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kubernetes/hack/test-cmd.sh
Eric Paris 6b3a6e6b98 Make copyright ownership statement generic 
Instead of saying "Google Inc." (which is not always correct) say "The
Kubernetes Authors", which is generic.
2015-05-01 17:49:56 -04:00

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#!/bin/bash
# Copyright 2014 The Kubernetes Authors All rights reserved.
#
# 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.
# This command checks that the built commands can function together for
# simple scenarios. It does not require Docker so it can run in travis.
set -o errexit
set -o nounset
set -o pipefail
KUBE_ROOT=$(dirname "${BASH_SOURCE}")/..
source "${KUBE_ROOT}/hack/lib/init.sh"
source "${KUBE_ROOT}/hack/lib/test.sh"
function cleanup()
{
[[ -n ${APISERVER_PID-} ]] && kill ${APISERVER_PID} 1>&2 2>/dev/null
[[ -n ${CTLRMGR_PID-} ]] && kill ${CTLRMGR_PID} 1>&2 2>/dev/null
[[ -n ${KUBELET_PID-} ]] && kill ${KUBELET_PID} 1>&2 2>/dev/null
[[ -n ${PROXY_PID-} ]] && kill ${PROXY_PID} 1>&2 2>/dev/null
kube::etcd::cleanup
rm -rf "${KUBE_TEMP}"
kube::log::status "Clean up complete"
}
trap cleanup EXIT SIGINT
kube::util::ensure-temp-dir
kube::etcd::start
ETCD_HOST=${ETCD_HOST:-127.0.0.1}
ETCD_PORT=${ETCD_PORT:-4001}
API_PORT=${API_PORT:-8080}
API_HOST=${API_HOST:-127.0.0.1}
KUBELET_PORT=${KUBELET_PORT:-10250}
KUBELET_HEALTHZ_PORT=${KUBELET_HEALTHZ_PORT:-10248}
CTLRMGR_PORT=${CTLRMGR_PORT:-10252}
# Check kubectl
kube::log::status "Running kubectl with no options"
"${KUBE_OUTPUT_HOSTBIN}/kubectl"
kube::log::status "Starting kubelet in masterless mode"
"${KUBE_OUTPUT_HOSTBIN}/kubelet" \
--really_crash_for_testing=true \
--root_dir=/tmp/kubelet.$$ \
--cert_dir="${TMPDIR:-/tmp/}" \
--docker_endpoint="fake://" \
--hostname_override="127.0.0.1" \
--address="127.0.0.1" \
--port="$KUBELET_PORT" \
--healthz_port="${KUBELET_HEALTHZ_PORT}" 1>&2 &
KUBELET_PID=$!
kube::util::wait_for_url "http://127.0.0.1:${KUBELET_HEALTHZ_PORT}/healthz" "kubelet: " 0.2 25
kill ${KUBELET_PID} 1>&2 2>/dev/null
kube::log::status "Starting kubelet in masterful mode"
"${KUBE_OUTPUT_HOSTBIN}/kubelet" \
--really_crash_for_testing=true \
--root_dir=/tmp/kubelet.$$ \
--cert_dir="${TMPDIR:-/tmp/}" \
--docker_endpoint="fake://" \
--hostname_override="127.0.0.1" \
--address="127.0.0.1" \
--api_servers="${API_HOST}:${API_PORT}" \
--auth_path="${KUBE_ROOT}/hack/.test-cmd-auth" \
--port="$KUBELET_PORT" \
--healthz_port="${KUBELET_HEALTHZ_PORT}" 1>&2 &
KUBELET_PID=$!
