searx_ynh/scripts/upgrade

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#!/bin/bash
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#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
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# source _common.sh
source /usr/share/yunohost/helpers
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#=================================================
# LOAD SETTINGS
#=================================================
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app=$YNH_APP_INSTANCE_NAME
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domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
is_public=$(ynh_app_setting_get $app is_public)
final_path=$(ynh_app_setting_get $app final_path)
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#=================================================
# FIX OLD THINGS
#=================================================
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# Fix is_public as a boolean value
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if [ "${is_public,,}" = "yes" ]; then
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ynh_app_setting_set $app is_public 1
is_public=1
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elif [ "${is_public,,}" = "no" ]; then
ynh_app_setting_set $app is_public 0
is_public=0
fi
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# If final_path doesn't exist, create it
if [ -z $final_path ]; then
final_path="/opt/yunohost/$app"
ynh_app_setting_set $app final_path $final_path
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fi
#=================================================
# BACKUP BEFORE UPGRADE THEN ACTIVE TRAP
#=================================================
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ynh_backup_before_upgrade # Backup the current version of the app
ynh_clean_setup () {
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ynh_restore_upgradebackup # restore it if the upgrade fails
}
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ynh_abort_if_errors # Exit if an error occurs during the execution of the script
#=================================================
# CHECK THE PATH
#=================================================
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# Normalize the URL path syntax
path_url=$(ynh_normalize_url_path $path_url)
#=================================================
# STANDARD UPGRADE STEPS
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
# Verify the checksum and backup the file if it's different
ynh_backup_if_checksum_is_different "$final_path/searx/settings.yml"
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# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"
#=================================================
# NGINX CONFIGURATION
#=================================================
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ynh_add_nginx_config
if [ "$path_url" = "/" ]
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then
ynh_replace_string "__PATH_NO_ROOT__" "" /etc/nginx/conf.d/$domain.d/$app.conf
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sed --in-place '/#noroot*/d' /etc/nginx/conf.d/$domain.d/$app.conf
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else
ynh_replace_string "#noroot" "" /etc/nginx/conf.d/$domain.d/$app.conf
ynh_replace_string "__PATH_NO_ROOT__" "$path_url" /etc/nginx/conf.d/$domain.d/$app.conf
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fi
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ynh_store_file_checksum "/etc/nginx/conf.d/$domain.d/$app.conf"
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#=================================================
# CREATE DEDICATED USER
#=================================================
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# Create a system user
ynh_system_user_create $app
#=================================================
# SPECIFIC UPGRADE
#=================================================
# UPGRADE SEARX IN ITS VIRTUALENV
#=================================================
rm -r $final_path/lib/python2.7/site-packages/{pip,setuptools} $final_path/lib/python2.7/site-packages/setuptools-* $final_path/lib/python2.7/site-packages/pip-*
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virtualenv --system-site-packages "$final_path"
bash -c "source $final_path/bin/activate && pip install -U pip setuptools && pip install --requirement $final_path/requirements-ynh.txt --upgrade"
#=================================================
# CONFIGURE SEARX
#=================================================
# Change instance name
ynh_replace_string "instance_name : \"searx\"" "instance_name : \"YunoSearx\"" "$final_path/searx/settings.yml"
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# Generate a secret key
ynh_replace_string "secret_key : \"ultrasecretkey\"" "secret_key : \"$(ynh_string_random)\"" "$final_path/searx/settings.yml"
# Modify the base_url parameter, if it's installed in a subpath
if [ "$path_url" != "/" ]
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then
ynh_replace_string "base_url : False" "base_url : https://${domain}${path_url}/" "$final_path/searx/settings.yml"
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else
ynh_replace_string "base_url : False" "base_url : False" "$final_path/searx/settings.yml"
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fi
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ynh_store_file_checksum "$final_path/searx/settings.yml"
#=================================================
# GENERIC FINALISATION
#=================================================
# SECURING FILES AND DIRECTORIES
#=================================================
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chown $app: --recursive "$final_path"
#=================================================
# CONFIGURE UWSGI FOR SEARX
#=================================================
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cp ../conf/searx.ini /etc/uwsgi/apps-available/$app.ini
ynh_replace_string "__APP__" "$app" /etc/uwsgi/apps-available/$app.ini
ynh_replace_string "__FINALPATH__" "$final_path" /etc/uwsgi/apps-available/$app.ini
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systemctl restart uwsgi
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#=================================================
# SETUP SSOWAT
#=================================================
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# Make app public if necessary
if [ $is_public -eq 1 ]
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then
ynh_app_setting_set $app skipped_uris "/"
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fi
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#=================================================
# RELOAD NGINX
#=================================================
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systemctl reload nginx