517 lines
19 KiB
Perl
517 lines
19 KiB
Perl
#! /usr/bin/perl -wT
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# If you edit this file, please check carefully that the garbage
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# collection isn't broken. POE is sometimes too clever for our good
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# in finding references to sessions, and keeps running even after we
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# want to stop.
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require 5.006;
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use warnings;
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use strict;
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use vars;
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use constant DELAY => 2;
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use constant EXPECT_TIMEOUT => 15;
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use constant RECONNECT_TIMEOUT => 5;
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use constant THROTTLED_TIMEOUT => 90;
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use FileHandle;
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# sub POE::Kernel::ASSERT_DEFAULT () { 1 }
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# sub POE::Kernel::TRACE_DEFAULT () { 1 }
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use POE v0.35;
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use POE::Component::IRC v5.00;
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# this defines commands that take "zero time" to execute
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# (specifically, those which do not send commands from the issuing
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# client to the server)
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our $zero_time = {
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expect => 1,
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sleep => 1,
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wait => 1,
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};
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# Create the main session and start POE.
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# All the empty anonymous subs are just to make POE:Session::ASSERT_STATES happy.
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POE::Session->create(inline_states =>
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{
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# POE kernel interaction
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_start => \&drv_start,
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_child => sub {},
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_stop => sub {
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my $heap = $_[HEAP];
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print "\nThat's all, folks!";
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print "(exiting at line $heap->{lineno}: $heap->{line})"
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if $heap->{line};
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print "\n";
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},
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_default => \&drv_default,
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# generic utilities or miscellaneous functions
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heartbeat => \&drv_heartbeat,
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timeout_expect => \&drv_timeout_expect,
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reconnect => \&drv_reconnect,
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enable_client => sub { $_[ARG0]->{ready} = 1; },
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disable_client => sub { $_[ARG0]->{ready} = 0; },
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die => sub { $_[KERNEL]->signal($_[SESSION], 'TERM'); },
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# client-based command issuers
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cmd_expect => \&cmd_expect,
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cmd_join => \&cmd_generic,
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cmd_mode => \&cmd_generic,
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cmd_nick => \&cmd_generic,
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cmd_notice => \&cmd_message,
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cmd_oper => \&cmd_generic,
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cmd_part => \&cmd_generic,
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cmd_privmsg => \&cmd_message,
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cmd_quit => \&cmd_generic,
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cmd_raw => \&cmd_raw,
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cmd_sleep => \&cmd_sleep,
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cmd_wait => \&cmd_wait,
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# handlers for messages from IRC
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irc_001 => \&irc_connected, # Welcome to ...
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irc_snotice => sub {}, # notice from a server (anonymous/our uplink)
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irc_notice => \&irc_notice, # NOTICE to self or channel
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irc_msg => \&irc_msg, # PRIVMSG to self
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irc_public => \&irc_public, # PRIVMSG to channel
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irc_connected => sub {},
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irc_ctcp_action => sub {},
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irc_ctcp_ping => sub {},
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irc_ctcp_time => sub {},
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irc_ctcpreply_ping => sub {},
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irc_ctcpreply_time => sub {},
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irc_invite => sub {},
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irc_isupport => sub {},
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irc_join => sub {},
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irc_kick => sub {},
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irc_kill => sub {},
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irc_mode => \&irc_mode, # MODE change on client or channel
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irc_nick => sub {},
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irc_part => sub {},
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irc_ping => sub {},
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irc_quit => sub {},
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irc_registered => sub {},
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irc_topic => sub {},
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irc_plugin_add => sub {},
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irc_error => \&irc_error,
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irc_disconnected => \&irc_disconnected,
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irc_socketerr => \&irc_socketerr,
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},
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args => [@ARGV]);
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$| = 1;
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$poe_kernel->run();
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exit;
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# Core/bookkeeping test driver functions
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sub drv_start {
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my ($kernel, $session, $heap) = @_[KERNEL, SESSION, HEAP];
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# initialize heap
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$heap->{clients} = {}; # session details, indexed by (short) session name
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$heap->{sessions} = {}; # session details, indexed by session ref
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$heap->{servers} = {}; # server addresses, indexed by short names
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$heap->{macros} = {}; # macros
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# Parse arguments
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foreach my $arg (@_[ARG0..$#_]) {
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if ($arg =~ /^-D$/) {
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$heap->{irc_debug} = 1;
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} elsif ($arg =~ /^-V$/) {
