793 lines
30 KiB
Bash
793 lines
30 KiB
Bash
#!/bin/bash
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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function create_kuryr_account {
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if is_service_enabled kuryr-kubernetes; then
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create_service_user "kuryr" "admin"
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get_or_create_service "kuryr-kubernetes" "kuryr-kubernetes" \
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"Kuryr-Kubernetes Service"
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fi
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}
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function create_kuryr_cache_dir {
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# Create cache directory
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sudo install -d -o "$STACK_USER" "$KURYR_AUTH_CACHE_DIR"
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if [[ ! "$KURYR_AUTH_CACHE_DIR" == "" ]]; then
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rm -f "$KURYR_AUTH_CACHE_DIR"/*
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fi
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}
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function create_kuryr_lock_dir {
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# Create lock directory
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sudo install -d -o "$STACK_USER" "$KURYR_LOCK_DIR"
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}
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function get_distutils_data_path {
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cat << EOF | python -
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from __future__ import print_function
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import distutils.dist
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import distutils.command.install
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inst = distutils.command.install.install(distutils.dist.Distribution())
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inst.finalize_options()
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print(inst.install_data)
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EOF
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}
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function configure_kuryr {
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local dir
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sudo install -d -o "$STACK_USER" "$KURYR_CONFIG_DIR"
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"${KURYR_HOME}/tools/generate_config_file_samples.sh"
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sudo install -o "$STACK_USER" -m 640 -D "${KURYR_HOME}/etc/kuryr.conf.sample" \
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"$KURYR_CONFIG"
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iniset "$KURYR_CONFIG" kubernetes api_root "$KURYR_K8S_API_URL"
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if [ "$KURYR_K8S_API_CERT" ]; then
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iniset "$KURYR_CONFIG" kubernetes ssl_client_crt_file "$KURYR_K8S_API_CERT"
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fi
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if [ "$KURYR_K8S_API_KEY" ]; then
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iniset "$KURYR_CONFIG" kubernetes ssl_client_key_file "$KURYR_K8S_API_KEY"
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fi
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if [ "$KURYR_K8S_API_CACERT" ]; then
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iniset "$KURYR_CONFIG" kubernetes ssl_ca_crt_file "$KURYR_K8S_API_CACERT"
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fi
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# REVISIT(ivc): 'use_stderr' is required for current CNI driver. Once a
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# daemon-based CNI driver is implemented, this could be removed.
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iniset "$KURYR_CONFIG" DEFAULT use_stderr true
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iniset "$KURYR_CONFIG" DEFAULT debug "$ENABLE_DEBUG_LOG_LEVEL"
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iniset "$KURYR_CONFIG" kubernetes port_debug "$KURYR_PORT_DEBUG"
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KURYR_K8S_CONTAINERIZED_DEPLOYMENT=$(trueorfalse False KURYR_K8S_CONTAINERIZED_DEPLOYMENT)
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if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "True" ]; then
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# This works around the issue of being unable to set oslo.privsep mode
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# to FORK in os-vif. When running in a container we disable `sudo` that
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# was prefixed before `privsep-helper` command. This let's us run in
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# envs without sudo and keep the same python environment as the parent
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# process.
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iniset "$KURYR_CONFIG" vif_plug_ovs_privileged helper_command privsep-helper
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iniset "$KURYR_CONFIG" vif_plug_linux_bridge_privileged helper_command privsep-helper
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fi
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if is_service_enabled kuryr-daemon; then
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iniset "$KURYR_CONFIG" oslo_concurrency lock_path "$KURYR_LOCK_DIR"
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create_kuryr_lock_dir
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if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "True" ]; then
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# When running kuryr-daemon in container we need to set up some
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# configs.
