot token saved to .env
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Krilly
339
automations/home-stack-monitor/monitor.sh
Executable file
339
automations/home-stack-monitor/monitor.sh
Executable file
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#!/bin/bash
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# Home Stack Monitor & Self-Healing
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# Monitors services, alerts on issues, attempts auto-recovery
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# Runs every 15 minutes
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set -e
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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DATA_FILE="$SCRIPT_DIR/monitor-state.json"
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source "$SCRIPT_DIR/../../.env" 2>/dev/null || true
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TELEGRAM_CHAT="${TELEGRAM_CHAT:-1793951355}"
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GOTIFY_URL="${GOTIFY_URL:-http://runtipi.kangaroo-eel.ts.net:8129}"
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GOTIFY_TOKEN="${GOTIFY_TOKEN:-AGKnHafW3FGzBlt}"
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# Services to monitor
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# Format: name|url|type|restart_command(optional)
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# type: http, ping, port
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SERVICES=(
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"Gitea|http://gitea.kangaroo-eel.ts.net:3000|http"
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"n8n|http://n8n.kangaroo-eel.ts.net:5678|http"
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"Home Assistant|http://homeassistant.kangaroo-eel.ts.net:8123|http"
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"FreshRSS|http://freshrss.kangaroo-eel.ts.net|http"
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"Tailscale|100.100.100.100|ping"
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)
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# Thresholds
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HTTP_TIMEOUT=10
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PING_COUNT=3
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DISK_WARNING=80 # Alert at 80% disk usage
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DISK_CRITICAL=90 # Critical at 90%
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log() {
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echo "[$(date '+%Y-%m-%d %H:%M:%S')] $1"
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}
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init_state() {
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if [[ ! -f "$DATA_FILE" ]]; then
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echo '{"services": {}, "alerts_sent": {}, "stats": {"checks": 0, "failures": 0, "recoveries": 0}}' > "$DATA_FILE"
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fi
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}
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# Check HTTP endpoint
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check_http() {
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local url="$1"
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local status
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status=$(curl -s -o /dev/null -w "%{http_code}" --max-time "$HTTP_TIMEOUT" "$url" 2>/dev/null || echo "000")
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if [[ "$status" == "200" || "$status" == "302" || "$status" == "401" ]]; then
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echo "up"
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else
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echo "down:$status"
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fi
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}
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# Check ping
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check_ping() {
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local host="$1"
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if ping -c "$PING_COUNT" -W 2 "$host" > /dev/null 2>&1; then
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echo "up"
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else
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echo "down:timeout"
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fi
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}
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# Check disk space on Proxmox (if accessible)
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check_disk() {
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# This would need SSH access to Proxmox host
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# For now, placeholder - can be extended with SSH key setup
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echo "unknown"
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}
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# Update service state in JSON
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update_state() {
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local name="$1"
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local status="$2"
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local timestamp=$(date -Iseconds)
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local temp_file=$(mktemp)
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jq --arg name "$name" \
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--arg status "$status" \
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--arg time "$timestamp" \
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'.services[$name] = {"status": $status, "last_check": $time}' \
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"$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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}
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# Get previous state
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get_previous_state() {
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local name="$1"
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jq -r ".services[\"$name\"].status // \"unknown\"" "$DATA_FILE"
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}
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# Check if alert already sent (cooldown 1 hour)
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alert_cooldown_active() {
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local name="$1"
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local alert_type="$2"
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local cooldown_seconds=3600 # 1 hour
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local last_alert=$(jq -r ".alerts_sent[\"$name-$alert_type\"] // 0" "$DATA_FILE")
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local now=$(date +%s)
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if ((last_alert > 0)); then
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local diff=$((now - last_alert))
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if ((diff < cooldown_seconds)); then
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return 0 # Cooldown active
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fi
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fi
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return 1 # No cooldown
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}
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# Log alert sent
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log_alert() {
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local name="$1"
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local alert_type="$2"
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local now=$(date +%s)
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local temp_file=$(mktemp)
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jq --arg key "$name-$alert_type" \
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--arg time "$now" \
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'.alerts_sent[$key] = $time' \
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"$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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}
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# Send Telegram alert
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send_telegram() {
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local message="$1"
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local priority="${2:-normal}"
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curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
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-H "Content-Type: application/json" \
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-d "{
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\"chat_id\": \"$TELEGRAM_CHAT\",
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\"text\": \"$message\",
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\"parse_mode\": \"Markdown\"
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}" > /dev/null || log "Failed to send Telegram"
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}
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# Send Gotify alert
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send_gotify() {
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local title="$1"
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local message="$2"
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local priority="${3:-5}"
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curl -s -X POST "${GOTIFY_URL}/message?token=${GOTIFY_TOKEN}" \
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-H "Content-Type: application/json" \
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-d "{
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\"title\": \"$title\",
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\"message\": \"$message\",
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\"priority\": $priority
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}" > /dev/null || log "Failed to send Gotify"
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}
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# Attempt self-healing
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attempt_heal() {
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local name="$1"
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local url="$2"
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log "Attempting to heal $name..."
