Created
September 12, 2024 14:11
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BASH from the PAST: Create a Mesos Master Instance
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| #!/bin/bash | |
| # ---------------------------------------------------------------------- | |
| # /root/build_mesos-master.sh | |
| # mesos-master auto-build | |
| # | |
| # ---------------------------------------------------------------------- | |
| # Variables | |
| # ---------------------------------------------------------------------- | |
| user="root" | |
| dir="/root" | |
| distro=$(lsb_release -is | tr '[:upper:]' '[:lower:]') | |
| codename=$(lsb_release -cs) | |
| ip=$(ifconfig eth0 | awk '/inet / { print $2 }' | sed 's/addr://') | |
| server1="192.168.1.x" | |
| server2="192.168.1.y" | |
| server3="192.168.1.z" | |
| # ---------------------------------------------------------------------- | |
| # Sanity Checks | |
| # ---------------------------------------------------------------------- | |
| if [ "$(whoami)" != $user ] ; then | |
| echo -e "\nError: This script *must* be run as $user!\n" | |
| exit 1 | |
| fi | |
| if [ "$(pwd)" != $dir ] ; then | |
| echo -e "\nError: This script *must* be located in $dir!\n" | |
| exit 1 | |
| fi | |
| # ---------------------------------------------------------------------- | |
| # User Defined Variables | |
| # ---------------------------------------------------------------------- | |
| read -p "Enter mesos-master ID: " id | |
| read -p "Enter mesos cluster name: " cluster-name | |
| # ---------------------------------------------------------------------- | |
| # 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 "Adding repositories..." | |
| apt-key adv --keyserver keyserver.ubuntu.com --recv E56151BF ; if [ $? -eq 0 ] ; then echo -e "\e[00;32mSUCCESS\e[00m - apt key received." ; else echo -e "\e[00;31mERROR\e[00m - apt key not received." ; fi | |
| echo "deb http://repos.mesosphere.io/${distro} ${codename} main" | tee /etc/apt/sources.list.d/mesosphere.list ; if [ $? -eq 0 ] ; then echo -e "\e[00;32mSUCCESS\e[00m - mesosphere repository added." ; else echo -e "\e[00;31mERROR\e[00m - mesosphere repository not added." ; fi | |
| echo "Re-synchronize the package index files from their sources..." | |
| apt-get -y update ; if [ $? -eq 0 ] ; then echo -e "\e[00;32mSUCCESS\e[00m - package index files synchronized." ; else echo -e "\e[00;31mERROR\e[00m - package index files not synchronized." ; fi | |
| echo "Installing Mesosphere..." | |
| apt-get -y install mesosphere ; if [ $? -eq 0 ] ; then echo -e "\e[00;32mSUCCESS\e[00m - mesosphere installed." ; else echo -e "\e[00;31mERROR\e[00m - mesosphere not installed." ; fi | |
| echo "Building configuration files..." | |
| echo $id > /etc/zookeeper/conf/myid ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/zookeeper/conf/myid not modified." ; fi | |
| echo "zk://$server1:2181,$server2:2181,$server3:2181/mesos" > /etc/mesos/zk ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos/zk not modified correctly." ; fi | |
| sed -ri 's/^#?server.1=zookeeper1:2888:3888/server.1=$server1:2888:3888/' /etc/zookeeper/conf/zoo.cfg ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/zookeeper/conf/zoo.cfg not modified correctly." ; fi | |
| sed -ri 's/^#?server.2=zookeeper2:2888:3888/server.2=$server2:2888:3888/' /etc/zookeeper/conf/zoo.cfg ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/zookeeper/conf/zoo.cfg not modified correctly." ; fi | |
| sed -ri 's/^#?server.3=zookeeper3:2888:3888/server.3=$server3:2888:3888/' /etc/zookeeper/conf/zoo.cfg ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/zookeeper/conf/zoo.cfg not modified correctly." ; fi | |
| echo 2 > /etc/mesos-master/quorum ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-master/quorum not modified correctly." ; fi | |
| echo $cluster-name > /etc/mesos-master/cluster ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-master/cluster not modified correctly." ; fi | |
| echo $ip > /etc/mesos-master/ip ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-master/ip not modified correctly." ; fi | |
| echo $ip > /etc/mesos-master/hostname ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-master/hostname not modified correctly." ; fi | |
| mkdir -p /etc/marathon/conf ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/marathon/conf not created." ; fi | |
| cp /etc/mesos-master/hostname /etc/marathon/conf ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/marathon/conf not created." ; fi | |
| cp /etc/mesos/zk /etc/marathon/conf/master ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/marathon/conf/master not created." ; fi | |
| cp /etc/marathon/conf/master /etc/marathon/conf/zk ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/marathon/conf/zk not created." ; fi | |
| sed -i 's/mesos/marathon/' /etc/marathon/conf/zk ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/marathon/conf/zk not modified correctly." ; fi | |
| echo "Finalizing Services..." | |
| ps aux | grep mesos-slave | grep -v grep ; if [ $? -eq 1 ] ; then true ; else service mesos-slave stop ; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-slave was unable to shutdown successfully." ; fi | |
| update-rc.d -f mesos-slave remove ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-slave not removed from startup services successfully." ; fi | |
| ps aux | grep zookeeper | grep -v grep ; if [ $? -eq 0 ] ; then service zookeeper restart ; else service zookeeper start; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - zookeeper was unable to start successfully." ; fi | |
| ps aux | grep mesos-master | grep -v grep ; if [ $? -eq 0 ] ; then service mesos-master restart ; else service mesos-master start; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-master was unable to start successfully." ; fi | |
| ps aux | grep marathon | grep -v grep ; if [ $? -eq 0 ] ; then service marathon restart ; else service marathon start; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - marathon was unable to start successfully." ; fi | |
| ps aux | grep chronos | grep -v grep ; if [ $? -eq 0 ] ; then service chronos restart ; else service chronos start; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - chronos was unable to start successfully." ; fi |
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Didn't bother with AMIs at the time. Ansible was still gaining adoption...
The earliest example of my
resultcheckfunction... Ah memories.