kud/hosting_providers/containerized/installer.sh

   1 #!/bin/bash
   2 #SPDX-license-identifier: Apache-2.0
   3 ##############################################################################
   4 # Copyright (c) 2018
   5 # All rights reserved. This program and the accompanying materials
   6 # are made available under the terms of the Apache License, Version 2.0
   7 # which accompanies this distribution, and is available at
   8 # http://www.apache.org/licenses/LICENSE-2.0
   9 ##############################################################################
  10
  11 set -o errexit
  12 set -o nounset
  13 set -o pipefail
  14 set -ex
  15
  16 INSTALLER_DIR="$(readlink -f "$(dirname "${BASH_SOURCE[0]}")")"
  17
  18 function install_prerequisites {
  19     apt-get update
  20     apt-get install -y software-properties-common
  21     add-apt-repository -y ppa:longsleep/golang-backports
  22     apt-get update
  23     apt-get install -y \
  24             curl \
  25             gettext-base \
  26             git \
  27             golang-go \
  28             make \
  29             python3-pip \
  30             rsync \
  31             sshpass \
  32             sudo \
  33             unzip \
  34             vim \
  35             wget
  36     update-alternatives --install /usr/bin/pip pip /usr/bin/pip3 1
  37 }
  38
  39 # _install_ansible() - Install and Configure Ansible program
  40 function _install_ansible {
  41     local version=$(grep "ansible_version" ${kud_playbooks}/kud-vars.yml |
  42         awk -F ': ' '{print $2}')
  43     mkdir -p /etc/ansible/
  44     pip install --no-cache-dir ansible==$version
  45 }
  46
  47 function install_kubespray {
  48     echo "Deploying kubernetes"
  49     version=$(grep "kubespray_version" ${kud_playbooks}/kud-vars.yml | \
  50         awk -F ': ' '{print $2}')
  51     local_release_dir=$(grep "local_release_dir" \
  52         $kud_inventory_folder/group_vars/k8s-cluster.yml | \
  53         awk -F "\"" '{print $2}')
  54     local tarball=v$version.tar.gz
  55     _install_ansible
  56     wget https://github.com/kubernetes-incubator/kubespray/archive/$tarball
  57     tar -C $dest_folder -xzf $tarball
  58     chown -R root:root $dest_folder/kubespray-$version
  59     mkdir -p ${local_release_dir}/containers
  60     rm $tarball
  61
  62     pushd $dest_folder/kubespray-$version/
  63     pip install --no-cache-dir -r ./requirements.txt
  64     make mitogen
  65     popd
  66     rm -f $kud_inventory_folder/group_vars/all.yml 2> /dev/null
  67     if [[ -n "${verbose:-}" ]]; then
  68         echo "kube_log_level: 5" | tee \
  69             $kud_inventory_folder/group_vars/all.yml
  70     else
  71         echo "kube_log_level: 2" | tee \
  72             $kud_inventory_folder/group_vars/all.yml
  73     fi
  74     echo "kubeadm_enabled: true" | \
  75         tee --append $kud_inventory_folder/group_vars/all.yml
  76     if [[ -n "${http_proxy:-}" ]]; then
  77         echo "http_proxy: \"$http_proxy\"" | tee --append \
  78             $kud_inventory_folder/group_vars/all.yml
  79     fi
  80     if [[ -n "${https_proxy:-}" ]]; then
  81         echo "https_proxy: \"$https_proxy\"" | tee --append \
  82             $kud_inventory_folder/group_vars/all.yml
  83     fi
  84 }
  85
  86 # install_k8s() - Install Kubernetes using kubespray tool including Kata
  87 function install_k8s {
  88     local cluster_name=$1
  89     ansible-playbook $verbose -i \
  90         $kud_inventory $kud_playbooks/preconfigure-kubespray.yml \
  91         --become --become-user=root | \
  92         tee $cluster_log/setup-kubernetes.log
  93     if [ "$container_runtime" == "docker" ]; then
  94         echo "Docker will be used as the container runtime interface"
  95         ansible-playbook $verbose -i \
  96             $kud_inventory $dest_folder/kubespray-$version/cluster.yml \
  97             -e cluster_name=$cluster_name --become --become-user=root | \
  98             tee $cluster_log/setup-kubernetes.log
  99     elif [ "$container_runtime" == "containerd" ]; then
 100         echo "Containerd will be used as the container runtime interface"
 101         ansible-playbook $verbose -i \
 102             $kud_inventory $dest_folder/kubespray-$version/cluster.yml \
 103             -e $kud_kata_override_variables -e cluster_name=$cluster_name \
 104             --become --become-user=root | \
 105             tee $cluster_log/setup-kubernetes.log
 106         #Install Kata Containers in containerd scenario
 107         ansible-playbook $verbose -i \
 108             $kud_inventory -e "base_dest=$HOME" \
 109             $kud_playbooks/configure-kata.yml | \
 110             tee $cluster_log/setup-kata.log
 111     else
 112         echo "Only Docker or Containerd are supported container runtimes"