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$heap->{verbose} = 1;
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} elsif ($arg =~ /^-H(.+)$/) {
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$heap->{local_address} = $1;
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} else {
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die "Extra command-line argument $arg\n" if $heap->{script};
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$heap->{script} = new FileHandle($arg, 'r')
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or die "Unable to open $arg for reading: $!\n";
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}
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}
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die "No test name specified\n" unless $heap->{script};
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# hook in to POE
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$kernel->alias_set('control');
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$kernel->yield('heartbeat');
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}
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sub drv_heartbeat {
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my ($kernel, $sender, $heap) = @_[KERNEL, SENDER, HEAP];
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my $script = $heap->{script};
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my $used = {};
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my $delay = DELAY;
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while (1) {
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my ($line, $lineno);
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if ($heap->{line}) {
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$line = delete $heap->{line};
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} elsif (defined($line = <$script>)) {
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$heap->{lineno} = $.;
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print "." unless $heap->{irc_debug};
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} else {
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# close all connections
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foreach my $client (values %{$heap->{clients}}) {
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$kernel->call($client->{irc}, 'quit', "I fell off the end of my script");
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$client->{quitting} = 1;
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}
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# unalias the control session
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$kernel->alias_remove('control');
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# die in a few seconds
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$kernel->delay_set('die', 5);
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return;
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}
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chomp $line;
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# ignore comments and blank lines
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next if $line =~ /^\#/ or $line !~ /\S/;
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# expand any macros in the line
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$line =~ s/(?<=[^\\])%(\S+?)%/$heap->{macros}->{$1}
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or die "Use of undefined macro $1 at line $heap->{lineno}\n"/eg;
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# remove any \-escapes
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$line =~ s/\\(.)/$1/g;
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# figure out the type of line
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if ($line =~ /^define (\S+) (.+)$/i) {
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# define a new macro
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$heap->{macros}->{$1} = $2;
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} elsif ($line =~ /^undef (\S+)$/i) {
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# remove the macro
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delete $heap->{macros}->{$1};
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} elsif ($line =~ /^connect (\S+) (\S+) (\S+) (\S+) :(.+)$/i) {
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# connect a new session (named $1) to server $4
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my ($name, $nick, $ident, $server, $userinfo, $port) = ($1, $2, $3, $4, $5, 6667);
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$server = $heap->{servers}->{$server} || $server;
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if ($server =~ /(.+):(\d+)/) {
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$server = $1;
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$port = $2;
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}
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die "Client with nick $nick already exists (line $heap->{lineno})" if $heap->{clients}->{$nick};
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my $alias = "client_$name";
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my $client = {
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name => $name,
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nick => $nick,
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ready => 0,
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expect => [],
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expect_alarms => [],
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params => { Nick => $nick,
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Server => $server,
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Port => $port,
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Username => $ident,
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Ircname => $userinfo,
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Debug => $heap->{irc_debug},
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}
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};
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$client->{params}->{LocalAddr} = $heap->{local_address}
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if $heap->{local_address};
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my $irc = POE::Component::IRC->spawn
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(
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alias => $alias,
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nick => $nick,
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) or die "Unable to create new user $nick (line $heap->{lineno}): $!";
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$client->{irc} = $irc->session_id();
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$heap->{clients}->{$client->{name}} = $client;
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$heap->{sessions}->{$irc} = $client;
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$kernel->call($client->{irc}, 'register', 'all');
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$kernel->call($client->{irc}, 'connect', $client->{params});
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$used->{$name} = 1;
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} elsif ($line =~ /^sync (.+)$/i) {
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# do multi-way synchronization between every session named in $1
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my @synced = split(/,|\s/, $1);
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# first, check that they exist and are ready
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foreach my $clnt (@synced) {
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die "Unknown session name $clnt (line $heap->{lineno})" unless $heap->{clients}->{$clnt};
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goto REDO unless $heap->{clients}->{$clnt}->{ready};
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}
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# next we actually send the synchronization signals
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foreach my $clnt (@synced) {
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my $client = $heap->{clients}->{$clnt};
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$client->{sync_wait} = [map { $_ eq $clnt ? () : $heap->{clients}->{$_}->{nick} } @synced];
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$kernel->call($client->{irc}, 'notice', $client->{sync_wait}, 'SYNC');
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$kernel->call($sender, 'disable_client', $client);
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}
