cookbook_support.rb

set_unless[:cookbook_support][:poll][:dir] = "/data/chef/chef_polls"

default.rb

if (node[:couchdb][:source_version] && !node[:couchdb][:source_version].empty?)
  include_recipe("build-essential")
  
  poll_name = "couchdb"
  if (!poll_file(poll_name))
    package "js"
    package "js-devel"
    package "libicu"
    package "libicu-devel"
    
    wd = "/tmp/apache-couchdb-#{node[:couchdb][:source_version]}"
    tar_dest = "/tmp/apache-couchdb-#{node[:couchdb][:source_version]}.tar.gz"

    remote_file tar_dest do
      source "http://www.takeyellow.com/apachemirror/couchdb/#{node[:couchdb][:source_version]}/apache-couchdb-#{node[:couchdb][:source_version]}.tar.gz"
      checksum "0a20c0f534ce605d7ce2bcc22322f88f7e1e132bd8af177103cca64dc164e0ed"
    end

    execute "extract #{poll_name}" do
      command "tar -xzf #{tar_dest}"
      cwd "/tmp"
    end

    execute "configure #{poll_name}" do
      command "./configure --prefix=#{node[:couchdb][:source_destination]} --with-erlang=#{node[:erlang][:source_destination]}/lib/erlang/erts-#{node[:erlang][:erts_version]}/include"
      environment "PATH" => "#{node[:erlang][:source_destination]}/bin:#{ENV['PATH']}"
      cwd wd
    end

    execute "make #{poll_name}" do
      command "make"
      cwd wd
    end

    execute "make install #{poll_name}" do
      command "make install"
      cwd wd
    end
    
    link "/etc/init.d/couchdb" do
      to "#{node[:couchdb][:source_destination]}/etc/rc.d/couchdb"
    end
    template "#{node[:couchdb][:source_destination]}/etc/couchdb/local.ini" do
      source "local.ini.erb"
      backup false
      owner "root"
      group "root"
      mode "644"
    end
    template "/etc/logrotate.d/couchdb" do
      source "logrotate.erb"
      backup false
      owner "root"
      group "root"
      mode "644"
    end
    
    user "couchdb"
    group "couchdb"
    
    %W{ var/run/couchdb var/lib/couchdb }.each do |d|
      directory "#{node[:couchdb][:source_destination]}/#{d}" do
        owner "couchdb"
        group "couchdb"
      end
    end
    
    directory "/var/log/couchdb" do
      owner "couchdb"
      group "couchdb"
    end

    service "couchdb" do
      supports [:restart, :status]
      action [:enable, :start]
    end

    create_poll_file(poll_name)
  end
else
  package "couchdb"

  directory "/var/lib/couchdb" do
    owner "couchdb"
    group "couchdb"
    recursive true
  end

  service "couchdb" do
    if platform?("centos","redhat","fedora")
      start_command "/sbin/service couchdb start &> /dev/null"
      stop_command "/sbin/service couchdb stop &> /dev/null"
    end
    supports [ :restart, :status ]
    action [ :enable, :start ]
  end
end

poll.rb

define :create_poll_file, :name => nil do
  f = resolve_poll_file(params[:name])
  file(f) do
    backup false
  end
end

poll.rb

def poll_file(file)
  file = resolve_poll_file(file)
  if (File.exist?(file))
    Chef::Log.debug("Poll file #{file} exists!")
    return true
  else
    Chef::Log.debug("Poll file #{file} does not exist.")
    return false
  end
end


def resolve_poll_file(file)
  f = file.to_s
  if (f[0, 1] == '/')
    f = f
  else
    f = File.join(node[:cookbook_support][:poll][:dir], f)
    `mkdir -p #{node[:cookbook_support][:poll][:dir]}`
  end
  return f
end