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libvirt/0001-Extract-stats-functions-from-the-qemu-driver.patch
James Fehlig 827fa7dc68 Accepting request 636920 from home:jfehlig:branches:Virtualization 
- libxl: fix VM migration on busy hosts
  60b4fd90-libxl-rm-vm-finish-phase.patch,
  e39c66d3-libxl-fix-p2p-migration.patch,
  47da84e0-libxl-fix-job-handling-migsrc.patch,
  0149464a-libxl-fix-job-handling-migdst.patch,
  5ea2abb3-libxl-join-mig-rcv-thread.patch
  bsc#1108086

- Update to libvirt 4.7.0
  - Many incremental improvements and bug fixes, see
    http://libvirt.org/news.html
  - Dropped patches:
    9ed59012--revert-jansson1.patch,
    54f2b5e3-revert-jansson2.patch,
    b56950fd-revert-jansson3.patch,
    6c3d66ac-revert-jansson4.patch,
    8e373e6d-revert-jansson5.patch,
    6f99de31-revert-jansson6.patch,
    f204cf51-revert-jansson7.patch,
    5a58b5ed-revert-jansson8.patch,
    63f6e0e9-revert-jansson9.patch,
    8687eba-revert-jansson10.patch,
    e96e71d8-revert-jansson11.patch,
    d99a8959-revert-jansson12.patch,
    074a7e14-revert-jansson13.patch

OBS-URL: https://build.opensuse.org/request/show/636920
OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=704
2018-09-20 17:06:17 +00:00

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From 6609ed5a377c3beaf8389e870b6851856cee42c7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?C=C3=A9dric=20Bosdonnat?= <cbosdonnat@suse.com>
Date: Thu, 4 Jan 2018 12:04:07 +0100
Subject: [PATCH 1/3] Extract stats functions from the qemu driver
Some of the qemu functions getting statistics can easily be reused in
other drivers. Create a conf/domain_stats.[ch] pair to host some of
them.
---
src/Makefile.am | 1 +
src/conf/domain_stats.c | 139 +++++++++++++++++++++++++++++++++++++++++
src/conf/domain_stats.h | 64 +++++++++++++++++++
src/libvirt_private.syms | 4 ++
src/qemu/qemu_driver.c | 158 +++--------------------------------------------
src/util/vircgroup.c | 46 ++++++++++++++
src/util/vircgroup.h | 4 ++
7 files changed, 265 insertions(+), 151 deletions(-)
create mode 100644 src/conf/domain_stats.c
create mode 100644 src/conf/domain_stats.h
Index: libvirt-4.7.0/src/conf/domain_stats.c
===================================================================
--- /dev/null
+++ libvirt-4.7.0/src/conf/domain_stats.c
@@ -0,0 +1,139 @@
+/*
+ * domain_stats.c: domain stats extraction helpers
+ *
+ * Copyright (C) 2006-2016 Red Hat, Inc.
