mirror of
https://github.com/YunoHost-Apps/discourse_ynh.git
synced 2024-09-03 18:26:18 +02:00
312 lines
11 KiB
Bash
312 lines
11 KiB
Bash
#!/bin/bash
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#=================================================
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# GENERIC START
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#=================================================
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# IMPORT GENERIC HELPERS
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#=================================================
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if [ ! -e _common.sh ]; then
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# Fetch helpers file if not in current directory
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cp ../settings/scripts/_common.sh ./_common.sh
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chmod a+rx _common.sh
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fi
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source /usr/share/yunohost/helpers
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source _common.sh
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#=================================================
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# MANAGE SCRIPT FAILURE
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#=================================================
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# Exit if an error occurs during the execution of the script
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ynh_abort_if_errors
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#=================================================
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# LOAD SETTINGS
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#=================================================
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app=$YNH_APP_INSTANCE_NAME
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domain=$(ynh_app_setting_get $app domain)
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path_url=$(ynh_app_setting_get $app path)
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final_path=$(ynh_app_setting_get $app final_path)
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is_public=$(ynh_app_setting_get $app is_public)
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admin=$(ynh_app_setting_get $app admin)
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db_name=$(ynh_app_setting_get $app db_name)
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db_pwd=$(ynh_app_setting_get $app db_pwd)
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redis_db=$(ynh_app_setting_get $app redis_db)
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# Check memory requirements
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check_memory_requirements_upgrade
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#=================================================
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# ENABLE MAINTENANCE MODE
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#=================================================
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ynh_maintenance_mode_ON
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#=================================================
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# BACKUP BEFORE UPGRADE
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#=================================================
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# Stop services
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systemctl stop $app
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# Backup the current version of the app
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if [[ $(ynh_app_setting_get $app disable_backup_before_upgrade) != '1' ]]
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then
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ynh_backup_before_upgrade
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ynh_clean_setup () {
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ynh_restore_upgradebackup
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}
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fi
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#=================================================
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# INSTALL DEPENDENCIES
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#=================================================
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ynh_install_app_dependencies "$pkg_dependencies"
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#=================================================
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# NGINX CONFIGURATION
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#=================================================
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# Create a dedicated nginx config
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ynh_add_nginx_config
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# Reference: https://meta.discourse.org/t/subfolder-support-with-docker/30507?u=falco&source_topic_id=54191
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if [ "$path_url" != "/" ] ; then
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ynh_replace_string '$proxy_add_x_forwarded_for' '$http_your_original_ip_header' "/etc/nginx/conf.d/$domain.d/$app.conf"
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fi
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ynh_store_file_checksum "/etc/nginx/conf.d/$domain.d/$app.conf"
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if ! ynh_is_upstream_up_to_date ; then
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#=================================================
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# DOWNLOAD, CHECK AND UNPACK SOURCE
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#=================================================
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# Specific actions on ARM architecture
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if [ -n "$(uname -m | grep arm)" ] ; then
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# Unapply commit cf9b4a789b855b5199e98a13424e409854a8e848 that breaks ARM
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# compatibility by pointing to a recent libv8 version
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# This is due to this libv8 issue (https://github.com/cowboyd/libv8/issues/261)
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# that prevents it from being compiled on ARM hence no binary gem is available yet
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cp ../sources/patches_arm/* ../sources/patches
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fi
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ynh_app_setting_set $app final_path $final_path
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# Backup files to keep
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tmpdir=$(mktemp -d)
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cp -Rp $final_path/public/uploads $final_path/plugins $final_path/config/discourse.conf $tmpdir
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if [ -d $final_path/public/backups ] ; then
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cp -Rp $final_path/public/backups $tmpdir
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fi
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if [ -d $final_path/log ] ; then
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cp -Rp $final_path/log $tmpdir
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fi
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# Remove destination directory
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ynh_secure_remove $final_path
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# Download, check integrity, uncompress and patch the source from app.src
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ynh_setup_source "$final_path"
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# Restore previous files
