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; |
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5 | |
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6 | use HTTP::Date; |
5 | |
7 | |
6 | no utf8; |
8 | no utf8; |
7 | use bytes; |
9 | use bytes; |
8 | |
10 | |
9 | # at least on my machine, this thingy serves files |
11 | # at least on my machine, this thingy serves files |
… | |
… | |
25 | my $level = shift; |
27 | my $level = shift; |
26 | my $format = shift; |
28 | my $format = shift; |
27 | printf "---: $format\n", @_; |
29 | printf "---: $format\n", @_; |
28 | } |
30 | } |
29 | |
31 | |
30 | my $connections = new Coro::Semaphore $MAX_CONNECTS; |
32 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
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33 | |
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34 | our $wait_factor = 0.95; |
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35 | |
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36 | our @transfers = ( |
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37 | [(new Coro::Semaphore $MAX_TRANSFERS_SMALL || 50), 1], |
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38 | [(new Coro::Semaphore $MAX_TRANSFERS_LARGE || 50), 1], |
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39 | ); |
31 | |
40 | |
32 | my @newcons; |
41 | my @newcons; |
33 | my @pool; |
42 | my @pool; |
34 | |
43 | |
35 | # one "execution thread" |
44 | # one "execution thread" |
36 | sub handler { |
45 | sub handler { |
37 | while () { |
46 | while () { |
38 | my $new = pop @newcons; |
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39 | if ($new) { |
47 | if (@newcons) { |
40 | eval { |
48 | eval { |
41 | conn->new(@$new)->handle; |
49 | conn->new(@{pop @newcons})->handle; |
42 | }; |
50 | }; |
43 | slog 1, "$@" if $@ && !ref $@; |
51 | slog 1, "$@" if $@ && !ref $@; |
44 | $connections->up; |
52 | $connections->up; |
45 | } else { |
53 | } else { |
46 | last if @pool >= $MAX_POOL; |
54 | last if @pool >= $MAX_POOL; |
… | |
… | |
48 | schedule; |
56 | schedule; |
49 | } |
57 | } |
50 | } |
58 | } |
51 | } |
59 | } |
52 | |
60 | |
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61 | sub listen_on { |
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62 | my $listen = $_[0]; |
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63 | |
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64 | push @listen_sockets, $listen; |
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65 | |
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66 | # the "main thread" |
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67 | async { |
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68 | slog 1, "accepting connections"; |
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69 | while () { |
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70 | $connections->down; |
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71 | push @newcons, [$listen->accept]; |
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72 | #slog 3, "accepted @$connections ".scalar(@pool); |
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73 | if (@pool) { |
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74 | (pop @pool)->ready; |
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75 | } else { |
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76 | async \&handler; |
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77 | } |
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78 | |
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79 | } |
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80 | }; |
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81 | } |
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82 | |
53 | my $http_port = new Coro::Socket |
83 | my $http_port = new Coro::Socket |
54 | LocalAddr => $SERVER_HOST, |
84 | LocalAddr => $SERVER_HOST, |
55 | LocalPort => $SERVER_PORT, |
85 | LocalPort => $SERVER_PORT, |
56 | ReuseAddr => 1, |
86 | ReuseAddr => 1, |
57 | Listen => 50, |
87 | Listen => 50, |
58 | or die "unable to start server"; |
88 | or die "unable to start server"; |
59 | |
89 | |
60 | push @listen_sockets, $http_port; |
90 | listen_on $http_port; |
61 | |
91 | |
62 | # the "main thread" |
92 | my $http_port = new Coro::Socket |
63 | async { |
93 | LocalAddr => $SERVER_HOST, |
64 | slog 1, "accepting connections"; |
94 | LocalPort => $SERVER_PORT2, |
65 | while () { |
95 | ReuseAddr => 1, |
66 | $connections->down; |
96 | Listen => 50, |
67 | push @newcons, [$http_port->accept]; |
97 | or die "unable to start server"; |
68 | #slog 3, "accepted @$connections ".scalar(@pool); |
98 | |
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99 | listen_on $http_port; |
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100 | |
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101 | our $NOW; |
