Update to WordPress 4.7.3

Dockerfile

@@ -3,7 +3,8 @@ FROM php:5.6-apache
 RUN a2enmod rewrite
 
 # Install the PHP extensions we need, and other packages
-RUN apt-get update \
+RUN set -ex \
+    && apt-get update \
     && apt-get install -y --no-install-recommends \
         curl \
         jq \
@@ -14,14 +15,15 @@ RUN apt-get update \
         nfs-common \
         unzip \
     && rm -rf /var/lib/apt/lists/* \
-    && pecl install memcached \
+    # Memcached 2.2.0 is the latest for PHP < 7
+    # see https://pecl.php.net/package/memcached
+    && pecl install memcached-2.2.0 \
     && docker-php-ext-configure gd --with-png-dir=/usr --with-jpeg-dir=/usr \
     && docker-php-ext-install gd mysqli opcache \
-    && docker-php-ext-enable memcached
-
-# Set recommended PHP.ini settings
-# See https://secure.php.net/manual/en/opcache.installation.php
-RUN { \
+    && docker-php-ext-enable memcached \
+    # Set recommended PHP.ini settings
+    # See https://secure.php.net/manual/en/opcache.installation.php
+    && { \
         echo 'opcache.memory_consumption=128'; \
         echo 'opcache.interned_strings_buffer=8'; \
         echo 'opcache.max_accelerated_files=4000'; \
@@ -36,10 +38,11 @@ COPY etc /etc
 
 # Add Containerpilot and its configuration
 # Releases at https://github.com/joyent/containerpilot/releases
-ENV CONTAINERPILOT_VER 2.3.0
+ENV CONTAINERPILOT_VER 2.7.2
 ENV CONTAINERPILOT file:///etc/containerpilot.json
 
-RUN export CONTAINERPILOT_CHECKSUM=ec9dbedaca9f4a7a50762f50768cbc42879c7208 \
+RUN set -ex \
+    && export CONTAINERPILOT_CHECKSUM=e886899467ced6d7c76027d58c7f7554c2fb2bcc \
     && curl --retry 7 --fail -Lso /tmp/containerpilot.tar.gz \
          "https://github.com/joyent/containerpilot/releases/download/${CONTAINERPILOT_VER}/containerpilot-${CONTAINERPILOT_VER}.tar.gz" \
     && echo "${CONTAINERPILOT_CHECKSUM}  /tmp/containerpilot.tar.gz" | sha1sum -c \
@@ -48,8 +51,9 @@ RUN export CONTAINERPILOT_CHECKSUM=ec9dbedaca9f4a7a50762f50768cbc42879c7208 \
 
 # Install Consul
 # Releases at https://releases.hashicorp.com/consul
-RUN export CONSUL_VERSION=0.6.4 \
-    && export CONSUL_CHECKSUM=abdf0e1856292468e2c9971420d73b805e93888e006c76324ae39416edcf0627 \
+RUN set -ex \
+    && export CONSUL_VERSION=0.7.5 \
+    && export CONSUL_CHECKSUM=40ce7175535551882ecdff21fdd276cef6eaab96be8a8260e0599fadb6f1f5b8 \
     && curl --retry 7 --fail -vo /tmp/consul.zip "https://releases.hashicorp.com/consul/${CONSUL_VERSION}/consul_${CONSUL_VERSION}_linux_amd64.zip" \
     && echo "${CONSUL_CHECKSUM}  /tmp/consul.zip" | sha256sum -c \
     && unzip /tmp/consul -d /usr/local/bin \
@@ -58,16 +62,18 @@ RUN export CONSUL_VERSION=0.6.4 \
 
