mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-11-24 16:20:55 +07:00
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: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt
Steven Rostedt
parent
5f9b6ced04
commit
5a391fbff8
@ -23,6 +23,7 @@ $opt{"REBOOT_ON_ERROR"} = 0;
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$opt{"POWEROFF_ON_ERROR"} = 0;
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$opt{"POWEROFF_ON_SUCCESS"} = 0;
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$opt{"BUILD_OPTIONS"} = "";
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$opt{"BISECT_SLEEP_TIME"} = 10; # sleep time between bisects
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my $version;
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my $grub_number;
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@ -32,6 +33,7 @@ my $noclean;
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my $minconfig;
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my $in_bisect = 0;
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my $bisect_bad = "";
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my $run_test;
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sub read_config {
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my ($config) = @_;
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@ -68,7 +70,7 @@ sub doprint {
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}
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sub dodie {
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doprint "CRITICAL FAILURE... ", @_;
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doprint "CRITICAL FAILURE... ", @_, "\n";
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if ($opt{"REBOOT_ON_ERROR"}) {
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doprint "REBOOTING\n";
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@ -84,14 +86,14 @@ sub dodie {
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sub run_command {
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my ($command) = @_;
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my $redirect = "";
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my $redirect_log = "";
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if (defined($opt{"LOG_FILE"})) {
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$redirect = " >> $opt{LOG_FILE} 2>&1";
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$redirect_log = " >> $opt{LOG_FILE} 2>&1";
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}
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doprint "$command ... ";
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`$command $redirect`;
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`$command $redirect_log`;
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my $failed = $?;
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@ -106,7 +108,7 @@ sub run_command {
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sub get_grub_index {
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return if ($grub_number >= 0);
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return if (defined($grub_number));
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doprint "Find grub menu ... ";
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$grub_number = -1;
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@ -164,28 +166,40 @@ sub reboot_to {
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run_command "ssh $target '(echo \"savedefault --default=$grub_number --once\" | grub --batch; reboot)'";
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}
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sub monitor {
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sub open_console {
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my ($fp) = @_;
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my $flags;
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my $pid = open($fp, "$opt{CONSOLE}|") or
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dodie "Can't open console $opt{CONSOLE}";
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$flags = fcntl($fp, F_GETFL, 0) or
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dodie "Can't get flags for the socket: $!\n";
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$flags = fcntl($fp, F_SETFL, $flags | O_NONBLOCK) or
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dodie "Can't set flags for the socket: $!\n";
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return $pid;
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}
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sub close_console {
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my ($fp, $pid) = @_;
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doprint "kill child process $pid\n";
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kill 2, $pid;
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print "closing!\n";
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close($fp);
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}
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sub monitor {
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my $booted = 0;
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my $bug = 0;
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my $pid;
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my $doopen2 = 0;
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my $skip_call_trace = 0;
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my $fp = \*IN;
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if ($doopen2) {
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$pid = open2(\*IN, \*OUT, $opt{"CONSOLE"});
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if ($pid < 0) {
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dodie "Failed to connect to the console";
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}
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} else {
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$pid = open(IN, "$opt{CONSOLE} |");
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}
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$flags = fcntl(IN, F_GETFL, 0) or
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dodie "Can't get flags for the socket: $!\n";
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$flags = fcntl(IN, F_SETFL, $flags | O_NONBLOCK) or
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dodie "Can't set flags for the socket: $!\n";
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$pid = open_console($fp);
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my $line;
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my $full_line = "";
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@ -193,14 +207,14 @@ sub monitor {
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doprint "Wait for monitor to settle down.\n";
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# read the monitor and wait for the system to calm down
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do {
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$line = wait_for_input(\*IN, 5);
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$line = wait_for_input($fp, 5);
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} while (defined($line));
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reboot_to;
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for (;;) {
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$line = wait_for_input(\*IN);
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$line = wait_for_input($fp);
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last if (!defined($line));
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@ -234,19 +248,15 @@ sub monitor {
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}
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}
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doprint "kill child process $pid\n";
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kill 2, $pid;
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print "closing!\n";
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close(IN);
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close_console($fp, $pid);
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if (!$booted) {
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return 1 if (!$in_bisect);
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return 1 if ($in_bisect);
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dodie "failed - never got a boot prompt.\n";
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}
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if ($bug) {
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return 1 if (!$in_bisect);
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return 1 if ($in_bisect);
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dodie "failed - got a bug report\n";
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}
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@ -395,6 +405,84 @@ sub get_version {
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doprint "$version\n";
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}
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sub child_run_test {
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my $failed;
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$failed = !run_command $run_test;
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exit $failed;
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}
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my $child_done;
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sub child_finished {
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$child_done = 1;
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}
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sub do_run_test {
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my $child_pid;
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my $child_exit;
