#!/bin/sh
# Licensed 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
#
# https://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.
#
# See usage() function below for more details ...
#
# Note that the script uses an external file to setup RabbitMQ policies
# so make sure to create it from an example shipped with the package.
#
#######################################################################
# Initialization:

: ${OCF_FUNCTIONS_DIR=${OCF_ROOT}/lib/heartbeat}
. ${OCF_FUNCTIONS_DIR}/ocf-shellfuncs

#######################################################################

# Fill in some defaults if no values are specified

PATH=/sbin:/usr/sbin:/bin:/usr/bin

OCF_RESKEY_binary_default="/usr/sbin/rabbitmq-server"
OCF_RESKEY_ctl_default="/usr/sbin/rabbitmqctl"
OCF_RESKEY_debug_default=false
OCF_RESKEY_username_default="rabbitmq"
OCF_RESKEY_groupname_default="rabbitmq"
OCF_RESKEY_admin_user_default="guest"
OCF_RESKEY_admin_password_default="guest"
OCF_RESKEY_definitions_dump_file_default="/etc/rabbitmq/definitions"
OCF_RESKEY_pid_file_default="/var/run/rabbitmq/pid"
OCF_RESKEY_log_dir_default="/var/log/rabbitmq"
OCF_RESKEY_mnesia_base_default="/var/lib/rabbitmq/mnesia"
OCF_RESKEY_mnesia_schema_base_default="/var/lib/rabbitmq"
OCF_RESKEY_host_ip_default="127.0.0.1"
OCF_RESKEY_node_port_default=5672
OCF_RESKEY_default_vhost_default="/"
OCF_RESKEY_erlang_cookie_default=false
OCF_RESKEY_erlang_cookie_file_default="/var/lib/rabbitmq/.erlang.cookie"
OCF_RESKEY_use_fqdn_default=false
OCF_RESKEY_fqdn_prefix_default=""
OCF_RESKEY_max_rabbitmqctl_timeouts_default=3
OCF_RESKEY_policy_file_default="/usr/local/sbin/set_rabbitmq_policy"
OCF_RESKEY_rmq_feature_health_check_default=true
OCF_RESKEY_rmq_feature_local_list_queues_default=true
OCF_RESKEY_limit_nofile_default=65535
OCF_RESKEY_avoid_using_iptables_default=false
OCF_RESKEY_allowed_cluster_nodes_default=""

: ${HA_LOGTAG="lrmd"}
: ${HA_LOGFACILITY="daemon"}
: ${OCF_RESKEY_binary=${OCF_RESKEY_binary_default}}
: ${OCF_RESKEY_ctl=${OCF_RESKEY_ctl_default}}
: ${OCF_RESKEY_debug=${OCF_RESKEY_debug_default}}
: ${OCF_RESKEY_username=${OCF_RESKEY_username_default}}
: ${OCF_RESKEY_groupname=${OCF_RESKEY_groupname_default}}
: ${OCF_RESKEY_admin_user=${OCF_RESKEY_admin_user_default}}
: ${OCF_RESKEY_admin_password=${OCF_RESKEY_admin_password_default}}
: ${OCF_RESKEY_definitions_dump_file=${OCF_RESKEY_definitions_dump_file_default}}
: ${OCF_RESKEY_log_dir=${OCF_RESKEY_log_dir_default}}
: ${OCF_RESKEY_mnesia_base=${OCF_RESKEY_mnesia_base_default}}
: ${OCF_RESKEY_mnesia_schema_base=${OCF_RESKEY_mnesia_schema_base_default}}
: ${OCF_RESKEY_pid_file=${OCF_RESKEY_pid_file_default}}
: ${OCF_RESKEY_node_port=${OCF_RESKEY_node_port_default}}
: ${OCF_RESKEY_default_vhost=${OCF_RESKEY_default_vhost_default}}
: ${OCF_RESKEY_erlang_cookie=${OCF_RESKEY_erlang_cookie_default}}
: ${OCF_RESKEY_erlang_cookie_file=${OCF_RESKEY_erlang_cookie_file_default}}
: ${OCF_RESKEY_use_fqdn=${OCF_RESKEY_use_fqdn_default}}
: ${OCF_RESKEY_fqdn_prefix=${OCF_RESKEY_fqdn_prefix_default}}
: ${OCF_RESKEY_max_rabbitmqctl_timeouts=${OCF_RESKEY_max_rabbitmqctl_timeouts_default}}
: ${OCF_RESKEY_policy_file=${OCF_RESKEY_policy_file_default}}
: ${OCF_RESKEY_rmq_feature_health_check=${OCF_RESKEY_rmq_feature_health_check_default}}
: ${OCF_RESKEY_rmq_feature_local_list_queues=${OCF_RESKEY_rmq_feature_local_list_queues_default}}
: ${OCF_RESKEY_limit_nofile=${OCF_RESKEY_limit_nofile_default}}
: ${OCF_RESKEY_avoid_using_iptables=${OCF_RESKEY_avoid_using_iptables_default}}
: ${OCF_RESKEY_allowed_cluster_nodes=${OCF_RESKEY_allowed_cluster_nodes_default}}