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102 | our $HTTP_NOW; |
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103 | |
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104 | Event->timer(interval => 1, hard => 1, cb => sub { |
69 | $::NOW = time; |
105 | $NOW = time; |
70 | if (@pool) { |
106 | $HTTP_NOW = time2str $NOW; |
71 | (pop @pool)->ready; |
107 | })->now; |
72 | } else { |
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73 | async \&handler; |
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74 | } |
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75 | |
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76 | } |
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77 | }; |
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78 | |
108 | |
79 | package conn; |
109 | package conn; |
80 | |
110 | |
81 | use Socket; |
111 | use Socket; |
82 | use HTTP::Date; |
112 | use HTTP::Date; |
… | |
… | |
118 | or $self->err(500, "unable to decode peername"); |
148 | or $self->err(500, "unable to decode peername"); |
119 | |
149 | |
120 | $self->{remote_addr} = inet_ntoa $iaddr; |
150 | $self->{remote_addr} = inet_ntoa $iaddr; |
121 | $self->{time} = $::NOW; |
151 | $self->{time} = $::NOW; |
122 | |
152 | |
123 | # enter ourselves into various lists |
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124 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
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125 | |
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126 | $::conns++; |
153 | $::conns++; |
127 | |
154 | |
128 | $self; |
155 | $self; |
129 | } |
156 | } |
130 | |
157 | |
131 | sub DESTROY { |
158 | sub DESTROY { |
132 | my $self = shift; |
159 | my $self = shift; |
133 | |
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134 | $::conns--; |
160 | $::conns--; |
135 | |
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136 | $self->eoconn; |
161 | $self->eoconn; |
137 | delete $conn{$self->{remote_addr}}{$self*1}; |
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138 | } |
162 | } |
139 | |
163 | |
140 | # end of connection |
164 | # end of connection |
141 | sub eoconn { |
165 | sub eoconn { |
142 | my $self = shift; |
166 | my $self = shift; |
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167 | |
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168 | # clean up hints |
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169 | delete $conn{$self->{remote_id}}{$self*1}; |
143 | delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; |
170 | delete $uri{$self->{remote_id}}{$self->{uri}}{$self*1}; |
144 | } |
171 | } |
145 | |
172 | |
146 | sub slog { |
173 | sub slog { |
147 | my $self = shift; |
174 | my $self = shift; |
148 | main::slog($_[0], "$self->{remote_addr}> $_[1]"); |
175 | main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]"); |
149 | } |
176 | } |
150 | |
177 | |
151 | sub response { |
178 | sub response { |
152 | my ($self, $code, $msg, $hdr, $content) = @_; |
179 | my ($self, $code, $msg, $hdr, $content) = @_; |
153 | my $res = "HTTP/1.1 $code $msg\015\012"; |
180 | my $res = "HTTP/1.1 $code $msg\015\012"; |
154 | |
181 | |
155 | #$res .= "Connection: close\015\012"; |
182 | $self->{h}{connection} ||= $hdr->{Connection}; |
156 | $res .= "Date: ".(time2str $::NOW)."\015\012"; # slow? nah. :( |
183 | |
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184 | $res .= "Date: $HTTP_NOW\015\012"; |
157 | |
185 | |
158 | while (my ($h, $v) = each %$hdr) { |
186 | while (my ($h, $v) = each %$hdr) { |
159 | $res .= "$h: $v\015\012" |
187 | $res .= "$h: $v\015\012" |
160 | } |
188 | } |
161 | $res .= "\015\012"; |
189 | $res .= "\015\012"; |
… | |
… | |
174 | sub err { |
202 | sub err { |
175 | my $self = shift; |
203 | my $self = shift; |
176 | my ($code, $msg, $hdr, $content) = @_; |
204 | my ($code, $msg, $hdr, $content) = @_; |
177 | |
205 | |
178 | unless (defined $content) { |
206 | unless (defined $content) { |
179 | $content = "$code $msg"; |
207 | $content = "$code $msg\n"; |
180 | $hdr->{"Content-Type"} = "text/plain"; |
208 | $hdr->{"Content-Type"} = "text/plain"; |
181 | $hdr->{"Content-Length"} = length $content; |
209 | $hdr->{"Content-Length"} = length $content; |
182 | } |
210 | } |
183 | $hdr->{"Connection"} = "close"; |
211 | $hdr->{"Connection"} = "close"; |
184 | |
212 | |
185 | $self->response($code, $msg, $hdr, $content); |
213 | $self->response($code, $msg, $hdr, $content); |
186 | |
214 | |
187 | die bless {}, err::; |
215 | die bless {}, err::; |
188 | } |
216 | } |
189 | |
217 | |
190 | sub err_blocked { |
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191 | my $self = shift; |
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192 | my $ip = $self->{remote_addr}; |
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193 | my $time = time2str $blocked{$ip} = $::NOW + $::BLOCKTIME; |
