diff --git a/kubernetes/calico.yaml b/kubernetes/calico.yaml new file mode 100644 index 0000000..d07281e --- /dev/null +++ b/kubernetes/calico.yaml @@ -0,0 +1,848 @@ +--- +# Source: calico/templates/calico-config.yaml +# This ConfigMap is used to configure a self-hosted Calico installation. +kind: ConfigMap +apiVersion: v1 +metadata: + name: calico-config + namespace: kube-system +data: + # Typha is disabled. + typha_service_name: "none" + # Configure the backend to use. + calico_backend: "bird" + # Configure the MTU to use for workload interfaces and the + # tunnels. For IPIP, set to your network MTU - 20; for VXLAN + # set to your network MTU - 50. + veth_mtu: "1440" + + # The CNI network configuration to install on each node. The special + # values in this config will be automatically populated. + cni_network_config: |- + { + "name": "k8s-pod-network", + "cniVersion": "0.3.1", + "plugins": [ + { + "type": "calico", + "log_level": "info", + "datastore_type": "kubernetes", + "nodename": "__KUBERNETES_NODE_NAME__", + "mtu": __CNI_MTU__, + "ipam": { + "type": "calico-ipam", + "assign_ipv4": "true", + "assign_ipv6": "true" + }, + "policy": { + "type": "k8s" + }, + "kubernetes": { + "kubeconfig": "__KUBECONFIG_FILEPATH__" + } + }, + { + "type": "portmap", + "snat": true, + "capabilities": {"portMappings": true} + }, + { + "type": "bandwidth", + "capabilities": {"bandwidth": true} + } + ] + } + +--- +# Source: calico/templates/kdd-crds.yaml + +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: bgpconfigurations.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: BGPConfiguration + plural: bgpconfigurations + singular: bgpconfiguration + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: bgppeers.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: BGPPeer + plural: bgppeers + singular: bgppeer + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: blockaffinities.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: BlockAffinity + plural: blockaffinities + singular: blockaffinity + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: clusterinformations.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: ClusterInformation + plural: clusterinformations + singular: clusterinformation + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: felixconfigurations.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: FelixConfiguration + plural: felixconfigurations + singular: felixconfiguration + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: globalnetworkpolicies.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: GlobalNetworkPolicy + plural: globalnetworkpolicies + singular: globalnetworkpolicy + shortNames: + - gnp + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: globalnetworksets.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: GlobalNetworkSet + plural: globalnetworksets + singular: globalnetworkset + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: hostendpoints.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: HostEndpoint + plural: hostendpoints + singular: hostendpoint + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: ipamblocks.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: IPAMBlock + plural: ipamblocks + singular: ipamblock + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: ipamconfigs.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: IPAMConfig + plural: ipamconfigs + singular: ipamconfig + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: ipamhandles.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: IPAMHandle + plural: ipamhandles + singular: ipamhandle + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: ippools.