1 | use Coro; |
1 | use Coro; |
2 | use Coro::Semaphore; |
2 | use Coro::Semaphore; |
3 | use Coro::Event; |
3 | use Coro::Event; |
4 | use Coro::Socket; |
4 | use Coro::Socket; |
|
|
5 | use Coro::Signal; |
5 | |
6 | |
6 | use HTTP::Date; |
7 | use HTTP::Date; |
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|
8 | use POSIX (); |
7 | |
9 | |
8 | no utf8; |
10 | no utf8; |
9 | use bytes; |
11 | use bytes; |
10 | |
12 | |
11 | # at least on my machine, this thingy serves files |
13 | # at least on my machine, this thingy serves files |
… | |
… | |
28 | my $format = shift; |
30 | my $format = shift; |
29 | printf "---: $format\n", @_; |
31 | printf "---: $format\n", @_; |
30 | } |
32 | } |
31 | |
33 | |
32 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
34 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
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35 | our $httpevent = new Coro::Signal; |
33 | |
36 | |
34 | our $wait_factor = 0.95; |
37 | our $wait_factor = 0.95; |
35 | |
38 | |
36 | our @transfers = ( |
39 | our @transfers = ( |
37 | [(new Coro::Semaphore $MAX_TRANSFERS_SMALL || 50), 600], |
40 | [(new Coro::Semaphore $MAX_TRANSFERS_SMALL || 50), 1], |
38 | [(new Coro::Semaphore $MAX_TRANSFERS_LARGE || 50), 600], |
41 | [(new Coro::Semaphore $MAX_TRANSFERS_LARGE || 50), 1], |
39 | ); |
42 | ); |
40 | |
43 | |
41 | my @newcons; |
44 | my @newcons; |
42 | my @pool; |
45 | my @pool; |
43 | |
46 | |
44 | # one "execution thread" |
47 | # one "execution thread" |
45 | sub handler { |
48 | sub handler { |
46 | while () { |
49 | while () { |
47 | my $new = pop @newcons; |
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|
48 | if ($new) { |
50 | if (@newcons) { |
49 | eval { |
51 | eval { |
50 | conn->new(@$new)->handle; |
52 | conn->new(@{pop @newcons})->handle; |
51 | }; |
53 | }; |
52 | slog 1, "$@" if $@ && !ref $@; |
54 | slog 1, "$@" if $@ && !ref $@; |
53 | $connections->up; |
55 | $connections->up; |
54 | } else { |
56 | } else { |
55 | last if @pool >= $MAX_POOL; |
57 | last if @pool >= $MAX_POOL; |
… | |
… | |
57 | schedule; |
59 | schedule; |
58 | } |
60 | } |
59 | } |
61 | } |
60 | } |
62 | } |
61 | |
63 | |
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64 | sub listen_on { |
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65 | my $listen = $_[0]; |
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66 | |
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67 | push @listen_sockets, $listen; |
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68 | |
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69 | # the "main thread" |
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70 | async { |
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71 | slog 1, "accepting connections"; |
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72 | while () { |
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73 | $connections->down; |
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74 | push @newcons, [$listen->accept]; |
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75 | #slog 3, "accepted @$connections ".scalar(@pool); |
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76 | if (@pool) { |
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77 | (pop @pool)->ready; |
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78 | } else { |
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79 | async \&handler; |
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80 | } |
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81 | |
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82 | } |
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83 | }; |
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84 | } |
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85 | |
62 | my $http_port = new Coro::Socket |
86 | my $http_port = new Coro::Socket |
63 | LocalAddr => $SERVER_HOST, |
87 | LocalAddr => $SERVER_HOST, |
64 | LocalPort => $SERVER_PORT, |
88 | LocalPort => $SERVER_PORT, |
65 | ReuseAddr => 1, |
89 | ReuseAddr => 1, |
66 | Listen => 50, |
90 | Listen => 50, |
67 | or die "unable to start server"; |
91 | or die "unable to start server"; |
68 | |
92 | |
69 | push @listen_sockets, $http_port; |
93 | listen_on $http_port; |
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94 | |
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95 | if ($SERVER_PORT2) { |
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96 | my $http_port = new Coro::Socket |
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97 | LocalAddr => $SERVER_HOST, |
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98 | LocalPort => $SERVER_PORT2, |
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99 | ReuseAddr => 1, |
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100 | Listen => 50, |
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101 | or die "unable to start server"; |
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102 | |
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103 | listen_on $http_port; |
