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Commit 5a391fbf authored by Steven Rostedt's avatar Steven Rostedt Committed by Steven Rostedt
Browse files

ktest: Added better console, add test build 



Better reading of the console.

Added running a script to do testing after build succeeds.

Signed-off-by: default avatarSteven Rostedt <rostedt@goodmis.org>
parent 5f9b6ced

tools/testing/ktest/ktest.pl

+159 −48
Original line number Diff line number Diff line
@@ -23,6 +23,7 @@ $opt{"REBOOT_ON_ERROR"} = 0; 
$opt{"POWEROFF_ON_ERROR"}	= 0;

$opt{"POWEROFF_ON_SUCCESS"}	= 0;

$opt{"BUILD_OPTIONS"}		= "";

$opt{"BISECT_SLEEP_TIME"}	= 10;   # sleep time between bisects



my $version;

my $grub_number;
@@ -32,6 +33,7 @@ my $noclean; 
my $minconfig;

my $in_bisect = 0;

my $bisect_bad = "";

my $run_test;



sub read_config {

    my ($config) = @_;
@@ -68,7 +70,7 @@ sub doprint { 
}



sub dodie {

    doprint "CRITICAL FAILURE... ", @_;

    doprint "CRITICAL FAILURE... ", @_, "\n";



    if ($opt{"REBOOT_ON_ERROR"}) {

	doprint "REBOOTING\n";
@@ -84,14 +86,14 @@ sub dodie { 


sub run_command {

    my ($command) = @_;

    my $redirect = "";

    my $redirect_log = "";



    if (defined($opt{"LOG_FILE"})) {

	$redirect = " >> $opt{LOG_FILE} 2>&1";

	$redirect_log = " >> $opt{LOG_FILE} 2>&1";

    }



    doprint "$command ... ";

    `$command $redirect`;

    `$command $redirect_log`;



    my $failed = $?;
@@ -106,7 +108,7 @@ sub run_command { 


sub get_grub_index {



    return if ($grub_number >= 0);

    return if (defined($grub_number));



    doprint "Find grub menu ... ";

    $grub_number = -1;
@@ -164,28 +166,40 @@ sub reboot_to { 
    run_command "ssh $target '(echo \"savedefault --default=$grub_number --once\" | grub --batch; reboot)'";

}



sub monitor {

sub open_console {

    my ($fp) = @_;



    my $flags;

    my $booted = 0;

    my $bug = 0;

    my $pid;

    my $doopen2 = 0;

    my $skip_call_trace = 0;



    if ($doopen2) {

	$pid = open2(\*IN, \*OUT, $opt{"CONSOLE"});

	if ($pid < 0) {

	    dodie "Failed to connect to the console";

    my $pid = open($fp, "$opt{CONSOLE}|") or

	dodie "Can't open console $opt{CONSOLE}";



    $flags = fcntl($fp, F_GETFL, 0) or

	dodie "Can't get flags for the socket: $!\n";

    $flags = fcntl($fp, F_SETFL, $flags | O_NONBLOCK) or

	dodie "Can't set flags for the socket: $!\n";



    return $pid;

}

    } else {

	$pid = open(IN, "$opt{CONSOLE} |");



sub close_console {

    my ($fp, $pid) = @_;



    doprint "kill child process $pid\n";

    kill 2, $pid;



    print "closing!\n";

    close($fp);

}



    $flags = fcntl(IN, F_GETFL, 0) or

	dodie "Can't get flags for the socket: $!\n";

sub monitor {

    my $booted = 0;

    my $bug = 0;

    my $pid;

    my $skip_call_trace = 0;

    my $fp = \*IN;



    $flags = fcntl(IN, F_SETFL, $flags | O_NONBLOCK) or

	dodie "Can't set flags for the socket: $!\n";

    $pid = open_console($fp);



    my $line;

    my $full_line = "";
@@ -193,14 +207,14 @@ sub monitor { 
    doprint "Wait for monitor to settle down.\n";

    # read the monitor and wait for the system to calm down

    do {

	$line = wait_for_input(\*IN, 5);

	$line = wait_for_input($fp, 5);

    } while (defined($line));



    reboot_to;



    for (;;) {



	$line = wait_for_input(\*IN);

	$line = wait_for_input($fp);



	last if (!defined($line));
@@ -234,19 +248,15 @@ sub monitor { 
	}

    }



    doprint "kill child process $pid\n";

    kill 2, $pid;



    print "closing!\n";

    close(IN);

    close_console($fp, $pid);



    if (!$booted) {

	return 1 if (!$in_bisect);

	return 1 if ($in_bisect);

	dodie "failed - never got a boot prompt.\n";

    }



    if ($bug) {

	return 1 if (!$in_bisect);

	return 1 if ($in_bisect);

	dodie "failed - got a bug report\n";

    }
@@ -395,6 +405,84 @@ sub get_version { 
    doprint "$version\n";

}



sub child_run_test {

    my $failed;



    $failed = !run_command $run_test;

    exit $failed;

