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kiss-vm
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#!/usr/bin/env bash
# author: [email protected]
# test pass on RHEL-7/CentOS-7, RHEL-8/CentOS-8 RHEL-9/CentOS-9s and Fedora-{29..41}
#
# inspired by https://www.brianlinkletter.com/2019/02/build-a-network-emulator-using-libvirt/
# `and inspired by Red Hat traning Virtual Lab
PATH=~/bin:$PATH
#>================ for recall self if something happen ================
CPID=$$
PROG=$0
ARGS=("$@")
trap_retry() {
local cpu=Icelake-Server
echo "[Error] got a special issue($SA_SIGINFO) while create VM, try again:";
echo '----------------------------------------------------------------'
PATH=/usr/libexec:$PATH LANG=C qemu-kvm -cpu ?|grep -q $cpu || cpu=Skylake-Server
VM_RETRY=yes exec $PROG "${ARGS[@]}" -f --cpu=$cpu;
}
trap trap_retry SIGALRM SIGUSR2
downhostname=download.devel.redhat.com
LOOKASIDE_BASE_URL=${LOOKASIDE:-http://${downhostname}/qa/rhts/lookaside}
#<================ for recall self if something happen ================
P=$0; [[ $0 = /* ]] && P=${0##*/}
_repon=kiss-vm-ns
_confdir=/etc/$_repon
varlib_dir=/var/lib/kiss-vm
Distro=
Location=
Imageurl=
VM_OS_VARIANT=
OVERWRITE=no
KSPath=
ksauto=
MacvtapMode=bridge
VMName=
InstallType=import
VirtInstallTimeOut=600
VMUSER=$(whoami)
[[ $(id -u) = 0 && -n "$SUDO_USER" ]] && VMUSER=$SUDO_USER
eval VMUSERHOME=~$VMUSER
VMSHOME=${VMUSERHOME}/VMs
ImagePath=${VMUSERHOME}/myimages
perConfDir=${VMUSERHOME}/.config/${_repon}
oldperConfDir=${VMUSERHOME}/.config/kiss-vm
VM_DOMAIN=lab.kissvm.net
RuntimeTmp=/tmp/vm-$$
INTERACT=yes
Intranet=yes
VIRT_READY=unkown
_MSIZE=1536M
DSIZE=64
baudrate=115200
DEFAULT_GRAPHICS_CONF="vnc,listen=0.0.0.0"
HostARCH=$(uname -m)
GuestARCH=$HostARCH
VIDEO_OPT="--video=qxl"
SOUND_OPT=""
QEMU_OPTS=()
QEMU_ENV=()
baseUrl=${LOOKASIDE_BASE_URL}/kiss-vm-ns
bkrClientImprovedUrl=${LOOKASIDE_BASE_URL}/bkr-client-improved
VCPUS=${VCPUS:-8,sockets=1,cores=8}
DEFAULT_DISK_BUS=virtio
DEFAULT_IF_MODEL=virtio
defaultPasswd=redhat
defaultWindowsPasswd=Sesame~0pen
orig_disable_ipv6=$(/sbin/sysctl -n net.ipv6.conf.all.disable_ipv6 2>/dev/null)
{ QEMU_USER=qemu; { ! id ${QEMU_USER} &>/dev/null || id libvirt-qemu &>/dev/null; } && QEMU_USER=libvirt-qemu; }
#workaround for creating Windows VM fail with virt-install-5.0
virtinstVer=$(virt-install --version 2>/dev/null)
quote() {
local at=$1
if [[ -z "$at" ]]; then
echo -n "'' "
elif [[ "$at" =~ [^[:print:]]+ || "$at" = *$'\t'* || "$at" = *$'\n'* ]]; then
builtin printf %q "$at"; echo -n " "
elif [[ "$at" =~ "'" && ! "$at" =~ ([\`\"$]+|\\\\) ]]; then
echo -n "\"$at\" "
else
echo -n "$at" | sed -r -e ':a;$!{N;ba};' \
-e "s/'+/'\"&\"'/g" -e "s/^/'/" -e "s/$/' /" \
-e "s/^''//" -e "s/'' $/ /"
fi
}
getReusableCommandLine() {
#if only one parameter, treat it as a piece of script
[[ $# = 1 ]] && { echo "$1"; return; }
local shpattern='^[][0-9a-zA-Z~@%^_+=:,./-]+$'
for at; do
if [[ "$at" =~ $shpattern ]]; then
echo -n "$at "
else
quote "$at"
fi
done
echo
}
run() {
#ref: https://superuser.com/questions/927544/run-command-in-detached-tmux-session-and-log-console-output-to-file
local _runtype= _debug= _rc=0
local _nohup= _nohuplogf=
local _user= _SUDO=
local _default_nohuplogf=${VMpath:-.}/nohup.log
local _tmuxSession= _tmuxlogf=