#######################################################################

OCF_RESKEY_CRM_meta_timeout_default=30000
: ${OCF_RESKEY_CRM_meta_timeout=${OCF_RESKEY_CRM_meta_timeout_default}}
OCF_RESKEY_start_time_default=$((OCF_RESKEY_CRM_meta_timeout / 6000 + 2))
: ${OCF_RESKEY_start_time=${OCF_RESKEY_start_time_default}}
OCF_RESKEY_stop_time_default=${OCF_RESKEY_start_time_default}
: ${OCF_RESKEY_stop_time=${OCF_RESKEY_start_time_default}}
OCF_RESKEY_command_timeout_default=""
: ${OCF_RESKEY_command_timeout=${OCF_RESKEY_command_timeout_default}}
TIMEOUT_ARG=$((OCF_RESKEY_CRM_meta_timeout / 6000 + 30))
COMMAND_TIMEOUT="/usr/bin/timeout ${OCF_RESKEY_command_timeout} ${TIMEOUT_ARG}"
RESOURCE_NAME=`echo $OCF_RESOURCE_INSTANCE | cut -d ":" -f 1`

#######################################################################

usage() {
    cat <<UEND
        usage: $0 (start|stop|validate-all|meta-data|status|monitor)

        $0 manages an ${OCF_RESKEY_binary} process as an HA resource

        The 'start' operation starts the networking service.
        The 'stop' operation stops the networking service.
        The 'validate-all' operation reports whether the parameters are valid
        The 'meta-data' operation reports this RA's meta-data information
        The 'status' operation reports whether the networking service is running
        The 'monitor' operation reports whether the networking service seems to be working

UEND
}

meta_data() {
    # The EXTENDED_OCF_PARAMS parameter below does not exist by default
    # and hence converted to an empty string unless overridden. It
    # could be used by an extention script to add new parameters. For
    # example see https://review.openstack.org/#/c/249180/10

    cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="rabbitmq-server-ha">
<version>1.0</version>

<longdesc lang="en">
Resource agent for RabbitMQ promotes a node, then cluster nodes can join it
</longdesc>
<shortdesc lang="en">Resource agent for RabbitMQ HA cluster</shortdesc>
<parameters>

<parameter name="binary" unique="0" required="0">
<longdesc lang="en">
RabbitMQ binary
</longdesc>
<shortdesc lang="en">RabbitMQ binary</shortdesc>
<content type="string" default="${OCF_RESKEY_binary_default}" />
</parameter>

<parameter name="ctl" unique="0" required="0">
<longdesc lang="en">
rabbitctl binary
</longdesc>
<shortdesc lang="en">rabbitctl binary binary</shortdesc>
<content type="string" default="${OCF_RESKEY_ctl_default}" />
</parameter>

<parameter name="pid_file" unique="0" required="0">
<longdesc lang="en">
RabbitMQ PID file
</longdesc>
<shortdesc lang="en">RabbitMQ PID file</shortdesc>
<content type="string" default="${OCF_RESKEY_pid_file_default}" />
</parameter>

<parameter name="log_dir" unique="0" required="0">
<longdesc lang="en">
RabbitMQ log directory
</longdesc>
<shortdesc lang="en">RabbitMQ log directory</shortdesc>
<content type="string" default="${OCF_RESKEY_log_dir_default}" />
</parameter>

<parameter name="username" unique="0" required="0">
<longdesc lang="en">
RabbitMQ user name
</longdesc>
<shortdesc lang="en">RabbitMQ user name</shortdesc>
<content type="string" default="${OCF_RESKEY_username_default}" />
</parameter>

<parameter name="groupname" unique="0" required="0">
<longdesc lang="en">
RabbitMQ group name
</longdesc>
<shortdesc lang="en">RabbitMQ group name</shortdesc>
<content type="string" default="${OCF_RESKEY_groupname_default}" />
</parameter>

<parameter name="admin_user" unique="0" required="0">
<longdesc lang="en">
RabbitMQ default admin user for API
</longdesc>
<shortdesc lang="en">RabbitMQ admin user</shortdesc>
<content type="string" default="${OCF_RESKEY_admin_user_default}" />
</parameter>

<parameter name="admin_password" unique="0" required="0">
<longdesc lang="en">
RabbitMQ default admin user password for API
</longdesc>
<shortdesc lang="en">RabbitMQ admin password</shortdesc>
<content type="string" default="${OCF_RESKEY_admin_password_default}" />
</parameter>

<parameter name="definitions_dump_file" unique="0" required="0">
<longdesc lang="en">
RabbitMQ default definitions dump file
</longdesc>
<shortdesc l                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       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