forked from Minki/linux
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-ktest
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-ktest: ktest: Add STOP_TEST_AFTER to stop the test after a period of time ktest: Monitor kernel while running of user tests ktest: Fix bug where the test would not end after failure ktest: Add BISECT_FILES to run git bisect on paths ktest: Add BISECT_SKIP ktest: Add manual bisect ktest: Handle kernels before make oldnoconfig ktest: Start failure timeout on panic too ktest: Print logfile name on failure
This commit is contained in:
Linus Torvalds
commit
b52307ca14
@ -37,6 +37,8 @@ $default{"POWEROFF_ON_SUCCESS"} = 0;
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$default{"BUILD_OPTIONS"} = "";
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$default{"BISECT_SLEEP_TIME"} = 60; # sleep time between bisects
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$default{"CLEAR_LOG"} = 0;
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$default{"BISECT_MANUAL"} = 0;
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$default{"BISECT_SKIP"} = 1;
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$default{"SUCCESS_LINE"} = "login:";
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$default{"BOOTED_TIMEOUT"} = 1;
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$default{"DIE_ON_FAILURE"} = 1;
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@ -45,6 +47,7 @@ $default{"SCP_TO_TARGET"} = "scp \$SRC_FILE \$SSH_USER\@\$MACHINE:\$DST_FILE";
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$default{"REBOOT"} = "ssh \$SSH_USER\@\$MACHINE reboot";
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$default{"STOP_AFTER_SUCCESS"} = 10;
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$default{"STOP_AFTER_FAILURE"} = 60;
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$default{"STOP_TEST_AFTER"} = 600;
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$default{"LOCALVERSION"} = "-test";
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my $ktest_config;
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@ -81,6 +84,8 @@ my $addconfig;
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my $in_bisect = 0;
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my $bisect_bad = "";
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my $reverse_bisect;
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my $bisect_manual;
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my $bisect_skip;
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my $in_patchcheck = 0;
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my $run_test;
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my $redirect;
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@ -98,6 +103,7 @@ my $console;
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my $success_line;
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my $stop_after_success;
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my $stop_after_failure;
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my $stop_test_after;
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my $build_target;
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my $target_image;
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my $localversion;
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@ -462,6 +468,10 @@ sub dodie {
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`$power_off`;
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}
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if (defined($opt{"LOG_FILE"})) {
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print " See $opt{LOG_FILE} for more info.\n";
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}
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die @_, "\n";
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}
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@ -760,8 +770,10 @@ sub monitor {
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my $success_start;
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my $failure_start;
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my $monitor_start = time;
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my $done = 0;
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for (;;) {
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while (!$done) {
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if ($booted) {
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$line = wait_for_input($monitor_fp, $booted_timeout);
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@ -796,7 +808,7 @@ sub monitor {
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}
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if ($full_line =~ /call trace:/i) {
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if (!$skip_call_trace) {
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if (!$bug && !$skip_call_trace) {
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$bug = 1;
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$failure_start = time;
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}
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@ -816,12 +828,19 @@ sub monitor {
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}
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if ($full_line =~ /Kernel panic -/) {
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$failure_start = time;
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$bug = 1;
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}
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if ($line =~ /\n/) {
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$full_line = "";
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}
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if ($stop_test_after > 0 && !$booted && !$bug) {
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if (time - $monitor_start > $stop_test_after) {
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$done = 1;
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}
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}
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}
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close(DMESG);
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@ -925,6 +944,18 @@ sub check_buildlog {
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return 1;
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}
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sub make_oldconfig {
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my ($defconfig) = @_;
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if (!run_command "$defconfig $make oldnoconfig") {
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# Perhaps oldnoconfig doesn't exist in this version of the kernel
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# try a yes '' | oldconfig
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doprint "oldnoconfig failed, trying yes '' | make oldconfig\n";
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run_command "yes '' | $defconfig $make oldconfig" or
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dodie "failed make config oldconfig";
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}
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}
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sub build {
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my ($type) = @_;
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my $defconfig = "";
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@ -970,8 +1001,12 @@ sub build {
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$defconfig = "KCONFIG_ALLCONFIG=$minconfig";
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}
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run_command "$defconfig $make $type" or
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dodie "failed make config";
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if ($type eq "oldnoconfig") {
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make_oldconfig $defconfig;
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} else {
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run_command "$defconfig $make $type" or
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dodie "failed make config";
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}
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$redirect = "$buildlog";
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if (!run_command "$make $build_options") {
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@ -1025,6 +1060,21 @@ sub get_version {
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doprint "$version\n";
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}
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sub answer_bisect {
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for (;;) {
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doprint "Pass or fail? [p/f]";
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my $ans = <STDIN>;
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chomp $ans;
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if ($ans eq "p" || $ans eq "P") {
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return 1;
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} elsif ($ans eq "f" || $ans eq "F") {
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return 0;
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} else {
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print "Please answer 'P' or 'F'\n";
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}
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}
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}
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sub child_run_test {
