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Commit c8cfe3d2 authored by unknown's avatar unknown
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mtr_process.pl: 

  Added missing stop_reap_all() if returns early from function
mysql-test-run.pl:
  Improved output from --script-debug
  Initial Cygwin support
  Improved mysqld process termination


mysql-test/mysql-test-run.pl:
  Improved output from --script-debug
  Initial Cygwin support
  Improved mysqld process termination
mysql-test/lib/mtr_process.pl:
  Added missing stop_reap_all() if returns early from function
parent 07290e33
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Showing with 248 additions and 177 deletions
mysql-test/lib/mtr_process.pl
View file @ c8cfe3d2
......@@ -4,13 +4,14 @@
# and is part of the translation of the Bourne shell script with the
# same name.
use Carp qw(cluck);
use strict;
use POSIX ":sys_wait_h";
sub mtr_run ($$$$$$);
sub mtr_spawn ($$$$$$);
sub mtr_stop_servers ($);
sub mtr_stop_mysqld_servers ($$);
sub mtr_kill_leftovers ();
# static in C
......@@ -77,13 +78,21 @@ sub spawn_impl ($$$$$$$) {
if ( $::opt_script_debug )
{
print STDERR "-" x 78, "\n";
print STDERR "STDIN $input\n" if $input;
print STDERR "STDOUT $output\n" if $output;
print STDERR "STDERR $error\n" if $error;
print STDERR "DAEMON\n" if !$join;
print STDERR "EXEC $path ", join(" ",@$arg_list_t), "\n";
print STDERR "-" x 78, "\n";
print STDERR "\n";
print STDERR "#### ", "-" x 78, "\n";
print STDERR "#### ", "STDIN $input\n" if $input;
print STDERR "#### ", "STDOUT $output\n" if $output;
print STDERR "#### ", "STDERR $error\n" if $error;
if ( $join )
{
print STDERR "#### ", "run";
}
else
{
print STDERR "#### ", "spawn";
}
print STDERR "$path ", join(" ",@$arg_list_t), "\n";
print STDERR "#### ", "-" x 78, "\n";
}
my $pid= fork();
......@@ -101,11 +110,11 @@ sub spawn_impl ($$$$$$$) {
my $dumped_core= $? & 128;
if ( $signal_num )
{
die("spawn got signal $signal_num");
mtr_error("spawn got signal $signal_num");
}
if ( $dumped_core )
{
die("spawn dumped core");
mtr_error("spawn dumped core");
}
return $exit_value;
}
......@@ -127,22 +136,34 @@ sub spawn_impl ($$$$$$$) {
if ( $output )
{
open(STDOUT,">",$output) or die "Can't redirect STDOUT to \"$output\": $!";
if ( ! open(STDOUT,">",$output) )
{
mtr_error("can't redirect STDOUT to \"$output\": $!");
}
}
if ( $error )
{
if ( $output eq $error )
{
open(STDERR,">&STDOUT") or die "Can't dup STDOUT: $!";
if ( ! open(STDERR,">&STDOUT") )
{
mtr_error("can't dup STDOUT: $!");
}
}
else
{
open(STDERR,">",$error) or die "Can't redirect STDERR to \"$output\": $!";
if ( ! open(STDERR,">",$error) )
{
mtr_error("can't redirect STDERR to \"$output\": $!");
}
}
}
if ( $input )
{
open(STDIN,"<",$input) or die "Can't redirect STDIN to \"$input\": $!";
if ( ! open(STDIN,"<",$input) )
{
mtr_error("can't redirect STDIN to \"$input\": $!");
}
}
exec($path,@$arg_list_t);
}
......@@ -163,27 +184,25 @@ sub mtr_kill_leftovers () {
for ( my $idx; $idx < 2; $idx++ )
{
# if ( $::master->[$idx]->{'pid'} )
# {
push(@args,
$::master->[$idx]->{'path_mypid'},
$::master->[$idx]->{'path_mysock'},
);
# }
push(@args,{
pid => 0, # We don't know the PID
pidfile => $::master->[$idx]->{'path_mypid'},
sockfile => $::master->[$idx]->{'path_mysock'},
port => $::master->[$idx]->{'path_myport'},
