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discourse_ynh/scripts/upgrade
2018-12-27 12:50:00 +01:00

246 lines
9.1 KiB
Bash

#!/bin/bash
#=================================================
# GENERIC START
#=================================================
# IMPORT GENERIC HELPERS
#=================================================
if [ ! -e _common.sh ]; then
# Fetch helpers file if not in current directory
cp ../settings/scripts/_common.sh ./_common.sh
chmod a+rx _common.sh
fi
source /usr/share/yunohost/helpers
source _common.sh
#=================================================
# MANAGE SCRIPT FAILURE
#=================================================
# Exit if an error occurs during the execution of the script
ynh_abort_if_errors
#=================================================
# LOAD SETTINGS
#=================================================
app=$YNH_APP_INSTANCE_NAME
domain=$(ynh_app_setting_get $app domain)
path_url=$(ynh_app_setting_get $app path)
final_path=$(ynh_app_setting_get $app final_path)
is_public=$(ynh_app_setting_get $app is_public)
admin=$(ynh_app_setting_get $app admin)
db_name=$(ynh_app_setting_get $app db_name)
db_pwd=$(ynh_app_setting_get $app db_pwd)
redis_db=$(ynh_app_setting_get $app redis_db)
# Check memory requirements
check_memory_requirements_upgrade
#=================================================
# ENABLE MAINTENANCE MODE
#=================================================
ynh_maintenance_mode_ON
#=================================================
# BACKUP BEFORE UPGRADE
#=================================================
# Stop services
systemctl stop $app
# Backup the current version of the app
if [[ $(ynh_app_setting_get $app disable_backup_before_upgrade) != '1' ]]
then
ynh_backup_before_upgrade
ynh_clean_setup () {
ynh_restore_upgradebackup
}
fi
#=================================================
# INSTALL DEPENDENCIES
#=================================================
ynh_install_app_dependencies "$pkg_dependencies"
#=================================================
# INSTALL RUBY
#=================================================
ynh_install_ruby $RUBY_VERSION
#=================================================
# NGINX CONFIGURATION
#=================================================
# Create a dedicated nginx config
ynh_add_nginx_config
# Reference: https://meta.discourse.org/t/subfolder-support-with-docker/30507?u=falco&source_topic_id=54191
if [ "$path_url" != "/" ] ; then
ynh_replace_string '$proxy_add_x_forwarded_for' '$http_your_original_ip_header' "/etc/nginx/conf.d/$domain.d/$app.conf"
fi
ynh_store_file_checksum "/etc/nginx/conf.d/$domain.d/$app.conf"
if ! ynh_is_upstream_up_to_date ; then
#=================================================
# DOWNLOAD, CHECK AND UNPACK SOURCE
#=================================================
# Specific actions on ARM architecture
if [ -n "$(uname -m | grep arm)" ] ; then
# Unapply commit cf9b4a789b855b5199e98a13424e409854a8e848 that breaks ARM
# compatibility by pointing to a recent libv8 version
# This is due to this libv8 issue (https://github.com/cowboyd/libv8/issues/261)
# that prevents it from being compiled on ARM hence no binary gem is available yet
cp ../sources/patches_arm/* ../sources/patches
fi
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
#=================================================
# SPECIFIC SETUP
#=================================================
#=================================================
# CONFIGURE DISCOURSE
#=================================================
# Make a backup of the original config file if modified
ynh_backup_if_checksum_is_different "$final_path/config/discourse.conf"
# Configure database
discourse_config_file="$final_path/config/discourse.conf"
cp $final_path/config/discourse_defaults.conf $discourse_config_file
ynh_replace_string "db_name = discourse" "db_name = $db_name" "$discourse_config_file"
ynh_replace_string "db_username = discourse" "db_username = $db_name" "$discourse_config_file"
ynh_replace_string "db_password =" "db_password = $db_pwd" "$discourse_config_file"
# Configure hostname
ynh_replace_string "hostname = \"www.example.com\"" "hostname = \"$domain\"" "$discourse_config_file"
ynh_replace_string "relative_url_root =" "relative_url_root = ${path_url%/}" "$discourse_config_file"