kube::util::wait_for_url "http://127.0.0.1:${KUBELET_HEALTHZ_PORT}/healthz" "kubelet: " 0.2 25
# Start kube-apiserver
kube::log::status "Starting kube-apiserver"
"${KUBE_OUTPUT_HOSTBIN}/kube-apiserver" \
--address="127.0.0.1" \
--public_address_override="127.0.0.1" \
--port="${API_PORT}" \
--etcd_servers="http://${ETCD_HOST}:${ETCD_PORT}" \
--public_address_override="127.0.0.1" \
--kubelet_port=${KUBELET_PORT} \
--runtime_config=api/v1beta3 \
--cert_dir="${TMPDIR:-/tmp/}" \
--portal_net="10.0.0.0/24" 1>&2 &
APISERVER_PID=$!
kube::util::wait_for_url "http://127.0.0.1:${API_PORT}/healthz" "apiserver: "
# Start controller manager
kube::log::status "Starting CONTROLLER-MANAGER"
"${KUBE_OUTPUT_HOSTBIN}/kube-controller-manager" \
--machines="127.0.0.1" \
--master="127.0.0.1:${API_PORT}" 1>&2 &
CTLRMGR_PID=$!
kube::util::wait_for_url "http://127.0.0.1:${CTLRMGR_PORT}/healthz" "controller-manager: "
kube::util::wait_for_url "http://127.0.0.1:${API_PORT}/api/v1beta3/nodes/127.0.0.1" "apiserver(nodes): " 0.2 25
# Expose kubectl directly for readability
PATH="${KUBE_OUTPUT_HOSTBIN}":$PATH
kube_api_versions=(
""
v1beta1
v1beta2
v1beta3
)
for version in "${kube_api_versions[@]}"; do
if [[ -z "${version}" ]]; then
kube_flags=(
-s "http://127.0.0.1:${API_PORT}"
--match-server-version
)
[ "$(kubectl get minions -t $'{{ .apiVersion }}' "${kube_flags[@]}")" == "v1beta3" ]
else
kube_flags=(
-s "http://127.0.0.1:${API_PORT}"
--match-server-version
--api-version="${version}"
)
[ "$(kubectl get minions -t $'{{ .apiVersion }}' "${kube_flags[@]}")" == "${version}" ]
fi
id_field=".metadata.name"
labels_field=".metadata.labels"
service_selector_field=".spec.selector"
rc_replicas_field=".spec.replicas"
rc_status_replicas_field=".status.replicas"
rc_container_image_field=".spec.template.spec.containers"
port_field="(index .spec.ports 0).port"
if [ "${version}" = "v1beta1" ] || [ "${version}" = "v1beta2" ]; then
id_field=".id"
labels_field=".labels"
service_selector_field=".selector"
rc_replicas_field=".desiredState.replicas"
rc_status_replicas_field=".currentState.replicas"
rc_container_image_field=".desiredState.podTemplate.desiredState.manifest.containers"
port_field=".port"
fi
# Passing no arguments to create is an error
! kubectl create
###########################
# POD creation / deletion #
###########################
kube::log::status "Testing kubectl(${version}:pods)"
### Create POD valid-pod from JSON
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" -f examples/limitrange/valid-pod.json
# Post-condition: valid-pod POD is running
kubectl get "${kube_flags[@]}" pods -o json
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
kube::test::get_object_assert 'pod valid-pod' "{{$id_field}}" 'valid-pod'
kube::test::get_object_assert 'pod/valid-pod' "{{$id_field}}" 'valid-pod'
kube::test::get_object_assert 'pods/valid-pod' "{{$id_field}}" 'valid-pod'
# Describe command should print detailed information
kube::test::describe_object_assert pods 'valid-pod' "Name:" "Image(s):" "Host:" "Labels:" "Status:" "Replication Controllers"
### Dump current valid-pod POD
output_pod=$(kubectl get pod valid-pod -o yaml --output-version=v1beta3 "${kube_flags[@]}")
### Delete POD valid-pod by id
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pod valid-pod "${kube_flags[@]}"
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create POD valid-pod from dumped YAML
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
echo "${output_pod}" | kubectl create -f - "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete POD valid-pod from JSON
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create POD redis-master from JSON
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete POD valid-pod with label
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' 'valid-pod:'
# Command
kubectl delete pods -l'name in (valid-pod)' "${kube_flags[@]}"
# Post-condition: no POD is running
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' ''
### Create POD valid-pod from JSON
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete PODs with no parameter mustn't kill everything
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
