def install_pig():
pig = Pig(get_dist_config())
if pig.verify_resources():
hookenv.status_set('maintenance', 'installing pig')
hookenv.log('Installing Apache Pig')
pig.install()
pig.initial_config()
set_state('pig.installed')
hookenv.status_set('waiting', 'waiting to configure pig')
hookenv.log('Apache Pig is installed and ready to be configured')
def configure_pig():
pig = Pig(get_dist_config())
hadoop_ready = is_state('hadoop.ready')
if hadoop_ready:
hookenv.status_set('maintenance', 'configuring pig (mapreduce)')
hookenv.log('YARN is ready, configuring Apache Pig in MapReduce mode')
pig.configure_yarn()
remove_state('pig.configured.local')
set_state('pig.configured.yarn')
hookenv.status_set('active', 'ready (mapreduce)')
hookenv.log('Apache Pig is ready in MapReduce mode')
else:
hookenv.status_set('maintenance', 'configuring pig (local)')
hookenv.log('YARN is not ready, configuring Pig in local mode')
pig.configure_local()
remove_state('pig.configured.yarn')
set_state('pig.configured.local')
hookenv.status_set('active', 'ready (local)')
hookenv.log('Apache Pig is ready in local mode')
