diff options
Diffstat (limited to 'usr/local')
| -rwxr-xr-x | usr/local/bin/kvmhelper | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/usr/local/bin/kvmhelper b/usr/local/bin/kvmhelper deleted file mode 100755 index e24e6f5..0000000 --- a/usr/local/bin/kvmhelper +++ /dev/null @@ -1,215 +0,0 @@ -#!/bin/env bash - -# Script starts or stops KVM machines or networks in your environment through virsh. -# I.e. your environment must be set up already so you -# - either are able to administer the system's KVM environment (qemu:///system), or -# - have your environment variables set up so you aim at the right KVM environment -# -# Future versions may explicitly ask for the QEMU URI variable and default to qemu:///system, but for -# now we take this for granted that virsh works right for you without specific connection parameters. -# -# The maximum time in seconds to wait for the net-* commands to be successful: -KHNTWAIT=10 -# The maximum time in seconds to wait for the machine commands to be successful: -KHVMWAIT=60 -# The interval in seconds a network should be polled for status change when executing a start/shutdown - -# while it is called *NT*, this will also be used for starting a VM: -KHNTIVAL="5" -# The interval in seconds a VM should be polled for status change when executing a shutdown: -KHVMIVAL="10" - -##### SCRIPT FROM HERE ##### - - -export SHUDDUP=0 -prsopt=$(getopt -n "$0" -o q -- "$@") -eval "set -- $prsopt" -while [ "$#" -gt 0 ];do - case "$1" in - (-q) SHUDDUP=1;shift;; - (--) shift;break;; - (*) exit 1;; - esac -done - -RETVAL=0 -KHCMD="$1" -shift -KHTARGS=( "$@" ) -declare -x INFOCMD STARTCMD STOPCMD ACTGREP ACTYES ACTNO KILLCMD QWAIT QSTATE -export QLISTNPARMS=( "--name" "--all" ) - -command -V virsh >/dev/null||exit 255 -command -V tput >/dev/null||exit 255 - -kh_help() { - [ "$SHUDDUP" -eq 1 ]&&return - echo -n "USAGE: $(basename "$0") vm-start|vm-stop|net-start|net-stop" - echo " VMNAME|NETNAME [VMNAME|NETNAME ...]" -} - -case "$KHCMD" in - "net-start"|"net-stop"|"vm-start"|"vm-stop") - [ "${#KHTARGS[@]}" -eq 0 ]&&echo "Please specify a target."&&kh_help&&exit 127 - ;; - "") - echo "Please specify a command." - kh_help - exit 127 - ;; - *) - echo "$KHCMD is not a valid command." >&2 - kh_help - exit 127 - ;; -esac - -kh_status() { - # Function should be called with exit status of stop/start command or - # "start name"/"stop name" for the initial message. - case "$1" in - "start") - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[....] Starting $2...\\033[s\\033[K"||: - ;; - "stop") - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[....] Shutting down $2...\\033[s\\033[K"||: - ;; - 255) - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[$(tput setaf 3)WARN$(tput sgr0)]" - [ "$SHUDDUP" -eq 0 ]&&echo -e "\\033[u\\033[K successfully force-killed. ($(tput setaf 3)warn$(tput sgr0))"||: - ;; - 0) - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[$(tput setaf 2) OK $(tput sgr0)]" - [ "$SHUDDUP" -eq 0 ]&&echo -e "\\033[u\\033[K done."||: - ;; - 10) - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[$(tput setaf 7)DONE$(tput sgr0)]" - [ "$SHUDDUP" -eq 0 ]&&echo -e "\\033[u\\033[K already done."||: - ;; - *) - [ "$SHUDDUP" -eq 0 ]&&echo -ne "$(tput cub 666)[$(tput setaf 1)FAIL$(tput sgr0)]" - [ "$SHUDDUP" -eq 0 ]&&echo -e "\\033[u\\033[K $(tput setaf 1)failed$(tput sgr0)."