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iniset "$KURYR_CONFIG" cni_daemon docker_mode True
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iniset "$KURYR_CONFIG" cni_daemon netns_proc_dir "/host_proc"
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else
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iniset "$KURYR_CONFIG" cni_health_server cg_path \
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"/system.slice/system-devstack.slice/devstack@kuryr-daemon.service"
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fi
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else
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iniset "$KURYR_CONFIG" cni_daemon daemon_enabled False
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fi
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create_kuryr_cache_dir
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# Neutron API server & Neutron plugin
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if is_service_enabled kuryr-kubernetes; then
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configure_auth_token_middleware "$KURYR_CONFIG" kuryr \
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"$KURYR_AUTH_CACHE_DIR" neutron
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iniset "$KURYR_CONFIG" kubernetes pod_vif_driver "$KURYR_POD_VIF_DRIVER"
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if [ "$KURYR_USE_PORTS_POOLS" ]; then
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iniset "$KURYR_CONFIG" kubernetes vif_pool_driver "$KURYR_VIF_POOL_DRIVER"
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iniset "$KURYR_CONFIG" vif_pool ports_pool_min "$KURYR_VIF_POOL_MIN"
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iniset "$KURYR_CONFIG" vif_pool ports_pool_max "$KURYR_VIF_POOL_MAX"
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iniset "$KURYR_CONFIG" vif_pool ports_pool_batch "$KURYR_VIF_POOL_BATCH"
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iniset "$KURYR_CONFIG" vif_pool ports_pool_update_frequency "$KURYR_VIF_POOL_UPDATE_FREQ"
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if [ "$KURYR_VIF_POOL_MANAGER" ]; then
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iniset "$KURYR_CONFIG" kubernetes enable_manager "$KURYR_VIF_POOL_MANAGER"
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dir=`iniget "$KURYR_CONFIG" vif_pool manager_sock_file`
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if [[ -z $dir ]]; then
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dir="/run/kuryr/kuryr_manage.sock"
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fi
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dir=`dirname $dir`
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sudo mkdir -p $dir
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fi
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fi
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fi
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}
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function generate_containerized_kuryr_resources {
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local cni_daemon
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cni_daemon=$1
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# Containerized deployment will use tokens provided by k8s itself.
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inicomment "$KURYR_CONFIG" kubernetes ssl_client_crt_file
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inicomment "$KURYR_CONFIG" kubernetes ssl_client_key_file
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# kuryr-controller and kuryr-cni will have tokens in different dirs.
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KURYR_CNI_CONFIG=${KURYR_CONFIG}-cni
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cp $KURYR_CONFIG $KURYR_CNI_CONFIG
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iniset "$KURYR_CONFIG" kubernetes token_file /var/run/secrets/kubernetes.io/serviceaccount/token
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iniset "$KURYR_CONFIG" kubernetes ssl_ca_crt_file /var/run/secrets/kubernetes.io/serviceaccount/ca.crt
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iniset "$KURYR_CNI_CONFIG" kubernetes token_file /etc/kuryr/token
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iniset "$KURYR_CNI_CONFIG" kubernetes ssl_ca_crt_file /etc/kuryr/ca.crt
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# Generate kuryr resources in k8s formats.
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local output_dir="${DATA_DIR}/kuryr-kubernetes"
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generate_kuryr_configmap $output_dir $KURYR_CONFIG $KURYR_CNI_CONFIG
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generate_kuryr_service_account $output_dir
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generate_controller_deployment $output_dir $KURYR_HEALTH_SERVER_PORT
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generate_cni_daemon_set $output_dir $KURYR_CNI_HEALTH_SERVER_PORT $cni_daemon $CNI_BIN_DIR $CNI_CONF_DIR
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}
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function run_containerized_kuryr_resources {
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local k8s_data_dir="${DATA_DIR}/kuryr-kubernetes"
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/usr/local/bin/kubectl create -f \
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"${k8s_data_dir}/config_map.yml" \
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|| die $LINENO "Failed to create kuryr-kubernetes ConfigMap."
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/usr/local/bin/kubectl create -f \
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"${k8s_data_dir}/service_account.yml" \
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|| die $LINENO "Failed to create kuryr-kubernetes ServiceAccount."
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/usr/local/bin/kubectl create -f \
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"${k8s_data_dir}/controller_deployment.yml" \
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|| die $LINENO "Failed to create kuryr-kubernetes Deployment."
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/usr/local/bin/kubectl create -f \
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"${k8s_data_dir}/cni_ds.yml" \
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|| die $LINENO "Failed to create kuryr-kubernetes CNI DaemonSet."
