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|
#!/bin/bash
# Improve debug logs
PRGNAME=`basename $0`
PS4='+ $PRGNAME: ${FUNCNAME+"$FUNCNAME : "}$LINENO: '
set -e
arch="native"
dist="default"
schroot_master="$(dirname "$0")"
gen_schroot=false
target_ssh_opts=""
profile="tcwg-test"
while getopts "a:d:go:P:qv" OPTION; do
case $OPTION in
a) arch=$OPTARG ;;
d) dist=$OPTARG ;;
g) gen_schroot=true ;;
o) target_ssh_opts="$OPTARG" ;;
P) profile="$OPTARG" ;;
q) exec > /dev/null ;;
v) set -x ;;
esac
done
shift $((OPTIND-1))
target="${1%:*}"
port="${1#*:}"
triplet_to_deb_arch()
{
set -e
case "$1" in
aarch64-*linux-gnu) echo arm64 ;;
arm-*linux-gnueabi*) echo armhf ;;
i686-*linux-gnu) echo i386 ;;
x86_64-*linux-gnu) echo amd64 ;;
*) return 1 ;;
esac
}
triplet_to_deb_dist()
{
set -e
case "$arch" in
aarch64-*linux-gnu) echo trusty ;;
arm-*linux-gnueabi*) echo trusty ;;
i686-*linux-gnu) echo trusty ;;
x86_64-*linux-gnu) echo trusty ;;
*) return 1 ;;
esac
}
print_apt_sources()
{
set -e
local deb_arch="$1"
local deb_dist="$2"
case "$deb_dist" in
"precise"|"trusty")
local deb_mirror
case "$deb_arch" in
amd64|i386) deb_mirror="http://archive.ubuntu.com/ubuntu/" ;;
*) deb_mirror="http://ports.ubuntu.com/ubuntu-ports/" ;;
esac
cat <<EOF
deb $deb_mirror $deb_dist main restricted universe multiverse
deb-src $deb_mirror $deb_dist main restricted universe multiverse
deb $deb_mirror $deb_dist-updates main restricted universe multiverse
deb-src $deb_mirror $deb_dist-updates main restricted universe multiverse
deb $deb_mirror $deb_dist-security main restricted universe multiverse
deb-src $deb_mirror $deb_dist-security main restricted universe multiverse
deb $deb_mirror $deb_dist-backports main restricted universe multiverse
deb-src $deb_mirror $deb_dist-backports main restricted universe multiverse
EOF
;;
"jessie")
cat <<EOF
deb http://http.debian.net/debian/ $deb_dist main contrib non-free
deb-src http://http.debian.net/debian/ $deb_dist main contrib non-free
deb http://security.debian.org/ $deb_dist/updates main contrib non-free
deb-src http://security.debian.org/ $deb_dist/updates main contrib non-free
EOF
;;
esac
}
if [ -z "$target" ]; then
echo ERROR: no target specified
exit 1
fi
if [ -z "$port" ]; then
port="22"
fi
cpu="$(ssh $target uname -m)"
case "$cpu" in
aarch64) native_arch=aarch64-linux-gnu ;;
armv7l) native_arch=arm-linux-gnueabihf ;;
armv7*) native_arch=arm-linux-gnueabi ;;
i686) native_arch=i686-linux-gnu ;;
x86_64) native_arch=x86_64-linux-gnu ;;
*)
echo "ERROR: unrecognized native target $cpu"
exit 1
;;
esac
if [ x"$arch" = x"native" ]; then
arch="$native_arch"
fi
deb_arch="$(triplet_to_deb_arch $arch)"
if [ x"deb_dist" = x"default" ]; then
deb_dist="$(triplet_to_deb_dist $arch)"
else
deb_dist="$dist"
fi
orig_target_ssh_opts="$target_ssh_opts"
target_ssh_opts="$target_ssh_opts -o ControlMaster=auto -o ControlPersist=1m -o ControlPath=$(mktemp --suffix -ssh)"
schroot_id=$profile-$deb_arch-$deb_dist
schroot="ssh $target_ssh_opts $target schroot -r -c session:$profile-$port -d / -u root --"
rsh_opts="$target_ssh_opts -o Port=$port -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null"
rsh="ssh $rsh_opts"
user="$(ssh $target_ssh_opts $target echo \$USER)"
home="$(ssh $target_ssh_opts $target pwd)"
if $gen_schroot; then
chroot=/tmp/$schroot_id.$$
# Make sure machine in the lab agree on what time it is.
ssh $target_ssh_opts $target \
sudo ntpdate pool.ntp.org >/dev/null 2>&1 || true
ssh $target_ssh_opts $target \
sudo rm -rf $chroot
ssh $target_ssh_opts $target \
sudo debootstrap \
--arch=$deb_arch \
--variant=minbase \
--include=iptables,openssh-server,rsync,sshfs \
$deb_dist $chroot
# Configure APT sources.
print_apt_sources "$deb_arch" "$deb_dist" \
| ssh $target_ssh_opts $target sudo chroot $chroot bash -c "\"cat > /etc/apt/sources.list\""
case "$deb_arch" in
amd64|i386)
ssh $target_ssh_opts $target \
sudo chroot $chroot bash -c "\"echo deb http://ftp.linuxfoundation.org/pub/lsb/repositories/debian lsb-4.1 main >> /etc/apt/sources.list\""
esac
extra_packages=""
force_packages=""
case "$deb_arch" in
amd64) extra_packages="$extra_packages qemu-user" ;;
esac
case "$profile" in
"tcwg-build")
extra_packages="$extra_packages autoconf autogen automake bash bison build-essential ccache ccrypt dejagnu flex gawk gdb gdbserver git g++ gcc libncurses5-dev libtool lsb-release make texinfo wget xz-utils"
case "$deb_arch" in
amd64) extra_packages="$extra_packages gcc-multilib g++-multilib" ;;
esac
case "$deb_arch" in
amd64|i386)
force_packages="$force_packages lsb-build-cc" ;;
esac
extra_packages="$extra_packages emacs vim"
# Install arp and nc for ssh's ProxyCommand
extra_packages="$extra_packages net-tools netcat"
# Install sudo to simplify root access
extra_packages="$extra_packages sudo"
;;
esac
if [ x"$extra_packages" != x"" -o x"$force_packages" != x"" ]; then
ssh $target_ssh_opts $target \
sudo chroot $chroot apt-get update
if [ x"$extra_packages" != x"" ]; then
ssh $target_ssh_opts $target \
sudo chroot $chroot apt-get install -y "$extra_packages"
fi
if [ x"$force_packages" != x"" ]; then
ssh $target_ssh_opts $target \
sudo chroot $chroot apt-get install -y --force-yes "$force_packages"
fi
fi
ssh $target_ssh_opts $target \
sudo chroot $chroot rm -rf /var/cache/apt /var/lib/apt/lists
if echo "$extra_packages" | grep -q "git"; then
ssh $target_ssh_opts $target \
sudo ln -s /usr/share/doc/git/contrib/workdir/git-new-workdir $chroot/usr/local/bin/
ssh $target_ssh_opts $target \
sudo chmod a+x $chroot/usr/share/doc/git/contrib/workdir/git-new-workdir
fi
# Install the Foundation Model on x86_64 build hosts
if [ x"$profile" = xtcwg-build -a x"$deb_arch" = xamd64 ]; then
if ! [ -e $schroot_master/FM000-KT-00035-r9p5-41rel0.tgz ]; then
echo "ERROR: cannot find Foundation Model tarball: $schroot_master/FM000-KT-00035-r9p5-41rel0.tgz"
exit 1
fi
ssh $target_ssh_opts $target \
sudo mkdir $chroot/linaro
cat $schroot_master/FM000-KT-00035-r9p5-41rel0.tgz | ssh $target_ssh_opts $target \
sudo tar xzf - -C $chroot/linaro
fi
half_ram="$(ssh $target_ssh_opts $target free | grep "Mem:" | sed -e "s/Mem: *\([0-9]*\).*/\1/")"
if [ x"$half_ram" = x"" -o "$half_ram" -lt "$((1024*1024))" ]; then
# Don't limit RAM on starved boards (<1GB RAM).
half_ram=""
else
half_ram="$(($half_ram / 2))"
fi
# Limit users to 5000 processes and half of RAM to avoid fork-bombs and
# OOMs.
for group in tcwg tcwg-infra; do
ssh $target_ssh_opts $target \
sudo sh -c "\"echo @$group - nproc 5000 > $chroot/etc/security/limits.d/$group.conf\""
if [ x"$half_ram" != x"" ]; then
ssh $target_ssh_opts $target \
sudo sh -c "\"echo @$group - data $half_ram >> $chroot/etc/security/limits.d/$group.conf\""
fi
done
# Tweak /etc/init.d/ssh to workaround upstart
ssh $target_ssh_opts $target \
sudo sed -i -e "'/check_for_upstart [0-9]/d'" $chroot/etc/init.d/ssh
# Debian (but not Ubuntu) has wrong permissions on /bin/fusermount.
ssh $target_ssh_opts $target \
sudo chmod +x $chroot/bin/fusermount || true
ssh $target_ssh_opts $target \
sudo mkdir -p /var/chroots/
ssh $target_ssh_opts $target \
sudo bash -c "\"cd $chroot && tar --one-file-system -czf /var/chroots/$schroot_id.tgz .\""
ssh $target_ssh_opts $target \
sudo rm -rf $chroot
case "$deb_arch" in
armhf|i386) personality="
personality=linux32" ;;
*) personality="" ;;
esac
case "$profile" in
# Allow root access in test schroots (to install new system libs, etc)
"tcwg-test") root_groups="
root-groups=users" ;;
*) root_groups="" ;;
esac
ssh $target_ssh_opts $target \
sudo bash -c "\"cat > /etc/schroot/chroot.d/$schroot_id\"" <<EOF
[$schroot_id]
type=file
file=/var/chroots/$schroot_id.tgz
groups=users
profile=$profile$personality$root_groups
EOF
if ! [ -z "$schroot_master" ]; then
scp $target_ssh_opts $target:/var/chroots/$schroot_id.tgz $schroot_master/
mkdir -p $schroot_master/chroot.d/
scp $target_ssh_opts $target:/etc/schroot/chroot.d/$schroot_id $schroot_master/chroot.d/
fi
fi
if ! [ -z "$schroot_master" ]; then
if ! (cd $schroot_master && git diff-files --quiet); then
echo "Warning: Local tree has unstaged changes"
fi
# Make sure machine in the lab agree on what time it is.
ssh $target_ssh_opts $target \
sudo ntpdate pool.ntp.org >/dev/null 2>&1 || true
ssh $target_ssh_opts $target \
sudo mkdir -p /var/chroots/
cat $schroot_master/$schroot_id.tgz | ssh $target_ssh_opts $target \
sudo bash -c "\"cat > /var/chroots/$schroot_id.tgz\""
cat $schroot_master/chroot.d/$schroot_id | ssh $target_ssh_opts $target \
sudo bash -c "\"cat > /etc/schroot/chroot.d/$schroot_id\""
(cd $schroot_master && tar -ch $profile/ setup.d/ | ssh $target_ssh_opts $target \
sudo flock -x /etc/schroot -c "\"cd /etc/schroot && rm -rf $profile && tar -x && chown -R root:root $profile/ setup.d/\"")
fi
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