* docs/schemas/domain.rng: Add <serial> element to disks
* src/domain_conf.h, src/domain_conf.c: XML parsing and
formatting for disk serial numbers
* src/qemu_conf.c: Set serial number when launching guests
* tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args,
tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml: Add
serial number to XML test
---
docs/schemas/domain.rng | 10 ++++++++
src/domain_conf.c | 11 ++++++++
src/domain_conf.h | 1 +
src/qemu_conf.c | 25 ++++++++++++++++++++
src/qemu_conf.h | 1 +
tests/qemuhelptest.c | 3 ++
.../qemuxml2argv-disk-drive-shared.args | 2 +-
.../qemuxml2argv-disk-drive-shared.xml | 1 +
tests/qemuxml2argvtest.c | 2 +-
9 files changed, 54 insertions(+), 2 deletions(-)
diff --git a/docs/schemas/domain.rng b/docs/schemas/domain.rng
index f857301..16f35e4 100644
--- a/docs/schemas/domain.rng
+++ b/docs/schemas/domain.rng
@@ -336,6 +336,11 @@
<empty/>
</element>
</optional>
+ <optional>
+ <element name="serial">
+ <ref name="diskSerial"/>
+ </element>
+ </optional>
</define>
<!--
A disk description can be either of type file or block
@@ -1135,6 +1140,11 @@
<param name="pattern">[A-Za-z0-9_\.\+\-&:/]+</param>
</data>
</define>
+ <define name="diskSerial">
+ <data type="string">
+ <param name="pattern">[A-Za-z0-9_\.\+\-]+</param>
+ </data>
+ </define>
<define name="genericName">
<data type="string">
<param name="pattern">[a-zA-Z0-9_\+\-]+</param>
diff --git a/src/domain_conf.c b/src/domain_conf.c
index 1d2cc7c..654f753 100644
--- a/src/domain_conf.c
+++ b/src/domain_conf.c
@@ -284,6 +284,7 @@ void virDomainDiskDefFree(virDomainDiskDefPtr def)
if (!def)
return;
+ VIR_FREE(def->serial);
VIR_FREE(def->src);
VIR_FREE(def->dst);
VIR_FREE(def->driverName);
@@ -661,6 +662,7 @@ virDomainDiskDefParseXML(virConnectPtr conn,
char *bus = NULL;
char *cachetag = NULL;
char *devaddr = NULL;
+ char *serial = NULL;
if (VIR_ALLOC(def) < 0) {
virReportOOMError(conn);
@@ -718,6 +720,9 @@ virDomainDiskDefParseXML(virConnectPtr conn,
} else if ((flags & VIR_DOMAIN_XML_INTERNAL_STATUS) &&
xmlStrEqual(cur->name, BAD_CAST "state")) {
devaddr = virXMLPropString(cur, "devaddr");
+ } else if ((serial == NULL) &&
+ (xmlStrEqual(cur->name, BAD_CAST "serial"))) {
+ serial = (char *)xmlNodeGetContent(cur);
}
}
cur = cur->next;
@@ -836,6 +841,8 @@ virDomainDiskDefParseXML(virConnectPtr conn,
driverName = NULL;
def->driverType = driverType;
driverType = NULL;
+ def->serial = serial;
+ serial = NULL;
cleanup:
VIR_FREE(bus);
@@ -847,6 +854,7 @@ cleanup:
VIR_FREE(driverName);
VIR_FREE(cachetag);
VIR_FREE(devaddr);
+ VIR_FREE(serial);
return def;
@@ -3519,6 +3527,9 @@ virDomainDiskDefFormat(virConnectPtr conn,
virBufferAddLit(buf, " <readonly/>\n");
if (def->shared)
virBufferAddLit(buf, " <shareable/>\n");
+ if (def->serial)
+ virBufferEscapeString(buf, " <serial>%s</serial>\n",
+ def->serial);
if (flags & VIR_DOMAIN_XML_INTERNAL_STATUS) {
virBufferAddLit(buf, " <state");
diff --git a/src/domain_conf.h b/src/domain_conf.h
index 44302be..7bad5e7 100644
--- a/src/domain_conf.h
+++ b/src/domain_conf.h
@@ -109,6 +109,7 @@ struct _virDomainDiskDef {
char *dst;
char *driverName;
char *driverType;
+ char *serial;
int cachemode;
unsigned int readonly : 1;
unsigned int shared : 1;
diff --git a/src/qemu_conf.c b/src/qemu_conf.c
index 22f5edd..381f281 100644
--- a/src/qemu_conf.c
+++ b/src/qemu_conf.c
@@ -782,6 +782,8 @@ static unsigned int qemudComputeCmdFlags(const char *help,
flags |= QEMUD_CMD_FLAG_VGA;
if (strstr(help, "boot=on"))
flags |= QEMUD_CMD_FLAG_DRIVE_BOOT;
+ if (strstr(help, "serial=s"))
+ flags |= QEMUD_CMD_FLAG_DRIVE_SERIAL;
if (strstr(help, "-pcidevice"))
flags |= QEMUD_CMD_FLAG_PCIDEVICE;
@@ -1375,6 +1377,23 @@ static int qemudBuildCommandLineChrDevStr(virDomainChrDefPtr dev,
return 0;
}
+#define QEMU_SERIAL_PARAM_ACCEPTED_CHARS \
+ "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789-_"
+
+static int
+qemuSafeSerialParamValue(virConnectPtr conn,
+ const char *value)
+{
+ if (strspn(value, QEMU_SERIAL_PARAM_ACCEPTED_CHARS) != strlen (value)) {
+ qemudReportError(conn, NULL, NULL, VIR_ERR_INTERNAL_ERROR,
+ _("driver serial '%s' contains unsafe characters"),
+ value);
+ return -1;
+ }
+
+ return 0;
+}
+
/*
* Constructs a argv suitable for launching qemu with config defined
* for a given virtual machine.
