Add: support for Ubuntu 16.04 LTS (Xenial).

[github/fretlink/docker-ansible.git] / master-centos7 / Dockerfile

diff --git a/master-centos7/Dockerfile b/master-centos7/Dockerfile
index 1dfa1ab70bc25a8ab8a1af4a95b05513910c8f57..75711d8537f9dfd4c9d329747e70c8f08cd6788b 100644 (file)
--- a/master-centos7/Dockerfile
+++ b/master-centos7/Dockerfile
@@ -17,7 +17,22 @@ FROM centos:centos7
 MAINTAINER William Yeh <william.pjyeh@gmail.com>
 
 
-RUN echo "===> Installing EPEL..."   && \
+# enable systemd;
+# @see https://hub.docker.com/_/centos/
+ENV container docker
+
+RUN echo "===> Enabling systemd..."  && \
+    (cd /lib/systemd/system/sysinit.target.wants/; for i in *; do [ $i == systemd-tmpfiles-setup.service ] || rm -f $i; done); \
+    rm -f /lib/systemd/system/multi-user.target.wants/*;      \
+    rm -f /etc/systemd/system/*.wants/*;                      \
+    rm -f /lib/systemd/system/local-fs.target.wants/*;        \
+    rm -f /lib/systemd/system/sockets.target.wants/*udev*;    \
+    rm -f /lib/systemd/system/sockets.target.wants/*initctl*; \
+    rm -f /lib/systemd/system/basic.target.wants/*;           \
+    rm -f /lib/systemd/system/anaconda.target.wants/*      && \
+    \
+    \
+    echo "===> Installing EPEL..."   && \
     yum -y install epel-release      && \
     yum -y update                    && \
     \
@@ -30,6 +45,7 @@ RUN echo "===> Installing EPEL..."   && \
     yum -y install \
                 gcc make  \
                 python python-devel python-pip                 \
+                libffi-devel openssl-devel                     \
                 libxml2 libxml2-devel libxslt libxslt-devel    \
                 git sudo curl                               && \
     pip install --upgrade pip  && \
@@ -58,10 +74,10 @@ RUN echo "===> Installing EPEL..."   && \
     sed -i -e 's/^\(Defaults\s*requiretty\)/#--- \1/'  /etc/sudoers  && \
     \
     \
-    echo "===> Removing unused YUM resources..."          && \
-    yum -y remove \
-           epel-release python-devel python-pip gcc git   && \
-    yum clean all                                         && \
+    echo "===> Removing unused YUM resources..."              && \
+    yum -y remove epel-release gcc git python-devel python-pip \
+                  libffi-devel openssl-devel  || true         && \
+    yum clean all                                             && \
     \
     \
     echo "===> Adding hosts for convenience..."    && \
@@ -69,6 +85,19 @@ RUN echo "===> Installing EPEL..."   && \
     echo 'localhost' > /etc/ansible/hosts
 
 
+#
+# [Quote] https://hub.docker.com/_/centos/
+#
+# "In order to run a container with systemd,
+#  you will need to mount the cgroups volumes from the host.
+#  [...]
+#  There have been reports that if you're using an Ubuntu host,
+#  you will need to add -v /tmp/$(mktemp -d):/run
+#  in addition to the cgroups mount."
+#
+VOLUME [ "/sys/fs/cgroup", "/run" ]
+
+
 ENV PATH        /opt/ansible/bin:$PATH
 ENV PYTHONPATH  /opt/ansible/lib:$PYTHONPATH
 ENV MANPATH     /opt/ansible/docs/man:$MANPATH