#!/bin/sh
#
# Dump core file and collect more information about crashed process
# <http://man7.org/linux/man-pages/man5/core.5.html>
#
BASE='/var/spool/univention-crash-report'

if [ -z "${1:-}" ]
then
	install -o 0 -g 0 -m 0700 -d "$BASE"
	echo "|$(readlink -f "$0") %u %g %p %s %e" >/proc/sys/kernel/core_pattern
	exit 0
fi

user="$1"
group="$2"
pid="$3"
signal="$4"
cmd="$5"

exe=$(readlink -f "/proc/$pid/exe")

time="$(date +%s)"
base="${BASE}/${user}_${group}-${signal}-${time}"
exec >"${base}.log" 2>&1

ps www -p "$pid" >"${base}.ps"
lsof -n -p "$pid" >"${base}.lsof"
cat >"${base}.core"
exec </dev/null

ldd "$exe" >"${base}.ldd"
while read line
do
	for arg in $line
	do
		[ -f "$arg" ] || continue
		dpkg -S "$arg"
	done
done <"${base}.ldd" >"${base}.dpkg-S"
cut -d: -f1 <"${base}.dpkg-S" | sort -u | dpkg-query -W "$pkg"> >"${base}.dpkg-W"

# vim:set backupcopy=auto: