提交 12df4289 编写于 作者: L Linus Torvalds

Merge tag 'ktest-v3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest

Pull ktest updates from Steven Rostedt:
 "The following ktest updates were done:

   o Added timings to various parts of the test (build, install, boot,
     tests) and report them so that the users can keep track of changes.

   o Josh Poimboeuf fixed the console output to work better with virtual
     machine targets.

   o Various clean ups and fixes"

* tag 'ktest-v3.20' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-ktest:
  ktest: Place quotes around item variable
  ktest: Cleanup terminal on dodie() failure
  ktest: Print build,install,boot,test times at success and failure
  ktest: Enable user input to the console
  ktest: Give console process a dedicated tty
  ktest: Rename start_monitor_and_boot to start_monitor_and_install
  ktest: Show times for build, install, boot and test
  ktest: Restore tty settings after closing console
  ktest: Add timings for commands
......@@ -178,6 +178,7 @@ my $checkout;
my $localversion;
my $iteration = 0;
my $successes = 0;
my $stty_orig;
my $bisect_good;
my $bisect_bad;
......@@ -197,6 +198,11 @@ my $patchcheck_start;
my $patchcheck_cherry;
my $patchcheck_end;
my $build_time;
my $install_time;
my $reboot_time;
my $test_time;
# set when a test is something other that just building or install
# which would require more options.
my $buildonly = 1;
......@@ -554,6 +560,66 @@ sub get_mandatory_config {
}
}
sub show_time {
my ($time) = @_;
my $hours = 0;
my $minutes = 0;
if ($time > 3600) {
$hours = int($time / 3600);
$time -= $hours * 3600;
}
if ($time > 60) {
$minutes = int($time / 60);
$time -= $minutes * 60;
}
if ($hours > 0) {
doprint "$hours hour";
doprint "s" if ($hours > 1);
doprint " ";
}
if ($minutes > 0) {
doprint "$minutes minute";
doprint "s" if ($minutes > 1);
doprint " ";
}
doprint "$time second";
doprint "s" if ($time != 1);
}
sub print_times {
doprint "\n";
if ($build_time) {
doprint "Build time: ";
show_time($build_time);
doprint "\n";
}
if ($install_time) {
doprint "Install time: ";
show_time($install_time);
doprint "\n";
}
if ($reboot_time) {
doprint "Reboot time: ";
show_time($reboot_time);
doprint "\n";
}
if ($test_time) {
doprint "Test time: ";
show_time($test_time);
doprint "\n";
}
# reset for iterations like bisect
$build_time = 0;
$install_time = 0;
$reboot_time = 0;
$test_time = 0;
}
sub get_mandatory_configs {
get_mandatory_config("MACHINE");
get_mandatory_config("BUILD_DIR");
......@@ -1341,23 +1407,83 @@ sub dodie {
print " See $opt{LOG_FILE} for more info.\n";
}
if ($monitor_cnt) {
# restore terminal settings
system("stty $stty_orig");
}
die @_, "\n";
}
sub create_pty {
my ($ptm, $pts) = @_;
my $tmp;
my $TIOCSPTLCK = 0x40045431;
my $TIOCGPTN = 0x80045430;
sysopen($ptm, "/dev/ptmx", O_RDWR | O_NONBLOCK) or
dodie "Cant open /dev/ptmx";
# unlockpt()
$tmp = pack("i", 0);
ioctl($ptm, $TIOCSPTLCK, $tmp) or
dodie "ioctl TIOCSPTLCK for /dev/ptmx failed";
# ptsname()
ioctl($ptm, $TIOCGPTN, $tmp) or
dodie "ioctl TIOCGPTN for /dev/ptmx failed";
$tmp = unpack("i", $tmp);
sysopen($pts, "/dev/pts/$tmp", O_RDWR | O_NONBLOCK) or
dodie "Can't open /dev/pts/$tmp";
}
sub exec_console {
my ($ptm, $pts) = @_;
close($ptm);
close(\*STDIN);
close(\*STDOUT);
close(\*STDERR);
open(\*STDIN, '<&', $pts);
open(\*STDOUT, '>&', $pts);
open(\*STDERR, '>&', $pts);
close($pts);
exec $console or
