f35b0fae10
- Update to libvirt 6.6.0 - CVE-2020-14339 - Many incremental improvements and bug fixes, see https://libvirt.org/news.html OBS-URL: https://build.opensuse.org/request/show/824561 OBS-URL: https://build.opensuse.org/package/show/Virtualization/libvirt?expand=0&rev=834
161 lines
5.0 KiB
Diff
161 lines
5.0 KiB
Diff
From 1a2be7098cf5acfd893153abb52b65e69631dcec Mon Sep 17 00:00:00 2001
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From: =?UTF-8?q?C=C3=A9dric=20Bosdonnat?= <cbosdonnat@suse.com>
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Date: Tue, 2 Jan 2018 14:44:39 +0100
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Subject: [PATCH 2/3] lxc: implement connectGetAllDomainStats
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LXC containers can also provide some statistics. Allow users to fetch
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them using the existing API.
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---
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src/lxc/lxc_driver.c | 138 +++++++++++++++++++++++++++++++++++++++++++++++++++
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1 file changed, 138 insertions(+)
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Index: libvirt-6.6.0/src/lxc/lxc_driver.c
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===================================================================
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--- libvirt-6.6.0.orig/src/lxc/lxc_driver.c
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+++ libvirt-6.6.0/src/lxc/lxc_driver.c
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@@ -73,6 +73,7 @@
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#include "netdev_bandwidth_conf.h"
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#include "virsocket.h"
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#include "virutil.h"
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+#include "domain_stats.h"
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#define VIR_FROM_THIS VIR_FROM_LXC
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@@ -5065,6 +5066,128 @@ lxcDomainHasManagedSaveImage(virDomainPt
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return ret;
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}
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+static int
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+lxcDomainGetStatsCpu(virDomainObjPtr dom,
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+ virTypedParamListPtr params)
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+{
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+ virLXCDomainObjPrivatePtr priv = dom->privateData;
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+ return virCgroupGetStatsCpu(priv->cgroup, params);
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+}
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+
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+typedef int
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+(*lxcDomainGetStatsFunc)(virDomainObjPtr dom,
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+ virTypedParamListPtr params);
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+
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+
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+struct lxcDomainGetStatsWorker {
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+ lxcDomainGetStatsFunc func;
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+ unsigned int stats;
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+};
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+
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+static struct lxcDomainGetStatsWorker lxcDomainGetStatsWorkers[] = {
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+ { virDomainStatsGetState, VIR_DOMAIN_STATS_STATE },
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+ { lxcDomainGetStatsCpu, VIR_DOMAIN_STATS_CPU_TOTAL },
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+ { virDomainStatsGetInterface, VIR_DOMAIN_STATS_INTERFACE },
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+ { NULL, 0 }
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+};
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+
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+static int
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+lxcDomainGetStats(virConnectPtr conn,
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+ virDomainObjPtr dom,
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+ unsigned int stats,
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+ virDomainStatsRecordPtr *record)
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+{
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+ g_autofree virDomainStatsRecordPtr tmp = g_new0(virDomainStatsRecord, 1);
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+ g_autoptr(virTypedParamList) params = g_new0(virTypedParamList, 1);
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+ size_t i;
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+
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+ for (i = 0; lxcDomainGetStatsWorkers[i].func; i++) {
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+ if (stats & lxcDomainGetStatsWorkers[i].stats) {
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+ if (lxcDomainGetStatsWorkers[i].func(dom, params) < 0)
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+ return -1;
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+ }
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+ }
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+
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+ if (!(tmp->dom = virGetDomain(conn, dom->def->name,
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+ dom->def->uuid, dom->def->id)))
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+ return -1;
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+
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+ tmp->nparams = virTypedParamListStealParams(params, &tmp->params);
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+ *record = g_steal_pointer(&tmp);
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+ return 0;
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+}
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+
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+static int
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+lxcConnectGetAllDomainStats(virConnectPtr conn,
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+ virDomainPtr *doms,
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+ unsigned int ndoms,
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+ unsigned int stats,
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+ virDomainStatsRecordPtr **retStats,
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+ unsigned int flags)
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+{
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+ virLXCDriverPtr driver = conn->privateData;
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+ virDomainObjPtr *vms = NULL;
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+ virDomainObjPtr vm;
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+ size_t nvms;
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+ virDomainStatsRecordPtr *tmpstats = NULL;
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+ int nstats = 0;
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+ size_t i;
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+ int ret = -1;
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+ unsigned int lflags = flags & (VIR_CONNECT_LIST_DOMAINS_FILTERS_ACTIVE |
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+ VIR_CONNECT_LIST_DOMAINS_FILTERS_PERSISTENT |
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+ VIR_CONNECT_LIST_DOMAINS_FILTERS_STATE);
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+
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+ virCheckFlags(VIR_CONNECT_LIST_DOMAINS_FILTERS_ACTIVE |
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+ VIR_CONNECT_LIST_DOMAINS_FILTERS_PERSISTENT |
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+ VIR_CONNECT_LIST_DOMAINS_FILTERS_STATE, -1);
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+
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+ if (virConnectGetAllDomainStatsEnsureACL(conn) < 0)
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+ return -1;
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+
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+ /* TODO Check stats support */
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+
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+ if (ndoms) {
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+ if (virDomainObjListConvert(driver->domains, conn, doms, ndoms, &vms,
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+ &nvms, virConnectGetAllDomainStatsCheckACL,
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+ lflags, true) < 0)
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+ return -1;
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+ } else {
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+ if (virDomainObjListCollect(driver->domains, conn, &vms, &nvms,
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+ virConnectGetAllDomainStatsCheckACL,
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+ lflags) < 0)
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+ return -1;
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+ }
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+
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+ tmpstats = g_new0(virDomainStatsRecord, nvms + 1);
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+
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+ for (i = 0; i < nvms; i++) {
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+ virDomainStatsRecordPtr tmp = NULL;
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+ vm = vms[i];
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+
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+ virObjectLock(vm);
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+
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+ if (lxcDomainGetStats(conn, vm, stats, &tmp) < 0) {
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+ virObjectUnlock(vm);
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+ goto cleanup;
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+ }
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+
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+ if (tmp)
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+ tmpstats[nstats++] = tmp;
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+
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+ virObjectUnlock(vm);
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+ }
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+
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+ *retStats = tmpstats;
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+ tmpstats = NULL;
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+
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+ ret = nstats;
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+
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+ cleanup:
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+ virDomainStatsRecordListFree(tmpstats);
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+ virObjectListFreeCount(vms, nvms);
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+
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+ return ret;
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+}
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/* Function Tables */
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static virHypervisorDriver lxcHypervisorDriver = {
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@@ -5162,6 +5285,7 @@ static virHypervisorDriver lxcHypervisor
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.nodeGetFreePages = lxcNodeGetFreePages, /* 1.2.6 */
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.nodeAllocPages = lxcNodeAllocPages, /* 1.2.9 */
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.domainHasManagedSaveImage = lxcDomainHasManagedSaveImage, /* 1.2.13 */
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+ .connectGetAllDomainStats = lxcConnectGetAllDomainStats, /* 3.11.0 */
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};
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static virConnectDriver lxcConnectDriver = {
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