mirror of
https://github.com/community-scripts/ProxmoxVE
synced 2025-01-10 10:55:10 +00:00
358 lines
9.0 KiB
Bash
358 lines
9.0 KiB
Bash
#!/usr/bin/env bash
|
|
|
|
# Copyright (c) 2021-2025 community-scripts ORG
|
|
# Author: MickLesk (Canbiz)
|
|
# License: MIT
|
|
# https://github.com/community-scripts/ProxmoxVE/raw/main/LICENSE
|
|
# Source: https://github.com/gitsang/lxc-iptag
|
|
|
|
function header_info {
|
|
clear
|
|
cat <<"EOF"
|
|
__ _ ________ ________ ______
|
|
/ / | |/ / ____/ / _/ __ \ /_ __/___ _____ _
|
|
/ / | / / / // /_/ /_____/ / / __ `/ __ `/
|
|
/ /___/ / /___ _/ // ____/_____/ / / /_/ / /_/ /
|
|
/_____/_/|_\____/ /___/_/ /_/ \__,_/\__, /
|
|
/____/
|
|
EOF
|
|
}
|
|
|
|
clear
|
|
header_info
|
|
APP="LXC IP-Tag"
|
|
hostname=$(hostname)
|
|
|
|
# Farbvariablen
|
|
YW=$(echo "\033[33m")
|
|
GN=$(echo "\033[1;92m")
|
|
RD=$(echo "\033[01;31m")
|
|
CL=$(echo "\033[m")
|
|
BFR="\\r\\033[K"
|
|
HOLD=" "
|
|
CM=" ✔️ ${CL}"
|
|
CROSS=" ✖️ ${CL}"
|
|
|
|
# This function enables error handling in the script by setting options and defining a trap for the ERR signal.
|
|
catch_errors() {
|
|
set -Eeuo pipefail
|
|
trap 'error_handler $LINENO "$BASH_COMMAND"' ERR
|
|
}
|
|
|
|
# This function is called when an error occurs. It receives the exit code, line number, and command that caused the error, and displays an error message.
|
|
error_handler() {
|
|
if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID >/dev/null; then kill $SPINNER_PID >/dev/null; fi
|
|
printf "\e[?25h"
|
|
local exit_code="$?"
|
|
local line_number="$1"
|
|
local command="$2"
|
|
local error_message="${RD}[ERROR]${CL} in line ${RD}$line_number${CL}: exit code ${RD}$exit_code${CL}: while executing command ${YW}$command${CL}"
|
|
echo -e "\n$error_message\n"
|
|
}
|
|
|
|
# This function displays a spinner.
|
|
spinner() {
|
|
local frames=('⠋' '⠙' '⠹' '⠸' '⠼' '⠴' '⠦' '⠧' '⠇' '⠏')
|
|
local spin_i=0
|
|
local interval=0.1
|
|
printf "\e[?25l"
|
|
|
|
local color="${YWB}"
|
|
|
|
while true; do
|
|
printf "\r ${color}%s${CL}" "${frames[spin_i]}"
|
|
spin_i=$(((spin_i + 1) % ${#frames[@]}))
|
|
sleep "$interval"
|
|
done
|
|
}
|
|
|
|
# This function displays an informational message with a yellow color.
|
|
msg_info() {
|
|
local msg="$1"
|
|
echo -ne "${TAB}${YW}${HOLD}${msg}${HOLD}"
|
|
spinner &
|
|
SPINNER_PID=$!
|
|
}
|
|
|
|
# This function displays a success message with a green color.
|
|
msg_ok() {
|
|
if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID >/dev/null; then kill $SPINNER_PID >/dev/null; fi
|
|
printf "\e[?25h"
|
|
local msg="$1"
|
|
echo -e "${BFR}${CM}${GN}${msg}${CL}"
|
|
}
|
|
|
|
# This function displays a error message with a red color.
|
|
msg_error() {
|
|
if [ -n "$SPINNER_PID" ] && ps -p $SPINNER_PID >/dev/null; then kill $SPINNER_PID >/dev/null; fi
|
|
printf "\e[?25h"
|
|
local msg="$1"
|
|
echo -e "${BFR}${CROSS}${RD}${msg}${CL}"
|
|
}
|
|
|
|
while true; do
|
|
read -p "This will install ${APP} on ${hostname}. Proceed? (y/n): " yn
|
|
case $yn in
|
|
[Yy]*) break ;;
|
|
[Nn]*)
|
|
msg_error "Installation cancelled."
|
|
exit
|
|
;;
|
|
*) msg_error "Please answer yes or no." ;;
|
|
esac
|
|
done
|
|
|
|
if ! pveversion | grep -Eq "pve-manager/8.[0-3]"; then
|
|
msg_error "This version of Proxmox Virtual Environment is not supported"
|
|
msg_error "⚠️ Requires Proxmox Virtual Environment Version 8.0 or later."
|
|
msg_error "Exiting..."
|
|
sleep 2
|
|
exit
|
|
fi
|
|
|
|
FILE_PATH="/usr/local/bin/iptag"
|
|
if [[ -f "$FILE_PATH" ]]; then
|
|
msg_info "The file already exists: '$FILE_PATH'. Skipping installation."
|
|
exit 0
|
|
fi
|
|
|
|
msg_info "Installing Dependencies"
|
|
apt-get update &>/dev/null
|
|
apt-get install -y ipcalc net-tools &>/dev/null
|
|
msg_ok "Installed Dependencies"
|
|
|
|
msg_info "Setting up IP-Tag Scripts"
|
|
mkdir -p /opt/lxc-iptag
|
|
msg_ok "Setup IP-Tag Scripts"
|
|
|
|
msg_info "Setup Default Config"
|
|
if [[ ! -f /opt/lxc-iptag/iptag.conf ]]; then
|
|
cat <<EOF >/opt/lxc-iptag/iptag.conf
|
|
# Configuration file for LXC IP tagging
|
|
|
|
# List of allowed CIDRs
|
|
CIDR_LIST=(
|
|
192.168.0.0/16
|
|
172.16.0.0/12
|
|
10.0.0.0/8
|
|
100.64.0.0/10
|
|
)
|
|
|
|
# Interval settings (in seconds)
|
|
LOOP_INTERVAL=60
|
|
FW_NET_INTERFACE_CHECK_INTERVAL=60
|
|
LXC_STATUS_CHECK_INTERVAL=-1
|
|
FORCE_UPDATE_INTERVAL=1800
|
|
EOF
|
|
msg_ok "Setup default config"
|
|
else
|
|
msg_ok "Default config already exists"
|
|
fi
|
|
|
|
msg_info "Setup Main Function"
|
|
if [[ ! -f /opt/lxc-iptag/iptag ]]; then
|
|
cat <<'EOF' >/opt/lxc-iptag/iptag
|
|
#!/bin/bash
|
|
|
|
# =============== CONFIGURATION =============== #
|
|
|
|
CONFIG_FILE="/opt/lxc-iptag/iptag.conf"
|
|
|
|
# Load the configuration file if it exists
|
|
if [ -f "$CONFIG_FILE" ]; then
|
|
# shellcheck source=./lxc-iptag.conf
|
|
source "$CONFIG_FILE"
|
|
fi
|
|
|
|
# Convert IP to integer for comparison
|
|
ip_to_int() {
|
|
local ip="${1}"
|
|
local a b c d
|
|
|
|
IFS=. read -r a b c d <<< "${ip}"
|
|
echo "$((a << 24 | b << 16 | c << 8 | d))"
|
|
}
|
|
|
|
# Check if IP is in CIDR
|
|
ip_in_cidr() {
|
|
local ip="${1}"
|
|
local cidr="${2}"
|
|
|
|
ip_int=$(ip_to_int "${ip}")
|
|
netmask_int=$(ip_to_int "$(ipcalc -b "${cidr}" | grep Broadcast | awk '{print $2}')")
|
|
masked_ip_int=$(( "${ip_int}" & "${netmask_int}" ))
|
|
[[ ${ip_int} -eq ${masked_ip_int} ]] && return 0 || return 1
|
|
}
|
|
|
|
# Check if IP is in any CIDRs
|
|
ip_in_cidrs() {
|
|
local ip="${1}"
|
|
local cidrs=()
|
|
|
|
mapfile -t cidrs < <(echo "${2}" | tr ' ' '\n')
|
|
for cidr in "${cidrs[@]}"; do
|
|
ip_in_cidr "${ip}" "${cidr}" && return 0
|
|
done
|
|
|
|
return 1
|
|
}
|
|
|
|
# Check if IP is valid
|
|
is_valid_ipv4() {
|
|
local ip=$1
|
|
local regex="^([0-9]{1,3}\.){3}[0-9]{1,3}$"
|
|
|
|
if [[ $ip =~ $regex ]]; then
|
|
IFS='.' read -r -a parts <<< "$ip"
|
|
for part in "${parts[@]}"; do
|
|
if ! [[ $part =~ ^[0-9]+$ ]] || ((part < 0 || part > 255)); then
|
|
return 1
|
|
fi
|
|
done
|
|
return 0
|
|
else
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
lxc_status_changed() {
|
|
current_lxc_status=$(pct list 2>/dev/null)
|
|
if [ "${last_lxc_status}" == "${current_lxc_status}" ]; then
|
|
return 1
|
|
else
|
|
last_lxc_status="${current_lxc_status}"
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
fw_net_interface_changed() {
|
|
current_net_interface=$(ifconfig | grep "^fw")
|
|
if [ "${last_net_interface}" == "${current_net_interface}" ]; then
|
|
return 1
|
|
else
|
|
last_net_interface="${current_net_interface}"
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
# =============== MAIN =============== #
|
|
|
|
update_lxc_iptags() {
|
|
vmid_list=$(pct list 2>/dev/null | grep -v VMID | awk '{print $1}')
|
|
