Merge pull request #26 from MarkChenYutian/issue25

added nodejs installer

Author: agentmilindu

installers/node/installer.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+YUM_CMD=$(which yum) # yum package manager for RHEL & CentOS
+DNF_CMD=$(which dnf) # dnf package manager for new RHEL & CentOS
+APT_GET_CMD=$(which apt-get) # apt package manager for Ubuntu & other Debian based distributions
+APK_CMD=$(which apk) # apk package manager for Alpine
+
+ if [ ! -z $APT_GET_CMD ]; then
+    if [  -n "$(uname -a | grep Ubuntu)" ]; then
+        curl -sL https://deb.nodesource.com/setup_12.x | sudo -E bash -
+        sudo apt-get install -y nodejs
+    else
+        curl -sL https://deb.nodesource.com/setup_12.x | bash -
+        sudo apt-get install -y nodejs
+    fi  
+ elif [ ! -z $DNF_CMD ]; then
+    sudo dnf install -y gcc-c++ make
+    curl -sL https://rpm.nodesource.com/setup_12.x | sudo -E bash -
+    sudo dnf install nodejs
+ elif [ ! -z $YUM_CMD ]; then
+    sudo yum install nodejs12
+ elif [ 1 -z $APK_CMD ]; then
+    sudo apk update
+    sudo apk add nodejs
+ else
+    echo "Couldn't install package"
+    exit 1;
+ fi
+
+node --version