#!/bin/bash # ------------------------------------------------------------------------- # WordOps install and update script # ------------------------------------------------------------------------- # Website: https://wordops.org # GitHub: https://github.com/WordOps/WordOps # Copyright (c) 2019 - WordOps # This script is licensed under M.I.T # ------------------------------------------------------------------------- # Version 3.9.4 - 2019-03-15 # ------------------------------------------------------------------------- readonly wo_version_old="2.2.3" readonly wo_version_new="3.9.4" # CONTENTS # --- # 1. VARIABLES AND DECLARATIONS # 2. PREPARE FOR INSTALLATION # 3. INSTALLATION # 4. ### # 1 - Set the CLI output colors ### TPUT_RESET=$(tput sgr0) TPUT_FAIL=$(tput setaf 1) TPUT_INFO=$(tput setaf 7) TPUT_ECHO=$(tput setaf 4) wo_lib_echo () { echo "${*}${TPUT_RESET}" } wo_lib_echo_info() { echo "${TPUT_INFO}${*}${TPUT_RESET}" } wo_lib_echo_fail() { echo "${TPUT_FAIL}${*}${TPUT_RESET}" } ### # 1 - Capture errors ### wo_lib_error() { echo "[ $(date) ] ${TPUT_FAIL}${*}${TPUT_RESET}" exit "$2" } ### # 1 - Check whether the installation is called with elevated rights ### if [[ $EUID -ne 0 ]]; then wo_lib_echo_fail "Sudo privilege required..." wo_lib_echo_fail "Use: wget -qO wo wordops.se/tup && sudo bash wo" exit 100 fi echo "" wo_lib_echo "Welcome to WordOps install script v${wo_version_new}" echo "" ### # 1- Update the apt sewers with fresh info ### wo_lib_echo "Updating apt-get repository info" apt-get update &>> /dev/null ### # 1- Check whether lsb_release is installed, and if not, install it ### if [ -z "$(command -v lsb_release)" ]; then wo_lib_echo "Installing lsb-release, please wait..." apt-get -y install lsb-release &>> /dev/null fi ### # 1 - Define variables for later use ### wo_branch="$1" readonly wo_log_dir=/var/log/wo/ readonly wo_install_log=/var/log/wo/install.log readonly wo_linux_distro=$(lsb_release -is) readonly wo_distro_version=$(lsb_release -sc) readonly wo_distro_id=$(lsb_release -rs) if [ -x /usr/loca/bin/ee ]; then migration=1 else migration=0 fi ### # 1 - Checking linux distro ### if [ "$wo_linux_distro" != "Ubuntu" ] && [ "$wo_linux_distro" != "Debian" ]; then wo_lib_echo_fail "WordOps (wo) only supports Ubuntu and Debian at the moment." wo_lib_echo_fail "If you are feeling adventurous, you are free to fork WordOps to support" wo_lib_echo_fail "other Linux distributions and perhaps even Unix deratives." exit 100 else check_wo_linux_distro=$(lsb_release -sc | grep -E "trusty|xenial|bionic|jessie|stretch") if [ -z "$check_wo_linux_distro" ]; then wo_lib_echo_fail "WordOps (wo) only supports Ubuntu 14.04/16.04/18.04, Debian 8.x and Debian 9.x" exit 100 fi fi ### # 1 - To prevent errors or unexpected behaviour, create the log and ACL it ### if [ ! -d $wo_log_dir ]; then wo_lib_echo "Creating WordOps log directory, just a second..." mkdir -p $wo_log_dir || wo_lib_error "Whoops - seems we are unable to create the log directory $wo_log_dir, exit status " $? touch /var/log/wo/{wordops.log,install.log} chmod -R 700 /var/log/wo || wo_lib_error "Whoops, there was an error setting the permissions on the WordOps log folder, exit status " $? fi ### # 2 - Setup the dependencies for installation #### wo_install_dep() { { if [ "$wo_linux_distro" == "Ubuntu" ]; then