#!/bin/sh
#----------------------------------------------------------------------
# Copyright (c) 2015  Raytheon BBN Technologies
#
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#----------------------------------------------------------------------
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# UNCLASSIFIED // FOUO
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#----------------------------------------------------------------------

# Script to set up a MongoDB install on CentOS, avoiding re-doing things

# FIXME: Failing from install script

# Go to a directory where we can download things
user="`whoami`"
if [ -e "/users/$user" ]
then
    echo " ** Running as regular user $user"
    cd
else
    echo " ** Running as install script user"
    cd /local
fi

# Bail if we've already run
if [ -f "./installed.txt" ]
then
    echo " ** Already installed"
    exit
fi

/usr/bin/sudo /bin/touch "./installed.txt"

# Update centos
# FIXME: Updates to CentOS2.6 - do we need to hold at 2.5?
/bin/echo " ** Update CentOS...."
/usr/bin/sudo /usr/bin/yum -y update & EPID=$!
wait $EPID

/usr/bin/yum -q grouplist installed "development tools" > /dev/null 2>&1
isinstalled=$?
if [ $isinstalled -eq 1 ]
then
    /usr/bin/sudo /usr/bin/yum groupinstall -y 'development tools' & EPID=$!
    wait $EPID
fi

/usr/bin/yum -q list installed wget > /dev/null 2>&1
isinstalled=$?
if [ $isinstalled -eq 1 ]
then
   /usr/bin/sudo /usr/bin/yum install -y zlib-devel bzip2-devel openssl-devel xz-libs wget & EPID=$!
   wait $EPID
fi

if [ ! -f "/usr/local/bin/python2.7" ]
then
    # Build python
    /bin/echo "*****************************************"
    /bin/echo "Build Python...."
    /usr/bin/wget http://www.python.org/ftp/python/2.7.8/Python-2.7.8.tar.xz & EPID=$!
    wait $EPID
    /usr/bin/xz -d Python-2.7.8.tar.xz & EPID=$!
    wait $EPID
    /bin/tar -xvf Python-2.7.8.tar & EPID=$!
    wait $EPID
    cd Python-2.7.8
    /usr/bin/sudo ./configure --prefix=/usr/local & EPID=$!
    wait $EPID
    /usr/bin/sudo /usr/bin/make && /usr/bin/sudo /usr/bin/make altinstall  & EPID=$!
    wait $EPID
else
    echo " ** Python2.7 already installed"
fi
export PATH="/usr/local/bin:$PATH"

if [ ! -f "/usr/local/lib/python2.7/site-packages/setuptools.pth" ]
then
    # setuptools
    /bin/echo "*****************************************"
    /bin/echo "setuptools...."
    /usr/bin/wget --no-check-certificate https://pypi.python.org/packages/source/s/setuptools/setuptools-1.4.2.tar.gz & EPID=$!
    wait $EPID
    /bin/tar -xvf setuptools-1.4.2.tar.gz & EPID=$!
    wait $EPID
    cd setuptools-1.4.2
    /usr/bin/sudo /usr/local/bin/python2.7 setup.py install & EPID=$!
    wait $EPID
else
    echo " ** setuptools already installed"
fi

if [ ! -f "/usr/local/bin/pip" ]
then
    # pip
    /bin/echo "*****************************************"
    /bin/echo "Install pip"
    /usr/bin/sudo /usr/local/bin/python2.7 ez_setup.py & EPID=$!
    wait $EPID
    /usr/bin/sudo /usr/local/bin/python2.7 easy_install.py pip & EPID=$!
    wait $EPID
    # Some extras so we can use pyopenssl since this is python 2.7.8 that misses some SSL fixes
    /usr/bin/sudo /usr/bin/yum install -y libffi-devel & EPID=$!
    wait $EPID
    /usr/bin/sudo /usr/local/bin/pip2.7 install pyopenssl ndg-httpsclient pyasn1 & EPID=$!
    wait $EPID
else
    echo " ** pip already installed"
fi

if [ ! -f "/etc/yum.repos.d/mongodb-org-3.0.repo" ]
then
    # Create the repo file for mongodb
    /bin/echo "*****************************************"
    /bin/echo "Repo config for mongodb"
    cd /tmp
    /bin/cat >./mongodb-org-3.0.repo <<EOF
[mongodb-org-3.0]
name=MongoDB Repository
baseurl=https://repo.mongodb.org/yum/redhat/6/mongodb-org/3.0/x86_64/
gpgcheck=0
enabled=1
EOF
    /usr/bin/sudo /bin/chown root:root ./mongodb-org-3.0.repo
    /usr/bin/sudo /bin/mv ./mongodb-org-3.0.repo /etc/yum.repos.d/mongodb-org-3.0.repo
else
    echo " ** MongoDB yum repo already installed"
fi

if [ ! -f "/usr/bin/mongod" ]
then
    # Install mongo
    /bin/echo "*****************************************"
    /bin/echo "Install mongo"
    /usr/bin/sudo /usr/bin/yum install -y mongodb-org & EPID=$!
    wait $EPID

    # Ensure mongo can communicate:
    # For now, leave SELinux disabled so nothing to do here.
    # /bin/echo "*****************************************"
    # /bin/echo "SELinux config for mongo"
    # /usr/bin/sudo semanage port -a -t mongod_port_t -p tcp 27017
    # /usr/bin/sudo semanage port -a -t mongod_port_t -p tcp 28017
    
    # Edit the mongod.conf
    /bin/echo "*****************************************"
    /bin/echo "Configure MongoDB...."
    # Listen on the dataplane IP as well
    # "bind_ip=127.0.0.1"->"bind_ip=127.0.0.1,10.10.9.1"
    /usr/bin/sudo /bin/sed -i 's/^bind_ip=127.0.0.1/bind_ip=127.0.0.1,10.10.9.1/' /etc/mongod.conf
    
    # Turn off journaling; disks are typically too small
    # "# nojournal=true" -> "nojournal=true"
    /usr/bin/sudo /bin/sed -i 's/^# nojournal=true/nojournal=true/' /etc/mongod.conf
else
    echo " ** MongoDB already installed"
fi

stat=`/usr/bin/sudo /sbin/service mongod status`
wcr=`/bin/echo $stat | /bin/grep running | /usr/bin/wc -l`
if [ $wcr -eq 0 ]
then
    # Start mongo
    /bin/echo "*****************************************"
    /bin/echo "Start mongod"
    /usr/bin/sudo /sbin/service mongod start
else
    /bin/echo " ** mongod already running"
fi

/bin/echo "Done configuring manager / DB node!"