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# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
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#
class hdp-templeton::server(
  $service_state = $hdp::params::cluster_service_state,
  $opts = {}
) inherits  hdp-templeton::params
{  

  if ($service_state == 'no_op') { 
  } elsif ($service_state in ['running','stopped','installed_and_configured','uninstalled']) {
  $hdp::params::service_exists['hdp-templeton::server'] = true

  if ( ($service_state == 'installed_and_configured') and
       ($security_enabled == true) and ($kerberos_install_type == "AMBARI_SET_KERBEROS") ) {
     $masterHost = $kerberos_adminclient_host[0]
     hdp::download_keytab { 'templeton_headless_keytab' :
       masterhost => $masterHost,
       keytabdst => "${$keytab_path}/templeton.headless.keytab",
       keytabfile => 'templeton.headless.keytab',
       owner => $hdp::params::templeton_user,
       hostnameInPrincipals => 'no' 
     }

     if ( ($hdp::params::service_exists['hdp-hadoop::namenode'] != true) and
          ($hdp::params::service_exists['hdp-hadoop::snamenode'] != true) and
          ($hdp::params::service_exists['hdp-oozie::server'] != true) ) {
       hdp::download_keytab { 'templeton_spnego_service_keytab' :
         masterhost => $masterHost,
         keytabdst => "${$keytab_path}/spnego.service.keytab",
         keytabfile => 'spnego.service.keytab',
         owner => $hdp::params::templeton_user,
         group => 'hadoop',
         mode => '0440'
       }
     }
  }

  class{ 'hdp-templeton' :
    service_state => $service_state,
    server        => true
  }

  class { 'hdp-templeton::copy-hdfs-directories' :
    service_state => $service_state
  }

  class { 'hdp-templeton::service' :
    ensure       => $service_state,
  }
  
  #top level does not need anchors
  Class['hdp-templeton'] -> Class['hdp-templeton::copy-hdfs-directories'] -> Class['hdp-templeton::service']
  } else { 
  hdp_fail("TODO not implemented yet: service_state = ${service_state}")
  }
}

class hdp-templeton::copy-hdfs-directories($service_state)
{
 $webhcat_apps_dir = $hdp::params::webhcat_apps_dir
 $webhcat_user = $hdp::params::webhcat_user
# $pig_src_tar = "$hdp::params::artifact_dir/pig.tar.gz"

#  hdp-hadoop::hdfs::copyfromlocal { '/usr/share/templeton/templeton*jar':
#    service_state => $service_state,
#    owner => $hdp-templeton::params::templeton_user,
#    mode  => '755',
#    dest_dir => '/apps/templeton/ugi.jar'
#  }
  hdp-hadoop::hdfs::copyfromlocal { '/usr/lib/hadoop/contrib/streaming/hadoop-streaming*.jar':
   service_state => $service_state,
   owner => $webhcat_user,
   mode  => '755',
   dest_dir => "$webhcat_apps_dir/hadoop-streaming.jar"
  }
  #TODO: Use ${hdp::params::artifact_dir}/${hdp-templeton::params::pig_tar_name} instead
  hdp-hadoop::hdfs::copyfromlocal { '/usr/share/HDP-webhcat/pig.tar.gz' :
    service_state => $service_state,
    owner => $webhcat_user,
    mode  => '755',
    dest_dir => "$webhcat_apps_dir/pig.tar.gz"
  }
  #TODO: Use ${hdp::params::artifact_dir}/${hdp-templeton::params::hive_tar_name} instead
  hdp-hadoop::hdfs::copyfromlocal { '/usr/share/HDP-webhcat/hive.tar.gz' :
    service_state => $service_state,
    owner => $webhcat_user,
    mode  => '755',
    dest_dir => "$webhcat_apps_dir/hive.tar.gz"
  }
}