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} elsif ($line =~ /^:(\S+) (\S+)(.*)$/i) {
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# generic command handler
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my ($names, $cmd, $args) = ($1, lc($2), $3);
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my (@avail, @unavail);
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# figure out whether each listed client is available or not
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foreach my $c (split ',', $names) {
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my $client = $heap->{clients}->{$c};
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if (not $client) {
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print "ERROR: Unknown session name $c (line $heap->{lineno}; ignoring)\n";
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} elsif (($used->{$c} and not $zero_time->{$cmd}) or ($cmd ne 'expect' and not $client->{ready})) {
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push @unavail, $c;
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} else {
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push @avail, $c;
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}
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}
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# redo command with unavailable clients
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if (@unavail) {
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# This will break if the command can cause a redo for
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# available clients.. this should be fixed sometime
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$line = ':'.join(',', @unavail).' '.$cmd.$args;
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$heap->{redo} = 1;
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}
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# do command with available clients
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if (@avail) {
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# split up the argument part of the line
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$args =~ /^((?:(?: [^:])|[^ ])+)?(?: :(.+))?$/;
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$args = [($1 ? split(' ', $1) : ()), ($2 ? $2 : ())];
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# find the client and figure out if we need to wait
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foreach my $c (@avail) {
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my $client = $heap->{clients}->{$c};
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die "Client $c used twice as source (line $heap->{lineno})" if $used->{c} and not $zero_time->{$cmd};
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$kernel->call($sender, 'cmd_' . $cmd, $client, $args);
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$used->{$c} = 1 unless $zero_time->{$cmd};
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}
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}
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} else {
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die "Unrecognized input line $heap->{lineno}: $line";
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}
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if ($heap->{redo}) {
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REDO:
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delete $heap->{redo};
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$heap->{line} = $line;
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last;
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}
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}
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# issue new heartbeat with appropriate delay
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$kernel->delay_set('heartbeat', $delay);
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}
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sub drv_timeout_expect {
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my ($kernel, $session, $client, $heap) = @_[KERNEL, SESSION, ARG0, HEAP];
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print "\nERROR: Dropping timed-out expectation by $client->{name} (line $heap->{expect_lineno}): ".join(',', @{$client->{expect}->[0]})."\n";
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$client->{expect_alarms}->[0] = undef;
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unexpect($kernel, $session, $client);
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}
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sub drv_reconnect {
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my ($kernel, $session, $client) = @_[KERNEL, SESSION, ARG0];
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$kernel->call($client->{irc}, 'connect', $client->{params});
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}
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sub drv_default {
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my ($kernel, $heap, $sender, $session, $state, $args) = @_[KERNEL, HEAP, SENDER, SESSION, ARG0, ARG1];
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if ($state =~ /^irc_(\d\d\d)$/) {
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my $client = $heap->{sessions}->{$sender->get_heap()};
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if (@{$client->{expect}}
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and $args->[0] eq $client->{expect}->[0]->[0]
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and $client->{expect}->[0]->[1] eq "$1") {
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my $expect = $client->{expect}->[0];
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my $mismatch;
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$args = $args->[2]; # ->[1] is the entire string, ->[2] is split
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for (my $x=0; ($x+2<=$#$expect) and ($x<=$#$args) and not $mismatch; $x++) {
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my $expectation = $expect->[$x+2];
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if ($args->[$x] !~ /$expectation/i) {
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$mismatch = 1;
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print "Mismatch in arg $x: $args->[$x] !~ $expectation\n";
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}
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}
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unexpect($kernel, $session, $client) unless $mismatch;
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}
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return undef;
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}
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print "ERROR: Unexpected event $state to test driver (from ".$sender->ID.")\n";
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return undef;
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}
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# client-based command issuers
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sub cmd_message {
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my ($kernel, $heap, $event, $client, $args) = @_[KERNEL, HEAP, STATE, ARG0, ARG1];
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die "Missing arguments" unless $#$args >= 1;
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# translate each target as appropriate (e.g. *sessionname)
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my @targets = split(/,/, $args->[0]);
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foreach my $target (@targets) {
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if ($target =~ /^\*(.+)$/) {
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my $other = $heap->{clients}->{$1} or die "Unknown session name $1 (line $heap->{lineno})\n";
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$target = $other->{nick};
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}
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}
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$kernel->call($client->{irc}, substr($event, 4), \@targets, $args->[1]);
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}
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sub cmd_generic {
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my ($kernel, $event, $client, $args) = @_[KERNEL, STATE, ARG0, ARG1];
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$kernel->call($client->{irc}, substr($event, 4), @$args);
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}
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sub cmd_raw {
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my ($kernel, $heap, $client, $args) = @_[KERNEL, HEAP, ARG0, ARG1];