 # Install Consul template
 # Releases at https://releases.hashicorp.com/consul-template/
-RUN export CONSUL_TEMPLATE_VERSION=0.14.0 \
-    && export CONSUL_TEMPLATE_CHECKSUM=7c70ea5f230a70c809333e75fdcff2f6f1e838f29cfb872e1420a63cdf7f3a78 \
+RUN set -ex \
+    && export CONSUL_TEMPLATE_VERSION=0.18.2 \
+    && export CONSUL_TEMPLATE_CHECKSUM=6fee6ab68108298b5c10e01357ea2a8e4821302df1ff9dd70dd9896b5c37217c \
     && curl --retry 7 --fail -Lso /tmp/consul-template.zip "https://releases.hashicorp.com/consul-template/${CONSUL_TEMPLATE_VERSION}/consul-template_${CONSUL_TEMPLATE_VERSION}_linux_amd64.zip" \
     && echo "${CONSUL_TEMPLATE_CHECKSUM}  /tmp/consul-template.zip" | sha256sum -c \
     && unzip /tmp/consul-template.zip -d /usr/local/bin \
     && rm /tmp/consul-template.zip
 
 # Install wp-cli, http://wp-cli.org
 ENV WP_CLI_CONFIG_PATH /var/www/html/wp-cli.yml
-RUN curl --retry 7 --fail -Ls -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar \
+RUN set -ex \
+    && curl --retry 7 --fail -Ls -O https://raw.githubusercontent.com/wp-cli/builds/gh-pages/phar/wp-cli.phar \
     && chmod +x wp-cli.phar \
     && mv wp-cli.phar /usr/local/bin/wp \
     && wp --info --allow-root
@@ -78,13 +84,15 @@ COPY /var/www/html /var/www/html
 RUN chown -R www-data:www-data /var/www/html/*
 
 # Install WordPress via wp-cli & move the default themes to our content dir
-ENV WORDPRESS_VERSION 4.5.3
-RUN wp --allow-root core download --version=${WORDPRESS_VERSION} \
+ENV WORDPRESS_VERSION 4.7.3
+RUN set -ex \
+    && wp --allow-root core download --version=${WORDPRESS_VERSION} \
     && mv /var/www/html/wordpress/wp-content/themes/* /var/www/html/content/themes/
 
 # Install HyperDB, https://wordpress.org/plugins/hyperdb
 # Releases at https://wordpress.org/plugins/hyperdb/developers/ , though no SHA1 fingerprints are published
-RUN export HYPERDB_VERSION=1.1 \
+RUN set -ex \
+    && export HYPERDB_VERSION=1.1 \
     && curl --retry 7 --fail -Ls -o /var/www/html/hyperdb.zip https://downloads.wordpress.org/plugin/hyperdb.${HYPERDB_VERSION}.zip \
     && unzip hyperdb.zip \
     && chown -R www-data:www-data /var/www/html/hyperdb \
@@ -93,7 +101,8 @@ RUN export HYPERDB_VERSION=1.1 \
     && touch /var/www/html/content/db-config.php
 
 # Install ztollman's object-cache.php or object caching to memcached
-RUN curl --retry 7 --fail -Ls -o /var/www/html/content/object-cache.php https://raw.githubusercontent.com/tollmanz/wordpress-pecl-memcached-object-cache/master/object-cache.php
+RUN set -ex \
+    && curl --retry 7 --fail -Ls -o /var/www/html/content/object-cache.php https://raw.githubusercontent.com/tollmanz/wordpress-pecl-memcached-object-cache/master/object-cache.php
 
 # The volume is defined after we install everything
 VOLUME /var/www/html

bin/onchange-db.sh

@@ -5,5 +5,5 @@
 consul-template \
     -once \
     -dedup \
-    -consul ${CONSUL}:8500 \
+    -consul-addr ${CONSUL}:8500 \
     -template "/var/www/html/db-config.php.ctmpl:/var/www/html/content/db-config.php"

bin/onchange-memcached.sh

@@ -3,5 +3,5 @@
 consul-template \
     -once \
     -dedup \
-    -consul ${CONSUL}:8500 \
+    -consul-addr ${CONSUL}:8500 \
     -template "/var/www/html/memcached-config.php.ctmpl:/var/www/html/memcached-config.php"

