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AlexAtkinson/build_mongodb.sh

Last active November 30, 2023 16:14
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BASH from the PAST: Create a MondoDB Instance with Striped LVMs to cheat EBS performance...
Raw
build_mongodb.sh
#!/bin/bash
# ----------------------------------------------------------------------
# /root/build_mongod.sh
#
# NOTES:
# - This script has BIG AWESOME HEADERS to liven up the CLI experience...
# - DO NOT disable SELINUX... Learn it.
#
# INSTRUCTIONS:
# Launch in a screen. Pre-warming the devices takes 10-12 hours.
#
# ----------------------------------------------------------------------
# Functions
# ----------------------------------------------------------------------
function resultcheck {
if [ $? -eq $1 ]
then echo -e "$TASK: \e[00;32mSUCCESS\e[00m" | tee -a build.log
else
echo -e "$TASK: \e[00;31mERROR\e[00m" | tee -a build.log
fi
}
# ----------------------------------------------------------------------
# Main Operations
# ----------------------------------------------------------------------
echo -e "\n\n"
echo " ██╗ ██╗ ██████╗ ██╗███████╗ █████╗ ██████╗ ██╗ ███████╗ ███████╗███████╗██╗ ██╗███╗ ██╗██╗ ██╗██╗ ██╗"
echo "████████╗ ██╔══██╗██║██╔════╝██╔══██╗██╔══██╗██║ ██╔════╝ ██╔════╝██╔════╝██║ ██║████╗ ██║██║ ██║╚██╗██╔╝"
echo "╚██╔═██╔╝ ██║ ██║██║███████╗███████║██████╔╝██║ █████╗ ███████╗█████╗ ██║ ██║██╔██╗ ██║██║ ██║ ╚███╔╝ "
echo "████████╗ ██║ ██║██║╚════██║██╔══██║██╔══██╗██║ ██╔══╝ ╚════██║██╔══╝ ██║ ██║██║╚██╗██║██║ ██║ ██╔██╗ "
echo "╚██╔═██╔╝ ██████╔╝██║███████║██║ ██║██████╔╝███████╗███████╗ ███████║███████╗███████╗██║██║ ╚████║╚██████╔╝██╔╝ ██╗"
echo " ╚═╝ ╚═╝ ╚═════╝ ╚═╝╚══════╝╚═╝ ╚═╝╚═════╝ ╚══════╝╚══════╝ ╚══════╝╚══════╝╚══════╝╚═╝╚═╝ ╚═══╝ ╚═════╝ ╚═╝ ╚═╝"
TASK="Disable SELinux via Configuration File"
echo -e "\n$TASK..."
sudo sed 's/SELINUX=enforcing/SELINUX=disabled/g' -i /etc/selinux/config ; resultcheck 0
TASK="Verifying SELinux Configuration File"
echo -e "\n$TASK..."
sudo sestatus | grep "Mode from config file" | grep disabled ; resultcheck 0
TASK="Disable IPtables - CentOS v <= 6. Fails on 7. Could add sanity..."
echo -e "\n$TASK..."
sudo chkconfig iptables off ; resultcheck 0
sudo /etc/init.d/iptables stop ; resultcheck 0
sudo service iptables stop ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ██╗ ██╗ ██████╗ ███████╗████████╗███╗ ██╗ █████╗ ███╗ ███╗███████╗ ███████╗██╗██╗ ██╗"
echo "████████╗ ██║ ██║██╔═══██╗██╔════╝╚══██╔══╝████╗ ██║██╔══██╗████╗ ████║██╔════╝ ██╔════╝██║╚██╗██╔╝"
echo "╚██╔═██╔╝ ███████║██║ ██║███████╗ ██║ ██╔██╗ ██║███████║██╔████╔██║█████╗ █████╗ ██║ ╚███╔╝ "
echo "████████╗ ██╔══██║██║ ██║╚════██║ ██║ ██║╚██╗██║██╔══██║██║╚██╔╝██║██╔══╝ ██╔══╝ ██║ ██╔██╗ "
echo "╚██╔═██╔╝ ██║ ██║╚██████╔╝███████║ ██║ ██║ ╚████║██║ ██║██║ ╚═╝ ██║███████╗ ██║ ██║██╔╝ ██╗"
echo " ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚══════╝ ╚═╝ ╚═╝ ╚═══╝╚═╝ ╚═╝╚═╝ ╚═╝╚══════╝ ╚═╝ ╚═╝╚═╝ ╚═╝"
TASK="Fix hostname preservation in Centos 7"
echo -e "\n$TASK..."
