1 files changed, 67 insertions, 0 deletions
diff --git a/docker/build/doinst.sh b/docker/build/doinst.sh
new file mode 100644
index 00000000..bb188878
--- /dev/null
+++ b/docker/build/doinst.sh
@@ -0,0 +1,67 @@
+config() {
+  NEW="$1"
+  OLD="$(dirname $NEW)/$(basename $NEW .new)"
+  # If there's no config file by that name, mv it over:
+  if [ ! -r $OLD ]; then
+    mv $NEW $OLD
+  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
+    # toss the redundant copy
+    rm $NEW
+  fi
+  # Otherwise, we leave the .new copy for the admin to consider...
+}
+
+preserve_perms() {
+  NEW="$1"
+  OLD="$(dirname $NEW)/$(basename $NEW .new)"
+  if [ -e $OLD ]; then
+    cp -a $OLD ${NEW}.incoming
+    cat $NEW > ${NEW}.incoming
+    mv ${NEW}.incoming $NEW
+  fi
+  config $NEW
+}
+
+preserve_perms etc/rc.d/rc.docker.new
+config etc/default/docker.new
+config etc/logrotate.d/docker.new
+
+# Reload udev rules, we just added one with this package:
+if [ -x /sbin/udevadm ]; then
+  /sbin/udevadm control --reload-rules
+fi
+
+# Group 'docker' (grpId=281) is also used by SBo.
+DOCKER_GID=${DOCKER_GID:-281}
+
+# Only way to create and use the correct uid and gid on the target system,
+# is to use chroot:
+chroot . <<EOR 2>/dev/null
+# Add the '${DOCKER_GID}' group if it doesn't exist already:
+/usr/sbin/groupadd -g ${DOCKER_GID} docker 2> /dev/null
+EOR
+
+# Update rc.local so that docker daemon will be started on boot:
+if ! grep "rc.docker" etc/rc.d/rc.local 1>/dev/null 2>&1 ; then
+  cat <<_EOM_ >> etc/rc.d/rc.local
+
+if [ -x /etc/rc.d/rc.docker ]; then
+  # Start Docker daemon:
+  echo "Starting Docker daemon:    /etc/rc.d/rc.docker start"
+  /etc/rc.d/rc.docker start
+fi
+_EOM_
+fi
+
+# Update rc.local_shutdown so that docker daemon will be stopped:
+if ! grep "rc.docker" etc/rc.d/rc.local_shutdown 1>/dev/null 2>&1 ; then
+  cat <<_EOM2_ >> etc/rc.d/rc.local_shutdown
+
+if [ -x /etc/rc.d/rc.docker ]; then
+  # Stop Docker daemon:
+  echo "Stopping Docker daemon:    /etc/rc.d/rc.docker stop"
+  /etc/rc.d/rc.docker stop
+fi
+_EOM2_
+fi
+