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104 | } |
70 | |
105 | |
71 | our $NOW; |
106 | our $NOW; |
72 | our $HTTP_NOW; |
107 | our $HTTP_NOW; |
73 | |
108 | |
74 | Event->timer(interval => 1, hard => 1, cb => sub { |
109 | Event->timer(interval => 1, hard => 1, cb => sub { |
75 | $NOW = time; |
110 | $NOW = time; |
76 | $HTTP_NOW = time2str $NOW; |
111 | $HTTP_NOW = time2str $NOW; |
77 | })->now; |
112 | })->now; |
78 | |
113 | |
79 | # the "main thread" |
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80 | async { |
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81 | slog 1, "accepting connections"; |
|
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82 | while () { |
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83 | $connections->down; |
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84 | push @newcons, [$http_port->accept]; |
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85 | #slog 3, "accepted @$connections ".scalar(@pool); |
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86 | if (@pool) { |
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87 | (pop @pool)->ready; |
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88 | } else { |
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89 | async \&handler; |
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90 | } |
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91 | |
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92 | } |
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93 | }; |
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94 | |
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95 | package conn; |
114 | package conn; |
96 | |
115 | |
97 | use Socket; |
116 | use Socket; |
98 | use HTTP::Date; |
117 | use HTTP::Date; |
99 | use Convert::Scalar 'weaken'; |
118 | use Convert::Scalar 'weaken'; |
100 | use Linux::AIO; |
119 | use Linux::AIO; |
101 | |
120 | |
102 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
121 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
103 | |
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104 | my $aio_requests = new Coro::Semaphore $::AIO_PARALLEL * 4; |
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105 | |
122 | |
106 | Event->io(fd => Linux::AIO::poll_fileno, |
123 | Event->io(fd => Linux::AIO::poll_fileno, |
107 | poll => 'r', async => 1, |
124 | poll => 'r', async => 1, |
108 | cb => \&Linux::AIO::poll_cb); |
125 | cb => \&Linux::AIO::poll_cb); |
109 | |
126 | |
… | |
… | |
127 | |
144 | |
128 | read_mimetypes; |
145 | read_mimetypes; |
129 | |
146 | |
130 | sub new { |
147 | sub new { |
131 | my $class = shift; |
148 | my $class = shift; |
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149 | my $fh = shift; |
132 | my $peername = shift; |
150 | my $peername = shift; |
133 | my $fh = shift; |
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134 | my $self = bless { fh => $fh }, $class; |
151 | my $self = bless { fh => $fh }, $class; |
135 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
152 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
136 | or $self->err(500, "unable to decode peername"); |
153 | or $self->err(500, "unable to decode peername"); |
137 | |
154 | |
138 | $self->{remote_addr} = inet_ntoa $iaddr; |
155 | $self->{remote_addr} = inet_ntoa $iaddr; |
139 | $self->{time} = $::NOW; |
156 | $self->{time} = $::NOW; |
140 | |
157 | |
141 | # enter ourselves into various lists |
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142 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
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143 | |
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144 | $::conns++; |
158 | $::conns++; |
145 | |
159 | |
146 | $self; |
160 | $self; |
147 | } |
161 | } |
148 | |
162 | |
149 | sub DESTROY { |
163 | sub DESTROY { |
150 | my $self = shift; |
164 | my $self = shift; |
151 | |
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152 | $::conns--; |
165 | $::conns--; |
153 | |
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154 | $self->eoconn; |
166 | $self->eoconn; |
155 | delete $conn{$self->{remote_addr}}{$self*1}; |
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156 | } |
167 | } |
157 | |
168 | |
158 | # end of connection |
169 | # end of connection |
159 | sub eoconn { |
170 | sub eoconn { |
160 | my $self = shift; |
171 | my $self = shift; |
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172 | |
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173 | # clean up hints |
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174 | delete $conn{$self->{remote_id}}{$self*1}; |
161 | delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; |
175 | delete $uri{$self->{remote_id}}{$self->{uri}}{$self*1}; |
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176 | |
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177 | $httpevent->broadcast; |
162 | } |
178 | } |
163 | |
179 | |
164 | sub slog { |
180 | sub slog { |
165 | my $self = shift; |
181 | my $self = shift; |
