[libvirt] [PATCH v3 12/16] qemu: migrate: show disks stats on job info requests
This patch shows incorrect info when client request comes
when migration routine is stopping mirror jobs or mirror
jobs already stopped. This issue will be addressed in next
patch.
---
src/qemu/qemu_driver.c | 4 ++++
src/qemu/qemu_migration.c | 49 +++++++++++++++++++++++++++++++++++++++++++++++
src/qemu/qemu_migration.h | 6 ++++++
3 files changed, 59 insertions(+)
diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c
index bb7a64d..1539e15 100644
--- a/src/qemu/qemu_driver.c
+++ b/src/qemu/qemu_driver.c
@@ -12786,6 +12786,10 @@ qemuDomainGetJobStatsInternal(virQEMUDriverPtr driver,
&jobInfo->stats, false) < 0)
goto cleanup;
+ if (qemuMigrationFetchMirrorStats(driver, vm, QEMU_ASYNC_JOB_NONE,
+ &jobInfo->stats) < 0)
+ goto cleanup;
+
if (qemuDomainJobInfoUpdateTime(jobInfo) < 0)
goto cleanup;
}
diff --git a/src/qemu/qemu_migration.c b/src/qemu/qemu_migration.c
index 35c86bb..16f1265 100644
--- a/src/qemu/qemu_migration.c
+++ b/src/qemu/qemu_migration.c
@@ -5871,3 +5871,52 @@ qemuMigrationReset(virQEMUDriverPtr driver,
virFreeError(err);
}
}
+
+
+int
+qemuMigrationFetchMirrorStats(virQEMUDriverPtr driver,
+ virDomainObjPtr vm,
+ qemuDomainAsyncJob asyncJob,
+ qemuMonitorMigrationStatsPtr stats)
+{
+ size_t i;
+ qemuDomainObjPrivatePtr priv = vm->privateData;
+ bool nbd = false;
+ virHashTablePtr blockinfo = NULL;
+
+ for (i = 0; i < vm->def->ndisks; i++) {
+ virDomainDiskDefPtr disk = vm->def->disks[i];
+ if (QEMU_DOMAIN_DISK_PRIVATE(disk)->migrating) {
+ nbd = true;
+ break;
+ }
+ }
+
+ if (!nbd)
+ return 0;
+
+ if (qemuDomainObjEnterMonitorAsync(driver, vm, asyncJob) < 0)
+ return -1;
+
+ blockinfo = qemuMonitorGetAllBlockJobInfo(priv->mon);
+
+ if (qemuDomainObjExitMonitor(driver, vm) < 0 || !blockinfo)
+ return -1;
+
+ for (i = 0; i < vm->def->ndisks; i++) {
+ virDomainDiskDefPtr disk = vm->def->disks[i];
+ qemuDomainDiskPrivatePtr diskPriv = QEMU_DOMAIN_DISK_PRIVATE(disk);
+ qemuMonitorBlockJobInfoPtr data;
+
+ if (!diskPriv->migrating ||
+ !(data = virHashLookup(blockinfo, disk->info.alias)))
+ continue;
+
+ stats->disk_transferred += data->cur;
+ stats->disk_total += data->end;
+ stats->disk_remaining += data->end - data->cur;
+ }
+
+ virHashFree(blockinfo);
+ return 0;
+}
diff --git a/src/qemu/qemu_migration.h b/src/qemu/qemu_migration.h
index 1f6ddba..13cfe47 100644
--- a/src/qemu/qemu_migration.h
+++ b/src/qemu/qemu_migration.h
@@ -320,4 +320,10 @@ qemuMigrationReset(virQEMUDriverPtr driver,
virDomainObjPtr vm,
qemuDomainAsyncJob job);
+int
+qemuMigrationFetchMirrorStats(virQEMUDriverPtr driver,
+ virDomainObjPtr vm,
+ qemuDomainAsyncJob asyncJob,
+ qemuMonitorMigrationStatsPtr stats);
+
#endif /* __QEMU_MIGRATION_H__ */
--
1.8.3.1