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}
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function install_kuryr_cni {
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local kuryr_cni_bin=$(which kuryr-cni)
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sudo install -o "$STACK_USER" -m 0555 -D \
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"$kuryr_cni_bin" "${CNI_BIN_DIR}/kuryr-cni"
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}
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function _cidr_range {
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python - <<EOF "$1"
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import sys
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from netaddr import IPAddress, IPNetwork
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n = IPNetwork(sys.argv[1])
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print("%s\\t%s" % (IPAddress(n.first + 1), IPAddress(n.last - 1)))
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EOF
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}
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function copy_tempest_kubeconfig {
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local tempest_home
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tempest_home='/home/tempest'
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if is_service_enabled openshift-master; then
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sudo mkdir -p "${HOME}/.kube"
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sudo cp "${OPENSHIFT_DATA_DIR}/admin.kubeconfig" "${HOME}/.kube/config"
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sudo chown -R $STACK_USER "${HOME}/.kube"
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fi
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if [ -d "$tempest_home" ]; then
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sudo cp -r "${HOME}/.kube" "$tempest_home"
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sudo chown -R tempest "${tempest_home}/.kube"
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fi
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}
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function _lb_state {
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# Checks Neutron lbaas for the Load balancer state
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neutron lbaas-loadbalancer-show "$1" | awk '/provisioning_status/ {print $4}'
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}
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function create_k8s_api_service {
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# This allows pods that need access to kubernetes API (like the
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# containerized kuryr controller or kube-dns) to talk to the K8s API
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# service
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local service_cidr
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local router_ip
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local lb_name
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lb_name='default/kubernetes'
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service_cidr=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" \
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subnet show "$KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET" \
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-c cidr -f value)
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k8s_api_clusterip=$(_cidr_range "$service_cidr" | cut -f1)
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neutron lbaas-loadbalancer-create --name "$lb_name" \
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--vip-address "$k8s_api_clusterip" \
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"$KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET"
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# Octavia needs the LB to be active for the listener
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while [[ "$(_lb_state $lb_name)" != "ACTIVE" ]]; do
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sleep 1
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done
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neutron lbaas-listener-create --loadbalancer "$lb_name" \
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--name default/kubernetes:443 \
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--protocol HTTPS \
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--protocol-port 443
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# We must wait for the LB to be active before we can put a Pool for it
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while [[ "$(_lb_state $lb_name)" != "ACTIVE" ]]; do
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sleep 1
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done
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neutron lbaas-pool-create --loadbalancer "$lb_name" \
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--name default/kubernetes:443 \
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--listener default/kubernetes:443 \
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--protocol HTTPS \
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--lb-algorithm ROUND_ROBIN
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# We must wait for the pending pool creation update
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while [[ "$(_lb_state $lb_name)" != "ACTIVE" ]]; do
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sleep 1
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done
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if is_service_enabled openshift-master; then
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neutron lbaas-member-create --subnet public-subnet \
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--address "${HOST_IP}" \
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--protocol-port 8443 \
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default/kubernetes:443
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else
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neutron lbaas-member-create --subnet public-subnet \
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--address "${HOST_IP}" \
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--protocol-port 6443 \
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default/kubernetes:443
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fi
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}
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function configure_neutron_defaults {
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local project_id
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local pod_subnet_id
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local sg_ids
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local service_subnet_id
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local subnetpool_id
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local router
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# If a subnetpool is not passed, we get the one created in devstack's
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# Neutron module
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subnetpool_id=${KURYR_NEUTRON_DEFAULT_SUBNETPOOL_ID:-${SUBNETPOOL_V4_ID}}
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router=${KURYR_NEUTRON_DEFAULT_ROUTER:-$Q_ROUTER_NAME}
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project_id=$(get_or_create_project \
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"$KURYR_NEUTRON_DEFAULT_PROJECT" default)
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create_k8s_subnet "$project_id" \
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"$KURYR_NEUTRON_DEFAULT_POD_NET" \
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"$KURYR_NEUTRON_DEFAULT_POD_SUBNET" \
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"$subnetpool_id" \
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"$router"
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pod_subnet_id="$(neutron subnet-show -c id -f value \
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"${KURYR_NEUTRON_DEFAULT_POD_SUBNET}")"
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create_k8s_subnet "$project_id" \
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"$KURYR_NEUTRON_DEFAULT_SERVICE_NET" \
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"$KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET" \
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"$subnetpool_id" \
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"$router"
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service_subnet_id="$(neutron subnet-show -c id -f value \
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"${KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET}")"
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sg_ids=$(echo $(neutron security-group-list \
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--project-id "$project_id" -c id -f value) | tr ' ' ',')
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ext_svc_net_id="$(neutron net-show -c id -f value \
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"${KURYR_NEUTRON_DEFAULT_EXT_SVC_NET}")"
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ext_svc_subnet_id="$(neutron subnet-show -c id -f value \
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"${KURYR_NEUTRON_DEFAULT_EXT_SVC_SUBNET}")"