}



my $child_done;



sub child_finished {

    $child_done = 1;

}



sub do_run_test {

    my $child_pid;

    my $child_exit;

    my $pid;

    my $line;

    my $full_line;

    my $bug = 0;

    my $fp = \*IN;



    $pid = open_console($fp);



    # read the monitor and wait for the system to calm down

    do {

	$line = wait_for_input($fp, 1);

    } while (defined($line));



    $child_done = 0;



    $SIG{CHLD} = qw(child_finished);



    $child_pid = fork;



    child_run_test if (!$child_pid);



    $full_line = "";



    do {

	$line = wait_for_input($fp, 1);

	if (defined($line)) {



	    # we are not guaranteed to get a full line

	    $full_line .= $line;



	    if ($full_line =~ /call trace:/i) {

		$bug = 1;

	    }



	    if ($full_line =~ /Kernel panic -/) {

		$bug = 1;

	    }



	    if ($line =~ /\n/) {

		$full_line = "";

	    }

	}

    } while (!$child_done && !$bug);



    if ($bug) {

	doprint "Detected kernel crash!\n";

	# kill the child with extreme prejudice

	kill 9, $child_pid;

    }



    waitpid $child_pid, 0;

    $child_exit = $?;



    close_console($fp, $pid);



    if ($bug || $child_exit) {

	return 1 if $in_bisect;

	dodie "test failed";

    }

    return 0;

}



sub run_bisect {

    my ($type) = @_;
@@ -422,11 +510,20 @@ sub run_bisect { 


	if ($type ne "boot") {

	    dodie "Failed on boot" if $failed;



	    $failed = do_run_test;

	}

    }



    if ($failed) {

	$result = "bad";



	# reboot the box to a good kernel

	if ($type eq "boot") {

	    reboot;

	    doprint "sleep a little for reboot\n";

	    sleep $opt{"BISECT_SLEEP_TIME"};

	}

    } else {

	$result = "good";

    }
@@ -443,12 +540,15 @@ sub run_bisect { 
    }



    doprint "SUCCESS\n";

    if ($output =~ m/^(Bisecting: .*\(roughly \d+ steps?\)) \[([[:xdigit:]]+)\]/) {

    if ($output =~ m/^(Bisecting: .*\(roughly \d+ steps?\))\s+\[([[:xdigit:]]+)\]/) {

	doprint "$1 [$2]\n";

    } elsif ($output =~ m/^([[:xdigit:]]+) is the first bad commit/) {

	$bisect_bad = $1;

	doprint "Found bad commit... $1\n";

	return 0;

    } else {

	# we already logged it, just print it now.

	print $output;

    }
@@ -479,6 +579,11 @@ sub bisect { 
    run_command "git bisect bad $bad" or

	dodie "could not set bisect good to $bad";



    # Can't have a test without having a test to run

    if ($type eq "test" && !defined($run_test)) {

	$type = "boot";

    }



    do {

	$result = run_bisect $type;

    } while ($result);
@@ -519,29 +624,30 @@ doprint "\n\nSTARTING AUTOMATED TESTS\n"; 


$make = "$opt{MAKE_CMD} O=$opt{OUTPUT_DIR}";



# First we need to do is the builds

for (my $i = 1; $i <= $opt{"NUM_BUILDS"}; $i++) {

    my $type = "BUILD_TYPE[$i]";

sub set_build_option {

    my ($name, $i) = @_;



    if (defined($opt{"BUILD_NOCLEAN[$i]"}) &&

	$opt{"BUILD_NOCLEAN[$i]"} != 0) {

	$noclean = 1;

    } else {

	$noclean = $opt{"BUILD_NOCLEAN"};

    my $option = "$name\[$i\]";



    if (defined($opt{$option})) {

	return $opt{$option};

    }



    if (defined($opt{"MIN_CONFIG[$i]"})) {

	$minconfig = $opt{"MIN_CONFIG[$i]"};

    } elsif (defined($opt{"MIN_CONFIG"})) {

	$minconfig = $opt{"MIN_CONFIG"};

    } else {

	undef $minconfig;

    if (defined($opt{$name})) {

	return $opt{$name};

    }



    if (!defined($opt{$type})) {

	$opt{$type} = $opt{"DEFAULT_BUILD_TYPE"};

    return undef;

}



# First we need to do is the builds

for (my $i = 1; $i <= $opt{"NUM_BUILDS"}; $i++) {

    my $type = "BUILD_TYPE[$i]";



    $noclean = set_build_option("BUILD_NOCLEAN", $i);

    $minconfig = set_build_option("MIN_CONFIG", $i);

    $run_test = set_build_option("TEST", $i);



    doprint "\n\n";

    doprint "RUNNING TEST $i of $opt{NUM_BUILDS} with option $opt{$type}\n\n";
@@ -558,6 +664,11 @@ for (my $i = 1; $i <= $opt{"NUM_BUILDS"}; $i++) { 
    get_version;

    install;

    monitor;



    if (defined($run_test)) {

	do_run_test;

    }



    success $i;

}