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#!/usr/bin/perl
use strict;
use warnings;
use IO::Socket;
use List::Util qw(min);
# Open the file containing a list of nicknames
open(my $fh, "<", "nicks.txt") or die "Can't open file: $!";
# Define the maximum number of bots to connect
my $max_bots = 500;
# Keep track of the number of bots that have connected
my $num_bots = 0;
# Loop through each nickname in the file
while (my $nick = <$fh>) {
chomp($nick);
# Limit the number of bots to the maximum defined
last if $num_bots >= $max_bots;
# Connect to the IRC server using a new socket for each nickname
my $socket = IO::Socket::INET->new(
PeerAddr => "irc.example.com",
PeerPort => 6667,
Proto => "tcp",
) or die "Can't connect to server: $!";
# Send the nickname to the server
print $socket "NICK $nick\r\n";
# Send the user information to the server
print $socket "USER $nick 0 * :$nick\r\n";
# Increment the number of bots that have connected
$num_bots++;
# Fork a new process to handle the connection for this bot
my $pid = fork();
if (!defined $pid) {
# Error in fork, so close the socket and continue to the next bot
close($socket);
next;
} elsif ($pid == 0) {
# Child process: Loop to receive messages from the server and respond to them
while (1) {
# Read a line from the socket
my $line = <$socket>;
# Check if the line is defined (the socket is still open)
if (defined $line) {
# Check if the server is asking for the nickname to be registered
if ($line =~ /^PING\s*:(.*)/) {
my $ping = $1;
print $socket "PONG :$ping\r\n";
}
# Check if the server has accepted the nickname
if ($line =~ /^.* 001 $nick/) {
# Join the #text channel
print $socket "JOIN #text\r\n";
}
} else {
# The socket has closed, so break the loop
last;
}
}
# Close the socket and exit the child process
close($socket);
exit(0);
}
}
# Wait for all child processes to finish
while (wait() != -1) {}
# Close the file
close($fh);
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