460 lines
14 KiB
Bash
460 lines
14 KiB
Bash
#!/bin/sh
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step="calico-service"
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printf "Starting to run ${step}\n"
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. /etc/sysconfig/heat-params
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if [ "$NETWORK_DRIVER" = "calico" ]; then
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_prefix=${CONTAINER_INFRA_PREFIX:-quay.io/calico/}
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ETCD_SERVER_IP=${ETCD_LB_VIP:-$KUBE_NODE_IP}
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CERT_DIR=/etc/kubernetes/certs
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ETCD_CA=`cat ${CERT_DIR}/ca.crt | base64 | tr -d '\n'`
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ETCD_CERT=`cat ${CERT_DIR}/server.crt | base64 | tr -d '\n'`
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ETCD_KEY=`cat ${CERT_DIR}/server.key | base64 | tr -d '\n'`
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CALICO_DEPLOY=/srv/magnum/kubernetes/manifests/calico-deploy.yaml
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[ -f ${CALICO_DEPLOY} ] || {
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echo "Writing File: $CALICO_DEPLOY"
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mkdir -p $(dirname ${CALICO_DEPLOY})
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cat << EOF > ${CALICO_DEPLOY}
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# Calico Version v2.6.7
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# https://docs.projectcalico.org/v2.6/releases#v2.6.7
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# This manifest includes the following component versions:
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# calico/node:v2.6.7
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# calico/cni:v1.11.2
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# calico/kube-controllers:v1.0.3
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# This ConfigMap is used to configure a self-hosted Calico installation.
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kind: ConfigMap
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apiVersion: v1
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metadata:
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name: calico-config
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namespace: kube-system
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data:
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# Configure this with the location of your etcd cluster.
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etcd_endpoints: "https://${ETCD_SERVER_IP}:2379"
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# Configure the Calico backend to use.
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calico_backend: "bird"
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# The CNI network configuration to install on each node.
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cni_network_config: |-
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{
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"name": "k8s-pod-network",
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"cniVersion": "0.1.0",
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"type": "calico",
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"etcd_endpoints": "__ETCD_ENDPOINTS__",
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"etcd_key_file": "__ETCD_KEY_FILE__",
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"etcd_cert_file": "__ETCD_CERT_FILE__",
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"etcd_ca_cert_file": "__ETCD_CA_CERT_FILE__",
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"log_level": "info",
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"mtu": 1500,
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"ipam": {
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"type": "calico-ipam"
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},
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"policy": {
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"type": "k8s",
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"k8s_api_root": "https://__KUBERNETES_SERVICE_HOST__:__KUBERNETES_SERVICE_PORT__",
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"k8s_auth_token": "__SERVICEACCOUNT_TOKEN__"
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},
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"kubernetes": {
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"kubeconfig": "__KUBECONFIG_FILEPATH__"
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}
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}
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# If you're using TLS enabled etcd uncomment the following.
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# You must also populate the Secret below with these files.
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etcd_ca: "/calico-secrets/etcd-ca"
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etcd_cert: "/calico-secrets/etcd-cert"
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etcd_key: "/calico-secrets/etcd-key"
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---
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# The following contains k8s Secrets for use with a TLS enabled etcd cluster.
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# For information on populating Secrets, see http://kubernetes.io/docs/user-guide/secrets/
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apiVersion: v1
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kind: Secret
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type: Opaque
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metadata:
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name: calico-etcd-secrets
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namespace: kube-system
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data:
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# Populate the following files with etcd TLS configuration if desired, but leave blank if
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# not using TLS for etcd.
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# This self-hosted install expects three files with the following names. The values
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# should be base64 encoded strings of the entire contents of each file.
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etcd-key: ${ETCD_KEY}
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etcd-cert: ${ETCD_CERT}
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etcd-ca: ${ETCD_CA}
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---
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# This manifest installs the calico/node container, as well
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# as the Calico CNI plugins and network config on
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# each master and worker node in a Kubernetes cluster.
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kind: DaemonSet
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apiVersion: extensions/v1beta1
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metadata:
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name: calico-node
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namespace: kube-system
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labels:
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k8s-app: calico-node
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spec:
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selector:
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matchLabels:
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k8s-app: calico-node
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template:
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metadata:
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labels:
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k8s-app: calico-node
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annotations:
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scheduler.alpha.kubernetes.io/critical-pod: ''
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spec:
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hostNetwork: true
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tolerations:
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# Make sure calico/node gets scheduled on all nodes.
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- effect: NoSchedule
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operator: Exists
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# Mark the pod as a critical add-on for rescheduling.