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194 | |
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195 | Coro::Event::do_timer(after => 20*rand); |
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196 | |
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197 | $self->err(401, "too many connections", |
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198 | { |
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199 | "Content-Type" => "text/html", |
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200 | "Retry-After" => $::BLOCKTIME, |
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201 | "Warning" => "Please do NOT retry, you have been blocked", |
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202 | "WWW-Authenticate" => "Basic realm=\"Please do NOT retry, you have been blocked\"", |
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203 | }, |
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204 | <<EOF); |
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205 | <html> |
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206 | <head> |
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207 | <title>Too many connections</title> |
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208 | </head> |
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209 | <body bgcolor="#ffffff" text="#000000" link="#0000ff" vlink="#000080" alink="#ff0000"> |
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210 | |
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211 | <p>You have been blocked because you opened too many connections. You |
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212 | may retry at</p> |
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213 | |
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214 | <p><blockquote>$time.</blockquote></p> |
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215 | |
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216 | <p>Until then, each new access will renew the block. You might want to have a |
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217 | look at the <a href="http://www.goof.com/pcg/marc/animefaq.html">FAQ</a>.</p> |
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218 | |
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219 | </body></html> |
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220 | EOF |
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221 | } |
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222 | |
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223 | sub handle { |
218 | sub handle { |
224 | my $self = shift; |
219 | my $self = shift; |
225 | my $fh = $self->{fh}; |
220 | my $fh = $self->{fh}; |
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221 | |
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222 | my $host; |
226 | |
223 | |
227 | $fh->timeout($::REQ_TIMEOUT); |
224 | $fh->timeout($::REQ_TIMEOUT); |
228 | while() { |
225 | while() { |
229 | $self->{reqs}++; |
226 | $self->{reqs}++; |
230 | |
227 | |
… | |
… | |
240 | } |
237 | } |
241 | |
238 | |
242 | $self->{h} = {}; |
239 | $self->{h} = {}; |
243 | |
240 | |
244 | $fh->timeout($::RES_TIMEOUT); |
241 | $fh->timeout($::RES_TIMEOUT); |
245 | my $ip = $self->{remote_addr}; |
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246 | |
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247 | if ($blocked{$ip}) { |
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248 | $self->err_blocked($blocked{$ip}) |
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249 | if $blocked{$ip} > $::NOW; |
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250 | |
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251 | delete $blocked{$ip}; |
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252 | } |
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253 | |
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254 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
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255 | $self->slog(2, "blocked ip $ip"); |
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256 | $self->err_blocked; |
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257 | } |
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258 | |
242 | |
259 | $req =~ /^(?:\015\012)? |
243 | $req =~ /^(?:\015\012)? |
260 | (GET|HEAD) \040+ |
244 | (GET|HEAD) \040+ |
261 | ([^\040]+) \040+ |
245 | ([^\040]+) \040+ |
262 | HTTP\/([0-9]+\.[0-9]+) |
246 | HTTP\/([0-9]+\.[0-9]+) |
… | |
… | |
287 | |
271 | |
288 | $self->{h}{$h} = substr $v, 1 |
272 | $self->{h}{$h} = substr $v, 1 |
289 | while ($h, $v) = each %hdr; |
273 | while ($h, $v) = each %hdr; |
290 | } |
274 | } |
291 | |
275 | |
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276 | # remote id should be unique per user |
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277 | my $id = $self->{remote_addr}; |
