[libvirt] [PATCH 4/4] qemu: Switch code to use new agent job APIs

Michal Privoznik mprivozn at redhat.com
Fri Jun 8 13:45:39 UTC 2018


There are two sets of functions here:
1) some functions talk on both monitor and agent monitor,
2) some functions only talk on agent monitor.

For functions from set 1) we need to use
qemuDomainObjBeginJobWithAgent() and for functions from set 2) we
need to use qemuDomainObjBeginAgentJob() only.

Signed-off-by: Michal Privoznik <mprivozn at redhat.com>
---
 src/qemu/qemu_driver.c | 91 ++++++++++++++++++++++++++++++++------------------
 1 file changed, 58 insertions(+), 33 deletions(-)

diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index 28769878cc..bc1368386b 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -1956,6 +1956,7 @@ static int qemuDomainShutdownFlags(virDomainPtr dom, unsigned int flags)
     bool useAgent = false, agentRequested, acpiRequested;
     bool isReboot = false;
     bool agentForced;
+    bool agentJob = false;
     int agentFlag = QEMU_AGENT_SHUTDOWN_POWERDOWN;
 
     virCheckFlags(VIR_DOMAIN_SHUTDOWN_ACPI_POWER_BTN |
@@ -1982,9 +1983,14 @@ static int qemuDomainShutdownFlags(virDomainPtr dom, unsigned int flags)
     if (virDomainShutdownFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if ((!useAgent && qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0) ||
+        (useAgent && qemuDomainObjBeginJobWithAgent(driver, vm,
+                                                    QEMU_JOB_MODIFY,
+                                                    QEMU_AGENT_JOB_MODIFY) < 0))
         goto cleanup;
 
+    agentJob = useAgent;
+
     if (virDomainObjGetState(vm, NULL) != VIR_DOMAIN_RUNNING) {
         virReportError(VIR_ERR_OPERATION_INVALID,
                        "%s", _("domain is not running"));
@@ -2028,7 +2034,10 @@ static int qemuDomainShutdownFlags(virDomainPtr dom, unsigned int flags)
     }
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    if (agentJob)
+        qemuDomainObjEndJobWithAgent(driver, vm);
+    else
+        qemuDomainObjEndJob(driver, vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -2051,6 +2060,7 @@ qemuDomainReboot(virDomainPtr dom, unsigned int flags)
     bool useAgent = false, agentRequested, acpiRequested;
     bool isReboot = true;
     bool agentForced;
+    bool agentJob = false;
     int agentFlag = QEMU_AGENT_SHUTDOWN_REBOOT;
 
     virCheckFlags(VIR_DOMAIN_REBOOT_ACPI_POWER_BTN |
@@ -2077,9 +2087,14 @@ qemuDomainReboot(virDomainPtr dom, unsigned int flags)
     if (virDomainRebootEnsureACL(dom->conn, vm->def, flags) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if ((!useAgent && qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0) ||
+        (useAgent && qemuDomainObjBeginJobWithAgent(driver, vm,
+                                                    QEMU_JOB_MODIFY,
+                                                    QEMU_AGENT_JOB_MODIFY) < 0))
         goto cleanup;
 
+    agentJob = useAgent;
+
     agentForced = agentRequested && !acpiRequested;
     if (!qemuDomainAgentAvailable(vm, agentForced)) {
         if (agentForced)
@@ -2117,7 +2132,10 @@ qemuDomainReboot(virDomainPtr dom, unsigned int flags)
     }
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    if (agentJob)
+        qemuDomainObjEndJobWithAgent(driver, vm);
+    else
+        qemuDomainObjEndJob(driver, vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -4951,6 +4969,7 @@ qemuDomainSetVcpusFlags(virDomainPtr dom,
     virDomainDefPtr def;
     virDomainDefPtr persistentDef;
     bool hotpluggable = !!(flags & VIR_DOMAIN_VCPU_HOTPLUGGABLE);
+    bool useAgent = !!(flags & VIR_DOMAIN_VCPU_GUEST);
     int ret = -1;
 
     virCheckFlags(VIR_DOMAIN_AFFECT_LIVE |
@@ -4965,13 +4984,14 @@ qemuDomainSetVcpusFlags(virDomainPtr dom,
     if (virDomainSetVcpusFlagsEnsureACL(dom->conn, vm->def, flags) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if ((!useAgent && qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0) ||
+        (useAgent && qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0))
         goto cleanup;
 
     if (virDomainObjGetDefs(vm, flags, &def, &persistentDef) < 0)
         goto endjob;
 
-    if (flags & VIR_DOMAIN_VCPU_GUEST)
+    if (useAgent)
         ret = qemuDomainSetVcpusAgent(vm, nvcpus);
     else if (flags & VIR_DOMAIN_VCPU_MAXIMUM)
         ret = qemuDomainSetVcpusMax(driver, def, persistentDef, nvcpus);
@@ -4980,7 +5000,10 @@ qemuDomainSetVcpusFlags(virDomainPtr dom,
                                          nvcpus, hotpluggable);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    if (useAgent)
+        qemuDomainObjEndAgentJob(vm);
+    else
+        qemuDomainObjEndJob(driver, vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -5431,7 +5454,7 @@ qemuDomainGetVcpusFlags(virDomainPtr dom, unsigned int flags)
         goto cleanup;
 