while true; do
case "$1" in
-d|-debug) _debug=yes; shift;;
-eval*) _runtype=eval; shift;;
-bash*) _runtype=bash; shift;;
-tmux*) _runtype=tmux;
[[ $1 = *=* ]] && _tmuxSession=${1#*=}
_tmuxSession=${_tmuxSession:-$$-${USER}}
_tmuxlogf=${VMpath:-/tmp}/run-tmux-${_tmuxSession}.log
shift;;
-nohu*) _nohup=yes
[[ $1 = *=* ]] && _nohuplogf=${1#*=}
_nohuplogf=${_nohuplogf:-$_default_nohuplogf}
shift;;
-as=*) _U=${1#*=}; [[ "$_U" = "$USER" ]] || _SUDO="sudo -u $_U"; shift;;
-*) shift;;
*) break;;
esac
done
[[ $# -eq 0 ]] && return 0
[[ $# -eq 1 && -z "$_runtype" ]] && _runtype=eval
[[ "${_runtype}" = eval && -n "$_SUDO" ]] && _SUDO+=\ -s
local _cmdl=$(getReusableCommandLine "$@")
local _cmdlx=
if [[ "$_debug" = yes ]]; then
_cmdlx=$_cmdl
if [[ "${_runtype}" = tmux ]]; then
_cmdlx="tmux new -s $_tmuxSession -d \"$_cmdl\" \\; pipe-pane \"cat >$_tmuxlogf\""
elif [[ "$_nohup" = yes ]]; then
_cmdlx="nohup $_cmdl &>${_nohuplogf} &"
fi
[[ -n "$_SUDO" ]] && _cmdlx="[$_SUDO] $_cmdlx"
echo $'\E[0;33;44m'"[${_runtype:-plat} run] ${_cmdlx}"$'\E[0m'
fi
case ${_runtype:-plat} in
plat)
if [[ -n "$_nohup" ]]; then
$_SUDO touch "${_nohuplogf}"
$_SUDO nohup "$@" &>${_nohuplogf} &
else
$_SUDO "$@"; _rc=$?
fi
;;
eval) $_SUDO eval "$_cmdl"; _rc=$?;;
bash) $_SUDO bash -c "$_cmdl"; _rc=$?;;
tmux) $_SUDO tmux new -s $_tmuxSession -d "$_cmdl" \; pipe-pane "cat >$_tmuxlogf"; _rc=$?;;
esac
return $_rc
}
cvirsh() { LANG=C virsh "$@"; }
is_ssh() {
local p=${1:-$PPID}
read pid name x ppid y < <(cat /proc/$p/stat)
# or: read pid name ppid < <(ps -o pid= -o comm= -o ppid= -p $p)
[[ "$name" =~ sshd ]] && { echo "Is SSH: $pid $name"; return 0; }
[ "$ppid" -le 1 ] && { echo "Root is $pid $name"; return 1; }
is_ssh $ppid
}
try_disable_ipv6() {
[[ $(id -u) != 0 ]] && return 1
who am i|grep -v '([0-9a-f:]\+)$' && /sbin/sysctl -w net.ipv6.conf.all.disable_ipv6=1
}
create_vmhome() {
local vmhome=${1%/}
local vmn=${vmhome##*/}
if [[ -z "$vmhome" ]]; then
echo "{VM:ERROR} create_vmhost <vmhome>: argument vmhome is required"
return 1
fi
VMtmp=$vmhome/tmp
homedirf=$varlib_dir/${vmn}/homedir
run -debug -as=$VMUSER mkdir -p $vmhome $VMtmp $varlib_dir/${vmn}
run -debug -as=$VMUSER bash -c "echo $vmhome >$homedirf"
run -as=$VMUSER "chmod 1777 $VMtmp; chcon --reference=/tmp $VMtmp 2>/dev/null"
setfacl -mu:${QEMU_USER}:rwx -mg:${QEMU_USER}:rwx ${vmhome%/*} ${vmhome} 2>/dev/null
#ensure files created in VMtmp can be accessed by others
setfacl -PRdm u::rwx,g::rwx,o::rx ${VMtmp}
}
at_exit() {
#echo -e "\n\n{VM:debug} Removing tmpdir: $RuntimeTmp"
[[ $(id -u) = 0 ]] && /sbin/sysctl -w net.ipv6.conf.all.disable_ipv6=$orig_disable_ipv6 &>/dev/null
rm -rf $RuntimeTmp
}
kill_installer_tmux_session() {
local _vmn=$1
[[ -z "$_vmn" ]] && return
while read session _ ; do
[[ "$session" = *_${_vmn}: ]] && tmux kill-session -t ${session%:}
done < <(tmux ls 2>/dev/null)
}
kill_virt_viewer() {
local _vm=$1
[[ -z "$_vm" ]] && return
local _pid=$(ps axf|awk -vvm=$_vm '$0 ~ ".*virt-viewe[r].*-r "vm"$" {print $1}')
[[ -n "$_pid" ]] && { kill $_pid; }
}
cleanup_and_exit() {
if [[ -n "$VMpath" ]]; then
echo -e "\n{VM:clean} Removing VM dir: $VMpath"
rm -rfv "$VMpath"
rmdir -v "${VMpath%/*}" 2>/dev/null
echo -e "{VM:clean} kill installer assistant tmux session"
kill_installer_tmux_session ${VMpath##*/}
fi
exit ${1:-0}