166 | main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]"); |
182 | main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]"); |
… | |
… | |
168 | |
184 | |
169 | sub response { |
185 | sub response { |
170 | my ($self, $code, $msg, $hdr, $content) = @_; |
186 | my ($self, $code, $msg, $hdr, $content) = @_; |
171 | my $res = "HTTP/1.1 $code $msg\015\012"; |
187 | my $res = "HTTP/1.1 $code $msg\015\012"; |
172 | |
188 | |
173 | $self->{h}{connection} ||= $hdr->{Connection}; |
189 | if (exists $hdr->{Connection}) { |
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190 | if ($hdr->{Connection} =~ /close/) { |
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191 | $self->{h}{connection} = "close" |
|
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192 | } |
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193 | } else { |
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194 | if ($self->{version} < 1.1) { |
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195 | if ($self->{h}{connection} =~ /keep-alive/i) { |
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196 | $hdr->{Connection} = "Keep-Alive"; |
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197 | } else { |
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198 | $self->{h}{connection} = "close" |
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199 | } |
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200 | } |
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201 | } |
174 | |
202 | |
175 | $res .= "Date: $HTTP_NOW\015\012"; |
203 | $res .= "Date: $HTTP_NOW\015\012"; |
176 | |
204 | |
177 | while (my ($h, $v) = each %$hdr) { |
205 | while (my ($h, $v) = each %$hdr) { |
178 | $res .= "$h: $v\015\012" |
206 | $res .= "$h: $v\015\012" |
179 | } |
207 | } |
180 | $res .= "\015\012"; |
208 | $res .= "\015\012"; |
181 | |
209 | |
182 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
210 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
183 | |
211 | |
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212 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
184 | my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; |
213 | " $self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; |
185 | |
214 | |
186 | print $accesslog $log if $accesslog; |
215 | print $accesslog $log if $accesslog; |
187 | print STDERR $log; |
216 | print STDERR $log; |
188 | |
217 | |
189 | $self->{written} += |
218 | $self->{written} += |
… | |
… | |
193 | sub err { |
222 | sub err { |
194 | my $self = shift; |
223 | my $self = shift; |
195 | my ($code, $msg, $hdr, $content) = @_; |
224 | my ($code, $msg, $hdr, $content) = @_; |
196 | |
225 | |
197 | unless (defined $content) { |
226 | unless (defined $content) { |
198 | $content = "$code $msg"; |
227 | $content = "$code $msg\n"; |
199 | $hdr->{"Content-Type"} = "text/plain"; |
228 | $hdr->{"Content-Type"} = "text/plain"; |
200 | $hdr->{"Content-Length"} = length $content; |
229 | $hdr->{"Content-Length"} = length $content; |
201 | } |
230 | } |
202 | $hdr->{"Connection"} = "close"; |
231 | $hdr->{"Connection"} = "close"; |
203 | |
232 | |
… | |
… | |
228 | } |
257 | } |
229 | |
258 | |
230 | $self->{h} = {}; |
259 | $self->{h} = {}; |
231 | |
260 | |
232 | $fh->timeout($::RES_TIMEOUT); |
261 | $fh->timeout($::RES_TIMEOUT); |
233 | my $ip = $self->{remote_addr}; |
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234 | |
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235 | if ($blocked{$ip}) { |
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236 | $self->err_blocked($blocked{$ip}) |
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237 | if $blocked{$ip} > $::NOW; |
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238 | |
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239 | delete $blocked{$ip}; |
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240 | } |
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241 | |
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242 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
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243 | my $delay = 120; |
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244 | while (%{$conn{$ip}} > $::MAX_CONN_IP) { |
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245 | if ($delay <= 0) { |
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246 | $self->slog(2, "blocked ip $ip"); |
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247 | $self->err_blocked; |
|
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248 | } else { |
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249 | Coro::Event::do_timer(after => 3); |
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250 | $delay -= 3; |
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251 | } |
|
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252 | } |
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253 | } |
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254 | |
262 | |
255 | $req =~ /^(?:\015\012)? |
