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333 lines
7.5 KiB
Bash
Executable File
333 lines
7.5 KiB
Bash
Executable File
#!/bin/bash
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# Copyright 2015 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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echo "WRITING KUBE FILES , will overwrite the jsons, then testing pods. is kube clean ready to go?"
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#Args below can be overriden when calling from cmd line.
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#Just send all the args in order.
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#for dev/test you can use:
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#kubectl=$GOPATH/src/github.com/kubernetes/kubernetes/cluster/kubectl.sh"
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kubectl="kubectl"
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VERSION="r.2.8.19"
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_SECONDS=1000 # number of seconds to measure throughput.
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FE="1" # amount of Web server
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LG="1" # amount of load generators
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SLAVE="1" # amount of redis slaves
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TEST="1" # 0 = Don't run tests, 1 = Do run tests.
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NS="k8petstore" # namespace
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kubectl="${1:-$kubectl}"
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VERSION="${2:-$VERSION}"
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_SECONDS="${3:-$_SECONDS}" # number of seconds to measure throughput.
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FE="${4:-$FE}" # amount of Web server
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LG="${5:-$LG}" # amount of load generators
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SLAVE="${6:-$SLAVE}" # amount of redis slaves
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TEST="${7:-$TEST}" # 0 = Don't run tests, 1 = Do run tests.
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NS="${8:-$NS}" # namespace
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echo "Running w/ args: kubectl $kubectl version $VERSION sec $_SECONDS fe $FE lg $LG slave $SLAVE test $TEST NAMESPACE $NS"
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function create_ns {
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case "$NS" in
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"default" )
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;;
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"kube-system" )
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;;
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* )
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cat << EOF > ns.json
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{
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"apiVersion": "v1",
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"kind": "Namespace",
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"metadata": {
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"name": "$NS"
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}
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}
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EOF
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$kubectl create -f ns.json
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esac
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}
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function create {
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cat << EOF > fe-rc.json
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{
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"kind": "ReplicationController",
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"apiVersion": "v1",
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"metadata": {
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"name": "fectrl",
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"labels": {"name": "frontend"}
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},
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"spec": {
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"replicas": $FE,
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"selector": {"name": "frontend"},
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"template": {
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"metadata": {
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"labels": {
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"name": "frontend",
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"uses": "redis-master"
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}
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},
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"spec": {
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"containers": [{
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"name": "frontend-go-restapi",
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"image": "jayunit100/k8-petstore-web-server:$VERSION"
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}]
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}
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}
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}
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}
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EOF
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cat << EOF > bps-load-gen-rc.json
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{
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"kind": "ReplicationController",
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"apiVersion": "v1",
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"metadata": {
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"name": "bpsloadgenrc",
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"labels": {"name": "bpsLoadGenController"}
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},
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"spec": {
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"replicas": $LG,
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"selector": {"name": "bps"},
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"template": {
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"metadata": {
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"labels": {
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"name": "bps",
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"uses": "frontend"
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}
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},
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"spec": {
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"containers": [{
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"name": "bps",
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"image": "jayunit100/bigpetstore-load-generator",
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"command": ["sh","-c","/opt/PetStoreLoadGenerator-1.0/bin/PetStoreLoadGenerator http://\$FRONTEND_SERVICE_HOST:3000/rpush/k8petstore/ 4 4 1000 123"]
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}]
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}
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}
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}
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}
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EOF
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cat << EOF > fe-s.json
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{
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"kind": "Service",
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"apiVersion": "v1",
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"metadata": {
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"name": "frontend",
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"labels": {
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"name": "frontend"
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}
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},
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"spec": {
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"ports": [{
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"port": 3000
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}],
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"selector": {
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"name": "frontend"
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},
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"type": "LoadBalancer"
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}
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}
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EOF
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cat << EOF > rm.json
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{
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"kind": "Pod",
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"apiVersion": "v1",
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"metadata": {
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"name": "redismaster",
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"labels": {
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"name": "redis-master"
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}
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},
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"spec": {
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"containers": [{
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"name": "master",
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"image": "jayunit100/k8-petstore-redis-master:$VERSION",
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"ports": [{
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"containerPort": 6379
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}]
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}]
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}
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}
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EOF
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cat << EOF > rm-s.json
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{
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"kind": "Service",
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"apiVersion": "v1",