 113         exit 1
 114     fi
 115
 116     # Configure environment
 117     # Requires kubeconfig_localhost and kubectl_localhost to be true
 118     # in inventory/group_vars/k8s-cluster.yml
 119     mkdir -p $HOME/.kube
 120     cp $kud_inventory_folder/artifacts/admin.conf $HOME/.kube/config
 121     if !(which kubectl); then
 122         cp $kud_inventory_folder/artifacts/kubectl /usr/local/bin/
 123     fi
 124 }
 125
 126 # install_addons() - Install Kubenertes AddOns
 127 function install_addons {
 128     if [ ${1:+1} ]; then
 129         local plugins_name="$1"
 130         echo "additional addons plugins $1"
 131     else
 132         local plugins_name=""
 133         echo "no additional addons pluigns"
 134     fi
 135
 136     source /etc/environment
 137     echo "Installing Kubernetes AddOns"
 138     ansible-galaxy install $verbose -r \
 139         $kud_infra_folder/galaxy-requirements.yml --ignore-errors
 140
 141     ansible-playbook $verbose -i \
 142         $kud_inventory -e "base_dest=$HOME" $kud_playbooks/configure-kud.yml \
 143         | tee $cluster_log/setup-kud.log
 144
 145     kud_addons="${KUD_ADDONS:-} ${plugins_name}"
 146
 147     for addon in ${kud_addons}; do
 148         echo "Deploying $addon using configure-$addon.yml playbook.."
 149         ansible-playbook $verbose -i \
 150             $kud_inventory -e "base_dest=$HOME" \
 151             $kud_playbooks/configure-${addon}.yml | \
 152             tee $cluster_log/setup-${addon}.log
 153     done
 154
 155     echo "Run the test cases if testing_enabled is set to true."
 156     if [[ "${testing_enabled}" == "true" ]]; then
 157         failed_kud_tests=""
 158         # Run Kata test first if Kata was installed
 159         if [ "$container_runtime" == "containerd" ]; then
 160             #Install Kata webhook for test pods
 161             ansible-playbook $verbose -i $kud_inventory -e "base_dest=$HOME" \
 162                 -e "kata_webhook_runtimeclass=$kata_webhook_runtimeclass" \
 163                 $kud_playbooks/configure-kata-webhook.yml \
 164                 --become --become-user=root | \
 165                 sudo tee $cluster_log/setup-kata-webhook.log
 166             kata_webhook_deployed=true
 167             pushd $kud_tests
 168             bash kata.sh || failed_kud_tests="${failed_kud_tests} kata"
 169             popd
 170         fi
 171         #Run other plugin tests
 172         for addon in ${kud_addons}; do
 173             pushd $kud_tests
 174             bash ${addon}.sh || failed_kud_tests="${failed_kud_tests} ${addon}"
 175             case $addon in
 176                 "onap4k8s" )
 177                     echo "Test the onap4k8s plugin installation"
 178                     for functional_test in plugin_edgex plugin_fw plugin_eaa; do
 179                         bash ${functional_test}.sh --external || failed_kud_tests="${failed_kud_tests} ${functional_test}"
 180                     done
 181                     ;;
 182                 "emco" )
 183                     echo "Test the emco plugin installation"
 184                     # TODO plugin_fw_v2 requires virtlet and a patched multus to succeed
 185                     # for functional_test in plugin_fw_v2; do
 186                     #     bash ${functional_test}.sh --external || failed_kud_tests="${failed_kud_tests} ${functional_test}"
 187                     # done
 188                     ;;
 189             esac
 190             popd
 191         done
 192         # Remove Kata webhook if user didn't want it permanently installed
 193         if ! [ "$enable_kata_webhook" == "true" ] && [ "$kata_webhook_deployed" == "true" ]; then
 194             ansible-playbook $verbose -i $kud_inventory -e "base_dest=$HOME" \
 195                 -e "kata_webhook_runtimeclass=$kata_webhook_runtimeclass" \
 196                 $kud_playbooks/configure-kata-webhook-reset.yml \
 197                 --become --become-user=root | \
 198                 sudo tee $cluster_log/kata-webhook-reset.log
 199             kata_webhook_deployed=false
 200         fi
 201         if [[ ! -z "$failed_kud_tests" ]]; then
 202             echo "Test cases failed:${failed_kud_tests}"
 203             return 1
 204         fi
 205     fi
 206
 207     # Check if Kata webhook should be installed and isn't already installed
 208     if [ "$enable_kata_webhook" == "true" ] && ! [ "$kata_webhook_deployed" == "true" ]; then
 209         ansible-playbook $verbose -i $kud_inventory -e "base_dest=$HOME" \
 210             -e "kata_webhook_runtimeclass=$kata_webhook_runtimeclass" \
 211             $kud_playbooks/configure-kata-webhook.yml \
 212             --become --become-user=root | \
 213             sudo tee $cluster_log/setup-kata-webhook.log
 214     fi
 215
 216     echo "Add-ons deployment complete..."
