Merge pull request #26 from RunOnFlux/develop

Redis support + WP core stability

Dockerfile

@@ -150,14 +150,8 @@ RUN curl -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli
     && chmod +x wp-cli.phar \
     && mv wp-cli.phar /usr/local/bin/wp
 
-# Configure SSH server for SFTP and key-based authentication
-#RUN mkdir /var/run/sshd \
-#    && sed -i 's/^#PasswordAuthentication yes/PasswordAuthentication no/' /etc/ssh/sshd_config \
-#    && sed -i 's/#Port 22/Port 2222/' /etc/ssh/sshd_config \
-#    && sed -i 's/#AuthorizedKeysFile/AuthorizedKeysFile/' /etc/ssh/sshd_config \
-#    && sed -i 's/^Subsystem\s\+sftp\s\+\/usr\/lib\/openssh\/sftp-server/Subsystem sftp internal-sftp/' /etc/ssh/sshd_config \
-#    && echo 'Match User sftpuser\nChrootDirectory /var/www/%u\nForceCommand internal-sftp\nX11Forwarding no\nAllowTcpForwarding no' >> /etc/ssh/sshd_config
-
+# Install Redis server package
+RUN apt-get install -y redis-server
 
 #Configure SSH server
 RUN sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config && \
@@ -208,4 +202,4 @@ EXPOSE 2222/tcp
 
 ENTRYPOINT ["/usr/local/docker-entrypoint.sh"]
 # Start PHP-FPM and Nginx servers
-CMD /usr/local/php-fpm.sh & nginx -g "daemon off;" -c "/var/www/html/nginx.conf" & /usr/sbin/sshd -D
+CMD /usr/local/php-fpm.sh & nginx -g "daemon off;" -c "/var/www/html/nginx.conf" & /usr/sbin/sshd -D & redis-server

wp-config.php

@@ -134,7 +134,11 @@ function getenv_docker( $env, $default ) {
   //Disable WP_AUTO_UPDATE_CORE on slave nodes
   define( 'WP_AUTO_UPDATE_CORE', false );
 }
-
+if ( $is_slave ) {
+  header('HTTP/1.1 503 Service Unavailable');
+  echo 'Standby node. Runs on <a href="https://runonflux.io">Flux</a>';
+  exit(0);
+} 
 // If we're behind a proxy server and using HTTPS, we need to alert WordPress of that fact
 // see also https://wordpress.org/support/article/administration-over-ssl/#using-a-reverse-proxy
 if ( !empty( $_SERVER['HTTP_HOST'] ) || $_SERVER['REMOTE_ADDR'] === '127.0.0.1' ) {