263 | $req =~ /^(?:\015\012)? |
256 | (GET|HEAD) \040+ |
264 | (GET|HEAD) \040+ |
257 | ([^\040]+) \040+ |
265 | ([^\040]+) \040+ |
258 | HTTP\/([0-9]+\.[0-9]+) |
266 | HTTP\/([0-9]+\.[0-9]+) |
… | |
… | |
283 | |
291 | |
284 | $self->{h}{$h} = substr $v, 1 |
292 | $self->{h}{$h} = substr $v, 1 |
285 | while ($h, $v) = each %hdr; |
293 | while ($h, $v) = each %hdr; |
286 | } |
294 | } |
287 | |
295 | |
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296 | # remote id should be unique per user |
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297 | my $id = $self->{remote_addr}; |
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298 | |
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299 | if (exists $self->{h}{"client-ip"}) { |
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300 | $id .= "[".$self->{h}{"client-ip"}."]"; |
|
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301 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
|
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302 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
|
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303 | } |
|
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304 | |
|
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305 | $self->{remote_id} = $id; |
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306 | |
|
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307 | if ($blocked{$id}) { |
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308 | $self->err_blocked($blocked{$id}) |
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309 | if $blocked{$id} > $::NOW; |
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310 | |
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311 | delete $blocked{$id}; |
|
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312 | } |
|
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313 | |
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314 | if (%{$conn{$id}} >= $::MAX_CONN_IP) { |
|
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315 | my $delay = $::PER_TIMEOUT + $::NOW + 15; |
|
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316 | while (%{$conn{$id}} >= $::MAX_CONN_IP) { |
|
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317 | if ($delay < $::NOW) { |
|
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318 | $self->slog(2, "blocked ip $id"); |
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319 | $self->err_blocked; |
|
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320 | } else { |
|
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321 | $httpevent->wait; |
|
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322 | } |
|
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323 | } |
|
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324 | } |
|
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325 | |
288 | # find out server name and port |
326 | # find out server name and port |
289 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
327 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
290 | $host = $1; |
328 | $host = $1; |
291 | } else { |
329 | } else { |
292 | $host = $self->{h}{host}; |
330 | $host = $self->{h}{host}; |
… | |
… | |
294 | |
332 | |
295 | if (defined $host) { |
333 | if (defined $host) { |
296 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
334 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
297 | } else { |
335 | } else { |
298 | ($self->{server_port}, $host) |
336 | ($self->{server_port}, $host) |
299 | = unpack_sockaddr_in $self->{fh}->getsockname |
337 | = unpack_sockaddr_in $self->{fh}->sockname |
300 | or $self->err(500, "unable to get socket name"); |
338 | or $self->err(500, "unable to get socket name"); |
301 | $host = inet_ntoa $host; |
339 | $host = inet_ntoa $host; |
302 | } |
340 | } |
303 | |
341 | |
304 | $self->{server_name} = $host; |
342 | $self->{server_name} = $host; |
305 | |
343 | |
306 | # remote id should be unique per user |
344 | # enter ourselves into various lists |
307 | $self->{remote_id} = $self->{remote_addr}; |
345 | weaken ($conn{$id}{$self*1} = $self); |
308 | |
|
|
309 | if (exists $self->{h}{"client-ip"}) { |
|
|
310 | $self->{remote_id} .= "[".$self->{h}{"client-ip"}."]"; |
|
|
311 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
|
|
312 | $self->{remote_id} .= "[".$self->{h}{"x-forwarded-for"}."]"; |
|
|
313 | } |
|
|
314 | |
|
|
315 | weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); |
346 | weaken ($uri{$id}{$self->{uri}}{$self*1} = $self); |
316 | |
347 | |
317 | eval { |
348 | eval { |
318 | $self->map_uri; |
349 | $self->map_uri; |
319 | $self->respond; |
350 | $self->respond; |
320 | }; |
351 | }; |
321 | |
352 | |
322 | $self->eoconn; |
353 | $self->eoconn; |
323 | |
354 | |
324 | die if $@ && !ref $@; |
355 | die if $@ && !ref $@; |
325 | |
356 | |
326 | last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1; |
357 | last if $self->{h}{connection} =~ /close/; |
|
|
358 | |
|
|
359 | $httpevent->broadcast; |
327 | |
360 | |