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local use_octavia
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use_octavia=$(trueorfalse True KURYR_K8S_LBAAS_USE_OCTAVIA)
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if [[ "$use_octavia" == "True" && \
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"$KURYR_K8S_OCTAVIA_MEMBER_MODE" == "L3" ]]; then
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# In order for the pods to allow service traffic under Octavia L3 mode,
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#it is necessary for the service subnet to be allowed into the $sg_ids
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local service_cidr
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local service_pod_access_sg_id
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service_cidr=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" subnet show \
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"${KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET}" -f value -c cidr)
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service_pod_access_sg_id=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" \
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security group create --project "$project_id" \
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service_pod_access -f value -c id)
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openstack --os-cloud devstack-admin --os-region "$REGION_NAME" \
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security group rule create --project "$project_id" \
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--description "k8s service subnet allowed" \
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--remote-ip "$service_cidr" --ethertype IPv4 --protocol tcp \
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"$service_pod_access_sg_id"
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sg_ids+=",${service_pod_access_sg_id}"
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elif [[ "$use_octavia" == "True" && \
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"$KURYR_K8S_OCTAVIA_MEMBER_MODE" == "L2" ]]; then
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# In case the member connectivity is L2, Octavia by default uses the
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# admin 'default' sg to create a port for the amphora load balancer
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# at the member ports subnet. Thus we need to allow L2 communication
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# between the member ports and the octavia ports by allowing all
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# access from the pod subnet range to the ports in that subnet, and
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# include it into $sg_ids
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local pod_cidr
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local pod_pod_access_sg_id
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pod_cidr=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" subnet show \
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"${KURYR_NEUTRON_DEFAULT_POD_SUBNET}" -f value -c cidr)
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octavia_pod_access_sg_id=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" \
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security group create --project "$project_id" \
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octavia_pod_access -f value -c id)
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openstack --os-cloud devstack-admin --os-region "$REGION_NAME" \
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security group rule create --project "$project_id" \
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--description "k8s pod subnet allowed from k8s-pod-subnet" \
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--remote-ip "$pod_cidr" --ethertype IPv4 --protocol tcp \
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"$octavia_pod_access_sg_id"
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sg_ids+=",${octavia_pod_access_sg_id}"
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fi
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iniset "$KURYR_CONFIG" neutron_defaults project "$project_id"
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iniset "$KURYR_CONFIG" neutron_defaults pod_subnet "$pod_subnet_id"
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iniset "$KURYR_CONFIG" neutron_defaults pod_security_groups "$sg_ids"
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iniset "$KURYR_CONFIG" neutron_defaults service_subnet "$service_subnet_id"
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if [ -n "$OVS_BRIDGE" ]; then
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iniset "$KURYR_CONFIG" neutron_defaults ovs_bridge "$OVS_BRIDGE"
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fi
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iniset "$KURYR_CONFIG" neutron_defaults external_svc_net "$ext_svc_net_id"
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iniset "$KURYR_CONFIG" octavia_defaults member_mode "$KURYR_K8S_OCTAVIA_MEMBER_MODE"
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}
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function configure_k8s_pod_sg_rules {
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local project_id
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local sg_id
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project_id=$(get_or_create_project \
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"$KURYR_NEUTRON_DEFAULT_PROJECT" default)
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sg_id=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" \
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security group list \
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--project "$project_id" -c ID -c Name -f value | \
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awk '/default/ {print $1}')
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create_k8s_icmp_sg_rules "$sg_id" ingress
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}
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function get_hyperkube_container_cacert_setup_dir {
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case "$1" in
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1.[0-3].*) echo "/data";;
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*) echo "/srv/kubernetes"
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esac
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}
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function create_token() {
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echo $(cat /dev/urandom | base64 | tr -d "=+/" | dd bs=32 count=1 2> /dev/null)
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}
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function prepare_kubernetes_files {
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# Sets up the base configuration for the Kubernetes API Server and the
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# Controller Manager.
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local service_cidr
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local k8s_api_clusterip
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service_cidr=$(openstack --os-cloud devstack-admin \
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--os-region "$REGION_NAME" \
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subnet show "$KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET"\
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-c cidr -f value)
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k8s_api_clusterip=$(_cidr_range "$service_cidr" | cut -f1)
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# It's not prettiest, but the file haven't changed since 1.6, so it's safe to download it like that.
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curl -o /tmp/make-ca-cert.sh https://raw.githubusercontent.com/kubernetes/kubernetes/release-1.8/cluster/saltbase/salt/generate-cert/make-ca-cert.sh
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chmod +x /tmp/make-ca-cert.sh
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# Create HTTPS certificates
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sudo groupadd -f -r kube-cert
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# hostname -I gets the ip of the node
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sudo CERT_DIR=${KURYR_HYPERKUBE_DATA_DIR} /tmp/make-ca-cert.sh $(hostname -I | awk '{print $1}') "IP:${HOST_IP},IP:${k8s_api_clusterip},DNS:kubernetes,DNS:kubernetes.default,DNS:kubernetes.default.svc,DNS:kubernetes.default.svc.cluster.local"
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# Create basic token authorization
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sudo bash -c "echo 'admin,admin,admin' > $KURYR_HYPERKUBE_DATA_DIR/basic_auth.csv"
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# Create known tokens for service accounts
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sudo bash -c "echo '$(create_token),admin,admin' >> ${KURYR_HYPERKUBE_DATA_DIR}/known_tokens.csv"
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sudo bash -c "echo '$(create_token),kubelet,kubelet' >> ${KURYR_HYPERKUBE_DATA_DIR}/known_tokens.csv"
|
|
sudo bash -c "echo '$(create_token),kube_proxy,kube_proxy' >> ${KURYR_HYPERKUBE_DATA_DIR}/known_tokens.csv"
