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nlvmi
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autostart and stopall for host reboot

This commit is contained in:
nativemad 2018-10-10 20:23:40 +02:00
parent 2619e9b411
commit 1d5834298b
2 changed files with 83 additions and 33 deletions
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94
nlvmi
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@ -20,7 +20,6 @@ if [ $U != "root" ]; then
/usr/bin/wrap-nlvmi $A $B $C && exit
fi
if [ ! -d $RUNDIRECTORY ]; then if [ $LOGLEVEL -gt "1" ]; then echo "creating $RUNDIRECTORY"; fi; mkdir -p $RUNDIRECTORY; chown root:nlvmi -R $RUNDIRECTORY; chmod g+w $RUNDIRECTORY; fi
#checking database
@ -106,14 +105,38 @@ function createdb {
function createkey {
openssl req -nodes -x509 -sha256 -newkey rsa:4096 -keyout "/etc/nlvmi/nlvmi_priv.key" -out "/etc/nlvmi/nlvmi_sign.crt" -days 9999 -subj "/CN=nlvmi_signing"
}
#check if VM is running
function checkvm {
if [ -z $1 ]; then echo "checkvm needs one argument!"; exit 1; fi
sqlite3 $SQLITEFILE "SELECT connectstring from vms LEFT JOIN servers ON vms.server = servers.hostname WHERE vmname='$1'" | while read line; do
CONN=$line
if [ ! -z $CONN ]; then
su nlvmi -c "ssh $CONN \"RPID=\\\$(<\\\"$RUNDIRECTORY/$1.pid\\\"); ps -ef | grep -v grep | grep \\\$RPID | grep qemu\"" &>/dev/null && echo "VM is running" || echo "VM is not running"
else
ps -ef | grep `cat $RUNDIRECTORY/$1.pid` | grep -v grep >/dev/null && echo "VM is running" || echo "VM is not running"
fi
done
}
#autostart VMs
function vmautostart {
if [ $DATABASETYPE == "sqlite" ]; then
sqlite3 $SQLITEFILE "SELECT id FROM vms WHERE autostart=1" | while read line; do
IFS='|' read -r -a array <<< "$line"
vmstart ${array[0]}
if [ -z $MASTERSERVER ]; then
for startfile in /home/nlvmi/start*.tmp; do
vmname=`echo $startfile | cut -d "." -f1 | rev | cut -d "/" -f 1 | rev | sed 's/start//g'`
checkvm ${vmname} | grep "is not running" >/dev/null && sh $startfile;
done
else
for startsign in /home/nlvmli/start*.tmp.sha512; do
startfile=`echo $startsign | cut -d "." -f 1-2`
vmname=`echo $startfile | cut -d "." -f1 | rev | cut -d "/" -f1 | rev | sed 's/start//g'`
checkvm ${vmname} | grep "is not running" >/dev/null && if [ -e $startfile ]; then
openssl dgst -sha512 -verify <(openssl x509 -in "/etc/nlvmi/nlvmi_sign.crt" -pubkey -noout) -signature $startsign $startfile >/dev/null && /bin/bash $2 || echo "signature failed!!"
fi
done
fi
}
@ -124,7 +147,7 @@ function vmstart {
sqlite3 $SQLITEFILE "SELECT * FROM vms LEFT JOIN servers on vms.server = servers.hostname WHERE vms.id=$1" | while read line; do
IFS='|' read -r -a array <<< "$line"
#prepare tmpfile
TMPF=/home/nlvmi/${array[1]}.tmp
TMPF=/home/nlvmi/start${array[1]}.tmp
rm $TMPF &>/dev/null
#add user if necessary
echo "if ! \`id -u ${array[2]} &>/dev/null\`; then useradd ${array[2]} -d /run/nlvmi -g nlvmi -M -s /bin/false -G kvm; fi" >>$TMPF
@ -145,13 +168,13 @@ function vmstart {
if [ ! -z ${array[19]} ]; then CDROM="-cdrom ${array[19]}"; fi