}
trap cleanup_and_exit SIGINT SIGQUIT SIGTERM
trap at_exit EXIT
#-------------------------------------------------------------------------------
vcpuN() {
local _vcpus=$1
local _vcpun= _sockets=1 _cores=4 _threads=1
for _item in ${_vcpus//,/ }; do
case $_item in
[0-9]*) _vcpun=$_item;;
sockets=*) _sockets=${_item#*=};;
cores=*) _cores=${_item#*=};;
threads=*) _threads=${_item#*=};;
esac
done
if [[ -z "$_vcpun" ]]; then
_vcpun=$((_sockets * _cores * _threads))
fi
echo -n $_vcpun
}
vmname_gen() {
local distro=$1
local cname=$2
local name=${Distro//./}
local archsuffix=
name=${name,,}
if [[ -n "$cname" ]]; then
name=${cname//[._]/-}
else
[[ "$GuestARCH" != "$HostARCH" ]] && archsuffix="_$GuestARCH"
name=${VMUSER}-${name}$archsuffix
fi
echo -n $name
}
vmname_extract() {
local allopt=
[[ "$1" = -all || "$1" = --all ]] && { shift; allopt=--all; }
local i=0
for vm; do
let i=0
for _vm in $(virsh list --name ${allopt}); do
[[ "$_vm" = $vm ]] && { echo $_vm; let i++; }
done
[[ $i -eq 0 ]] && echo "$vm"
done
}
_vmblklist() {
local _vmname=$(vmname_extract -all "$1"|head -n1)
local _pat=${2:-.}
[[ -z "$_vmname" ]] && {
echo "Usage: vmblklist <vmname> [pattern]"
return 1
}
local blklist=$(cvirsh domblklist "$_vmname" --details | awk 'NR>2{print}' | sed -r '/^$/d')
if [[ -z "$(grep -E -v 'cdrom|ansf-usb.image' <<<"$blklist")" ]]; then
blklist+=$'\n'$(virsh dumpxml "$_vmname" |
sed -rn '/qemu:commandline/,/\/qemu:commandline/{/.*file=([^,]+),.*,id=NVME.*/I{s//file disk nvme \1/;p}}')
fi
echo "$blklist" | grep -E "/$_vmname/" | grep -E "$_pat"
echo "$blklist" | grep -E -v "/$_vmname/" | grep -E "$_pat"
}
vmrootdir() {
pushd $VMSHOME >/dev/null
pwd
ls -l
popd >/dev/null
}
vmhomedir() {
local _vmname= _vmdir=
_vmname=$(vmname_extract -all "$@")
if test -z "$_vmname"; then
echo "{VM:WARN} a vmname is needed" >&2
return 1
fi
for vmn in $_vmname; do
virsh desc $vmn &>/dev/null || {
echo -e "{VM:WARN} VM $vmn not exist!" >&2; continue
}
_vmdir=$(cat $varlib_dir/$vmn/homedir 2>/dev/null)
if test -z "$_vmdir"; then
_vmdir=$(ls -d $VMSHOME/*/$vmn 2>/dev/null|head -1)
if test -z "$_vmdir"; then
echo "{VM:ERR} [$vmn] get home dir fail, something is wrong" >&2
continue
fi
fi
if pushd $_vmdir &>/dev/null; then
pwd
ls -lAhZ
popd >/dev/null
test -f $_vmdir/.kiss-vm ||
echo "{VM:NOTE} seems this VM is not created by kiss-vm($(command -v vm))" >&2
else
echo "$_vmdir"
ls -lAhZ "$_vmdir" ||
echo "{VM:WARN} current user($(whoami)) can not access the ^^ VM homedir ^^" >&2
fi
echo
done
}
_vmdelete() {
local _vmname=$1
[[ -z "$_vmname" ]] && {
return 1
}
grep -E -q "^${_vmname//+/.}$" <(virsh list --name --all) || {
echo -e "{VM:WARN} VM '$_vmname' does not exist"
return 1
}
local userhome=$(getent passwd "$VMUSER" | cut -d: -f6)
local _vmdir=$(vmhomedir $_vmname 2>/dev/null|head -n1)
local own=no
local delOpts=
[[ -n "$(virsh snapshot-list $_vmname --name)" ]] && delOpts=--snapshots-metadata
[[ $(id -u) = 0 && $_vmdir = /root/VM[sS]/* ]] || [[ "$_vmdir" = $userhome/VM[sS]/* ]] && own=yes
if [[ $own != yes ]]; then
echo -e "{VM:WARN} VM '$_vmname' was not created by current user($VMUSER); try:"
cat <<-EOF
virsh destroy $_vmname
virsh undefine $_vmname $delOpts #--remove-all-storage --nvram
EOF
return 1
fi
echo -e "\n{VM:INFO} => dist removing VM $_vmname .."