! kubectl delete pods "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete PODs with --all and a label selector is not permitted
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
! kubectl delete --all pods -l'name in (valid-pod)' "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete all PODs
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete --all pods "${kube_flags[@]}" # --all remove all the pods
# Post-condition: no POD is running
kube::test::get_object_assert "pods -l'name in (valid-pod)'" '{{range.items}}{{$id_field}}:{{end}}' ''
### Create two PODs
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
kubectl create -f examples/redis/redis-proxy.yaml "${kube_flags[@]}"
# Post-condition: valid-pod and redis-proxy PODs are running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-proxy:valid-pod:'
### Delete multiple PODs at once
# Pre-condition: valid-pod and redis-proxy PODs are running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-proxy:valid-pod:'
# Command
kubectl delete pods valid-pod redis-proxy "${kube_flags[@]}" # delete multiple pods at once
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create two PODs
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
kubectl create -f examples/redis/redis-proxy.yaml "${kube_flags[@]}"
# Post-condition: valid-pod and redis-proxy PODs are running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-proxy:valid-pod:'
### Stop multiple PODs at once
# Pre-condition: valid-pod and redis-proxy PODs are running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'redis-proxy:valid-pod:'
# Command
kubectl stop pods valid-pod redis-proxy "${kube_flags[@]}" # stop multiple pods at once
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create valid-pod POD
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Label the valid-pod POD
# Pre-condition: valid-pod is not labelled
kube::test::get_object_assert 'pod valid-pod' "{{range$labels_field}}{{.}}:{{end}}" 'valid-pod:'
# Command
kubectl label pods valid-pod new-name=new-valid-pod "${kube_flags[@]}"
# Post-conditon: valid-pod is labelled
kube::test::get_object_assert 'pod valid-pod' "{{range$labels_field}}{{.}}:{{end}}" 'valid-pod:new-valid-pod:'
### Delete POD by label
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pods -lnew-name=new-valid-pod "${kube_flags[@]}"
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
### Create valid-pod POD
# Pre-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
# Post-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Overwriting an existing label is not permitted
# Pre-condition: name is valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
# Command
! kubectl label pods valid-pod name=valid-pod-super-sayan "${kube_flags[@]}"
# Post-condition: name is still valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
### --overwrite must be used to overwrite existing label, can be applied to all resources
# Pre-condition: name is valid-pod
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod'
# Command
kubectl label --overwrite pods --all name=valid-pod-super-sayan "${kube_flags[@]}"
# Post-condition: name is valid-pod-super-sayan
kube::test::get_object_assert 'pod valid-pod' "{{${labels_field}.name}}" 'valid-pod-super-sayan'
### Delete POD by label
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete pods -l'name in (valid-pod-super-sayan)' "${kube_flags[@]}"
# Post-condition: no POD is running
kube::test::get_object_assert pods "{{range.items}}{{$id_field}}:{{end}}" ''
##############
# Namespaces #
##############
### Create POD valid-pod in specific namespace
# Pre-condition: no POD is running
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create "${kube_flags[@]}" --namespace=other -f examples/limitrange/valid-pod.json
# Post-condition: valid-pod POD is running
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
### Delete POD valid-pod in specific namespace
# Pre-condition: valid-pod POD is running
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" 'valid-pod:'
# Command
kubectl delete "${kube_flags[@]}" pod --namespace=other valid-pod
