qemu: Add loadparm to qemu command line string

Check for the LOADPARM capabilility and potentially add a loadparm=x to
the "-machine" string for the QEMU command line.

Also add xml2argv test cases for loadparm.

Signed-off-by: Farhan Ali <alifm@linux.vnet.ibm.com>
Reviewed-by: Bjoern Walk <bwalk@linux.vnet.ibm.com>
Reviewed-by: Boris Fiuczynski <fiuczy@linux.vnet.ibm.com>
Reviewed-by: Marc Hartmayer <mhartmay@linux.vnet.ibm.com>
This commit is contained in:
Farhan Ali 2017-06-01 12:36:25 -04:00 committed by John Ferlan
parent 04b1d5d192
commit 29ba41c2d4
9 changed files with 223 additions and 0 deletions

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@ -7316,6 +7316,34 @@ qemuAppendKeyWrapMachineParms(virBuffer *buf, virQEMUCapsPtr qemuCaps,
return true;
}
static void
qemuAppendLoadparmMachineParm(virBuffer *buf,
const virDomainDef *def)
{
size_t i = 0;
for (i = 0; i < def->ndisks; i++) {
virDomainDiskDefPtr disk = def->disks[i];
if (disk->info.bootIndex == 1 && disk->info.loadparm) {
virBufferAsprintf(buf, ",loadparm=%s", disk->info.loadparm);
return;
}
}
/* Network boot device */
for (i = 0; i < def->nnets; i++) {
virDomainNetDefPtr net = def->nets[i];
if (net->info.bootIndex == 1 && net->info.loadparm) {
virBufferAsprintf(buf, ",loadparm=%s", net->info.loadparm);
return;
}
}
}
static int
qemuBuildNameCommandLine(virCommandPtr cmd,
virQEMUDriverConfigPtr cfg,
@ -7555,6 +7583,10 @@ qemuBuildMachineCommandLine(virCommandPtr cmd,
}
}
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX) &&
virQEMUCapsGet(qemuCaps, QEMU_CAPS_LOADPARM))
qemuAppendLoadparmMachineParm(&buf, def);
virCommandAddArgBuffer(cmd, &buf);
}

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@ -0,0 +1,28 @@
LC_ALL=C \
PATH=/bin \
HOME=/home/test \
USER=test \
LOGNAME=test \
QEMU_AUDIO_DRV=none \
/usr/bin/qemu-system-s390x \
-name QEMUGuest1 \
-S \
-machine s390-ccw-virtio,accel=tcg,loadparm=SYSTEM1 \
-m 214 \
-smp 1,sockets=1,cores=1,threads=1 \
-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
-nographic \
-nodefaults \
-monitor unix:/tmp/lib/domain--1-QEMUGuest1/monitor.sock,server,nowait \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-ccw,devno=fe.0.0002,drive=drive-virtio-disk0,\
id=virtio-disk0,bootindex=1 \
-drive file=/dev/HostVG/QEMUGuest2,format=raw,if=none,id=drive-virtio-disk1 \
-device virtio-blk-ccw,devno=fe.0.0003,drive=drive-virtio-disk1,\
id=virtio-disk1,bootindex=3 \
-device virtio-net-ccw,vlan=0,id=net0,mac=00:11:22:33:44:54,devno=fe.0.0000,\
bootindex=2 \
-net user,vlan=0,name=hostnet0 \
-device virtio-net-ccw,vlan=1,id=net1,mac=00:11:22:33:42:36,devno=fe.0.0004 \
-net user,vlan=1,name=hostnet1 \
-device virtio-balloon-ccw,id=balloon0,devno=fe.0.0001

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@ -0,0 +1,20 @@
LC_ALL=C \
PATH=/bin \
HOME=/home/test \
USER=test \
LOGNAME=test \
QEMU_AUDIO_DRV=none \
/usr/bin/qemu-system-s390x \
-name QEMUGuest1 \
-S \
-machine s390-ccw-virtio,accel=tcg,loadparm=2 \
-m 214 \
-smp 1,sockets=1,cores=1,threads=1 \
-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
-nographic \
-nodefaults \
-monitor unix:/tmp/lib/domain--1-QEMUGuest1/monitor.sock,server,nowait \
-device virtio-net-ccw,vlan=0,id=net0,mac=00:11:22:33:44:54,devno=fe.0.0000,\
bootindex=1 \
-net user,vlan=0,name=hostnet0 \
-device virtio-balloon-ccw,id=balloon0,devno=fe.0.0001

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@ -0,0 +1,26 @@
<domain type='qemu'>
<name>QEMUGuest1</name>
<uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
<memory>219136</memory>
<currentMemory>219136</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='s390x' machine='s390-ccw-virtio'>hvm</type>
</os>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/qemu-system-s390x</emulator>
<interface type='user'>
<mac address='00:11:22:33:44:54'/>
<model type='virtio'/>
<boot order='1' loadparm='2'/>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0'/>
</interface>
<memballoon model='virtio'>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x1'/>
</memballoon>
</devices>
</domain>

