Merge pull request #72 from cfortier2/feature/migration-script

Update to handle no `CFG_` variables

Dockerfile

@@ -1,6 +1,9 @@
 FROM behance/docker-nginx:1.2.4
 MAINTAINER Bryan Latten <[email protected]>
 
+# Set TERM to suppress warning messages.
+ENV TERM=xterm-256color
+
 # Install pre-reqs for the next steps
 RUN apt-get update && apt-get -yq install \
         build-essential \

container/root/run.d/02-env.sh

@@ -1,12 +1,19 @@
 #!/bin/bash
 
-# Adds docker environment variables where entering them as PHP-FPM environment variables
-VARS=`env | grep ^CFG_`;
-DEST_CONF=/etc/php5/fpm/pool.d/www.conf
+# Check if there are environment variables prefixed with `CFG_`.
+if [[ $(env | grep ^CFG_ | wc -l) -ne 0 ]]
+then
+  # Adds docker environment variables where entering them as PHP-FPM environment variables
+  VARS=`env | grep ^CFG_`
+  DEST_CONF=/etc/php5/fpm/pool.d/www.conf
 
-echo '[env] importing environment variables (prefixed by CFG_)'
-for p in $VARS
-do
-  ENV='env['${p/=/] = \"}\"
-  echo $ENV >> $DEST_CONF
-done
+  echo '[env] importing environment variables (prefixed by CFG_)'
+  for p in $VARS
+  do
+    ENV='env['${p/=/] = \"}\"
+    echo $ENV >> $DEST_CONF
+  done
+
+else
+  echo "[env] There were no environment variables found prefixed by CFG_"
+fi