added init script to dockerfile...

Dockerfile

@@ -1,5 +1,29 @@
 FROM phusion/baseimage:latest
 MAINTAINER Mark Stillwell <[email protected]>
 
-COPY scripts/setkey.sh  /etc/my_init.d/05-setkey
-RUN chmod 755 /etc/my_init.d/05-setkey
+RUN mkdir -p /etc/my_init.d && \
+    > /etc/my_init.d/05-setkey echo '#!/bin/bash\n\
+ATTEMPTS=30\n\
+\n\
+mkdir -p /root/.ssh\n\
+chmod 700 /root/.ssh\n\
+\n\
+TMPFILE=$(mktemp)\n\
+while [ ! -f /root/.ssh/authorized_keys ] && [ ${ATTEMPTS} -gt 0 ]; do\n\
+  ATTEMPTS=$((${ATTEMPTS}-1))\n\
+  curl -s http://169.254.169.254/latest/meta-data/public-keys/0/openssh-key\\\n\
+    > ${TMPFILE} 2>/dev/null\n\
+  if [ $? -eq 0 ]; then\n\
+    cat ${TMPFILE} >> /root/.ssh/authorized_keys\n\
+    chmod 0600 /root/.ssh/authorized_keys\n\
+    echo "Successfully retrieved public key from instance metadata"\n\
+    echo "********************************************************"\n\
+    echo "AUTHORIZED KEYS"\n\
+    echo "********************************************************"\n\
+    cat /root/.ssh/authorized_keys\n\
+    echo\n\
+    echo "********************************************************"\n\
+  fi\n\
+done\n\
+rm -f ${TMPFILE}\n' && \
+    chmod 755 /etc/my_init.d/05-setkey