Files
scripts_serv/lxc-update.sh
T
2026-10-02 22:35:11 +02:00

152 lines
5.6 KiB
Bash

#!/bin/bash
export PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
set -euo pipefail
# --- CONFIGURATION ---
# The user that runs paru inside the Arch LXCs
AUR_USER="liph"
EXCLUDE_LIST=(120 121 150 151 152)
declare -A CONTAINER_MAP
CONTAINER_MAP[100]="/mnt/flash1/podman/lxc_servarr/"
CONTAINER_MAP[101]="/mnt/flash1/podman/lxc_second/"
CONTAINER_MAP[102]="/mnt/flash1/podman/lxc_bird/"
CONTAINER_MAP[108]="/mnt/flash1/podman/lxc_dns/" # Multiple paths allowed
CONTAINER_MAP[109]="/mnt/flash1/podman/lxc_immich/"
CONTAINER_MAP[111]="/mnt/flash1/podman/lxc_ollama/"
# --- UTILS ---
log() {
echo "[$(date +'%Y-%m-%d %H:%M:%S')] $*"
}
# Wrapper for commands that modify state
run_pct() {
if [[ "${DRY_RUN:-0}" == "1" ]]; then
log "[DRY-RUN] pct $*"
else
pct "$@"
fi
}
cleanup_sudoers() {
local ctid="${1:-}"
[ -z "$ctid" ] && return 0
pct exec "$ctid" -- rm -f /etc/sudoers.d/99-paru-nopass >/dev/null 2>&1 || true
}
ALL_CTIDS=$(pct list | awk 'NR>1 {print $1}')
for CTID in $ALL_CTIDS; do
# Check if CTID is in EXCLUDE_LIST
if [[ " ${EXCLUDE_LIST[*]} " =~ " $CTID " ]]; then continue; fi
if pct config "$CTID" | grep -q "template: 1"; then continue; fi
NAME=$(pct config "$CTID" | grep "hostname:" | awk '{print $2}')
STATUS=$(pct status "$CTID" | awk '{print $2}')
echo "======================================================="
log "PROCESSING LXC: $NAME (ID: $CTID)"
echo "======================================================="
WAS_STOPPED=false
if [ "$STATUS" == "stopped" ]; then
run_pct start "$CTID"
[[ "${DRY_RUN:-0}" == "0" ]] && sleep 10
WAS_STOPPED=true
fi
# --- 1. SETUP PASSWORDLESS FOR PARU ---
# Paru MUST run as a user, so we keep this sudoers rule for pacman.
log "[+] Configuring temporary sudoers for $AUR_USER..."
run_pct exec "$CTID" -- bash -c "echo '$AUR_USER ALL=(root) NOPASSWD: /usr/bin/pacman' > /etc/sudoers.d/99-paru-nopass"
run_pct exec "$CTID" -- chmod 440 /etc/sudoers.d/99-paru-nopass
trap 'cleanup_sudoers "$CTID"' EXIT
# --- 2. OS UPDATER (User Context) ---
log "[+] Updating Arch packages (as $AUR_USER)..."
run_pct exec "$CTID" -- sudo -u "$AUR_USER" paru -Syu --noconfirm --cleanafter || log "[WARN] Package update failed for CT $CTID"
# --- 3. PODMAN SCAN (Root Context) ---
if [[ -n "${CONTAINER_MAP[$CTID]:-}" ]]; then
# Check Storage Driver (Diagnostic)
DRIVER=$(pct exec "$CTID" -- podman info --format '{{.Store.GraphDriverName}}' 2>/dev/null || echo "unknown")
if [[ "$DRIVER" == "vfs" ]]; then
log "[WARN] Storage driver is 'vfs'. Image operations will be slow."
fi
# Determine compose command once per container
FINAL_CMD=""
if pct exec "$CTID" -- podman compose version >/dev/null 2>&1; then
FINAL_CMD="podman compose"
elif pct exec "$CTID" -- podman-compose version >/dev/null 2>&1; then
FINAL_CMD="podman-compose"
elif pct exec "$CTID" -- docker-compose version >/dev/null 2>&1; then
FINAL_CMD="docker-compose"
fi
if [ -z "$FINAL_CMD" ]; then
log "[WARN] No compose tool found in CT $CTID (tried: podman compose, podman-compose, docker-compose)"
else
log "[+] Using compose tool: $FINAL_CMD"
# Support multiple paths
ROOT_DIRS=${CONTAINER_MAP[$CTID]}
for ROOT_DIR in $ROOT_DIRS; do
log "[+] Scanning for compose files in: $ROOT_DIR"
# Scan for files
if pct exec "$CTID" -- [ -d "$ROOT_DIR" ]; then
COMPOSE_FILES=$(pct exec "$CTID" -- find "$ROOT_DIR" -maxdepth 2 -name "docker-compose.y*ml" 2>/dev/null || true)
if [ -n "$COMPOSE_FILES" ]; then
echo "$COMPOSE_FILES" | while read -r FILE; do
[ -z "$FILE" ] && continue
DIR=$(dirname "$FILE")
log " -> Updating Project: $DIR"
log " -> Pulling new images (this may take a while)..."
run_pct exec "$CTID" -- bash -c "cd \"$DIR\" && $FINAL_CMD pull" || {
log " [WARN] Image pull failed for $DIR"
}
if [ "$WAS_STOPPED" = true ]; then
log " -> Recreating stopped container (up --no-start)..."
run_pct exec "$CTID" -- bash -c "cd \"$DIR\" && $FINAL_CMD up --no-start" || {
log " [WARN] Failed to recreate stopped container in $DIR"
}
else
log " -> Applying updates (up -d --force-recreate)..."
run_pct exec "$CTID" -- bash -c "cd \"$DIR\" && $FINAL_CMD up -d --force-recreate" || {
log " [WARN] Compose up failed for $DIR (exit: $?)"
}
fi
done
fi
else
log " [WARN] Root directory not found: $ROOT_DIR"
fi
done
fi
log "[+] Pruning all unused images to save space..."
run_pct exec "$CTID" -- podman image prune -a -f || log "[WARN] Image prune failed for CT $CTID"
fi
# --- 4. MAINTENANCE ---
log "[+] Running maintenance tasks (journal, orphans)..."
run_pct exec "$CTID" -- journalctl --rotate || log "[WARN] journalctl rotate failed"
run_pct exec "$CTID" -- journalctl --vacuum-time=7d || log "[WARN] journalctl vacuum failed"
run_pct exec "$CTID" -- bash -c "orphans=\$(pacman -Qtdq); if [ -n \"\$orphans\" ]; then echo \" -> Removing orphans: \$orphans\"; pacman -Rns \$orphans --noconfirm; fi" || log "[WARN] Orphan removal failed"
# Cleanup temporary sudoers before possible shutdown
cleanup_sudoers "$CTID"
trap - EXIT
if [ "$WAS_STOPPED" = true ]; then
log "[+] Shutting down container (was previously stopped)..."
run_pct shutdown "$CTID"
fi
done