if [ ! -z ${array[20]} ]; then TAPDEV1="-netdev tap,ifname=${array[20]},script=no,id=net0"; echo "tunctl -t ${array[20]} -u ${array[2]} && ifconfig ${array[20]} up" >>$TMPF; fi
if [ ! -z ${array[21]} ]; then MACADDR1="-net nic,macaddr=${array[21]},model=virtio,netdev=net0"; fi
if [ ! -z ${array[22]} ]; then BRDEV1="${array[22]}"; echo "brctl addif ${array[22]} ${array[20]}" >>$TMPF; fi
if [ ! -z ${array[22]} ]; then BRDEV1="${array[22]}"; echo "/sbin/brctl addif ${array[22]} ${array[20]}" >>$TMPF; fi
if [ ! -z ${array[23]} ]; then TAPDEV2="-netdev tap,ifname=${array[23]},script=no,id=net1"; echo "tunctl -t ${array[23]} -u ${array[2]} && ifconfig ${array[23]} up" >>$TMPF; fi
if [ ! -z ${array[24]} ]; then MACADDR2="-net nic,macaddr=${array[24]},model=virtio,netdev=net1"; fi
if [ ! -z ${array[25]} ]; then BRDEV2="${array[25]}"; echo "brctl addif ${array[25]} ${array[23]}" >>$TMPF; fi
if [ ! -z ${array[25]} ]; then BRDEV2="${array[25]}"; echo "/sbin/brctl addif ${array[25]} ${array[23]}" >>$TMPF; fi
if [ ! -z ${array[26]} ]; then TAPDEV3="-netdev tap,ifname=${array[26]},script=no,id=net2"; echo "tunctl -t ${array[26]} -u ${array[2]} && ifconfig ${array[26]} up" >>$TMPF; fi
if [ ! -z ${array[27]} ]; then MACADDR3="-net nic,macaddr=${array[27]},model=virtio,netdev=net2"; fi
if [ ! -z ${array[28]} ]; then BRDEV3="${array[28]}"; echo "brctl addif ${array[28]} ${array[26]}" >>$TMPF; fi
if [ ! -z ${array[28]} ]; then BRDEV3="${array[28]}"; echo "/sbin/brctl addif ${array[28]} ${array[26]}" >>$TMPF; fi
if [ ! -z ${array[30]} ]; then WEBSOCK=",websocket=${array[30]}"; else WEBSOCK=""; fi
if [ ! -z ${array[31]} ]; then VNCPASS=",password"; fi
if [ ! -z ${array[29]} ]; then VNCPORT="-vnc :${array[29]}$WEBSOCK$VNCPASS"; fi
@ -166,11 +189,15 @@ function vmstart {
openssl dgst -sha512 -sign "/etc/nlvmi/nlvmi_priv.key" -out /home/nlvmi/${array[1]}.tmp.sha512 $TMPF
su nlvmi -c "scp $TMPF* ${array[34]}:/home/nlvmi/"
su nlvmi -c "ssh ${array[34]} \"/usr/bin/nlvmi remote $TMPF run\""
su nlvmi -c "ssh ${array[34]} \"rm $TMPF $TMPF.sha512\""
if [ ${array[12]} == "0" ]; then
su nlvmi -c "ssh ${array[34]} \"rm $TMPF $TMPF.sha512\""
fi
rm $TMPF $TMPF.sha512
else
/bin/bash $TMPF
rm $TMPF
if [ ${array[12]} == "0" ]; then
rm $TMPF
fi
fi
done
export VMFOUND="yes"
@ -191,7 +218,7 @@ function vmstop {
STOPPED="no"
COUNTER=0
while [ $STOPPED = "no" ]; do
if [ $COUNTER == 2 ]; then
if [ $COUNTER == 10 ]; then
if [ -z ${array[2]} ]; then
kill `cat $RUNDIRECTORY/${array[1]}.pid`
echo "${array[1]} forcefully killed!";
@ -201,7 +228,6 @@ function vmstop {
echo "kill \$(<\"$RUNDIRECTORY/${array[1]}.pid\")" >$TMPF
openssl dgst -sha512 -sign "/etc/nlvmi/nlvmi_priv.key" -out $TMPF.sha512 $TMPF
su nlvmi -c "scp $TMPF* ${array[2]}:/home/nlvmi/"
# su nlvmi -c "ssh ${array[2]} \"echo \\\"kill \\\$(<\\\"$RUNDIRECTORY/${array[1]}.pid\\\")\\\" >/home/nlvmi/${array[1]}.tmp\""
su nlvmi -c "ssh ${array[2]} \"/usr/bin/nlvmi remote /home/nlvmi/${array[1]}.tmp stop\""
su nlvmi -c "ssh ${array[2]} \"rm $TMPF $TMPF.sha512\""
rm $TMPF $TMPF.sha512
@ -216,25 +242,31 @@ function vmstop {
done
}
#stopall
function stopall {
sqlite3 $SQLITEFILE "SELECT id,vmname FROM vms" | while read line; do
