[libvirt] [PATCH RFC 42/51] qemu: monitor: Add support for 'job-cancel' command

Peter Krempa pkrempa at redhat.com
Wed Dec 12 17:08:58 UTC 2018


This belongs to the new job management API which can manage also
non-block based jobs.

Signed-off-by: Peter Krempa <pkrempa at redhat.com>
---
 src/qemu/qemu_monitor.c      | 12 ++++++++++++
 src/qemu/qemu_monitor.h      |  4 ++++
 src/qemu/qemu_monitor_json.c | 27 +++++++++++++++++++++++++++
 src/qemu/qemu_monitor_json.h |  4 ++++
 tests/qemumonitorjsontest.c  |  2 ++
 5 files changed, 49 insertions(+)

diff --git a/src/qemu/qemu_monitor.c b/src/qemu/qemu_monitor.c
index 6b73b97334..294b2a3785 100644
--- a/src/qemu/qemu_monitor.c
+++ b/src/qemu/qemu_monitor.c
@@ -3497,6 +3497,18 @@ qemuMonitorJobDismiss(qemuMonitorPtr mon,
 }


+int
+qemuMonitorJobCancel(qemuMonitorPtr mon,
+                     const char *jobname)
+{
+    VIR_DEBUG("jobname=%s", jobname);
+
+    QEMU_CHECK_MONITOR(mon);
+
+    return qemuMonitorJSONJobCancel(mon, jobname);
+}
+
+
 int
 qemuMonitorSetBlockIoThrottle(qemuMonitorPtr mon,
                               const char *drivealias,
diff --git a/src/qemu/qemu_monitor.h b/src/qemu/qemu_monitor.h
index 04ddc763a4..13ba7be304 100644
--- a/src/qemu/qemu_monitor.h
+++ b/src/qemu/qemu_monitor.h
@@ -949,6 +949,10 @@ int qemuMonitorJobDismiss(qemuMonitorPtr mon,
                           const char *jobname)
     ATTRIBUTE_NONNULL(2);

+int qemuMonitorJobCancel(qemuMonitorPtr mon,
+                         const char *jobname)
+    ATTRIBUTE_NONNULL(2);
+
 int qemuMonitorOpenGraphics(qemuMonitorPtr mon,
                             const char *protocol,
                             int fd,
diff --git a/src/qemu/qemu_monitor_json.c b/src/qemu/qemu_monitor_json.c
index bcbab10d90..d780a916a6 100644
--- a/src/qemu/qemu_monitor_json.c
+++ b/src/qemu/qemu_monitor_json.c
@@ -4983,6 +4983,33 @@ qemuMonitorJSONJobDismiss(qemuMonitorPtr mon,
 }


+int
+qemuMonitorJSONJobCancel(qemuMonitorPtr mon,
+                         const char *jobname)
+{
+    int ret = -1;
+    virJSONValuePtr cmd;
+    virJSONValuePtr reply = NULL;
+
+    if (!(cmd = qemuMonitorJSONMakeCommand("job-cancel",
+                                           "s:id", jobname,
+                                           NULL)))
+        return -1;
+
+    if (qemuMonitorJSONCommand(mon, cmd, &reply) < 0)
+        goto cleanup;
+
+    if (qemuMonitorJSONBlockJobError(cmd, reply, jobname) < 0)
+        goto cleanup;
+
+    ret = 0;
+ cleanup:
+    virJSONValueFree(cmd);
+    virJSONValueFree(reply);
+    return ret;
+}
+
+
 int qemuMonitorJSONOpenGraphics(qemuMonitorPtr mon,
                                 const char *protocol,
                                 const char *fdname,
diff --git a/src/qemu/qemu_monitor_json.h b/src/qemu/qemu_monitor_json.h
index ec44292fab..5c6228e88a 100644
--- a/src/qemu/qemu_monitor_json.h
+++ b/src/qemu/qemu_monitor_json.h
@@ -336,6 +336,10 @@ int qemuMonitorJSONJobDismiss(qemuMonitorPtr mon,
                               const char *jobname)
     ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);

+int qemuMonitorJSONJobCancel(qemuMonitorPtr mon,
+                             const char *jobname)
+    ATTRIBUTE_NONNULL(1) ATTRIBUTE_NONNULL(2);
+
 int qemuMonitorJSONSetLink(qemuMonitorPtr mon,
                            const char *name,
                            virDomainNetInterfaceLinkState state);
diff --git a/tests/qemumonitorjsontest.c b/tests/qemumonitorjsontest.c
index 4132182a5d..7065f0f49b 100644
--- a/tests/qemumonitorjsontest.c
+++ b/tests/qemumonitorjsontest.c
@@ -1360,6 +1360,7 @@ GEN_TEST_FUNC(qemuMonitorJSONBlockdevTrayClose, "foodev")
 GEN_TEST_FUNC(qemuMonitorJSONBlockdevMediumRemove, "foodev")
 GEN_TEST_FUNC(qemuMonitorJSONBlockdevMediumInsert, "foodev", "newnode")
 GEN_TEST_FUNC(qemuMonitorJSONJobDismiss, "jobname")
+GEN_TEST_FUNC(qemuMonitorJSONJobCancel, "jobname")

 static bool
 testQemuMonitorJSONqemuMonitorJSONQueryCPUsEqual(struct qemuMonitorQueryCpusEntry *a,
@@ -3007,6 +3008,7 @@ mymain(void)
     DO_TEST_GEN(qemuMonitorJSONBlockdevMediumRemove);
     DO_TEST_GEN(qemuMonitorJSONBlockdevMediumInsert);
     DO_TEST_GEN(qemuMonitorJSONJobDismiss);
+    DO_TEST_GEN(qemuMonitorJSONJobCancel);
     DO_TEST(qemuMonitorJSONGetBalloonInfo);
     DO_TEST(qemuMonitorJSONGetBlockInfo);
     DO_TEST(qemuMonitorJSONGetAllBlockStatsInfo);
-- 
2.19.2




More information about the libvir-list mailing list