new file: .env.example

new file:   .gitignore
	new file:   README.md
	new file:   install.sh
	new file:   ping-vps.service
	new file:   ping-vps.sh
	new file:   ping-vps.timer

.env.example

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+
+# .env.example
+MATRIX_SERVER=""
+MATRIX_TOKEN=""
+MATRIX_ROOM=""
+BOT_TOKEN=""
+CHAT_ID=""
+TARGET_IP=""
+STATE_FILE="/tmp/ping_monitor_state"

.gitignore

@@ -0,0 +1 @@
+.env

README.md

@@ -0,0 +1 @@
+очень простой скрипт об уведомлении меня о состоянии моей впс

install.sh

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+#!/bin/bash
+set -e
+if [ ! -f .env ]; then
+  echo "Нет .env файла, скопируй из .env.example"
+  exit 1
+fi
+cp ./ping-vps.sh /usr/local/bin/ping-vps.sh
+chmod +x /usr/local/bin/ping-vps.sh
+cp ./ping-vps.service /etc/systemd/system/ping-vps.service
+cp ./ping-vps.timer /etc/systemd/system/ping-vps.timer
+systemctl daemon-reload
+systemctl enable --now ping-vps.timer
+systemctl list-timers
+echo "Готово"

ping-vps.service

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+# /etc/systemd/system/ping-monitor.service
+[Unit]
+Description=Ping vps
+
+[Service]
+Type=oneshot
+ExecStart=/usr/local/bin/ping-vps.sh

ping-vps.sh

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+#!/bin/bash
+# /usr/local/bin/ping_monitor.sh
+source "$(dirname "$0")/.env"
+send_matrix() {
+  curl -s -X PUT \
+    "${MATRIX_SERVER}/_matrix/client/v3/rooms/${MATRIX_ROOM}/send/m.room.message/$(date +%s%N)" \
+    -H "Authorization: Bearer ${MATRIX_TOKEN}" \
+    -H "Content-Type: application/json" \
+    -d "{\"msgtype\":\"m.text\",\"body\":\"$1\"}"
+}
+send_telegram() {
+  curl -s -X POST "https://api.telegram.org/bot${BOT_TOKEN}/sendMessage" \
+    -d chat_id="${CHAT_ID}" \
+    -d text="$1"
+}
+
+# Инициализация state
+[ ! -f "$STATE_FILE" ] && echo "up" >"$STATE_FILE"
+PREV_STATE=$(cat "$STATE_FILE")
+
+if ping -c 3 -W 5 "$TARGET_IP" >/dev/null 2>&1; then
+  CURRENT_STATE="up"
+  # Уведомить о восстановлении, если был down
+  if [ "$PREV_STATE" = "down" ]; then
+    send_matrix "✅ Сервер восстановлен: ${TARGET_IP} снова доступен"
+    send_telegram "✅ Сервер восстановлен: ${TARGET_IP} снова доступен"
+  fi
+else
+  CURRENT_STATE="down"
+  # Уведомить только если статус изменился (не спамить)
+  if [ "$PREV_STATE" = "up" ]; then
+    send_matrix "🔴 Сервер недоступен: ${TARGET_IP} не отвечает на ping"
+    send_telegram "🔴 Сервер недоступен: ${TARGET_IP} не отвечает на ping"
+  fi
+fi
+
+echo "$CURRENT_STATE" >"$STATE_FILE"

ping-vps.timer

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+# /etc/systemd/system/ping-monitor.timer
+[Unit]
+Description=Run ping vps every 10 minutes
+
+[Timer]
+OnBootSec=1min
+OnUnitActiveSec=10min
+AccurateSec=30s
+
+[Install]
+WantedBy=timers.target