mirror of
https://github.com/YunoHost-Apps/searx_ynh.git
synced 2024-09-03 20:16:30 +02:00
133 lines
4.6 KiB
Bash
133 lines
4.6 KiB
Bash
#!/bin/bash
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#=================================================
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# COMMON VARIABLES
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#=================================================
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# dependencies used by the app
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pkg_dependencies="git build-essential libxslt-dev python3-dev python3-venv python3-cffi python3-babel zlib1g-dev libffi-dev libssl-dev python3-lxml uwsgi uwsgi-plugin-python3"
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#=================================================
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# UWSGI HELPERS
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#=================================================
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# Check if system wide templates are available and correcly configured
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#
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# usage: ynh_check_global_uwsgi_config
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ynh_check_global_uwsgi_config () {
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uwsgi --version || ynh_die --message "You need to add uwsgi (and appropriate plugin) as a dependency"
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cat > /etc/systemd/system/uwsgi-app@.service <<EOF
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[Unit]
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Description=%i uWSGI app
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After=syslog.target
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[Service]
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RuntimeDirectory=%i
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ExecStart=/usr/bin/uwsgi \
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--ini /etc/uwsgi/apps-available/%i.ini \
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--socket /var/run/%i/app.socket \
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--logto /var/log/uwsgi/%i/%i.log
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User=%i
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Group=www-data
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Restart=on-failure
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KillSignal=SIGQUIT
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Type=notify
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StandardError=syslog
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NotifyAccess=all
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[Install]
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WantedBy=multi-user.target
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EOF
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systemctl daemon-reload
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}
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# Create a dedicated uwsgi ini file to use with generic uwsgi service
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#
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# This will use a template in ../conf/uwsgi.ini
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# and will replace the following keywords with
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# global variables that should be defined before calling
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# this helper :
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#
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# __APP__ by $app
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# __PATH__ by $path_url
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# __FINALPATH__ by $final_path
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#
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# And dynamic variables (from the last example) :
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# __PATH_2__ by $path_2
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# __PORT_2__ by $port_2
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#
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# To be able to customise the settings of the systemd unit you can override the rules with the file "conf/uwsgi-app@override.service".
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# This file will be automatically placed on the good place
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#
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# usage: ynh_add_uwsgi_service
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#
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# to interact with your service: `systemctl <action> uwsgi-app@app`
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ynh_add_uwsgi_service () {
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ynh_check_global_uwsgi_config
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local others_var=${1:-}
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local finaluwsgiini="/etc/uwsgi/apps-available/$app.ini"
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# www-data group is needed since it is this nginx who will start the service
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usermod --append --groups www-data "$app" || ynh_die --message "It wasn't possible to add user $app to group www-data"
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ynh_backup_if_checksum_is_different "$finaluwsgiini"
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cp ../conf/uwsgi.ini "$finaluwsgiini"
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# To avoid a break by set -u, use a void substitution ${var:-}. If the variable is not set, it's simply set with an empty variable.
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# Substitute in a nginx config file only if the variable is not empty
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if test -n "${final_path:-}"; then
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ynh_replace_string --match_string "__FINALPATH__" --replace_string "$final_path" --target_file "$finaluwsgiini"
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fi
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if test -n "${path_url:-}"; then
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ynh_replace_string --match_string "__PATH__" --replace_string "$path_url" --target_file "$finaluwsgiini"
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fi
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if test -n "${app:-}"; then
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ynh_replace_string --match_string "__APP__" --replace_string "$app" --target_file "$finaluwsgiini"
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fi
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# Replace all other variable given as arguments
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for var_to_replace in $others_var
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do
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# ${var_to_replace^^} make the content of the variable on upper-cases
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# ${!var_to_replace} get the content of the variable named $var_to_replace
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ynh_replace_string --match_string "__${var_to_replace^^}__" --replace_string "${!var_to_replace}" --target_file "$finaluwsgiini"
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done
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ynh_store_file_checksum --file "$finaluwsgiini"
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chown $app:root "$finaluwsgiini"
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# make sure the folder for logs exists and set authorizations
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mkdir -p /var/log/uwsgi/$app
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chown $app:root /var/log/uwsgi/$app
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chmod -R u=rwX,g=rX,o= /var/log/uwsgi/$app
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# Setup specific Systemd rules if necessary
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test -e ../conf/uwsgi-app@override.service && \
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mkdir /etc/systemd/system/uwsgi-app@$app.service.d && \
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cp ../conf/uwsgi-app@override.service /etc/systemd/system/uwsgi-app@$app.service.d/override.conf
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systemctl daemon-reload
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systemctl enable "uwsgi-app@$app.service"
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# Add as a service
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yunohost service add "uwsgi-app@$app" --log "/var/log/uwsgi/$app/$app.log"
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}
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# Remove the dedicated uwsgi ini file
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#
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# usage: ynh_remove_uwsgi_service
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ynh_remove_uwsgi_service () {
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local finaluwsgiini="/etc/uwsgi/apps-available/$app.ini"
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if [ -e "$finaluwsgiini" ]; then
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systemctl disable "uwsgi-app@$app.service"
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yunohost service remove "uwsgi-app@$app"
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ynh_secure_remove --file="$finaluwsgiini"
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ynh_secure_remove --file="/var/log/uwsgi/$app"
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ynh_secure_remove --file="/etc/systemd/system/uwsgi-app@$app.service.d"
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fi
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}
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