Initial start of ktest.pl
Originally named autotest.pl, but renamed to ktest.pl now because the autotest name is used by other projects. Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
This commit is contained in:
Steven Rostedt
Steven Rostedt
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f6614b7bb4
Коммит
2545eb6198
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#!/usr/bin/perl -w
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use strict;
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use IPC::Open2;
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use Fcntl qw(F_GETFL F_SETFL O_NONBLOCK);
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use FileHandle;
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$#ARGV >= 0 || die "usage: autotest.pl config-file\n";
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$| = 1;
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my %opt;
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#default opts
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$opt{"NUM_BUILDS"} = 5;
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$opt{"DEFAULT_BUILD_TYPE"} = "randconfig";
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$opt{"MAKE_CMD"} = "make";
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$opt{"TIMEOUT"} = 50;
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$opt{"TMP_DIR"} = "/tmp/autotest";
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$opt{"SLEEP_TIME"} = 60; # sleep time between tests
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my $version;
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my $install_mods;
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my $grub_number;
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my $target;
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my $make;
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sub read_config {
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my ($config) = @_;
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open(IN, $config) || die "can't read file $config";
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while (<IN>) {
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# ignore blank lines and comments
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next if (/^\s*$/ || /\s*\#/);
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if (/^\s*(\S+)\s*=\s*(.*?)\s*$/) {
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my $lvalue = $1;
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my $rvalue = $2;
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$opt{$lvalue} = $rvalue;
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}
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}
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close(IN);
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}
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sub doprint {
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print @_;
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if (defined($opt{"LOG_FILE"})) {
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open(OUT, ">> $opt{LOG_FILE}") or die "Can't write to $opt{LOG_FILE}";
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print OUT @_;
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close(OUT);
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}
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}
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sub run_command {
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my ($command) = @_;
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my $redirect = "";
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if (defined($opt{"LOG_FILE"})) {
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$redirect = " >> $opt{LOG_FILE} 2>&1";
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}
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doprint "$command ... ";
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`$command $redirect`;
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my $failed = $?;
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if ($failed) {
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doprint "FAILED!\n";
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} else {
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doprint "SUCCESS\n";
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}
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return $failed;
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}
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my $timeout = $opt{"TIMEOUT"};
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sub wait_for_input
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{
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my ($fp, $time) = @_;
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my $rin;
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my $ready;
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my $line;
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my $ch;
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if (!defined($time)) {
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$time = $timeout;
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}
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$rin = '';
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vec($rin, fileno($fp), 1) = 1;
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$ready = select($rin, undef, undef, $time);
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$line = "";
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# try to read one char at a time
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while (sysread $fp, $ch, 1) {
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$line .= $ch;
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last if ($ch eq "\n");
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}
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if (!length($line)) {
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return undef;
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}
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return $line;
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}
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sub reboot {
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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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my $flags;
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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 $doopen2 = 0;
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if ($doopen2) {
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$pid = open2(\*IN, \*OUT, $opt{CONSOLE});
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if ($pid < 0) {
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die "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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die "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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die "Can't set flags for the socket: $!\n";
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my $line;
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my $full_line = "";
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doprint "Wait for monitor to settle down.\n";
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# read the monitor and wait for the system to calm down
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do {
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$line = wait_for_input(\*IN, 5);
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} while (defined($line));
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reboot;
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for (;;) {
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$line = wait_for_input(\*IN);
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last if (!defined($line));
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doprint $line;
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# we are not guaranteed to get a full line
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$full_line .= $line;
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if ($full_line =~ /login:/) {
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$booted = 1;
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}
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if ($full_line =~ /call trace:/i) {
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$bug = 1;
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}
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if ($line =~ /\n/) {
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$full_line = "";
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}
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}
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doprint "kill child process $pid\n";
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kill 2, $pid;
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print "closing!\n";
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close(IN);
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if (!$booted) {
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die "failed - never got a boot prompt.\n";
