Merge pull request #541 from adamreese/feat/e2e-test

feat(e2e): add script for local kubernetes cluster
pull/543/head
Adam Reese 9 years ago
commit 073b11f3a2

1
.gitignore vendored

@ -16,3 +16,4 @@ nohup.out
/rootfs/expandybird/opt/expansion
.DS_Store
/log/
/scripts/env.sh

@ -27,6 +27,10 @@ error_exit() {
exit 1
}
is_osx() {
[[ "$(uname)" == "Darwin" ]]
}
assign_version() {
if [[ -z "${VERSION:-}" ]]; then
VERSION=$(version_from_git)

@ -0,0 +1,39 @@
#!/usr/bin/env bash
# Copyright 2016 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.
set -eo pipefail
DOCKER_HOST_IP=$(echo $DOCKER_HOST | awk -F'[/:]' '{print $4}')
: ${DOCKER_HOST_IP:=$(ifconfig docker0 \
| grep -Eo 'inet (addr:)?([0-9]*\.){3}[0-9]*' \
| grep -Eo '([0-9]*\.){3}[0-9]*')}
is_docker_machine() {
[[ $(docker-machine active 2>/dev/null) ]]
}
active_docker_machine() {
if command -v docker-machine >/dev/null 2>&1; then
docker-machine active
fi
}
dev_registry() {
if docker inspect registry >/dev/null 2>&1; then
docker start registry
else
docker run --restart="always" -d -p 5000:5000 --name registry registry:2
fi
}

@ -0,0 +1,65 @@
#!/usr/bin/env bash
# Copyright 2016 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.
# Tear down kubernetes in docker
set -eo pipefail
[[ "$TRACE" ]] && set -x
HELM_ROOT="${BASH_SOURCE[0]%/*}/.."
source "${HELM_ROOT}/scripts/common.sh"
source "${HELM_ROOT}/scripts/docker.sh"
KUBE_PORT=${KUBE_PORT:-8080}
KUBE_HOST=${KUBE_HOST:-$DOCKER_HOST_IP}
KUBE_HOST=${KUBE_HOST:-localhost}
KUBECTL="kubectl -s ${KUBE_HOST}:${KUBE_PORT}"
delete_kube_resources() {
echo "Deleting resources in kubernetes..."
$KUBECTL delete replicationcontrollers,services,pods,secrets --all > /dev/null 2>&1 || :
$KUBECTL delete replicationcontrollers,services,pods,secrets --all --namespace=kube-system > /dev/null 2>&1 || :
$KUBECTL delete namespace kube-system > /dev/null 2>&1 || :
}
delete_hyperkube_containers() {
echo "Stopping main kubelet..."
docker stop helm_kubelet > /dev/null 2>&1 || true
docker rm --force --volumes helm_kubelet > /dev/null 2>&1 || true
echo "Stopping remaining kubernetes containers..."
local kube_containers=$(docker ps -aqf "name=k8s_")
if [ ! -z "$kube_containers" ]; then
docker stop $kube_containers > /dev/null 2>&1
docker wait $kube_containers > /dev/null 2>&1
docker rm --force --volumes $kube_containers > /dev/null 2>&1
fi
}
main() {
echo "Bringing down the kube..."
delete_kube_resources
delete_hyperkube_containers
echo "done."
}
main "$@"
exit 0

