Jemand zu Hause?![[twitter]](/battie/theme/default/icons/twitter.gif){kind=icon}
+8 replies![[default_avatar]](/battie/theme/default/default_avatar.gif){kind=avatar}
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#!/usr/bin/perl
use strict;
use warnings;
my $cmd = 'ping';
my $host = '127.0.0.1';
my $timeout = 3;
my @cmd = ();
eval {
local $SIG{ALRM} = sub { die "alarm\n" };
alarm $timeout;
open my $pipe, '-|', "$cmd -c 5 $host"
or die "Could not open pipe: $!";
while ( my $line = <$pipe> ) {
push @cmd, $line;
}
close $pipe;
alarm 0;
};
if ($@) {
print "Output: @cmd\n";
print "timed out - $@\n";
warn unless $@ eq "alarm\n";
} else {
print "Output: @cmd\n";
print "No time out\n";
}
+6 replies
perlipc. Wenn das Tool einen Passwort-Prompt liefert, dann müsstest Du die Zeilen von $pipe auswerten wie sie kommen und nicht nur in ein Array häufen.
+5 replies
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while ( my $line = <$pipe> ) { push @cmd, $line; if ( $line =~ m/password prompt:/ ) { # define your pattern for the password prompt # maybe empty or reset @cmd last; # end while loop } } close $pipe;
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while ( my $line = <$pipe> ) { if ( $line !~ m/password prompt:/ ) { # define your pattern for the password prompt push @cmd, $line; } else { # maybe empty or reset @cmd last; # end while loop } } close $pipe;
+2 replies
2022-06-14T12:06:11 peterbAn diesem Punkt frägt es nach einem Passwort und hier will ich diesen Vorgang abbrechen und im Script weiter machen.
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#!/usr/bin/perl use warnings; use strict; use Term::ReadKey; sub readInput { ReadMode(4); my $line = ""; my $key = " "; my $other_condition = 100; # 10 is the ord() of the newline character: while (ord($key) != 10) { # You can check for other conditions during input here: if ($other_condition != 100) { print "\n"; last; } while (not defined ($key = ReadKey(-1))) { } print $key; if (ord($key) != 10) { $line .= $key; } # $other_condition = 20; } ReadMode(0); return $line; } my $result = readInput(); print "Result is: $result\n";
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