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278 | |
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279 | if (exists $self->{h}{"client-ip"}) { |
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280 | $id .= "[".$self->{h}{"client-ip"}."]"; |
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281 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
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282 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
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283 | } |
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284 | |
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285 | $self->{remote_id} = $id; |
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286 | |
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287 | if ($blocked{$id}) { |
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288 | $self->err_blocked($blocked{$id}) |
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289 | if $blocked{$id} > $::NOW; |
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290 | |
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291 | delete $blocked{$id}; |
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292 | } |
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293 | |
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294 | if (%{$conn{$id}} >= $::MAX_CONN_IP) { |
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295 | my $delay = $::PER_TIMEOUT + 15; |
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296 | while (%{$conn{$id}} >= $::MAX_CONN_IP) { |
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297 | if ($delay <= 0) { |
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298 | $self->slog(2, "blocked ip $id"); |
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299 | $self->err_blocked; |
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300 | } else { |
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301 | Coro::Event::do_timer(after => 4); $delay -= 4; |
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302 | } |
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303 | } |
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304 | } |
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305 | |
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306 | # find out server name and port |
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307 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
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308 | $host = $1; |
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309 | } else { |
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310 | $host = $self->{h}{host}; |
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311 | } |
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312 | |
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313 | if (defined $host) { |
292 | $self->{server_port} = $self->{h}{host} =~ s/:([0-9]+)$// ? $1 : 80; |
314 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
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315 | } else { |
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316 | ($self->{server_port}, $host) |
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317 | = unpack_sockaddr_in $self->{fh}->getsockname |
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318 | or $self->err(500, "unable to get socket name"); |
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319 | $host = inet_ntoa $host; |
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320 | } |
293 | |
321 | |
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322 | $self->{server_name} = $host; |
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323 | |
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324 | # enter ourselves into various lists |
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325 | weaken ($conn{$id}{$self*1} = $self); |
294 | weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); |
326 | weaken ($uri{$id}{$self->{uri}}{$self*1} = $self); |
295 | |
327 | |
296 | eval { |
328 | eval { |
297 | $self->map_uri; |
329 | $self->map_uri; |
298 | $self->respond; |
330 | $self->respond; |
299 | }; |
331 | }; |
300 | |
332 | |
301 | $self->eoconn; |
333 | $self->eoconn; |
302 | |
334 | |
303 | die if $@ && !ref $@; |
335 | die if $@ && !ref $@; |
304 | |
336 | |
305 | last if $self->{h}{connection} =~ /close/ || $self->{version} lt "1.1"; |
337 | last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1; |
306 | |
338 | |
307 | $self->slog(9, "persistent connection [".$self->{h}{"user-agent"}."][$self->{reqs}]"); |
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308 | $fh->timeout($::PER_TIMEOUT); |
339 | $fh->timeout($::PER_TIMEOUT); |
309 | } |
340 | } |
310 | } |
341 | } |
311 | |
342 | |
312 | # uri => path mapping |