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"metadata": {
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"name": "redismaster",
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"labels": {
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"name": "redis-master"
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}
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},
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"spec": {
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"ports": [{
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"port": 6379
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}],
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"selector": {
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"name": "redis-master"
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}
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}
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}
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EOF
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cat << EOF > rs-s.json
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{
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"kind": "Service",
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"apiVersion": "v1",
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"metadata": {
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"name": "redisslave",
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"labels": {
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"name": "redisslave"
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}
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},
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"spec": {
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"ports": [{
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"port": 6379
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}],
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"selector": {
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"name": "redisslave"
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}
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}
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}
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EOF
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cat << EOF > slave-rc.json
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{
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"kind": "ReplicationController",
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"apiVersion": "v1",
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"metadata": {
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"name": "redissc",
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"labels": {"name": "redisslave"}
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},
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"spec": {
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"replicas": $SLAVE,
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"selector": {"name": "redisslave"},
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"template": {
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"metadata": {
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"labels": {
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"name": "redisslave",
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"uses": "redis-master"
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}
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},
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"spec": {
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"containers": [{
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"name": "slave",
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"image": "jayunit100/k8-petstore-redis-slave:$VERSION",
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"ports": [{"containerPort": 6379}]
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}]
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}
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}
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}
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}
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EOF
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create_ns
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$kubectl create -f rm.json --namespace=$NS
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$kubectl create -f rm-s.json --namespace=$NS
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sleep 3 # precaution to prevent fe from spinning up too soon.
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$kubectl create -f slave-rc.json --namespace=$NS
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$kubectl create -f rs-s.json --namespace=$NS
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sleep 3 # see above comment.
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$kubectl create -f fe-rc.json --namespace=$NS
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$kubectl create -f fe-s.json --namespace=$NS
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$kubectl create -f bps-load-gen-rc.json --namespace=$NS
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}
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#This script assumes the cloud provider is able to create a load balancer. If this not the case, you may want to check out other ways to make the frontend service accessible from outside (https://github.com/kubernetes/kubernetes/blob/master/docs/services.md#external-services)
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function getIP {
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echo "Waiting up to 1 min for a public IP to be assigned by the cloud provider..."
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for i in {1..20};
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do
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PUBLIC_IP=$($kubectl get services/frontend --namespace=$NS -o template --template="{{range .status.loadBalancer.ingress}}{{.ip}}{{end}}")
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if [ -n "$PUBLIC_IP" ]; then
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printf '\n\n\n%*s\n' "${COLUMNS:-$(tput cols)}" '' | tr ' ' =
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echo "public IP=$PUBLIC_IP"
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printf '%*s\n\n\n\n' "${COLUMNS:-$(tput cols)}" '' | tr ' ' =
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return
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fi
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sleep 3
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done
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echo "Failed to detect the public IP after 1 min, exit!"
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exit 1
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}
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function pollfor {
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pass_http=0
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### Test HTTP Server comes up.
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for i in {1..150};
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do
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### Just testing that the front end comes up. Not sure how to test total entries etc... (yet)
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echo "Trying curl ... $PUBLIC_IP:3000 , attempt $i . expect a few failures while pulling images... "
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curl --max-time 1 "$PUBLIC_IP:3000" > result
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cat result
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cat result | grep -q "k8-bps"
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if [ $? -eq 0 ]; then
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echo "TEST PASSED after $i tries !"
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i=1000
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break
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else
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echo "the above RESULT didn't contain target string for trial $i"
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fi
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sleep 3
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done
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if [ $i -eq 1000 ]; then
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pass_http=1
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fi
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}
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function tests {
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pass_load=0
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### Print statistics of db size, every second, until $SECONDS are up.
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for i in `seq 1 $_SECONDS`;
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do
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echo "curl : $PUBLIC_IP:3000 , $i of $_SECONDS"
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curr_cnt="`curl --max-time 1 "$PUBLIC_IP:3000/llen"`"
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### Write CSV File of # of trials / total transcations.
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echo "$i $curr_cnt" >> result
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echo "total transactions so far : $curr_cnt"
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sleep 1
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done
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}
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create
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getIP
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pollfor
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if [[ $pass_http -eq 1 ]]; then
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echo "Passed..."
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else
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exit 1
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fi
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if [[ $TEST -eq 1 ]]; then
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echo "running polling tests now"
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tests
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fi
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