+ * Copyright (C) 2006-2008 Daniel P. Berrange
+ * Copyright (c) 2018 SUSE LINUX Products GmbH, Nuernberg, Germany.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * Author: Daniel P. Berrange <berrange@redhat.com>
+ */
+
+#include <config.h>
+
+#include <stdio.h>
+
+#include "virlog.h"
+#include "domain_stats.h"
+#include "virtypedparam.h"
+#include "virnetdevtap.h"
+#include "virnetdevopenvswitch.h"
+
+#define VIR_FROM_THIS VIR_FROM_DOMAIN
+
+VIR_LOG_INIT("conf.domain_stats");
+
+int
+virDomainStatsGetState(virDomainObjPtr dom,
+ virDomainStatsRecordPtr record,
+ int *maxparams)
+{
+ if (virTypedParamsAddInt(&record->params,
+ &record->nparams,
+ maxparams,
+ "state.state",
+ dom->state.state) < 0)
+ return -1;
+
+ if (virTypedParamsAddInt(&record->params,
+ &record->nparams,
+ maxparams,
+ "state.reason",
+ dom->state.reason) < 0)
+ return -1;
+
+ return 0;
+}
+
+#define STATS_ADD_NET_PARAM(record, maxparams, num, name, value) \
+do { \
+ char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
+ snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, \
+ "net.%zu.%s", num, name); \
+ if (value >= 0 && virTypedParamsAddULLong(&(record)->params, \
+ &(record)->nparams, \
+ maxparams, \
+ param_name, \
+ value) < 0) \
+ return -1; \
+} while (0)
+
+int
+virDomainStatsGetInterface(virDomainObjPtr dom,
+ virDomainStatsRecordPtr record,
+ int *maxparams)
+{
+ size_t i;
+ struct _virDomainInterfaceStats tmp;
+ int ret = -1;
+
+ if (!virDomainObjIsActive(dom))
+ return 0;
+
+ VIR_DOMAIN_STATS_ADD_COUNT_PARAM(record, maxparams, "net", dom->def->nnets);
+
+ /* Check the path is one of the domain's network interfaces. */
+ for (i = 0; i < dom->def->nnets; i++) {
+ virDomainNetDefPtr net = dom->def->nets[i];
+ virDomainNetType actualType;
+
+ if (!net->ifname)
+ continue;
+
+ memset(&tmp, 0, sizeof(tmp));
+
+ actualType = virDomainNetGetActualType(net);
+
+ VIR_DOMAIN_STATS_ADD_NAME_PARAM(record, maxparams,
+ "net", "name", i, net->ifname);
+
+ if (actualType == VIR_DOMAIN_NET_TYPE_VHOSTUSER) {
+ if (virNetDevOpenvswitchInterfaceStats(net->ifname, &tmp) < 0) {
+ virResetLastError();
+ continue;
+ }
+ } else {
+ if (virNetDevTapInterfaceStats(net->ifname, &tmp,
+ !virDomainNetTypeSharesHostView(net)) < 0) {
+ virResetLastError();
+ continue;
+ }
+ }
+
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "rx.bytes", tmp.rx_bytes);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "rx.pkts", tmp.rx_packets);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "rx.errs", tmp.rx_errs);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "rx.drop", tmp.rx_drop);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "tx.bytes", tmp.tx_bytes);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "tx.pkts", tmp.tx_packets);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "tx.errs", tmp.tx_errs);
+ STATS_ADD_NET_PARAM(record, maxparams, i,
+ "tx.drop", tmp.tx_drop);
+ }
+
+ ret = 0;
+ cleanup:
+ return ret;
+}
+
+#undef STATS_ADD_NET_PARAM
Index: libvirt-4.7.0/src/conf/domain_stats.h
===================================================================
--- /dev/null
+++ libvirt-4.7.0/src/conf/domain_stats.h
@@ -0,0 +1,64 @@
+/*
+ * domain_stats.h: domain stats extraction helpers
+ *
+ * Copyright (C) 2006-2016 Red Hat, Inc.
+ * Copyright (C) 2006-2008 Daniel P. Berrange
+ * Copyright (c) 2018 SUSE LINUX Products GmbH, Nuernberg, Germany.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library. If not, see
+ * <http://www.gnu.org/licenses/>.