# Post-condition: no POD is running
kube::test::get_object_assert 'pods --namespace=other' "{{range.items}}{{$id_field}}:{{end}}" ''
#################
# Pod templates #
#################
# Note: pod templates exist only in v1beta3 and above, so output will always be in that form
### Create PODTEMPLATE
# Pre-condition: no PODTEMPLATE
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" ''
# Command
kubectl create -f examples/walkthrough/podtemplate.json "${kube_flags[@]}"
# Post-condition: nginx PODTEMPLATE is available
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" 'nginx:'
### Printing pod templates works
kubectl get podtemplates "${kube_flags[@]}"
### Display of an object which doesn't existing in v1beta1 and v1beta2 works
[[ "$(kubectl get podtemplates -o yaml "${kube_flags[@]}" | grep nginx)" ]]
### Delete nginx pod template by name
# Pre-condition: nginx pod template is available
kube::test::get_object_assert podtemplates "{{range.items}}{{.metadata.name}}:{{end}}" 'nginx:'
# Command
kubectl delete podtemplate nginx "${kube_flags[@]}"
# Post-condition: No templates exist
kube::test::get_object_assert podtemplate "{{range.items}}{{.metadata.name}}:{{end}}" ''
############
# Services #
############
kube::log::status "Testing kubectl(${version}:services)"
### Create redis-master service from JSON
# Pre-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
# Command
kubectl create -f examples/guestbook/redis-master-service.json "${kube_flags[@]}"
# Post-condition: redis-master service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:'
# Describe command should print detailed information
kube::test::describe_object_assert services 'redis-master' "Name:" "Labels:" "Selector:" "IP:" "Port:" "Endpoints:" "Session Affinity:"
### Dump current redis-master service
output_service=$(kubectl get service redis-master -o json --output-version=v1beta3 "${kube_flags[@]}")
### Delete redis-master-service by id
# Pre-condition: redis-master service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:'
# Command
kubectl delete service redis-master "${kube_flags[@]}"
# Post-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
### Create redis-master-service from dumped JSON
# Pre-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
# Command
echo "${output_service}" | kubectl create -f - "${kube_flags[@]}"
# Post-condition: redis-master service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:'
### Create redis-master-${version}-test service
# Pre-condition: redis-master-service service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:'
# Command
kubectl create -f - "${kube_flags[@]}" << __EOF__
{
"kind": "Service",
"apiVersion": "v1beta3",
"metadata": {
"name": "service-${version}-test"
},
"spec": {
"ports": [
{
"protocol": "TCP",
"port": 80,
"targetPort": 80
}
]
}
}
__EOF__
# Post-condition:redis-master-service service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:service-.*-test:'
# Command
kubectl update service "${kube_flags[@]}" service-${version}-test --patch="{\"spec\":{\"selector\":{\"my\":\"test-label\"}},\"apiVersion\":\"v1beta3\"}" --api-version=v1beta3
# Post-condition: selector has "test-label" label.
kube::test::get_object_assert "service service-${version}-test" "{{range$service_selector_field}}{{.}}{{end}}" "test-label"
### Identity
kubectl get service "${kube_flags[@]}" service-${version}-test -o json | kubectl update "${kube_flags[@]}" -f -
### Delete services by id
# Pre-condition: redis-master-service service is running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:service-.*-test:'
# Command
kubectl delete service redis-master "${kube_flags[@]}"
kubectl delete service "service-${version}-test" "${kube_flags[@]}"
# Post-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
### Create two services
# Pre-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
# Command
kubectl create -f examples/guestbook/redis-master-service.json "${kube_flags[@]}"
kubectl create -f examples/guestbook/redis-slave-service.json "${kube_flags[@]}"
