#!/bin/sh

# Very early init, used to make sure devices and network are set up and
# reachable.

set -ex

cd /

findmnt --mountpoint /proc || mount -t proc none /proc
findmnt --mountpoint /sys || mount -t sysfs none /sys
findmnt --mountpoint /sys/kernel/debug || mount -t debugfs none /sys/kernel/debug
findmnt --mountpoint /dev || mount -t devtmpfs none /dev
mkdir -p /dev/pts
findmnt --mountpoint /dev/pts || mount -t devpts devpts /dev/pts
mkdir -p /dev/shm
findmnt --mountpoint /dev/shm || mount -t tmpfs -o noexec,nodev,nosuid tmpfs /dev/shm
findmnt --mountpoint /tmp || mount -t tmpfs tmpfs /tmp

# For the vmware farm, change the nameserver as 8.8.8.8 is off limit.
# This is temporary and will be reverted once the farm is moved.
if [ "${FARM:-}" = "vmware" ]; then
  echo "nameserver 192.19.189.10" > /etc/resolv.conf
else
  echo "nameserver 8.8.8.8" > /etc/resolv.conf
fi

[ -z "$NFS_SERVER_IP" ] || echo "$NFS_SERVER_IP caching-proxy" >> /etc/hosts

# Set the time so we can validate certificates before we fetch anything;
# however as not all DUTs have network, make this non-fatal.
for _ in 1 2 3; do ntpdig -sS pool.ntp.org && break || sleep 2; done || true

# Create a symlink from /dev/fd to /proc/self/fd if /dev/fd is missing.
if [ ! -e /dev/fd ]; then
  ln -s /proc/self/fd /dev/fd
fi