+ *
+ * Author: Daniel P. Berrange <berrange@redhat.com>
+ */
+#ifndef __DOMAIN_STATS_H
+# define __DOMAIN_STATS_H
+
+# include "internal.h"
+# include "domain_conf.h"
+
+
+# define VIR_DOMAIN_STATS_ADD_COUNT_PARAM(record, maxparams, type, count) \
+do { \
+ char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
+ snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, "%s.count", type); \
+ if (virTypedParamsAddUInt(&(record)->params, \
+ &(record)->nparams, \
+ maxparams, \
+ param_name, \
+ count) < 0) \
+ goto cleanup; \
+} while (0)
+
+# define VIR_DOMAIN_STATS_ADD_NAME_PARAM(record, maxparams, type, subtype, num, name) \
+do { \
+ char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
+ snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, \
+ "%s.%zu.%s", type, num, subtype); \
+ if (virTypedParamsAddString(&(record)->params, \
+ &(record)->nparams, \
+ maxparams, \
+ param_name, \
+ name) < 0) \
+ goto cleanup; \
+} while (0)
+
+int virDomainStatsGetState(virDomainObjPtr dom,
+ virDomainStatsRecordPtr record,
+ int *maxparams);
+
+int virDomainStatsGetInterface(virDomainObjPtr dom,
+ virDomainStatsRecordPtr record,
+ int *maxparams);
+
+#endif /* __DOMAIN_STATS_H */
Index: libvirt-4.7.0/src/libvirt_private.syms
===================================================================
--- libvirt-4.7.0.orig/src/libvirt_private.syms
+++ libvirt-4.7.0/src/libvirt_private.syms
@@ -650,6 +650,9 @@ virDomainConfNWFilterInstantiate;
virDomainConfNWFilterTeardown;
virDomainConfVMNWFilterTeardown;
+# conf/domain_stats.h
+virDomainStatsGetInterface;
+virDomainStatsGetState;
# conf/interface_conf.h
virInterfaceDefFormat;
@@ -1540,6 +1543,7 @@ virCgroupGetMemoryUsage;
virCgroupGetMemSwapHardLimit;
virCgroupGetMemSwapUsage;
virCgroupGetPercpuStats;
+virCgroupGetStatsCpu;
virCgroupHasController;
virCgroupHasEmptyTasks;
virCgroupKillPainfully;
Index: libvirt-4.7.0/src/qemu/qemu_driver.c
===================================================================
--- libvirt-4.7.0.orig/src/qemu/qemu_driver.c
+++ libvirt-4.7.0/src/qemu/qemu_driver.c
@@ -74,6 +74,7 @@
#include "virarptable.h"
#include "viruuid.h"
#include "domain_conf.h"
+#include "domain_stats.h"
#include "domain_audit.h"
#include "node_device_conf.h"
#include "virpci.h"
@@ -19641,21 +19642,7 @@ qemuDomainGetStatsState(virQEMUDriverPtr
int *maxparams,
unsigned int privflags ATTRIBUTE_UNUSED)
{
- if (virTypedParamsAddInt(&record->params,
- &record->nparams,
- maxparams,
- "state.state",
- dom->state.state) < 0)
- return -1;
-
- if (virTypedParamsAddInt(&record->params,
- &record->nparams,
- maxparams,
- "state.reason",
- dom->state.reason) < 0)
- return -1;
-
- return 0;
+ return virDomainStatsGetState(dom, record, maxparams);
}
@@ -19678,37 +19665,7 @@ qemuDomainGetStatsCpu(virQEMUDriverPtr d
unsigned int privflags ATTRIBUTE_UNUSED)
{
qemuDomainObjPrivatePtr priv = dom->privateData;
- unsigned long long cpu_time = 0;
- unsigned long long user_time = 0;
- unsigned long long sys_time = 0;
- int err = 0;
-
- if (!priv->cgroup)
- return 0;
-
- err = virCgroupGetCpuacctUsage(priv->cgroup, &cpu_time);
- if (!err && virTypedParamsAddULLong(&record->params,
- &record->nparams,
- maxparams,
- "cpu.time",
- cpu_time) < 0)
- return -1;
-
- err = virCgroupGetCpuacctStat(priv->cgroup, &user_time, &sys_time);
- if (!err && virTypedParamsAddULLong(&record->params,
- &record->nparams,
- maxparams,
- "cpu.user",
- user_time) < 0)
- return -1;
- if (!err && virTypedParamsAddULLong(&record->params,
