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patrick
2025-07-02 15:55:49 +02:00
parent 93780dad1b
commit 7eb712fae4
1 changed files with 70 additions and 44 deletions
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miyagi-backup.sh
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@@ -46,7 +46,7 @@ fi
# Konfigurationsprüfung # Konfigurationsprüfung
# ========================== # ==========================
REQUIRED_VARS=( REQUIRED_VARS=(
SSHPORT SOURCEPORT
BACKUPSERVER BACKUPSERVER
ZSYNC ZSYNC
MAINTDAY MAINTDAY
@@ -88,13 +88,13 @@ fi
fi fi
# Funktionen # Funktionen
remote_ssh() { #remote_ssh() {
ssh -p "$SSHPORT" "$@" # ssh -p "$SOURCEPORT" "$@"
} #}
remote_scp() { #remote_scp() {
scp -P "$SSHPORT" "$@" # scp -P "$SOURCEPORT" "$@"
} #}
set_wol_g_enabled() { set_wol_g_enabled() {
log "Pruefe, ob ethtool installiert ist..." log "Pruefe, ob ethtool installiert ist..."
@@ -145,7 +145,7 @@ write_zsync_config() {
{ {
echo "target=$ZFSTRGT" echo "target=$ZFSTRGT"
echo "source=root@$SOURCEHOST" echo "source=root@$SOURCEHOST"
echo "sshport=$SSHPORT" echo "sourceport=$SOURCEPORT"
echo "tag=$ZPUSHTAG" echo "tag=$ZPUSHTAG"
echo "snapshot_filter=\"$ZPUSHFILTER\"" echo "snapshot_filter=\"$ZPUSHFILTER\""
echo "min_keep=$ZPUSHMINKEEP" echo "min_keep=$ZPUSHMINKEEP"
@@ -178,19 +178,11 @@ run_remote_updates() {
fi fi
} }
run_remote_updates() {
if [[ "$UPDATES" == "yes" ]]; then
ssh "$PBSHOST" apt update && apt dist-upgrade -y
else
log "Remote updates disabled"
fi
}
send_piggyback_data() { send_piggyback_data() {
# Falls SOURCEHOSTNAME leer ist, ueber SSH vom Zielhost ermitteln # Falls SOURCEHOSTNAME leer ist, ueber SSH vom Zielhost ermitteln
if [[ -z "${SOURCEHOSTNAME:-}" ]]; then if [[ -z "${SOURCEHOSTNAME:-}" ]]; then
log "SOURCEHOSTNAME is empty retrieving via SSH from $SOURCEHOST..." log "SOURCEHOSTNAME is empty retrieving via SSH from $SOURCEHOST..."
SOURCEHOSTNAME=$(ssh -p "$SSHPORT" "$SOURCEHOST" hostname) SOURCEHOSTNAME=$(ssh -p "$SOURCEPORT" "$SOURCEHOST" hostname)
log "Detected SOURCEHOSTNAME: $SOURCEHOSTNAME" log "Detected SOURCEHOSTNAME: $SOURCEHOSTNAME"
fi fi
@@ -206,7 +198,7 @@ send_piggyback_data() {
echo "<<<<>>>>" echo "<<<<>>>>"
} > "$filename" } > "$filename"
if scp -P "$SSHPORT" "$filename" "$SOURCEHOST:/var/lib/check_mk_agent/spool/"; then if scp -P "$SOURCEPORT" "$filename" "$SOURCEHOST:/var/lib/check_mk_agent/spool/"; then
log "Piggyback data successfully sent to $SOURCEHOST" log "Piggyback data successfully sent to $SOURCEHOST"
else else
log "ERROR: Failed to send piggyback data to $SOURCEHOST" log "ERROR: Failed to send piggyback data to $SOURCEHOST"
@@ -215,16 +207,16 @@ send_piggyback_data() {
run_pbs_backup() { run_pbs_backup() {
if [[ -z "${SOURCEHOSTNAME:-}" ]]; then if [[ -z "${SOURCEHOSTNAME:-}" ]]; then
SOURCEHOSTNAME=$(ssh "$SOURCEHOST" hostname) SOURCEHOSTNAME=$(ssh -p "$SOURCEPORT" root@"$SOURCEHOST" hostname)
fi fi
log "Running PBS vzdump job..." log "Running PBS vzdump job..."