# Post-condition: redis-master and redis-slave services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:redis-slave:'
### Delete multiple services at once
# Pre-condition: redis-master and redis-slave services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:redis-master:redis-slave:'
# Command
kubectl delete services redis-master redis-slave "${kube_flags[@]}" # delete multiple services at once
# Post-condition: Only the default kubernetes services are running
kube::test::get_object_assert services "{{range.items}}{{$id_field}}:{{end}}" 'kubernetes:kubernetes-ro:'
###########################
# Replication controllers #
###########################
kube::log::status "Testing kubectl(${version}:replicationcontrollers)"
### Create replication controller frontend from JSON
# Pre-condition: no replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/guestbook/frontend-controller.json "${kube_flags[@]}"
# Post-condition: frontend replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Describe command should print detailed information
kube::test::describe_object_assert rc 'frontend' "Name:" "Image(s):" "Labels:" "Selector:" "Replicas:" "Pods Status:"
### Resize replication controller frontend with current-replicas and replicas
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
# Command
kubectl resize --current-replicas=3 --replicas=2 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
### Resize replication controller frontend with (wrong) current-replicas and replicas
# Pre-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
# Command
! kubectl resize --current-replicas=3 --replicas=2 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: nothing changed
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
### Resize replication controller frontend with replicas only
# Pre-condition: 2 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '2'
# Command
kubectl resize --replicas=3 replicationcontrollers frontend "${kube_flags[@]}"
# Post-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
### Expose replication controller as service
# Pre-condition: 3 replicas
kube::test::get_object_assert 'rc frontend' "{{$rc_replicas_field}}" '3'
# Command
kubectl expose rc frontend --port=80 "${kube_flags[@]}"
# Post-condition: service exists
kube::test::get_object_assert 'service frontend' "{{$port_field}}" '80'
# Command
kubectl expose service frontend --port=443 --service-name=frontend-2 "${kube_flags[@]}"
# Post-condition: service exists
kube::test::get_object_assert 'service frontend-2' "{{$port_field}}" '443'
# Command
kubectl create -f examples/limitrange/valid-pod.json "${kube_flags[@]}"
kubectl expose pod valid-pod --port=444 --service-name=frontend-3 "${kube_flags[@]}"
# Post-condition: service exists
kube::test::get_object_assert 'service frontend-3' "{{$port_field}}" '444'
# Cleanup services
kubectl delete pod valid-pod "${kube_flags[@]}"
kubectl delete service frontend{,-2,-3} "${kube_flags[@]}"
### Perform a rolling update with --image
# Pre-condition status.Replicas is 3, otherwise the rcmanager could update it and interfere with the rolling update
kube::test::get_object_assert 'rc frontend' "{{$rc_status_replicas_field}}" '3'
# Command
kubectl rolling-update frontend --image=kubernetes/pause --update-period=10ns --poll-interval=10ms "${kube_flags[@]}"
# Post-condition: current image IS kubernetes/pause
kube::test::get_object_assert 'rc frontend' '{{range \$c:=$rc_container_image_field}} {{\$c.image}} {{end}}' ' +kubernetes/pause +'
### Delete replication controller with id
# Pre-condition: frontend replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:'
# Command
kubectl stop rc frontend "${kube_flags[@]}"
# Post-condition: no replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
### Create two replication controllers
# Pre-condition: no replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/guestbook/frontend-controller.json "${kube_flags[@]}"
kubectl create -f examples/guestbook/redis-slave-controller.json "${kube_flags[@]}"
# Post-condition: frontend and redis-slave
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
### Delete multiple controllers at once
# Pre-condition: frontend and redis-slave
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" 'frontend:redis-slave:'
# Command
kubectl stop rc frontend redis-slave "${kube_flags[@]}" # delete multiple controllers at once