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my $failed = 0;
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@ -1070,6 +1120,7 @@ sub do_run_test {
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# we are not guaranteed to get a full line
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$full_line .= $line;
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doprint $line;
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if ($full_line =~ /call trace:/i) {
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$bug = 1;
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@ -1086,6 +1137,19 @@ sub do_run_test {
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} while (!$child_done && !$bug);
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if ($bug) {
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my $failure_start = time;
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my $now;
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do {
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$line = wait_for_input($monitor_fp, 1);
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if (defined($line)) {
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doprint $line;
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}
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$now = time;
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if ($now - $failure_start >= $stop_after_failure) {
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last;
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}
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} while (defined($line));
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doprint "Detected kernel crash!\n";
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# kill the child with extreme prejudice
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kill 9, $child_pid;
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@ -1131,7 +1195,15 @@ sub run_git_bisect {
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return 1;
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}
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# returns 1 on success, 0 on failure
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sub bisect_reboot {
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doprint "Reboot and sleep $bisect_sleep_time seconds\n";
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reboot;
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start_monitor;
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wait_for_monitor $bisect_sleep_time;
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end_monitor;
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}
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# returns 1 on success, 0 on failure, -1 on skip
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sub run_bisect_test {
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my ($type, $buildtype) = @_;
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@ -1145,6 +1217,10 @@ sub run_bisect_test {
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build $buildtype or $failed = 1;
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if ($type ne "build") {
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if ($failed && $bisect_skip) {
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$in_bisect = 0;
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return -1;
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}
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dodie "Failed on build" if $failed;
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# Now boot the box
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@ -1156,6 +1232,12 @@ sub run_bisect_test {
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monitor or $failed = 1;
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if ($type ne "boot") {
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if ($failed && $bisect_skip) {
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end_monitor;
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bisect_reboot;
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$in_bisect = 0;
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return -1;
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}
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dodie "Failed on boot" if $failed;
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do_run_test or $failed = 1;
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@ -1168,11 +1250,7 @@ sub run_bisect_test {
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# reboot the box to a good kernel
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if ($type ne "build") {
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doprint "Reboot and sleep $bisect_sleep_time seconds\n";
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reboot;
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start_monitor;
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wait_for_monitor $bisect_sleep_time;
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end_monitor;
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bisect_reboot;
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}
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} else {
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$result = 1;
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@ -1193,16 +1271,22 @@ sub run_bisect {
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my $ret = run_bisect_test $type, $buildtype;
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if ($bisect_manual) {
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$ret = answer_bisect;
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}
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# Are we looking for where it worked, not failed?
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if ($reverse_bisect) {
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$ret = !$ret;
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}
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if ($ret) {
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if ($ret > 0) {
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return "good";
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} else {
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} elsif ($ret == 0) {
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return "bad";
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} elsif ($bisect_skip) {
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doprint "HIT A BAD COMMIT ... SKIPPING\n";
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return "skip";
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}
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}
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@ -1220,6 +1304,13 @@ sub bisect {
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my $type = $opt{"BISECT_TYPE[$i]"};
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my $start = $opt{"BISECT_START[$i]"};
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my $replay = $opt{"BISECT_REPLAY[$i]"};
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my $start_files = $opt{"BISECT_FILES[$i]"};
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if (defined($start_files)) {
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$start_files = " -- " . $start_files;
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} else {
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$start_files = "";
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}
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# convert to true sha1's
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$good = get_sha1($good);
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@ -1273,7 +1364,7 @@ sub bisect {
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die "Failed to checkout $head";
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}
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run_command "git bisect start" or
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run_command "git bisect start$start_files" or
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dodie "could not start bisect";
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run_command "git bisect good $good" or
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@ -1390,9 +1481,7 @@ sub create_config {
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close(OUT);
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# exit;
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run_command "$make oldnoconfig" or
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dodie "failed make config oldconfig";
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make_oldconfig "";
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}
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sub compare_configs {
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@ -1505,7 +1594,9 @@ sub run_config_bisect {
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}
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$ret = run_config_bisect_test $type;
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if ($bisect_manual) {
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$ret = answer_bisect;
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}
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if ($ret) {
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process_passed %current_config;
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return 0;
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@ -1536,7 +1627,13 @@ sub run_config_bisect {
