elasticsearch7_ynh/scripts/install
2023-02-08 13:37:57 +01:00

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#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
source _common.sh
source /usr/share/yunohost/helpers
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================
app=$YNH_APP_INSTANCE_NAME
#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
ynh_script_progression --message="Validating installation parameters..." --weight=1
final_path=/opt/yunohost/$app
test ! -e "$final_path" || ynh_die --message="This path already contains a folder"
#=================================================
# STANDARD MODIFICATIONS
#=================================================
# FIND AND OPEN A PORT
#=================================================
ynh_script_progression --message="Finding an available port..." --weight=1
# Find an available port
port=$(ynh_find_port --port=9200)
ynh_app_setting_set --app=$app --key=port --value=$port
#=================================================
# DEFAULT VALUES FOR CONFIGURATION
#=================================================
xms=256m
ynh_app_setting_set --app=$app --key=xms --value=$xms
xmx=1g
ynh_app_setting_set --app=$app --key=xmx --value=$xmx
#=================================================
# CREATE DEDICATED USER
#=================================================
ynh_script_progression --message="Configuring system user..." --weight=1
# Create a system user
ynh_system_user_create --username=$app --home_dir="$final_path"
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_script_progression --message="Setting up source files..." --weight=15
ynh_app_setting_set --app=$app --key=final_path --value=$final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source --dest_dir="$final_path" --source_id="$YNH_ARCH"
chmod 750 "$final_path"
chmod -R o-rwx "$final_path"
chown -R $app:$app "$final_path"
#=================================================
# CREATE DATA DIRECTORY
#=================================================
ynh_script_progression --message="Creating a data directory..." --weight=1
datadir=/home/yunohost.app/$app
ynh_app_setting_set --app=$app --key=datadir --value=$datadir
mkdir -p $datadir
chmod 750 "$datadir"
chmod -R o-rwx "$datadir"
chown -R $app:www-data "$datadir"
#=================================================
# ADD CONFIGURATIONS
#=================================================
ynh_script_progression --message="Adding the configuration files..." --weight=1
ynh_add_config --template="elasticsearch.yml" --destination="$final_path/config/elasticsearch.yml"
ynh_add_config --template="jvm.options" --destination="$final_path/config/jvm.options.d/yunohost.options"
chmod 400 "$final_path/config/elasticsearch.yml" "$final_path/config/jvm.options.d/yunohost.options"
chown $app:$app "$final_path/config/elasticsearch.yml" "$final_path/config/jvm.options.d/yunohost.options"
#=================================================
# INCREASE MAX_MAP_COUNT
#=================================================
ynh_script_progression --message="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 --message="Configuring a systemd service..." --weight=1
# Create a dedicated systemd config
ynh_add_systemd_config
#=================================================
# GENERIC FINALIZATION
#=================================================
# SETUP LOGROTATE
#=================================================
ynh_script_progression --message="Configuring log rotation..." --weight=1
# Use logrotate to manage application logfile(s)
ynh_use_logrotate
#=================================================
# INTEGRATE SERVICE IN YUNOHOST
#=================================================
ynh_script_progression --message="Integrating service in YunoHost..." --weight=1
yunohost service add $app --description="ElasticSearch - Distributed and RESTful search engine" --log="/var/log/$app/$app.log"
#=================================================
# START SYSTEMD SERVICE
#=================================================
ynh_script_progression --message="Starting a systemd service..." --weight=1
# Start a systemd service
ynh_systemd_action --service_name=$app --action="start" --log_path="/var/log/$app/$app.log"
#=================================================
# END OF SCRIPT
#=================================================
ynh_script_progression --message="Installation of $app completed" --last