- &record->nparams,
- maxparams,
- "cpu.system",
- sys_time) < 0)
- return -1;
-
- return 0;
+ return virCgroupGetStatsCpu(priv->cgroup, record, maxparams);
}
static int
@@ -19888,44 +19845,6 @@ qemuDomainGetStatsVcpu(virQEMUDriverPtr
return ret;
}
-#define QEMU_ADD_COUNT_PARAM(record, maxparams, type, count) \
-do { \
- char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
- snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, "%s.count", type); \
- if (virTypedParamsAddUInt(&(record)->params, \
- &(record)->nparams, \
- maxparams, \
- param_name, \
- count) < 0) \
- goto cleanup; \
-} while (0)
-
-#define QEMU_ADD_NAME_PARAM(record, maxparams, type, subtype, num, name) \
-do { \
- char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
- snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, \
- "%s.%zu.%s", type, num, subtype); \
- if (virTypedParamsAddString(&(record)->params, \
- &(record)->nparams, \
- maxparams, \
- param_name, \
- name) < 0) \
- goto cleanup; \
-} while (0)
-
-#define QEMU_ADD_NET_PARAM(record, maxparams, num, name, value) \
-do { \
- char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
- snprintf(param_name, VIR_TYPED_PARAM_FIELD_LENGTH, \
- "net.%zu.%s", num, name); \
- if (value >= 0 && virTypedParamsAddULLong(&(record)->params, \
- &(record)->nparams, \
- maxparams, \
- param_name, \
- value) < 0) \
- return -1; \
-} while (0)
-
static int
qemuDomainGetStatsInterface(virQEMUDriverPtr driver ATTRIBUTE_UNUSED,
virDomainObjPtr dom,
@@ -19933,68 +19852,9 @@ qemuDomainGetStatsInterface(virQEMUDrive
int *maxparams,
unsigned int privflags ATTRIBUTE_UNUSED)
{
- size_t i;
- struct _virDomainInterfaceStats tmp;
- int ret = -1;
-
- if (!virDomainObjIsActive(dom))
- return 0;
-
- QEMU_ADD_COUNT_PARAM(record, maxparams, "net", dom->def->nnets);
-
- /* Check the path is one of the domain's network interfaces. */
- for (i = 0; i < dom->def->nnets; i++) {
- virDomainNetDefPtr net = dom->def->nets[i];
- virDomainNetType actualType;
-
- if (!net->ifname)
- continue;
-
- memset(&tmp, 0, sizeof(tmp));
-
- actualType = virDomainNetGetActualType(net);
-
- QEMU_ADD_NAME_PARAM(record, maxparams,
- "net", "name", i, net->ifname);
-
- if (actualType == VIR_DOMAIN_NET_TYPE_VHOSTUSER) {
- if (virNetDevOpenvswitchInterfaceStats(net->ifname, &tmp) < 0) {
- virResetLastError();
- continue;
- }
- } else {
- if (virNetDevTapInterfaceStats(net->ifname, &tmp,
- !virDomainNetTypeSharesHostView(net)) < 0) {
- virResetLastError();
- continue;
- }
- }
-
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "rx.bytes", tmp.rx_bytes);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "rx.pkts", tmp.rx_packets);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "rx.errs", tmp.rx_errs);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "rx.drop", tmp.rx_drop);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "tx.bytes", tmp.tx_bytes);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "tx.pkts", tmp.tx_packets);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "tx.errs", tmp.tx_errs);
- QEMU_ADD_NET_PARAM(record, maxparams, i,
- "tx.drop", tmp.tx_drop);
- }
-
- ret = 0;
- cleanup:
- return ret;
+ return virDomainStatsGetInterface(dom, record, maxparams);
}
-#undef QEMU_ADD_NET_PARAM
-
#define QEMU_ADD_BLOCK_PARAM_UI(record, maxparams, num, name, value) \
do { \
char param_name[VIR_TYPED_PARAM_FIELD_LENGTH]; \
@@ -20227,10 +20087,10 @@ qemuDomainGetStatsBlockExportHeader(virD
{
int ret = -1;