{ virsh destroy $_vmname 2>/dev/null; sleep 0.5
virsh undefine $_vmname $delOpts 2>/dev/null || virsh undefine $_vmname --nvram; } | sed '/^$/d'
echo -e "{VM:INFO} kill virt-viewer/tmux-session of $_vmname ..."
kill_installer_tmux_session ${_vmname}
kill_virt_viewer ${_vmname}
echo -e "{VM:INFO} removing VM folder $_vmdir ..."
rm -rf $varlib_dir/$_vmname
rm -f $_vmdir/{url,nohup.log,ext4.qcow2,xfs.qcow2,vm.xml,qemu.argv,.kiss-vm}
rm -f $_vmdir/*.cfg $_vmdir/*.ks
rm -f $_vmdir/*.qcow2.xz $_vmdir/*.img $_vmdir/*.image
rm -f $_vmdir/nvdimm-*.dev
rm -f $(sed 's/^unix://' $_vmdir/tmp/monitor.unix 2>/dev/null)
rm -fr $_vmdir/tmp
rm -f $_vmdir/*
rmdir $_vmdir 2>/dev/null
rmdir ${_vmdir%/*} 2>/dev/null
return 0
}
vmdialogchecklist() {
local cmdinfo=$1
local resfile=$2
local all=$3
local vmlist=$(virsh list --name ${all:+--all})
[[ -n "$VMUSER" ]] && vmlist=$(grep "^$VMUSER" <<<"$vmlist"; grep -v "^$VMUSER" <<<"$vmlist";)
local vmList=$(echo "$vmlist" | sed -e /^$/d -e 's/.*/"&" "" 1/')
[[ -z "${vmList}" ]] && {
echo -e "{VM:WARN} there is not any VM in your host .." >&2
return 1;
}
dialog --backtitle "$cmdinfo" --separate-output --checklist "${cmdinfo}: please select vms you want " 30 120 28 $vmList 2>$resfile; rc=$?
tput cup $(tput lines) 0
return $rc
}
vmdialogradiolist() {
local cmdinfo=$1
local resfile=$2
local all=$3
local vmlist=$(virsh list --name ${all:+--all})
[[ -n "$VMUSER" ]] && vmlist=$(grep "^$VMUSER" <<<"$vmlist"; grep -v "^$VMUSER" <<<"$vmlist";)
local vmList=$(echo "$vmlist" | sed -e /^$/d -e 's/.*/"&" "" 1/')
[[ -z "${vmList}" ]] && {
echo -e "{VM:WARN} there is not any VM in your host .." >&2
return 1;
}
dialog --backtitle "$cmdinfo" --radiolist "${cmdinfo}: please select vm you want " 30 60 28 $vmList 2>$resfile; rc=$?
tput cup $(tput lines) 0
return $rc
}
vmdelete() {
[[ $# = 0 ]] && {
resf=$RuntimeTmp/vmlist
vmdialogchecklist vm-delete $resf all && rmList=$(< $resf)
[[ -z "$rmList" ]] && { return; }
eval set $rmList
}
set -- $(vmname_extract -all "$@")
for vm; do _vmdelete $vm; done
}
vmiflist() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-iflist $resf all && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
virsh domiflist "$_vmname" | awk 'NR>2&&$NF'
}
vmifunplugin() {
local _vmname=$(vmname_extract -all "$1")
local _ifid=$2
[[ $_ifid = [0-9] ]] && _ifid=$(vmiflist $_vmname|awk "NR==${_ifid}{print \$NF}")
[[ -z "$_ifid" ]] && { echo "{WARN} Usage: $0 <vmname> <if-mac|if-srcname|if-number>" >&2; return 1; }
run -debug virsh domif-setlink "$_vmname" "$_ifid" down
}
vmifplugin() {
local _vmname=$(vmname_extract -all "$1")
local _ifid=$2
[[ $_ifid = [0-9] ]] && _ifid=$(vmiflist $_vmname|awk "NR==${_ifid}{print \$NF}")
[[ -z "$_ifid" ]] && { echo "{WARN} Usage: $0 <vmname> <if-mac|if-srcname|if-number>" >&2; return 1; }
run -debug virsh domif-setlink "$_vmname" "$_ifid" up
}
vmifaddr() {
local GETENT=
local VERBOSEIF=
while :; do
case "$1" in
/x) GETENT=yes; shift;;
/v) VERBOSEIF=yes; shift;;
*) break;;
esac
done
local _vmname=$(vmname_extract -all "$1")
VERBOSEIF=${2:+yes}
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-ifaddr $resf && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
local addrs=
if [[ "$GETENT" = yes ]]; then
addrs=$(getent hosts "$_vmname"|awk '{print $1}'|tac)
else
addrs=$(virsh --quiet domifaddr "$_vmname" | awk '{print $4}')
if [[ -z "$VERBOSEIF" ]]; then
addrs=$(echo "$addrs" | awk -F/ '{print $1}')
fi
fi
[[ -n "$addrs" ]] && echo "$addrs"
}
vmviewer() {
echo "{VM:INFO} redirect to: virt-viewer -s -v -r ..."