});
}
for ( my $idx; $idx < 3; $idx++ )
{
# if ( $::slave->[$idx]->{'pid'} )
# {
push(@args,
$::slave->[$idx]->{'path_mypid'},
$::slave->[$idx]->{'path_mysock'},
);
# }
push(@args,{
pid => 0, # We don't know the PID
pidfile => $::slave->[$idx]->{'path_mypid'},
sockfile => $::slave->[$idx]->{'path_mysock'},
port => $::slave->[$idx]->{'path_myport'},
});
}
mtr_stop_servers(\@args);
mtr_stop_mysqld_servers(\@args, 1);
# We scan the "var/run/" directory for other process id's to kill
my $rundir= "$::glob_mysql_test_dir/var/run"; # FIXME $path_run_dir or something
......@@ -211,17 +230,29 @@ sub mtr_kill_leftovers () {
}
closedir(RUNDIR);
my $retries= 10; # 10 seconds
do
{
kill(9, @pids);
} while ( $retries-- and kill(0, @pids) );
start_reap_all();
if ( kill(0, @pids) )
if ( $::glob_cygwin_perl )
{
mtr_error("can't kill processes " . join(" ", @pids));
# We have no (easy) way of knowing the Cygwin controlling
# process, in the PID file we only have the Windows process id.
system("kill -f " . join(" ",@pids)); # Hope for the best....
}
else
{
my $retries= 10; # 10 seconds
do
{
kill(9, @pids);
} while ( $retries-- and kill(0, @pids) );
if ( kill(0, @pids) )
{
mtr_error("can't kill processes " . join(" ", @pids));
}
}
stop_reap_all();
}
}
......@@ -237,185 +268,200 @@ sub mtr_kill_leftovers () {
# This is not perfect, there could still be other server processes
# left.
sub mtr_stop_servers ($) {
my $spec= shift;
# Force flag is to be set only for killing mysqld servers this script
# didn't create in this run, i.e. initial cleanup before we start working.
# If force flag is set, we try to kill all with mysqladmin, and
# give up if we have no PIDs.
# First try nice normal shutdown using 'mysqladmin'
# FIXME On some operating systems, $srv->{'pid'} and $srv->{'pidfile'}
# will not be the same PID. We need to try to kill both I think.
{
my @args= @$spec;
while ( @args )
{
my $pidfile= shift @args; # FIXME not used here....
my $sockfile= shift @args;
if ( -f $sockfile )
{
sub mtr_stop_mysqld_servers ($$) {
my $spec= shift;
my $force= shift;
# FIXME wrong log.....
# FIXME, stderr.....
# Shutdown time must be high as slave may be in reconnect
my $opts=
[
"--no-defaults",
"-uroot",
"--socket=$sockfile",
"--connect_timeout=5",
"--shutdown_timeout=70",
"shutdown",
];
# We don't wait for termination of mysqladmin
mtr_spawn($::exe_mysqladmin, $opts,
"", $::path_manager_log, $::path_manager_log, "");
}
}
}
# ----------------------------------------------------------------------
# If the process was not started from this file, we got no PID,
# we try to find it in the PID file.
# ----------------------------------------------------------------------
# Wait for them all to remove their socket file
my $any_pid= 0; # If we have any PIDs
SOCKREMOVED:
for (my $loop= $::opt_sleep_time_for_delete; $loop; $loop--)
foreach my $srv ( @$spec )
{
my $sockfiles_left= 0;
my @args= @$spec;
while ( @args )
if ( ! $srv->{'pid'} and -f $srv->{'pidfile'} )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if ( -f $sockfile or -f $pidfile )
{
$sockfiles_left++; # Could be that pidfile is left
}
$srv->{'pid'}= mtr_get_pid_from_file($srv->{'pidfile'});
}
if ( ! $sockfiles_left )
if ( $srv->{'pid'} )
{
last SOCKREMOVED;
}
if ( $loop > 1 )
{
sleep(1); # One second
$any_pid= 1;