- QEMU_ADD_NAME_PARAM(records, nrecords, "block", "name", recordnr, disk->dst);
+ VIR_DOMAIN_STATS_ADD_NAME_PARAM(records, nrecords, "block", "name", recordnr, disk->dst);
if (virStorageSourceIsLocalStorage(src) && src->path)
- QEMU_ADD_NAME_PARAM(records, nrecords, "block", "path", recordnr, src->path);
+ VIR_DOMAIN_STATS_ADD_NAME_PARAM(records, nrecords, "block", "path", recordnr, src->path);
if (src->id)
QEMU_ADD_BLOCK_PARAM_UI(records, nrecords, recordnr, "backingIndex",
src->id);
@@ -20370,7 +20230,7 @@ qemuDomainGetStatsBlock(virQEMUDriverPtr
* after the iteration than it is to iterate twice; but we still
* want count listed first. */
count_index = record->nparams;
- QEMU_ADD_COUNT_PARAM(record, maxparams, "block", 0);
+ VIR_DOMAIN_STATS_ADD_COUNT_PARAM(record, maxparams, "block", 0);
for (i = 0; i < dom->def->ndisks; i++) {
if (qemuDomainGetStatsBlockExportDisk(dom->def->disks[i], stats, nodestats,
@@ -20395,10 +20255,6 @@ qemuDomainGetStatsBlock(virQEMUDriverPtr
#undef QEMU_ADD_BLOCK_PARAM_ULL
-#undef QEMU_ADD_NAME_PARAM
-
-#undef QEMU_ADD_COUNT_PARAM
-
static int
qemuDomainGetStatsPerfOneEvent(virPerfPtr perf,
virPerfEventType type,
Index: libvirt-4.7.0/src/util/vircgroup.c
===================================================================
--- libvirt-4.7.0.orig/src/util/vircgroup.c
+++ libvirt-4.7.0/src/util/vircgroup.c
@@ -4037,6 +4037,44 @@ virCgroupControllerAvailable(int control
return ret;
}
+int
+virCgroupGetStatsCpu(virCgroupPtr cgroup,
+ virDomainStatsRecordPtr record,
+ int *maxparams)
+{
+ unsigned long long cpu_time = 0;
+ unsigned long long user_time = 0;
+ unsigned long long sys_time = 0;
+ int err = 0;
+
+ if (!cgroup)
+ return 0;
+
+ err = virCgroupGetCpuacctUsage(cgroup, &cpu_time);
+ if (!err && virTypedParamsAddULLong(&record->params,
+ &record->nparams,
+ maxparams,
+ "cpu.time",
+ cpu_time) < 0)
+ return -1;
+
+ err = virCgroupGetCpuacctStat(cgroup, &user_time, &sys_time);
+ if (!err && virTypedParamsAddULLong(&record->params,
+ &record->nparams,
+ maxparams,
+ "cpu.user",
+ user_time) < 0)
+ return -1;
+ if (!err && virTypedParamsAddULLong(&record->params,
+ &record->nparams,
+ maxparams,
+ "cpu.system",
+ sys_time) < 0)
+ return -1;
+
+ return 0;
+}
+
#else /* !VIR_CGROUP_SUPPORTED */
bool
@@ -4799,6 +4837,14 @@ virCgroupControllerAvailable(int control
{
return false;
}
+
+int
+virCgroupGetStatsCpu(virCgroupPtr cgroup,
+ virDomainStatsRecordPtr record,
+ int *maxparams)
+{
+ return 0;
+}
#endif /* !VIR_CGROUP_SUPPORTED */
Index: libvirt-4.7.0/src/util/vircgroup.h
===================================================================
--- libvirt-4.7.0.orig/src/util/vircgroup.h
+++ libvirt-4.7.0/src/util/vircgroup.h
@@ -286,4 +286,9 @@ int virCgroupSetOwner(virCgroupPtr cgrou
int virCgroupHasEmptyTasks(virCgroupPtr cgroup, int controller);
bool virCgroupControllerAvailable(int controller);
+
+int virCgroupGetStatsCpu(virCgroupPtr cgroup,
+ virDomainStatsRecordPtr record,
+ int *maxparams);
+
#endif /* __VIR_CGROUP_H__ */
Index: libvirt-4.7.0/src/conf/Makefile.inc.am
===================================================================
--- libvirt-4.7.0.orig/src/conf/Makefile.inc.am
+++ libvirt-4.7.0/src/conf/Makefile.inc.am
@@ -20,6 +20,8 @@ DOMAIN_CONF_SOURCES = \
conf/domain_audit.h \
conf/domain_nwfilter.c \
conf/domain_nwfilter.h \
+ conf/domain_stats.c \
+ conf/domain_stats.h \
conf/virsavecookie.c \
conf/virsavecookie.h \
conf/snapshot_conf.c \
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