if grep 'CentOS Linux release 7' /etc/centos-release >&/dev/null ;then
shortname=$(hostname | awk -F '.' '{ print $1 }')
sudo hostnamectl set-hostname $shortname
echo -e "\npreserve_hostname: true" | sudo tee -a /etc/cloud/cloud.cfg ; resultcheck 0
fi
echo -e "\n\n"
echo " ██╗ ██╗ ███████╗██████╗ ███████╗██╗ ██████╗ ███████╗██████╗ ██████╗ "
echo "████████╗ ██╔════╝██╔══██╗██╔════╝██║ ██╔══██╗██╔════╝██╔══██╗██╔═══██╗"
echo "╚██╔═██╔╝ █████╗ ██████╔╝█████╗ ██║ ██████╔╝█████╗ ██████╔╝██║ ██║"
echo "████████╗ ██╔══╝ ██╔═══╝ ██╔══╝ ██║ ██╔══██╗██╔══╝ ██╔═══╝ ██║ ██║"
echo "╚██╔═██╔╝ ███████╗██║ ███████╗███████╗ ██║ ██║███████╗██║ ╚██████╔╝"
echo " ╚═╝ ╚═╝ ╚══════╝╚═╝ ╚══════╝╚══════╝ ╚═╝ ╚═╝╚══════╝╚═╝ ╚═════╝ "
TASK="Installing EPEL Repository"
echo -e "\n$TASK..."
sudo yum -y install epel-release ; resultcheck 0
TASK="Re-Synchronize Package Index Files"
echo -e "\n$TASK..."
sudo yum -y update ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ██╗███╗ ██╗███████╗████████╗ █████╗ ██╗ ██╗ ███████╗████████╗██╗ ██╗███████╗███████╗"
echo "████████╗ ██║████╗ ██║██╔════╝╚══██╔══╝██╔══██╗██║ ██║ ██╔════╝╚══██╔══╝██║ ██║██╔════╝██╔════╝"
echo "╚██╔═██╔╝ ██║██╔██╗ ██║███████╗ ██║ ███████║██║ ██║ ███████╗ ██║ ██║ ██║█████╗ █████╗ "
echo "████████╗ ██║██║╚██╗██║╚════██║ ██║ ██╔══██║██║ ██║ ╚════██║ ██║ ██║ ██║██╔══╝ ██╔══╝ "
echo "╚██╔═██╔╝ ██║██║ ╚████║███████║ ██║ ██║ ██║███████╗███████╗ ███████║ ██║ ╚██████╔╝██║ ██║ "
echo " ╚═╝ ╚═╝ ╚═╝╚═╝ ╚═══╝╚══════╝ ╚═╝ ╚═╝ ╚═╝╚══════╝╚══════╝ ╚══════╝ ╚═╝ ╚═════╝ ╚═╝ ╚═╝ "
TASK="Installing Stuff"
echo -e "\n$TASK..."
sudo yum -y install vim lvm2 xfsprogs wget sysstat htop iotop iftop telnet lsof nmap ntp ntpdate gcc tmux bc mlocate unzip screen ; resultcheck 0
TASK="Reload systemctl daemon"
echo -e "\n$TASK..."