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}
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if ($bug) {
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die "failed - got a bug report\n";
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}
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}
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sub install {
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if (run_command "scp $opt{OUTPUT_DIR}/$opt{BUILD_TARGET} $target:$opt{TARGET_IMAGE}") {
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die "failed to copy image";
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}
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if ($install_mods) {
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my $modlib = "/lib/modules/$version";
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if (run_command "ssh $target rm -rf $modlib") {
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die "failed to remove old mods: $modlib";
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}
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if (run_command "scp -r $opt{TMP_DIR}/lib $target:/lib/modules/$version") {
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die "failed to copy modules";
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}
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}
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}
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sub build {
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my ($type) = @_;
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unlink "$opt{OUTPUT_DIR}/.config";
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run_command "$make mrproper";
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# add something to distinguish this build
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open(OUT, "> $opt{OUTPUT_DIR}/localversion") or die("Can't make localversion file");
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print OUT "$opt{LOCALVERSION}\n";
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close(OUT);
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if (run_command "$make $opt{$type}") {
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die "failed make config";
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}
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if (defined($opt{"MIN_CONFIG"})) {
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run_command "cat $opt{MIN_CONFIG} >> $opt{OUTPUT_DIR}/.config";
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run_command "yes '' | $make oldconfig";
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}
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if (run_command "$make $opt{BUILD_OPTIONS}") {
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die "failed build";
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}
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}
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read_config $ARGV[0];
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# mandatory configs
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die "MACHINE not defined\n" if (!defined($opt{"MACHINE"}));
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die "SSH_USER not defined\n" if (!defined($opt{"SSH_USER"}));
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die "BUILD_DIR not defined\n" if (!defined($opt{"BUILD_DIR"}));
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die "OUTPUT_DIR not defined\n" if (!defined($opt{"OUTPUT_DIR"}));
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die "BUILD_TARGET not defined\n" if (!defined($opt{"BUILD_TARGET"}));
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die "POWER_CYCLE not defined\n" if (!defined($opt{"POWER_CYCLE"}));
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die "CONSOLE not defined\n" if (!defined($opt{"CONSOLE"}));
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die "LOCALVERSION not defined\n" if (!defined($opt{"LOCALVERSION"}));
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die "GRUB_MENU not defined\n" if (!defined($opt{"GRUB_MENU"}));
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chdir $opt{"BUILD_DIR"} || die "can't change directory to $opt{BUILD_DIR}";
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$target = "$opt{SSH_USER}\@$opt{MACHINE}";
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doprint "\n\nSTARTING AUTOMATED TESTS\n";
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doprint "Find grub menu ... ";
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$grub_number = -1;
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open(IN, "ssh $target cat /boot/grub/menu.lst |")
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or die "unable to get menu.lst";
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while (<IN>) {
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if (/^\s*title\s+$opt{GRUB_MENU}\s*$/) {
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$grub_number++;
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last;
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} elsif (/^\s*title\s/) {
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$grub_number++;
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}
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}
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close(IN);
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die "Could not find '$opt{GRUB_MENU}' in /boot/grub/menu on $opt{MACHINE}"
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if ($grub_number < 0);
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doprint "$grub_number\n";
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$make = "$opt{MAKE_CMD} O=$opt{OUTPUT_DIR}";
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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($opt{$type})) {
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$opt{$type} = $opt{"DEFAULT_BUILD_TYPE"};
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}
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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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if ($opt{$type} ne "nobuild") {
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build $type;
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}
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# get the release name
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doprint "$make kernelrelease ... ";
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$version = `$make kernelrelease | tail -1`;
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chomp($version);
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doprint "$version\n";
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# should we process modules?
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$install_mods = 0;
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open(IN, "$opt{OUTPUT_DIR}/.config") or die("Can't read config file");
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while (<IN>) {
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if (/CONFIG_MODULES(=y)?/) {
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$install_mods = 1 if (defined($1));
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last;
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}
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}
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close(IN);
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if ($install_mods) {
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if (run_command "$make INSTALL_MOD_PATH=$opt{TMP_DIR} modules_install") {
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die "Failed to install modules";
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}
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} else {
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doprint "No modules needed\n";
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}
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install;
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monitor;
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doprint "\n\n*******************************************\n";
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doprint "*******************************************\n";
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doprint "** SUCCESS!!!! **\n";
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doprint "*******************************************\n";
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doprint "*******************************************\n";
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# try to reboot normally
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if (run_command "ssh $target reboot") {
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# nope? power cycle it.
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run_command "$opt{POWER_CYCLE}";
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}
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sleep "$opt{SLEEP_TIME}";
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}
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exit 0;
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