# Serve static assets (i.e. images, js, etc.)
ynh_replace_string "serve_static_assets = false" "serve_static_assets = true" "$discourse_config_file"
# Don't show miniprofiler
ynh_replace_string "load_mini_profiler = true" "load_mini_profiler = false" "$discourse_config_file"
# Configure e-mail server
admin_mail=$(ynh_user_get_info "$admin" mail)
ynh_replace_string "developer_emails =" "developer_emails = $admin_mail" "$discourse_config_file"
ynh_replace_string "smtp_address =" "smtp_address = localhost" "$discourse_config_file"
ynh_replace_string "smtp_domain =" "smtp_domain = $domain" "$discourse_config_file"
ynh_replace_string "smtp_enable_start_tls = true" "smtp_enable_start_tls = false" "$discourse_config_file"
# Configure redis
ynh_replace_string "redis_db = 0" "redis_db = $redis_db" "$discourse_config_file"
# Don't notify on new versions (handled by the YunoHost package)
ynh_replace_string "new_version_emails = true" "new_version_emails = false" "$discourse_config_file"
# Calculate and store the config file checksum
ynh_store_file_checksum "$discourse_config_file"
# Make a backup of the original config file if modified
ynh_backup_if_checksum_is_different "$final_path/plugins/discourse-ldap-auth/config/settings.yml"
# Configure LDAP plugin
ldap_config_file="$final_path/plugins/discourse-ldap-auth/config/settings.yml"
ynh_replace_string "adfs.example.com" "localhost" "$ldap_config_file"
ynh_replace_string "dc=example,dc=com" "ou=users,dc=yunohost,dc=org" "$ldap_config_file"
ynh_replace_string "sAMAccountName" "uid" "$ldap_config_file"
ynh_store_file_checksum "$ldap_config_file"
#=================================================
# SETUP UNICORN, A RUBY SERVER
#=================================================
unicorn_config_file="$final_path/config/unicorn.conf.rb"
# Use socket connection
ynh_replace_string 'listen (ENV\["UNICORN_PORT"\] || 3000).to_i' '# listen (ENV["UNICORN_PORT"] || 3000).to_i' "$unicorn_config_file"
ynh_replace_string '# listen "#{discourse_path}/tmp/sockets/unicorn.sock"' 'listen "#{discourse_path}/tmp/sockets/unicorn.sock"' "$unicorn_config_file"
# Calculate and store the config file checksum
ynh_store_file_checksum "$unicorn_config_file"
# Set a secret value
cp ../conf/secrets.yml "$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_login_as $app bundle install --path vendor/bundle --with development)
# On ARM architecture, replace bundled libpsl by system native libpsl
# because the provided binary isn't compatible
if [ -n "$(uname -m | grep arm)" ] ; then
(cd $final_path/vendor/bundle/ruby/*/gems/mini_suffix-*/vendor
rm libpsl.so
ln -s $(ldconfig -p | grep libpsl | awk 'END {print $NF}') libpsl.so)
fi
#=================================================
# PREPARE THE DATABASE
#=================================================
rake_exec="exec_login_as $app RAILS_ENV=production bin/rake"
$rake_exec db:migrate
$rake_exec assets:precompile
#=================================================
# GENERIC FINALIZATION
#=================================================
# SECURE FILES AND DIRECTORIES
#=================================================
# Set permissions to app files
chown -R $app: $final_path
# Restrict rights to log directory (needed by logrotate)
chmod g-w $final_path/log
fi
#=================================================
# 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" skipped_uris "/"
fi
#=================================================
# RELOAD NGINX
#=================================================
systemctl reload nginx
#=================================================
# START UNICORN
#=================================================
if [ -n "$(uname -m | grep arm)" ] ; then
unicorn_workers=2
else
unicorn_workers=3
fi
# Wait for discourse to be fully started
ynh_check_starting "INFO -- : worker=$((unicorn_workers-1)) ready" "$final_path/log/unicorn.stderr.log" "240" "$app"
#=================================================
# DISABLE MAINTENANCE MODE
#=================================================
ynh_maintenance_mode_OFF