die "Can't open console $console";
}
sub open_console {
my ($fp) = @_;
my ($ptm) = @_;
my $pts = \*PTSFD;
my $pid;
my $flags;
# save terminal settings
$stty_orig = `stty -g`;
my $pid = open($fp, "$console|") or
dodie "Can't open console $console";
# place terminal in cbreak mode so that stdin can be read one character at
# a time without having to wait for a newline
system("stty -icanon -echo -icrnl");
$flags = fcntl($fp, F_GETFL, 0) or
dodie "Can't get flags for the socket: $!";
$flags = fcntl($fp, F_SETFL, $flags | O_NONBLOCK) or
dodie "Can't set flags for the socket: $!";
create_pty($ptm, $pts);
$pid = fork;
if (!$pid) {
# child
exec_console($ptm, $pts)
}
# parent
close($pts);
return $pid;
open(PTSFD, "Stop perl from warning about single use of PTSFD");
}
sub close_console {
......@@ -1368,6 +1494,9 @@ sub close_console {
print "closing!\n";
close($fp);
# restore terminal settings
system("stty $stty_orig");
}
sub start_monitor {
......@@ -1519,6 +1648,8 @@ sub fail {
$name = " ($test_name)";
}
print_times;
doprint "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n";
doprint "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%\n";
doprint "KTEST RESULT: TEST $i$name Failed: ", @_, "\n";
......@@ -1534,10 +1665,14 @@ sub fail {
sub run_command {
my ($command, $redirect) = @_;
my $start_time;
my $end_time;
my $dolog = 0;
my $dord = 0;
my $pid;
$start_time = time;
$command =~ s/\$SSH_USER/$ssh_user/g;
$command =~ s/\$MACHINE/$machine/g;
......@@ -1570,6 +1705,15 @@ sub run_command {
close(LOG) if ($dolog);
close(RD) if ($dord);
$end_time = time;
my $delta = $end_time - $start_time;
if ($delta == 1) {
doprint "[1 second] ";
} else {
doprint "[$delta seconds] ";
}
if ($failed) {
doprint "FAILED!\n";
} else {
......@@ -1694,7 +1838,9 @@ sub wait_for_input
{
my ($fp, $time) = @_;
my $rin;
my $ready;
my $rout;
my $nr;
my $buf;
my $line;
my $ch;
......@@ -1704,21 +1850,36 @@ sub wait_for_input
$rin = '';
vec($rin, fileno($fp), 1) = 1;
($ready, $time) = select($rin, undef, undef, $time);
vec($rin, fileno(\*STDIN), 1) = 1;
$line = "";
while (1) {
$nr = select($rout=$rin, undef, undef, $time);
# try to read one char at a time
while (sysread $fp, $ch, 1) {
$line .= $ch;
last if ($ch eq "\n");
}
if ($nr <= 0) {
return undef;
}
if (!length($line)) {
return undef;
}
# copy data from stdin to the console
if (vec($rout, fileno(\*STDIN), 1) == 1) {
sysread(\*STDIN, $buf, 1000);
syswrite($fp, $buf, 1000);
next;
}
return $line;
$line = "";
# try to read one char at a time
while (sysread $fp, $ch, 1) {
$line .= $ch;
last if ($ch eq "\n");
}
if (!length($line)) {
return undef;
}
return $line;
}
}
sub reboot_to {
......@@ -1766,6 +1927,8 @@ sub monitor {
my $skip_call_trace = 0;
my $loops;
my $start_time = time;
wait_for_monitor 5;
my $line;
......@@ -1890,6 +2053,9 @@ sub monitor {
}
}
my $end_time = time;
$reboot_time = $end_time - $start_time;
close(DMESG);
if ($bug) {
......@@ -1938,6 +2104,8 @@ sub install {
return if ($no_install);
my $start_time = time;
if (defined($pre_install)) {
my $cp_pre_install = eval_kernel_version $pre_install;
run_command "$cp_pre_install" or
......@@ -1969,6 +2137,8 @@ sub install {
if (!$install_mods) {
do_post_install;
doprint "No modules needed\n";
my $end_time = time;
$install_time = $end_time - $start_time;
return;
}
......@@ -1996,6 +2166,9 @@ sub install {
run_ssh "rm -f /tmp/$modtar";
do_post_install;
