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authorMohammadreza Pasandideh <mohammadreza.pasandideh@amdocs.com>2018-06-19 15:19:53 -0400
committerBorislav Glozman <Borislav.Glozman@amdocs.com>2018-07-15 10:59:27 +0000
commitb642ee553d6dd486fc375755af9da2fdd9c94885 (patch)
tree6ef3892f15ca7358c316772d388967b905040df1 /kubernetes/consul/resources/config
parentdfadfeb71f183943ece2b1641a2d51bcf6219ab6 (diff)
SDN-C Multi-site High-availability - Auto-failover
Change-Id: I4e028b31ce7a60154d2c04c63431c5ea996de8f8 Signed-off-by: Mohammadreza Pasandideh <mohammadreza.pasandideh@amdocs.com> Issue-ID: SDNC-213
Diffstat (limited to 'kubernetes/consul/resources/config')
-rw-r--r--kubernetes/consul/resources/config/consul-agent-config/scripts/sdnc-cluster-health.sh58
-rw-r--r--kubernetes/consul/resources/config/consul-agent-config/sdnc-cluster-health.json14
-rw-r--r--kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb01-healthcheck.json2
-rw-r--r--kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb02-healthcheck.json2
-rw-r--r--kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnhost.json2
5 files changed, 75 insertions, 3 deletions
diff --git a/kubernetes/consul/resources/config/consul-agent-config/scripts/sdnc-cluster-health.sh b/kubernetes/consul/resources/config/consul-agent-config/scripts/sdnc-cluster-health.sh
new file mode 100644
index 0000000000..3b186547ce
--- /dev/null
+++ b/kubernetes/consul/resources/config/consul-agent-config/scripts/sdnc-cluster-health.sh
@@ -0,0 +1,58 @@
+#!/bin/sh
+
+# Copyright © 2018 Amdocs
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# query ODL cluster state
+USERNAME="{{.Values.odl.jolokia.username}}"
+PASSWORD="{{.Values.odl.jolokia.password}}"
+
+count=${SDNC_ODL_COUNT:-1}
+siteId=0
+if [ "$SDNC_IS_PRIMARY_CLUSTER" = "false" ];then
+ siteId=1
+fi
+
+for instance in $(seq $count);do
+ shard=member-$(( $siteId*$count + $instance ))-shard-default-config
+ mbean=Category=Shards,name=$shard,type=DistributedConfigDatastore
+ url=http://{{.Release.Name}}-sdnc-$(( $instance-1 )).sdnc-cluster.{{.Release.Namespace}}:8181/jolokia/read/org.opendaylight.controller:$mbean
+
+ response=$( curl -s -u $USERNAME:$PASSWORD $url )
+ rc=$?
+ if [ $rc -ne 0 ];then
+ # failed to contact SDN-C instance - try another
+ echo "Unable to connect to $shard [rc=$?]"
+ continue
+ fi
+
+ status=$( echo "$response" | jq -r ".status" )
+ if [ "$status" != "200" ];then
+ # query failed, try another instance
+ echo "$shard query failed [http-status=$status]"
+ continue
+ fi
+
+ raftState=$( echo "$response" | jq -r ".value.RaftState" )
+ if [ "$raftState" = "Leader" -o "$raftState" = "Follower" ];then
+ # cluster has a leader and is healthy
+ echo "$shard is healthy [RaftState=$raftState]"
+ exit 0
+ else
+ echo "$shard is not healthy [RaftState=$raftState]"
+ fi
+done
+
+# ODL cluster is not healthy
+exit 2
diff --git a/kubernetes/consul/resources/config/consul-agent-config/sdnc-cluster-health.json b/kubernetes/consul/resources/config/consul-agent-config/sdnc-cluster-health.json
new file mode 100644
index 0000000000..86a7630392
--- /dev/null
+++ b/kubernetes/consul/resources/config/consul-agent-config/sdnc-cluster-health.json
@@ -0,0 +1,14 @@
+{
+ "service": {
+ "name": "Health Check: SDNC ODL Cluster",
+ "checks": [
+ {
+ "id": "sdnc-odl-cluster-healthcheck",
+ "name": "SDNC ODL Cluster Health Check",
+ "script": "/consul/scripts/sdnc-cluster-health.sh",
+ "interval": "15s",
+ "timeout": "10s"
+ }
+ ]
+ }
+}
diff --git a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb01-healthcheck.json b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb01-healthcheck.json
index e684c09da8..ed196bd0cf 100644
--- a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb01-healthcheck.json
+++ b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb01-healthcheck.json
@@ -5,7 +5,7 @@
{
"id": "sdnctldb01",
"name": "SDNC SDNCTLDB01 Health Check",
- "tcp": "sdnc-dbhost:3306",
+ "tcp": "sdnc-sdnctldb01:3306",
"interval": "10s",
"timeout": "1s"
}
diff --git a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb02-healthcheck.json b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb02-healthcheck.json
index ae4820a3e6..b63329f544 100644
--- a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb02-healthcheck.json
+++ b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnctldb02-healthcheck.json
@@ -5,7 +5,7 @@
{
"id": "sdnctldb02",
"name": "SDNC SDNCTLDB02 Health Check",
- "tcp": "sdnc-dbhost:3306",
+ "tcp": "sdnc-sdnctldb02:3306",
"interval": "10s",
"timeout": "1s"
}
diff --git a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnhost.json b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnhost.json
index 604b5be901..db84164fc7 100644
--- a/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnhost.json
+++ b/kubernetes/consul/resources/config/consul-agent-config/sdnc-sdnhost.json
@@ -5,7 +5,7 @@
{
"id": "sdnc-sdnhost",
"name": "SDNC SDN Host Health Check",
- "http": "http://sdnhost:8282/apidoc/explorer/index.html",
+ "http": "http://sdnc:8282/apidoc/explorer/index.html",
"method": "HEAD",
"header": {
"Authorization": ["Basic YWRtaW46S3A4Yko0U1hzek0wV1hsaGFrM2VIbGNzZTJnQXc4NHZhb0dHbUp2VXkyVQ=="],