ambari-server/src/main/resources/stacks/HDP/1.3.2/services/NAGIOS/package/templates/hadoop-hosts.cfg.j2

{#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# 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 under the License.
#}


# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# 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
# under the License.
#
#
{% for host in all_hosts %}
define host {
        alias                     {{host}}
        host_name                 {{host}}
        use                       linux-server
        address                   {{host}}
        check_command             check_tcp_wrapper!{{all_ping_ports[loop.index-1]}}!-w 1 -c 1
        check_interval            0.25
        retry_interval            0.25
        max_check_attempts        4
        notifications_enabled     1
        first_notification_delay  0     # Send notification soon after change in the hard state
        notification_interval     0     # Send the notification once
        notification_options      d,u,r
}

{% endfor %}