d807d361f3
Gives stats over the last 10 seconds, plus global rate. Use with http_publisher.pl to test your consumer performance. Signed-off-by: Pedro Melo <melo@simplicidade.org>
88 lines
2.4 KiB
Perl
Executable File
88 lines
2.4 KiB
Perl
Executable File
#!/usr/bin/env perl
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use strict;
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use warnings;
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use FindBin;
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use lib "$FindBin::Bin/../lib";
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use AnyEvent;
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use AnyEvent::NSQ::Reader;
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use Getopt::Long;
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use Time::HiRes qw( gettimeofday tv_interval );
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my ($topic, $channel, $help, $verbose, $print, $stats);
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GetOptions('help' => \$help, 'verbose' => \$verbose, 'print' => \$print, 'stats' => \$stats) or usage();
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usage() if $help;
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($topic, $channel) = @ARGV;
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usage("topic and channel are required parameters") unless $topic and $channel;
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my $cv = AE::cv;
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## return undef => mark_as_done_msg()
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my $message_cb = $print ? sub { print "$_[1]{message}\n"; return } : sub {return};
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my $t = my $p = 0;
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my $r = AnyEvent::NSQ::Reader->new(
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topic => $topic,
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channel => $channel,
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nsqd_tcp_addresses => '127.0.0.1',
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client_id => "${channel}_consumer/pid_$$",
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message_cb => sub { $t++; $p++; $message_cb->(@_) },
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error_cb => sub { warn "$_[1]\n" if $verbose },
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disconnect_cb => sub { warn "Disconnected after $t total messages... exiting...\n" if $verbose; $cv->send },
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);
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if ($stats) {
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warn "Stats enabled, printed every 10 seconds\n";
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my $t0 = my $p0 = [gettimeofday];
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$stats = AE::timer 10, 10, sub {
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my $now = [gettimeofday];
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my $elapsed_t = tv_interval($t0, $now);
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my $elapsed_p = tv_interval($p0, $now);
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my $uptime = '';
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my ($h, $m);
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if ($h = int($elapsed_t / 3600)) { $uptime .= "${h}h" }
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if ($m = int(($elapsed_t - $h * 3600) / 60)) { $uptime .= "${m}m" }
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$uptime .= int($elapsed_t - $h * 3600 - $m * 60) . 's';
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warn sprintf(
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'Stats: %0.3f mesgs/sec for the past %0.3f seconds, total messages %d, global rate %0.3f, uptime %s%s',
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$p / $elapsed_p,
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$elapsed_p, $t, $t / $elapsed_t, $uptime,"\n"
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);
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$p = 0;
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$p0 = $now;
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};
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}
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my $term_sgn = AE::signal TERM => sub { $r->disconnect; undef $stats };
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my $int_sgn = AE::signal INT => sub { $r->disconnect; undef $stats };
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$cv->recv;
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sub usage {
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print "Error: @_\n" if @_;
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print <<" EOU";
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Usage: consumer.pl [--help|-h] [--print|-p] topic channel
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Consume messages from channel <channel> linked to topic <topic>.
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Topic and channel parameters are mandatory.
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Options:
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--help or -h Prints this message and exits
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--verbose or -v Writes debug information about connections,
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disconnections and errors
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--print or -p Prints each received message
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EOU
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exit(1);
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}
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