sudo systemctl daemon-reload ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███████╗███████╗████████╗██╗ ██╗██████╗ ██╗ ██╗ ██╗███╗ ███╗"
echo "████████╗ ██╔════╝██╔════╝╚══██╔══╝██║ ██║██╔══██╗ ██║ ██║ ██║████╗ ████║"
echo "╚██╔═██╔╝ ███████╗█████╗ ██║ ██║ ██║██████╔╝ ██║ ██║ ██║██╔████╔██║"
echo "████████╗ ╚════██║██╔══╝ ██║ ██║ ██║██╔═══╝ ██║ ╚██╗ ██╔╝██║╚██╔╝██║"
echo "╚██╔═██╔╝ ███████║███████╗ ██║ ╚██████╔╝██║ ███████╗╚████╔╝ ██║ ╚═╝ ██║"
echo " ╚═╝ ╚═╝ ╚══════╝╚══════╝ ╚═╝ ╚═════╝ ╚═╝ ╚══════╝ ╚═══╝ ╚═╝ ╚═╝"
TASK="systemd & LVMs..."
echo -e "\n$TASK..."
sudo systemctl enable lvm2-lvmetad.service ; resultcheck 0
sudo systemctl enable lvm2-lvmetad.socket ; resultcheck 0
sudo systemctl start lvm2-lvmetad.service ; resultcheck 0
sudo systemctl start lvm2-lvmetad.socket ; resultcheck 0
echo "Build First LVM Segment..."
TASK="Initialize Disks"
echo -e "\n$TASK..."
sudo pvcreate -ff /dev/xvd[bcdefghi] ; resultcheck 0
TASK="Create Volume Group"
echo -e "\n$TASK..."
sudo vgcreate vg0 /dev/xvd[bcdefghi] ; resultcheck 0
TASK="Create Logical Volume"
echo -e "\n$TASK..."
sudo lvcreate --extents 100%FREE --stripes 8 --stripesize 128 --readahead 32 --name lv0 vg0 ; resultcheck 0
TASK="Build Linux File System"
echo -e "\n$TASK..."
sudo mkfs.xfs /dev/mapper/vg0-lv0 ; resultcheck 0
TASK="Make /data"
echo -e "\n$TASK..."
sudo mkdir /data ; resultcheck 0
# If blkid caches results.
TASK="Prime blkid"
echo -e "\n$TASK..."
sudo blkid ; resultcheck 0
TASK="Get LVM UUID"
echo -e "\n$TASK..."
uuid="$(sudo blkid | grep vg0 | cut -d' ' -f2 | sed 's/"//g')" ; resultcheck 0
TASK="Add Entry To /etc/fstab"
echo -e "\n$TASK..."
echo "$uuid /data xfs defaults,auto,noatime 0 0" | sudo tee -a /etc/fstab ; resultcheck 0
TASK="Mount LVM"
echo -e "\n$TASK..."
sudo mount -a ; resultcheck 0
TASK="Verify Volume Mount"
echo -e "\n$TASK..."
df -h | grep "vg0"; resultcheck 0
TASK="Clean /data"
echo -e "\n$TASK..."
sudo rm -rf /data/* ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███████╗███████╗████████╗██╗ ██╗██████╗ ███████╗██╗ ██╗ █████╗ ██████╗ "
echo "████████╗ ██╔════╝██╔════╝╚══██╔══╝██║ ██║██╔══██╗ ██╔════╝██║ ██║██╔══██╗██╔══██╗"
echo "╚██╔═██╔╝ ███████╗█████╗ ██║ ██║ ██║██████╔╝ ███████╗██║ █╗ ██║███████║██████╔╝"
echo "████████╗ ╚════██║██╔══╝ ██║ ██║ ██║██╔═══╝ ╚════██║██║███╗██║██╔══██║██╔═══╝ "
echo "╚██╔═██╔╝ ███████║███████╗ ██║ ╚██████╔╝██║ ███████║╚███╔███╔╝██║ ██║██║ "
echo " ╚═╝ ╚═╝ ╚══════╝╚══════╝ ╚═╝ ╚═════╝ ╚═╝ ╚══════╝ ╚══╝╚══╝ ╚═╝ ╚═╝╚═╝ "
TASK="Generate Swapfile"
echo -e "\n$TASK..."