# PBS-Storage ggf. aktivieren # PBS-Storage ggf. aktivieren
log "Checking if PBS storage '$BACKUPSTORE' is enabled on $SOURCEHOST..." log "Checking if PBS storage '$BACKUPSTORE' is enabled on $SOURCEHOST..."
if ssh root@"$SOURCEHOST" "pvesm status | grep -w '$BACKUPSTORE' | grep -q 'disabled'"; then if ssh -p "$SOURCEPORT" root@"$SOURCEHOST" "pvesm status | grep -w '$BACKUPSTORE' | grep -q 'disabled'"; then
log "PBS storage '$BACKUPSTORE' is disabled. Attempting to enable... sleep 10 Sekunden" log "PBS storage '$BACKUPSTORE' is disabled. Attempting to enable... sleep 10 Sekunden"
ssh root@"$SOURCEHOST" "pvesm set '$BACKUPSTORE' --disable 0 && sleep 10" ssh -p "$SOURCEPORT" root@"$SOURCEHOST" "pvesm set '$BACKUPSTORE' --disable 0 && sleep 10"
pbs_enabled_by_script=true pbs_enabled_by_script=true
else else
log "PBS storage '$BACKUPSTORE' is already enabled." log "PBS storage '$BACKUPSTORE' is already enabled."
@@ -234,7 +226,7 @@ run_pbs_backup() {
vzdump_success=false vzdump_success=false
# Hauptversuch mit --pbs-change-detection-mode # Hauptversuch mit --pbs-change-detection-mode
if ssh root@"$SOURCEHOST" vzdump --pbs-change-detection-mode metadata \ if ssh -p "$SOURCEPORT" root@"$SOURCEHOST" vzdump --pbs-change-detection-mode metadata \
--node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \ --node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \
--exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \ --exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \
--notes-template '{{guestname}}'; then --notes-template '{{guestname}}'; then
@@ -245,7 +237,7 @@ run_pbs_backup() {
else else
log "Fallback: vzdump with change-detection-mode failed, trying without it..." log "Fallback: vzdump with change-detection-mode failed, trying without it..."
if ssh root@"$SOURCEHOST" vzdump \ if ssh -p "$SOURCEPORT" root@"$SOURCEHOST" vzdump \
--node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \ --node "$SOURCEHOSTNAME" --storage "$BACKUPSTORE" \
--exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \ --exclude "$BACKUPEXCLUDE" --mode snapshot --all 1 \
--notes-template '{{guestname}}'; then --notes-template '{{guestname}}'; then
@@ -261,7 +253,7 @@ run_pbs_backup() {
# PBS-Storage wieder deaktivieren, wenn zuvor aktiviert und erfolgreich # PBS-Storage wieder deaktivieren, wenn zuvor aktiviert und erfolgreich
if [[ "$vzdump_success" == true && "$pbs_enabled_by_script" == true ]]; then if [[ "$vzdump_success" == true && "$pbs_enabled_by_script" == true ]]; then
log "Disabling PBS storage '$BACKUPSTORE' again on $SOURCEHOST..." log "Disabling PBS storage '$BACKUPSTORE' again on $SOURCEHOST..."
ssh root@"$SOURCEHOST" "pvesm set '$BACKUPSTORE' --disable 1" ssh -p "$SOURCEPORT" root@"$SOURCEHOST" "pvesm set '$BACKUPSTORE' --disable 1"
fi fi
# Monitoring-Output für Checkmk # Monitoring-Output für Checkmk
@@ -272,10 +264,9 @@ run_pbs_backup() {
fi fi
( echo "<<<local>>>" ; cat /tmp/cmk_tmp.out ) > /tmp/90000_checkpbs ( echo "<<<local>>>" ; cat /tmp/cmk_tmp.out ) > /tmp/90000_checkpbs
scp /tmp/90000_checkpbs root@"$SOURCEHOST":/var/lib/check_mk_agent/spool || log "Fehler beim SCP des Monitoring-Outputs" scp -P "$SOURCEPORT" /tmp/90000_checkpbs root@"$SOURCEHOST":/var/lib/check_mk_agent/spool || log "Fehler beim SCP des Monitoring-Outputs"
} }
run_maintenance() { run_maintenance() {
if [[ "$(date +%u)" == "$MAINTDAY" ]]; then if [[ "$(date +%u)" == "$MAINTDAY" ]]; then
log "Running maintenance..." log "Running maintenance..."