local logf=$RuntimeTmp/vmviewer-$$.log
local waitopt=
[[ "$WAIT" = yes ]] && waitopt=-w
set -- $(vmname_extract "$@")
kill_virt_viewer "$@"
run -debug -nohup=$logf virt-viewer -s -v -r $waitopt "$@"
sleep 1; cat $logf 2>/dev/null
}
vncgetsc() {
local vncport=$1
local _vmname=$(vmname_extract -all "$2")
! command -v vncdo >/dev/null && {
echo "{VM:WARN} command vncdo is needed by 'vncgetsc/vncgetscreen' function!" >&2
return 1
}
local fname=$_vmname-screen-$(date +%F_%T_%N).png
vncdo -s $vncport capture $RuntimeTmp/_screen.png
if [[ "$INVERT" = yes || -n "$ThresHold" ]]; then
image_binarize $RuntimeTmp/_screen.png $fname invert=${INVERT:-no} threshold=${ThresHold}
else
mv $RuntimeTmp/_screen.png $fname
fi
ls -lh $fname
if [[ -n $DISPLAY ]]; then
RM=yes
if command -v eom &>/dev/null; then
run -debug eom $fname
elif command -v eog &>/dev/null; then
run -debug eog $fname
elif command -v qview &>/dev/null; then
run -debug qview $fname
else
RM=no
fi
[[ "$RM" = yes ]] && { sleep 0.1; rm -f $fname; }
fi
}
image_binarize() {
local srcf=${1}
local dstf=${2:-new-${srcf}}
local invert=${3#invert=}
local threshold=${4#threshold=} _hold=
threshold=${threshold:-50%}
_hold=0.${threshold%\%}
GMFirst=${GMFirst:-no}
if command -v anytopnm >/dev/null; then
if [[ "$invert" = yes ]]; then
anytopnm $srcf | ppmtopgm | pgmtopbm -threshold -value ${_hold} | pnminvert | pnmtopng > $dstf
else
anytopnm $srcf | ppmtopgm | pgmtopbm -threshold -value ${_hold}| pnmtopng > $dstf
fi
else
local ConvertCmd="gm convert"
[[ "$invert" = yes ]] && negateOpt=-negate
! command -v gm >/dev/null && {
if ! command -v convert >/dev/null; then
echo "{VM:WARN} command gm or convert are needed by 'image_binarize' function!" >&2
return 1
else
ConvertCmd=convert
fi
}
$ConvertCmd $srcf -threshold ${threshold%\%}% $negateOpt $dstf
fi
return 0
}
vncget() {
local vncport=${1}
local ocrtool=${2}
! command -v vncdo >/dev/null && {
echo "{VM:WARN} command vncdo is needed by 'vncget' function!" >&2
return 1
}
! command -v gocr >/dev/null && ! command -v tesseract >/dev/null && {
echo "{VM:WARN} command gocr or tesseract is needed by 'vncget' function!" >&2
return 1
}
vncdo -s $vncport capture $RuntimeTmp/_screen.png
[[ ! -s $RuntimeTmp/_screen.png ]] && {
echo "{VM:WARN} vncdo capture fail, it might because that conflict with unshared 'virt-viewer'" >&2
}
image_binarize $RuntimeTmp/_screen.png $RuntimeTmp/_screen2.png invert=$INVERT threshold=${ThresHold}
[[ -n "$ocrtool" ]] && shift 2 || { ocrtool=gocr; shift 1; }
case $ocrtool in
gocr)
gocr -i $RuntimeTmp/_screen2.png "${@}" 2>/dev/null | GREP_COLORS='ms=30;47' grep --color .
;;
tesseract|tesser*)
tesseract $RuntimeTmp/_screen2.png - "${@}" 2>/dev/null | GREP_COLORS='ms=30;47' grep --color .
;;
esac
}
vncput() {
local vncport=$1
shift
command -v vncdo >/dev/null || {
echo "{VM:WARN} vncdo is needed by 'vncput' function!" >&2
return 1
}
local msgArray=()
for msg; do
[[ -z "$msg" ]] && { msgArray+=(); continue; }
case "$msg" in
key:*|keyup:*|keydown:*)
msgArray+=("$msg")
;;
*)
regex='[~@#$%^&*()_+|}{":?><!]'