343 | # uri => path mapping |
313 | sub map_uri { |
344 | sub map_uri { |
314 | my $self = shift; |
345 | my $self = shift; |
315 | my $host = $self->{h}{host} || "default"; |
346 | my $host = $self->{server_name}; |
316 | my $uri = $self->{uri}; |
347 | my $uri = $self->{uri}; |
317 | |
348 | |
318 | # some massaging, also makes it more secure |
349 | # some massaging, also makes it more secure |
319 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
350 | $uri =~ s/%([0-9a-fA-F][0-9a-fA-F])/chr hex $1/ge; |
320 | $uri =~ s%//+%/%g; |
351 | $uri =~ s%//+%/%g; |
… | |
… | |
330 | $self->{path} = "$::DOCROOT/$host$uri"; |
361 | $self->{path} = "$::DOCROOT/$host$uri"; |
331 | |
362 | |
332 | $self->access_check; |
363 | $self->access_check; |
333 | } |
364 | } |
334 | |
365 | |
335 | sub server_address { |
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336 | my $self = shift; |
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337 | my ($port, $iaddr) = unpack_sockaddr_in $self->{fh}->getsockname |
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338 | or $self->err(500, "unable to get socket name"); |
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339 | ((inet_ntoa $iaddr), $port); |
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340 | } |
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341 | |
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342 | sub server_host { |
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343 | my $self = shift; |
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344 | if (exists $self->{h}{host}) { |
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345 | return $self->{h}{host}; |
|
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346 | } else { |
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347 | return (($self->server_address)[0]); |
|
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348 | } |
|
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349 | } |
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350 | |
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351 | sub server_hostport { |
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352 | my $self = shift; |
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353 | my ($host, $port); |
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354 | if (exists $self->{h}{host}) { |
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355 | ($host, $port) = ($self->{h}{host}, $self->{server_port}); |
|
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356 | } else { |
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357 | ($host, $port) = $self->server_address; |
|
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358 | } |
|
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359 | $port = $port == 80 ? "" : ":$port"; |
|
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360 | $host.$port; |
|
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361 | } |
|
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362 | |
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363 | sub _cgi { |
366 | sub _cgi { |
364 | my $self = shift; |
367 | my $self = shift; |
365 | my $path = shift; |
368 | my $path = shift; |
366 | my $fh; |
369 | my $fh; |
367 | |
370 | |
368 | # no two-way xxx supported |
371 | # no two-way xxx supported |
369 | if (0 == fork) { |
372 | if (0 == fork) { |
370 | open STDOUT, ">&".fileno($self->{fh}); |
373 | open STDOUT, ">&".fileno($self->{fh}); |
371 | if (chdir $::DOCROOT) { |
374 | if (chdir $::DOCROOT) { |
372 | $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike |
375 | $ENV{SERVER_SOFTWARE} = "thttpd-myhttpd"; # we are thttpd-alike |
373 | $ENV{HTTP_HOST} = $self->server_host; |
376 | $ENV{HTTP_HOST} = $self->{server_name}; |
374 | $ENV{HTTP_PORT} = $self->{server_host}; |
377 | $ENV{HTTP_PORT} = $self->{server_port}; |
375 | $ENV{SCRIPT_NAME} = $self->{name}; |
378 | $ENV{SCRIPT_NAME} = $self->{name}; |
376 | exec $path; |
379 | exec $path; |
377 | } |
380 | } |
378 | Coro::State::_exit(0); |
381 | Coro::State::_exit(0); |
379 | } else { |
382 | } else { |
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383 | die; |
380 | } |
384 | } |
|
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385 | } |
|
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386 | |
|
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387 | sub server_hostport { |
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388 | $_[0]{server_port} == 80 |
|
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389 | ? $_[0]{server_name} |
|
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390 | : "$_[0]{server_name}:$_[0]{server_port}"; |
381 | } |
391 | } |
382 | |
392 | |
383 | sub respond { |
393 | sub respond { |
384 | my $self = shift; |
394 | my $self = shift; |
385 | my $path = $self->{path}; |