sudo dd if=/dev/zero of=/swapfile bs=1M count=1024 ; resultcheck 0
TASK="Setup Swapfile"
echo -e "\n$TASK..."
sudo mkswap /swapfile ; resultcheck 0
TASK="Enable Swapfile"
echo -e "\n$TASK..."
sudo swapon /swapfile ; resultcheck 0
TASK="Add Swapfile Entry to /etc/fstab"
echo -e "\n$TASK..."
echo "/swapfile swap swap defaults 0 0" | sudo tee -a /etc/fstab ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███╗ ███╗ ██████╗ ███╗ ██╗ ██████╗ ██████╗ ██████╗ ███████╗██████╗ ██████╗ "
echo "████████╗ ████╗ ████║██╔═══██╗████╗ ██║██╔════╝ ██╔═══██╗ ██╔══██╗██╔════╝██╔══██╗██╔═══██╗"
echo "╚██╔═██╔╝ ██╔████╔██║██║ ██║██╔██╗ ██║██║ ███╗██║ ██║ ██████╔╝█████╗ ██████╔╝██║ ██║"
echo "████████╗ ██║╚██╔╝██║██║ ██║██║╚██╗██║██║ ██║██║ ██║ ██╔══██╗██╔══╝ ██╔═══╝ ██║ ██║"
echo "╚██╔═██╔╝ ██║ ╚═╝ ██║╚██████╔╝██║ ╚████║╚██████╔╝╚██████╔╝ ██║ ██║███████╗██║ ╚██████╔╝"
echo " ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚═╝ ╚═══╝ ╚═════╝ ╚═════╝ ╚═╝ ╚═╝╚══════╝╚═╝ ╚═════╝ "
TASK="Adding MongoDB 3.0 Repository"
echo -e "\n$TASK..."
echo -e "[mongodb-org-3.0]\nname=MongoDB Repository\nbaseurl=https://repo.mongodb.org/yum/redhat/\$releasever/mongodb-org/3.0/x86_64/\ngpgcheck=0\nenabled=1" | sudo tee -a /etc/yum.repos.d/mongodb.repo ; resultcheck 0
TASK="Re-Synchronize Package Index Files"
echo -e "\n$TASK..."
sudo yum -y update ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███╗ ███╗ ██████╗ ███╗ ██╗ ██████╗ ██████╗ ██████╗ ██████╗ ██████╗ ██████╗ ██╗ ██╗"
echo "████████╗ ████╗ ████║██╔═══██╗████╗ ██║██╔════╝ ██╔═══██╗██╔══██╗██╔══██╗ ╚════██╗ ██╔═████╗ ╚██╗██╔╝"
echo "╚██╔═██╔╝ ██╔████╔██║██║ ██║██╔██╗ ██║██║ ███╗██║ ██║██║ ██║██████╔╝ █████╔╝ ██║██╔██║ ╚███╔╝ "
echo "████████╗ ██║╚██╔╝██║██║ ██║██║╚██╗██║██║ ██║██║ ██║██║ ██║██╔══██╗ ╚═══██╗ ████╔╝██║ ██╔██╗ "
echo "╚██╔═██╔╝ ██║ ╚═╝ ██║╚██████╔╝██║ ╚████║╚██████╔╝╚██████╔╝██████╔╝██████╔╝ ██████╔╝██╗╚██████╔╝██╗██╔╝ ██╗"
echo " ╚═╝ ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚═╝ ╚═══╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚═════╝ ╚═╝ ╚═════╝ ╚═╝╚═╝ ╚═╝"
TASK="Installing MongoDB 3.0"
echo -e "\n$TASK..."
sudo yum -y install mongodb-org ; resultcheck 0
TASK="Pinning MongoDB Version"
echo -e "\n$TASK..."
echo "exclude=mongodb-org,mongodb-org-server,mongodb-org-shell,mongodb-org-mongos,mongodb-org-tools" | sudo tee -a /etc/yum.conf ; resultcheck 0
TASK="Building YAML Config: /etc/mongod.conf"
echo -e "\n$TASK..."
