Add prepare.sh

Author: kuldeep23907

prepare.sh

@@ -0,0 +1,113 @@
+#!/bin/bash
+
+function printHelp() {
+    echo "Usage: "
+    echo "  prepare.sh <mode> [-u <user name>] [-S | -s <size>]"
+    echo "    <mode> - One of 'all', 'light', 'webapp', 'fabric', 'setenv', 'check'"
+    echo "      - 'all'       - Prepare all prerequisites and install fabric"
+    echo "      - 'light'     - Prepare fabric prerequisites and install fabric"
+    echo "      - 'webapp'    - Prepare webapp prerequisites"
+    echo "      - 'fabric'    - Install only fabric"
+    echo "      - 'envfile'   - Make fabric environment file for user"
+    echo "      - 'check'     - Check version of prerequisites"
+    echo "    -u <user name>  - Owner of the home directory to which the fabric-samples will be installed (defaults to current user)"
+    echo "    -S              - Add 2GB swap partition with swapfile"
+    echo "    -s <size>       - Add # size swap partition with swapfile"
+    echo "  prepare.sh -h (print this message)"
+}
+
+function installFabricPrereqs() {
+    set -x
+    apt-get update
+    # install golang
+    wget https://dl.google.com/go/go1.11.linux-amd64.tar.gz
+    tar -xvf go1.11.linux-amd64.tar.gz
+    mv go /usr/local
+    rm -rf go1.11.linux-amd64.tar.gz
+    # install docker and docker-compose
+    apt-get install -y docker.io docker-compose
+    set +x
+}
+
+
+
+function checkPrereqs() {
+    set -x
+    node -v
+    npm -v
+    go version
+    docker -v
+    docker-compose -v
+    set +x
+}
+
+function installFabric() {
+    # install fabric binary and fabric-samples directory in user home
+    curl -sSL http://bit.ly/2ysbOFE | bash -s 1.4.6
+    mv fabric-samples/ $USER_HOME
+}
+
+function makeEnvironment() {
+    export GOROOT=/usr/local/go
+    export GOPATH=$USER_HOME/go
+    export PATH=$USER_HOME/go/bin:/usr/local/go/bin:$USER_HOME/fabric-samples/bin:$PATH
+    export PUBLIC_IP=$(curl ifconfig.me)
+
+    touch $ENV_FILE
+    echo "export GOROOT=$GOROOT" >>$ENV_FILE
+    echo "export GOPATH=$GOPATH" >>$ENV_FILE
+    echo "export PATH=$PATH" >>$ENV_FILE
+    echo "" >>$ENV_FILE
+    echo "export PUBLIC_IP=$PUBLIC_IP" >>$ENV_FILE
+    echo "alias sudo=\"sudo env PATH=$PATH PUBLIC_IP=$PUBLIC_IP\"" >>$ENV_FILE
+}
+
+SWAP_SIZE="2GB"
+USER_HOME=$HOME
+ENV_FILE="environment"
+# Parse commandline args
+MODE=$1
+shift
+
+while getopts "h?s:Su:" opt; do
+    case "$opt" in
+    h | \?)
+        printHelp
+        exit 1
+        ;;
+    u)
+        USER_HOME=/home/$OPTARG
+        ;;
+    S)
+        allocateSwap
+        ;;
+    s)
+        SWAP_SIZE=$OPTARG
+        allocateSwap
+        ;;
+    esac
+done
+
+if [ $MODE == "all" ]; then
+    installFabricPrereqs
+    installFabric
+    makeEnvironment
+    checkPrereqs
+elif [ $MODE == "light" ]; then
+    installFabricPrereqs
+    installFabric
+    makeEnvironment
+    checkPrereqs
+elif [ $MODE == "webapp" ]; then
+    installWebAppPrereqs
+    checkPrereqs
+elif [ $MODE == "fabric" ]; then
+    installFabric
+elif [ $MODE == "envfile" ]; then
+    makeEnvironment
+elif [ $MODE == "check" ]; then
+    checkPrereqs
+else
+    printHelp
+    exit 1
+fi