Modify Dockerfile to be run on ppc64le

Author: schabrolles

9.5/Dockerfile

@@ -1,5 +1,5 @@
 # vim:set ft=dockerfile:
-FROM debian:jessie
+FROM schabrolles/ubuntu_ppc64le
 
 # explicitly set user/group IDs
 RUN groupadd -r postgres --gid=999 && useradd -r -g postgres --uid=999 postgres
@@ -36,8 +36,8 @@ RUN apt-get update \
 	&& apt-get install -y postgresql-common \
 	&& sed -ri 's/#(create_main_cluster) .*$/\1 = false/' /etc/postgresql-common/createcluster.conf \
 	&& apt-get install -y \
-		postgresql-$PG_MAJOR=$PG_VERSION \
-		postgresql-contrib-$PG_MAJOR=$PG_VERSION \
+		postgresql \
+		postgresql-contrib \
 	&& rm -rf /var/lib/apt/lists/*
 
 # make the sample config easier to munge (and "correct by default")