|
|
|
|
# FIXME(ivc): replace 'sleep' with a strict check (e.g. wait_for_files)
|
|
# 'kubernetes-api' fails if started before files are generated.
|
|
# this is a workaround to prevent races.
|
|
sleep 5
|
|
}
|
|
|
|
function wait_for {
|
|
local name
|
|
local url
|
|
local cacert_path
|
|
local flags
|
|
name="$1"
|
|
url="$2"
|
|
cacert_path=${3:-}
|
|
timeout=${4:-$KURYR_WAIT_TIMEOUT}
|
|
|
|
echo -n "Waiting for $name to respond"
|
|
|
|
extra_flags=${cacert_path:+"--cacert ${cacert_path}"}
|
|
|
|
local start_time=$(date +%s)
|
|
until curl -o /dev/null -sf $extra_flags "$url"; do
|
|
echo -n "."
|
|
local curr_time=$(date +%s)
|
|
local time_diff=$(($curr_time - $start_time))
|
|
[[ $time_diff -le $timeout ]] || die "Timed out waiting for $name"
|
|
sleep 1
|
|
done
|
|
echo ""
|
|
}
|
|
|
|
function run_k8s_api {
|
|
local cluster_ip_range
|
|
|
|
# Runs Hyperkube's Kubernetes API Server
|
|
wait_for "etcd" "${KURYR_ETCD_ADVERTISE_CLIENT_URL}/v2/machines"
|
|
|
|
cluster_ip_range=$(openstack --os-cloud devstack-admin \
|
|
--os-region "$REGION_NAME" \
|
|
subnet show "$KURYR_NEUTRON_DEFAULT_SERVICE_SUBNET" \
|
|
-c cidr -f value)
|
|
|
|
run_container kubernetes-api \
|
|
--net host \
|
|
--volume="${KURYR_HYPERKUBE_DATA_DIR}:/srv/kubernetes:rw" \
|
|
"${KURYR_HYPERKUBE_IMAGE}:${KURYR_HYPERKUBE_VERSION}" \
|
|
/hyperkube apiserver \
|
|
--service-cluster-ip-range="${cluster_ip_range}" \
|
|
--insecure-bind-address=0.0.0.0 \
|
|
--insecure-port="${KURYR_K8S_API_PORT}" \
|
|
--etcd-servers="${KURYR_ETCD_ADVERTISE_CLIENT_URL}" \
|
|
--admission-control=NamespaceLifecycle,LimitRanger,ServiceAccount,ResourceQuota \
|
|
--client-ca-file=/srv/kubernetes/ca.crt \
|
|
--basic-auth-file=/srv/kubernetes/basic_auth.csv \
|
|
--min-request-timeout=300 \
|
|
--tls-cert-file=/srv/kubernetes/server.cert \
|
|
--tls-private-key-file=/srv/kubernetes/server.key \
|
|
--token-auth-file=/srv/kubernetes/known_tokens.csv \
|
|
--allow-privileged=true \
|
|
--v=2 \
|
|
--logtostderr=true
|
|
}
|
|
|
|
function run_k8s_controller_manager {
|
|
# Runs Hyperkube's Kubernetes controller manager
|
|
wait_for "Kubernetes API Server" "$KURYR_K8S_API_URL"
|
|
|
|
run_container kubernetes-controller-manager \
|
|
--net host \
|
|
--volume="${KURYR_HYPERKUBE_DATA_DIR}:/srv/kubernetes:rw" \
|
|
"${KURYR_HYPERKUBE_IMAGE}:${KURYR_HYPERKUBE_VERSION}" \
|
|
/hyperkube controller-manager \
|
|
--master="$KURYR_K8S_API_URL" \
|
|
--service-account-private-key-file=/srv/kubernetes/server.key \
|
|
--root-ca-file=/srv/kubernetes/ca.crt \
|
|
--min-resync-period=3m \
|
|
--v=2 \
|
|
--logtostderr=true
|
|
}
|
|
|
|
function run_k8s_scheduler {
|
|
# Runs Hyperkube's Kubernetes scheduler
|
|
wait_for "Kubernetes API Server" "$KURYR_K8S_API_URL"
|
|
|
|
run_container kubernetes-scheduler \
|
|
--net host \
|
|
--volume="${KURYR_HYPERKUBE_DATA_DIR}:/srv/kubernetes:rw" \
|
|
"${KURYR_HYPERKUBE_IMAGE}:${KURYR_HYPERKUBE_VERSION}" \
|
|
/hyperkube scheduler \
|
|
--master="$KURYR_K8S_API_URL" \
