From 352ade3dfb4890c40f17ebff2cfc55c21e8de20e Mon Sep 17 00:00:00 2001
From: Linus Nordberg <linus@nordberg.se>
Date: Wed, 1 Apr 2015 22:14:13 +0200
Subject: [Docker] Add docker support for merge nodes.

Also, run as a separate user in docker-dev.
---
 packaging/docker/catlfish-dev/Dockerfile       | 32 +++++++++++++++-----------
 packaging/docker/catlfish-dev/supervisord.conf |  1 +
 2 files changed, 20 insertions(+), 13 deletions(-)

(limited to 'packaging/docker/catlfish-dev')

diff --git a/packaging/docker/catlfish-dev/Dockerfile b/packaging/docker/catlfish-dev/Dockerfile
index b1192cf..11ebed5 100644
--- a/packaging/docker/catlfish-dev/Dockerfile
+++ b/packaging/docker/catlfish-dev/Dockerfile
@@ -1,9 +1,13 @@
 # Catlfish expects to find its configuration in
 # /usr/local/etc/catlfish/catlfish.config so mounting
 # /usr/local/etc/catlfish is recommended. This can be done using the
-# `-v' flag to `docker run'. Example:
+# `-v' flag to `docker run'.
 
-# $ docker run -v /etc/catlfish:/usr/local/etc/catlfish catlfish
+# NOTE: The directory on the host system that's mounted at
+# /var/local/db/catlfish in the container has to be writable by a host
+# user with uid 147.
+
+# $ docker run -v /etc/catlfish:/usr/local/etc/catlfish:ro catlfish
 
 FROM erlang
 RUN apt-get update
@@ -35,25 +39,27 @@ RUN git clone https://git.nordu.net/plop.git
 RUN make -C plop
 
 RUN git clone https://git.nordu.net/catlfish.git
-RUN make -C catlfish all
-RUN make -C catlfish PREFIX=/usr/local release
+RUN make -C catlfish PREFIX=/usr/local all release
 
 # Config dir and database dir are mounted from host using `-v' to
 # 'docker run'.
-VOLUME /usr/local/catlfish
+VOLUME /usr/local/etc/catlfish
 VOLUME /var/local/db/catlfish
 
-# Working directory is where catlfish.config is. We want to run in
+# Create a catlfish user.
+RUN groupadd --gid 147 catlfish
+RUN useradd --uid 147 --gid 147 catlfish
+
+# Working has to be where catlfish.config is. We want to run in
 # /var/run/catlfish and not in /usr/local/etc/catlfish, so symlink.
-RUN mkdir -p /var/run/catlfish/erlang_log /var/run/catlfish/sasl_log
-RUN chgrp -R daemon /var/run/catlfish
-RUN chmod -R 775 /var/run/catlfish
-RUN ln -s /usr/local/etc/catlfish/catlfish.config /var/run/catlfish/
+RUN mkdir /var/run/catlfish
 WORKDIR /var/run/catlfish
-
-# Don't run as root.
-USER daemon
+RUN mkdir erlang_log sasl_log supervisord_log
+RUN chown -R catlfish:catlfish /var/run/catlfish
+RUN ln -s /usr/local/etc/catlfish/catlfish.config /var/run/catlfish/
 
 # Run supervisord.
 ADD supervisord.conf /etc/supervisor/
+WORKDIR /var/run/catlfish
+USER catlfish
 CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/supervisord.conf"]
diff --git a/packaging/docker/catlfish-dev/supervisord.conf b/packaging/docker/catlfish-dev/supervisord.conf
index 8b317e0..f3493e5 100644
--- a/packaging/docker/catlfish-dev/supervisord.conf
+++ b/packaging/docker/catlfish-dev/supervisord.conf
@@ -2,4 +2,5 @@
 nodaemon=true
 
 [program:catlfish]
+childlogdir=/var/run/catlfish/supervisord_log
 command=/usr/local/catlfish/bin/run_erl /var/run/catlfish/ /var/run/catlfish/erlang_log/ "exec /usr/local/catlfish/bin/erl -config catlfish"
-- 
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