82 lines
2.8 KiB
Ruby
82 lines
2.8 KiB
Ruby
class Disco < Formula
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desc "Distributed computing framework based on the MapReduce paradigm"
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homepage "http://discoproject.org/"
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url "https://github.com/discoproject/disco/archive/0.5.4.tar.gz"
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sha256 "a1872b91fd549cea6e709041deb0c174e18d0e1ea36a61395be37e50d9df1f8f"
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bottle do
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cellar :any
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sha256 "5c2cce9d23b29c1be6d5226eae384d8350b4bb490d6d548f10e66761f49cbd65" => :yosemite
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sha256 "2dc00048144e2faecd558a9db6af23c6bc95157445124f7b25790c6508ee2acc" => :mavericks
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sha256 "003628e6ba324264409fb54c457089ead2d1c2490565e6a52fd01f19f4ffbaed" => :mountain_lion
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end
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depends_on :python if MacOS.version <= :snow_leopard
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depends_on "erlang"
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depends_on "simplejson" => :python if MacOS.version <= :leopard
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depends_on "libcmph"
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# Modifies config for single-node operation
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patch :DATA
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conflicts_with "mono", :because => "both install `disco` binaries"
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def install
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ENV["PYTHONPATH"] = lib+"python2.7/site-packages"
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inreplace "Makefile" do |s|
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s.change_make_var! "prefix", prefix
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s.change_make_var! "sysconfdir", etc
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s.change_make_var! "localstatedir", var
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end
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# Disco's "rebar" build tool refuses to build unless it's in a git repo, so
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# make a dummy one
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system "git init && git add master/rebar && git commit -a -m 'dummy commit'"
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system "make"
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system "make", "install"
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prefix.install %w[contrib doc examples]
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# Fix the config file to point at the linked files, not in to cellar
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# This isn't ideal - if there's a settings.py file left over from a previous disco
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# installation, it'll issue a Warning
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inreplace "#{etc}/disco/settings.py" do |s|
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s.gsub!("Cellar/disco/"+version+"/", "")
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end
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bin.env_script_all_files(libexec+"bin", :PYTHONPATH => ENV["PYTHONPATH"])
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end
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def caveats
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<<-EOS.undent
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Please copy #{etc}/disco/settings.py to ~/.disco and edit it if necessary.
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The DDFS_*_REPLICA settings have been set to 1 assuming a single-machine install.
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Please see http://discoproject.org/doc/disco/start/install.html for further instructions.
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EOS
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end
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test do
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system "#{bin}/disco"
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end
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end
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__END__
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diff -rupN disco-0.4.5/conf/gen.settings.sh my-edits/disco-0.4.5/conf/gen.settings.sh
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--- disco-0.4.5/conf/gen.settings.sh 2013-03-28 12:21:30.000000000 -0400
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+++ my-edits/disco-0.4.5/conf/gen.settings.sh 2013-04-10 23:10:00.000000000 -0400
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@@ -23,8 +23,11 @@ DISCO_PORT = 8989
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# DISCO_PROXY_ENABLED = "on"
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# DISCO_HTTPD = "/usr/sbin/varnishd -a 0.0.0.0:\$DISCO_PROXY_PORT -f \$DISCO_PROXY_CONFIG -P \$DISCO_PROXY_PID -n/tmp -smalloc"
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-DDFS_TAG_MIN_REPLICAS = 3
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-DDFS_TAG_REPLICAS = 3
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-DDFS_BLOB_REPLICAS = 3
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+# Settings appropriate for single-node operation
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+DDFS_TAG_MIN_REPLICAS = 1
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+DDFS_TAG_REPLICAS = 1
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+DDFS_BLOB_REPLICAS = 1
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+
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+DISCO_MASTER_HOST = "localhost"
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EOF
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