_msg="${msg#type:}"
if [[ "$_msg" =~ $regex ]]; then
while IFS= read -r line; do
if [[ "$line" = key:shift-? ]]; then
: #line=key:shift-$(tr ')~!@#$%^&*(+}{|:><?"' '0`123456789=][\\;.,/'"'" <<<"${line: -1}")
else
line="type:$line"
fi
msgArray+=("$line")
done < <(sed -r -e 's;[~!@#$%^&*()_+|}{":?><]+;&\n;g' -e 's;[~!@#$%^&*()_+|}{":?><];\nkey:shift-&;g' <<<"$_msg")
else
msgArray+=("$msg")
fi
;;
esac
msgArray+=("")
done
for msg in "${msgArray[@]}"; do
[[ -z "${msg}" ]] && { sleep 0.5; continue; }
[[ "${msg}" = key:sleep:* ]] && { sleep ${msg#key:sleep:}; continue; }
case "$msg" in
key:*) vncdo --force-caps -s $vncport key "${msg#key:}";;
keyup:*) vncdo --force-caps -s $vncport keyup "${msg#keyup:}";;
keydown:*) vncdo --force-caps -s $vncport keydown "${msg#keydown:}";;
*) vncdo --force-caps -s $vncport type "${msg#type:}";;
esac
done
}
_vmvncport() {
local _vmn=$1;
virsh dumpxml "$_vmn" | sed -rn "/.* type=.vnc. port=.([0-9]+).*/{s//\1/;p}";
}
vmvncproc() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-vncproc $resf all && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
local port=$(_vmvncport $_vmname)
if [[ -n "${port}" ]]; then
if [[ -z "${VNCPUTS}" && -z "${VNCGET}" && -z "${VNCGETSC}" ]]; then
hnames=$(hostname -A 2>/dev/null); test -z "$hnames" && hnames=$(hostname)
h=0
for _host in $(echo "${hnames}"|xargs -n 1|sort -u); do
_host=${_host%.localdomain}
ping -c 2 ${_host} &>/dev/null || continue
let h++; echo ${_host}:$port
done
[[ $h = 0 ]] && echo localhost:$port
return
fi
if [[ -n "${VNCPUTS}" ]]; then
vncput localhost::$port "${VNCPUTS[@]}"
echo "[vncput@$_vmname]> ${VNCPUTS[*]}"
fi
if [[ -n "${VNCGETSC}" ]]; then
[[ -t 1 || ! -p /dev/stdout ]] && echo "[vncgetsc@$_vmname]:" >&2
vncgetsc localhost::$port $_vmname
fi
if [[ -n "${VNCGET}" ]]; then
[[ -t 1 || ! -p /dev/stdout ]] && echo "[vncget@$_vmname]:" >&2
vncget localhost::$port ${OCR_TOOL}
fi
fi
}
vmxml() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-dumpxml $resf all && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
virsh dumpxml "$_vmname"
}
vmedit() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-edit $resf all && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
grep -q export.EDITOR= ~/.bashrc /etc/bashrc || export EDITOR=$(command -v vim)
virsh edit "$_vmname"
}
port_available() {
nc $(grep -q -- '-z\>' < <(nc -h 2>&1) && echo -z) $1 $2 </dev/null &>/dev/null
}
vmreboot() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-reboot $resf all && _vmname=$(sed 's/"//g' $resf)
[[ -z "$_vmname" ]] && { return; }
}
set -- $(vmname_extract "$@")
for vm; do
virsh destroy "$vm" 2>/dev/null
virsh start "$vm"
done
[[ "$WAIT" = yes ]] && {
for vm; do
echo -e "{VM:INFO} waiting [$vm] restart finish ..."
read _addr < <(vmifaddr "$vm")
until port_available ${_addr} 22; do sleep 1; done
done
}
}
vmstop() {
local _vmname=$(vmname_extract "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogchecklist vm-shutdown $resf all && vmList=$(< $resf)
[[ -z "$vmList" ]] && { return; }
eval set $vmList
}
set -- $(vmname_extract "$@")
for vm; do
virsh destroy "$vm"
done
}
vmstart() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogchecklist vm-start $resf all && vmList=$(< $resf)
[[ -z "$vmList" ]] && { return; }
eval set $vmList
}
set -- $(vmname_extract -all "$@")
for vm; do
virsh start "$vm"
done
}
vmautostart() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogchecklist vm-start $resf all && vmList=$(< $resf)
[[ -z "$vmList" ]] && { return; }
eval set $vmList
}
set -- $(vmname_extract -all "$@")
for vm; do
virsh autostart $AutoStartOpt "$vm"
done
}
vmnoautostart() {
AutoStartOpt=--disable vmautostart "$@"
}
vmstat() {
local _vmname=$(vmname_extract -all "$1")
[[ -z "$_vmname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogchecklist vm-stat $resf all && vmList=$(< $resf)
[[ -z "$vmList" ]] && { return; }
eval set $vmList
}
set -- $(vmname_extract -all "$@")
for vm; do
cvirsh domstate "$vm"
done
}
vmclone() {
[[ "$1" = /a ]] && {
shift
local APPEND=yes
}
is_invalid_vmname() {
local nvmname=$1
grep -E --color=always "[][~\!@#$^&()=,\":;{}|<>'\` ]" <<<"$nvmname"
}
echo -e "{VM:INFO} checking source and destination VM status ..."