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my $pid;
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my $line;
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my $full_line;
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my $bug = 0;
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my $fp = \*IN;
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$pid = open_console($fp);
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# read the monitor and wait for the system to calm down
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do {
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$line = wait_for_input($fp, 1);
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} while (defined($line));
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$child_done = 0;
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$SIG{CHLD} = qw(child_finished);
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$child_pid = fork;
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child_run_test if (!$child_pid);
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$full_line = "";
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do {
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$line = wait_for_input($fp, 1);
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if (defined($line)) {
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# we are not guaranteed to get a full line
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$full_line .= $line;
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if ($full_line =~ /call trace:/i) {
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$bug = 1;
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}
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if ($full_line =~ /Kernel panic -/) {
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$bug = 1;
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}
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if ($line =~ /\n/) {
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$full_line = "";
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}
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}
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} while (!$child_done && !$bug);
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if ($bug) {
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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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}
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waitpid $child_pid, 0;
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$child_exit = $?;
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close_console($fp, $pid);
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if ($bug || $child_exit) {
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return 1 if $in_bisect;
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dodie "test failed";
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}
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return 0;
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}
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sub run_bisect {
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my ($type) = @_;
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@ -422,11 +510,20 @@ sub run_bisect {
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if ($type ne "boot") {
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dodie "Failed on boot" if $failed;
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$failed = do_run_test;
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}
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}
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if ($failed) {
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$result = "bad";
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# reboot the box to a good kernel
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if ($type eq "boot") {
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reboot;
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doprint "sleep a little for reboot\n";
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sleep $opt{"BISECT_SLEEP_TIME"};
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}
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} else {
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$result = "good";
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}
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@ -443,12 +540,15 @@ sub run_bisect {
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}
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doprint "SUCCESS\n";
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if ($output =~ m/^(Bisecting: .*\(roughly \d+ steps?\)) \[([[:xdigit:]]+)\]/) {
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if ($output =~ m/^(Bisecting: .*\(roughly \d+ steps?\))\s+\[([[:xdigit:]]+)\]/) {
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doprint "$1 [$2]\n";
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} elsif ($output =~ m/^([[:xdigit:]]+) is the first bad commit/) {
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$bisect_bad = $1;
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doprint "Found bad commit... $1\n";
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return 0;
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} else {
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# we already logged it, just print it now.
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print $output;
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}
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@ -479,6 +579,11 @@ sub bisect {
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run_command "git bisect bad $bad" or
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dodie "could not set bisect good to $bad";
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# Can't have a test without having a test to run
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if ($type eq "test" && !defined($run_test)) {
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$type = "boot";
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}
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do {
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$result = run_bisect $type;
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} while ($result);
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@ -519,28 +624,29 @@ doprint "\n\nSTARTING AUTOMATED TESTS\n";
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$make = "$opt{MAKE_CMD} O=$opt{OUTPUT_DIR}";
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sub set_build_option {
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my ($name, $i) = @_;
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my $option = "$name\[$i\]";
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if (defined($opt{$option})) {
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return $opt{$option};
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}
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if (defined($opt{$name})) {
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return $opt{$name};
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}
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return undef;
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}
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# First we need to do is the builds
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for (my $i = 1; $i <= $opt{"NUM_BUILDS"}; $i++) {
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my $type = "BUILD_TYPE[$i]";
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if (defined($opt{"BUILD_NOCLEAN[$i]"}) &&
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$opt{"BUILD_NOCLEAN[$i]"} != 0) {
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$noclean = 1;
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} else {
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$noclean = $opt{"BUILD_NOCLEAN"};
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}
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if (defined($opt{"MIN_CONFIG[$i]"})) {
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$minconfig = $opt{"MIN_CONFIG[$i]"};
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} elsif (defined($opt{"MIN_CONFIG"})) {
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$minconfig = $opt{"MIN_CONFIG"};
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} else {
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undef $minconfig;
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}
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if (!defined($opt{$type})) {
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$opt{$type} = $opt{"DEFAULT_BUILD_TYPE"};
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}
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$noclean = set_build_option("BUILD_NOCLEAN", $i);
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$minconfig = set_build_option("MIN_CONFIG", $i);
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$run_test = set_build_option("TEST", $i);
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doprint "\n\n";
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doprint "RUNNING TEST $i of $opt{NUM_BUILDS} with option $opt{$type}\n\n";
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@ -558,6 +664,11 @@ for (my $i = 1; $i <= $opt{"NUM_BUILDS"}; $i++) {
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get_version;
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install;
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monitor;
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if (defined($run_test)) {
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do_run_test;
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}
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success $i;
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}
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