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102 lines
4.2 KiB
102 lines
4.2 KiB
7 years ago
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diff -uNr a/heartbeat/VirtualDomain b/heartbeat/VirtualDomain
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--- a/heartbeat/VirtualDomain 2016-03-04 14:41:22.001333979 +0100
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+++ b/heartbeat/VirtualDomain 2016-03-04 14:42:34.516395470 +0100
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@@ -17,12 +17,16 @@
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. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs
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# Defaults
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+OCF_RESKEY_migration_downtime_default=0
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+OCF_RESKEY_migration_speed_default=0
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OCF_RESKEY_force_stop_default=0
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OCF_RESKEY_autoset_utilization_cpu_default="true"
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OCF_RESKEY_autoset_utilization_hv_memory_default="true"
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OCF_RESKEY_migrateport_default=$(( 49152 + $(ocf_maybe_random) % 64 ))
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OCF_RESKEY_CRM_meta_timeout_default=90000
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+: ${OCF_RESKEY_migration_downtime=${OCF_RESKEY_migration_downtime_default}}
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+: ${OCF_RESKEY_migration_speed=${OCF_RESKEY_migration_speed_default}}
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: ${OCF_RESKEY_force_stop=${OCF_RESKEY_force_stop_default}}
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: ${OCF_RESKEY_autoset_utilization_cpu=${OCF_RESKEY_autoset_utilization_cpu_default}}
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: ${OCF_RESKEY_autoset_utilization_hv_memory=${OCF_RESKEY_autoset_utilization_hv_memory_default}}
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@@ -96,6 +100,22 @@
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<content type="string" default="" />
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</parameter>
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+<parameter name="migration_downtime" unique="0" required="0">
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+<longdesc lang="en">
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+Define max downtime during live migration in milliseconds
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+</longdesc>
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+<shortdesc lang="en">Live migration downtime</shortdesc>
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+<content type="integer" default="${OCF_RESKEY_migration_downtime_default}" />
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+</parameter>
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+
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+<parameter name="migration_speed" unique="0" required="0">
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+<longdesc lang="en">
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+Define live migration speed per resource in MiB/s
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+</longdesc>
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+<shortdesc lang="en">Live migration speed</shortdesc>
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+<content type="integer" default="${OCF_RESKEY_migration_speed_default}" />
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+</parameter>
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+
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<parameter name="migration_network_suffix" unique="0" required="0">
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<longdesc lang="en">
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Use a dedicated migration network. The migration URI is composed by
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@@ -562,6 +582,7 @@
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local transport_suffix
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local migrateuri
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local migrate_opts
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+ local migrate_pid
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target_node="$OCF_RESKEY_CRM_meta_migrate_target"
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@@ -586,9 +607,28 @@
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# Scared of that sed expression? So am I. :-)
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remoteuri=$(echo ${OCF_RESKEY_hypervisor} | sed -e "s,\(.*\)://[^/:]*\(:\?[0-9]*\)/\(.*\),\1${transport_suffix}://${target_node}\2/\3,")
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+ # Live migration speed limit
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+ if [ ${OCF_RESKEY_migration_speed} -ne 0 ]; then
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+ ocf_log info "$DOMAIN_NAME: Setting live migration speed limit for $DOMAIN_NAME (using: virsh ${VIRSH_OPTIONS} migrate-setspeed $DOMAIN_NAME ${OCF_RESKEY_migration_speed})."
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+ virsh ${VIRSH_OPTIONS} migrate-setspeed $DOMAIN_NAME ${OCF_RESKEY_migration_speed}
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+ fi
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+
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# OK, we know where to connect to. Now do the actual migration.
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- ocf_log info "$DOMAIN_NAME: Starting live migration to ${target_node} (using virsh ${VIRSH_OPTIONS} migrate --live $migrate_opts $DOMAIN_NAME $remoteuri $migrateuri)."
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- virsh ${VIRSH_OPTIONS} migrate --live $migrate_opts $DOMAIN_NAME $remoteuri $migrateuri
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+ ocf_log info "$DOMAIN_NAME: Starting live migration to ${target_node} (using: virsh ${VIRSH_OPTIONS} migrate --live $migrate_opts $DOMAIN_NAME $remoteuri $migrateuri)."
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+ virsh ${VIRSH_OPTIONS} migrate --live $migrate_opts $DOMAIN_NAME $remoteuri $migrateuri &
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+
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+ migrate_pid=${!}
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+
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+ # Live migration downtime interval
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+ # Note: You can set downtime only while live migration is in progress
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+ if [ ${OCF_RESKEY_migration_downtime} -ne 0 ]; then
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+ sleep 2
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+ ocf_log info "$DOMAIN_NAME: Setting live migration downtime for $DOMAIN_NAME (using: virsh ${VIRSH_OPTIONS} migrate-setmaxdowntime $DOMAIN_NAME ${OCF_RESKEY_migration_downtime})."
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+ virsh ${VIRSH_OPTIONS} migrate-setmaxdowntime $DOMAIN_NAME ${OCF_RESKEY_migration_downtime}
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+ fi
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+
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+ wait ${migrate_pid}
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+
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rc=$?
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if [ $rc -ne 0 ]; then
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ocf_exit_reason "$DOMAIN_NAME: live migration to ${target_node} failed: $rc"
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@@ -671,6 +711,18 @@
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return $OCF_ERR_INSTALLED
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fi
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fi
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+
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+ # Check if migration_speed is a decimal value
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+ if ! ocf_is_decimal ${OCF_RESKEY_migration_speed}; then
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+ ocf_exit_reason "migration_speed has to be a decimal value"
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+ return $OCF_ERR_CONFIGURED
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+ fi
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+
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+ # Check if migration_downtime is a decimal value
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+ if ! ocf_is_decimal ${OCF_RESKEY_migration_downtime}; then
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+ ocf_exit_reason "migration_downtime has to be a decimal value"
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+ return $OCF_ERR_CONFIGURED
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+ fi
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}
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if [ $# -ne 1 ]; then
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