395 | my $path = $self->{path}; |
… | |
… | |
395 | |
405 | |
396 | if (-d _ && -r _) { |
406 | if (-d _ && -r _) { |
397 | # directory |
407 | # directory |
398 | if ($path !~ /\/$/) { |
408 | if ($path !~ /\/$/) { |
399 | # create a redirect to get the trailing "/" |
409 | # create a redirect to get the trailing "/" |
400 | my $host = $self->server_hostport; |
410 | # we don't try to avoid the :80 |
401 | $self->err(301, "moved permanently", { Location => "http://$host$self->{uri}/" }); |
411 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
402 | } else { |
412 | } else { |
403 | $ims < $self->{stat}[9] |
413 | $ims < $self->{stat}[9] |
404 | or $self->err(304, "not modified"); |
414 | or $self->err(304, "not modified"); |
405 | |
415 | |
406 | if (-r "$path/index.html") { |
416 | if (-r "$path/index.html") { |
… | |
… | |
430 | $idx); |
440 | $idx); |
431 | } |
441 | } |
432 | |
442 | |
433 | sub handle_file { |
443 | sub handle_file { |
434 | my $self = shift; |
444 | my $self = shift; |
435 | my $length = -s _; |
445 | my $length = $self->{stat}[7]; |
|
|
446 | my $queue = $::transfers[$length >= $::TRANSFER_SMALL]; |
436 | my $hdr = { |
447 | my $hdr = { |
437 | "Last-Modified" => time2str ((stat _)[9]), |
448 | "Last-Modified" => time2str ((stat _)[9]), |
438 | }; |
449 | }; |
439 | |
450 | |
440 | my @code = (200, "ok"); |
451 | my @code = (200, "ok"); |
… | |
… | |
452 | } |
463 | } |
453 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
464 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
454 | } |
465 | } |
455 | $hdr->{"Content-Range"} = "bytes */$length"; |
466 | $hdr->{"Content-Range"} = "bytes */$length"; |
456 | $hdr->{"Content-Length"} = $length; |
467 | $hdr->{"Content-Length"} = $length; |
457 | $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); |
|
|
458 | $self->err(416, "not satisfiable", $hdr, ""); |
468 | $self->err(416, "not satisfiable", $hdr, ""); |
459 | |
469 | |
460 | satisfiable: |
470 | satisfiable: |
461 | # check for segmented downloads |
471 | # check for segmented downloads |
462 | if ($l && $::NO_SEGMENTED) { |
472 | if ($l && $::NO_SEGMENTED) { |
|
|
473 | my $delay = $::PER_TIMEOUT + 15; |
463 | if (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { |
474 | while (%{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
464 | $self->err(400, "segmented downloads are not allowed"); |
475 | if ($delay <= 0) { |
|
|
476 | $self->err_segmented_download; |
|
|
477 | } else { |
|
|
478 | Coro::Event::do_timer(after => 4); $delay -= 4; |
|
|
479 | } |
465 | } |
480 | } |
466 | } |
481 | } |
467 | |
482 | |
468 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
483 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
469 | @code = (206, "partial content"); |
484 | @code = (206, "partial content"); |
… | |
… | |
479 | $hdr->{"Content-Length"} = $length; |
494 | $hdr->{"Content-Length"} = $length; |
480 | |
495 | |
481 | $self->response(@code, $hdr, ""); |
496 | $self->response(@code, $hdr, ""); |
482 | |
497 | |
483 | if ($self->{method} eq "GET") { |
498 | if ($self->{method} eq "GET") { |
|
|
499 | $self->{time} = $::NOW; |
|
|
500 | |
|
|
501 | my $fudge = $queue->[0]->waiters; |
|
|
502 | $fudge = $fudge ? ($fudge+1)/$fudge : 1; |
|
|
503 | |
|
|
504 | $queue->[1] *= $fudge; |
|
|
505 | my $transfer = $queue->[0]->guard; |
|
|
506 | |
|
|
507 | if ($fudge != 1) { |
|
|
508 | $queue->[1] /= $fudge; |
|
|
509 | $queue->[1] = $queue->[1] * $::wait_factor |
|
|
510 | + ($::NOW - $self->{time}) * (1 - $::wait_factor); |
|
|
511 | } |
|
|
512 | $self->{time} = $::NOW; |
|
|
513 | |
|
|
514 | $self->{fh}->writable or return; |
|
|
515 | |
484 | my ($fh, $buf, $r); |
516 | my ($fh, $buf, $r); |
485 | my $current = $Coro::current; |
517 | my $current = $Coro::current; |
486 | open $fh, "<", $self->{path} |
518 | open $fh, "<", $self->{path} |
487 | or die "$self->{path}: late open failure ($!)"; |
519 | or die "$self->{path}: late open failure ($!)"; |
488 | |
520 | |
… | |
… | |
500 | or last; |
532 | or last; |
501 | } else { |
533 | } else { |
502 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
534 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
503 | $buf, 0, sub { |
535 | $buf, 0, sub { |
504 | $r = $_[0]; |
536 | $r = $_[0]; |
505 | $current->ready; |
537 | Coro::ready($current); |
506 | }); |
538 | }); |
507 | &Coro::schedule; |
539 | &Coro::schedule; |
508 | last unless $r; |
540 | last unless $r; |
509 | } |
541 | } |
510 | my $w = $self->{fh}->syswrite($buf) |
542 | my $w = syswrite $self->{fh}, $buf |
511 | or last; |
543 | or last; |
512 | $::written += $w; |
544 | $::written += $w; |
513 | $self->{written} += $w; |
545 | $self->{written} += $w; |
514 | $l += $r; |
546 | $l += $r; |
515 | } |
547 | } |
516 | } |
|
|
517 | |
548 | |
518 | close $fh; |
549 | close $fh; |
|
|
550 | } |
519 | } |
551 | } |
520 | |
552 | |
521 | 1; |
553 | 1; |