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cp -Rp $tmpdir/uploads $final_path/public
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if [ -d $tmpdir/backups ] ; then
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cp -Rp $tmpdir/backups $final_path/public
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fi
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if [ -d $tmpdir/log ] ; then
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cp -Rp $tmpdir/log $final_path
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fi
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(
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cd $tmpdir/plugins/
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for discourse_plugin_dir in */
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do
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# Only copy plugins not included in Discourse archive
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if [ ! -d "$final_path/plugins/$discourse_plugin_dir" ]
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then
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cp -a "$discourse_plugin_dir" "$final_path/plugins/$discourse_plugin_dir"
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fi
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done
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)
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cp -Rp $tmpdir/log $final_path
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cp -p $tmpdir/discourse.conf $final_path/config
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# Install LDAP plugin
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ynh_secure_remove "$final_path/plugins/discourse-ldap-auth"
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mkdir -p "$final_path/plugins/discourse-ldap-auth"
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ynh_setup_source "$final_path/plugins/discourse-ldap-auth" ldap-auth
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#=================================================
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# INSTALL RUBY
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#=================================================
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ynh_install_ruby $RUBY_VERSION
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#=================================================
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# SPECIFIC SETUP
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#=================================================
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#=================================================
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# CONFIGURE DISCOURSE
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#=================================================
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# Make a backup of the original config file if modified
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ynh_backup_if_checksum_is_different "$final_path/config/discourse.conf"
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# Configure database
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discourse_config_file="$final_path/config/discourse.conf"
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cp $final_path/config/discourse_defaults.conf $discourse_config_file
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ynh_replace_string "db_name = discourse" "db_name = $db_name" "$discourse_config_file"
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ynh_replace_string "db_username = discourse" "db_username = $db_name" "$discourse_config_file"
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ynh_replace_string "db_password =" "db_password = $db_pwd" "$discourse_config_file"
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# Configure hostname
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ynh_replace_string "hostname = \"www.example.com\"" "hostname = \"$domain\"" "$discourse_config_file"
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ynh_replace_string "relative_url_root =" "relative_url_root = ${path_url%/}" "$discourse_config_file"
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# Serve static assets (i.e. images, js, etc.)
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ynh_replace_string "serve_static_assets = false" "serve_static_assets = true" "$discourse_config_file"
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# Don't show miniprofiler
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ynh_replace_string "load_mini_profiler = true" "load_mini_profiler = false" "$discourse_config_file"
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# Configure e-mail server
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admin_mail=$(ynh_user_get_info "$admin" mail)
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ynh_replace_string "developer_emails =" "developer_emails = $admin_mail" "$discourse_config_file"
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ynh_replace_string "smtp_address =" "smtp_address = localhost" "$discourse_config_file"
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ynh_replace_string "smtp_domain =" "smtp_domain = $domain" "$discourse_config_file"
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ynh_replace_string "smtp_enable_start_tls = true" "smtp_enable_start_tls = false" "$discourse_config_file"
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# Configure redis
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ynh_replace_string "redis_db = 0" "redis_db = $redis_db" "$discourse_config_file"
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# Don't notify on new versions (handled by the YunoHost package)
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ynh_replace_string "new_version_emails = true" "new_version_emails = false" "$discourse_config_file"
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# Calculate and store the config file checksum
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ynh_store_file_checksum "$discourse_config_file"
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# Make a backup of the original config file if modified
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ynh_backup_if_checksum_is_different "$final_path/plugins/discourse-ldap-auth/config/settings.yml"
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# Configure LDAP plugin
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ldap_config_file="$final_path/plugins/discourse-ldap-auth/config/settings.yml"
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ynh_replace_string "adfs.example.com" "localhost" "$ldap_config_file"
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ynh_replace_string "dc=example,dc=com" "ou=users,dc=yunohost,dc=org" "$ldap_config_file"
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ynh_replace_string "sAMAccountName" "uid" "$ldap_config_file"
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ynh_store_file_checksum "$ldap_config_file"
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# Disable svgo worker
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echo "svgo: false" > $final_path/.image_optim.yml
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#=================================================
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# SETUP UNICORN, A RUBY SERVER
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#=================================================
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unicorn_config_file="$final_path/config/unicorn.conf.rb"
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# Use socket connection
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ynh_replace_string 'listen (ENV\["UNICORN_PORT"\] || 3000).to_i' '# listen (ENV["UNICORN_PORT"] || 3000).to_i' "$unicorn_config_file"
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ynh_replace_string '# listen "#{discourse_path}/tmp/sockets/unicorn.sock"' 'listen "#{discourse_path}/tmp/sockets/unicorn.sock"' "$unicorn_config_file"
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# Calculate and store the config file checksum
