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discourse_ynh/scripts/install

273 lines
10 KiB
Bash

#!/bin/bash
shopt -s extglob # sets extended pattern matching options in the bash shell
#=================================================
# GENERIC STARTING
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
source _common.sh
source /usr/share/yunohost/helpers
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
ynh_clean_setup () {
# Nettoyage des résidus d'installation non pris en charge par le script remove.
ynh_clean_check_starting_systemd
}
ynh_abort_if_errors # Stop script if an error is detected
#=================================================
# RETRIEVE ARGUMENTS FROM THE MANIFEST
#=================================================
# Retrieve app id
app=$YNH_APP_INSTANCE_NAME
# Retrieve arguments
domain=$YNH_APP_ARG_DOMAIN
path_url=$YNH_APP_ARG_PATH
admin=$YNH_APP_ARG_ADMIN
is_public=$YNH_APP_ARG_IS_PUBLIC
#=================================================
# CHECK IF THE APP CAN BE INSTALLED WITH THESE ARGS
#=================================================
path_url=$(ynh_normalize_url_path $path_url) # Check and normalize path
final_path=/var/www/$app
test ! -e "$final_path" || ynh_die "This path already contains a folder"
# Check web path availability
ynh_webpath_available $domain $path_url
# Register (book) web path
ynh_webpath_register $app $domain $path_url
#=================================================
# STORE SETTINGS FROM MANIFEST
#=================================================
ynh_app_setting_set $app domain "$domain"
ynh_app_setting_set $app path_url "$path_url"
ynh_app_setting_set $app admin "$admin"
ynh_app_setting_set $app is_public "$is_public"
#=================================================
# STANDARD MODIFICATIONS
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_install_app_dependencies "$pkg_dependencies"
#=================================================
# CREATE A POSTGRES DATABASE
#=================================================
db_name=$(ynh_sanitize_dbid $app)
db_pwd=$(ynh_string_random)
ynh_app_setting_set $app db_name $db_name
ynh_app_setting_set $app psqlpwd $db_pwd
ynh_psql_test_if_first_run
ynh_psql_create_db $db_name $db_name $db_pwd
# Set extensions
ynh_psql_execute_as_root "\connect $db_name
CREATE EXTENSION IF NOT EXISTS hstore; CREATE EXTENSION IF NOT EXISTS pg_trgm;"
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
ynh_app_setting_set $app final_path $final_path
# Download, check integrity, uncompress and patch the source from app.src
ynh_setup_source "$final_path"
# Install LDAP plugin
mkdir -p "$final_path/plugins/discourse-ldap-auth"
ynh_setup_source "$final_path/plugins/discourse-ldap-auth" ldap-auth
#=================================================
# NGINX CONFIGURATION
#=================================================
# Reference: https://meta.discourse.org/t/subfolder-support-with-docker/30507?u=falco&source_topic_id=54191
if [ "$path_url" != "/" ] ; then
# ynh_replace_string 'proxy_pass http://unix:__FINALPATH__/tmp/sockets/puma.sock;' 'rewrite ^/(.*)$ __PATH__/$1 break; proxy_pass http://unix:__FINALPATH__/tmp/sockets/puma.sock;' ../conf/nginx.conf
# ynh_replace_string 'etag off;' 'etag off; location __PATH__ { rewrite ^__PATH__/?(.*)$ /$1; }' ../conf/nginx.conf
ynh_replace_string '$proxy_add_x_forwarded_for' '$http_your_original_ip_header' ../conf/nginx.conf
fi
# Create a dedicated nginx config
ynh_add_nginx_config
#=================================================
# CREATE DEDICATED USER
#=================================================
# Create a system user
ynh_system_user_create $app "$final_path"
#=================================================
# SPECIFIC SETUP
#=================================================
#=================================================
# CONFIGURE DISCOURSE
#=================================================
# Configure database
cp $final_path/config/discourse_defaults.conf $final_path/config/discourse.conf
#ynh_replace_string "db_host =" "db_host = localhost" "$final_path/config/discourse.conf"
ynh_replace_string "db_name = discourse" "db_name = $db_name" "$final_path/config/discourse.conf"
ynh_replace_string "db_username = discourse" "db_username = $db_name" "$final_path/config/discourse.conf"
ynh_replace_string "db_password =" "db_password = $db_pwd" "$final_path/config/discourse.conf"
# Configure hostname
ynh_replace_string "hostname = \"www.example.com\"" "hostname = \"$domain\"" "$final_path/config/discourse.conf"
ynh_replace_string "relative_url_root =" "relative_url_root = ${path_url%/}" "$final_path/config/discourse.conf"
