1#!/bin/bash
2# SPDX-License-Identifier: GPL-2.0+
3#
4# Given the results directories for previous KVM-based torture runs,
5# check the build and console output for errors.  Given a directory
6# containing results directories, this recursively checks them all.
7#
8# Usage: kvm-recheck.sh resdir ...
9#
10# Returns status reflecting the success or not of the last run specified.
11#
12# Copyright (C) IBM Corporation, 2011
13#
14# Authors: Paul E. McKenney <paulmck@linux.ibm.com>
15
16T=/tmp/kvm-recheck.sh.$$
17trap 'rm -f $T' 0 2
18
19PATH=`pwd`/tools/testing/selftests/rcutorture/bin:$PATH; export PATH
20. functions.sh
21for rd in "$@"
22do
23	firsttime=1
24	dirs=`find $rd -name Make.defconfig.out -print | sort | sed -e 's,/[^/]*$,,' | sort -u`
25	for i in $dirs
26	do
27		if test -n "$firsttime"
28		then
29			firsttime=""
30			resdir=`echo $i | sed -e 's,/$,,' -e 's,/[^/]*$,,'`
31			head -1 $resdir/log
32		fi
33		TORTURE_SUITE="`cat $i/../torture_suite`"
34		configfile=`echo $i | sed -e 's,^.*/,,'`
35		rm -f $i/console.log.*.diags
36		case "${TORTURE_SUITE}" in
37		X*)
38			;;
39		*)
40			kvm-recheck-${TORTURE_SUITE}.sh $i
41		esac
42		if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -ne 0 && test "`cat $i/qemu-retval`" -ne 137
43		then
44			echo QEMU error, output:
45			cat $i/qemu-output
46		elif test -f "$i/console.log"
47		then
48			if test -f "$i/qemu-retval" && test "`cat $i/qemu-retval`" -eq 137
49			then
50				echo QEMU killed
51			fi
52			configcheck.sh $i/.config $i/ConfigFragment > $T 2>&1
53			cat $T
54			if test -r $i/Make.oldconfig.err
55			then
56				cat $i/Make.oldconfig.err
57			fi
58			parse-build.sh $i/Make.out $configfile
59			parse-console.sh $i/console.log $configfile
60			if test -r $i/Warnings
61			then
62				cat $i/Warnings
63			fi
64		else
65			if test -f "$i/buildonly"
66			then
67				echo Build-only run, no boot/test
68				configcheck.sh $i/.config $i/ConfigFragment
69				parse-build.sh $i/Make.out $configfile
70			elif test -f "$i/qemu-cmd"
71			then
72				print_bug qemu failed
73				echo "   $i"
74			else
75				print_bug Build failed
76				echo "   $i"
77			fi
78		fi
79	done
80	if test -f "$rd/kcsan.sum"
81	then
82		if ! test -f $T
83		then
84			:
85		elif grep -q CONFIG_KCSAN=y $T
86		then
87			echo "Compiler or architecture does not support KCSAN!"
88			echo Did you forget to switch your compiler with '--kmake-arg CC=<cc-that-supports-kcsan>'?
89		elif test -s "$rd/kcsan.sum"
90		then
91			echo KCSAN summary in $rd/kcsan.sum
92		else
93			echo Clean KCSAN run in $rd
94		fi
95	fi
96done
97EDITOR=echo kvm-find-errors.sh "${@: -1}" > $T 2>&1
98builderrors="`tr ' ' '\012' < $T | grep -c '/Make.out.diags'`"
99if test "$builderrors" -gt 0
100then
101	echo $builderrors runs with build errors.
102	ret=1
103fi
104runerrors="`tr ' ' '\012' < $T | grep -c '/console.log.diags'`"
105if test "$runerrors" -gt 0
106then
107	echo $runerrors runs with runtime errors.
108	ret=2
109fi
110exit $ret
111