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- key: CriticalAddonsOnly
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operator: Exists
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- effect: NoExecute
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operator: Exists
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serviceAccountName: calico-node
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# Minimize downtime during a rolling upgrade or deletion; tell Kubernetes to do a "force
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# deletion": https://kubernetes.io/docs/concepts/workloads/pods/pod/#termination-of-pods.
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terminationGracePeriodSeconds: 0
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containers:
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# Runs calico/node container on each Kubernetes node. This
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# container programs network policy and routes on each
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# host.
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- name: calico-node
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image: ${_prefix}node:${CALICO_TAG}
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env:
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# The location of the Calico etcd cluster.
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- name: ETCD_ENDPOINTS
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_endpoints
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# Choose the backend to use.
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- name: CALICO_NETWORKING_BACKEND
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: calico_backend
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# Cluster type to identify the deployment type
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- name: CLUSTER_TYPE
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value: "k8s,bgp"
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# Disable file logging so 'kubectl logs' works.
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- name: CALICO_DISABLE_FILE_LOGGING
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value: "true"
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# Set Felix endpoint to host default action to ACCEPT.
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- name: FELIX_DEFAULTENDPOINTTOHOSTACTION
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value: "ACCEPT"
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# Configure the IP Pool from which Pod IPs will be chosen.
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- name: CALICO_IPV4POOL_CIDR
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value: ${CALICO_IPV4POOL}
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- name: CALICO_IPV4POOL_IPIP
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value: "off"
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- name: CALICO_IPV4POOL_NAT_OUTGOING
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value: "true"
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# Set noderef for node controller.
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- name: CALICO_K8S_NODE_REF
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valueFrom:
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fieldRef:
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fieldPath: spec.nodeName
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# Disable IPv6 on Kubernetes.
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- name: FELIX_IPV6SUPPORT
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value: "false"
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# Set Felix logging to "info"
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- name: FELIX_LOGSEVERITYSCREEN
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value: "info"
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# Set MTU for tunnel device used if ipip is enabled
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- name: FELIX_IPINIPMTU
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value: "1440"
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# Location of the CA certificate for etcd.
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- name: ETCD_CA_CERT_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_ca
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# Location of the client key for etcd.
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- name: ETCD_KEY_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_key
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# Location of the client certificate for etcd.
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- name: ETCD_CERT_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_cert
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# Auto-detect the BGP IP address.
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- name: IP
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value: ""
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- name: FELIX_HEALTHENABLED
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value: "true"
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securityContext:
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privileged: true
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resources:
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requests:
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cpu: 250m
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livenessProbe:
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httpGet:
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path: /liveness
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port: 9099
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periodSeconds: 10
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initialDelaySeconds: 10
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failureThreshold: 6
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readinessProbe:
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httpGet:
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path: /readiness
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port: 9099
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periodSeconds: 10
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volumeMounts:
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- mountPath: /lib/modules
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name: lib-modules
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readOnly: true
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- mountPath: /var/run/calico
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name: var-run-calico
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readOnly: false
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- mountPath: /calico-secrets
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name: etcd-certs
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# This container installs the Calico CNI binaries
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# and CNI network config file on each node.
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- name: install-cni
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image: ${_prefix}cni:${CALICO_CNI_TAG}
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command: ["/install-cni.sh"]
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env:
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# The location of the Calico etcd cluster.
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- name: ETCD_ENDPOINTS
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_endpoints
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# The CNI network config to install on each node.
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- name: CNI_NETWORK_CONFIG
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: cni_network_config
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volumeMounts:
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- mountPath: /host/opt/cni/bin
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name: cni-bin-dir
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- mountPath: /host/etc/cni/net.d
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name: cni-net-dir
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- mountPath: /calico-secrets
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name: etcd-certs
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volumes:
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# Used by calico/node.
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- name: lib-modules
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hostPath:
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path: /lib/modules
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- name: var-run-calico
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hostPath:
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path: /var/run/calico
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# Used to install CNI.
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- name: cni-bin-dir
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hostPath:
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path: /opt/cni/bin
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- name: cni-net-dir
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hostPath:
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path: /etc/cni/net.d
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# Mount in the etcd TLS secrets.
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- name: etcd-certs
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secret:
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secretName: calico-etcd-secrets
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---
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# This manifest deploys the Calico Kubernetes controllers.