echo "systemLog:" | sudo tee /etc/mongod.conf ; resultcheck 0
echo " path: "/var/log/mongodb/mongod.log"" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " logAppend: true" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " destination: file" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo "storage:" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " dbPath: "/data"" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " journal:" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " enabled: true" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo "processManagement:" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " fork: true" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo " pidFilePath: "/var/run/mongodb/mongod.pid"" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo "replication:" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< CHANGE THIS >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>" | tee -a build.log
echo " replSetName: xrsx" | sudo tee -a /etc/mongod.conf ; resultcheck 0
echo "<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>" | tee -a build.log
TASK="Hack /etc/init.d/mongod"
echo -e "\n$TASK..."
sudo sed -ir '/# Make sure the default pidfile directory exists/i\ # DIRTY readahead hack to present monogd with an acceptable RA at init time. The LV defiend RA catches up shortly after.\n\ RA="\$(blockdev --report | grep dm-0 | awk \x27{print\ \$2}\x27)" ; if [ \$RA -eq 32 ] ; then : ; else blockdev --setra 32 /dev/dm-0 ; fi' /etc/init.d/mongod ; resultcheck 0
TASK="Chown /data to mongod:mongod"
echo -e "\n$TASK..."
sudo chown -R mongod:mongod /data ; resultcheck 0
TASK="Setup mongod-logroller.sh"
echo -e "\n$TASK..."
sudo mkdir /root/cron ; resultcheck 0
sudo wget http://deploy.clforest.com/infrastructure/mongodb/mongod-logroller.sh -O /root/cron/mongod-logroller.sh ; resultcheck 0
sudo chmod +x /root/cron/mongod-logroller.sh ; resultcheck 0
(crontab -l 2>/dev/null; echo "*/10 * * * * /root/cron/mongod-logroller.sh") | sudo crontab - ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ████████╗██╗ ██╗███╗ ██╗██╗███╗ ██╗ ██████╗ "
echo "████████╗ ╚══██╔══╝██║ ██║████╗ ██║██║████╗ ██║██╔════╝ "
echo "╚██╔═██╔╝ ██║ ██║ ██║██╔██╗ ██║██║██╔██╗ ██║██║ ███╗"
echo "████████╗ ██║ ██║ ██║██║╚██╗██║██║██║╚██╗██║██║ ██║"
echo "╚██╔═██╔╝ ██║ ╚██████╔╝██║ ╚████║██║██║ ╚████║╚██████╔╝"
echo " ╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚═╝ ╚═══╝╚═╝╚═╝ ╚═══╝ ╚═════╝ "
TASK="Adjust Limits"
echo -e "\n$TASK..."
sudo sed -i '/# End of file/d' /etc/security/limits.conf ; resultcheck 0
echo "mongod hard fsize unlimited" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod soft fsize unlimited" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod hard cpu unlimited" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod soft cpu unlimited" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod hard nofile 64000" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod soft nofile 64000" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod hard nproc 64000" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "mongod soft nproc 64000" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
echo "# End of file" | sudo tee -a /etc/security/limits.conf ; resultcheck 0
TASK="Disable THP - Create init script"
echo -e "\n$TASK..."
sudo bash -c 'cat << EOF > /etc/init.d/disable-transparent-hugepages
#!/bin/sh
### BEGIN INIT INFO
# Provides: disable-transparent-hugepages
# Required-Start: \$local_fs
# Required-Stop:
# X-Start-Before: mongod mongodb-mms-automation-agent
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Disable Linux transparent huge pages
# Description: Disable Linux transparent huge pages, to improve
# database performance.
### END INIT INFO
case \$1 in
start)
if [ -d /sys/kernel/mm/transparent_hugepage ]; then
thp_path=/sys/kernel/mm/transparent_hugepage
elif [ -d /sys/kernel/mm/redhat_transparent_hugepage ]; then
thp_path=/sys/kernel/mm/redhat_transparent_hugepage
else
return 0
fi
echo '"'"'never'"'"' > \${thp_path}/enabled
echo '"'"'never'"'"' > \${thp_path}/defrag
unset thp_path
;;
esac
EOF' ; resultcheck 0
TASK="Disable THP - Set init script permissions"
echo -e "\n$TASK..."
