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Fix race condition issue when printing message in xcatd

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related-issue: #729
related-commit: #742
This commit is contained in:
chenglch 2016-03-01 04:53:50 -05:00
parent 7b6cbf9ee4
commit 7fd99442c7
1 changed files with 9 additions and 4 deletions
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13
xCAT-server/sbin/xcatd
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@ -1897,15 +1897,20 @@ sub plugin_command {
$xcatresponses{xcatresponse}=[];
}
}
if (scalar(@{$xcatresponses{xcatresponse}})) {
send_response(\%xcatresponses,$sock);
$xcatresponses{xcatresponse}=[];
}
if ($check_fds->count > 0) {
my %resp_timeout = ('errorcode'=>[1],
'data'=>["Warning: Process terminated due to IO timeout, the following output may not complete.\n"]);
push @{$xcatresponses{xcatresponse}},\%resp_timeout;
my $count = scalar(@{$xcatresponses{xcatresponse}});
relay_fds($check_fds,$xcatresponses{xcatresponse});
}
if (scalar(@{$xcatresponses{xcatresponse}})) {
send_response(\%xcatresponses,$sock);
$xcatresponses{xcatresponse}=[];
if (scalar(@{$xcatresponses{xcatresponse}}) != $count) {
send_response(\%xcatresponses,$sock);
$xcatresponses{xcatresponse}=[];
}
}
#while (relay_fds($check_fds,$sock)) {}