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: IPPool + plural: ippools + singular: ippool + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: kubecontrollersconfigurations.crd.projectcalico.org +spec: + scope: Cluster + group: crd.projectcalico.org + version: v1 + names: + kind: KubeControllersConfiguration + plural: kubecontrollersconfigurations + singular: kubecontrollersconfiguration +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: networkpolicies.crd.projectcalico.org +spec: + scope: Namespaced + group: crd.projectcalico.org + version: v1 + names: + kind: NetworkPolicy + plural: networkpolicies + singular: networkpolicy + +--- +apiVersion: apiextensions.k8s.io/v1beta1 +kind: CustomResourceDefinition +metadata: + name: networksets.crd.projectcalico.org +spec: + scope: Namespaced + group: crd.projectcalico.org + version: v1 + names: + kind: NetworkSet + plural: networksets + singular: networkset + +--- +--- +# Source: calico/templates/rbac.yaml + +# Include a clusterrole for the kube-controllers component, +# and bind it to the calico-kube-controllers serviceaccount. +kind: ClusterRole +apiVersion: rbac.authorization.k8s.io/v1 +metadata: + name: calico-kube-controllers +rules: + # Nodes are watched to monitor for deletions. + - apiGroups: [""] + resources: + - nodes + verbs: + - watch + - list + - get + # Pods are queried to check for existence. + - apiGroups: [""] + resources: + - pods + verbs: + - get + # IPAM resources are manipulated when nodes are deleted. + - apiGroups: ["crd.projectcalico.org"] + resources: + - ippools + verbs: + - list + - apiGroups: ["crd.projectcalico.org"] + resources: + - blockaffinities + - ipamblocks + - ipamhandles + verbs: + - get + - list + - create + - update + - delete + # kube-controllers manages hostendpoints. + - apiGroups: ["crd.projectcalico.org"] + resources: + - hostendpoints + verbs: + - get + - list + - create + - update + - delete + # Needs access to update clusterinformations. + - apiGroups: ["crd.projectcalico.org"] + resources: + - clusterinformations + verbs: + - get + - create + - update + # KubeControllersConfiguration is where it gets its config + - apiGroups: ["crd.projectcalico.org"] + resources: + - kubecontrollersconfigurations + verbs: + # read its own config + - get + # create a default if none exists + - create + # update status + - update + # watch for changes + - watch +--- +kind: ClusterRoleBinding +apiVersion: rbac.authorization.k8s.io/v1 +metadata: + name: calico-kube-controllers +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: calico-kube-controllers +subjects: +- kind: ServiceAccount + name: calico-kube-controllers + namespace: kube-system +--- +# Include a clusterrole for the calico-node DaemonSet, +# and bind it to the calico-node serviceaccount. +kind: ClusterRole +apiVersion: rbac.authorization.k8s.io/v1 +metadata: + name: calico-node +rules: + # The CNI plugin needs to get pods, nodes, and namespaces. + - apiGroups: [""] + resources: + - pods + - nodes + - namespaces + verbs: + - get + - apiGroups: [""] + resources: + - endpoints + - services + verbs: + # Used to discover service IPs for advertisement. + - watch + - list + # Used to discover Typhas. + - get + # Pod CIDR auto-detection on kubeadm needs access to config maps. + - apiGroups: [""] + resources: + - configmaps + verbs: + - get + - apiGroups: [""] + resources: + - nodes/status + verbs: + # Needed for clearing NodeNetworkUnavailable flag. + - patch + # Calico stores some configuration information in node annotations. + - update + # Watch for changes to Kubernetes NetworkPolicies. + - apiGroups: ["networking.k8s.io"] + resources: + - networkpolicies + verbs: + - watch + - list + # Used by Calico for policy information. + - apiGroups: [""] + resources: + - pods + - namespaces + - serviceaccounts + verbs: + - list + - watch + # The CNI plugin patches pods/status. + - apiGroups: [""] + resources: + - pods/status + verbs: + - patch + # Calico monitors various CRDs for config. + - apiGroups: ["crd.projectcalico.org"] + resources: + - globalfelixconfigs + - felixconfigurations + - bgppeers + - globalbgpconfigs + - bgpconfigurations + - ippools + - ipamblocks + - globalnetworkpolicies + - globalnetworksets + - networkpolicies + - networksets + - clusterinformations + - hostendpoints + - blockaffinities + verbs: + - get + - list + - watch + # Calico must create and update some CRDs on startup. + - apiGroups: ["crd.projectcalico.org"] + resources: + - ippools + - felixconfigurations + - clusterinformations + verbs: + - create + - update + # Calico stores some configuration information on the node. + - apiGroups: [""] + resources: + - nodes + verbs: + - get + - list + - watch + # These permissions are only requried for upgrade from v2.6, and can + # be removed after upgrade or on fresh installations. + - apiGroups: ["crd.projectcalico.org"] + resources: + - bgpconfigurations + - bgppeers + verbs: + - create + - update + # These permissions are required for Calico CNI to perform IPAM allocations. + - apiGroups: ["crd.projectcalico.org"] + resources: + - blockaffinities + - ipamblocks + - ipamhandles + verbs: + - get + - list + - create + - update + - delete + - apiGroups: ["crd.projectcalico.org"] + resources: + - ipamconfigs + verbs: + - get + # Block affinities must also be watchable by confd for route aggregation. + - apiGroups: ["crd.projectcalico.org"] + resources: + - blockaffinities + verbs: + - watch + # The Calico IPAM migration needs to get daemonsets. These permissions can be + # removed if not upgrading from an installation using host-local IPAM. + - apiGroups: ["apps"] + resources: + - daemonsets + verbs: + - get + +--- +apiVersion: rbac.authorization.k8s.io/v1 +kind: ClusterRoleBinding +metadata: + name: calico-node +roleRef: + apiGroup: rbac.authorization.k8s.io + kind: ClusterRole + name: calico-node +subjects: +- kind: ServiceAccount + name: calico-node + namespace: kube-system + +--- +# Source: calico/templates/calico-node.yaml +# This manifest installs the calico-node container, as well +# as the CNI plugins and network config on +# each master and worker node in a Kubernetes cluster. +kind: DaemonSet +apiVersion: apps/v1 +metadata: + name: calico-node + namespace: kube-system + labels: + k8s-app: calico-node +spec: + selector: + matchLabels: + k8s-app: calico-node + updateStrategy: + type: RollingUpdate + rollingUpdate: + maxUnavailable: 1 + template: + metadata: + labels: + k8s-app: calico-node + annotations: + # This, along with the CriticalAddonsOnly toleration below, + # marks the pod as a critical add-on, ensuring it gets + # priority scheduling and that its resources are reserved + # if it ever gets evicted. + scheduler.alpha.kubernetes.io/critical-pod: '' + spec: + nodeSelector: + kubernetes.io/os: linux + hostNetwork: true + tolerations: + # Make sure calico-node gets scheduled on all nodes. + - effect: NoSchedule + operator: Exists + # Mark the pod as a critical add-on for rescheduling. + - key: CriticalAddonsOnly + operator: Exists + - effect: NoExecute + operator: Exists + serviceAccountName: calico-node + # Minimize downtime during a rolling upgrade or deletion; tell Kubernetes to do a "force + # deletion": https://kubernetes.io/docs/concepts/workloads/pods/pod/#termination-of-pods. + terminationGracePeriodSeconds: 0 + priorityClassName: system-node-critical + initContainers: + # This container performs upgrade from host-local IPAM to calico-ipam. + # It can be deleted if this is a fresh installation, or if you have already + # upgraded to use calico-ipam. + - name: upgrade-ipam + image: calico/cni:v3.14.2 + command: ["/opt/cni/bin/calico-ipam", "-upgrade"] + env: + - name: KUBERNETES_NODE_NAME + valueFrom: + fieldRef: + fieldPath: spec.nodeName + - name: CALICO_NETWORKING_BACKEND + valueFrom: + configMapKeyRef: + name: calico-config + key: calico_backend + volumeMounts: + - mountPath: /var/lib/cni/networks + name: host-local-net-dir + - mountPath: /host/opt/cni/bin + name: cni-bin-dir + securityContext: + privileged: true + # This container installs the CNI binaries + # and CNI network config file on each node. + - name: install-cni + image: calico/cni:v3.14.2 + command: ["/install-cni.sh"] + env: + # Name of the CNI config file to create. + - name: CNI_CONF_NAME + value: "10-calico.conflist" + # The CNI network config to install on each node. + - name: CNI_NETWORK_CONFIG + valueFrom: + configMapKeyRef: + name: calico-config + key: cni_network_config + # Set the hostname based on the k8s node name. + - name: KUBERNETES_NODE_NAME + valueFrom: + fieldRef: + fieldPath: spec.nodeName + # CNI MTU Config variable + - name: CNI_MTU + valueFrom: + configMapKeyRef: + name: calico-config + key: veth_mtu + # Prevents the container from sleeping forever. + - name: SLEEP + value: "false" + volumeMounts: + - mountPath: /host/opt/cni/bin + name: cni-bin-dir + - mountPath: /host/etc/cni/net.d + name: cni-net-dir + securityContext: + privileged: true + # Adds a Flex Volume Driver that creates a per-pod Unix Domain Socket to allow Dikastes + # to communicate with Felix over the Policy Sync API. + - name: flexvol-driver + image: calico/pod2daemon-flexvol:v3.14.2 + volumeMounts: + - name: flexvol-driver-host + mountPath: /host/driver + securityContext: + privileged: true + containers: + # Runs calico-node container on each Kubernetes node. This + # container programs network policy and routes on each + # host. + - name: calico-node + image: calico/node:v3.14.2 + env: + - name: IP6 + value: "autodetect" + - name: FELIX_IPV6SUPPORT + value: "true" + # Use Kubernetes API as the backing datastore. + - name: DATASTORE_TYPE + value: "kubernetes" + # Wait for the datastore. + - name: WAIT_FOR_DATASTORE + value: "true" + # Set based on the k8s node name. + - name: NODENAME + valueFrom: + fieldRef: + fieldPath: spec.nodeName + # Choose the backend to use. + - name: CALICO_NETWORKING_BACKEND + valueFrom: + configMapKeyRef: + name: calico-config + key: calico_backend + # Cluster type to identify the deployment type + - name: CLUSTER_TYPE + value: "k8s,bgp" + # Auto-detect the BGP IP address. + - name: IP + value: "autodetect" + # Enable IPIP + - name: CALICO_IPV4POOL_IPIP + value: "Always" + # Enable or Disable VXLAN on the default IP pool. + - name: CALICO_IPV4POOL_VXLAN + value: "Never" + # Set MTU for tunnel device used if ipip is enabled + - name: FELIX_IPINIPMTU + valueFrom: + configMapKeyRef: + name: calico-config + key: veth_mtu + # Set MTU for the VXLAN tunnel device. + - name: FELIX_VXLANMTU + valueFrom: + configMapKeyRef: + name: calico-config + key: veth_mtu + # The default IPv4 pool to create on startup if none exists. Pod IPs will be + # chosen from this range. Changing this value after installation will have + # no effect. This should fall within `--cluster-cidr`. + # - name: CALICO_IPV4POOL_CIDR + # value: "192.168.0.0/16" + # Disable file logging so `kubectl logs` works. + - name: CALICO_DISABLE_FILE_LOGGING + value: "true" + # Set Felix endpoint to host default action to ACCEPT. + - name: FELIX_DEFAULTENDPOINTTOHOSTACTION + value: "ACCEPT" + # Disable IPv6 on Kubernetes. + - name: FELIX_IPV6SUPPORT + value: "false" + # Set Felix logging to "info" + - name: FELIX_LOGSEVERITYSCREEN + value: "info" + - name: FELIX_HEALTHENABLED + value: "true" + securityContext: + privileged: true + resources: + requests: + cpu: 250m + livenessProbe: + exec: + command: + - /bin/calico-node + - -felix-live + - -bird-live + periodSeconds: 10 + initialDelaySeconds: 10 + failureThreshold: 6 + readinessProbe: + exec: + command: + - /bin/calico-node + - -felix-ready + - -bird-ready + periodSeconds: 10 + volumeMounts: + - mountPath: /lib/modules + name: lib-modules + readOnly: true + - mountPath: /run/xtables.lock + name: xtables-lock + readOnly: false + - mountPath: /var/run/calico + name: var-run-calico + readOnly: false + - mountPath: /var/lib/calico + name: var-lib-calico + readOnly: false + - name: policysync + mountPath: /var/run/nodeagent + volumes: + # Used by calico-node. + - name: lib-modules + hostPath: + path: /lib/modules + - name: var-run-calico + hostPath: + path: /var/run/calico + - name: var-lib-calico + hostPath: + path: /var/lib/calico + - name: xtables-lock + hostPath: + path: /run/xtables.lock + type: FileOrCreate + # Used to install CNI. + - name: cni-bin-dir + hostPath: + path: /opt/cni/bin + - name: cni-net-dir + hostPath: + path: /etc/cni/net.d + # Mount in the directory for host-local IPAM allocations. This is + # used when upgrading from host-local to calico-ipam, and can be removed + # if not using the upgrade-ipam init container. + - name: host-local-net-dir + hostPath: + path: /var/lib/cni/networks + # Used to create per-pod Unix Domain Sockets + - name: policysync + hostPath: + type: DirectoryOrCreate + path: /var/run/nodeagent + # Used to install Flex Volume Driver + - name: flexvol-driver-host + hostPath: + type: DirectoryOrCreate + path: /usr/libexec/kubernetes/kubelet-plugins/volume/exec/nodeagent~uds +--- + +apiVersion: v1 +kind: ServiceAccount +metadata: + name: calico-node + namespace: kube-system + +--- +# Source: calico/templates/calico-kube-controllers.yaml +# See https://github.com/projectcalico/kube-controllers +apiVersion: apps/v1 +kind: Deployment +metadata: + name: calico-kube-controllers + namespace: kube-system + labels: + k8s-app: calico-kube-controllers +spec: + # The controllers can only have a single active instance. + replicas: 1 + selector: + matchLabels: + k8s-app: calico-kube-controllers + strategy: + type: Recreate + template: + metadata: + name: calico-kube-controllers + namespace: kube-system + labels: + k8s-app: calico-kube-controllers + annotations: + scheduler.alpha.kubernetes.io/critical-pod: '' + spec: + nodeSelector: + kubernetes.io/os: linux + tolerations: + # Mark the pod as a critical add-on for rescheduling. + - key: CriticalAddonsOnly + operator: Exists + - key: node-role.kubernetes.io/master + effect: NoSchedule + serviceAccountName: calico-kube-controllers + priorityClassName: system-cluster-critical + containers: + - name: calico-kube-controllers + image: calico/kube-controllers:v3.14.2 + env: + # Choose which controllers to run. + - name: ENABLED_CONTROLLERS + value: node + - name: DATASTORE_TYPE + value: kubernetes + readinessProbe: + exec: + command: + - /usr/bin/check-status + - -r + +--- + +apiVersion: v1 +kind: ServiceAccount +metadata: + name: calico-kube-controllers + namespace: kube-system + +--- +# Source: calico/templates/calico-etcd-secrets.yaml + +--- +# Source: calico/templates/calico-typha.yaml + +--- +# Source: calico/templates/configure-canal.yaml + + diff --git a/kubernetes/package.json b/kubernetes/package.json index ba3537f..cf2b75a 100644 --- a/kubernetes/package.json +++ b/kubernetes/package.json @@ -4,8 +4,20 @@ "description": "Starts a single-node kubernetes cluster", "parameters": [ { - "name": "Pod Network Cidr", - "index": "POD_NET_CIDR", + "name": "ADVERTISE_ADDRESS", + "index": "ADVERTISE_ADDRESS", + "type": "string", + "required": true + }, + { + "name": "KUBERNETES_TKN", + "index": "KUBERNETES_TKN", + "type": "string", + "required": false + }, + { + "name": "KUBERNETES_CERT", + "index": "KUBERNETES_CERT", "type": "string", "required": false } @@ -13,6 +25,8 @@ "main": "kubernetes/run.sh", "dependencies": [ "kubernetes/run.sh", - "utils/cachengo.sh" + "utils/cachengo.sh", + "kubernetes/calico.yaml", + "utils/cachengo.sh" ] } diff --git a/kubernetes/run.sh b/kubernetes/run.sh index ab995f3..e60176c 100755 --- a/kubernetes/run.sh +++ b/kubernetes/run.sh @@ -3,104 +3,56 @@ source "utils/cachengo.sh" function do_install { - cachengo-cli updateInstallStatus $APPID "Installing K8s" - curl -s https://packages.cloud.google.com/apt/doc/apt-key.gpg | sudo apt-key add - echo 'echo "deb http://apt.kubernetes.io/ kubernetes-xenial main" >>/etc/apt/sources.list.d/kubernetes.list' | sudo -s - apt-get update - apt-get install -y \ - apt-transport-https \ - ca-certificates \ - curl \ - software-properties-common \ - build-essential \ - docker.io \ - kubelet \ - kubeadm \ - kubectl - swapoff -a - - cachengo-cli updateInstallStatus $APPID "Starting K8s" - if [ "$(uname -m)" == 'aarch64' ]; then - ARCH=arm64 - ETCD_IMAGE=quay.io/coreos/etcd:v3.3.9-arm64 - UNSUPPORTED_ARCH=arm64 - else - ARCH=amd64 - ETCD_IMAGE=quay.io/coreos/etcd:v3.3.9 - fi - - # Start Kubernetes - modprobe -r ipip - rm -rf /var/etcd/ - rm -rf /var/lib/etcd/ - rm -rf /etc/kubernetes/ - ip route flush proto bird - rm -rf $HOME/.kube - sysctl net.bridge.bridge-nf-call-iptables=1 - kubeadm init \ - --pod-network-cidr=$POD_NET_CIDR - --cluster-cidr=$POD_NET_CIDR - mkdir -p $HOME/.kube - cp -i /etc/kubernetes/admin.conf $HOME/.kube/config - chown $(id -u):$(id -g) $HOME/.kube/config - - # Taint the master node - kubectl taint nodes --all node-role.kubernetes.io/master- - - cachengo-cli updateInstallStatus $APPID "Sarting Calico" - # Set up Calico - wget https://raw.githubusercontent.com/cachengo/seba_charts/master/scripts/etcd.yaml - wget https://raw.githubusercontent.com/cachengo/seba_charts/master/scripts/calico.yaml - - {% raw %} - sed "s;{{etcd_image}};$ETCD_IMAGE;g" etcd.yaml > etcd.yaml.tmp - sed -i "s/{{unsupported_arch}}/$UNSUPPORTED_ARCH/g" etcd.yaml.tmp - sed "s;{{pod_net_cidr}};$POD_NET_CIDR;g" calico.yaml > calico.yaml.tmp - {% endraw %} - kubectl apply -f etcd.yaml.tmp - kubectl apply -f https://docs.projectcalico.org/v3.3/getting-started/kubernetes/installation/rbac.yaml - kubectl apply -f calico.yaml.tmp - rm etcd.yaml - - - # Setup helm - cachengo-cli updateInstallStatus $APPID "Installing Helm" - wget https://storage.googleapis.com/kubernetes-helm/helm-v2.12.3-linux-$ARCH.tar.gz - tar -xvf helm-v2.12.3-linux-$ARCH.tar.gz - cp linux-$ARCH/helm /usr/bin - cp linux-$ARCH/tiller /usr/bin - rm helm-v2.12.3-linux-$ARCH.tar.gz - rm -rf linux-$ARCH - if [ $ARCH == 'arm64' ]; then - helm init --tiller-image=jessestuart/tiller:v2.9.1 + cachengo-cli updateInstallStatus $APPID "Installing" + + sudo adduser kubernetes --disabled-password + swapoff -a; sed -i '/swap/d' /etc/fstab + + sysctl -w net.ipv6.conf.all.forwarding=1 + + #Will update sysctl settings + cat >>/etc/sysctl.d/kubernetes.conf< /etc/apt/sources.list.d/kubernetes.list + apt update && apt install -y kubeadm=1.18.5-00 kubelet=1.18.5-00 kubectl=1.18.5-00 + + #Initialization happens conditionally depending if the machine is a master or a worker node + if [ ! "$KUBERNETES_TKN" ]; then + kubeadm init --apiserver-advertise-address=$ADVERTISE_ADDRESS --skip-token-print --skip-certificate-key-print + mkdir -p /home/kubernetes/.kube + cp -i /etc/kubernetes/admin.conf /home/kubernetes/.kube/config + chown -R kubernetes /home/kubernetes/.kube + chown kubernetes /home/kubernetes/.kube/config + + sudo -u kubernetes kubectl apply -f kubernetes/calico.yaml + + #Sets two env variables needed to provide the app secrets to the Cachengo portal. + KUBERNETES_TKN=$(sudo kubeadm token list | awk 'NR == 2 {print $1}') + KUBERNETES_CERT=$(openssl x509 -in /etc/kubernetes/pki/ca.crt -noout -pubkey | openssl rsa -pubin -outform DER 2>/dev/null | sha256sum | cut -d' ' -f1) + + declare_secret join-token "${KUBERNETES_TKN}" + declare_secret sha-ca-cert "${KUBERNETES_CERT}" else - helm init + kubeadm join [$ADVERTISE_ADDRESS]:6443 --token $KUBERNETES_TKN --discovery-token-ca-cert-hash sha256:$KUBERNETES_CERT fi - kubectl create serviceaccount --namespace kube-system tiller - kubectl create clusterrolebinding tiller-cluster-rule --clusterrole=cluster-admin --serviceaccount=kube-system:tiller - kubectl patch deploy --namespace kube-system tiller-deploy -p '{"spec":{"template":{"spec":{"serviceAccount":"tiller"}}}}' - cachengo-cli updateInstallStatus $APPID "Waiting for node" - sleep 30 - if [ $(kubectl get nodes -o=jsonpath="{.items[0].status.conditions}" | grep -c "status:True type:Ready") -eq 1 ] - then - cachengo-cli updateInstallStatus $APPID "Installed" - echo -n "Installation Success" - else - cachengo-cli updateInstallStatus $APPID "Installation Failure" - echo "Installation Failure" - return 1 - fi + cachengo-cli updateInstallStatus $APPID "Installed" } function do_uninstall { cachengo-cli updateInstallStatus $APPID "Uninstalling" kubeadm reset -f + sudo userdel -r kubernetes cachengo-cli updateInstallStatus $APPID "Uninstalled" } - case "$1" in install) do_install ;; uninstall) do_uninstall ;; -esac \ No newline at end of file +esac diff --git a/utils/cachengo.sh b/utils/cachengo.sh index 60be353..1889a0f 100644 --- a/utils/cachengo.sh +++ b/utils/cachengo.sh @@ -2,6 +2,6 @@ function update_status { cachengo-cli updateInstallStatus $APPID $1 } -funcion declare_secret { +function declare_secret { cachengo-cli declareSecret -i $APPID -n $1 -v $2 -} \ No newline at end of file +}