LegacyTechops/slack/prod/tsys-base/scripts/postinstall

#!/bin/bash

ISUCS="$(hostname |grep ucs -c)"

if [ $ISUCS -ne 0 ]; then
	echo "Do not run this on ucs host. Exiting..."
	exit 1
fi


########################################
#Common to all systems
########################################


#Fix timezone

unlink /etc/localtime
ln -s /usr/share/zoneinfo/America/Chicago /etc/localtime

MGMT_INT=$(netstat -rn|grep 0.0.0.0|head -n1|awk '{print $NF}')
PFV_MGMT_IP=$(ifconfig $MGMT_INT|grep inet|grep 10.251 -c)
OVH_MGMT_IP=$(ifconfig $MGMT_INT|grep inet|grep 10.253 -c)

if [ $PFV_MGMT_IP -eq 1 ]; then
	tsysSysLocation=pfv
fi

if [ $OVH_MGMT_IP -eq 1 ]; then
	tsysSysLocation=ovh
fi


#######################################################################################################################################################
#Fixup the /etc/hosts file
#######################################################################################################################################################



if [ $PFV_MGMT_IP -eq 1 ]; then
#Static /etc/hosts bits
cat  > /etc/hosts << HOSTFILESTATIC
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
HOSTFILESTATIC

#Dynamic /etc/hosts bits
cat >> /etc/hosts <<HOSTFILEDYNAMIC
127.0.1.1 $(hostname).pfv.turnsys.net $(hostname -s)
HOSTFILEDYNAMIC

fi

if [ $OVH_MGMT_IP -eq 1 ]; then
#Static /etc/hosts bits
cat  > /etc/hosts << HOSTFILESTATIC
127.0.0.1   localhost localhost.localdomain localhost4 localhost4.localdomain4
::1         localhost localhost.localdomain localhost6 localhost6.localdomain6
HOSTFILESTATIC

#Dynamic /etc/hosts bits
cat >> /etc/hosts <<HOSTFILEDYNAMIC
127.0.1.1 $(hostname).turnsys.net $(hostname -s)
HOSTFILEDYNAMIC

fi



#Step 1: Update the cache and apply all vendor patches
echo "Running apt-get update"
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" update

echo "Running apt-get dist-upgrade"
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" dist-upgrade

echo "Running apt-get upgrade"
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" upgrade


echo "Running apt-get purge"
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --purge -o Dpkg::Options::="--force-confold" autoremove --yes


#Step 2: Cleanup default cruft
echo "removing evil from the world, one nano install at a time"
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes --purge -o Dpkg::Options::="--force-confold" remove nano resolvconf openresolv

export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install git etckeeper

git config --global user.email "techops@turnsys.com"
git config --global user.name "Techops"


hostname -f > /etc/mailname

#Step 3: The usual suspects
export DEBIAN_FRONTEND="noninteractive" && apt-get -qq --yes -o Dpkg::Options::="--force-confold" install snmpd ncdu iftop nethogs screen acct tshark tcpdump glances dstat htop sysdig sysstat rsync clamav logwatch zsh sl postfix molly-guard mailutils ladvd auditd rkhunter rsyslog ngrep ntp nut-client lm-sensors zlib1g-dev uuid-dev libmnl-dev gcc make autoconf autoconf-archive autogen automake pkg-config curl

#Turn on process accounting
echo "Turning on process accounting..."
accton on

newaliases

slack tsys-$tsysSysLocation