apt-get -y -qq install build-essential curl gzip python3 python3-apt python3-setuptools python3-dev sqlite3 git tar software-properties-common pigz gnupg2 fail2ban > /dev/null 2>&1 else apt-get -y -qq install build-essential curl gzip dirmngr sudo python3 python3-apt python3-setuptools python3-dev sqlite3 git tar software-properties-common pigz gnupg2 fail2ban > /dev/null 2>&1 fi locale-gen en } >> /var/log/wo/install.log 2>&1 # Support PFS if [ -f /etc/nginx/nginx.conf ]; then # Replace previous ciphers new_ciphers="EECDH+CHACHA20:EECDH+AESGCM:EECDH+AES" sed -i "s/ssl_ciphers\ \(\"\|.\|'\)\(.*\)\(\"\|.\|'\);/ssl_ciphers \"$new_ciphers\";/" /etc/nginx/nginx.conf # Change the TLS protocols sed -i "s/ssl_protocols\ \(.*\);/ssl_protocols TLSv1.2;/" /etc/nginx/nginx.conf fi # Let's Encrypt .well-known folder setup if [ ! -d /var/www/html/.well-known/acme-challenge ]; then mkdir -p /var/www/html/.well-known/acme-challenge chown -R www-data:www-data /var/www/html /var/www/html/.well-known fi } ### # 3 - Create/migrate the essentials ### wo_sync_db() { ### # Switching from EE -> WO ### if [ -f /var/lib/ee/ee.db ]; then # Create the WordOps folder mkdir -p /var/lib/wo # Backup the nginx directory tar -cvf - /etc/nginx /etc/ee /var/lib/ee | pigz -9 > /var/lib/wo/ee-backup.tgz # Copy the EasyEngine database cp /var/lib/ee/ee.db /var/lib/wo/dbase-ee.db # Set the migration variable for the closing text migration=1 ### # Clean WO installation ### elif [ ! -d /var/lib/wo ]; then # Create the directory holding the WordOps database mkdir -p /var/lib/wo # Create an empty database for WordOps echo "CREATE TABLE sites ( id INTEGER PRIMARY KEY AUTOINCREMENT, sitename UNIQUE, site_type CHAR, cache_type CHAR, site_path CHAR, created_on TIMESTAMP DEFAULT CURRENT_TIMESTAMP, is_enabled INT, is_ssl INT, storage_fs CHAR, storage_db CHAR, db_name VARCHAR, db_user VARCHAR, db_password VARCHAR, db_host VARCHAR, is_hhvm INT INT DEFAULT '0', php_version VARCHAR );" | sqlite3 /var/lib/wo/dbase.db if [ -f /var/lib/wo/dbase-ee.db ]; then # Copy the main EasyEngine database over since we are migrating cp /var/lib/wo/dbase-ee.db /var/lib/wo/dbase.db fi # Check site is enable/live or disable cd /etc/nginx/sites-available || exit 1 for site in $(echo \* | grep -v default); do if [ -f "/etc/nginx/sites-enabled/$site" ]; then wo_site_status='1' else wo_site_status='0' fi # Acquire information about the current nginx configuration wo_site_current_type=$(head -n1 "/etc/nginx/sites-available/$site" | grep "NGINX CONFIGURATION" | rev | cut -d' ' -f3,4,5,6,7 | rev | cut -d ' ' -f2,3,4,5) # Sniff out the vhost type and cache configuration if [ "$wo_site_current_type" = "HTML" ]; then wo_site_current="html" wo_site_current_cache="basic" elif [ "$wo_site_current_type" = "PHP" ]; then wo_site_current="php" wo_site_current_cache="basic" elif [ "$wo_site_current_type" = "MYSQL" ]; then wo_site_current="mysql" wo_site_current_cache="basic" # Caching types on a single WordPress installation elif [ "$wo_site_current_type" = "WPSINGLE BASIC" ]; then wo_site_current="wp" wo_site_current_cache="basic" elif [ "$wo_site_current_type" = "WPSINGLE WP SUPER CACHE" ]; then wo_site_current="wp" wo_site_current_cache="wpsc" elif [ "$wo_site_current_type" = "WPSINGLE FAST CGI" ] || [ "$wo_site_current_type" = "WPSINGLE