@@ -289,7 +280,7 @@ run_maintenance() {
} }
run_scrub_stop_src() { run_scrub_stop_src() {
ssh -p "$SSHPORT" root@"$SOURCEHOST" 'for pool in $(zpool list -H -o name); do ssh -p "$SOURCEPORT" root@"$SOURCEHOST" 'for pool in $(zpool list -H -o name); do
echo "Stoppe Scrub auf Pool: $pool" echo "Stoppe Scrub auf Pool: $pool"
if zpool status "$pool" | grep -q "scrub in progress"; then if zpool status "$pool" | grep -q "scrub in progress"; then
if zpool scrub -s "$pool"; then if zpool scrub -s "$pool"; then
@@ -363,29 +354,64 @@ send_piggyback_data_external() {
} }
send_checkzfs_output_external() { send_checkzfs_output_external() {
if [[ "${ECHECKZFS,,}" != "yes" ]]; then if [[ "${ECHECKZFS,,}" == "yes" ]]; then
log "Externer check_zfs-Export deaktiviert." log "ECHECKZFS aktiviert – beginne Monitoring-Ausgabe."
else
log "ECHECKZFS ist deaktiviert – überspringe Monitoring-Ausgabe."
return return
fi fi
if [[ -z "$ECHECKZFS_HOST" || -z "$ECHECKZFS_PORT" ]]; then local checkzfs_cmd
log "ECHECKZFS_HOST oder ECHECKZFS_PORT nicht gesetzt – Abbruch." checkzfs_cmd=$(which checkzfs)
return 1
if [[ -z "$checkzfs_cmd" ]]; then
log "check_zfs ist nicht installiert – Abbruch."
return
fi fi
local checkfile="/tmp/90000_checkzfs_external" local config_file="/etc/bashclub/${SOURCEHOST}.conf"
log "Führe check_zfs aus und schreibe Output nach $checkfile" if [[ ! -f "$config_file" ]]; then
/usr/lib/nagios/plugins/check_zfs > "$checkfile" 2>&1 || log "check_zfs Befehl fehlgeschlagen" log "Konfigurationsdatei $config_file nicht gefunden – check_zfs-Ausführung abgebrochen."
return
fi
log "Sende check_zfs-Daten an $ECHECKZFS_HOST..." # Konfiguration einlesen
if scp -P "$ECHECKZFS_PORT" "$checkfile" "$ECHECKZFS_HOST:/var/lib/check_mk_agent/spool/"; then log "Lese Konfiguration aus $config_file..."
log "Check_zfs-Daten erfolgreich an $ECHECKZFS_HOST gesendet." source "$config_file"
# Prüfung auf deaktiviertes Monitoring in der Konfig
if [[ "${checkzfs_disabled:-0}" -eq 1 ]]; then
log "check_zfs Monitoring laut Konfiguration deaktiviert – überspringe."
return
fi
local spool_tmp="/tmp/${checkzfs_spool_maxage}_${checkzfs_prefix}"
local remote_host="$ECHECKZFS_HOST"
local remote_port="$ECHECKZFS_PORT"
echo "<<<local>>>" > "$spool_tmp"
log "Generiere check_zfs Monitoring-Ausgabe mit Prefix $checkzfs_prefix..."
$checkzfs_cmd --source "$source:$soru" \
--output checkmk \
--threshold "$checkzfs_max_age" \
--maxsnapshots "$checkzfs_max_snapshot_count" \
--prefix "$checkzfs_prefix" \
--replicafilter "^${target}" \
--filter "$snapshot_filter" >> "$spool_tmp"
if [[ -s "$spool_tmp" ]]; then
log "Übertrage Spool-Datei an $remote_host über Port $remote_port..."
scp -P "$remote_port" "$spool_tmp" root@"$remote_host":/var/lib/check_mk_agent/spool/ && \
log "Spool-Datei erfolgreich übertragen." || \
log "Fehler beim Übertragen der Spool-Datei."
rm -f "$spool_tmp"
else else
log "Fehler beim Senden der Check_zfs-Daten an $ECHECKZFS_HOST" log "check_zfs-Ausgabe war leer – keine Übertragung erfolgt."
rm -f "$spool_tmp"
fi fi
rm -f "$checkfile"
} }
@@ -395,8 +421,8 @@ main() {
log "Starting full backup routine..." log "Starting full backup routine..."
log "Versuche Hostname von $SOURCEHOST via SSH (Port $SOURCEPORT) abzurufen..." log "Versuche Hostname von $SOURCEHOST via SSH (Port $SOURCEPORT) abzurufen..."
if ! SOURCEHOSTNAME=$(ssh -p "$SSHPORT" -o ConnectTimeout=5 -o BatchMode=yes "$SOURCEHOST" hostname 2>/dev/null); then if ! SOURCEHOSTNAME=$(ssh -p "$SOURCEPORT" -o ConnectTimeout=5 -o BatchMode=yes "$SOURCEHOST" hostname 2>/dev/null); then
log "Error: Hostname von $SOURCEHOST konnte nicht abgerufen werden | Abbruch." log "Error: Hostname von $SOURCEHOST konnte nicht abgerufen werden – Abbruch."
exit 1 exit 1
fi fi
log "Hostname von $SOURCEHOST: $SOURCEHOSTNAME" log "Hostname von $SOURCEHOST: $SOURCEHOSTNAME"