Merge pull request #39 from jpetazzo/master

Various improvements for the DinD image

Dockerfile.dind

@@ -1,9 +1,36 @@
-FROM docker:1.12.3-experimental-dind
+FROM docker:1.13.0-rc1-dind
 
-RUN apk add --no-cache git tmux py-pip apache2-utils vim \
-    && pip install 'docker-compose==1.8.0'
+ENV DOCKER_STORAGE_DRIVER=overlay2
 
-COPY vimrc ./root/.vimrc
+RUN apk add --no-cache git tmux py-pip apache2-utils vim build-base gettext-dev curl
 
-CMD docker daemon --host=unix:///var/run/docker.sock --host=tcp://0.0.0.0:2375 --storage-driver=vfs &>- & while true; do /bin/sh; done
+# Install Compose and Machine
+RUN pip install docker-compose==1.9.0
+RUN curl -L https://github.com/docker/machine/releases/download/v0.9.0-rc1/docker-machine-Linux-x86_64 \
+    -o /usr/bin/docker-machine && chmod +x /usr/bin/docker-machine
 
+# Compile and install httping
+# (used in orchestration workshop, and very useful anyway)
+RUN mkdir -p /opt && cd /opt && \
+    curl https://www.vanheusden.com/httping/httping-2.5.tgz | \
+    tar -zxf- && cd httping-2.5 && \
+    ./configure && make install LDFLAGS=-lintl && \
+    rm -rf httping-2.5
+
+# Replace modprobe with a no-op to get rid of spurious warnings
+# (note: we can't just symlink to /bin/true because it might be busybox)
+RUN rm /sbin/modprobe && echo '#!/bin/true' >/sbin/modprobe && chmod +x /sbin/modprobe
+
+# Install a nice vimrc file
+COPY vimrc /root/.vimrc
+
+# Move to our home
+WORKDIR /root
+
+# Remove IPv6 alias for localhost and start docker in the background ...
+CMD cat /etc/hosts >/etc/hosts.bak && \
+    sed 's/^::1.*//' /etc/hosts.bak > /etc/hosts && \
+    dockerd --host=unix:///var/run/docker.sock --host=tcp://0.0.0.0:2375 \
+            --storage-driver=$DOCKER_STORAGE_DRIVER &>/docker.log & \
+    while true ; do /bin/sh ; done
+# ... and then put a shell in the foreground, restarting it if it exits