#!/bin/bash

source _common.sh
source /usr/share/yunohost/helpers

#=================================================
# DEFAULT VALUES FOR CONFIGURATION
#=================================================

xms=256m
xmx=1g

ynh_app_setting_set --key=xms --value=$xms
ynh_app_setting_set --key=xmx --value=$xmx

#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression "Setting up source files..."

# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$install_dir"

#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod -R o-rwx "$install_dir"
#REMOVEME? Assuming the install dir is setup using ynh_setup_source, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown -R $app:$app "$install_dir"
#=================================================
# ADD CONFIGURATIONS
#=================================================
ynh_script_progression "Adding the configuration files..."

ynh_config_add --template="elasticsearch.yml" --destination="$install_dir/config/elasticsearch.yml"
ynh_config_add --template="jvm.options" --destination="$install_dir/config/jvm.options.d/yunohost.options"

#REMOVEME? Assuming the file is setup using ynh_config_add, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chmod 400 "$install_dir/config/elasticsearch.yml" "$install_dir/config/jvm.options.d/yunohost.options"
#REMOVEME? Assuming the file is setup using ynh_config_add, the proper chmod/chowns are now already applied and it shouldn't be necessary to tweak perms | chown $app:$app "$install_dir/config/elasticsearch.yml" "$install_dir/config/jvm.options.d/yunohost.options"

#=================================================
# INCREASE MAX_MAP_COUNT
#=================================================
ynh_script_progression "Increasing maximum map count (sysctl)..."

# Increase the maximum number of files inotify can monitor.
cp -a ../conf/90-max_map_count-elasticsearch.conf /etc/sysctl.d/
# Then, reload the kernel configuration.
if ! [ "${container:-}" = "lxc" ] # lxc doesn't allow sysctl to play with kernel options.
then
	sysctl -p /etc/sysctl.d/90-max_map_count-elasticsearch.conf
fi

#=================================================
# SETUP SYSTEMD
#=================================================
ynh_script_progression "Configuring $app's systemd service..."

# Create a dedicated systemd config
ynh_config_add_systemd

# Use logrotate to manage application logfile(s)
ynh_config_add_logrotate

yunohost service add $app --description="Distributed and RESTful search engine" --log="/var/log/$app/$app.log"

#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression "Starting $app's systemd service..."

# Start a systemd service
ynh_systemctl --service=$app --action="start"

#=================================================
# END OF SCRIPT
#=================================================

ynh_script_progression "Installation of $app completed"