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added pause_ms for adding a small pause after each window is created. T... #73

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added pause_ms for adding a small pause after each window is created. T... #73

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17 changes: 15 additions & 2 deletions csshX
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Original file line number Diff line number Diff line change
Expand Up @@ -38,6 +38,7 @@ my @config_keys = qw(
session_max ping_test ping_timeout ssh interleave
master_settings_set slave_settings_set
sorthosts clusters list_clusters bash_env
pause_ms
);

foreach my $prop (@config_keys) {
Expand Down Expand Up @@ -74,7 +75,8 @@ sub new {
no_growl => 0,
interleave => 0,
hosts => [],
clusters => {}
clusters => {},
pause_ms => 0
}, ref($pack) || $pack;

($obj->{osver} = (uname())[2]) =~ s/^(\d+)(\.\d+).*/"10.".($1-4)."$2"/e;
Expand All @@ -91,7 +93,8 @@ sub new {
'session_max=i', 'help|h', 'man|m', 'version|v',
'ssh=s', 'hosts=s@', 'remote_command=s','no_growl',
'master_settings_set|mss=s', 'slave_settings_set|sss=s',
'interleave|i=i', 'sorthosts', 'list_clusters', 'bash_env'
'interleave|i=i', 'sorthosts', 'list_clusters', 'bash_env',
'pause_ms|pm=i'
) || $obj->pod(-msg => "$0: bad usage\n");

# Load any extra configs specified in config file or command line
Expand Down Expand Up @@ -1275,6 +1278,10 @@ sub new {
$slave->set_space($config->space) if $config->space;
$slave->set_settings_set($config->slave_settings_set)
if $config->slave_settings_set;
# sleep for ten milliseconds to avoid DOS detection
if ($config->pause_ms > 0) {
select(undef, undef, undef, $config->pause_ms / 1000);
}
}
$greeting .= "done\n";

Expand Down Expand Up @@ -2417,6 +2424,12 @@ as opposed to the default
clusterA3 clusterB1
clusterB2 clusterB3

=item B<--pause_ms>, B<--pm> I<number>

Pause this many miliiseconds after each window is created. Helpful for avoiding denial of service from sshd when using a jump host for lots of connections.

The value is in milliseconds. (default: 0)

=item B<--bash_env>

Dump environment for bash completion of clusters - see L<SHELL COMPLETION>
Expand Down