src/foundation/scripts/startup.sh

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