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qemu: command: Extract setup of one disk's command line

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Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2018-06-01 16:25:18 +02:00
parent fa028bd857
commit 006293afd0
1 changed files with 62 additions and 44 deletions
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126
src/qemu/qemu_command.c
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@ -2236,39 +2236,14 @@ qemuBuildDiskUnmanagedPRCommandLine(virCommandPtr cmd,
static int
qemuBuildDisksCommandLine(virCommandPtr cmd,
qemuBuildDiskCommandLine(virCommandPtr cmd,
const virDomainDef *def,
virQEMUCapsPtr qemuCaps)
virDomainDiskDefPtr disk,
virQEMUCapsPtr qemuCaps,
unsigned int bootindex,
bool driveBoot)
{
size_t i;
unsigned int bootCD = 0;
unsigned int bootFloppy = 0;
unsigned int bootDisk = 0;
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_DRIVE_BOOT) ||
virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
/* bootDevs will get translated into either bootindex=N or boot=on
* depending on what qemu supports */
for (i = 0; i < def->os.nBootDevs; i++) {
switch (def->os.bootDevs[i]) {
case VIR_DOMAIN_BOOT_CDROM:
bootCD = i + 1;
break;
case VIR_DOMAIN_BOOT_FLOPPY:
bootFloppy = i + 1;
break;
case VIR_DOMAIN_BOOT_DISK:
bootDisk = i + 1;
break;
}
}
}
for (i = 0; i < def->ndisks; i++) {
char *optstr;
unsigned int bootindex = 0;
bool driveBoot = false;
virDomainDiskDefPtr disk = def->disks[i];
qemuDomainStorageSourcePrivatePtr srcPriv = QEMU_DOMAIN_STORAGE_SOURCE_PRIVATE(disk->src);
qemuDomainSecretInfoPtr secinfo = NULL;
qemuDomainSecretInfoPtr encinfo = NULL;
@ -2278,30 +2253,6 @@ qemuBuildDisksCommandLine(virCommandPtr cmd,
encinfo = srcPriv->encinfo;
}
if (disk->info.bootIndex) {
bootindex = disk->info.bootIndex;
} else {
switch (disk->device) {
case VIR_DOMAIN_DISK_DEVICE_CDROM:
bootindex = bootCD;
bootCD = 0;
break;
case VIR_DOMAIN_DISK_DEVICE_FLOPPY:
bootindex = bootFloppy;
bootFloppy = 0;
break;
case VIR_DOMAIN_DISK_DEVICE_DISK:
case VIR_DOMAIN_DISK_DEVICE_LUN:
bootindex = bootDisk;
bootDisk = 0;
break;
}
if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
driveBoot = !!bootindex;
bootindex = 0;
}
}
if (qemuBuildDiskUnmanagedPRCommandLine(cmd, disk->src) < 0)
return -1;
@ -2337,7 +2288,74 @@ qemuBuildDisksCommandLine(virCommandPtr cmd,
VIR_FREE(optstr);
}
}
return 0;
}
static int
qemuBuildDisksCommandLine(virCommandPtr cmd,
const virDomainDef *def,
virQEMUCapsPtr qemuCaps)
{
size_t i;
unsigned int bootCD = 0;
unsigned int bootFloppy = 0;
unsigned int bootDisk = 0;
if (virQEMUCapsGet(qemuCaps, QEMU_CAPS_DRIVE_BOOT) ||
virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
/* bootDevs will get translated into either bootindex=N or boot=on
* depending on what qemu supports */
for (i = 0; i < def->os.nBootDevs; i++) {
switch (def->os.bootDevs[i]) {
case VIR_DOMAIN_BOOT_CDROM:
bootCD = i + 1;
break;
case VIR_DOMAIN_BOOT_FLOPPY:
bootFloppy = i + 1;
break;
case VIR_DOMAIN_BOOT_DISK:
bootDisk = i + 1;
break;
}
}
}
for (i = 0; i < def->ndisks; i++) {
virDomainDiskDefPtr disk = def->disks[i];
unsigned int bootindex = 0;
bool driveBoot = false;
if (disk->info.bootIndex) {
bootindex = disk->info.bootIndex;
} else {
switch (disk->device) {
case VIR_DOMAIN_DISK_DEVICE_CDROM:
bootindex = bootCD;
bootCD = 0;
break;
case VIR_DOMAIN_DISK_DEVICE_FLOPPY:
bootindex = bootFloppy;
bootFloppy = 0;
break;
case VIR_DOMAIN_DISK_DEVICE_DISK:
case VIR_DOMAIN_DISK_DEVICE_LUN:
bootindex = bootDisk;
bootDisk = 0;
break;
}
if (!virQEMUCapsGet(qemuCaps, QEMU_CAPS_BOOTINDEX)) {
driveBoot = !!bootindex;
bootindex = 0;
}
}
if (qemuBuildDiskCommandLine(cmd, def, disk, qemuCaps,
bootindex, driveBoot) < 0)
return -1;
}
return 0;
}