sudo chmod 755 /etc/init.d/disable-transparent-hugepages ; resultcheck 0
TASK="Disable THP - Enable init script"
echo -e "\n$TASK..."
sudo chkconfig --add disable-transparent-hugepages ; resultcheck 0
TASK="Disable THP - Create tuned profile"
echo -e "\n$TASK..."
sudo mkdir /etc/tuned/no-thp ; resultcheck 0
TASK="Disable THP - Create tuned profile config"
echo -e "\n$TASK..."
sudo bash -c 'cat << 'EOF' > /etc/tuned/no-thp/tuned.conf
[main]
include=virtual-guest
[vm]
transparent_hugepages=never
EOF' ; resultcheck 0
TASK="Disable THP - Enable tuned profile"
echo -e "\n$TASK..."
sudo tuned-adm profile no-thp ; resultcheck 0
TASK="Set TCPKeepAlive Time: 120"
echo -e "\n$TASK..."
echo "net.ipv4.tcp_keepalive_time = 120" | sudo tee -a /etc/sysctl.conf ; resultcheck 0
TASK="Check Zone-Reclaim Mode"
echo -e "\n$TASK..."
sudo grep 0 /proc/sys/vm/zone_reclaim_mode ; resultcheck 0
TASK="Add 'set bg=dark' to /etc/vimrc "
echo -e "\n$TASK..."
echo "set bg=dark" | sudo tee -a /etc/vimrc ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███████╗████████╗ █████╗ ██████╗ ████████╗██╗ ██╗██████╗ ██╗████████╗███████╗███╗ ███╗███████╗"
echo "████████╗ ██╔════╝╚══██╔══╝██╔══██╗██╔══██╗╚══██╔══╝██║ ██║██╔══██╗ ██║╚══██╔══╝██╔════╝████╗ ████║██╔════╝"
echo "╚██╔═██╔╝ ███████╗ ██║ ███████║██████╔╝ ██║ ██║ ██║██████╔╝ ██║ ██║ █████╗ ██╔████╔██║███████╗"
echo "████████╗ ╚════██║ ██║ ██╔══██║██╔══██╗ ██║ ██║ ██║██╔═══╝ ██║ ██║ ██╔══╝ ██║╚██╔╝██║╚════██║"
echo "╚██╔═██╔╝ ███████║ ██║ ██║ ██║██║ ██║ ██║ ╚██████╔╝██║ ██║ ██║ ███████╗██║ ╚═╝ ██║███████║"
echo " ╚═╝ ╚═╝ ╚══════╝ ╚═╝ ╚═╝ ╚═╝╚═╝ ╚═╝ ╚═╝ ╚═════╝ ╚═╝ ╚═╝ ╚═╝ ╚══════╝╚═╝ ╚═╝╚══════╝"
TASK="Add Startup Service: ntpd"
echo -e "\n$TASK..."
sudo systemctl enable ntpd ; resultcheck 0
TASK="Start Service: ntpd"
echo -e "\n$TASK..."
sudo systemctl start ntpd ; resultcheck 0
TASK="Add Startup Service: mongod"
echo -e "\n$TASK..."
sudo systemctl enable mongod ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ███╗ ██╗ █████╗ ██████╗ ██████╗ ██╗ ██╗ ██╗ ██████╗ "
echo "████████╗ ████╗ ██║██╔══██╗██╔════╝ ██╔══██╗██║ ██║ ██║██╔════╝ "
echo "╚██╔═██╔╝ ██╔██╗ ██║███████║██║ ███╗██████╔╝██║ ██║ ██║██║ ███╗"
echo "████████╗ ██║╚██╗██║██╔══██║██║ ██║██╔═══╝ ██║ ██║ ██║██║ ██║"
echo "╚██╔═██╔╝ ██║ ╚████║██║ ██║╚██████╔╝██║ ███████╗╚██████╔╝╚██████╔╝"
echo " ╚═╝ ╚═╝ ╚═╝ ╚═══╝╚═╝ ╚═╝ ╚═════╝ ╚═╝ ╚══════╝ ╚═════╝ ╚═════╝ "
TASK="Add User: nagplug"
echo -e "\n$TASK..."