328 | $fh->timeout($::PER_TIMEOUT); |
361 | $fh->timeout($::PER_TIMEOUT); |
329 | } |
362 | } |
330 | } |
363 | } |
331 | |
364 | |
… | |
… | |
401 | } else { |
434 | } else { |
402 | $ims < $self->{stat}[9] |
435 | $ims < $self->{stat}[9] |
403 | or $self->err(304, "not modified"); |
436 | or $self->err(304, "not modified"); |
404 | |
437 | |
405 | if (-r "$path/index.html") { |
438 | if (-r "$path/index.html") { |
406 | $self->{path} .= "/index.html"; |
439 | # replace directory "size" by index.html filesize |
|
|
440 | $self->{stat}[7] = (stat ($self->{path} .= "/index.html"))[7]; |
407 | $self->handle_file; |
441 | $self->handle_file; |
408 | } else { |
442 | } else { |
409 | $self->handle_dir; |
443 | $self->handle_dir; |
410 | } |
444 | } |
411 | } |
445 | } |
… | |
… | |
423 | |
457 | |
424 | $self->response(200, "ok", |
458 | $self->response(200, "ok", |
425 | { |
459 | { |
426 | "Content-Type" => "text/html", |
460 | "Content-Type" => "text/html", |
427 | "Content-Length" => length $idx, |
461 | "Content-Length" => length $idx, |
|
|
462 | "Last-Modified" => time2str ((stat _)[9]), |
428 | }, |
463 | }, |
429 | $idx); |
464 | $idx); |
430 | } |
465 | } |
431 | |
466 | |
432 | sub handle_file { |
467 | sub handle_file { |
… | |
… | |
452 | } |
487 | } |
453 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
488 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
454 | } |
489 | } |
455 | $hdr->{"Content-Range"} = "bytes */$length"; |
490 | $hdr->{"Content-Range"} = "bytes */$length"; |
456 | $hdr->{"Content-Length"} = $length; |
491 | $hdr->{"Content-Length"} = $length; |
457 | $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); |
|
|
458 | $self->err(416, "not satisfiable", $hdr, ""); |
492 | $self->err(416, "not satisfiable", $hdr, ""); |
459 | |
493 | |
460 | satisfiable: |
494 | satisfiable: |
461 | # check for segmented downloads |
495 | # check for segmented downloads |
462 | if ($l && $::NO_SEGMENTED) { |
496 | if ($l && $::NO_SEGMENTED) { |
463 | my $delay = 180; |
497 | my $delay = $::NOW + $::PER_TIMEOUT + 15; |
464 | while (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { |
498 | while (%{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
465 | if ($delay <= 0) { |
499 | if ($delay <= $::NOW) { |
466 | $self->err_segmented_download; |
500 | $self->err_segmented_download; |
467 | } else { |
501 | } else { |
468 | Coro::Event::do_timer(after => 3); $delay -= 3; |
502 | $httpevent->wait; |
469 | } |
503 | } |
470 | } |
504 | } |
471 | } |
505 | } |
472 | |
506 | |
473 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
507 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
… | |
… | |
486 | $self->response(@code, $hdr, ""); |
520 | $self->response(@code, $hdr, ""); |
487 | |
521 | |
488 | if ($self->{method} eq "GET") { |
522 | if ($self->{method} eq "GET") { |
489 | $self->{time} = $::NOW; |
523 | $self->{time} = $::NOW; |
490 | |
524 | |
|
|
525 | my $fudge = $queue->[0]->waiters; |
|
|
526 | $fudge = $fudge ? ($fudge+1)/$fudge : 1; |
|
|
527 | |
|
|
528 | $queue->[1] *= $fudge; |
491 | my $transfer = $queue->[0]->guard; |
529 | my $transfer = $queue->[0]->guard; |
|
|
530 | |
|
|
531 | if ($fudge != 1) { |
|
|
532 | $queue->[1] /= $fudge; |
|
|
533 | $queue->[1] = $queue->[1] * $::wait_factor |
|
|
534 | + ($::NOW - $self->{time}) * (1 - $::wait_factor); |
|
|
535 | } |
|
|
536 | $self->{time} = $::NOW; |
|
|
537 | |
492 | $self->{fh}->writable or return; |
538 | $self->{fh}->writable or return; |
493 | |
|
|
494 | $queue->[1] = $queue->[1] * $::wait_factor |
|
|
495 | + ($::NOW - $self->{time}) * (1 - $::wait_factor); |
|
|
496 | $self->{time} = $::NOW; |
|
|
497 | |
539 | |
498 | my ($fh, $buf, $r); |
540 | my ($fh, $buf, $r); |
499 | my $current = $Coro::current; |
541 | my $current = $Coro::current; |
500 | open $fh, "<", $self->{path} |
542 | open $fh, "<", $self->{path} |
501 | or die "$self->{path}: late open failure ($!)"; |
543 | or die "$self->{path}: late open failure ($!)"; |
… | |
… | |
511 | while ($h > 0) { |
553 | while ($h > 0) { |
512 | if (0) { |
554 | if (0) { |
513 | sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h |
555 | sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h |
514 | or last; |
556 | or last; |
515 | } else { |
557 | } else { |
516 | undef $buf; |
|
|
517 | $aio_requests->down; |
|
|
518 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
558 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
519 | $buf, 0, sub { |
559 | $buf, 0, sub { |
520 | $r = $_[0]; |
560 | $r = $_[0]; |
521 | $current->ready; |
561 | Coro::ready($current); |
522 | }); |
562 | }); |
523 | &Coro::schedule; |
563 | &Coro::schedule; |
524 | $aio_requests->up; |
|
|
525 | last unless $r; |
564 | last unless $r; |
526 | } |
565 | } |
527 | my $w = $self->{fh}->syswrite($buf) |
566 | my $w = syswrite $self->{fh}, $buf |
528 | or last; |
567 | or last; |
529 | $::written += $w; |
568 | $::written += $w; |
530 | $self->{written} += $w; |
569 | $self->{written} += $w; |
531 | $l += $r; |
570 | $l += $r; |
532 | } |
571 | } |