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case "$name" in
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"Home Assistant")
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# Try to restart via SSH or API if configured
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log "Home Assistant heal: Check if SSH available"
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# Placeholder - would need HA SSH config
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;;
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"Gitea"|"n8n"|"FreshRSS")
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# These are Docker/LXC - could restart container if SSH configured
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log "$name heal: Would attempt container restart if SSH configured"
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;;
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esac
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# Wait and recheck
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sleep 10
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local recheck
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recheck=$(check_http "$url")
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if [[ "$recheck" == "up" ]]; then
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log "✅ $name recovered after heal attempt"
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return 0
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else
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log "❌ $name still down after heal attempt"
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return 1
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fi
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}
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# Check all services
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check_services() {
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log "Checking services..."
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local down_services=()
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local recovered_services=()
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local stats_changed=false
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for service_def in "${SERVICES[@]}"; do
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IFS='|' read -r name url check_type <<< "$service_def"
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log "Checking $name ($url)..."
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local current_status
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case "$check_type" in
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http) current_status=$(check_http "$url") ;;
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ping) current_status=$(check_ping "$url") ;;
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*) current_status="unknown" ;;
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esac
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local previous_status=$(get_previous_state "$name")
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# Update state
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update_state "$name" "$current_status"
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# Track stats
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local temp_file=$(mktemp)
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jq '.stats.checks += 1' "$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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# Analyze state change
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if [[ "$current_status" == "up" ]]; then
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if [[ "$previous_status" != "up" && "$previous_status" != "unknown" ]]; then
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# Service recovered
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recovered_services+=("$name")
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send_telegram "✅ *$name* is back online! 🎉"
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log_alert "$name" "recovery"
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fi
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else
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# Service down
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local status_code="${current_status#down:}"
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if [[ "$previous_status" == "up" ]]; then
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# Just went down
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down_services+=("$name|$status_code")
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# Try to heal
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if attempt_heal "$name" "$url"; then
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recovered_services+=("$name (auto-healed)")
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update_state "$name" "up"
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else
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# Send alert
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if ! alert_cooldown_active "$name" "down"; then
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send_telegram "🚨 *Service Down: $name*\n\nStatus: $status_code\nURL: $url\n\nAuto-heal failed. Manual intervention may be needed."
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send_gotify "Service Down: $name" "$name is down (status: $status_code)" 8
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log_alert "$name" "down"
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# Update failure stats
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temp_file=$(mktemp)
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jq '.stats.failures += 1' "$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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fi
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fi
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elif [[ "$previous_status" != "up" ]]; then
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# Still down
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if ! alert_cooldown_active "$name" "still_down"; then
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send_telegram "⚠️ *Still Down: $name*\n\nHas been down for a while. Might need attention."
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log_alert "$name" "still_down"
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fi
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fi
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fi
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done
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log "Check complete. ${#down_services[@]} down, ${#recovered_services[@]} recovered"
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}
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# Generate daily health report
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daily_report() {
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local stats=$(jq '.stats' "$DATA_FILE")
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local checks=$(echo "$stats" | jq -r '.checks')
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local failures=$(echo "$stats" | jq -r '.failures')
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local uptime_pct=100
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if ((checks > 0)); then
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uptime_pct=$((100 - (failures * 100 / checks)))
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fi
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local report="🏠 *Home Stack Daily Report*\n\n"
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report+="📊 *Uptime: ${uptime_pct}%*\n"
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report+="🔍 Checks: $checks\n"
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report+="❌ Failures: $failures\n\n"
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report+="*Current Status:*\n"
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for service_def in "${SERVICES[@]}"; do
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IFS='|' read -r name url _ <<< "$service_def"
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local status=$(jq -r ".services[\"$name\"].status // \"unknown\"" "$DATA_FILE")
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local last_check=$(jq -r ".services[\"$name\"].last_check // \"never\"" "$DATA_FILE")
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if [[ "$status" == "up" ]]; then
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report+="✅ $name\n"
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else
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report+="❌ $name ($status)\n"
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fi
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done
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send_telegram "$report"
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}
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# Cleanup old alerts (older than 24 hours)
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cleanup_alerts() {
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local cutoff=$(($(date +%s) - 86400))
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local temp_file=$(mktemp)
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jq --argjson cutoff "$cutoff" '.alerts_sent |= with_entries(select(.value > $cutoff))' "$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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}
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# Main
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main() {
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init_state
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case "${1:-check}" in
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check)
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check_services
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cleanup_alerts
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;;
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report)
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daily_report
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;;
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status)
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jq '.' "$DATA_FILE"
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;;
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reset-stats)
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local temp_file=$(mktemp)
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jq '.stats = {"checks": 0, "failures": 0, "recoveries": 0}' "$DATA_FILE" > "$temp_file"
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mv "$temp_file" "$DATA_FILE"
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log "Stats reset"
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;;
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*)
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echo "Usage: $0 [check|report|status|reset-stats]"
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echo " check - Run health check on all services"
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echo " report - Generate daily status report"
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echo " status - Show full state"
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echo " reset-stats - Reset statistics counters"
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;;
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esac
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}
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main "$@"
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