Merge pull request #2 from 10up/nfs

nfs WIP 04/04/2106

Dockerfile

@@ -18,6 +18,11 @@ RUN apt-get update && apt-get install -y libmemcached-dev \
     && pecl install memcached \
     && docker-php-ext-enable memcached
 
+# install nfs support for WordPress uploads directory
+# using --no-install-recommends to prevent python install
+RUN apt-get install -y --no-install-recommends \
+    nfs-common
+
 # set recommended PHP.ini settings
 # see https://secure.php.net/manual/en/opcache.installation.php
 RUN { \

common-compose.yml

@@ -1,9 +1,24 @@
 wordpress:
   build: .
+  privileged: true
   env_file: _env
   environment:
     - CONTAINERBUDDY=file:///opt/containerbuddy/config.json
 
+nfs:
+    image: autopilot-nfs
+    privileged: true
+    mem_limit: 256m
+    restart: always
+    labels:
+      - triton.cns.services=nfs
+    expose:
+      - 111
+      - 1892
+      - 2049
+    environment:
+      - CONSUL=consul
+
 # MySQL designed for container-native deployment on Joyent's Triton platform.
 
 mysql:

containerbuddy/config.json

@@ -17,6 +17,11 @@
       "poll": 5,
       "onChange": "/opt/containerbuddy/onchange_reload-db.sh"
     },
+    {
+      "name": "nfs",
+      "poll": 5,
+      "onChange": "/opt/containerbuddy/onchange_reload-nfs.sh"
+    },
     {
       "name": "memcached",
       "poll": 5,

containerbuddy/onchange_reload-nfs.sh

@@ -0,0 +1,10 @@
+#!/bin/bash
+
+if [[ `curl -s ${CONSUL}:8500/v1/health/state/passing | grep nfs`  ]]
+then
+  echo "nfs is healthy, mounting uploads directory...."
+  mount -t nfs -v -o nolock,vers=3 nfs:/exports /var/www/html/content/uploads
+else
+  echo "nfs is not healthly, umounting uploads directory..."
+  umount -f -l /var/www/html/content/uploads
+fi

containerbuddy/onstart.sh

@@ -15,7 +15,13 @@ do
   sleep 5
 done
 
-echo "mysql-primary is now health, moving on..."
+until [[ `curl -s ${CONSUL}:8500/v1/health/state/passing | grep nfs`  ]]
+do
+  echo "no healthly nfs server avaliable yet...."
+  sleep 5
+done
+
+echo "mysql-primary and nfs are now healthly, moving on..."
 
 /opt/containerbuddy/onchange_reload-db.sh
 /opt/containerbuddy/onchange_reload-memcached.sh

containerbuddy/wp-config.sh

@@ -4,4 +4,4 @@ consul-template \
     -once \
     -dedup \
     -consul ${CONSUL}:8500 \
-    -template "/var/www/html/wp-config.php.ctmpl:/var/www/html/wp-config.php"
+    -template "/var/www/html/consul-templates/wp-config.php.ctmpl:/var/www/html/wp-config.php"

local-compose.yml

@@ -4,11 +4,25 @@ wordpress:
     service: wordpress
   links:
     - consul:consul
+    - nfs:nfs
   mem_limit: 512m
   restart: never
   ports:
     - "80"
 
+nfs:
+    extends:
+      file: common-compose.yml
+      service: nfs
+    environment:
+      - CONSUL=consul
+      - CONTAINERBUDDY=file:///etc/containerbuddy.json
+    links:
+      - consul:consul
+    ports:
+      - "111"
+      - "1892:1892"
+      - "2049"
 
 mysql:
     extends: