From 1c3670630682a330be460cc367509390c818712d Mon Sep 17 00:00:00 2001
From: Jesper Zedlitz <jze@informatik.uni-kiel.de>
Date: Thu, 8 Sep 2016 09:19:06 +0200
Subject: [PATCH] Changed Dockerfile so it uses a special entrypoint script.
 All parameters are passed through to weed. Depending on the command the
 entrypoint.sh script adds parameters to link containers.

---
 Dockerfile           | 21 ---------------------
 docker/Dockerfile    | 18 ++++++++++++++++++
 docker/entrypoint.sh | 34 ++++++++++++++++++++++++++++++++++
 3 files changed, 52 insertions(+), 21 deletions(-)
 delete mode 100644 Dockerfile
 create mode 100644 docker/Dockerfile
 create mode 100755 docker/entrypoint.sh

diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index e87538fdb..000000000
--- a/Dockerfile
+++ /dev/null
@@ -1,21 +0,0 @@
-FROM progrium/busybox
-
-WORKDIR /opt/weed
-
-RUN opkg-install curl
-RUN echo tlsv1 >> ~/.curlrc
-
-RUN \
-  curl -Lks https://bintray.com$(curl -Lk http://bintray.com/chrislusf/seaweedfs/seaweedfs/_latestVersion | grep linux_amd64.tar.gz | sed -n "/href/ s/.*href=['\"]\([^'\"]*\)['\"].*/\1/gp") | gunzip | tar -xf - -C /opt/weed/ && \
-  mkdir ./bin &&  mv ./*/* ./bin && \
-  chmod +x ./bin/weed
-
-EXPOSE 8080
-EXPOSE 9333
-
-VOLUME /data
-
-ENV WEED_HOME /opt/weed
-ENV PATH ${PATH}:${WEED_HOME}/bin
-
-ENTRYPOINT ["weed"]
diff --git a/docker/Dockerfile b/docker/Dockerfile
new file mode 100644
index 000000000..ed1c4dfe3
--- /dev/null
+++ b/docker/Dockerfile
@@ -0,0 +1,18 @@
+FROM progrium/busybox
+
+COPY entrypoint.sh /entrypoint.sh
+COPY Dockerfile /etc/Dockerfile
+
+RUN opkg-install curl
+RUN echo tlsv1 >> ~/.curlrc
+
+RUN curl -Lks https://bintray.com$(curl -Lk http://bintray.com/chrislusf/seaweedfs/seaweedfs/_latestVersion | grep linux_amd64.tar.gz | sed -n "/href/ s/.*href=['\"]\([^'\"]*\)['\"].*/\1/gp") | gunzip | tar -xf - && \
+  mv go_*amd64/weed /usr/bin/ && \
+  rm -r go_*amd64
+
+EXPOSE 8080
+EXPOSE 9333
+
+VOLUME /data
+
+ENTRYPOINT ["/entrypoint.sh"]
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
new file mode 100755
index 000000000..bdde2caa4
--- /dev/null
+++ b/docker/entrypoint.sh
@@ -0,0 +1,34 @@
+#!/bin/sh
+
+case "$1" in
+
+  'master')
+  	ARGS="-ip `hostname -i` -mdir /data"
+	# Is this instance linked with an other master? (Docker commandline "--link master1:master")
+	if [ -n "$MASTER_PORT_9333_TCP_ADDR" ] ; then
+		ARGS="$ARGS -peers=$MASTER_PORT_9333_TCP_ADDR:$MASTER_PORT_9333_TCP_PORT"
+	fi
+  	/usr/bin/weed $@ $ARGS
+	;;
+
+  'volume')
+  	ARGS="-ip `hostname -i` -dir /data"
+	# Is this instance linked with a master? (Docker commandline "--link master1:master")
+  	if [ -n "$MASTER_PORT_9333_TCP_ADDR" ] ; then
+		ARGS="$ARGS -mserver=$MASTER_PORT_9333_TCP_ADDR:$MASTER_PORT_9333_TCP_PORT"
+	fi
+  	/usr/bin/weed $@ $ARGS
+	;;
+
+  'server')
+  	ARGS="-ip `hostname -i` -dir /data"
+  	if [ -n "$MASTER_PORT_9333_TCP_ADDR" ] ; then
+		ARGS="$ARGS -master.peers=$MASTER_PORT_9333_TCP_ADDR:$MASTER_PORT_9333_TCP_PORT"
+	fi
+  	/usr/bin/weed $@ $ARGS
+  	;;
+
+  *)
+  	/usr/bin/weed $@
+	;;
+esac