116 lines
2.7 KiB
Text
116 lines
2.7 KiB
Text
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#! /usr/bin/perl
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# ex:ts=8 sw=4:
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# $OpenBSD: dpb-replay,v 1.8 2023/07/06 10:54:18 espie Exp $
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#
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# Copyright (c) 2013 Marc Espie <espie@openbsd.org>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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use v5.36;
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use FindBin;
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my $ports1;
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BEGIN {
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$ports1 = $ENV{PORTSDIR} || '/usr/ports';
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}
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use lib ("$ports1/infrastructure/lib", "$FindBin::Bin/../lib");
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use DPB::MiniCurses;
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use OpenBSD::State;
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package DPBReplay::State;
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our @ISA = (qw(OpenBSD::State));
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sub handle_options($state)
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{
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$state->SUPER::handle_options('Ccs:e:t:', '[-c] [-s speedup] [-e regexp] [-t ts] file');
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if ($state->opt('c') || $state->opt('C')) {
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$state->{color} = 1;
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}
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if ($state->opt('e')) {
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my $e = $state->opt('e');
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$state->{regexp} = qr{$e};
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}
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if ($state->opt('t')) {
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$state->{ts} = $state->opt('t');
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if ($state->{ts} !~ m/^\d+$/) {
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require DPB::ISO8601;
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$state->{ts} = DPB::ISO8601->string2time($state->{ts},
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$state);
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}
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}
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}
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package Term;
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our @ISA = qw(DPB::MiniCurses);
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sub new($class, $state)
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{
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my $self = bless {state => $state}, $class;
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$self->create_terminal;
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return $self;
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}
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package main;
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use Time::HiRes (qw(time sleep));
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my $state = DPBReplay::State->new;
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$state->handle_options;
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if (@ARGV == 0) {
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$state->usage("Missing term-report file");
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}
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my $file = shift;
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my $speedup = $state->opt('s') // 10;
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$speedup += 0.0;
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my $term = Term->new($state);
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open(my $fh, '<', $file);
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my $start_ts;
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my $start_time = time();
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my $msg = '';
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my $display = (defined $state->{regexp} || defined $state->{ts}) ? 0 : 1;
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while(<$fh>) {
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if (m/^\@\@\@(\d+)$/) {
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chomp;
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my $ts = int($1);
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if (!$display) {
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if (defined $state->{regexp} &&
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$msg =~ m/$state->{regexp}/) {
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$display = 1;
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} elsif (defined $state->{ts} &&
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$ts >= $state->{ts}) {
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$display = 1;
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}
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}
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if ($display) {
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$start_ts //= $ts;
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my $now = time();
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my $sleep = ($ts-$start_ts)/$speedup -
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($now - $start_time);
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if ($sleep > 0) {
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sleep($sleep);
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}
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my $method = $term->{write};
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$term->$method($msg);
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$term->{msg} = $msg;
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}
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$msg = '';
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} else {
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$msg .= $_;
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}
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}
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close($fh);
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