www: drop --subject from "git send-email" instructions

[public-inbox.git] / t / run.perl

diff --git a/t/run.perl b/t/run.perl
index 1fb1c5f0b661c8ff1aaece7fdef105966050396a..cf80a8a17ecedc54304d5280744e5b5d857e4209 100755 (executable)
--- a/t/run.perl
+++ b/t/run.perl
@@ -18,7 +18,8 @@ use PublicInbox::Spawn;
 use Getopt::Long qw(:config gnu_getopt no_ignore_case auto_abbrev);
 use Errno qw(EINTR);
 use Fcntl qw(:seek);
-use POSIX qw(_POSIX_PIPE_BUF WNOHANG);
+use POSIX qw(WNOHANG);
+use File::Temp ();
 my $jobs = 1;
 my $repeat = 1;
 $| = 1;
@@ -39,10 +40,24 @@ open my $OLDERR, '>&STDERR' or die "dup STDERR: $!";
 $OLDOUT->autoflush(1);
 $OLDERR->autoflush(1);
 
+my ($run_log, $tmp_rl);
+my $rl = $ENV{TEST_RUN_LOG};
+unless ($rl) {
+       $tmp_rl = File::Temp->new(CLEANUP => 1);
+       $rl = $tmp_rl->filename;
+}
+open $run_log, '+>>', $rl or die "open $rl: $!";
+$run_log->autoflush(1); # one reader, many writers
+
 key2sub($_) for @tests; # precache
 
 my ($for_destroy, $lei_env, $lei_daemon_pid, $owner_pid);
-if (!$ENV{TEST_LEI_DAEMON_PERSIST_DIR} &&
+
+# TEST_LEI_DAEMON_PERSIST is currently broken.  I get ECONNRESET from
+# lei even with high kern.ipc.soacceptqueue=1073741823 or SOMAXCONN, not
+# sure why.  Also, testing our internal inotify usage is unreliable
+# because lei-daemon uses a single inotify FD for all clients.
+if ($ENV{TEST_LEI_DAEMON_PERSIST} && !$ENV{TEST_LEI_DAEMON_PERSIST_DIR} &&
                (PublicInbox::Spawn->can('recv_cmd4') ||
                        eval { require Socket::MsgHdr })) {
        $lei_env = {};
@@ -52,6 +67,13 @@ if (!$ENV{TEST_LEI_DAEMON_PERSIST_DIR} &&
        chomp $lei_daemon_pid;
        $lei_daemon_pid =~ /\A[0-9]+\z/ or die "no daemon pid: $lei_daemon_pid";
        kill(0, $lei_daemon_pid) or die "kill $lei_daemon_pid: $!";
+       if (my $t = $ENV{GNU_TAIL}) {
+               system("$t --pid=$lei_daemon_pid -F " .
+                       "$lei_env->{XDG_RUNTIME_DIR}/lei/errors.log >&2 &");
+       }
+       if (my $strace_cmd = $ENV{STRACE_CMD}) {
+               system("$strace_cmd -p $lei_daemon_pid &");
+       }
        $owner_pid = $$;
 }
 
@@ -113,6 +135,7 @@ END { test_status() if (defined($worker_test) && $worker == $$) }
 
 sub run_test ($) {
        my ($test) = @_;
+       syswrite($run_log, "$$ $test\n");
        my $log_fh;
        if ($log_suffix ne '') {
                my $log = $test;
@@ -145,6 +168,7 @@ my $start_worker = sub {
        my $pid = fork // DIE "fork: $!";
        if ($pid == 0) {
                close $wr if $wr;
+               $SIG{USR1} = undef; # undo parent $SIG{USR1}
                $worker = $$;
                while (1) {
                        my $r = sysread($rd, my $buf, UINT_SIZE);
@@ -159,7 +183,10 @@ my $start_worker = sub {
                        $tb->reset;
                }
                kill 'USR1', $producer if !$eof; # sets $eof in $producer
-               DIE join('', map { "E: $_\n" } @err) if @err;
+               if (@err) { # write to run_log for $sigchld handler
+                       syswrite($run_log, "$$ @err\n");
+                       DIE join('', map { "E: $_\n" } @err);
+               }
                exit(0);
        } else {
                $pids{$pid} = $j;
@@ -176,7 +203,7 @@ for (my $i = $repeat; $i != 0; $i--) {
        pipe(my ($rd, $wr)) or DIE "pipe: $!";
 
        # fill the queue before forking so children can start earlier
-       my $n = (_POSIX_PIPE_BUF / UINT_SIZE);
+       my $n = (POSIX::PIPE_BUF / UINT_SIZE);
        if ($n >= $#todo) {
                print $wr join('', map { pack('I', $_) } (0..$#todo)) or DIE;
                undef $wr;
@@ -198,7 +225,12 @@ for (my $i = $repeat; $i != 0; $i--) {
                                push @err, "reaped unknown $pid ($?)";
                                next;
                        }
-                       push @err, "job[$j] ($?)" if $?;
+                       if ($?) {
+                               seek($run_log, 0, SEEK_SET);
+                               chomp(my @t = grep(/^$pid /, <$run_log>));
+                               $t[0] //= "$pid unknown";
+                               push @err, "job[$j] ($?) PID=$t[-1]";
+                       }
                        # skip_all can exit(0), respawn if needed:
                        if (!$eof) {
                                print $OLDERR "# respawning job[$j]\n";
@@ -225,6 +257,9 @@ for (my $i = $repeat; $i != 0; $i--) {
 
 print $OLDOUT "1..".($repeat * scalar(@tests))."\n" if $repeat >= 0;
 if ($lei_env && $$ == $owner_pid) {
-       my $opt = {}; # 1 => $OLDOUT, 2 => $OLDERR };
+       my $opt = { 1 => $OLDOUT, 2 => $OLDERR };
+       my $cur_daemon_pid;
+       run_script([qw(lei daemon-pid)], $lei_env, { 1 => \$cur_daemon_pid });
        run_script([qw(lei daemon-kill)], $lei_env, $opt);
+       DIE "lei daemon restarted\n" if $cur_daemon_pid != $lei_daemon_pid;
 }