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die "Missing argument" unless $#$args >= 0;
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$kernel->call($client->{irc}, 'sl', $args->[0]);
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}
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sub cmd_sleep {
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my ($kernel, $session, $heap, $client, $args) = @_[KERNEL, SESSION, HEAP, ARG0, ARG1];
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die "Missing argument" unless $#$args >= 0;
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$kernel->call($session, 'disable_client', $client);
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$kernel->delay_set('enable_client', $args->[0], $client);
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}
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sub cmd_wait {
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my ($kernel, $session, $heap, $client, $args) = @_[KERNEL, SESSION, HEAP, ARG0, ARG1];
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die "Missing argument" unless $#$args >= 0;
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# if argument was comma-delimited, split it up (space-delimited is split by generic parser)
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$args = [split(/,/, $args->[0])] if $args->[0] =~ /,/;
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# make sure we only wait if all the other clients are ready
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foreach my $other (@$args) {
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if (not $heap->{clients}->{$other}->{ready}) {
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$heap->{redo} = 1;
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return;
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}
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}
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# disable this client, make the others send SYNC to it
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$kernel->call($session, 'disable_client', $client);
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$client->{sync_wait} = [map { $heap->{clients}->{$_}->{nick} } @$args];
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foreach my $other (@$args) {
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die "Cannot wait on self" if $other eq $client->{name};
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$kernel->call($heap->{clients}->{$other}->{irc}, 'notice', $client->{nick}, 'SYNC');
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}
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}
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sub cmd_expect {
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my ($kernel, $session, $heap, $client, $args) = @_[KERNEL, SESSION, HEAP, ARG0, ARG1];
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die "Missing argument" unless $#$args >= 0;
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$heap->{expect_lineno} = $heap->{lineno};
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push @{$client->{expect}}, $args;
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push @{$client->{expect_alarms}}, $kernel->delay_set('timeout_expect', EXPECT_TIMEOUT, $client);
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$kernel->call($session, 'disable_client', $client);
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}
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# handlers for messages from IRC
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sub unexpect {
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my ($kernel, $session, $client) = @_;
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shift @{$client->{expect}};
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my $alarm_id = shift @{$client->{expect_alarms}};
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$kernel->alarm_remove($alarm_id) if $alarm_id;
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$kernel->call($session, 'enable_client', $client) unless @{$client->{expect}};
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}
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sub check_expect {
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my ($kernel, $session, $heap, $poe_sender, $sender, $text) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0, ARG1];
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my $client = $heap->{sessions}->{$poe_sender->get_heap()};
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my $expected = $client->{expect}->[0];
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# check sender
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return 0 unless $sender =~ /^:?\Q$expected->[0]\E/i;
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# compare text
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return 0 unless $text =~ /$expected->[2]/i;
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# drop expectation of event
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unexpect($kernel, $session, $client);
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}
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sub irc_connected {
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my ($kernel, $session, $heap, $sender) = @_[KERNEL, SESSION, HEAP, SENDER];
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my $client = $heap->{sessions}->{$sender->get_heap()};
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print "Client $client->{name} connected to server $_[ARG0]\n"
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if $heap->{verbose};
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$kernel->call($session, 'enable_client', $client);
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}
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sub handle_irc_disconnect ($$$$$) {
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my ($kernel, $session, $heap, $sender, $client) = @_;
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if ($client->{quitting}) {
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$kernel->call($sender, 'unregister', 'all');
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delete $heap->{sessions}->{$sender->get_heap()};
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delete $heap->{clients}->{$client->{name}};
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} else {
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if ($client->{disconnect_expected}) {
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delete $client->{disconnect_expected};
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} else {
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print "Got unexpected disconnect for $client->{name} (nick $client->{nick})\n";
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}
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$kernel->call($session, 'disable_client', $client);
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$kernel->delay_set('reconnect', $client->{throttled} ? THROTTLED_TIMEOUT : RECONNECT_TIMEOUT, $client);
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delete $client->{throttled};
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}
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}
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sub irc_disconnected {
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my ($kernel, $session, $heap, $sender, $server) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0];
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my $client = $heap->{sessions}->{$sender->get_heap()};
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print "Client $client->{name} disconnected from server $_[ARG0]\n" if $heap->{verbose};
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handle_irc_disconnect($kernel, $session, $heap, $sender, $client);
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}
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sub irc_socketerr {
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my ($kernel, $session, $heap, $sender, $msg) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0];
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my $client = $heap->{sessions}->{$sender->get_heap()};
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print "Client $client->{name} (re-)connect error: $_[ARG0]\n";
|
|
handle_irc_disconnect($kernel, $session, $heap, $sender, $client);
|
|
}
|
|
|
|
sub irc_notice {
|
|
my ($kernel, $session, $heap, $sender, $from, $to, $text) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0, ARG1, ARG2];
|
|
my $client = $heap->{sessions}->{$sender->get_heap()};
|
|
if ($client->{sync_wait} and $text eq 'SYNC') {
|
|
$from =~ s/!.+$//;
|
|
my $x;