 217 }
 218
 219 function master_ip {
 220     kubectl config view --minify -o jsonpath='{.clusters[0].cluster.server}' | awk -F '[:/]' '{print $4}'
 221 }
 222
 223 # Copy installation artifacts to be usable in host running Ansible
 224 function install_host_artifacts {
 225     local -r cluster_name=$1
 226     local -r host_dir="/opt/kud/multi-cluster"
 227     local -r host_addons_dir="${host_dir}/addons"
 228     local -r host_artifacts_dir="${host_dir}/${cluster_name}/artifacts"
 229
 230     for addon in cdi cdi-operator cpu-manager kubevirt kubevirt-operator multus-cni node-feature-discovery ovn4nfv ovn4nfv-network qat-device-plugin sriov-network sriov-network-operator; do
 231         mkdir -p ${host_addons_dir}/${addon}/{helm,profile}
 232         cp -r ${kud_infra_folder}/helm/${addon} ${host_addons_dir}/${addon}/helm
 233         cp -r ${kud_infra_folder}/profiles/${addon}/* ${host_addons_dir}/${addon}/profile
 234         tar -czf ${host_addons_dir}/${addon}.tar.gz -C ${host_addons_dir}/${addon}/helm .
 235         tar -czf ${host_addons_dir}/${addon}_profile.tar.gz -C ${host_addons_dir}/${addon}/profile .
 236     done
 237
 238     mkdir -p ${host_addons_dir}/tests
 239     for test in _common _common_test _functions topology-manager-sriov kubevirt multus ovn4nfv nfd sriov-network qat cmk; do
 240         cp ${kud_tests}/${test}.sh ${host_addons_dir}/tests
 241     done
 242
 243     mkdir -p ${host_artifacts_dir}
 244     cp -rf ${kud_inventory_folder}/artifacts/* ${host_artifacts_dir}
 245
 246     mkdir -p ${host_artifacts_dir}/addons
 247     for yaml in ${kud_infra_folder}/emco/examples/*.yaml; do
 248         cp ${yaml} ${host_artifacts_dir}/addons
 249     done
 250     for template in addons/*.tmpl; do
 251         CLUSTER_NAME="${cluster_name}" \
 252         HOST_IP="$(master_ip)" \
 253         KUBE_PATH="${host_artifacts_dir}/admin.conf" \
 254         PACKAGES_PATH="${host_addons_dir}" \
 255         envsubst <${template} >${host_artifacts_dir}/${template%.tmpl}
 256     done
 257 }
 258
 259 # _print_kubernetes_info() - Prints the login Kubernetes information
 260 function _print_kubernetes_info {
 261     if ! $(kubectl version &>/dev/null); then
 262         return
 263     fi
 264
 265     # Expose Dashboard using NodePort
 266     node_port=30080
 267     KUBE_EDITOR="sed -i \"s|type\: ClusterIP|type\: NodePort|g\"" \
 268         kubectl -n kube-system edit service kubernetes-dashboard
 269     KUBE_EDITOR="sed -i \"s|nodePort\: .*|nodePort\: $node_port|g\"" \
 270         kubectl -n kube-system edit service kubernetes-dashboard
 271
 272     printf "Kubernetes Info\n===============\n" > $k8s_info_file
 273     echo "Dashboard URL: https://$(master_ip):$node_port" >> $k8s_info_file
 274     echo "Admin user: kube" >> $k8s_info_file
 275     echo "Admin password: secret" >> $k8s_info_file
 276 }
 277
 278 verbose=""
 279 if [[ -n "${KUD_DEBUG:-}" ]]; then
 280     set -o xtrace
 281     verbose="-vvv"
 282 fi
 283
 284 # Configuration values
 285 dest_folder=/opt
 286 kud_folder=${INSTALLER_DIR}
 287 kud_infra_folder=$kud_folder/../../deployment_infra
 288 kud_playbooks=$kud_infra_folder/playbooks
 289 kud_tests=$kud_folder/../../tests
 290 k8s_info_file=$kud_folder/k8s_info.log
 291 testing_enabled=${KUD_ENABLE_TESTS:-false}
 292 container_runtime=${CONTAINER_RUNTIME:-docker}
 293 enable_kata_webhook=${ENABLE_KATA_WEBHOOK:-false}
 294 kata_webhook_runtimeclass=${KATA_WEBHOOK_RUNTIMECLASS:-kata-qemu}
 295 kata_webhook_deployed=false
 296 # For containerd the etcd_deployment_type: docker is the default and doesn't work.