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$half = int($#start_list / 2);
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} while ($half > 0);
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# we found a single config, try it again
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# we found a single config, try it again unless we are running manually
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if ($bisect_manual) {
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process_failed $start_list[0];
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return 1;
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}
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my @tophalf = @start_list[0 .. 0];
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$ret = run_config_bisect_test $type;
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@ -1594,8 +1691,7 @@ sub config_bisect {
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close(IN);
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# Now run oldconfig with the minconfig (and addconfigs)
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run_command "$defconfig $make oldnoconfig" or
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dodie "failed make config oldconfig";
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make_oldconfig $defconfig;
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# check to see what we lost (or gained)
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open (IN, $output_config)
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@ -1907,6 +2003,8 @@ for (my $i = 1; $i <= $opt{"NUM_TESTS"}; $i++) {
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$poweroff_after_halt = set_test_option("POWEROFF_AFTER_HALT", $i);
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$sleep_time = set_test_option("SLEEP_TIME", $i);
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$bisect_sleep_time = set_test_option("BISECT_SLEEP_TIME", $i);
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$bisect_manual = set_test_option("BISECT_MANUAL", $i);
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$bisect_skip = set_test_option("BISECT_SKIP", $i);
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$store_failures = set_test_option("STORE_FAILURES", $i);
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$timeout = set_test_option("TIMEOUT", $i);
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$booted_timeout = set_test_option("BOOTED_TIMEOUT", $i);
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@ -1914,6 +2012,7 @@ for (my $i = 1; $i <= $opt{"NUM_TESTS"}; $i++) {
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$success_line = set_test_option("SUCCESS_LINE", $i);
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$stop_after_success = set_test_option("STOP_AFTER_SUCCESS", $i);
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$stop_after_failure = set_test_option("STOP_AFTER_FAILURE", $i);
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$stop_test_after = set_test_option("STOP_TEST_AFTER", $i);
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$build_target = set_test_option("BUILD_TARGET", $i);
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$ssh_exec = set_test_option("SSH_EXEC", $i);
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$scp_to_target = set_test_option("SCP_TO_TARGET", $i);
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@ -306,6 +306,14 @@
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# (default 60)
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#STOP_AFTER_FAILURE = 60
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# In case the console constantly fills the screen, having
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# a specified time to stop the test if it never succeeds nor fails
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# is recommended.
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# Note: this is ignored if a success or failure is detected.
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# (in seconds)
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# (default 600, -1 is to never stop)
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#STOP_TEST_AFTER = 600
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# Stop testing if a build fails. If set, the script will end if
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# a failure is detected, otherwise it will save off the .config,
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# dmesg and bootlog in a directory called
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@ -519,6 +527,24 @@
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# git bisect good, git bisect bad, and running the git bisect replay
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# if the BISECT_REPLAY is set.
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#
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# BISECT_SKIP = 1 (optional, default 0)
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#
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# If BISECT_TYPE is set to test but the build fails, ktest will
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# simply fail the test and end their. You could use BISECT_REPLAY
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# and BISECT_START to resume after you found a new starting point,
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# or you could set BISECT_SKIP to 1. If BISECT_SKIP is set to 1,
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# when something other than the BISECT_TYPE fails, ktest.pl will
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# run "git bisect skip" and try again.
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#
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# BISECT_FILES = <path> (optional, default undefined)
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#
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# To just run the git bisect on a specific path, set BISECT_FILES.
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# For example:
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#
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# BISECT_FILES = arch/x86 kernel/time
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#
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# Will run the bisect with "git bisect start -- arch/x86 kernel/time"
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#
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# BISECT_REVERSE = 1 (optional, default 0)
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#
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# In those strange instances where it was broken forever
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@ -528,6 +554,15 @@
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# With BISECT_REVERSE = 1, The test will consider failures as
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# good, and success as bad.
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#
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# BISECT_MANUAL = 1 (optional, default 0)
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#
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# In case there's a problem with automating the bisect for
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# whatever reason. (Can't reboot, want to inspect each iteration)
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# Doing a BISECT_MANUAL will have the test wait for you to
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# tell it if the test passed or failed after each iteration.
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# This is basicall the same as running git bisect yourself
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# but ktest will rebuild and install the kernel for you.
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#
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# BISECT_CHECK = 1 (optional, default 0)
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#
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# Just to be sure the good is good and bad is bad, setting
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@ -613,10 +648,17 @@
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#
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# CONFIG_BISECT is the config that failed to boot
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#
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# If BISECT_MANUAL is set, it will pause between iterations.
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# This is useful to use just ktest.pl just for the config bisect.
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# If you set it to build, it will run the bisect and you can
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# control what happens in between iterations. It will ask you if
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# the test succeeded or not and continue the config bisect.
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#
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# Example:
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# TEST_START
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# TEST_TYPE = config_bisect
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# CONFIG_BISECT_TYPE = build
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# CONFIG_BISECT = /home/test/¢onfig-bad
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# MIN_CONFIG = /home/test/config-min
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# BISECT_MANUAL = 1
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#
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Block a user