shell/openstack-kubernetes-create.sh

   1 #!/bin/bash -l
   2 # SPDX-License-Identifier: EPL-1.0
   3 ##############################################################################
   4 # Copyright (c) 2019 The Linux Foundation and others.
   5 #
   6 # All rights reserved. This program and the accompanying materials
   7 # are made available under the terms of the Eclipse Public License v1.0
   8 # which accompanies this distribution, and is available at
   9 # http://www.eclipse.org/legal/epl-v10.html
  10 ##############################################################################
  11 # shellcheck disable=SC2153,SC2034
  12 echo "---> Creating kubernetes cluster"
  13
  14 set -eux -o pipefail
  15
  16 os_cloud="${OS_CLOUD:-vex}"
  17 fixed_network="${FIXED_NETWORK}"
  18 fixed_subnet="${FIXED_SUBNET}"
  19 cluster_template_name="${CLUSTER_TEMPLATE_NAME}"
  20 cluster_name="${CLUSTER_NAME}"
  21 base_image="${BASE_IMAGE}"
  22 keypair="${KEYPAIR}"
  23 master_flavor="${MASTER_FLAVOR}"
  24 node_flavor="${NODE_FLAVOR}"
  25 master_count="${MASTER_COUNT:-1}"
  26 node_count="${NODE_COUNT:-2}"
  27 boot_volume_size="${BOOT_VOLUME_SIZE}"
  28 docker_volume_size="${DOCKER_VOLUME_SIZE}"
  29 k8s_version="${KUBERNETES_VERSION}"
  30 cluster_settle_time="${CLUSTER_SETTLE_TIME:-1m}"
  31
  32
  33 # Create the template for the cluster first. Returns the cluster ID as $template_uuid
  34 template_uuid=$(openstack coe cluster template create "$cluster_template_name" \
  35     --os-cloud "$os_cloud" \
  36     --image "$base_image" \
  37     --keypair "$keypair" \
  38     --external-network public \
  39     --fixed-network "$fixed_network" \
  40     --fixed-subnet "$fixed_subnet" \
  41     --floating-ip-disabled \
  42     --master-flavor "$master_flavor" \
  43     --flavor "$node_flavor" \
  44     --docker-volume-size "$docker_volume_size" \
  45     --network-driver flannel \
  46     --master-lb-enabled \
  47     --volume-driver cinder \
  48     --labels \
  49 boot_volume_type=ssd,boot_volume_size="${boot_volume_size}",\
  50 kube_version="${k8s_version}",kube_tag="${k8s_version}" \
  51     --coe kubernetes \
  52     -f value -c uuid | tail -1)
  53
  54 # Create the kubernetes cluster
  55 cluster_uuid=$(openstack coe cluster create "$cluster_name" \
  56     --os-cloud "$os_cloud" \
  57     --master-count "$master_count" \
  58     --node-count "$node_count" \
  59     --cluster-template "$template_uuid" | awk -F ' ' '{print $5}')
  60
  61 # Sleep for a little, because sometimes OpenStack has to catch up with itself
  62 sleep 15
  63
  64 while \
  65 [ "$(openstack --os-cloud "$os_cloud" coe cluster show "$cluster_uuid" \
  66 -c status -f value)" == "CREATE_IN_PROGRESS" ]; do
  67     # echo "sleeping $(date)"
  68     sleep 2m
  69 done
  70
  71 if [ "$(openstack --os-cloud "$os_cloud" coe cluster show "$cluster_uuid" \
  72 -c status -f value)" == "CREATE_FAILED" ]; then
  73     echo "Failed to create cluster: $cluster_uuid $(date)"
  74     openstack --os-cloud "$os_cloud" coe cluster delete "$cluster_uuid"
  75     sleep 5m
  76     openstack --os-cloud "$os_cloud" coe cluster template delete "$template_uuid"
  77     exit 1
  78 fi
  79
  80 if [ "$(openstack --os-cloud "$os_cloud" coe cluster show "$cluster_uuid" \
  81 -c status -f value)" == "CREATE_COMPLETE" ]; then
  82     echo "Successfully created cluster: $cluster_uuid."
  83 fi