# Post-condition: no replication controller is running
kube::test::get_object_assert rc "{{range.items}}{{$id_field}}:{{end}}" ''
######################
# Persistent Volumes #
######################
### Create and delete persistent volume examples
# Pre-condition: no persistent volumes currently exist
kube::test::get_object_assert pv "{{range.items}}{{.$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/persistent-volumes/volumes/local-01.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{.$id_field}}:{{end}}" 'pv0001:'
kubectl delete pv pv0001 "${kube_flags[@]}"
kubectl create -f examples/persistent-volumes/volumes/local-02.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{.$id_field}}:{{end}}" 'pv0002:'
kubectl delete pv pv0002 "${kube_flags[@]}"
kubectl create -f examples/persistent-volumes/volumes/gce.yaml "${kube_flags[@]}"
kube::test::get_object_assert pv "{{range.items}}{{.$id_field}}:{{end}}" 'pv0003:'
kubectl delete pv pv0003 "${kube_flags[@]}"
# Post-condition: no PVs
kube::test::get_object_assert pv "{{range.items}}{{.$id_field}}:{{end}}" ''
############################
# Persistent Volume Claims #
############################
### Create and delete persistent volume claim examples
# Pre-condition: no persistent volume claims currently exist
kube::test::get_object_assert pvc "{{range.items}}{{.$id_field}}:{{end}}" ''
# Command
kubectl create -f examples/persistent-volumes/claims/claim-01.yaml "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{.$id_field}}:{{end}}" 'myclaim-1:'
kubectl delete pvc myclaim-1 "${kube_flags[@]}"
kubectl create -f examples/persistent-volumes/claims/claim-02.yaml "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{.$id_field}}:{{end}}" 'myclaim-2:'
kubectl delete pvc myclaim-2 "${kube_flags[@]}"
kubectl create -f examples/persistent-volumes/claims/claim-03.json "${kube_flags[@]}"
kube::test::get_object_assert pvc "{{range.items}}{{.$id_field}}:{{end}}" 'myclaim-3:'
kubectl delete pvc myclaim-3 "${kube_flags[@]}"
# Post-condition: no PVCs
kube::test::get_object_assert pvc "{{range.items}}{{.$id_field}}:{{end}}" ''
#########
# Nodes #
#########
kube::log::status "Testing kubectl(${version}:nodes)"
kube::test::get_object_assert nodes "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
kube::test::describe_object_assert nodes "127.0.0.1" "Name:" "Labels:" "CreationTimestamp:" "Conditions:" "Addresses:" "Capacity:" "Pods:"
###########
# Minions #
###########
if [[ "${version}" != "v1beta3" ]]; then
kube::log::status "Testing kubectl(${version}:minions)"
kube::test::get_object_assert minions "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:'
# TODO: I should be a MinionList instead of List
kube::test::get_object_assert minions '{{.kind}}' 'List'
kube::test::describe_object_assert minions "127.0.0.1" "Name:" "Conditions:" "Addresses:" "Capacity:" "Pods:"
fi
#####################
# Retrieve multiple #
#####################
kube::log::status "Testing kubectl(${version}:multiget)"
kube::test::get_object_assert 'nodes/127.0.0.1 service/kubernetes' "{{range.items}}{{$id_field}}:{{end}}" '127.0.0.1:kubernetes:'
#####################
# Resource aliasing #
#####################
kube::log::status "Testing resource aliasing"
kubectl create -f examples/cassandra/cassandra.yaml "${kube_flags[@]}"
kubectl create -f examples/cassandra/cassandra-controller.yaml "${kube_flags[@]}"
kubectl create -f examples/cassandra/cassandra-service.yaml "${kube_flags[@]}"
kube::test::get_object_assert "all -l'name=cassandra'" "{{range.items}}{{$id_field}}:{{end}}" 'cassandra:cassandra:cassandra:'
kubectl delete all -l name=cassandra "${kube_flags[@]}"
###########
# Swagger #
###########
if [[ -n "${version}" ]]; then
# Verify schema
file="${KUBE_TEMP}/schema-${version}.json"
curl -s "http://127.0.0.1:${API_PORT}/swaggerapi/api/${version}" > "${file}"
[[ "$(grep "list of returned" "${file}")" ]]
[[ "$(grep "list of pods" "${file}")" ]]
[[ "$(grep "watch for changes to the described resources" "${file}")" ]]
fi
kube::test::clear_all
done
kube::log::status "TEST PASSED"
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