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# See https://github.com/projectcalico/kube-controllers
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: calico-kube-controllers
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namespace: kube-system
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labels:
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k8s-app: calico-kube-controllers
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annotations:
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scheduler.alpha.kubernetes.io/critical-pod: ''
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scheduler.alpha.kubernetes.io/tolerations: |
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[{"key": "dedicated", "value": "master", "effect": "NoSchedule" },
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{"key":"CriticalAddonsOnly", "operator":"Exists"}]
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spec:
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# The controllers can only have a single active instance.
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replicas: 1
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strategy:
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type: Recreate
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template:
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metadata:
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name: calico-kube-controllers
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namespace: kube-system
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labels:
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k8s-app: calico-kube-controllers
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spec:
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# The controllers must run in the host network namespace so that
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# it isn't governed by policy that would prevent it from working.
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hostNetwork: true
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serviceAccountName: calico-kube-controllers
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containers:
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- name: calico-kube-controllers
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image: ${_prefix}kube-controllers:${CALICO_KUBE_CONTROLLERS_TAG}
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env:
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# The location of the Calico etcd cluster.
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- name: ETCD_ENDPOINTS
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_endpoints
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# Location of the CA certificate for etcd.
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- name: ETCD_CA_CERT_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_ca
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# Location of the client key for etcd.
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- name: ETCD_KEY_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_key
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# Location of the client certificate for etcd.
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- name: ETCD_CERT_FILE
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_cert
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# Choose which controllers to run.
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- name: ENABLED_CONTROLLERS
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value: policy,profile,workloadendpoint,node
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volumeMounts:
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# Mount in the etcd TLS secrets.
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- mountPath: /calico-secrets
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name: etcd-certs
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volumes:
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# Mount in the etcd TLS secrets.
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- name: etcd-certs
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secret:
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secretName: calico-etcd-secrets
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---
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# This deployment turns off the old "policy-controller". It should remain at 0 replicas, and then
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# be removed entirely once the new kube-controllers deployment has been deployed above.
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apiVersion: extensions/v1beta1
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kind: Deployment
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metadata:
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name: calico-policy-controller
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namespace: kube-system
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labels:
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k8s-app: calico-policy
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spec:
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# Turn this deployment off in favor of the kube-controllers deployment above.
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replicas: 0
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strategy:
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type: Recreate
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template:
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metadata:
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name: calico-policy-controller
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namespace: kube-system
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labels:
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k8s-app: calico-policy
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spec:
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hostNetwork: true
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serviceAccountName: calico-kube-controllers
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containers:
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- name: calico-policy-controller
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image: ${_prefix}kube-controllers:${CALICO_KUBE_CONTROLLERS_TAG}
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env:
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# The location of the Calico etcd cluster.
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- name: ETCD_ENDPOINTS
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valueFrom:
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configMapKeyRef:
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name: calico-config
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key: etcd_endpoints
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: calico-kube-controllers
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namespace: kube-system
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---
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apiVersion: v1
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kind: ServiceAccount
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metadata:
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name: calico-node
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namespace: kube-system
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# Calico Version v2.6.7
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# https://docs.projectcalico.org/v2.6/releases#v2.6.7
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---
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kind: ClusterRole
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apiVersion: rbac.authorization.k8s.io/v1beta1
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metadata:
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name: calico-kube-controllers
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rules:
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- apiGroups:
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- ""
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- extensions
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resources:
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- pods
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- namespaces
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- networkpolicies
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- nodes
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verbs:
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- watch
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- list
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---
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kind: ClusterRoleBinding
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apiVersion: rbac.authorization.k8s.io/v1beta1
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metadata:
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name: calico-kube-controllers
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: calico-kube-controllers
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subjects:
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- kind: ServiceAccount
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name: calico-kube-controllers
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namespace: kube-system
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---
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kind: ClusterRole
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apiVersion: rbac.authorization.k8s.io/v1beta1
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metadata:
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name: calico-node
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rules:
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- apiGroups: [""]
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resources:
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- pods
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- nodes
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verbs:
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- get
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---
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apiVersion: rbac.authorization.k8s.io/v1beta1
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kind: ClusterRoleBinding
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metadata:
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name: calico-node
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roleRef:
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apiGroup: rbac.authorization.k8s.io
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kind: ClusterRole
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name: calico-node
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subjects:
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- kind: ServiceAccount
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name: calico-node
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namespace: kube-system
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EOF
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}
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until [ "ok" = "$(curl --silent http://127.0.0.1:8080/healthz)" ]
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do
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echo "Waiting for Kubernetes API..."
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sleep 5
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done
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/usr/bin/kubectl apply -f ${CALICO_DEPLOY} --namespace=kube-system
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fi
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printf "Finished running ${step}\n"
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