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#!/bin/sh
# Author: Martin Pitt <martin.pitt@ubuntu.com>
set -e
if ! [ -e /etc/default/grub ]; then
echo "Not using grub, skipping"
exit 0
fi
if ! [ -x /tmp/autopkgtest-reboot ]; then
echo "autopkgtest testbed does not support reboot, skipping"
exit 0
fi
if [ ! -e /proc/schedstat ]; then
echo "CONFIG_SCHEDSTAT not enabled on this kernel, bootchart not available"
exit 0
fi
# first stage: prepare bootchart boot
if [ -z "$ADT_REBOOT_MARK" ]; then
# append init= boot option
mkdir -p /etc/default/grub.d
cur_default=$(grep -h ^GRUB_CMDLINE_LINUX_DEFAULT /etc/default/grub $(ls /etc/default/grub.d/*.cfg 2>/dev/null || true) | tail -n1)
cur_default=$(echo "$cur_default" | sed 's!"$! init=/lib/systemd/systemd-bootchart"!')
echo "$cur_default" > /etc/default/grub.d/99-init-bootchart.cfg
update-grub 2>&1
rm /etc/default/grub.d/99-init-bootchart.cfg
/tmp/autopkgtest-reboot b1
fi
# second stage: should have booted with bootchart
update-grub 2>&1 # restore original initramfs
timeout=180
while [ ! -s /run/log/bootchart*.svg -a $timeout -ge 0 ]; do
timeout=$((timeout - 5))
sleep 5
echo "waiting for bootchart... (${timeout}s left)"
done
if [ ! -s /run/log/bootchart*.svg ]; then
echo "timed out waiting for bootchart" >&2
exit 1
fi
if ! grep -q 'DOCTYPE svg' /run/log/bootchart*.svg; then
echo "ERROR: invalid bootchart:" >&2
cat /run/log/bootchart*.svg >&2
exit 1
fi
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