}
}
# We may have killed all that left a socket, but we are not sure we got
# them all killed. We now check the PID file, if any
# If the processes where started from this script, and we know
# no PIDs, then we don't have to do anything.
if ( ! $any_pid and ! $force )
{
# cluck "This is how we got here!";
return;
}
# Try nice kill with SIG_TERM
# ----------------------------------------------------------------------
# First try nice normal shutdown using 'mysqladmin'
# ----------------------------------------------------------------------
start_reap_all(); # Don't require waitpid() of children
foreach my $srv ( @$spec )
{
my @args= @$spec;
while ( @args )
if ( -e $srv->{'sockfile'} or $srv->{'port'} )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if (-f $pidfile)
# FIXME wrong log.....
# FIXME, stderr.....
# Shutdown time must be high as slave may be in reconnect
my $args;
mtr_init_args(\$args);
mtr_add_arg($args, "--no-defaults");
mtr_add_arg($args, "-uroot");
if ( -e $srv->{'sockfile'} )
{
my $pid= mtr_get_pid_from_file($pidfile);
mtr_warning("process $pid not cooperating with mysqladmin, " .
"will send TERM signal to process");
kill(15,$pid); # SIG_TERM
mtr_add_arg($args, "--socket=%s", $srv->{'sockfile'});
}
if ( $srv->{'port'} )
{
mtr_add_arg($args, "--port=%s", $srv->{'port'});
}
mtr_add_arg($args, "--connect_timeout=5");
mtr_add_arg($args, "--shutdown_timeout=70");
mtr_add_arg($args, "shutdown");
# We don't wait for termination of mysqladmin
mtr_spawn($::exe_mysqladmin, $args,
"", $::path_manager_log, $::path_manager_log, "");
}
}
# Wait for them all to die
# Wait for them all to remove their pid and socket file
PIDSOCKFILEREMOVED:
for (my $loop= $::opt_sleep_time_for_delete; $loop; $loop--)
{
my $pidfiles_left= 0;
my @args= @$spec;
while ( @args )
my $pidsockfiles_left= 0;
foreach my $srv ( @$spec )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if ( -f $pidfile )
if ( -e $srv->{'sockfile'} or -f $srv->{'pidfile'} )
{
$pidfiles_left++;
$pidsockfiles_left++; # Could be that pidfile is left
}
}
if ( ! $pidfiles_left )
if ( ! $pidsockfiles_left )
{
return;
}
if ( $loop > 1 )
{
sleep(1); # One second
last PIDSOCKFILEREMOVED;
}
mtr_debug("Sleep for 1 second waiting for pid and socket file removal");
sleep(1); # One second
}
# Try hard kill with SIG_KILL
# ----------------------------------------------------------------------
# If no known PIDs, we have nothing more to try
# ----------------------------------------------------------------------
if ( ! $any_pid )
{
my @args= @$spec;
while ( @args )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if (-f $pidfile)
{
my $pid= mtr_get_pid_from_file($pidfile);
mtr_warning("$pid did not die from TERM signal, ",
"will send KILL signal to process");
kill(9,$pid);
}
}
stop_reap_all();
return;
}
# We check with Perl "kill 0" if process still exists
# ----------------------------------------------------------------------
# We may have killed all that left a socket, but we are not sure we got
# them all killed. If we suspect it lives, try nice kill with SIG_TERM.
# Note that for true Win32 processes, kill(0,$pid) will not return 1.
# ----------------------------------------------------------------------
PIDFILES:
for (my $loop= $::opt_sleep_time_for_delete; $loop; $loop--)
SIGNAL:
foreach my $sig (15,9)
{
my $not_terminated= 0;
my @args= @$spec;
while ( @args )
my $process_left= 0;
foreach my $srv ( @$spec )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if (-f $pidfile)
if ( $srv->{'pid'} and
( -f $srv->{'pidfile'} or kill(0,$srv->{'pid'}) ) )
{
my $pid= mtr_get_pid_from_file($pidfile);
if ( ! kill(0,$pid) )
{
$not_terminated++;
mtr_warning("could't kill $pid");
}
$process_left++;
mtr_warning("process $srv->{'pid'} not cooperating, " .
