Add script to create a Debian chroot environment

tools/create_debian_chroot.sh

+#!/bin/bash
+#
+# Copyright (c) 2014, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+#
+# Script to create a Debina wheezy chroot environment for building Dart

[ricow1, 2014/03/11 09:14:31]

Debina -> Debian

[Søren Gjesse, 2014/03/19 07:46:58]

Done.

+# Debian packages.
+
+function usage {
+  echo "Usage: $0 i386|amd64 be|dev|stable [target dir]"
+  exit 1
+}
+
+# Always expect two arguments, architecture and channel.

[ricow1, 2014/03/11 09:14:31]

update comment to expect 2 or 3 arguments

[Søren Gjesse, 2014/03/19 07:46:58]

Done.

+if [ $# -lt 2 ] || [ $# -gt 3 ]
+then
+  usage
+fi
+
+ARCH=$1
+CHANNEL=$2
+
+if [ "$ARCH" != "i386" ] && [ "$ARCH" != "amd64" ]
+then
+  usage
+fi
+
+if [ "$CHANNEL" != "be" ] && \
+   [ "$CHANNEL" != "dev" ] && \
+   [ $CHANNEL != "stable" ]
+then
+  usage
+fi
+
+if [ "$CHANNEL" == "be" ]
+then
+  SRC_URI="http://dart.googlecode.com/svn/trunk/deps/all.deps"

[ricow1, 2014/03/11 09:14:31]

bleeding

[Søren Gjesse, 2014/03/19 07:46:58]

Done.

+fi
+if [ "$CHANNEL" == "dev" ]
+then
+  SRC_URI="http://dart.googlecode.com/svn/trunk/deps/all.deps"
+fi
+if [ "$CHANNEL" == "stable" ]
+then
+  SRC_URI="http://dart.googlecode.com/svn/branches/1.2/deps/all.deps"

[ricow1, 2014/03/11 09:14:31]

this will change every 6 weeks

[Søren Gjesse, 2014/03/19 07:46:58]

Yes, I added this while testing the script, but maybe we should not make an
actual checkout, or make it optional.

+fi
+
+if [ $# -eq 3 ]
+then
+  CHROOT=$3
+else
+  CHROOT=debian_$ARCH
+fi
+
+# Create Debian wheezy chroot.
+debootstrap --arch=$ARCH --components=main,restricted,universe,multiverse \
+    wheezy $CHROOT http://http.us.debian.org/debian/
+chroot $CHROOT apt-get update
+mount -o bind /proc $CHROOT/proc  # Needed for openjdk-6-jdk.
+chroot $CHROOT apt-get -y install \
+    debhelper python g++-4.6 openjdk-6-jdk git subversion
+
+# Add chrome-bot user.
+chroot $CHROOT groupadd --gid 1000 chrome-bot
+chroot $CHROOT useradd --gid 1000 --uid 1000 --create-home chrome-bot
+mkdir $CHROOT/b
+chown 1000:1000 $CHROOT/b
+
+# Create trampoline script for running the initialization as chrome-bot.
+cat << EOF > $CHROOT/b/init_chroot_trampoline.sh
+su -c /b/init_chroot.sh chrome-bot
+EOF
+
+# Create script for checking out the Dart sources. This uses two cat commands
+# as the first part needs to bypass variable interpretation.
+cat << 'EOF' > $CHROOT/b/init_chroot.sh
+cd /b
+git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git
+export PATH=$PATH:/b/depot_tools
+EOF
+
+cat << EOF >> $CHROOT/b/init_chroot.sh
+gclient config $SRC_URI
+gclient sync
+gclient runhooks
+EOF
+
+chmod 755 $CHROOT/b/init_chroot_trampoline.sh
+
+chown 1000:1000 $CHROOT/b/init_chroot.sh
+chmod 755 $CHROOT/b/init_chroot.sh
+chroot $CHROOT /bin/sh /b/init_chroot_trampoline.sh