Created
September 12, 2024 14:13
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BASH from the PAST: Create a Mesos Agent Instance
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| #!/bin/bash | |
| # ---------------------------------------------------------------------- | |
| # /root/build_mesos-slave.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 | |
| # ---------------------------------------------------------------------- | |
| # 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 Mesos..." | |
| apt-get -y install mesos ; if [ $? -eq 0 ] ; then echo -e "\e[00;32mSUCCESS\e[00m - mesos installed." ; else echo -e "\e[00;31mERROR\e[00m - mesos NOT installed." ; fi | |
| echo "Building configuration files..." | |
| echo "zk://$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." ; fi | |
| echo $ip > /etc/mesos-slave/ip ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-slave/ip NOT modified." ; fi | |
| echo $ip > /etc/mesos-slave/hostname ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - /etc/mesos-slave/hostname NOT modified." ; fi | |
| echo "Finalizing Services..." | |
| ps aux | grep zookeeper | grep -v grep ; if [ $? -eq 1 ] ; then true ; else service zookeeper stop ; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - zookeeper NOT shutdown...?" ; fi | |
| update-rc.d -f zookeeper remove ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - zookeeper NOT removed from startup services." ; fi | |
| ps aux | grep mesos-master | grep -v grep ; if [ $? -eq 1 ] ; then true ; else service mesos-master stop ; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-master NOT shutdown...?" ; fi | |
| update-rc.d -f mesos-master remove ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-master not removed from startup services." ; fi | |
| sleep 5 | |
| ps aux | grep mesos-slave | grep -v grep ; if [ $? -eq 0 ] ; then service mesos-slave restart ; else service mesos-slave start; fi ; if [ $? -eq 0 ] ; then true ; else echo -e "\e[00;31mERROR\e[00m - mesos-slave was unable to start successfully." ; fi |
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