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#!/usr/bin/env bash |
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# A script to install cassandra |
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# Add the seed nodes here |
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SEEDS[0]='10.1.1.1' |
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SEEDS[1]='10.1.1.2' |
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SEEDS[2]='10.1.1.3' |
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containsElement () { |
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local e |
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for e in "${@:2}"; do [[ "$e" == "$1" ]] && return 0; done |
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return 1 |
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} |
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function join { local IFS="$1"; shift; echo "$*"; } |
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# Install oracle java first |
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sudo add-apt-repository -y ppa:webupd8team/java |
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sudo apt-get update |
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sudo sh -c 'echo oracle-java7-installer shared/accepted-oracle-license-v1-1 select true | sudo /usr/bin/debconf-set-selections' |
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sudo apt-get install -y oracle-java7-installer oracle-java7-set-default |
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sudo sh -c "echo 'deb http://www.apache.org/dist/cassandra/debian 21x main |
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deb-src http://www.apache.org/dist/cassandra/debian 21x main' >> /etc/apt/sources.list" |
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gpg --keyserver pgp.mit.edu --recv-keys F758CE318D77295D |
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gpg --export --armor F758CE318D77295D | sudo apt-key add - |
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gpg --keyserver pgp.mit.edu --recv-keys 2B5C1B00 |
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gpg --export --armor 2B5C1B00 | sudo apt-key add - |
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gpg --keyserver pgp.mit.edu --recv-keys 0353B12C |
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gpg --export --armor 0353B12C | sudo apt-key add - |
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sudo apt-get update |
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sudo apt-get install -y cassandra |
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sudo service cassandra stop |
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sudo rm -rf /var/lib/cassandra/data/system/* |
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# Extract ip address of eth0 |
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IP_ADDR=`/sbin/ifconfig eth0 | grep 'inet addr:' | cut -d: -f2 | awk '{ print $1}'` |
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# common settings |
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sudo sed -i "s/cluster_name: 'Test Cluster'/cluster_name: 'XaarCluster'/g" /etc/cassandra/cassandra.yaml |
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sudo sed -i 's/endpoint_snitch: SimpleSnitch/endpoint_snitch: GossipingPropertyFileSnitch/g' /etc/cassandra/cassandra.yaml |
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ALL_SEEDS=`join , ${SEEDS[@]}` |
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sudo sed -i 's/- seeds: "127.0.0.1"/- seeds: "'${ALL_SEEDS[@]}'"/g' /etc/cassandra/cassandra.yaml |
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if [[ ${SEEDS[*]} =~ $IP_ADDR ]]; then |
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# settings for seed node |
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sudo sed -i 's/listen_address: localhost/listen_address: '${IP_ADDR}'/g' /etc/cassandra/cassandra.yaml |
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sudo sed -i 's/rpc_address: localhost/rpc_address: '${IP_ADDR}'/g' /etc/cassandra/cassandra.yaml |
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sudo sh -c "echo 'auto_bootstrap: false' >> /etc/cassandra/cassandra.yaml " |
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else |
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# settings for other nodes |
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sudo sed -i 's/listen_address: localhost/listen_address: '${IP_ADDR}'/g' /etc/cassandra/cassandra.yaml |
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sudo sed -i 's/rpc_address: localhost/rpc_address: '${IP_ADDR}'/g' /etc/cassandra/cassandra.yaml |
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fi |
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sudo service cassandra stop |
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sudo rm -rf /var/lib/cassandra/data/system/* |
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sudo service cassandra start |
Russi Chatterjee created this gist
Russi Chatterjee
created
this gist