|
|
--v=2 \
|
|
--logtostderr=true
|
|
}
|
|
|
|
function prepare_kubeconfig {
|
|
$KURYR_HYPERKUBE_BINARY kubectl config set-cluster devstack-cluster \
|
|
--server="${KURYR_K8S_API_URL}"
|
|
$KURYR_HYPERKUBE_BINARY kubectl config set-context devstack \
|
|
--cluster=devstack-cluster
|
|
$KURYR_HYPERKUBE_BINARY kubectl config use-context devstack
|
|
}
|
|
|
|
function extract_hyperkube {
|
|
local hyperkube_container
|
|
local tmp_hyperkube_path
|
|
|
|
tmp_hyperkube_path="/tmp/hyperkube"
|
|
tmp_loopback_cni_path="/tmp/loopback"
|
|
tmp_nsenter_path="/tmp/nsenter"
|
|
|
|
hyperkube_container=$(docker run -d \
|
|
--net host \
|
|
"${KURYR_HYPERKUBE_IMAGE}:${KURYR_HYPERKUBE_VERSION}" \
|
|
/bin/false)
|
|
docker cp "${hyperkube_container}:/hyperkube" "$tmp_hyperkube_path"
|
|
docker cp "${hyperkube_container}:/opt/cni/bin/loopback" \
|
|
"$tmp_loopback_cni_path"
|
|
docker cp "${hyperkube_container}:/usr/bin/nsenter" "$tmp_nsenter_path"
|
|
|
|
docker rm "$hyperkube_container"
|
|
sudo install -o "$STACK_USER" -m 0555 -D "$tmp_hyperkube_path" \
|
|
"$KURYR_HYPERKUBE_BINARY"
|
|
sudo install -o "$STACK_USER" -m 0555 -D "$tmp_loopback_cni_path" \
|
|
"${CNI_BIN_DIR}/loopback"
|
|
sudo install -o "root" -m 0555 -D "$tmp_nsenter_path" \
|
|
"/usr/local/bin/nsenter"
|
|
|
|
# Convenience kubectl executable for development
|
|
sudo install -o "$STACK_USER" -m 555 -D "${KURYR_HOME}/devstack/kubectl" \
|
|
"$(dirname $KURYR_HYPERKUBE_BINARY)/kubectl"
|
|
}
|
|
|
|
function prepare_kubelet {
|
|
local kubelet_plugin_dir
|
|
kubelet_plugin_dir="/etc/cni/net.d/"
|
|
|
|
sudo install -o "$STACK_USER" -m 0664 -D \
|
|
"${KURYR_HOME}${kubelet_plugin_dir}/10-kuryr.conf" \
|
|
"${CNI_CONF_DIR}/10-kuryr.conf"
|
|
}
|
|
|
|
function run_k8s_kubelet {
|
|
# Runs Hyperkube's Kubernetes kubelet from the extracted binary
|
|
#
|
|
# The reason for extracting the binary and running it in from the Host
|
|
# filesystem is so that we can leverage the binding utilities that network
|
|
# vendor devstack plugins may have installed (like ovs-vsctl). Also, it
|
|
# saves us from the arduous task of setting up mounts to the official image
|
|
# adding Python and all our CNI/binding dependencies.
|
|
local command
|
|
local minor_version
|
|
|
|
sudo mkdir -p "${KURYR_HYPERKUBE_DATA_DIR}/"{kubelet,kubelet.cert}
|
|
command="$KURYR_HYPERKUBE_BINARY kubelet\
|
|
--kubeconfig=${HOME}/.kube/config --require-kubeconfig \
|
|
--allow-privileged=true \
|
|
--v=2 \
|
|
--address=0.0.0.0 \
|
|
--enable-server \
|
|
--network-plugin=cni \
|
|
--cni-bin-dir=$CNI_BIN_DIR \
|
|
--cni-conf-dir=$CNI_CONF_DIR \
|
|
--cert-dir=${KURYR_HYPERKUBE_DATA_DIR}/kubelet.cert \
|
|
--root-dir=${KURYR_HYPERKUBE_DATA_DIR}/kubelet"
|
|
|
|
# Kubernetes 1.8+ requires additional option to work in the gate.
|
|
minor_version=${KURYR_HYPERKUBE_VERSION:3:1}
|
|
if [ ${minor_version} -gt 7 ]; then
|
|
command="$command --fail-swap-on=false"
|
|
fi
|
|
|
|
wait_for "Kubernetes API Server" "$KURYR_K8S_API_URL"
