Bug 1299128 - Create separate, smaller nss-decision docker image r=fr…

…anziskus

automation/taskcluster/decision_task.yml

@@ -57,7 +57,7 @@ tasks:
         - "tc-treeherder.v2.{{project}}.{{revision}}.{{pushlog_id}}"
 
       payload:
-        image: "ttaubert/nss-ci:0.0.22"
+        image: ttaubert/nss-decision:0.0.1
 
         env:
           TC_OWNER: {{owner}}

automation/taskcluster/docker-decision/Dockerfile

@@ -0,0 +1,27 @@
+FROM ubuntu:16.04
+MAINTAINER Tim Taubert <ttaubert@mozilla.com>
+
+RUN useradd -d /home/worker -s /bin/bash -m worker
+WORKDIR /home/worker
+
+# Add build and test scripts.
+ADD bin /home/worker/bin
+RUN chmod +x /home/worker/bin/*
+
+# Install dependencies.
+ADD setup.sh /tmp/setup.sh
+RUN bash /tmp/setup.sh
+
+# Env variables.
+ENV HOME /home/worker
+ENV SHELL /bin/bash
+ENV USER worker
+ENV LOGNAME worker
+ENV HOSTNAME taskcluster-worker
+ENV LANG en_US.UTF-8
+ENV LC_ALL en_US.UTF-8
+ENV HOST localhost
+ENV DOMSUF localdomain
+
+# Set a default command for debugging.
+CMD ["/bin/bash", "--login"]

automation/taskcluster/docker-decision/bin/checkout.sh

@@ -0,0 +1,20 @@
+#!/usr/bin/env bash
+
+set -v -e -x
+
+if [ $(id -u) = 0 ]; then
+    # Drop privileges by re-running this script.
+    exec su worker $0
+fi
+
+# Default values for testing.
+REVISION=${NSS_HEAD_REVISION:-default}
+REPOSITORY=${NSS_HEAD_REPOSITORY:-https://hg.mozilla.org/projects/nss}
+
+# Clone NSS.
+for i in 0 2 5; do
+    sleep $i
+    hg clone -r $REVISION $REPOSITORY nss && exit 0
+    rm -rf nss
+done
+exit 1

automation/taskcluster/docker-decision/setup.sh

@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+set -v -e -x
+
+# Update packages.
+export DEBIAN_FRONTEND=noninteractive
+apt-get -y update && apt-get -y upgrade
+
+# Need this to add keys for PPAs below.
+apt-get install -y --no-install-recommends apt-utils
+
+apt_packages=()
+apt_packages+=('npm')
+
+# Latest Mercurial.
+apt_packages+=('mercurial')
+apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 41BD8711B1F0EC2B0D85B91CF59CE3A8323293EE
+echo "deb http://ppa.launchpad.net/mercurial-ppa/releases/ubuntu xenial main" > /etc/apt/sources.list.d/mercurial.list
+
+# Install packages.
+apt-get -y update
+apt-get install -y --no-install-recommends ${apt_packages[@]}
+
+locale-gen en_US.UTF-8
+dpkg-reconfigure locales
+
+# Cleanup.
+rm -rf ~/.ccache ~/.cache
+apt-get autoremove -y
+apt-get clean
+apt-get autoclean
+rm $0