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@ -0,0 +1,26 @@
<domain type='qemu'>
<name>QEMUGuest1</name>
<uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
<memory>219136</memory>
<currentMemory>219136</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='s390x' machine='s390-ccw-virtio'>hvm</type>
</os>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/qemu-system-s390x</emulator>
<disk type='block' device='disk'>
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='hda' bus='virtio'/>
<boot order='1' loadparm='sys1?'/>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0'/>
</disk>
<memballoon model='virtio'>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x1'/>
</memballoon>
</devices>
</domain>

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@ -0,0 +1,26 @@
<domain type='qemu'>
<name>QEMUGuest1</name>
<uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
<memory>219136</memory>
<currentMemory>219136</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='s390x' machine='s390-ccw-virtio'>hvm</type>
</os>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/qemu-system-s390x</emulator>
<disk type='block' device='disk'>
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='hda' bus='virtio'/>
<boot order='1' loadparm='loadparm1'/>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0'/>
</disk>
<memballoon model='virtio'>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x1'/>
</memballoon>
</devices>
</domain>

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@ -0,0 +1,20 @@
LC_ALL=C \
PATH=/bin \
HOME=/home/test \
USER=test \
LOGNAME=test \
QEMU_AUDIO_DRV=none \
/usr/bin/qemu-system-s390x \
-name QEMUGuest1 \
-S \
-machine s390-ccw-virtio,accel=tcg,loadparm=2 \
-m 214 \
-smp 1,sockets=1,cores=1,threads=1 \
-uuid c7a5fdbd-edaf-9455-926a-d65c16db1809 \
-nographic \
-nodefaults \
-monitor unix:/tmp/lib/domain--1-QEMUGuest1/monitor.sock,server,nowait \
-drive file=/dev/HostVG/QEMUGuest1,format=raw,if=none,id=drive-virtio-disk0 \
-device virtio-blk-ccw,devno=fe.0.0000,drive=drive-virtio-disk0,\
id=virtio-disk0,bootindex=1 \
-device virtio-balloon-ccw,id=balloon0,devno=fe.0.0001

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@ -0,0 +1,26 @@
<domain type='qemu'>
<name>QEMUGuest1</name>
<uuid>c7a5fdbd-edaf-9455-926a-d65c16db1809</uuid>
<memory>219136</memory>
<currentMemory>219136</currentMemory>
<vcpu>1</vcpu>
<os>
<type arch='s390x' machine='s390-ccw-virtio'>hvm</type>
</os>
<clock offset='utc'/>
<on_poweroff>destroy</on_poweroff>
<on_reboot>restart</on_reboot>
<on_crash>destroy</on_crash>
<devices>
<emulator>/usr/bin/qemu-system-s390x</emulator>
<disk type='block' device='disk'>
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='hda' bus='virtio'/>
<boot order='1' loadparm='2'/>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x0'/>
</disk>
<memballoon model='virtio'>
<address type='ccw' cssid='0xfe' ssid='0x0' devno='0x1'/>
</memballoon>
</devices>
</domain>

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@ -2477,6 +2477,25 @@ mymain(void)
QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_VIRTIO_SCSI,
QEMU_CAPS_VIRTIO_CCW, QEMU_CAPS_VIRTIO_S390);
DO_TEST("machine-loadparm-s390", QEMU_CAPS_MACHINE_OPT,
QEMU_CAPS_VIRTIO_CCW, QEMU_CAPS_VIRTIO_S390,
QEMU_CAPS_BOOTINDEX, QEMU_CAPS_LOADPARM);
DO_TEST("machine-loadparm-net-s390", QEMU_CAPS_MACHINE_OPT,
QEMU_CAPS_VIRTIO_CCW, QEMU_CAPS_VIRTIO_S390,
QEMU_CAPS_BOOTINDEX, QEMU_CAPS_LOADPARM);
DO_TEST("machine-loadparm-multiple-disks-nets-s390",
QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_VIRTIO_CCW,
QEMU_CAPS_VIRTIO_S390, QEMU_CAPS_BOOTINDEX,
QEMU_CAPS_LOADPARM);
DO_TEST_PARSE_ERROR("machine-loadparm-s390-char-invalid",
QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_VIRTIO_CCW,
QEMU_CAPS_VIRTIO_S390, QEMU_CAPS_BOOTINDEX,
QEMU_CAPS_LOADPARM);
DO_TEST_PARSE_ERROR("machine-loadparm-s390-len-invalid",
QEMU_CAPS_MACHINE_OPT, QEMU_CAPS_VIRTIO_CCW,
QEMU_CAPS_VIRTIO_S390, QEMU_CAPS_BOOTINDEX,
QEMU_CAPS_LOADPARM);
DO_TEST("qemu-ns-domain-ns0", NONE);
DO_TEST("qemu-ns-domain-commandline", NONE);
DO_TEST("qemu-ns-domain-commandline-ns0", NONE);