„vm_control.sh“ hinzufügen
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vm_control.sh
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131
vm_control.sh
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#!/bin/bash
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# ./vm_control.sh [start|stop]
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# der Pfad im Web-Verzeichnis von vm_control.php ist anzupassen:
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vm_control_php_path="/volume1/web/vm_control.php"
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################################################################################
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# ab hier nichts mehr ändern
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# ------------------------------------------------------------------------------
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saved_IFS=$IFS
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vm_state_path="$(dirname "$vm_control_php_path")/vm_state.php"
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if [ ! $(which inotifywait) ]; then
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echo "inotify-tools nicht installiert"
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exit 1
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elif [ $(whoami) != "root" ]; then
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echo "ERROR: you are not root!"
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exit 1
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fi
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save_web_state() {
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# aktuelle Einstellungen aus Statusfile auslesen und für den späteren Vergleich in diesem Skript speichern:
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vm_web_list=$(grep "=>" "$vm_state_path" | grep -v "letzter Zugriff")
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IFS=$'\012'
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for line in $vm_web_list; do
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IFS=$saved_IFS
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synosetkeyvalue "$0" "web_$(awk -F\' '{print $2}' <<<"$line")" "$(awk -F\' '{print $4}' <<<"$line")"
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done
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}
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save_host_state() {
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# VMs initialisieren - aktuelle Status der VMs auslesen und in diesem Skript speichern:
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vm_list=$(synowebapi --exec api=SYNO.Virtualization.API.Guest method=list version=1 | jq -r .data.guests[].guest_name 2>/dev/null)
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echo "vm_list: $vm_list"
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IFS=$'\012'
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for line in $vm_list; do
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IFS=$saved_IFS
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vm_status=$(synowebapi --exec api=SYNO.Virtualization.API.Guest version=1 method=get runner=admin guest_name="$line" | jq -r .data.status 2>/dev/null)
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echo "status: $vm_status"
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synosetkeyvalue "$0" "host_${line}" "${vm_status}"
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done
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}
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inotify_start() {
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PROZESSID=$(ps aux | grep -v "grep" | grep -E "inotifywait.*vm_state.php" | awk -F' ' '{print $2}')
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if [[ -z $PROZESSID ]];then
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echo "Überwachung von ${vm_state_path} wird gestartet"
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save_host_state
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save_web_state
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inotifywait "${vm_state_path}" --event create,modify --monitor --timeout -1 |
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while read line ; do
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vm_web_list=$(grep "=>" "$vm_state_path" | grep -v "letzter Zugriff")
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IFS=$'\012'
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for line in $vm_web_list; do
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IFS=$saved_IFS
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vm=$(awk -F\' '{print $2}' <<<"$line")
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web_state=$(awk -F\' '{print $4}' <<<"$line")
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if [ "$(get_key_value "$0" "web_$vm")" = "$web_state" ]; then
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echo "keine Änderung für $vm (web_state online $web_state / web_state saved $(get_key_value "$0" "web_$vm"))"
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continue
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fi
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# wenn Änderung gefunden wurde:
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case "$web_state" in
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on)
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echo "starte $vm"
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synowebapi --exec api=SYNO.Virtualization.API.Guest.Action version=1 method=poweron runner=admin guest_name="$vm" >/dev/null 2>&1
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continue
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;;
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off)
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echo "beende $vm"
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synowebapi --exec api=SYNO.Virtualization.API.Guest.Action version=1 method=shutdown runner=admin guest_name="$vm" >/dev/null 2>&1
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continue
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;;
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esac
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synosetkeyvalue "$0" "web_$vm" "$web_state"
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done
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save_host_state
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done >/dev/null 2>&1 &
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else
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echo "läuft bereits …"
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fi
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}
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inotify_stop()
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{
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# Überwachung stoppem:
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# --------------------------------------------------------------
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PROZESSID=$(ps aux | grep -v "grep" | grep -E "inotifywait.*vm_state.php" | awk -F' ' '{print $2}')
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if [[ ! -z $PROZESSID ]];then
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kill $PROZESSID
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if [ $? = 0 ]; then
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echo "Überwachung beendet"
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exit 0
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else
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echo "FEHLER beim Beenden der Überwachung!"
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exit 1
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fi
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else
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echo "läuft nicht … "
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fi
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}
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# start-stop-Überwachung:
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case "$1" in
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start)
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inotify_start
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# inotify_start &
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echo "läuft … "
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exit 0
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;;
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stop)
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inotify_stop
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exit 0
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;;
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esac
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exit 0
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################################################################################
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# Nicht-Exekutiv-Bereich
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# ------------------------------------------------------------------------------
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#
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# dynamisch angepassten Werte:
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# ------------------------------------------------
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