Re: [libvirt] [PATCH] qemu: Validate disk against domain def on coldplug

https://bugzilla.redhat.com/show_bug.cgi?id=1692296#c7 This is a counterpart for ddc72f99027 and implements the same check for coldplug. Signed-off-by: Michal Privoznik <mprivozn(a)redhat.com&gt; --- src/qemu/qemu_driver.c | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index d6ab134196..ed5f832f59 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -8082,6 +8082,21 @@ qemuDomainUpdateDeviceLive(virDomainObjPtr vm, return ret; } + +static int +qemuCheckDiskConfigAgainstDomain(const virDomainDef *def,

+ const virDomainDiskDef *disk) +{ + if (virDomainSCSIDriveAddressIsUsed(def, &disk->info.addr.drive)) { + virReportError(VIR_ERR_OPERATION_INVALID, "%s", + _("Domain already contains a disk with that address")); + return -1; + } + + return 0; +} + + static int qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef, virDomainDeviceDefPtr dev, @@ -8110,6 +8125,8 @@ qemuDomainAttachDeviceConfig(virDomainDefPtr vmdef, return -1; if (qemuCheckDiskConfig(disk, NULL) < 0) return -1; + if (qemuCheckDiskConfigAgainstDomain(vmdef, disk) < 0) + return -1; if (virDomainDiskInsert(vmdef, disk) < 0) return -1; /* vmdef has the pointer. Generic codes for vmdef will do all jobs */ -- 2.21.0 -- libvir-list mailing list libvir-list(a)redhat.com https://www.redhat.com/mailman/listinfo/libvir-list