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ynh_store_file_checksum "$unicorn_config_file"
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# Set a secret value
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cp ../conf/secrets.yml "$final_path/config/secrets.yml"
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ynh_replace_string "__SECRET__" "$(ynh_string_random)" "$final_path/config/secrets.yml"
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# Calculate and store the config file checksum
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ynh_store_file_checksum "$final_path/config/secrets.yml"
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# Set permissions to app files
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chown -R $app: $final_path
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(cd "$final_path"
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# Install bundler, a gems installer
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gem install bundler
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# Install without documentation
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exec_as $app echo "gem: --no-ri --no-rdoc" >> "$final_path/.gemrc")
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# Specific actions on ARM architecture
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if [ -n "$(uname -m | grep arm)" ] ; then
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# Define the platform specifically to retrieve binaries
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# for libv8 because it currently doesn't compile on ARM devices
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exec_login_as $app bundle config specific_platform arm-linux
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fi
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# Install dependencies
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exec_login_as $app MAKEFLAGS=-j2 bundle install --jobs 2 --path vendor/bundle --with development
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# On ARM architecture, replace bundled libpsl by system native libpsl
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# because the provided binary isn't compatible
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if [ -n "$(uname -m | grep arm)" ] ; then
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(cd $final_path/vendor/bundle/ruby/*/gems/mini_suffix-*/vendor
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rm libpsl.so
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ln -s $(ldconfig -p | grep libpsl | awk 'END {print $NF}') libpsl.so)
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fi
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#=================================================
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# PREPARE THE DATABASE
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#=================================================
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rake_exec="exec_login_as $app RAILS_ENV=production bin/rake"
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$rake_exec db:migrate
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$rake_exec assets:precompile
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#=================================================
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# CONFIGURE PLUGINS
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#=================================================
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# Patch ldap-auth plugin dependency (omniauth-ldap) to fix it when using domain subfolder
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# (Can only do that now because we are patching dependencies which have just been downloaded)
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# Patch applied: https://github.com/omniauth/omniauth-ldap/pull/16
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(cd $final_path/plugins/discourse-ldap-auth/gems/${RUBY_VERSION}/gems/omniauth-ldap*/
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patch -p1 < $YNH_CWD/../conf/ldap-auth-fix-subfolder.patch)
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#=================================================
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# GENERIC FINALIZATION
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#=================================================
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# SECURE FILES AND DIRECTORIES
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#=================================================
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# Add a pids and socket directory for the systemd script.
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mkdir -p "$final_path/tmp/pids"
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mkdir "$final_path/tmp/sockets"
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# Create specific folders and links for subfolder compatibilityn
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# (see: https://meta.discourse.org/t/subfolder-support-with-docker/30507)
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(
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cd $final_path
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mkdir -p "public/forum"
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cd public/forum && ln -s ../uploads && ln -s ../backups
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)
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# Set permissions to app files
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chown -R $app: $final_path
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# Restrict rights to log directory (needed by logrotate)
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chmod g-w $final_path/log
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fi
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#=================================================
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# SETUP SSOWAT
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#=================================================
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# If app is public, add url to SSOWat conf as skipped_uris
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if [ $is_public -eq 1 ]; then
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# unprotected_uris allows SSO credentials to be passed anyway.
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ynh_app_setting_set "$app" skipped_uris "/"
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fi
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#=================================================
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# RELOAD NGINX
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#=================================================
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systemctl reload nginx
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#=================================================
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# START UNICORN
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#=================================================
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if [ -n "$(uname -m | grep arm)" ] ; then
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unicorn_workers=2
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else
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unicorn_workers=3
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fi
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# Wait for discourse to be fully started
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ynh_check_starting "INFO -- : worker=$((unicorn_workers-1)) ready" "$final_path/log/unicorn.stderr.log" "240" "$app"
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#=================================================
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# DISABLE MAINTENANCE MODE
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#=================================================
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ynh_maintenance_mode_OFF
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