FASTCGI" ]; then wo_site_current="wp" wo_site_current_cache="wpfc" # Caching types on a single, subdirectory WordPress installation elif [ "$wo_site_current_type" = "WPSUBDIR BASIC" ]; then wo_site_current="wpsubdir" wo_site_current_cache="basic" elif [ "$wo_site_current_type" = "WPSUBDIR WP SUPER CACHE" ]; then wo_site_current="wpsubdir" wo_site_current_cache="wpsc" elif [ "$wo_site_current_type" = "WPSUBDIR FAST CGI" ] || [ "$wo_site_current_type" = "WPSUBDIR FASTCGI" ]; then wo_site_current="wpsubdir" wo_site_current_cache="wpfc" # Caching types on a single, subdomain WordPress installation elif [ "$wo_site_current_type" = "WPSUBDOMAIN BASIC" ]; then wo_site_current="wpsubdomain" wo_site_current_cache="basic" elif [ "$wo_site_current_type" = "WPSUBDOMAIN WP SUPER CACHE" ]; then wo_site_current="wpsubdomain" wo_site_current_cache="wpsc" elif [ "$wo_site_current_type" = "WPSUBDOMAIN FAST CGI" ] || [ "$wo_site_current_type" = "WPSUBDOMAIN FASTCGI" ]; then wo_site_current="wpsubdomain" wo_site_current_cache="wpfc" fi wo_webroot="/var/www/$site" # Import the configuration into the WordOps SQLite database echo "INSERT INTO sites (sitename, site_type, cache_type, site_path, is_enabled, is_ssl, storage_fs, storage_db) VALUES (\"$site\", \"$wo_site_current\", \"$wo_site_current_cache\", \"$wo_webroot\", \"$wo_site_status\", 0, 'ext4', 'mysql');" | sqlite3 /var/lib/wo/dbase.db done else wo_php_version="7.2" wo_lib_echo "Updating WordOps Database" echo "ALTER TABLE sites ADD COLUMN db_name varchar;" | sqlite3 /var/lib/wo/dbase.db echo "ALTER TABLE sites ADD COLUMN db_user varchar; " | sqlite3 /var/lib/wo/dbase.db echo "ALTER TABLE sites ADD COLUMN db_password varchar;" | sqlite3 /var/lib/wo/dbase.db echo "ALTER TABLE sites ADD COLUMN db_host varchar;" | sqlite3 /var/lib/wo/dbase.db echo "ALTER TABLE sites ADD COLUMN is_hhvm INT DEFAULT '0';" | sqlite3 /var/lib/wo/dbase.db echo "ALTER TABLE sites ADD COLUMN php_version varchar DEFAULT \"$wo_php_version\";" | sqlite3 /var/lib/wo/dbase.db fi echo "UPDATE sites SET php_version = REPLACE(php_version, '5.6', '7.2');" | sqlite3 /var/lib/wo/dbase.db echo "UPDATE sites SET php_version = REPLACE(php_version, '7.0', '7.3');" | sqlite3 /var/lib/wo/dbase.db } # Once again, set the proper ACL on the WordOps configuration directory secure_wo_db() { # The owner is root chown -R root:root /var/lib/wo/ # Only allow access by root, block others chmod -R 600 /var/lib/wo/ } # Update the WP-CLI version wo_update_wp_cli() { { WP_CLI_PATH=$(command -v wp) if [ -n "$WP_CLI_PATH" ]; then rm -rf "$WP_CLI_PATH" # Update WP-CLI to the most recent version wget -qO /usr/local/bin/wp https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar chmod +x /usr/local/bin/wp else wget -qO /usr/local/bin/wp https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar chmod +x /usr/local/bin/wp fi [ ! -h /usr/bin/wp ] && { ln -s /usr/local/bin/wp /usr/bin/ } [ ! -f /etc/bash_completion.d/wp-completion.bash ] && { wget -qO /etc/bash_completion.d/wp-completion.bash https://raw.githubusercontent.com/wp-cli/wp-cli/master/utils/wp-completion.bash } } >> /var/log/wo/install.log 2>&1 } wo_install_acme_sh() { # check if acme.sh is already installed if [ ! -d /opt/acme.sh ]; then { # clone the git repository git clone https://github.com/Neilpang/acme.sh.git /opt/acme.sh -q cd /opt/acme.sh || exit 1 # create conf directories [ ! -d /etc/letsencrypt/config ] && { mkdir -p /etc/letsencrypt/config } [ ! -d /etc/letsencrypt/live ] && { mkdir -p /etc/letsencrypt/live } [ ! -d /etc/letsencrypt/renewal ] && { mkdir -p /etc/letsencrypt/renewal } # install acme.sh ./acme.sh --install \ --home /etc/letsencrypt \ --config-home /etc/letsencrypt/config \ --cert-home /etc/letsencrypt/renewal # enable auto-upgrade /etc/letsencrypt/acme.sh --upgrade --auto-upgrade # Let's Encrypt .well-known folder setup if [ ! -d /var/www/html/.well-known/acme-challenge ]; then mkdir -p /var/www/html/.well-known/acme-challenge chown -R www-data:www-data /var/www/html /var/www/html/.well-known fi } >> /var/log/wo/install.log fi } # Now, finally, let's install WordOps wo_install() { { rm -rf /tmp/easyengine rm -rf /tmp/wordops [ -z "$wo_branch" ] && { wo_branch=master } git clone -b "$wo_branch" https://github.com/WordOps/WordOps.git /tmp/wordops --quiet cd /tmp/wordops || exit 1 } >> /var/log/wo/install.log 2>&1; python3 setup.py install } wo_upgrade_nginx() { # chec if the package nginx-ee is installed CHECK_NGINX_EE=$(dpkg --list | grep nginx-ee) if [ -n "$CHECK_NGINX_EE" ]; then { # add new Nginx repository if [ "$wo_linux_distro" = "Ubuntu" ]; then echo "deb http://download.opensuse.org/repositories/home:/virtubox:/WordOps/xUbuntu_${wo_distro_id}/ /" >> /etc/apt/sources.list.d/wo-repo.list wget -qO /tmp/nginx-wo.key "https://download.opensuse.org/repositories/home:virtubox:WordOps/xUbuntu_${wo_distro_id}/Release.key" else if [ "$wo_distro_version" == "jessie" ]; then echo "deb http://download.opensuse.org/repositories/home:/virtubox:/WordOps/Debian_8.0/ /" > /etc/apt/sources.list.d/wo-repo.list wget -qO /tmp/nginx-wo.key https://download.opensuse.org/repositories/home:virtubox:WordOps/Debian_8.0/Release.key else echo "deb http://download.opensuse.org/repositories/home:/virtubox:/WordOps/Debian_9.0/ /" > /etc/apt/sources.list.d/wo-repo.list wget -qO /tmp/nginx-wo.key https://download.opensuse.org/repositories/home:virtubox:WordOps/Debian_9.0/Release.key fi fi # prevent apt preference to block install [ -f /etc/apt/preferences.d/nginx-block ] && { mv /etc/apt/preferences.d/nginx-block "$HOME/nginx-block" } # import the respository key for updates apt-key add - < /tmp/nginx-wo.key rm -f /tmp/nginx-wo.key sudo apt-get update # stop nginx service nginx stop # remove previous package apt-mark unhold nginx-ee nginx-common nginx-custom apt-get -y -qq autoremove nginx-ee nginx-common nginx-custom # install new nginx package DEBIAN_FRONTEND=noninteractive apt-get -o Dpkg::Options::="--force-confmiss" -o Dpkg::Options::="--force-confnew" -y install nginx-custom nginx-wo # set back apt preference [ -f "$HOME/nginx-block" ] && { mv "$HOME/nginx-block" /etc/apt/preferences.d/nginx-block } # update nginx headers and ssl_ciphers if [ -f /etc/nginx/nginx.conf ]; then sed -i "s/.*X-Powered-By.*/\tadd_header X-Powered-By \"WordOps $wo_version_new\";/" /etc/nginx/nginx.conf &>> /dev/null new_ciphers="EECDH+CHACHA20:EECDH+AESGCM:EECDH+AES" sed -i "s/ssl_ciphers\ \(\"\|.\|'\)\(.*\)\(\"\|.