     if (flags & VIR_DOMAIN_VCPU_GUEST) {
-        if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_QUERY) < 0)
+        if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
             goto cleanup;
 
         if (!virDomainObjIsActive(vm)) {
@@ -5449,7 +5472,7 @@ qemuDomainGetVcpusFlags(virDomainPtr dom, unsigned int flags)
         qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-        qemuDomainObjEndJob(driver, vm);
+        qemuDomainObjEndAgentJob(vm);
 
         if (ncpuinfo < 0)
             goto cleanup;
@@ -18961,7 +18984,7 @@ qemuDomainPMSuspendForDuration(virDomainPtr dom,
     if (virDomainPMSuspendForDurationEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -18992,7 +19015,7 @@ qemuDomainPMSuspendForDuration(virDomainPtr dom,
     qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19077,7 +19100,7 @@ qemuDomainQemuAgentCommand(virDomainPtr domain,
     if (virDomainQemuAgentCommandEnsureACL(domain->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -19095,7 +19118,7 @@ qemuDomainQemuAgentCommand(virDomainPtr domain,
         VIR_FREE(result);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19177,7 +19200,7 @@ qemuDomainFSTrim(virDomainPtr dom,
     if (virDomainFSTrimEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (!qemuDomainAgentAvailable(vm, true))
@@ -19191,7 +19214,7 @@ qemuDomainFSTrim(virDomainPtr dom,
     qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19359,7 +19382,7 @@ qemuDomainGetTime(virDomainPtr dom,
     if (virDomainGetTimeEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_QUERY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -19378,7 +19401,7 @@ qemuDomainGetTime(virDomainPtr dom,
     ret = 0;
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19409,7 +19432,9 @@ qemuDomainSetTime(virDomainPtr dom,
 
     priv = vm->privateData;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginJobWithAgent(driver, vm,
+                                       QEMU_JOB_MODIFY,
+                                       QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -19454,7 +19479,7 @@ qemuDomainSetTime(virDomainPtr dom,
     ret = 0;
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndJobWithAgent(driver, vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19480,7 +19505,7 @@ qemuDomainFSFreeze(virDomainPtr dom,
     if (virDomainFSFreezeEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -19489,7 +19514,7 @@ qemuDomainFSFreeze(virDomainPtr dom,
     ret = qemuDomainSnapshotFSFreeze(driver, vm, mountpoints, nmountpoints);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -19521,7 +19546,7 @@ qemuDomainFSThaw(virDomainPtr dom,
     if (virDomainFSThawEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -19530,7 +19555,7 @@ qemuDomainFSThaw(virDomainPtr dom,
     ret = qemuDomainSnapshotFSThaw(driver, vm, true);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -20545,7 +20570,7 @@ qemuDomainGetFSInfo(virDomainPtr dom,
     if (virDomainGetFSInfoEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_QUERY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -20565,7 +20590,7 @@ qemuDomainGetFSInfo(virDomainPtr dom,
     qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -20602,7 +20627,7 @@ qemuDomainInterfaceAddresses(virDomainPtr dom,
         break;
 
     case VIR_DOMAIN_INTERFACE_ADDRESSES_SRC_AGENT:
-        if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_QUERY) < 0)
+        if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
             goto cleanup;
 
         if (!qemuDomainAgentAvailable(vm, true))
@@ -20613,7 +20638,7 @@ qemuDomainInterfaceAddresses(virDomainPtr dom,
         qemuDomainObjExitAgent(vm, agent);
 
     endjob:
-        qemuDomainObjEndJob(driver, vm);
+        qemuDomainObjEndAgentJob(vm);
 
         break;
 
@@ -20814,7 +20839,7 @@ qemuDomainSetUserPassword(virDomainPtr dom,
     if (virDomainSetUserPasswordEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (virDomainObjCheckActive(vm) < 0)
@@ -20834,7 +20859,7 @@ qemuDomainSetUserPassword(virDomainPtr dom,
     ret = 0;
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     virDomainObjEndAPI(&vm);
@@ -21075,7 +21100,7 @@ qemuDomainGetGuestVcpus(virDomainPtr dom,
     if (virDomainGetGuestVcpusEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_QUERY) < 0)
         goto cleanup;
 
     if (!qemuDomainAgentAvailable(vm, true))
@@ -21094,7 +21119,7 @@ qemuDomainGetGuestVcpus(virDomainPtr dom,
     ret = 0;
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     VIR_FREE(info);
@@ -21134,7 +21159,7 @@ qemuDomainSetGuestVcpus(virDomainPtr dom,
     if (virDomainSetGuestVcpusEnsureACL(dom->conn, vm->def) < 0)
         goto cleanup;
 
-    if (qemuDomainObjBeginJob(driver, vm, QEMU_JOB_MODIFY) < 0)
+    if (qemuDomainObjBeginAgentJob(driver, vm, QEMU_AGENT_JOB_MODIFY) < 0)
         goto cleanup;
 
     if (!qemuDomainAgentAvailable(vm, true))
@@ -21180,7 +21205,7 @@ qemuDomainSetGuestVcpus(virDomainPtr dom,
     qemuDomainObjExitAgent(vm, agent);
 
  endjob:
-    qemuDomainObjEndJob(driver, vm);
+    qemuDomainObjEndAgentJob(vm);
 
  cleanup:
     VIR_FREE(info);
-- 
2.16.4




More information about the libvir-list mailing list