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#!/bin/bash
set -e
# List of packages to monitor
PACKAGES=(
"linux-image-liquorix-amd64"
"linux-headers-liquorix-amd64"
)
# Temp file to store last known versions
STATE_FILE="/var/tmp/pinned_versions.state"
# Telegram Bot Info (replace with your own)
TELEGRAM_BOT_TOKEN="YOUR_TELEGRAM_BOT_TOKEN"
TELEGRAM_CHAT_ID="YOUR_CHAT_ID"
# Function to send Telegram message
send_telegram() {
local msg="$1"
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
-d chat_id="${TELEGRAM_CHAT_ID}" \
-d text="$msg" > /dev/null
}
# Check and alert
alert_needed=0
alert_msg="🚨 *Pinned Package Alert* 🚨\n"
for pkg in "${PACKAGES[@]}"; do
current_ver=$(apt-cache policy "$pkg" | grep Installed | awk '{print $2}')
last_ver=""
if [ -f "$STATE_FILE" ]; then
last_ver=$(grep "^$pkg=" "$STATE_FILE" | cut -d= -f2)
fi
if [ "$current_ver" != "$last_ver" ]; then
alert_needed=1
alert_msg+="Package *$pkg* changed from '$last_ver' to '$current_ver'\n"
fi
# Update state file
grep -v "^$pkg=" "$STATE_FILE" 2>/dev/null > "${STATE_FILE}.tmp" || true
echo "$pkg=$current_ver" >> "${STATE_FILE}.tmp"
mv "${STATE_FILE}.tmp" "$STATE_FILE"
done
if [ "$alert_needed" -eq 1 ]; then
# Uncomment below to enable Telegram alerts
# send_telegram "$alert_msg"
# Command-line notification
echo -e "\n🚨 Pinned Package Alert! 🚨"
echo -e "$alert_msg"
else
echo "No changes detected in pinned packages."
fi
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