|
|
# find who sent it..
|
|
for ($x=0; $x<=$#{$client->{sync_wait}}; $x++) {
|
|
last if $from eq $client->{sync_wait}->[$x];
|
|
}
|
|
# exit if we don't expect them
|
|
if ($x>$#{$client->{sync_wait}}) {
|
|
print "Got unexpected SYNC from $from to $client->{name} ($client->{nick})\n";
|
|
return;
|
|
}
|
|
# remove from the list of people we're waiting for
|
|
splice @{$client->{sync_wait}}, $x, 1;
|
|
# re-enable client if we're done waiting
|
|
if ($#{$client->{sync_wait}} == -1) {
|
|
delete $client->{sync_wait};
|
|
$kernel->call($session, 'enable_client', $client);
|
|
}
|
|
} elsif (@{$client->{expect}}
|
|
and $client->{expect}->[0]->[1] =~ /notice/i) {
|
|
check_expect(@_[0..ARG0], $text);
|
|
}
|
|
}
|
|
|
|
sub irc_msg {
|
|
my ($kernel, $session, $heap, $sender, $from, $to, $text) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0, ARG1, ARG2];
|
|
my $client = $heap->{sessions}->{$sender->get_heap()};
|
|
if (@{$client->{expect}}
|
|
and $client->{expect}->[0]->[1] =~ /msg/i) {
|
|
check_expect(@_[0..ARG0], $text);
|
|
}
|
|
}
|
|
|
|
sub irc_public {
|
|
my ($kernel, $session, $heap, $sender, $from, $to, $text) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0, ARG1, ARG2];
|
|
my $client = $heap->{sessions}->{$sender->get_heap()};
|
|
if (@{$client->{expect}}
|
|
and $client->{expect}->[0]->[1] =~ /public/i
|
|
and grep($client->{expect}->[0]->[2], @$to)) {
|
|
splice @{$client->{expect}->[0]}, 2, 1;
|
|
check_expect(@_[0..ARG0], $text);
|
|
}
|
|
}
|
|
|
|
sub irc_mode {
|
|
my ($kernel, $session, $heap, $sender, $from, $to) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0, ARG1];
|
|
my $client = $heap->{sessions}->{$sender->get_heap()};
|
|
if (@{$client->{expect}}
|
|
and $client->{expect}->[0]->[1] =~ /mode/i
|
|
and grep($client->{expect}->[0]->[2], $to)) {
|
|
splice @{$client->{expect}->[0]}, 2, 1;
|
|
splice(@_, ARG1, 1);
|
|
check_expect(@_);
|
|
}
|
|
}
|
|
|
|
sub irc_error {
|
|
my ($kernel, $session, $heap, $sender, $what) = @_[KERNEL, SESSION, HEAP, SENDER, ARG0];
|
|
my $client = $heap->{sessions}->{$sender->get_heap()};
|
|
if (@{$client->{expect}}
|
|
and $client->{expect}->[0]->[1] =~ /error/i) {
|
|
splice @{$client->{expect}->[0]}, 2, 1;
|
|
unexpect($kernel, $session, $client);
|
|
$client->{disconnect_expected} = 1;
|
|
} else {
|
|
print "ERROR: From server to $client->{name}: $what\n";
|
|
}
|
|
$client->{throttled} = 1 if $what =~ /throttled/i;
|
|
}
|