Build conntrack as part of the iso.

deploy/docker/Dockerfile

@@ -21,6 +21,7 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update -y \
     ca-certificates \
     util-linux \
     socat \
+    conntrack \
     && DEBIAN_FRONTEND=noninteractive apt-get upgrade -y \
     && DEBIAN_FRONTEND=noninteractive apt-get autoremove -y \
     && DEBIAN_FRONTEND=noninteractive apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

deploy/iso/Dockerfile

@@ -24,6 +24,7 @@ ENV DOCKER_SHA 8824f8a67fbe55d1e52dcbebc74219ba8090006e
 ADD nsenter $ROOTFS/usr/bin/
 ADD socat $ROOTFS/usr/bin
 ADD ethtool $ROOTFS/usr/bin
+ADD conntrack $ROOTFS/usr/bin
 
 # Add addons
 ADD addon-manager.yaml $ROOTFS/etc/kubernetes/manifests/

deploy/iso/Dockerfile.conntrack

@@ -0,0 +1,18 @@
+# Copyright 2016 The Kubernetes Authors All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM golang:1.6
+RUN apt-get -qq update && apt-get -qq install curl make pkg-config gcc flex bison bzip2
+ADD conntrack.sh /go/
+RUN /go/conntrack.sh

deploy/iso/build.sh

@@ -33,11 +33,16 @@ docker build -t socat -f Dockerfile.socat .
 docker run socat cat socat > $tmpdir/socat
 chmod +x $tmpdir/socat
 
-# Get ethotool
+# Get ethtool
 docker build -t ethtool -f Dockerfile.ethtool .
 docker run ethtool cat ethtool > $tmpdir/ethtool
 chmod +x $tmpdir/ethtool
 
+# Get conntrack
+docker build -t conntrack -f Dockerfile.conntrack .
+docker run conntrack cat conntrack > $tmpdir/conntrack
+chmod +x $tmpdir/conntrack
+
 # Do the build.
 docker build -t iso .
 

deploy/iso/conntrack.sh

@@ -0,0 +1,33 @@
+#!/bin/bash
+
+# Copyright 2016 The Kubernetes Authors All rights reserved.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -e
+
+PACKAGES="libmnl-1.0.3 libnfnetlink-1.0.1 libnetfilter_cttimeout-1.0.0 libnetfilter_cthelper-1.0.0 libnetfilter_queue-1.0.2 libnetfilter_conntrack-1.0.4"
+CONNTRACK=conntrack-tools-1.4.2
+
+fetch() {
+    curl -s -S http://www.netfilter.org/projects/${1%-*}/files/$1.tar.bz2 | tar xj
+}
+
+for PACKAGE in $PACKAGES; do
+    fetch $PACKAGE
+    (cd $PACKAGE; ./configure && make LDFLAGS=-static install)
+done
+
+fetch $CONNTRACK
+(cd $CONNTRACK; ./configure && make LDFLAGS=-static && rm -f src/conntrack && make LDFLAGS=-all-static)
+cp $CONNTRACK/src/conntrack /go