|
|
if [[ "$USE_SYSTEMD" = "True" ]]; then
|
|
# If systemd is being used, proceed as normal
|
|
run_process kubelet "$command" root root
|
|
else
|
|
# If screen is being used, there is a possibility that the devstack
|
|
# environment is on a stable branch. Older versions of run_process have
|
|
# a different signature. Sudo is used as a workaround that works in
|
|
# both older and newer versions of devstack.
|
|
run_process kubelet "sudo $command"
|
|
fi
|
|
}
|
|
|
|
function run_kuryr_kubernetes {
|
|
local python_bin=$(which python)
|
|
|
|
if is_service_enabled openshift-master; then
|
|
wait_for "OpenShift API Server" "$OPENSHIFT_API_URL" \
|
|
"${OPENSHIFT_DATA_DIR}/ca.crt"
|
|
else
|
|
wait_for "Kubernetes API Server" "$KURYR_K8S_API_URL"
|
|
fi
|
|
run_process kuryr-kubernetes \
|
|
"$python_bin ${KURYR_HOME}/scripts/run_server.py \
|
|
--config-file $KURYR_CONFIG"
|
|
}
|
|
|
|
|
|
function run_kuryr_daemon {
|
|
local daemon_bin=$(which kuryr-daemon)
|
|
run_process kuryr-daemon "$daemon_bin --config-file $KURYR_CONFIG" root root
|
|
}
|
|
|
|
|
|
source $DEST/kuryr-kubernetes/devstack/lib/kuryr_kubernetes
|
|
|
|
# main loop
|
|
if [[ "$1" == "stack" && "$2" == "install" ]]; then
|
|
setup_develop "$KURYR_HOME"
|
|
if is_service_enabled kubelet || is_service_enabled openshift-node; then
|
|
KURYR_K8S_CONTAINERIZED_DEPLOYMENT=$(trueorfalse False KURYR_K8S_CONTAINERIZED_DEPLOYMENT)
|
|
if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "False" ]; then
|
|
install_kuryr_cni
|
|
fi
|
|
fi
|
|
|
|
elif [[ "$1" == "stack" && "$2" == "post-config" ]]; then
|
|
if is_service_enabled kuryr-kubernetes; then
|
|
create_kuryr_account
|
|
fi
|
|
configure_kuryr
|
|
fi
|
|
|
|
if [[ "$1" == "stack" && "$2" == "extra" ]]; then
|
|
if is_service_enabled kuryr-kubernetes; then
|
|
KURYR_CONFIGURE_NEUTRON_DEFAULTS=$(trueorfalse True KURYR_CONFIGURE_NEUTRON_DEFAULTS)
|
|
if [ "$KURYR_CONFIGURE_NEUTRON_DEFAULTS" == "True" ]; then
|
|
configure_neutron_defaults
|
|
fi
|
|
fi
|
|
# FIXME(limao): When Kuryr start up, it need to detect if neutron
|
|
# support tag plugin.
|
|
#
|
|
# Kuryr will call neutron extension API to verify if neutron support
|
|
# tag. So Kuryr need to start after neutron-server finish load tag
|
|
# plugin. The process of devstack is:
|
|
# ...
|
|
# run_phase "stack" "post-config"
|
|
# ...
|
|
# start neutron-server
|
|
# ...
|
|
# run_phase "stack" "extra"
|
|
#
|
|
# If Kuryr start up in "post-config" phase, there is no way to make
|
|
# sure Kuryr can start before neutron-server, so Kuryr start in "extra"
|
|
# phase. Bug: https://bugs.launchpad.net/kuryr/+bug/1587522
|
|
|
|
if is_service_enabled legacy_etcd; then
|
|
prepare_etcd_legacy
|
|
run_etcd_legacy
|
|
fi
|
|
|
|
# FIXME(apuimedo): Allow running only openshift node for multinode devstack
|
|
# We are missing generating a node config so that it does not need to
|
|
# bootstrap from the master config.
|
|
if is_service_enabled openshift-master || is_service_enabled openshift-node; then
|
|
install_openshift_binary
|
|
fi
|
|
if is_service_enabled openshift-master; then
|
|
run_openshift_master
|
|
make_admin_cluster_admin
|
|
fi
|
|
if is_service_enabled openshift-node; then
|
|
prepare_kubelet
|
|
run_openshift_node
|
|
fi
|
|
|
|
if is_service_enabled kubernetes-api \
|
|
|| is_service_enabled kubernetes-controller-manager \
|
|
|| is_service_enabled kubernetes-scheduler \
|
|
|| is_service_enabled kubelet; then
|
|
get_container "$KURYR_HYPERKUBE_IMAGE" "$KURYR_HYPERKUBE_VERSION"
|
|
prepare_kubernetes_files
|
|
fi
|
|
|
|
if is_service_enabled kubernetes-api; then
|
|
run_k8s_api
|
|
fi
|
|
|
|
if is_service_enabled kubernetes-controller-manager; then
|
|
run_k8s_controller_manager
|
|
fi
|
|
|
|
if is_service_enabled kubernetes-scheduler; then
|
|
run_k8s_scheduler
|
|
fi
|
|
|
|
KURYR_K8S_CONTAINERIZED_DEPLOYMENT=$(trueorfalse False KURYR_K8S_CONTAINERIZED_DEPLOYMENT)
