#!/usr/bin/env bash

# (c) Copyright 2014,2015 Hewlett-Packard Development Company, L.P.
#
# 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
#
#    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.

# Install and start Freezer service

# add the following to localrc:
#   enable_service freezer
#
# Dependencies:
# - functions
# - OS_AUTH_URL for auth in api
# - DEST set to the destination directory
# - SERVICE_PASSWORD, SERVICE_TENANT_NAME for auth in api
# - STACK_USER service user

# functions called by the plugin.sh script
# source plugin.sh <mode> [phase]
# ---------
# - <stack>
#   - <stack> [pre-install]
#   - <stack> [install]
#     - install_freezer
#   - <stack> [extra]
#     - init_freezer_scheduler
#     - start_freezer_scheduler
# - <unstack>
#   - stop_freezer_scheduler
# - <clean>
#   - cleanup_freezer_scheduler

# Save trace setting
XTRACE=$(set +o | grep xtrace)
set +o xtrace


# Functions
# ---------

function is_freezer_enabled {
    [[ ,${ENABLED_SERVICES} =~ ,"freezer" ]] && return 0
}


# executed during: stack install
function install_freezer {

    git_clone $FREEZER_REPO $FREEZER_DIR $FREEZER_BRANCH
    setup_develop $FREEZER_DIR
}

# executed during: stack post-config
function configure_freezer_scheduler {

    [ ! -d $FREEZER_CONF_DIR ] && sudo mkdir -m 755 -p $FREEZER_CONF_DIR
    sudo cp -p  $FREEZER_DIR/etc/scheduler.conf.sample $FREEZER_CONF_FILE
    sudo chown $STACK_USER $FREEZER_CONF_DIR

    # enable debug
    iniset $FREEZER_CONF_FILE 'DEFAULT' debug True

    [ ! -d $FREEZER_JOBS_DIR ] && sudo mkdir -m 755 -p $FREEZER_JOBS_DIR
    sudo chown $STACK_USER $FREEZER_JOBS_DIR
    [ ! -d $FREEZER_LOG_DIR ] &&  sudo mkdir -m 755 -p $FREEZER_LOG_DIR
    sudo chown $STACK_USER $FREEZER_LOG_DIR


}


# executed during: stack extra
function init_freezer_scheduler {
# Add scheduler settings here
    :
}


# executed during: stack extra
function start_freezer_scheduler {
# Add scheduler starts here
    :
}


# executed during: stop
function stop_freezer_scheduler {
    stop_process freezer-scheduler
}


# utility function
function get_id {
    echo `"$@" | awk '/ id / { print $4 }'`
}

# Restore xtrace
$XTRACE