bin/onchange-wp-config.sh

@@ -3,5 +3,5 @@
 consul-template \
     -once \
     -dedup \
-    -consul ${CONSUL}:8500 \
+    -consul-addr ${CONSUL}:8500 \
     -template "/var/www/html/wp-config.php.ctmpl:/var/www/html/wp-config.php"

docker-compose.yml

@@ -1,6 +1,6 @@
 # An demo version of WordPress for easy scaling
 wordpress:
-  image: autopilotpattern/wordpress:latest
+  image: autopilotpattern/wordpress:4.7.3-r4.0.0
   restart: always
   env_file: _env
   environment:
@@ -10,7 +10,7 @@ wordpress:
     - 9090
   labels:
     # Setting the CNS service name
-    - triton.cns.services=wordpress
+    - triton.cns.services=wp-wordpress
     # Soft anti-affinity to avoid other WordPress instances
     - com.docker.swarm.affinities=["container!=~*wordpress*"]
     # Set the package
@@ -34,7 +34,7 @@ consul:
   dns:
     - 127.0.0.1
   labels:
-    - triton.cns.services=consul
+    - triton.cns.services=wp-consul
     # Soft anti-affinity to avoid all other containers
     - com.docker.swarm.affinities=["container!=~*"]
     - com.joyent.package=g4-highcpu-128M
@@ -51,7 +51,7 @@ nfs:
     - 1892
     - 2049
   labels:
-    - triton.cns.services=nfs
+    - triton.cns.services=wp-nfs
     - com.docker.swarm.affinities=["container!=~*"]
     - com.joyent.package=g4-highcpu-256M
 
@@ -66,7 +66,7 @@ mysql:
   expose:
     - 3306
   labels:
-    - triton.cns.services=mysql
+    - triton.cns.services=wp-mysql
     - com.docker.swarm.affinities=["container!=~*mysql*"]
     - com.joyent.package=g4-highcpu-4G
 
@@ -80,13 +80,13 @@ memcached:
   ports:
     - 11211
   labels:
-    - triton.cns.services=memcached
+    - triton.cns.services=wp-memcached
     - com.docker.swarm.affinities=["container!=~*memcached*"]
     - com.joyent.package=g4-highcpu-512M
 
 # Nginx as a load-balancing tier and reverse proxy
 nginx:
-  image: autopilotpattern/wordpress-nginx:latest
+  image: autopilotpattern/wordpress-nginx:4.7.3-r4.0.0
   restart: always
   ports:
     - 80
@@ -96,7 +96,7 @@ nginx:
   environment:
     - CONSUL_AGENT=1
   labels:
-    - triton.cns.services=nginx
+    - triton.cns.services=wp-nginx,nginx
     - com.docker.swarm.affinities=["container!=~*nginx*"]
     - com.joyent.package=g4-highcpu-512M
 
@@ -109,6 +109,6 @@ prometheus:
   ports:
     - 9090
   labels:
-    - triton.cns.services=prometheus
+    - triton.cns.services=wp-prometheus
     - com.docker.swarm.affinities=["container!=~*prometheus*"]
     - com.joyent.package=g4-highcpu-1G

etc/containerpilot.json

@@ -16,6 +16,11 @@
       "poll": 7,
       "onChange": "/usr/local/bin/onchange-db.sh"
     },
+    {
+      "name": "mysql-primary",
+      "poll": 7,
+      "onChange": "/usr/local/bin/onchange-db.sh"
+    },
     {
       "name": "nfs",
       "poll": 11,

setup.sh

@@ -196,7 +196,7 @@ envcheck() {
         echo >> _env
 
         echo '# Consul discovery via Triton CNS' >> _env
-        echo CONSUL=consul.svc.${TRITON_ACCOUNT}.${TRITON_DC}.cns.joyent.com >> _env
+        echo CONSUL=wp-consul.svc.${TRITON_ACCOUNT}.${TRITON_DC}.cns.joyent.com >> _env
         echo >> _env
 
         echo 'Edit the _env file to confirm and set your desired configuration details'