\|'\);/ssl_ciphers \"$new_ciphers\";/" /etc/nginx/nginx.conf fi # update redis.conf headers if [ -f /etc/nginx/common/redis.conf ]; then sed -i "s/X-Cache /X-SRCache-Fetch-Status /g" /etc/nginx/common/redis.conf &>> /dev/null sed -i "s/X-Cache-2 /X-SRCache-Store-Status /g" /etc/nginx/common/redis.conf &>> /dev/null fi systemctl enable nginx systemctl restart nginx } >> /var/log/wo/install.log 2>&1 fi } wo_update_latest() { if [ -f /etc/nginx/fastcgi_params ] then grep -q 'HTTP_PROXY' /etc/nginx/fastcgi_params if [[ $? -ne 0 ]]; then echo "fastcgi_param HTTP_PROXY \"\";" >> /etc/nginx/fastcgi_params echo "fastcgi_param HTTP_PROXY \"\";" >> /etc/nginx/fastcgi.conf service nginx restart &>> /dev/null fi fi if [ -f /etc/ImageMagick/policy.xml ] then if [ ! -f /etc/ImageMagick/patch.txt ] then echo -e "\t\n\t\n\t\n\t\n\t" >> /etc/ImageMagick/patch.txt sed -i '//r /etc/ImageMagick/patch.txt' /etc/ImageMagick/policy.xml fi fi # Move ~/.my.cnf to /etc/mysql/conf.d/my.cnf if [ ! -f /etc/mysql/conf.d/my.cnf ] then # create conf.d folder if not exist if [ ! -d /etc/mysql/conf.d ]; then mkdir -p /etc/mysql/conf.d chmod 755 /etc/mysql/conf.d fi if [ -d /etc/mysql/conf.d ] then if [ -f ~/.my.cnf ] then cp ~/.my.cnf /etc/mysql/conf.d/my.cnf &>> /dev/null chmod 600 /etc/mysql/conf.d/my.cnf else if [ -f /root/.my.cnf ] then cp /root/.my.cnf /etc/mysql/conf.d/my.cnf &>> /dev/null chmod 600 /etc/mysql/conf.d/my.cnf else wo_lib_echo_fail ".my.cnf cannot be located in your current user or root folder..." fi fi fi fi # Fix WordPress example.html issue # Ref: http://wptavern.com/xss-vulnerability-in-jetpack-and-the-twenty-fifteen-default-theme-affects-millions-of-wordpress-users dpkg --get-selections | grep -v deinstall | grep nginx &>> /dev/null if [ $? -eq 0 ]; then cp /usr/lib/wo/templates/locations.mustache /etc/nginx/common/locations.conf &>> /dev/null fi # Fix Redis-server security issue # http://redis.io/topics/security if [ -f /etc/redis/redis.conf ]; then grep -0 -v "#" /etc/redis/redis.confse | grep 'bind' &>> /dev/null if [ $? -ne 0 ]; then sed -i '$ a bind 127.0.0.1' /etc/redis/redis.conf &>> /dev/null service redis-server restart &>> /dev/null fi fi # Let's Encrypt .well-known folder setup if [ ! -d /var/www/html/.well-known/acme-challenge ]; then mkdir -p /var/www/html/.well-known/acme-challenge chown -R www-data:www-data /var/www/html /var/www/html/.well-known fi # Fix for 3.3.2 renamed nginx.conf nginx -V &>>/dev/null 2>&1 if [[ $? -eq 0 ]]; then nginx -t 2>&1 | grep 'open() "/etc/nginx/nginx.conf" failed' &>>/dev/null if [[ $? -eq 0 ]]; then if [ -f /etc/nginx/nginx.conf.old ]; then if [ ! -f /etc/nginx/nginx.conf ]; then cp /etc/nginx/nginx.conf.old /etc/nginx/nginx.conf fi fi fi # Fix for 3.3.2 renamed fastcgi_param nginx -t 2>&1 | grep 'open() "/etc/nginx/fastcgi_params" failed' &>>/dev/null if [[ $? -eq 0 ]]; then if [ -f /etc/nginx/fastcgi_params.old ]; then if [ ! -f /etc/nginx/fastcgi_params ]; then cp /etc/nginx/fastcgi_params.old /etc/nginx/fastcgi_params fi fi fi fi # Fix for SSL cert --all crontab -l | grep -q '\-\-min_expiry_limit' if [[ $? -eq 0 ]]; then crontab -l > /var/spool/cron/cron-backup.txt #backup cron before editing crontab -l | sed '/--min_expiry_limit/d' | crontab - /bin/bash -c "crontab -l 2> /dev/null | { cat; echo -e \"\n0 0 * * 0 wo site update --le=renew --all 2> /dev/null # Renew all letsencrypt SSL cert. Set by WordOps\"; } | crontab -" fi } # Do git intialisation wo_git_init() { # Nginx under git version control [ -d /etc/nginx ] && { cd /etc/nginx || exit 1 if [ ! -d /etc/nginx/.git ]; then git init fi git add -A . git commit -am "Updated Nginx" } >> /var/log/wo/install.log 2>&1 # WordOps under git version control [ -d /etc/wo ] && { cd /etc/wo || exit 1 [ ! -d /etc/wo/.git ] && { git init } git add -A . git commit -am "Installed/Updated to WordOps" } >> /var/log/wo/install.log 2>&1 # PHP under git version control [ -d /etc/php ] && { cd /etc/php || exit 1 if [ ! -d /etc/php/.git ]; then git init fi git add -A . git commit -am "Updated PHP" } >> /var/log/wo/install.log 2>&1 } ### # 4 - WO MAIN SETUP ### # 1 - WO already installed if [ -x /usr/local/bin/wo ]; then wo -v 2>&1 | grep $wo_version_new &>> /dev/null if [[ $? -ne 0 ]];then read -p "Update WordOps to $wo_version_new (y/n): " wo_ans if [ "$wo_ans" = "y" ] || [ "$wo_ans" = "Y" ]; then wo_install_dep | tee -ai $wo_install_log wo_sync_db >> $wo_install_log 2>&1 secure_wo_db | tee -ai $wo_install_log wo_install | tee -ai $wo_install_log wo_upgrade_nginx | tee -ai $wo_install_log wo_update_latest | tee -ai $wo_install_log wo_install_acme_sh | tee -ai $wo_install_log wo_git_init | tee -ai $wo_install_log wo_update_wp_cli | tee -ai $wo_install_log else wo_lib_error "Not updating WordOps to $wo_version_new, exit status = " 1 fi else wo_lib_error "You already have WordOps $wo_version_new, exit status = " 1 fi else # 2 - Migration from EEv3 if [ -x /usr/local/bin/ee ]; then ee -v 2>&1 | grep $wo_version_new &>> /dev/null if [[ $? -ne 0 ]];then read -p "Update WordOps to $wo_version_new (y/n): " wo_ans if [ "$wo_ans" = "y" ] || [ "$wo_ans" = "Y" ]; then wo_install_dep | tee -ai $wo_install_log wo_sync_db >> $wo_install_log 2>&1 secure_wo_db | tee -ai $wo_install_log wo_install | tee -ai $wo_install_log wo_upgrade_nginx | tee -ai $wo_install_log wo_update_latest | tee -ai $wo_install_log wo_install_acme_sh | tee -ai $wo_install_log wo_git_init | tee -ai $wo_install_log service nginx reload &>> /dev/null wo_update_wp_cli | tee -ai $wo_install_log else wo_lib_error "Not updating WordOps to $wo_version_new, exit status = " 1 fi else wo_lib_error "You already have WordOps $wo_version_new, exit status = " 1 fi else # 3 - Fresh WO setup wo_lib_echo "Installing wo dependencies " | tee -ai $wo_install_log wo_install_dep | tee -ai $wo_install_log wo_lib_echo "Installing WordOps " | tee -ai $wo_install_log wo_install | tee -ai $wo_install_log wo_lib_echo "Running post-install steps " | tee -ai $wo_install_log secure_wo_db | tee -ai $wo_install_log wo_git_init | tee -ai $wo_install_log wo_install_acme_sh | tee -ai $wo_install_log wo_update_wp_cli | tee -ai $wo_install_log fi fi wo sync | tee -ai $wo_install_log if [ "$migration" -eq "1" ]; then echo wo_lib_echo "The migration from EasyEngine to WordOps was succesfull!" wo_lib_echo "The EasyEngine backup files can be found in /var/lib/wo/ee-backup.tgz" echo wo_lib_echo_info "For autocompletion, run the following command:" wo_lib_echo_info "source /etc/bash_completion.d/wo_auto.rc" echo wo_lib_echo "WordOps (wo) help: https://wordops.org/docs" else echo wo_lib_echo "For WordOps (wo) auto completion, run the following command" echo wo_lib_echo_info "source /etc/bash_completion.d/wo_auto.rc" echo wo_lib_echo "Yay! WordOps (wo) installed/updated successfully" wo_lib_echo "WordOps (wo) help: https://wordops.org/docs" fi