# Serve static assets (i.e. images, js, etc.)
ynh_replace_string "serve_static_assets = false" "serve_static_assets = true" "$final_path/config/discourse.conf"
# Configure e-mail server
admin_mail=$(ynh_user_get_info "$admin" mail)
ynh_replace_string "developer_emails =" "developer_emails = $admin_mail" "$final_path/config/discourse.conf"
ynh_replace_string "smtp_address =" "smtp_address = localhost" "$final_path/config/discourse.conf"
ynh_replace_string "smtp_domain =" "smtp_domain = $domain" "$final_path/config/discourse.conf"
ynh_replace_string "smtp_enable_start_tls = true" "smtp_enable_start_tls = false" "$final_path/config/discourse.conf"
# Calculate and store the config file checksum
ynh_store_file_checksum "$final_path/config/discourse.conf"
# Configure LDAP plugins
ynh_replace_string "adfs.example.com" "localhost" "$final_path/plugins/discourse-ldap-auth/config/settings.yml"
ynh_replace_string "dc=example,dc=com" "ou=users,dc=yunohost,dc=org" "$final_path/plugins/discourse-ldap-auth/config/settings.yml"
ynh_replace_string "sAMAccountName" "uid" "$final_path/plugins/discourse-ldap-auth/config/settings.yml"
#=================================================
# SETUP PUMA, A RUBY SERVER
#=================================================
ynh_replace_string "#{APP_ROOT}/log/puma" "/var/log/$app/puma" "$final_path/config/puma.rb"
ynh_replace_string "/home/discourse" "/var/www" "$final_path/config/puma.rb"
ynh_replace_string "daemonize true" "daemonize false" "$final_path/config/puma.rb"
# Calculate and store the config file checksum
ynh_store_file_checksum "$final_path/config/puma.rb"
# Set a secret value
cp ../conf/secrets.yml "$final_path/config/secrets.yml"
ynh_replace_string "__SECRET__" "$(ynh_string_random)" "$final_path/config/secrets.yml"
# Calculate and store the config file checksum
ynh_store_file_checksum "$final_path/config/secrets.yml"
# Set permissions to app files
chown -R $app: $final_path
# # Install puma with gem
(cd "$final_path"
# # Install bundler, a gems installer
gem install bundler
# # Install without documentation
exec_as $app echo "gem: --no-ri --no-rdoc" >> "$final_path/.gemrc"
# # Install dependencies
exec_as $app bundle install --path vendor/bundle --without development test postgresql)
#=================================================
# SETUP SIDEKIQ
#=================================================
cp ../conf/sidekiq.yml "$final_path/config/sidekiq.yml"
#=================================================
# PREPARE THE DATABASE
#=================================================
(cd "$final_path"
rake_exec="exec_as $app bin/rake RAILS_ENV=production"
$rake_exec db:migrate
$rake_exec assets:precompile)
#=================================================
# INSTALL PLUGINS
#=================================================
# # Install LDAP plugin
# ynh_setup_source "$final_path/plugins" ldap-auth
# # Set permissions to app files
# chown -R $app: $final_path/plugins
# # TODO install all in one shot?
# (cd "$final_path"
# exec_as $app bin/rake RAILS_ENV=production assets:precompile)
#=================================================
# CONFIGURE PLUGINS
#=================================================
# Patch ldap-auth plugin to fix it when using domain subfolder
# (Can only do that now because we are patching dependencies which have just been downloaded)
(cd $final_path/plugins/discourse-ldap-auth
patch -p1 < $YNH_CWD/../conf/ldap-auth-fix-subfolder.patch)
#=================================================
# SETUP SYSTEMD
#=================================================
ynh_add_systemd_config $app-puma discourse-puma.service
ynh_add_systemd_config $app-sidekiq discourse-sidekiq.service
#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================
# Add a pids and socket directory for the systemd script.
mkdir -p "$final_path/tmp/pids"
mkdir "$final_path/tmp/sockets"
# Set permissions to app files
chown -R $app: $final_path
#=================================================
# SETUP LOGROTATE
#=================================================
mkdir -p /var/log/$app
chown -R $app: /var/log/$app
# Use logrotate to manage application logfile(s)
ynh_use_logrotate
#=================================================
# ADVERTISE SERVICE IN ADMIN PANEL
#=================================================
yunohost service add $app-puma --log "/var/log/$app/puma.stderr.log"
yunohost service add $app-sidekiq --log "/var/www/$app/log/production.log"
#=================================================
# SETUP SSOWAT
#=================================================
# If app is public, add url to SSOWat conf as skipped_uris
if [ $is_public -eq 1 ]; then
# unprotected_uris allows SSO credentials to be passed anyway.
ynh_app_setting_set "$app" unprotected_uris "/"
fi
#=================================================
# RELOAD NGINX
#=================================================
systemctl reload nginx
#=================================================
# START PUMA AND SIDEKIQ
#=================================================
# Wait for discourse-puma to be fully started
# As discourse-sidekiq is a dependency, it is automatically started before
ynh_check_starting_systemd "Use Ctrl-C to stop" "$app-puma" "120"