src/foundation/scripts/startup.sh

   1 #!/bin/bash
   2 # shellcheck disable=SC1073,SC1072,SC1039,SC2059,SC2046
   3 #Install the k8s-master & k8s-worker node from Mgnt node
   4 #
   5 set -e
   6
   7 #
   8 # Displays the help menu.
   9 #
  10 display_help () {
  11   echo "Usage:"
  12   echo " "
  13   echo "This script can help you to deploy a simple iec testing"
  14   echo "environments."
  15   echo "Firstly, the master node and worker node information must"
  16   echo "be added into config file which will be used for deployment."
  17   echo ""
  18   echo "Secondly, there should be an user on each node which will be"
  19   echo "used to install the corresponding software on master and"
  20   echo "worker nodes. At the same time, this user should be enable to"
  21   echo "run the sudo command without input password on the hosts."
  22   echo ""
  23   echo "In the end, some optional parameters could be directly passed"
  24   echo "to startup.sh by shell for easy customizing your own IEC"
  25   echo "environments:"
  26   echo "-k|--kube:      ---- The version of k8s"
  27   echo "-c|--cni-ver:   ---- Kubernetes-cni version"
  28   echo "-C|--cni:       ---- CNI type: calico/flannel"
  29   echo ""
  30   echo "Example usages:"
  31   echo "   ./startup.sh #Deploy with default parameters"
  32   echo "    #Deploy the flannel with 1.15.2 K8s"
  33   echo "   ./startup.sh -C flannel -k 1.15.2 -c 0.7.5"
  34   exit
  35 }
  36
  37 #
  38 # Setup system configuration before invoke setup-cni.sh
  39 #
  40 k8s_worker_preconfigure() {
  41 case ${CNI_TYPE} in
  42   contivpp)
  43     if [ -n "${DEV_NAME[$ip_addr]}" ]
  44     then
  45       CONTIVPP_CONFIG="cd iec/src/foundation/scripts/cni/contivpp && sudo ./contiv-update-config.sh ${DEV_NAME[$ip_addr]}"
  46       sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} $CONTIVPP_CONFIG
  47     fi
  48     ;;
  49   danm)
  50     DANM_CONFIG="cd iec/src/foundation/scripts/cni/danm && sudo ./danm_install.sh"
  51     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} $DANM_CONFIG
  52     ;;
  53   cilium)
  54     CILIUM_CONFIG="cd iec/src/foundation/scripts/cni/cilium && sudo ./cilium_install.sh"
  55     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} $CILIUM_CONFIG
  56     ;;
  57   *)
  58     ;;
  59 esac
  60 }
  61
  62 #
  63 # Deploy k8s.
  64 #
  65 deploy_k8s () {
  66   set -o xtrace
  67
  68   INSTALL_SOFTWARE="sudo apt-get update && sudo apt-get install -y git &&\
  69            sudo rm -rf ~/.kube ~/iec &&\
  70            git clone ${REPO_URL} &&\
  71            cd iec/src/foundation/scripts/ && source k8s_common.sh $KUBE_VERSION $CNI_VERSION"
  72
  73   #Automatic deploy the K8s environments on Master node
  74   SETUP_MASTER="cd iec/src/foundation/scripts/ && source k8s_master.sh ${K8S_MASTER_IP} ${POD_NETWORK_CIDR} ${SVC_CIDR}"
  75   sshpass -p ${K8S_MASTERPW} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${K8S_MASTER_IP} ${INSTALL_SOFTWARE}
  76   sshpass -p ${K8S_MASTERPW} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${K8S_MASTER_IP} ${SETUP_MASTER} | tee ${LOG_FILE}
  77
  78   TOKEN=$(grep "\--token " ./${LOG_FILE})
  79   TOKEN_ID=$(echo ${TOKEN#*"token "}|cut -f1 -d' ')
  80
  81   SH256=$(grep "\--discovery-token-ca-cert-hash " ./${LOG_FILE})
  82   TOKEN_CA_SH256=${SH256#*"sha256:"}
  83
  84   KUBEADM_JOIN_CMD="kubeadm join ${K8S_MASTER_IP}:6443 --token ${TOKEN_ID} --discovery-token-ca-cert-hash sha256:${TOKEN_CA_SH256}"
