283 lines
8.8 KiB
Bash
283 lines
8.8 KiB
Bash
#!/bin/bash
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set -euo pipefail
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IFS=$'\n\t'
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PATH="/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin"
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SCRIPT_NAME=$(basename "$0")
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LOGFILE="/var/log/${SCRIPT_NAME%.sh}.log"
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log() {
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echo "[$(date '+%Y-%m-%d %H:%M:%S')] $*" | tee -a "$LOGFILE"
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}
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usage() {
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echo "Usage:"
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echo " $0 -c /path/to/config # Full backup run"
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echo " $0 [function] # Run individual function"
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echo " $0 help # Show available functions"
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exit 1
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}
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# Konfigurationsdatei initialisieren (nur wenn -c übergeben)
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CONFIG_FILE=""
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while getopts "c:" opt; do
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case "$opt" in
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c) CONFIG_FILE="$OPTARG" ;;
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*) usage ;;
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esac
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done
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# Bei Einzelaufruf muss Konfiguration geladen sein
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shift $((OPTIND - 1))
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if [[ -n "${CONFIG_FILE:-}" ]]; then
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if [[ ! -f "$CONFIG_FILE" ]]; then
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log "ERROR: Configuration file not found: $CONFIG_FILE"
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exit 1
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fi
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source "$CONFIG_FILE"
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fi
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# Funktionen
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set_wol_g_enabled() {
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log "Pruefe, ob ethtool installiert ist..."
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if ! command -v ethtool >/dev/null 2>&1; then
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log "ethtool ist nicht installiert, versuche Installation..."
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apt update && apt install -y ethtool || {
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log "Fehler: ethtool konnte nicht installiert werden."
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return 1
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}
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else
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log "ethtool ist bereits installiert."
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fi
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log "Pruefe und setze Wake-on-LAN (WOL) auf 'g' nur bei Interfaces mit statischer IP..."
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for iface in $(ls /sys/class/net | grep -vE '^(lo|tap|vmbr|veth|br|docker|bond|wl)'); do
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if [[ -e "/sys/class/net/$iface/device" ]]; then
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log "Bearbeite physisches Interface: $iface"
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# Aktuellen WOL-Status pruefen
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current_wol=$(ethtool "$iface" 2>/dev/null | awk '/Wake-on:/ {print $2}')
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if [[ "$current_wol" != "g" ]]; then
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log "Setze WOL auf 'g' fuer $iface..."
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ethtool -s "$iface" wol g || log "Fehler beim Setzen von WOL auf $iface"
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else
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log "WOL ist bereits korrekt auf 'g' fuer $iface"
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fi
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# Pruefen, ob ein 'iface $iface inet static' Eintrag existiert
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if grep -qE "^\s*iface\s+$iface\s+inet\s+static" /etc/network/interfaces; then
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if ! grep -A 5 -E "^\s*iface\s+$iface\s+inet\s+static" /etc/network/interfaces | grep -q "post-up ethtool -s $iface wol g"; then
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log "Ergaenze WOL-Befehl im statischen Block fuer $iface..."
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sed -i "/^\s*iface\s\+$iface\s\+inet\s\+static/a \ post-up ethtool -s $iface wol g" /etc/network/interfaces
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else
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log "WOL-Befehl fuer $iface ist bereits im statischen Block vorhanden."
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fi
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else
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log "Kein statischer Eintrag fuer $iface gefunden, keine Aenderung vorgenommen."
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fi
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fi
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done
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}
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write_zsync_config() {
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local conf_file="/etc/bashclub/$SOURCEHOST.conf"
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log "Writing zsync config to $conf_file"
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{
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echo "target=$ZFSTRGT"
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echo "source=root@$SOURCEHOST"
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echo "sshport=$SSHPORT"
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echo "tag=$ZPUSHTAG"
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echo "snapshot_filter=$ZPUSHFILTER"
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echo "min_keep=$ZPUSHMINKEEP"
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echo "zfs_auto_snapshot_keep=$ZPUSHKEEP"
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echo "zfs_auto_snapshot_label=$ZPUSHLABEL"
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echo "zfs_auto_snapshot_engine=internal"
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echo "checkzfs_disabled=0"
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echo "checkzfs_local=0"
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echo "checkzfs_prefix=miyagi-$SOURCEHOSTNAME-$(hostname)-$ZPUSHTAG"
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echo "checkzfs_max_age=1500,2000"
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echo "checkzfs_max_snapshot_count=180,200"
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echo "checkzfs_spool=1"
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echo "checkzfs_spool_maxage=90000"
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} > "$conf_file"
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}
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run_zsync() {
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if [[ "$ZSYNC" != "no" ]]; then
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/usr/bin/bashclub-zsync -c "/etc/bashclub/$SOURCEHOST.conf"
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else
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log "Zsync is disabled"
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fi
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}
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run_updates() {
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log "Running updates..."
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apt update && apt dist-upgrade -y
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apt autopurge -y
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}
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run_remote_updates() {
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if [[ "$UPDATES" == "yes" ]]; then
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ssh "$PBSHOST" apt update && apt dist-upgrade -y
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else
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log "Remote updates disabled"
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fi
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}
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send_piggyback_data() {
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local combined_host="miyagi-${SOURCEHOSTNAME}-$(hostname)"
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local filename="90000_${combined_host}"
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log "Do not forget to add a Host in CMK named: ${combined_host} (without Agent, Piggyback enabled)!"