for vmid in ${vmid_list}; do
|
|
last_tagged_ips=()
|
|
current_valid_ips=()
|
|
next_tags=()
|
|
|
|
# Parse current tags
|
|
mapfile -t current_tags < <(pct config "${vmid}" | grep tags | awk '{print $2}' | sed 's/;/\n/g')
|
|
for current_tag in "${current_tags[@]}"; do
|
|
if is_valid_ipv4 "${current_tag}"; then
|
|
last_tagged_ips+=("${current_tag}")
|
|
continue
|
|
fi
|
|
next_tags+=("${current_tag}")
|
|
done
|
|
|
|
# Get current IPs
|
|
current_ips_full=$(lxc-info -n "${vmid}" -i | awk '{print $2}')
|
|
for ip in ${current_ips_full}; do
|
|
if is_valid_ipv4 "${ip}" && ip_in_cidrs "${ip}" "${CIDR_LIST[*]}"; then
|
|
current_valid_ips+=("${ip}")
|
|
next_tags+=("${ip}")
|
|
fi
|
|
done
|
|
|
|
# Skip if no ip change
|
|
if [[ "$(echo "${last_tagged_ips[@]}" | tr ' ' '\n' | sort -u)" == "$(echo "${current_valid_ips[@]}" | tr ' ' '\n' | sort -u)" ]]; then
|
|
echo "Skipping ${vmid} cause ip no changes"
|
|
continue
|
|
fi
|
|
|
|
# Set tags
|
|
echo "Setting ${vmid} tags from ${current_tags[*]} to ${next_tags[*]}"
|
|
pct set "${vmid}" -tags "$(IFS=';'; echo "${next_tags[*]}")"
|
|
done
|
|
}
|
|
|
|
check() {
|
|
current_time=$(date +%s)
|
|
|
|
time_since_last_lxc_status_check=$((current_time - last_lxc_status_check_time))
|
|
if [[ "${LXC_STATUS_CHECK_INTERVAL}" -gt 0 ]] \
|
|
&& [[ "${time_since_last_lxc_status_check}" -ge "${STATUS_CHECK_INTERVAL}" ]]; then
|
|
echo "Checking lxc status..."
|
|
last_lxc_status_check_time=${current_time}
|
|
if lxc_status_changed; then
|
|
update_lxc_iptags
|
|
last_update_time=${current_time}
|
|
return
|
|
fi
|
|
fi
|
|
|
|
time_since_last_fw_net_interface_check=$((current_time - last_fw_net_interface_check_time))
|
|
if [[ "${FW_NET_INTERFACE_CHECK_INTERVAL}" -gt 0 ]] \
|
|
&& [[ "${time_since_last_fw_net_interface_check}" -ge "${FW_NET_INTERFACE_CHECK_INTERVAL}" ]]; then
|
|
echo "Checking fw net interface..."
|
|
last_fw_net_interface_check_time=${current_time}
|
|
if fw_net_interface_changed; then
|
|
update_lxc_iptags
|
|
last_update_time=${current_time}
|
|
return
|
|
fi
|
|
fi
|
|
|
|
time_since_last_update=$((current_time - last_update_time))
|
|
if [ ${time_since_last_update} -ge ${FORCE_UPDATE_INTERVAL} ]; then
|
|
echo "Force updating lxc iptags..."
|
|
update_lxc_iptags
|
|
last_update_time=${current_time}
|
|
return
|
|
fi
|
|
}
|
|
|
|
# main: Set the IP tags for all LXC containers
|
|
main() {
|
|
while true; do
|
|
check
|
|
sleep "${LOOP_INTERVAL}"
|
|
done
|
|
}
|
|
|
|
main
|
|
EOF
|
|
msg_ok "Setup Main Function"
|
|
else
|
|
msg_ok "Main Function already exists"
|
|
fi
|
|
chmod +x /opt/lxc-iptag/iptag
|
|
|
|
msg_info "Creating Service"
|
|
if [[ ! -f /lib/systemd/system/iptag.service ]]; then
|
|
cat <<EOF >/lib/systemd/system/iptag.service
|
|
[Unit]
|
|
Description=LXC IP-Tag service
|
|
After=network.target
|
|
|
|
[Service]
|
|
Type=simple
|
|
ExecStart=/opt/lxc-iptag/iptag
|
|
Restart=always
|
|
|
|
[Install]
|
|
WantedBy=multi-user.target
|
|
EOF
|
|
msg_ok "Created Service"
|
|
else
|
|
msg_ok "Service already exists."
|
|
fi
|
|
|
|
msg_ok "Setup IP-Tag Scripts"
|
|
|
|
msg_info "Starting Service"
|
|
systemctl daemon-reload &>/dev/null
|
|
systemctl enable -q --now iptag.service &>/dev/null
|
|
msg_ok "Started Service"
|
|
SPINNER_PID=""
|
|
echo -e "\n${APP} installation completed successfully! ${CL}\n"
|