WIP: SMF manifest for GHC builder client (aka build slave)

ghc-builder-client.xml

<?xml version="1.0"?>
<!DOCTYPE service_bundle SYSTEM "/usr/share/lib/xml/dtd/service_bundle.dtd.1">
<service_bundle type="manifest" name="ghc-builder-client">
  <service name="site/ghc-builder-client" type="service" version="1">
    <create_default_instance enabled="false" />
    <single_instance />
    <dependency name='network' grouping='require_all' restart_on='error' type='service'>
      <service_fmri value='svc:/milestone/network:default' />
    </dependency>
    <dependency name='filesystem-local' grouping='require_all' restart_on='none' type='service'>
      <service_fmri value='svc:/system/filesystem/local:default' />
    </dependency>
    <exec_method type="method" name="start" exec="ctrun builder-client -v &amp;" timeout_seconds="10">
      <method_context working_directory="/home/ghcbld/builder">
        <method_credential user="ghcbld" group="ghcbld" />
        <method_environment>
          <envvar name='HOME' value='/home/ghcbld/builder'/>
          <envvar name='PATH' value='/home/ghcbld/.cabal/bin:/usr/local/sbin:/usr/local/bin:/opt/local/sbin:/opt/local/bin:/usr/sbin:/usr/bin:/sbin'/>
          <envvar name='LC_ALL' value='en_US.UTF-8'/>
          <envvar name='SHELL' value='/bin/bash'/>
        </method_environment>
      </method_context>
    </exec_method>
    <exec_method type="method" name="stop" exec=":kill" timeout_seconds="30" />
    <template>
      <common_name>
        <loctext xml:lang="C">GHC builder client</loctext>
      </common_name>
    </template>
  </service>
</service_bundle>

Run as non-root user to avoid the you can do anything permissions results that fail tests like ../../libraries/directory/tests getPermissions001