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log "Creating piggyback file: $filename"
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{
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echo "<<<<${combined_host}>>>>"
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/usr/bin/check_mk_agent
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echo "<<<<>>>>"
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} > "$filename"
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if scp "$filename" "$SOURCEHOST:/var/lib/check_mk_agent/spool/"; then
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log "Piggyback data successfully sent to $SOURCEHOST"
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else
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log "ERROR: Failed to send piggyback data to $SOURCEHOST"
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fi
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}
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run_pbs_backup() {
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if [[ -z "${SOURCEHOSTNAME:-}" ]]; then
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SOURCEHOSTNAME=$(ssh "$SOURCEHOST" hostname)
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fi
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log "Running PBS vzdump job..."
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# PBS-Storage ggf. aktivieren
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log "Checking if PBS storage '$BACKUPSTORE' is enabled on $SOURCEHOST..."
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if ssh root@"$SOURCEHOST" "pvesm status | grep -w '$BACKUPSTORE' | grep -q 'disabled'"; then
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log "PBS storage '$BACKUPSTORE' is disabled. Attempting to enable..."
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ssh root@"$SOURCEHOST" "pvesm set '$BACKUPSTORE' --disable 0 && sleep 2"
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else
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log "PBS storage '$BACKUPSTORE' is already enabled."
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fi
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# Hauptversuch mit --pbs-change-detection-mode
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if ssh root@"$SOURCEHOST" vzdump --pbs-change-detection-mode metadata \
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--node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \
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--exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \
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--notes-template '{{guestname}}'; then
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log "vzdump with change-detection-mode succeeded"
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else
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log "Fallback: vzdump with change-detection-mode failed, trying without it..."
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if ssh root@"$SOURCEHOST" vzdump \
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--node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \
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--exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \
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--notes-template '{{guestname}}'; then
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log "Fallback vzdump succeeded"
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else
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log "ERROR: vzdump failed even after fallback"
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fi
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fi
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# Monitoring-Output
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if [[ $? -eq 0 ]]; then
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echo "0 DailyPBS - Daily Backup" > /tmp/cmk_tmp.out
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else
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echo "2 DailyPBS - Daily Backup FAILED" > /tmp/cmk_tmp.out
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fi
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( echo "<<<local>>>" ; cat /tmp/cmk_tmp.out ) > /tmp/90000_checkpbs
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scp /tmp/90000_checkpbs root@"$SOURCEHOST":/var/lib/check_mk_agent/spool || log "Fehler beim SCP des Monitoring-Outputs"
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}
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run_maintenance() {
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if [[ "$(date +%u)" == "$MAINTDAY" ]]; then
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log "Running maintenance..."
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PRUNEJOB=$(ssh "$PBSHOST" proxmox-backup-manager prune-job list --output-format json-pretty | grep -m 1 "id" | cut -d'"' -f4)
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ssh root@"$PBSHOST" proxmox-backup-manager prune-job run "$PRUNEJOB"
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ssh root@"$PBSHOST" proxmox-backup-manager garbage-collection start "$BACKUPSTOREPBS"
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ssh root@"$PBSHOST" proxmox-backup-manager verify backup
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else
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log "No maintenance scheduled for today."
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fi
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}
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run_scrub_stop_src() {
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ssh root@"$SOURCEHOST" 'for pool in $(zpool list -H -o name); do
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echo "Stoppe Scrub auf Pool: $pool"
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if zpool status "$pool" | grep -q "scrub in progress"; then
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if zpool scrub -s "$pool"; then
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echo "Scrub auf $pool gestoppt"
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else
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echo "Fehler beim Stoppen des Scrubs auf $pool"
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fi
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else
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echo "Kein aktiver Scrub auf $pool"
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fi
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done'
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}
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run_scrub_stop_local() {
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for pool in $(zpool list -H -o name); do
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echo "Stoppe Scrub auf Pool: $pool"
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if zpool status "$pool" | grep -q "scrub in progress"; then
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if zpool scrub -s "$pool"; then
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echo "Scrub auf $pool gestoppt"
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else
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echo "Fehler beim Stoppen des Scrubs auf $pool"
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fi
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else
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echo "Kein aktiver Scrub auf $pool"
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fi
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done
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}
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shutdown_if_requested() {
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if [[ "$SHUTDOWN" == "yes" ]]; then
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send_piggyback_data
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log "Shutting down now..."
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shutdown now
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else
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log "No shutdown requested."
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fi
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}
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main() {
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log "Starting full backup routine..."
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SOURCEHOSTNAME=$(ssh "$SOURCEHOST" hostname)
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set_wol_g_enabled
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write_zsync_config
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run_zsync
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run_maintenance
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run_scrub_stop_local
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run_scrub_stop_src
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run_pbs_backup
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run_remote_updates
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run_updates
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shutdown_if_requested
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}
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# Funktionsbasierter Aufruf
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if [[ "${1:-}" == "help" ]]; then
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echo "Verfuegbare Funktionen:"
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declare -F | awk '{print " - " $3}' | grep -v "^ - _"
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exit 0
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elif [[ "${1:-}" =~ ^[a-zA-Z0-9_]+$ && "$(type -t "$1")" == "function" ]]; then
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FUNC="$1"
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shift
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"$FUNC" "$@"
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exit 0
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else
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main
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fi
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