local srcname=$(vmname_extract -all "$1"|head -1)
local dstname=$2
[[ -z "$srcname" ]] && {
resf=$RuntimeTmp/vmlist
vmdialogradiolist vm-clone $resf all && srcname=$(sed 's/"//g' $resf)
[[ -z "$srcname" ]] && {
return;
}
}
if [[ -z "$dstname" ]]; then
dstname=${srcname}-clone-$$
else
#verify invalid charactors
[[ "$APPEND" = yes ]] && dstname=${srcname}-${dstname}
fi
is_invalid_vmname "$dstname" && return 1
virsh desc $dstname &>/dev/null && {
echo -e "{VM:WARN} Guest $dstname has been there ..."
return 1
}
#get src vm path
srcpath=$(vmhomedir $srcname 2>/dev/null|head -n1)
[[ ! -r "${srcpath}" ]] && {
echo "homedir($srcname): $srcpath"
echo -e "{VM:WARN} Guest homedir is not readable for current user($(whoami)) ..."
return 1
}
[[ ! -f ${srcpath}/.kiss-vm || ${srcpath##*/} != ${srcname} ]] && {
echo -e "{VM:WARN} seems $srcname was not created by kiss-vm, can not use vm-clone; please use virt-clone instead ..."
return 1
}
[[ ! -r ${srcpath}/.kiss-vm ]] && {
vmhomedir $srcname
echo -e "{VM:WARN} Guest $srcname is not readable for current user($(whoami)) ..."
return 1
}
#virsh suspend "$srcname"
echo -e "{VM:INFO} stoping source VM '${srcname}' ..."
virsh destroy "$srcname" &>/dev/null
[[ "$(vmstat $srcname)" = running* ]] && {
echo -e "{VM:WARN} Guest $srcname is still running, please stop it before clone ..."
return 1
}
# do clone
echo -e "{VM:INFO} cloning $srcname to $dstname ..."
local distron=$(awk -F/ '{print $(NF-1)}' <<<"${srcpath}")
local dstpath=$VMSHOME/$distron/$dstname
create_vmhome $dstpath
rm -f $dstpath/*
if [[ "$VMSHARE" != yes ]]; then
setfacl -d -mg::--- -mo::--- $dstpath
fi
chcon --reference=${srcpath} $dstpath 2>/dev/null
run -as=$VMUSER touch $dstpath/.kiss-vm
fileopts=$(_vmblklist $srcname|sed -rn '/( -|\.iso)$/!{ s|^.* | --file |;'"s|$srcpath|$dstpath|;s%/${srcname}([^/]+)\$%/${dstname}\1%;"' p}'|xargs)
run -debug -as=$VMUSER bash -c "virt-clone -o ${srcname} --name ${dstname} $fileopts \
--check path_exists=off --check disk_size=off \
--print-xml >$dstpath/${dstname}.xml"
[[ -s $dstpath/${dstname}.xml ]] || return 1
sed -i "s|$srcpath|$dstpath|" $dstpath/${dstname}.xml
#Note: https://www.reddit.com/r/archlinux/comments/obn999/ownership_of_qcow2_images_created_by_virtmanager/
#^^^^ why don't use virt-clone directly
#copy file
for f in ${srcpath}/*; do
fname=${f##*/}
df=$dstpath/$fname
[[ "${fname}" = nohup.log ]] && continue
if [[ "${fname}" = ${srcname}[-.]* ]]; then
dfname=${fname/$srcname/$dstname}
df="$dstpath/${dfname}"
sed -i "s|/$fname|/$dfname|g" $dstpath/${dstname}.xml
fi
run -debug cp -p --sparse=always --preserve=all "$f" "$df"
#if the cp --preserve=context does not work, use:
#run -debug chcon --reference="$f" "$df" 2>/dev/null
done
#virt-clone get wrong nvram path/filename, fix it.