||: - ;; - esac -} -kh_qstate() { - case "$ACTGREP" in - "") QSTATE="$(virsh "$INFOCMD" "$2" 2>/dev/null)";; - *) QSTATE="$(virsh "$INFOCMD" "$2" 2>&1|grep "$ACTGREP"|awk '{print $NF}')";; - esac - case "$1" in - "start") - [ "$QSTATE" == "$ACTYES" ]&&return 0||return 1 - ;; - "stop") - [ "$QSTATE" == "$ACTNO" ]&&return 0||return 1 - ;; - esac -} -kh_exec() { - # Function expects exactly two arguments: command and KVM net name to be started/stopped. - # RC: - # 1 if no argument passed or arguments invalid - # 2 if start is unsuccessful or times out. - FN="kh_exec" - [ -z "$1" ]&&echo "Critical exception in $FN(): no argument passed!" >&2&&exit 1 - [ -z "$2" ]&&echo "Critical exception in $FN(): no network name passed!" >&2&&exit 1 - if ! virsh "$LISTCMD" "${QLISTNPARMS[@]}"|grep "$2" >/dev/null;then - echo "Critical exception in $FN(): Network/VM $2 unknown!" >&2&&exit 2 - fi - case "$1" in - "start") kh_status start "$2";; - "stop") kh_status stop "$2";; - esac - case "$1" in - "start") - kh_qstate start "$2"&&kh_status 10 "$2"&&return 0 - ;; - "stop") - kh_qstate stop "$2"&&kh_status 10 "$2"&&return 0 - ;; - esac - TOELAPSE="0" - while [ "$TOELAPSE" -lt "$QWAIT" ];do - case "$1" in - "start") virsh "$STARTCMD" "$2" >/dev/null 2>&1;; - "stop") virsh "$STOPCMD" "$2" >/dev/null 2>&1;; - esac - TOELAPSE=$((TOELAPSE+QIVAL)) - sleep "$QIVAL" - [ "$SHUDDUP" -eq 0 ]&&echo -n "." - case "$1" in - "start")kh_qstate start "$2"&&break;; - "stop")kh_qstate stop "$2"&&break;; - esac - done - case "$1" in - "start") - if kh_qstate start "$2";then - kh_status 0 - else - kh_status 1;RETVAL=20 - fi - ;; - "stop") - if kh_qstate stop "$2";then - kh_status 0 - else - virsh "$KILLCMD" "$2" >/dev/null 2>&1 - if kh_qstate stop "$2";then - kh_status 255;RETVAL=255 - else - kh_status 1;RETVAL=20 - fi - fi - ;; - esac -} -kh_filter() { - # Function expects exactly two arguments: command and KVM net name to be started/stopped. - # This works as a pre-filter for knstart and knstop - # RC: - # 1 if no argument, no network name passed, or wrong syntax - # 2 if network/VM does not exist - # 3 if network/VM cannot be started - # 4 if network/VM state is not determinable - FN="kh_filter" - [ -z "$1" ]&&echo "Critical exception in $FN(): no argument passed!" >&2&&exit 1 - [ -z "$2" ]&&echo "Critical exception in $FN(): no action specified!" >&2&&exit 1 - [ -z "$3" ]&&echo "Critical exception in $FN(): no network/VM name passed!" >&2&&exit 1 - case "$1" in - "net") - INFOCMD="net-info"; STARTCMD="net-start" - STOPCMD="net-destroy"; ACTGREP="^Active:" - ACTYES="yes"; ACTNO="no" - KILLCMD="$STOPCMD"; LISTCMD="net-list" - QWAIT="$KHNTWAIT"; QIVAL="$KHNTIVAL" - ;; - "vm") - INFOCMD="domstate"; STARTCMD="start" - STOPCMD="shutdown"; #ACTGREP="^State:" - ACTYES="running"; ACTNO="shut off" - KILLCMD="destroy"; LISTCMD="list" - QWAIT="$KHVMWAIT" QIVAL="$KHVMIVAL" - [ "$2" == "start" ]&&QIVAL="$KHNTIVAL" - ;; - esac - case "$2" in - "start") kh_exec start "$3";; - "stop") kh_exec stop "$3";; - *) echo "Invalid action $2 to $FN()!" >&2&&exit 1;; - esac -} - -[ ${#KHTARGS} -eq 0 ]&&echo "No VM/network specified, aborting." >&2&&exit 127 -for i in "${KHTARGS[@]}";do - case "$KHCMD" in - "net-stop") kh_filter net stop "$i"||RETVAL="$((RETVAL+1))";; - "net-start") kh_filter net start "$i"||RETVAL="$((RETVAL+1))";; - "vm-stop") kh_filter vm stop "$i"||RETVAL="$((RETVAL+1))";; - "vm-start") kh_filter vm start "$i"||RETVAL="$((RETVAL+1))";; - esac - -done - -exit "$RETVAL" |