@@ -1754,6 +1773,12 @@ int qemudBuildCommandLine(virConnectPtr conn,
if (disk->driverType &&
qemuCmdFlags & QEMUD_CMD_FLAG_DRIVE_FORMAT)
virBufferVSprintf(&opt, ",format=%s", disk->driverType);
+ if (disk->serial &&
+ (qemuCmdFlags & QEMUD_CMD_FLAG_DRIVE_SERIAL)) {
+ if (qemuSafeSerialParamValue(conn, disk->serial) < 0)
+ goto error;
+ virBufferVSprintf(&opt, ",serial=%s", disk->serial);
+ }
if (disk->cachemode) {
const char *mode =
diff --git a/src/qemu_conf.h b/src/qemu_conf.h
index a126dac..dcfacb9 100644
--- a/src/qemu_conf.h
+++ b/src/qemu_conf.h
@@ -67,6 +67,7 @@ enum qemud_cmd_flags {
QEMUD_CMD_FLAG_HOST_NET_ADD = QEMUD_CMD_FLAG_0_10, /* host_net_add monitor command */
QEMUD_CMD_FLAG_PCIDEVICE = (1 << 17), /* PCI device assignment only supported by qemu-kvm */
+ QEMUD_CMD_FLAG_DRIVE_SERIAL = (1 << 18), /* -driver serial= available */
};
/* Main driver state */
diff --git a/tests/qemuhelptest.c b/tests/qemuhelptest.c
index ad2045f..e21f4c4 100644
--- a/tests/qemuhelptest.c
+++ b/tests/qemuhelptest.c
@@ -118,6 +118,7 @@ mymain(int argc, char **argv)
QEMUD_CMD_FLAG_MIGRATE_QEMU_EXEC |
QEMUD_CMD_FLAG_DRIVE_CACHE_V2 |
QEMUD_CMD_FLAG_DRIVE_FORMAT |
+ QEMUD_CMD_FLAG_DRIVE_SERIAL |
QEMUD_CMD_FLAG_VGA |
QEMUD_CMD_FLAG_0_10,
10005, 0, 0);
@@ -134,6 +135,7 @@ mymain(int argc, char **argv)
QEMUD_CMD_FLAG_DRIVE_CACHE_V2 |
QEMUD_CMD_FLAG_KVM |
QEMUD_CMD_FLAG_DRIVE_FORMAT |
+ QEMUD_CMD_FLAG_DRIVE_SERIAL |
QEMUD_CMD_FLAG_VGA |
QEMUD_CMD_FLAG_0_10 |
QEMUD_CMD_FLAG_PCIDEVICE,
@@ -151,6 +153,7 @@ mymain(int argc, char **argv)
QEMUD_CMD_FLAG_DRIVE_CACHE_V2 |
QEMUD_CMD_FLAG_KVM |
QEMUD_CMD_FLAG_DRIVE_FORMAT |
+ QEMUD_CMD_FLAG_DRIVE_SERIAL |
QEMUD_CMD_FLAG_VGA |
QEMUD_CMD_FLAG_0_10 |
QEMUD_CMD_FLAG_PCIDEVICE,
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
index 611cd33..07cbe0e 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.args
@@ -1 +1 @@
-LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor unix:/tmp/test-monitor,server,nowait -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
+LC_ALL=C PATH=/bin HOME=/home/test USER=test LOGNAME=test /usr/bin/qemu -S -M pc -m 214 -smp 1 -nographic -monitor unix:/tmp/test-monitor,server,nowait -no-acpi -boot c -drive file=/dev/HostVG/QEMUGuest1,if=ide,index=0,format=qcow2,serial=XYZXYZXYZYXXYZYZYXYZY,cache=off -drive file=/dev/HostVG/QEMUGuest2,if=ide,media=cdrom,index=2,format=raw -net none -serial none -parallel none -usb
diff --git a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
index b386315..c4e4734 100644
--- a/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
+++ b/tests/qemuxml2argvdata/qemuxml2argv-disk-drive-shared.xml
@@ -19,6 +19,7 @@
<source dev='/dev/HostVG/QEMUGuest1'/>
<target dev='hda' bus='ide'/>
<shareable/>
+ <serial>XYZXYZXYZYXXYZYZYXYZY</serial>
</disk>
<disk type='block' device='cdrom'>
<driver name='qemu' type='raw'/>
diff --git a/tests/qemuxml2argvtest.c b/tests/qemuxml2argvtest.c
index 6f25e7d..f27a056 100644
--- a/tests/qemuxml2argvtest.c
+++ b/tests/qemuxml2argvtest.c
@@ -204,7 +204,7 @@ mymain(int argc, char **argv)
DO_TEST("disk-drive-fmt-qcow", QEMUD_CMD_FLAG_DRIVE |
QEMUD_CMD_FLAG_DRIVE_BOOT | QEMUD_CMD_FLAG_DRIVE_FORMAT);
DO_TEST("disk-drive-shared", QEMUD_CMD_FLAG_DRIVE |
- QEMUD_CMD_FLAG_DRIVE_FORMAT);
+ QEMUD_CMD_FLAG_DRIVE_FORMAT | QEMUD_CMD_FLAG_DRIVE_SERIAL);
DO_TEST("disk-drive-cache-v1-wt", QEMUD_CMD_FLAG_DRIVE |
QEMUD_CMD_FLAG_DRIVE_FORMAT);
DO_TEST("disk-drive-cache-v1-wb", QEMUD_CMD_FLAG_DRIVE |
--
1.6.2.5
--
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