src/foundation/scripts/setup-cni.sh

   1 #!/bin/bash
   2 set -o xtrace
   3 set -e
   4
   5 if [ -f "$HOME/.bashrc" ]; then
   6   # shellcheck source=/dev/null
   7   source "$HOME/.bashrc"
   8 fi
   9
  10
  11 CLUSTER_IP=${1:-172.16.1.136} # Align with the value in our K8s setup script
  12 POD_NETWORK_CIDR=${2:-192.168.0.0/16}
  13 CNI_TYPE=${3:-calico}
  14 K8S_MASTER_IP=${4:-10.169.41.173}
  15 SERVICE_CIDR=${5:-172.16.1.0/24}
  16 DEV_NAME=${6:-}
  17
  18 SCRIPTS_DIR=$(dirname "${BASH_SOURCE[0]}")
  19
  20 install_calico(){
  21   # Install the Etcd Database
  22   ETCD_YAML=etcd.yaml
  23
  24   sed -i "s/10.96.232.136/${CLUSTER_IP}/" "${SCRIPTS_DIR}/cni/calico/${ETCD_YAML}"
  25   kubectl apply -f "${SCRIPTS_DIR}/cni/calico/${ETCD_YAML}"
  26
  27   # Install the RBAC Roles required for Calico
  28   kubectl apply -f "${SCRIPTS_DIR}/cni/calico/rbac.yaml"
  29
  30   # Install Calico to system
  31   sed -i "s@10.96.232.136@${CLUSTER_IP}@; s@192.168.0.0/16@${POD_NETWORK_CIDR}@" \
  32     "${SCRIPTS_DIR}/cni/calico/calico.yaml"
  33   kubectl apply -f "${SCRIPTS_DIR}/cni/calico/calico.yaml"
  34 }
  35
  36 install_flannel(){
  37   # Install the flannel CNI
  38   sed -i "s@10.244.0.0/16@${POD_NETWORK_CIDR}@" "${SCRIPTS_DIR}/cni/flannel/kube-flannel.yml"
  39   kubectl apply -f "${SCRIPTS_DIR}/cni/flannel/kube-flannel.yml"
  40 }
  41
  42 install_contivpp(){
  43   # Update vpp config file
  44   ${SCRIPTS_DIR}/cni/contivpp/contiv-update-config.sh $DEV_NAME
  45
  46   # Install contivpp CNI
  47   sed -i "s@10.1.0.0/16@${POD_NETWORK_CIDR}@" "${SCRIPTS_DIR}/cni/contivpp/contiv-vpp.yaml"
  48   kubectl apply -f "${SCRIPTS_DIR}/cni/contivpp/contiv-vpp.yaml"
  49 }
  50
  51 install_ovn_kubernetes(){
  52   # Update the ovn-kubernetes yaml files
  53
  54   net_cidr_repl="{{ net_cidr | default('10.128.0.0/14/23') }}"
  55   svc_cidr_repl="{{ svc_cidr | default('172.30.0.0/16') }}"
  56   k8s_apiserver_repl="{{ k8s_apiserver.stdout }}"
  57
  58   k8s_apiserver="https://${K8S_MASTER_IP}:6443"
  59   net_cidr="${POD_NETWORK_CIDR}"
  60   svc_cidr="${SERVICE_CIDR}"
  61
  62   echo "net_cidr: ${net_cidr}"
  63   echo "svc_cidr: ${svc_cidr}"
  64   echo "k8s_apiserver: ${k8s_apiserver}"
  65
  66   sed "s,${net_cidr_repl},${net_cidr},
  67   s,${svc_cidr_repl},${svc_cidr},
  68   s,${k8s_apiserver_repl},${k8s_apiserver}," \
  69   ${SCRIPTS_DIR}/cni/ovn-kubernetes/templates/ovn-setup.yaml.j2 > \
  70   ${SCRIPTS_DIR}/cni/ovn-kubernetes/yaml/ovn-setup.yaml
  71
  72   # Install ovn-kubernetes by yaml files
  73   # shellcheck source=/dev/null
  74   source ${SCRIPTS_DIR}/cni/ovn-kubernetes/install-ovn-k8s.sh
  75
  76 }
  77
  78 install_danm(){
  79   ${SCRIPTS_DIR}/cni/danm/danm_install.sh
  80
  81   # Deploying DANM suite into K8s cluster
  82   kubectl create -f ${SCRIPTS_DIR}/cni/danm/integration/crds/lightweight/
  83
  84   # Create the netwatcher DaemonSet
  85   kubectl create -f ${SCRIPTS_DIR}/cni/danm/integration/manifests/netwatcher/
  86
  87   #flannel as  bootstrap networking solution
  88   install_flannel
  89 }
  90
  91 case ${CNI_TYPE} in
  92  'calico')
  93         echo "Install calico ..."
  94         install_calico
  95         ;;
  96  'flannel')
  97         echo "Install flannel ..."
  98         install_flannel
  99         ;;
 100  'contivpp')
 101         echo "Install Contiv-VPP ..."
 102         install_contivpp
 103         ;;
 104  'ovn-kubernetes')
 105         echo "Install Ovn-Kubernetes ..."
 106         install_ovn_kubernetes
 107         ;;
 108  'danm')
 109         echo "Install danm ..."
 110         install_danm
 111         ;;
 112  *)
 113         echo "${CNI_TYPE} is not supported"
 114         exit 1
 115         ;;
 116 esac
 117
 118 # Remove the taints on master node
 119 kubectl taint nodes --all node-role.kubernetes.io/master- || true