 297 # You have to use either etcd_kubeadm_enabled: true or etcd_deployment_type: host
 298 # See https://github.com/kubernetes-sigs/kubespray/issues/5713
 299 kud_kata_override_variables="container_manager=containerd \
 300     -e etcd_deployment_type=host -e kubelet_cgroup_driver=cgroupfs"
 301
 302 mkdir -p /opt/csar
 303 export CSAR_DIR=/opt/csar
 304
 305 function install_pkg {
 306     install_prerequisites
 307     install_kubespray
 308 }
 309
 310 function install_cluster {
 311     version=$(grep "kubespray_version" ${kud_playbooks}/kud-vars.yml | \
 312         awk -F ': ' '{print $2}')
 313     export ANSIBLE_CONFIG=$dest_folder/kubespray-$version/ansible.cfg
 314     install_k8s $1
 315     if [ ${2:+1} ]; then
 316         echo "install default addons and $2"
 317         install_addons "$2"
 318     else
 319         install_addons
 320     fi
 321     echo "installed the addons"
 322
 323     install_host_artifacts $1
 324
 325     _print_kubernetes_info
 326 }
 327
 328 function usage {
 329     echo "installer usage:"
 330     echo "./installer.sh --install_pkg - Install the required softwarepackage"
 331     echo "./installer.sh --cluster <cluster name> \
 332 - Install k8s cluster with default plugins"
 333     echo "./installer.sh --cluster <cluster name> \
 334 --plugins <plugin_1 plugin_2> - Install k8s cluster with default plugins \
 335 and additional plugins such as onap4k8s."
 336 }
 337
 338 if [ $# -eq 0 ]; then
 339     echo "Error: No arguments supplied"
 340     usage
 341     exit 1
 342 fi
 343
 344 if [ -z "$1" ]; then
 345     echo "Error: Null argument passed"
 346     usage
 347     exit 1
 348 fi
 349
 350 if [ "$1" == "--install_pkg" ]; then
 351     export kud_inventory_folder=$kud_folder/inventory
 352     kud_inventory=$kud_inventory_folder/hosts.ini
 353     install_pkg
 354     echo "install pkg"
 355     exit 0
 356 fi
 357
 358 if [ "$1" == "--cluster" ]; then
 359     if [ -z "${2-}"  ]; then
 360         echo "Error: Cluster name is null"
 361         usage
 362         exit 1
 363     fi
 364
 365     cluster_name=$2
 366     kud_multi_cluster_path=/opt/kud/multi-cluster
 367     cluster_path=$kud_multi_cluster_path/$cluster_name
 368     echo $cluster_path
 369     if [ ! -d "${cluster_path}" ]; then
 370         echo "Error: cluster_path ${cluster_path} doesn't exit"
 371         usage
 372         exit 1
 373     fi
 374
 375     cluster_log=$kud_multi_cluster_path/$cluster_name/log
 376     export kud_inventory_folder=$kud_folder/inventory/$cluster_name
 377     kud_inventory=$kud_inventory_folder/hosts.ini
 378
 379     mkdir -p $kud_inventory_folder
 380     mkdir -p $cluster_log
 381     cp $kud_multi_cluster_path/$cluster_name/hosts.ini $kud_inventory_folder/
 382     cp -rf $kud_folder/inventory/group_vars $kud_inventory_folder/
 383
 384     if [ ${3:+1} ]; then
 385         if [ "$3" == "--plugins" ]; then
 386             if [ -z "${4-}"  ]; then
 387                 echo "Error: plugins arguments is null; Refer the usage"
 388                 usage
 389                 exit 1
 390             fi
 391             plugins_name=${@:4:$#}
 392             install_cluster $cluster_name "$plugins_name"
 393             exit 0
 394         else
 395             echo "Error: cluster argument should have plugins; \
 396                 Refer the usage"
 397             usage
 398             exit 1
 399         fi
 400     fi
 401     install_cluster $cluster_name
 402     exit 0
 403 fi
 404
 405
 406 echo "Error: Refer the installer usage"
 407 usage
 408 exit 1