|
|
if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "False" ]; then
|
|
# If running in containerized mode, we'll run the daemon as DaemonSet.
|
|
run_kuryr_daemon
|
|
fi
|
|
|
|
if is_service_enabled kubelet; then
|
|
prepare_kubelet
|
|
extract_hyperkube
|
|
prepare_kubeconfig
|
|
run_k8s_kubelet
|
|
KURYR_CONFIGURE_BAREMETAL_KUBELET_IFACE=$(trueorfalse True KURYR_CONFIGURE_BAREMETAL_KUBELET_IFACE)
|
|
if [[ "$KURYR_CONFIGURE_BAREMETAL_KUBELET_IFACE" == "True" ]]; then
|
|
ovs_bind_for_kubelet "$KURYR_NEUTRON_DEFAULT_PROJECT"
|
|
fi
|
|
fi
|
|
|
|
if is_service_enabled tempest; then
|
|
copy_tempest_kubeconfig
|
|
configure_k8s_pod_sg_rules
|
|
fi
|
|
|
|
if is_service_enabled kuryr-kubernetes; then
|
|
if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "False" ]; then
|
|
run_kuryr_kubernetes
|
|
else
|
|
if is_service_enabled kuryr-daemon; then
|
|
build_kuryr_containers $CNI_BIN_DIR $CNI_CONF_DIR True
|
|
generate_containerized_kuryr_resources True
|
|
else
|
|
build_kuryr_containers $CNI_BIN_DIR $CNI_CONF_DIR False
|
|
generate_containerized_kuryr_resources False
|
|
fi
|
|
run_containerized_kuryr_resources
|
|
fi
|
|
fi
|
|
|
|
elif [[ "$1" == "stack" && "$2" == "test-config" ]]; then
|
|
if is_service_enabled kuryr-kubernetes; then
|
|
create_k8s_router_fake_service
|
|
create_k8s_api_service
|
|
fi
|
|
if is_service_enabled tempest && [[ "$KURYR_USE_PORT_POOLS" == "True" ]]; then
|
|
iniset $TEMPEST_CONFIG kuryr_kubernetes port_pool_enabled True
|
|
fi
|
|
fi
|
|
|
|
if [[ "$1" == "unstack" ]]; then
|
|
KURYR_K8S_CONTAINERIZED_DEPLOYMENT=$(trueorfalse False KURYR_K8S_CONTAINERIZED_DEPLOYMENT)
|
|
if is_service_enabled kuryr-kubernetes; then
|
|
if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "False" ]; then
|
|
stop_process kuryr-kubernetes
|
|
else
|
|
$KURYR_HYPERKUBE_BINARY kubectl delete deploy/kuryr-controller
|
|
fi
|
|
elif is_service_enabled kubelet; then
|
|
$KURYR_HYPERKUBE_BINARY kubectl delete nodes ${HOSTNAME}
|
|
fi
|
|
if [ "$KURYR_K8S_CONTAINERIZED_DEPLOYMENT" == "False" ]; then
|
|
stop_process kuryr-daemon
|
|
else
|
|
$KURYR_HYPERKUBE_BINARY kubectl delete ds/kuryr-cni-ds
|
|
fi
|
|
|
|
if is_service_enabled kubernetes-controller-manager; then
|
|
stop_container kubernetes-controller-manager
|
|
fi
|
|
if is_service_enabled kubernetes-scheduler; then
|
|
stop_container kubernetes-scheduler
|
|
fi
|
|
if is_service_enabled kubelet; then
|
|
stop_process kubelet
|
|
fi
|
|
if is_service_enabled kubernetes-api; then
|
|
stop_container kubernetes-api
|
|
fi
|
|
if is_service_enabled openshift-master; then
|
|
stop_process openshift-master
|
|
fi
|
|
if is_service_enabled openshift-node; then
|
|
stop_process openshift-node
|
|
fi
|
|
if is_service_enabled legacy_etcd; then
|
|
stop_container etcd
|
|
fi
|
|
fi
|
|
|
|
if [[ "$1" == "clean" ]]; then
|
|
if is_service_enabled legacy_etcd; then
|
|
# Cleanup Etcd for the next stacking
|
|
sudo rm -rf "$KURYR_ETCD_DATA_DIR"
|
|
fi
|
|
fi
|