IFS='|' read -r -a array <<< "$line"
ps -ef | grep `cat $RUNDIRECTORY/${array[1]}.pid` | grep -v grep >/dev/null && (vmstop ${array[1]} &)
#stop local vm
function vmlocalstop {
if [ ! -e $RUNDIRECTORY/$1.pid ]; then echo "pidfile $RUNDIRECTORY/$1.pid does not exist"; exit 1; fi
echo "system_powerdown" | socat - unix-connect:$RUNDIRECTORY/$1.mon >/dev/null
sleep 5s
STOPPED="no"
COUNTER=0
while [ $STOPPED = "no" ]; do
if [ $COUNTER == 10 ]; then
kill `cat $RUNDIRECTORY/$1.pid`
echo "$1 forcefully killed!";
STOPPED="yes"
fi
((COUNTER++))
ps -ef | grep `cat $RUNDIRECTORY/$1.pid` | grep -v grep >/dev/null || STOPPED="yes"
sleep 1s
done
}
#check if VM is running
function checkvm {
if [ -z $1 ]; then echo "checkvm needs one argument!"; exit 1; fi
sqlite3 $SQLITEFILE "SELECT connectstring from vms LEFT JOIN servers ON vms.server = servers.hostname WHERE vmname='$1'" | while read line; do
CONN=$line
if [ ! -z $CONN ]; then
su nlvmi -c "ssh $CONN \"RPID=\\\$(<\\\"$RUNDIRECTORY/$1.pid\\\"); ps -ef | grep -v grep | grep \\\$RPID | grep qemu\"" &>/dev/null && echo "VM is running" || echo "VM is not running"
else
ps -ef | grep `cat $RUNDIRECTORY/$1.pid` | grep -v grep >/dev/null && echo "VM is running" || echo "VM is not running"
fi
#stopall local vms
function stopall {
for vms in $RUNDIRECTORY/*.pid; do
vmname=`echo ${vms} | rev | cut -d "/" -f1 | rev | sed 's/.pid//g'`
vmlocalstop ${vmname}
done
}
@ -255,7 +287,6 @@ function listdir {
#mainloop
if [ $# -gt 0 ]; then
#echo $1 $2 $3
if [ $1 == "createdb" ]; then
createdb
elif [ $1 == "autostart" ]; then
@ -295,7 +326,6 @@ if [ $# -gt 0 ]; then
if `echo $SSH_CLIENT | grep "$MASTERSERVER " &>/dev/null`; then
if [ -e $2 ]; then
openssl dgst -sha512 -verify <(openssl x509 -in "/etc/nlvmi/nlvmi_sign.crt" -pubkey -noout) -signature $2.sha512 $2 >/dev/null && /bin/bash $2 || echo "signature failed!!"
# /bin/bash $2;
fi
else
echo "not allowed";

22
web/index.php
View File

@ -287,6 +287,13 @@ if (isset($_SESSION['username'])){
exit;
}
}
if ($rkey == "autostart"){
if ($rvalue == "on"){
$rvalue = "1";
} else {
$rvalue = "0";
}
}
$rvalue = clean($_REQUEST[$rkey]);
if ($rvalue == "x86_64"){
$rvalue = "qemu-system-x86_64";
@ -308,6 +315,7 @@ if (isset($_SESSION['username'])){
exit;
} elseif ($_REQUEST['mode']=="editvm"){
$sql="UPDATE vms SET ";
$autostartfound = "0";
foreach(array_keys($_REQUEST) as $rkey){
if (($rkey!="mode")&&($rkey!="editid")&&($rkey!="rand")){
$rvalue = clean($_REQUEST[$rkey]);
@ -318,6 +326,14 @@ if (isset($_SESSION['username'])){
exit;
}
}
if ($rkey == "autostart"){
$autostartfound = "1";
if ($rvalue == "on"){
$rvalue = "1";
} else {
$rvalue = "0";
}
}
if ($rvalue == "x86_64"){
$rvalue = "qemu-system-x86_64";
} elseif ((preg_match('/no drive/', $rvalue))||($rvalue == "no cdrom")){
@ -326,7 +342,11 @@ if (isset($_SESSION['username'])){
$sql .= " $rkey='$rvalue',";
}
}
$sql = rtrim($sql, ',');
if ($autostartfound == "0"){
$sql .= " autostart='0'";
} else {
$sql = rtrim($sql, ',');
}
$eid=clean($_REQUEST['editid']);
$sql .= " WHERE id='$eid'";
$res = $db_handle->exec($sql);