  85
  86   #Automatic deploy the K8s environments on each worker-node
  87   SETUP_WORKER="cd iec/src/foundation/scripts/ && source k8s_worker.sh"
  88
  89   for worker in "${K8S_WORKER_GROUP[@]}"
  90   do
  91     ip_addr="$(cut -d',' -f1 <<<${worker})"
  92     passwd="$(cut -d',' -f2 <<<${worker})"
  93     echo "Install & Deploy on ${ip_addr}. password:${passwd}"
  94
  95     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} ${INSTALL_SOFTWARE}
  96     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} "echo \"sudo ${KUBEADM_JOIN_CMD}\" >> ./iec/src/foundation/scripts/k8s_worker.sh"
  97     sleep 2
  98     k8s_worker_preconfigure
  99
 100     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} ${SETUP_WORKER}
 101     sshpass -p ${passwd} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${ip_addr} "sudo swapon -a"
 102   done
 103
 104
 105   #Deploy etcd & CNI from master node
 106   SETUP_CNI="cd iec/src/foundation/scripts && source setup-cni.sh $CNI_TYPE $POD_NETWORK_CIDR $K8S_MASTER_IP $SVC_CIDR $CLUSTER_IP"
 107   sshpass -p ${K8S_MASTERPW} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${K8S_MASTER_IP} ${SETUP_CNI}
 108   SETUP_HELM="cd iec/src/foundation/scripts && source helm.sh"
 109   sshpass -p ${K8S_MASTERPW} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${K8S_MASTER_IP} ${SETUP_HELM}
 110
 111 }
 112
 113 #
 114 # Check the K8s environments
 115 #
 116 check_k8s_status(){
 117   set -o xtrace
 118
 119   VERIFY_K8S="cd iec/src/foundation/scripts/ && source nginx.sh"
 120   sshpass -p ${K8S_MASTERPW} ssh -o StrictHostKeyChecking=no ${HOST_USER}@${K8S_MASTER_IP} ${VERIFY_K8S}
 121 }
 122
 123 #
 124 # print environments
 125 #
 126 printOption(){
 127   echo "K8S_MASTER_IP:${K8S_MASTER_IP}"
 128   echo "HOST_USER:${HOST_USER}"
 129   echo "REPO_URL:${REPO_URL}"
 130
 131   echo "The number of K8s-Workers:${#K8S_WORKER_GROUP[@]}"
 132   for worker in "${K8S_WORKER_GROUP[@]}"
 133   do
 134     ip_addr="$(cut -d',' -f1 <<<${worker})"
 135     passwd="$(cut -d',' -f2 <<<${worker})"
 136     echo "Install & Deploy on ${ip_addr}. password:${passwd}"
 137   done
 138
 139   echo "KUBE_VERSION: ${KUBE_VERSION}"
 140   echo "CNI_TPYE: ${CNI_TYPE}"
 141   echo "CLUSTER_IP: ${CLUSTER_IP}"
 142   echo "POD_NETWORK_CIDR: ${POD_NETWORK_CIDR}"
 143 }
 144
 145 # Read the configuration file
 146 source config
 147
 148 rm -f "${LOG_FILE}"
 149
 150 ARGS=`getopt -a -o C:k:c:h -l cni:,kube:,cni-ver:,help -- "$@"`
 151 eval set -- "${ARGS}"
 152 while true
 153 do
 154         case "$1" in
 155         -C|--cni)
 156                 CNI_TYPE="$2"
 157                 echo "CNI_TYPE=$2"
 158                 shift
 159                 ;;
 160         -k|--kube)
 161                 echo "This is config kube version:$2"
 162                 KUBE_VERSION="$2"
 163                 shift
 164                 ;;
 165         -c|--cni-ver)
 166                 echo "This is config cni version:$2"
 167                 CNI_VERSION="$2"
 168                 shift
 169                 ;;
 170         -h|--help)
 171                 echo "this is help case"
 172                 display_help
 173                 ;;
 174         --)
 175                 printOption
 176                 shift
 177                 break
 178                 ;;
 179         esac
 180 shift
 181 done
 182
 183 deploy_k8s
 184
 185 sleep 20
 186
 187 check_k8s_status