[libvirt] [PATCH v4 2/4] qemu: adding domainGetHostname support for QEMU
This commit adds support to use the function qemuAgentGetHostname()
for obtain the domain hostname using QEMU-GA command.
Signed-off-by: Julio Faracco <jcfaracco(a)gmail.com>
---
src/qemu/qemu_driver.c | 42 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 07ea5473b6..2f8d6915e1 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -19353,6 +19353,46 @@ qemuConnectGetCPUModelNames(virConnectPtr conn,
return virCPUGetModels(arch, models);
}
+
+static char *
+qemuDomainGetHostname(virDomainPtr dom,
+ unsigned int flags)
+{
+ virQEMUDriverPtr driver = dom->conn->privateData;
+ virDomainObjPtr vm = NULL;
+ qemuAgentPtr agent;
+ char *hostname = NULL;
+
+ virCheckFlags(0, NULL);
+
+ if (!(vm = qemuDomObjFromDomain(dom)))
+ return NULL;
+
+ if (virDomainGetHostnameEnsureACL(dom->conn, vm->def) < 0)
+ goto cleanup;
+
+ if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
+ goto cleanup;
+
+ if (virDomainObjCheckActive(vm) < 0)
+ goto endjob;
+
+ if (!qemuDomainAgentAvailable(vm, true))
+ goto endjob;
+
+ agent = qemuDomainObjEnterAgent(vm);
+ ignore_value(qemuAgentGetHostname(agent, &hostname));
+ qemuDomainObjExitAgent(vm, agent);
+
+ endjob:
+ qemuDomainObjEndAgentJob(vm);
+
+ cleanup:
+ virDomainObjEndAPI(&vm);
+ return hostname;
+}
+
+
static int
qemuDomainGetTime(virDomainPtr dom,
long long *seconds,
@@ -19399,6 +19439,7 @@ qemuDomainGetTime(virDomainPtr dom,
return ret;
}
+
static int
qemuDomainSetTime(virDomainPtr dom,
long long seconds,
@@ -21957,6 +21998,7 @@ static virHypervisorDriver qemuHypervisorDriver = {
.connectGetCPUModelNames = qemuConnectGetCPUModelNames, /* 1.1.3 */
.domainFSFreeze = qemuDomainFSFreeze, /* 1.2.5 */
.domainFSThaw = qemuDomainFSThaw, /* 1.2.5 */
+ .domainGetHostname = qemuDomainGetHostname, /* 4.8.0 */
.domainGetTime = qemuDomainGetTime, /* 1.2.5 */
.domainSetTime = qemuDomainSetTime, /* 1.2.5 */
.nodeGetFreePages = qemuNodeGetFreePages, /* 1.2.6 */
--
2.17.1