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require 'formula'
class Disco < Formula
homepage 'http://discoproject.org/'
url 'https://github.com/discoproject/disco/archive/0.4.5.tar.gz'
sha1 'c098ad91aa1a0676944c5548f8f860fb9b223002'
# Periods in the install path cause disco-worker to complain so change to underscores.
version '0_4_5'
depends_on :python
depends_on 'erlang'
depends_on 'simplejson' => :python if MacOS.version == :leopard
depends_on 'libcmph'
def patches
# Modifies config for single-node operation
DATA
end
def install
inreplace "Makefile" do |s|
s.change_make_var! "prefix", prefix
s.change_make_var! "sysconfdir", etc
s.change_make_var! "localstatedir", var
end
python do
# Disco's "rebar" build tool refuses to build unless it's in a git repo, so
# make a dummy one
system "git init && git add master/rebar && git commit -a -m 'dummy commit'"
system "make"
system "make install"
prefix.install %w[contrib doc examples]
# Fix the config file to point at the linked files, not in to cellar
# This isn't ideal - if there's a settings.py file left over from a previous disco
# installation, it'll issue a Warning
inreplace "#{etc}/disco/settings.py" do |s|
s.gsub!("Cellar/disco/"+version+"/", "")
end
end
end
def caveats
s = ''
s += python.standard_caveats if python
s += <<-EOS.undent
Please copy #{etc}/disco/settings.py to ~/.disco and edit it if necessary.
The DDFS_*_REPLICA settings have been set to 1 assuming a single-machine install.
Please see http://discoproject.org/doc/disco/start/install.html for further instructions.
EOS
end
end
__END__
diff -rupN disco-0.4.5/conf/gen.settings.sh my-edits/disco-0.4.5/conf/gen.settings.sh
--- disco-0.4.5/conf/gen.settings.sh 2013-03-28 12:21:30.000000000 -0400
+++ my-edits/disco-0.4.5/conf/gen.settings.sh 2013-04-10 23:10:00.000000000 -0400
@@ -23,8 +23,11 @@ DISCO_PORT = 8989
# DISCO_PROXY_ENABLED = "on"
# DISCO_HTTPD = "/usr/sbin/varnishd -a 0.0.0.0:\$DISCO_PROXY_PORT -f \$DISCO_PROXY_CONFIG -P \$DISCO_PROXY_PID -n/tmp -smalloc"
-DDFS_TAG_MIN_REPLICAS = 3
-DDFS_TAG_REPLICAS = 3
-DDFS_BLOB_REPLICAS = 3
+# Settings appropriate for single-node operation
+DDFS_TAG_MIN_REPLICAS = 1
+DDFS_TAG_REPLICAS = 1
+DDFS_BLOB_REPLICAS = 1
+
+DISCO_MASTER_HOST = "localhost"
EOF
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