diff --git a/tools/gate/kubeadm-dind-cluster/README.md b/tools/gate/kubeadm-dind-cluster/README.md new file mode 100644 index 00000000..cc55827c --- /dev/null +++ b/tools/gate/kubeadm-dind-cluster/README.md @@ -0,0 +1,5 @@ +# kubeadm-dind-cluster script for Qinling gate + +This script is just for backlog purpose, it is not used for current devstack +gate job. The known problem is Qinling service can not talk to the service +created in k8s. diff --git a/tools/gate/kubeadm-dind-cluster/setup_gate.sh b/tools/gate/kubeadm-dind-cluster/setup_gate.sh new file mode 100755 index 00000000..81e75a9d --- /dev/null +++ b/tools/gate/kubeadm-dind-cluster/setup_gate.sh @@ -0,0 +1,81 @@ +#!/bin/bash +# +# 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 -ex + +function net_default_iface { + sudo ip -4 route list 0/0 | awk '{ print $5; exit }' +} + +function net_default_host_addr { + sudo ip addr | awk "/inet / && /$(net_default_iface)/{print \$2; exit }" +} + +function net_default_host_ip { + echo $(net_default_host_addr) | awk -F '/' '{ print $1; exit }' +} + +function net_hosts_pre_kube { + sudo cp -f /etc/hosts /etc/hosts-pre-kube + sudo sed -i "/$(hostname)/d" /etc/hosts + sudo sed -i "/127.0.0.1/d" /etc/hosts + sudo sed -i "1 i 127.0.0.1 localhost" /etc/hosts + + host_ip=$(net_default_host_ip) + echo "${host_ip} $(hostname)" | sudo tee -a /etc/hosts +} + +function create_k8s_screen { + # Starts a proxy to the Kubernetes API server in a screen session + sudo screen -S kube_proxy -X quit || true + sudo screen -dmS kube_proxy && sudo screen -S kube_proxy -X screen -t kube_proxy + sudo screen -S kube_proxy -p kube_proxy -X stuff 'kubectl proxy --accept-hosts=".*" --address="0.0.0.0"\n' +} + +function tweak_etcd { + ETCD_VER=v3.2.0 + TMP_DIR=/tmp/etcd + sudo rm -rf $TMP_DIR && mkdir -p $TMP_DIR + curl -L https://github.com/coreos/etcd/releases/download/${ETCD_VER}/etcd-${ETCD_VER}-linux-amd64.tar.gz \ + -o /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz + tar xzvf /tmp/etcd-${ETCD_VER}-linux-amd64.tar.gz -C $TMP_DIR --strip-components=1 + + # Stop etcd service installed by apt + sudo systemctl stop etcd + cp $TMP_DIR/etcd /usr/bin/etcd + cp $TMP_DIR/etcdctl /usr/bin/etcdctl + sudo systemctl start etcd +} + + +sudo apt-get update -y +sudo apt-get install -y --no-install-recommends -qq \ + docker.io \ + jq \ + screen \ + etcd + +net_hosts_pre_kube + +curl -sSO https://cdn.rawgit.com/Mirantis/kubeadm-dind-cluster/master/fixed/dind-cluster-v1.8.sh +sudo chmod +x dind-cluster-v1.8.sh +sudo ./dind-cluster-v1.8.sh clean || true +sudo ./dind-cluster-v1.8.sh up +echo 'export PATH="$HOME/.kubeadm-dind-cluster:$PATH"' >> $HOME/.bashrc + +# Treak etcd service, the default etcd version installed by apt is v2, we need +# v3 instead. +tweak_etcd + +# Starts a proxy to the Kubernetes API server in a screen session +create_k8s_screen