@ -0,0 +1,170 @@
#!/usr/bin/env bash
# Copyright 2016 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.
# Start a kubenetes cluster in docker
#
# Tested on darwin using docker-machine and linux
set -eo pipefail
[[ "$TRACE" ]] && set -x
HELM_ROOT="${BASH_SOURCE[0]%/*}/.."
source "${HELM_ROOT}/scripts/common.sh"
source "${HELM_ROOT}/scripts/docker.sh"
K8S_VERSION=${K8S_VERSION:-1.2.0}
KUBE_PORT=${KUBE_PORT:-8080}
KUBE_HOST=${KUBE_HOST:-$DOCKER_HOST_IP}
KUBE_HOST=${KUBE_HOST:-localhost}
KUBECTL="kubectl -s ${KUBE_HOST}:${KUBE_PORT}"
require_command() {
if ! command -v "$1" >/dev/null 2>&1; then
error_exit "Cannot find command ${1}"
fi
}
verify_prereqs() {
echo "Verifying Prerequisites...."
require_command docker
require_command kubectl
if is_osx; then
require_command docker-machine
fi
if ! docker info > /dev/null 2>&1 ; then
error_exit "Can't connect to 'docker' daemon. please fix and retry."
fi
echo "You are golden, carry on..."
}
setup_iptables() {
local machine=$(active_docker_machine)
if [ -z "$machine" ]; then
return
fi
echo "Adding iptables hackery for docker-machine..."
local machine_ip=$(docker-machine ip "$machine")
if ! docker-machine ssh "${machine}" "sudo /usr/local/sbin/iptables -t nat -L -n" | grep -q "${machine_ip}" | grep -q ":${KUBE_PORT}"; then
docker-machine ssh "${machine}" "sudo /usr/local/sbin/iptables -t nat -I PREROUTING -p tcp -d ${machine_ip} --dport ${KUBE_PORT} -j DNAT --to-destination 127.0.0.1:${KUBE_PORT}"
fi
}
start_kubernetes() {
echo "Getting the party going..."
#if docker ps --filter "name=helm_kubelet" >/dev/null; then
#error_exit "Kubernetes already running"
#fi
docker run \
--name=helm_kubelet \
--volume=/:/rootfs:ro \
--volume=/sys:/sys:ro \
--volume=/var/lib/docker/:/var/lib/docker:rw \
--volume=/var/lib/kubelet/:/var/lib/kubelet:rw \
--volume=/var/run:/var/run:rw \
--net=host \
--pid=host \
--privileged=true \
-d \
gcr.io/google_containers/hyperkube-amd64:v${K8S_VERSION} \
/hyperkube kubelet \
--containerized \
--hostname-override="127.0.0.1" \
--address="0.0.0.0" \
--api-servers="http://localhost:${KUBE_PORT}" \
--config=/etc/kubernetes/manifests \
--cluster-dns=10.0.0.10 \
--cluster-domain=cluster.local \
--allow-privileged=true --v=2
}
wait_for_kubernetes() {
echo "Waiting for Kubernetes cluster to become available..."
until $($KUBECTL cluster-info &> /dev/null); do
sleep 1
done
echo "Kubernetes cluster is up."
}
create_kube_system_namespace() {
echo "Creating kube-system namespace..."
$KUBECTL create -f - << EOF
kind: Namespace
apiVersion: v1
metadata:
name: kube-system
labels:
name: kube-system
EOF
}
create_kube_dns() {
echo "Setting up internal dns..."
$KUBECTL --namespace=kube-system create -f - <<EOF
apiVersion: v1
kind: Endpoints
metadata:
name: kube-dns
namespace: kube-system
subsets:
- addresses:
- ip: $DOCKER_HOST_IP
ports:
- port: 53
protocol: UDP
name: dns
---
kind: Service
apiVersion: v1
metadata:
name: kube-dns
namespace: kube-system
spec:
clusterIP: 10.0.0.10
ports:
- name: dns
port: 53
protocol: UDP
EOF
}
main() {
verify_prereqs
if is_docker_machine; then
setup_iptables
fi
start_kubernetes
wait_for_kubernetes
create_kube_system_namespace
create_kube_dns
$KUBECTL cluster-info
}
main "$@"
exit 0

@ -0,0 +1,30 @@
#!/usr/bin/env bash
# Copyright 2016 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.
set -eo pipefail
[[ "$TRACE" ]] && set -x
HELM_ROOT="${BASH_SOURCE[0]%/*}/.."
source "${HELM_ROOT}/scripts/common.sh"
source "${HELM_ROOT}/scripts/docker.sh"
KUBE_PORT=${KUBE_PORT:-8080}
KUBE_HOST=${KUBE_HOST:-localhost}
if is_docker_machine; then
KUBE_HOST=$(docker-machine ip "$(active_docker_machine)")
fi
kubectl -s ${KUBE_HOST}:${KUBE_PORT} "$@"
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