my $end_time = time;
$install_time = $end_time - $start_time;
}
sub get_version {
......@@ -2008,7 +2181,7 @@ sub get_version {
$have_version = 1;
}
sub start_monitor_and_boot {
sub start_monitor_and_install {
# Make sure the stable kernel has finished booting
# Install bisects, don't need console
......@@ -2208,6 +2381,8 @@ sub build {
unlink $buildlog;
my $start_time = time;
# Failed builds should not reboot the target
my $save_no_reboot = $no_reboot;
$no_reboot = 1;
......@@ -2293,6 +2468,9 @@ sub build {
$no_reboot = $save_no_reboot;
my $end_time = time;
$build_time = $end_time - $start_time;
return 1;
}
......@@ -2323,6 +2501,8 @@ sub success {
$name = " ($test_name)";
}
print_times;
doprint "\n\n*******************************************\n";
doprint "*******************************************\n";
doprint "KTEST RESULT: TEST $i$name SUCCESS!!!! **\n";
......@@ -2383,6 +2563,8 @@ sub do_run_test {
my $bug = 0;
my $bug_ignored = 0;
my $start_time = time;
wait_for_monitor 1;
doprint "run test $run_test\n";
......@@ -2449,6 +2631,9 @@ sub do_run_test {
waitpid $child_pid, 0;
$child_exit = $?;
my $end_time = time;
$test_time = $end_time - $start_time;
if (!$bug && $in_bisect) {
if (defined($bisect_ret_good)) {
if ($child_exit == $bisect_ret_good) {
......@@ -2549,7 +2734,7 @@ sub run_bisect_test {
dodie "Failed on build" if $failed;
# Now boot the box
start_monitor_and_boot or $failed = 1;
start_monitor_and_install or $failed = 1;
if ($type ne "boot") {
if ($failed && $bisect_skip) {
......@@ -2755,6 +2940,7 @@ sub bisect {
do {
$result = run_bisect $type;
$test = run_git_bisect "git bisect $result";
print_times;
} while ($test);
run_command "git bisect log" or
......@@ -3168,6 +3354,7 @@ sub config_bisect {
do {
$ret = run_config_bisect \%good_configs, \%bad_configs;
print_times;
} while (!$ret);
return $ret if ($ret < 0);
......@@ -3260,7 +3447,7 @@ sub patchcheck {
my $sha1 = $item;
$sha1 =~ s/^([[:xdigit:]]+).*/$1/;
doprint "\nProcessing commit $item\n\n";
doprint "\nProcessing commit \"$item\"\n\n";
run_command "git checkout $sha1" or
die "Failed to checkout $sha1";
......@@ -3291,16 +3478,18 @@ sub patchcheck {
my $failed = 0;
start_monitor_and_boot or $failed = 1;
start_monitor_and_install or $failed = 1;
if (!$failed && $type ne "boot"){
do_run_test or $failed = 1;
}
end_monitor;
return 0 if ($failed);
if ($failed) {
print_times;
return 0;
}
patchcheck_reboot;
print_times;
}
$in_patchcheck = 0;
success $i;
......@@ -3753,7 +3942,7 @@ sub make_min_config {
my $failed = 0;
build "oldconfig" or $failed = 1;
if (!$failed) {
start_monitor_and_boot or $failed = 1;
start_monitor_and_install or $failed = 1;
if ($type eq "test" && !$failed) {
do_run_test or $failed = 1;
......@@ -4000,6 +4189,11 @@ for (my $i = 1; $i <= $opt{"NUM_TESTS"}; $i++) {
$iteration = $i;
$build_time = 0;
$install_time = 0;
$reboot_time = 0;
$test_time = 0;
undef %force_config;
my $makecmd = set_test_option("MAKE_CMD", $i);
......@@ -4157,15 +4351,20 @@ for (my $i = 1; $i <= $opt{"NUM_TESTS"}; $i++) {
if ($test_type ne "build") {
my $failed = 0;
start_monitor_and_boot or $failed = 1;
start_monitor_and_install or $failed = 1;
if (!$failed && $test_type ne "boot" && defined($run_test)) {
do_run_test or $failed = 1;
}
end_monitor;
next if ($failed);
if ($failed) {
print_times;
next;
}
}
print_times;
success $i;
}
......
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