sudo useradd -m nagplug ; resultcheck 0
TASK="Setup: /home/nagplug/.ssh"
echo -e "\n$TASK..."
sudo mkdir /home/nagplug/.ssh ; resultcheck 0
TASK="Setup: authorized_keys2"
echo -e "\n$TASK..."
sudo touch /home/nagplug/.ssh/authorized_keys2 ; resultcheck 0
TASK="Chown -R /home/nagplug"
echo -e "\n$TASK..."
sudo chown -R nagplug:nagplug /home/nagplug/ ; resultcheck 0
TASK="Setup Permissions"
echo -e "\n$TASK..."
sudo chmod 700 /home/nagplug/.ssh/ && sudo chmod 644 /home/nagplug/.ssh/authorized_keys2 ; resultcheck 0
TASK="Insert SSH Key"
echo -e "\n$TASK..."
echo "ssh-rsa SECRETKEY nagios@vpn" | sudo tee -a /home/nagplug/.ssh/authorized_keys2 ; resultcheck 0
TASK="Enable authorized_keys2 handling by sshd"
echo -e "\n$TASK..."
sudo sed -e "/AuthorizedKeysFile/ s/^#*/#/" -i /etc/ssh/sshd_config ; resultcheck 0
TASK="Reload sshd"
echo -e "\n$TASK..."
sudo service sshd reload ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ██████╗██╗ ███████╗ █████╗ ███╗ ██╗██╗ ██╗██████╗ "
echo "████████╗ ██╔════╝██║ ██╔════╝██╔══██╗████╗ ██║██║ ██║██╔══██╗"
echo "╚██╔═██╔╝ ██║ ██║ █████╗ ███████║██╔██╗ ██║██║ ██║██████╔╝"
echo "████████╗ ██║ ██║ ██╔══╝ ██╔══██║██║╚██╗██║██║ ██║██╔═══╝ "
echo "╚██╔═██╔╝ ╚██████╗███████╗███████╗██║ ██║██║ ╚████║╚██████╔╝██║ "
echo " ╚═╝ ╚═╝ ╚═════╝╚══════╝╚══════╝╚═╝ ╚═╝╚═╝ ╚═══╝ ╚═════╝ ╚═╝ "
TASK="Delete: buildmongod.sh"
echo -e "\n$TASK..."
sudo rm $0 ; resultcheck 0
echo -e "\n\n"
echo " ██╗ ██╗ ██████╗ ███████╗███████╗████████╗ █████╗ ██████╗ ████████╗"
echo "████████╗ ██╔══██╗██╔════╝██╔════╝╚══██╔══╝██╔══██╗██╔══██╗╚══██╔══╝"
echo "╚██╔═██╔╝ ██████╔╝█████╗ ███████╗ ██║ ███████║██████╔╝ ██║ "
echo "████████╗ ██╔══██╗██╔══╝ ╚════██║ ██║ ██╔══██║██╔══██╗ ██║ "
echo "╚██╔═██╔╝ ██║ ██║███████╗███████║ ██║ ██║ ██║██║ ██║ ██║ "
echo " ╚═╝ ╚═╝ ╚═╝ ╚═╝╚══════╝╚══════╝ ╚═╝ ╚═╝ ╚═╝╚═╝ ╚═╝ ╚═╝ "
#TASK="Host Setup Complete! Rebooting NOW!"
#echo -e "\n$TASK..."
#sudo shutdown -r 0
echo -e "Build Complete. Review results, edit /etc/mongod.conf & restart system.\nBye-bye!" | tee -a build.log
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