if grep -q "<nvram>$dstpath/" $dstpath/${dstname}.xml; then
nvramline=$(virsh dumpxml "$srcname"|sed -n "/<nvram>/{s#$srcpath#$dstpath#; p}")
sed -i "/<nvram>/s#^.*\$#${nvramline}#" $dstpath/${dstname}.xml
fi
if [[ $(id -u) = 0 ]]; then
chown $VMUSER:$(id -g -u $VMUSER) -R $dstpath
fi
run -debug -as=$VMUSER virsh define $dstpath/${dstname}.xml
vmhomedir ${dstname}
#--enable customize,user-account,ssh-hostkeys,net-hostname,net-hwaddr,machine-id \
LIBGUESTFS_BACKEND=direct run -debug virt-sysprep -d ${dstname} \
--enable customize,user-account,net-hostname,net-hwaddr,machine-id \
--hostname $dstname \
--remove-user-accounts bar \
--run-command "ls -l"
run -debug -as=$VMUSER virsh start $dstname
#virsh resume "$srcname"
#virsh start "$srcname"
}
sshtest() {
local target=$1
local sshOpts=${2:--oUserKnownHostsFile=/dev/null -oStrictHostKeyChecking=no -oGSSAPIAuthentication=no $sshKeyOpts}
local result=255
local tmpf=${RuntimeTmp}/_sshtest
local KexAlgorithmsOpt=
[[ -z "${RuntimeTmp}" ]] && tmpf=$(mktemp)
local _cmd= #work-around for avoiding hang while test against windows openssh-server
[[ "${target,,}" = administrator@* ]] && _cmd=exit
LANG=C /usr/bin/ssh -v -n -o Batchmode=yes $sshOpts $target $_cmd &>$tmpf; sshrc=$?
[[ "$DEBUG" = yes ]] && {
echo "[sshtest:debug] sshrc=$sshrc" >&2
echo -e "\033[32m$(tail -n 20 $tmpf)\033[0m" >&2
}
if [[ $sshrc = 0 ]]; then
result=0 #can login or run command without password
elif grep -iq '^Bytes per second:' $tmpf; then
result=0 #freebsd "publickey" login
elif grep -v ^debug1: $tmpf|grep -iq "Permission denied (.*password.*)"; then
result=1 #can login or run command with password
elif grep -iq "no matching key exchange method found. Their offer:" $tmpf; then
local KexAlgorithmsOpt=-oKexAlgorithms=+$(sed -n '/^.*Their offer: /{s///;s/\r//;p}' $tmpf)
if [[ "$sshOpts" != *$KexAlgorithmsOpt ]]; then
sshOpts+=" $KexAlgorithmsOpt"
sshtest $target "$sshOpts"
result=$?
else
result=2 #can not connect to ssh
fi
elif grep -iq "no matching host key type found. Their offer: ssh-rsa" $tmpf; then
sshtest $target "-oHostKeyAlgorithms=+ssh-rsa -oPubkeyAcceptedKeyTypes=+ssh-rsa $sshOpts"
result=$?
fi
[[ -z "${RuntimeTmp}" ]] && rm -f $tmpf
[[ -z "$KexAlgorithmsOpt" ]] && echo "$sshOpts"
return $result
}
vmcopyto() {
[[ "$#" -lt 3 ]] && {
echo "Usage: vm cpto vmname <src files/dirs ...> <dst dir in vm>"
return 1
}
local U=root _vmname= _pat="$1"
shift
_vmname=$(vmname_extract -all "${_pat#*@}"|head -1)
local _addr=
local dstdir=${@: -1}
local srcarray=("${@:1: $#-1}")
read _addr < <(vmifaddr "$_vmname")
port_available $_addr 22 || {
echo -e "{VM:ERR} port $_vmname:22 is not available" >&2
return 1
}
local sshstat=unavailable
local sshOpts="-o UserKnownHostsFile=/dev/null -o StrictHostKeyChecking=no -o GSSAPIAuthentication=no -o LogLevel=ERROR $sshKeyOpts"
vmhomedir $_vmname | grep -E -q -i -e windows && {
U=Administrator; defaultPasswd=$defaultWindowsPasswd;
}
[[ "$_pat" = *@* ]] && read U _pat <<<"${_pat/@/ }"
[[ "$U" = *[:,]* ]] && read U defaultPasswd <<<"${U/[:,]/ }"
[[ -n "$CM_USER" ]] && { U="$CM_USER"; }
[[ -n "$CM_PASSWD" ]] && { defaultPasswd="$CM_PASSWD"; }
sshOpts=$(sshtest $U@$_addr "$sshOpts")
case $? in 0) sshstat=yes;; 1) sshstat=passwd;; esac
[[ "$VERBOSE" -gt 0 && $sshstat != unavailable ]] && {
echo -e "\E[01;36m[HOST]> scp \$sshOpts -r ${srcarray[@]} $U@${_addr}:$dstdir/.\E[0m" >&2
}
if [[ $sshstat = yes ]]; then
scp $sshOpts -r "${srcarray[@]}" $U@${_addr}:$dstdir/.
rc=$?
[[ $rc = 0 ]] && {
flist=()
for f in "${srcarray[@]}"; do f=${f%/}; flist+=("$dstdir/${f##*/}"); done
/usr/bin/ssh $sshOpts $U@${_addr} ls -ld "${flist[@]}"
}
elif [[ $sshstat = passwd ]]; then
expect <(cat <<-EOF
set timeout 120
spawn {*}\${argv}
expect {
"password:" { send "$defaultPasswd\r"; exp_continue }