"will send signal $sig to process");
kill($sig,$srv->{'pid'}); # SIG_TERM
}
if ( ! $process_left )
{
last SIGNAL;
}
}
if ( ! $not_terminated )
{
last PIDFILES;
}
if ( $loop > 1 )
{
sleep(1); # One second
}
mtr_debug("Sleep for 5 seconds waiting for processes to die");
sleep(5); # We wait longer than usual
}
# ----------------------------------------------------------------------
# Now, we check if all we can find using kill(0,$pid) are dead,
# and just assume the rest are. We cleanup socket and PID files.
# ----------------------------------------------------------------------
{
my $pidfiles_left= 0;
my @args= @$spec;
while ( @args )
my $errors= 0;
foreach my $srv ( @$spec )
{
my $pidfile= shift @args;
my $sockfile= shift @args;
if ( -f $pidfile )
if ( $srv->{'pid'} )
{
if ( ! unlink($pidfile) )
if ( kill(0,$srv->{'pid'}) )
{
# FIXME In Cygwin there seem to be some fast reuse
# of PIDs, so dying may not be the right thing to do.
$errors++;
mtr_warning("can't kill process $srv->{'pid'}");
}
else
{
$pidfiles_left++;
mtr_warning("could't delete $pidfile");
# We managed to kill it at last
# FIXME In Cygwin, we will get here even if the process lives.
# Not needed as we know the process is dead, but to be safe
# we unlink and check success in two steps. We first unlink
# without checking the error code, and then check if the
# file still exists.
foreach my $file ($srv->{'pidfile'}, $srv->{'sockfile'})
{
unlink($file);
if ( -e $file )
{
$errors++;
mtr_warning("couldn't delete $file");
}
}
}
}
}
if ( $pidfiles_left )
if ( $errors )
{
mtr_error("one or more pid files could not be deleted");
# We are in trouble, just die....
mtr_error("we could not kill or clean up all processes");
}
}
stop_reap_all();
# FIXME We just assume they are all dead, we don't know....
}
sub start_reap_all {
$SIG{CHLD}= 'IGNORE'; # FIXME is this enough?
}
sub stop_reap_all {
$SIG{CHLD}= 'DEFAULT';
}
1;
mysql-test/lib/mtr_report.pl
View file @ c8cfe3d2
......@@ -14,6 +14,7 @@ sub mtr_report_test_skipped($);
sub mtr_show_failed_diff ($);
sub mtr_report_stats ($);
sub mtr_print_line ();
sub mtr_print_thick_line ();
sub mtr_print_header ();
sub mtr_report (@);
sub mtr_warning (@);
......@@ -214,6 +215,10 @@ sub mtr_print_line () {
print '-' x 55, "\n";
}
sub mtr_print_thick_line () {
print '=' x 55, "\n";
}
sub mtr_print_header () {
print "\n";
if ( $::opt_timer )
......@@ -250,7 +255,7 @@ sub mtr_error (@) {
sub mtr_debug (@) {
if ( $::opt_script_debug )
{
print "mysql-test-run: DEBUG: ",join(" ", @_),"\n";
print STDERR "####: ",join(" ", @_),"\n";
}
}
......
mysql-test/mysql-test-run.pl
View file @ c8cfe3d2
......@@ -67,6 +67,11 @@
# is to use the Devel::Trace package found at
# "http://www.plover.com/~mjd/perl/Trace/" and run this script like
# "perl -d:Trace mysql-test-run.pl"
#
# FIXME Save a PID file from this code as well, to record the process
# id we think it has. In Cygwin, a fork creates one Cygwin process,
# and then the real Win32 process. Cygwin Perl can only kill Cygwin
# processes. And "mysqld --bootstrap ..." doesn't save a PID file.
$Devel::Trace::TRACE= 0; # Don't trace boring init stuff
......@@ -147,7 +152,9 @@ our @mysqld_src_dirs=
# Misc global variables
our $glob_win32= 0;
our $glob_win32= 0; # OS and native Win32 executables
our $glob_win32_perl= 0; # ActiveState Win32 Perl
our $glob_cygwin_perl= 0; # Cygwin Perl
our $glob_mysql_test_dir= undef;
our $glob_mysql_bench_dir= undef;
our $glob_hostname= undef;
......@@ -383,7 +390,9 @@ sub initial_setup () {
$glob_scriptname= basename($0);
$glob_win32= ($^O eq "MSWin32");
$glob_win32_perl= ($^O eq "MSWin32");
$glob_cygwin_perl= ($^O eq "cygwin");
$glob_win32= ($glob_win32_perl or $glob_cygwin_perl);
# We require that we are in the "mysql-test" directory
# to run mysql-test-run
......@@ -404,6 +413,12 @@ sub initial_setup () {
# 'basedir' is always parent of "mysql-test" directory
$glob_mysql_test_dir= cwd();
if ( $glob_cygwin_perl )
{
# Windows programs like 'mysqld' needs Windows paths
$glob_mysql_test_dir= `cygpath -m $glob_mysql_test_dir`;
chomp($glob_mysql_test_dir);
}
$glob_basedir= dirname($glob_mysql_test_dir);
$glob_mysql_bench_dir= "$glob_basedir/mysql-bench"; # FIXME make configurable
......@@ -991,7 +1006,7 @@ sub collect_test_cases ($) {
if ( -f $master_sh )
{
if ( $glob_win32 )
if ( $glob_win32_perl )
{
$tinfo->{'skip'}= 1;
}
......@@ -1004,7 +1019,7 @@ sub collect_test_cases ($) {
if ( -f $slave_sh )
{
if ( $glob_win32 )
if ( $glob_win32_perl )
{
$tinfo->{'skip'}= 1;
}
......@@ -1115,6 +1130,7 @@ sub sleep_until_file_created ($$) {
{
return;
}
mtr_debug("Sleep for 1 second waiting for creation of $pidfile");
sleep(1);
}
......@@ -1396,6 +1412,8 @@ sub run_testcase ($) {
# the preparation.
# ----------------------------------------------------------------------
mtr_report_test_name($tinfo);
mtr_tofile($master->[0]->{'path_myerr'},"CURRENT_TEST: $tname\n");
do_before_start_master($tname,$tinfo->{'master_sh'});
......@@ -1403,8 +1421,6 @@ sub run_testcase ($) {
# Start masters
# ----------------------------------------------------------------------
mtr_report_test_name($tinfo);
if ( ! $glob_use_running_server and ! $glob_use_embedded_server )
{
# FIXME give the args to the embedded server?!
......@@ -1914,15 +1930,17 @@ sub stop_masters () {
# the mysqld process from being killed
if ( $master->[$idx]->{'pid'} )
{
push(@args,
$master->[$idx]->{'path_mypid'},
$master->[$idx]->{'path_mysock'},
);
$master->[$idx]->{'pid'}= 0;
push(@args,{
pid => $master->[$idx]->{'pid'},
pidfile => $master->[$idx]->{'path_mypid'},
sockfile => $master->[$idx]->{'path_mysock'},
port => $master->[$idx]->{'path_myport'},
});
$master->[$idx]->{'pid'}= 0; # Assume we are done with it
}
}
mtr_stop_servers(\@args);
mtr_stop_mysqld_servers(\@args, 0);
}
sub stop_slaves () {
......@@ -1934,15 +1952,17 @@ sub stop_slaves () {
{
if ( $slave->[$idx]->{'pid'} )
{
push(@args,
$slave->[$idx]->{'path_mypid'},
$slave->[$idx]->{'path_mysock'},
);
$slave->[$idx]->{'pid'}= 0;
push(@args,{
pid => $slave->[$idx]->{'pid'},
pidfile => $slave->[$idx]->{'path_mypid'},
sockfile => $slave->[$idx]->{'path_mysock'},
port => $slave->[$idx]->{'path_myport'},
});
$slave->[$idx]->{'pid'}= 0; # Assume we are done with it
}
}
mtr_stop_servers(\@args);
mtr_stop_mysqld_servers(\@args, 0);
}
......
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