mirror of
https://github.com/kubernetes-sigs/descheduler.git
synced 2026-01-26 13:29:11 +01:00
96 lines
5.2 KiB
Bash
Executable File
96 lines
5.2 KiB
Bash
Executable File
#!/bin/bash
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set -o errexit
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set -o nounset
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set -o pipefail
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echo "Make sure that uuid package is installed"
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master_uuid=$(uuid)
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node1_uuid=$(uuid)
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node2_uuid=$(uuid)
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kube_apiserver_port=6443
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kube_version=1.9.4
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DESCHEDULER_ROOT=$(dirname "${BASH_SOURCE}")/../../
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E2E_GCE_HOME=$DESCHEDULER_ROOT/hack/e2e-gce
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create_cluster() {
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echo "#################### Creating instances ##########################"
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gcloud compute instances create descheduler-$master_uuid --image="ubuntu-1604-xenial-v20180306" --image-project="ubuntu-os-cloud" --zone=us-east1-b
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# Keeping the --zone here so as to make sure that e2e's can run locally.
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echo "gcloud compute instances delete descheduler-$master_uuid --zone=us-east1-b --quiet" > $E2E_GCE_HOME/delete_cluster.sh
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gcloud compute instances create descheduler-$node1_uuid --image="ubuntu-1604-xenial-v20180306" --image-project="ubuntu-os-cloud" --zone=us-east1-b
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echo "gcloud compute instances delete descheduler-$node1_uuid --zone=us-east1-b --quiet" >> $E2E_GCE_HOME/delete_cluster.sh
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gcloud compute instances create descheduler-$node2_uuid --image="ubuntu-1604-xenial-v20180306" --image-project="ubuntu-os-cloud" --zone=us-east1-b
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echo "gcloud compute instances delete descheduler-$node2_uuid --zone=us-east1-b --quiet" >> $E2E_GCE_HOME/delete_cluster.sh
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# Delete the firewall port created for master.
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echo "gcloud compute firewall-rules delete kubeapiserver-$master_uuid --quiet" >> $E2E_GCE_HOME/delete_cluster.sh
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chmod 755 $E2E_GCE_HOME/delete_cluster.sh
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}
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generate_kubeadm_instance_files() {
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# TODO: Check if they have come up. awk $6 contains the state(RUNNING or not).
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master_public_ip=$(gcloud compute instances list | grep $master_uuid|awk '{print $5}')
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node1_public_ip=$(gcloud compute instances list | grep $node1_uuid|awk '{print $5}')
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node2_public_ip=$(gcloud compute instances list | grep $node2_uuid|awk '{print $5}')
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echo "kubeadm init --kubernetes-version=${kube_version} --apiserver-advertise-address=${master_public_ip}" --skip-preflight-checks --pod-network-cidr=10.96.0.0/12 > $E2E_GCE_HOME/kubeadm_install.sh
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}
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transfer_install_files() {
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gcloud compute scp $E2E_GCE_HOME/kubeadm_preinstall.sh descheduler-$master_uuid:/tmp --zone=us-east1-b
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gcloud compute scp $E2E_GCE_HOME/kubeadm_install.sh descheduler-$master_uuid:/tmp --zone=us-east1-b
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gcloud compute scp $E2E_GCE_HOME/kubeadm_preinstall.sh descheduler-$node1_uuid:/tmp --zone=us-east1-b
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gcloud compute scp $E2E_GCE_HOME/kubeadm_preinstall.sh descheduler-$node2_uuid:/tmp --zone=us-east1-b
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}
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install_kube() {
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# Docker installation.
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gcloud compute ssh descheduler-$master_uuid --command "sudo apt-get update; sudo apt-get install -y docker.io" --zone=us-east1-b
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gcloud compute ssh descheduler-$node1_uuid --command "sudo apt-get update; sudo apt-get install -y docker.io" --zone=us-east1-b
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gcloud compute ssh descheduler-$node2_uuid --command "sudo apt-get update; sudo apt-get install -y docker.io" --zone=us-east1-b
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# kubeadm installation.
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# 1. Transfer files to master, nodes.
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transfer_install_files
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# 2. Install kubeadm.
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#TODO: Add rm /tmp/kubeadm_install.sh
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# Open port for kube API server
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gcloud compute firewall-rules create kubeapiserver-$master_uuid --allow tcp:6443 --source-tags=descheduler-$master_uuid --source-ranges=0.0.0.0/0 --description="Opening api server port"
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gcloud compute ssh descheduler-$master_uuid --command "sudo chmod 755 /tmp/kubeadm_preinstall.sh; sudo /tmp/kubeadm_preinstall.sh" --zone=us-east1-b
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kubeadm_join_command=$(gcloud compute ssh descheduler-$master_uuid --command "sudo chmod 755 /tmp/kubeadm_install.sh; sudo /tmp/kubeadm_install.sh" --zone=us-east1-b|grep 'kubeadm join')
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# Copy the kubeconfig file onto /tmp for e2e tests.
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gcloud compute ssh descheduler-$master_uuid --command "sudo cp /etc/kubernetes/admin.conf /tmp; sudo chmod 777 /tmp/admin.conf" --zone=us-east1-b
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gcloud compute scp descheduler-$master_uuid:/tmp/admin.conf /tmp/admin.conf --zone=us-east1-b
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# Postinstall on master, need to add a network plugin for kube-dns to come to running state.
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gcloud compute ssh descheduler-$master_uuid --command "sudo kubectl apply -f https://raw.githubusercontent.com/cloudnativelabs/kube-router/master/daemonset/kubeadm-kuberouter.yaml --kubeconfig /etc/kubernetes/admin.conf" --zone=us-east1-b
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echo $kubeadm_join_command > $E2E_GCE_HOME/kubeadm_join.sh
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# Copy kubeadm_join to every node.
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#TODO: Put these in a loop, so that extension becomes possible.
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gcloud compute ssh descheduler-$node1_uuid --command "sudo chmod 755 /tmp/kubeadm_preinstall.sh; sudo /tmp/kubeadm_preinstall.sh" --zone=us-east1-b
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gcloud compute scp $E2E_GCE_HOME/kubeadm_join.sh descheduler-$node1_uuid:/tmp --zone=us-east1-b
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gcloud compute ssh descheduler-$node1_uuid --command "sudo chmod 755 /tmp/kubeadm_join.sh; sudo /tmp/kubeadm_join.sh" --zone=us-east1-b
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gcloud compute ssh descheduler-$node2_uuid --command "sudo chmod 755 /tmp/kubeadm_preinstall.sh; sudo /tmp/kubeadm_preinstall.sh" --zone=us-east1-b
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gcloud compute scp $E2E_GCE_HOME/kubeadm_join.sh descheduler-$node2_uuid:/tmp --zone=us-east1-b
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gcloud compute ssh descheduler-$node2_uuid --command "sudo chmod 755 /tmp/kubeadm_join.sh; sudo /tmp/kubeadm_join.sh" --zone=us-east1-b
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}
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create_cluster
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generate_kubeadm_instance_files
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install_kube
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