90 lines
2.2 KiB
Bash
Executable File
90 lines
2.2 KiB
Bash
Executable File
#!/bin/bash
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# FailZero Early Warning System (FZ EWS)
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# Monitor critical hosts and alert on Telegram on failure
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# === INSERT YOUR TELEGRAM CREDENTIALS BELOW ===
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BOT_TOKEN="8031184325:AAEGj3gzwYF8HaLjWHVe0gOG5bzo63tcRbU"
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CHAT_ID="1559582356"
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# === INSERT YOUR CRITICAL HOSTNAMES BELOW ===
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CRITICAL_HOSTS=(
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"da.genesishostingtechnologies.com"
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"zcluster.technodrome1.sshjunkie.com"
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"zcluster.technodrome2.sshjunkie.com"
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"krang.core.sshjunkie.com"
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"clustercontrol.sshjunkie.com"
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"tt.themediahub.org"
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"toot.themediahub.org"
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"chatwithus.live"
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"genesishostingtechnologies.com"
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"portal.genesishostingtechnologies.com"
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"brandoncharles.us"
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# Add more hostnames here, one per line inside quotes
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)
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LOG_FILE="/home/doc/fz_ews.log"
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COOLDOWN_FILE="/home/doc/fz_ews_cooldown"
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# Cooldown period in seconds to prevent alert spam (e.g., 3600 = 1 hour)
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ALERT_COOLDOWN=3600
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send_telegram_alert() {
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local message="$1"
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curl -s -X POST "https://api.telegram.org/bot$BOT_TOKEN/sendMessage" \
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-d chat_id="$CHAT_ID" \
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-d text="🚨 FailZero EWS Alert: $message" > /dev/null
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}
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log() {
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echo "$(date '+%Y-%m-%d %H:%M:%S') - $1" >> "$LOG_FILE"
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}
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check_cooldown() {
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local host="$1"
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local now=$(date +%s)
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local last_alert=$(grep "^$host " "$COOLDOWN_FILE" 2>/dev/null | awk '{print $2}')
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if [[ -z "$last_alert" ]]; then
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return 0
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fi
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local elapsed=$((now - last_alert))
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if (( elapsed > ALERT_COOLDOWN )); then
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return 0
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else
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return 1
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fi
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}
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update_cooldown() {
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local host="$1"
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local now=$(date +%s)
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# Remove existing entry for host if any
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grep -v "^$host " "$COOLDOWN_FILE" 2>/dev/null > "${COOLDOWN_FILE}.tmp"
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mv "${COOLDOWN_FILE}.tmp" "$COOLDOWN_FILE"
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# Append new timestamp
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echo "$host $now" >> "$COOLDOWN_FILE"
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}
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check_host() {
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local host="$1"
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if ping -c 2 -W 3 "$host" > /dev/null 2>&1; then
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log "$host is UP"
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else
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log "$host is DOWN"
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if check_cooldown "$host"; then
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send_telegram_alert "$host is DOWN or unreachable!"
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update_cooldown "$host"
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else
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log "Cooldown active for $host; alert suppressed"
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fi
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fi
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}
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main() {
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for host in "${CRITICAL_HOSTS[@]}"; do
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check_host "$host"
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done
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}
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main
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