1185660eaa
ZooKeeper is a centralized service for maintaining configuration information, naming, providing distributed synchronization, and providing group services. Signed-off-by: Adam Vandenberg <flangy@gmail.com>
69 lines
2 KiB
Ruby
69 lines
2 KiB
Ruby
require 'formula'
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class Zookeeper <Formula
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url 'http://mirror.switch.ch/mirror/apache/dist/hadoop/zookeeper/zookeeper-3.3.1/zookeeper-3.3.1.tar.gz'
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homepage 'http://hadoop.apache.org/zookeeper'
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md5 'bdcd73634e3f6623a025854f853c3d0d'
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def shim_script target
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<<-EOS.undent
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#!/usr/bin/env bash
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. "#{etc}/zookeeper/defaults"
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cd #{libexec}/bin
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./#{target} $*
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EOS
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end
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def default_zk_env
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<<-EOS.undent
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export ZOOCFGDIR="#{etc}/zookeeper"
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EOS
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end
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def default_log4j_properties
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<<-EOS.undent
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log4j.rootCategory=WARN, zklog
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log4j.appender.zklog = org.apache.log4j.FileAppender
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log4j.appender.zklog.File = #{var}/log/zookeeper/zookeeper.log
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log4j.appender.zklog.Append = true
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log4j.appender.zklog.layout = org.apache.log4j.PatternLayout
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log4j.appender.zklog.layout.ConversionPattern = %d{yyyy-MM-dd HH:mm:ss} %c{1} [%p] %m%n
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EOS
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end
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def install
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# Remove windows executables
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rm_f Dir["bin/*.cmd"]
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# Install Java stuff
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libexec.install %w(bin contrib lib)
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libexec.install Dir['*.jar']
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# Create neccessary directories
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bin.mkpath
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(etc+'zookeeper').mkpath
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(var+'log/zookeeper').mkpath
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(var+'run/zookeeper/data').mkpath
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# Install shim scripts to bin
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Dir["#{libexec}/bin/*.sh"].map { |p| Pathname.new p }.each { |path|
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next if path == libexec+'bin/zkEnv.sh'
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script_name = path.basename
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bin_name = path.basename '.sh'
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(bin+bin_name).write shim_script(script_name)
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}
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# Install default config files
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defaults = etc+'zookeeper/defaults'
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defaults.write(default_zk_env) unless defaults.exist?
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log4j_properties = etc+'zookeeper/log4j.properties'
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log4j_properties.write(default_log4j_properties) unless log4j_properties.exist?
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unless (etc+'zookeeper/zoo.cfg').exist?
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inreplace 'conf/zoo_sample.cfg', /^dataDir=.*/, "dataDir=#{var}/run/zookeeper/data"
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(etc+'zookeeper').install 'conf/zoo_sample.cfg'
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end
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end
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end
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