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 | 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 | |
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11 | our @wait_time = (); # used to calculcate avg. waiting time |
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12 | our $wait_time_length = 25; |
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13 | |
12 | |
14 | # at least on my machine, this thingy serves files |
13 | # at least on my machine, this thingy serves files |
15 | # quite a bit faster than apache, ;) |
14 | # quite a bit faster than apache, ;) |
16 | # and quite a bit slower than thttpd :( |
15 | # and quite a bit slower than thttpd :( |
17 | |
16 | |
18 | $SIG{PIPE} = 'IGNORE'; |
17 | $SIG{PIPE} = 'IGNORE'; |
19 | |
18 | |
20 | our $accesslog; |
19 | our $accesslog; |
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20 | our $errorlog; |
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21 | |
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22 | our $NOW; |
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23 | our $HTTP_NOW; |
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24 | |
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25 | Event->timer(interval => 1, hard => 1, cb => sub { |
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26 | $NOW = time; |
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27 | $HTTP_NOW = time2str $NOW; |
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28 | })->now; |
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29 | |
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30 | if ($ERROR_LOG) { |
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31 | use IO::Handle; |
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32 | open $errorlog, ">>$ERROR_LOG" |
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33 | or die "$ERROR_LOG: $!"; |
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34 | $errorlog->autoflush(1); |
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35 | } |
21 | |
36 | |
22 | if ($ACCESS_LOG) { |
37 | if ($ACCESS_LOG) { |
23 | use IO::Handle; |
38 | use IO::Handle; |
24 | open $accesslog, ">>$ACCESS_LOG" |
39 | open $accesslog, ">>$ACCESS_LOG" |
25 | or die "$ACCESS_LOG: $!"; |
40 | or die "$ACCESS_LOG: $!"; |
… | |
… | |
27 | } |
42 | } |
28 | |
43 | |
29 | sub slog { |
44 | sub slog { |
30 | my $level = shift; |
45 | my $level = shift; |
31 | my $format = shift; |
46 | my $format = shift; |
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47 | my $NOW = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $::NOW); |
32 | printf "---: $format\n", @_; |
48 | printf "$NOW: $format\n", @_; |
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49 | printf $errorlog "$NOW: $format\n", @_ if $errorlog; |
33 | } |
50 | } |
34 | |
51 | |
35 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
52 | our $connections = new Coro::Semaphore $MAX_CONNECTS || 250; |
36 | our $transfers = new Coro::Semaphore $MAX_TRANSFER || 50; |
53 | our $httpevent = new Coro::Signal; |
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54 | |
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55 | our $queue_file = new transferqueue $MAX_TRANSFERS; |
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56 | our $queue_index = new transferqueue 10; |
37 | |
57 | |
38 | my @newcons; |
58 | my @newcons; |
39 | my @pool; |
59 | my @pool; |
40 | |
60 | |
41 | # one "execution thread" |
61 | # one "execution thread" |
42 | sub handler { |
62 | sub handler { |
43 | while () { |
63 | while () { |
44 | my $new = pop @newcons; |
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45 | if ($new) { |
64 | if (@newcons) { |
46 | eval { |
65 | eval { |
47 | conn->new(@$new)->handle; |
66 | conn->new(@{pop @newcons})->handle; |
48 | }; |
67 | }; |
49 | slog 1, "$@" if $@ && !ref $@; |
68 | slog 1, "$@" if $@ && !ref $@; |
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69 | |
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70 | $httpevent->broadcast; # only for testing, but doesn't matter much |
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71 | |
50 | $connections->up; |
72 | $connections->up; |
51 | } else { |
73 | } else { |
52 | last if @pool >= $MAX_POOL; |
74 | last if @pool >= $MAX_POOL; |
53 | push @pool, $Coro::current; |
75 | push @pool, $Coro::current; |
54 | schedule; |
76 | schedule; |
55 | } |
77 | } |
56 | } |
78 | } |
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79 | } |
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80 | |
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81 | sub listen_on { |
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82 | my $listen = $_[0]; |
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83 | |
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84 | push @listen_sockets, $listen; |
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85 | |
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86 | # the "main thread" |
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87 | async { |
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88 | slog 1, "accepting connections"; |
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89 | while () { |
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90 | $connections->down; |
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91 | push @newcons, [$listen->accept]; |
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92 | #slog 3, "accepted @$connections ".scalar(@pool); |
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93 | if (@pool) { |
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94 | (pop @pool)->ready; |
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95 | } else { |
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96 | async \&handler; |
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97 | } |
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98 | |
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99 | } |
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100 | }; |
57 | } |
101 | } |
58 | |
102 | |
59 | my $http_port = new Coro::Socket |
103 | my $http_port = new Coro::Socket |
60 | LocalAddr => $SERVER_HOST, |
104 | LocalAddr => $SERVER_HOST, |
61 | LocalPort => $SERVER_PORT, |
105 | LocalPort => $SERVER_PORT, |
62 | ReuseAddr => 1, |
106 | ReuseAddr => 1, |
63 | Listen => 50, |
107 | Listen => 50, |
64 | or die "unable to start server"; |
108 | or die "unable to start server"; |
65 | |
109 | |
66 | push @listen_sockets, $http_port; |
110 | listen_on $http_port; |
67 | |
111 | |
68 | our $NOW; |
112 | if ($SERVER_PORT2) { |
69 | our $HTTP_NOW; |
113 | my $http_port = new Coro::Socket |
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114 | LocalAddr => $SERVER_HOST, |
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115 | LocalPort => $SERVER_PORT2, |
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116 | ReuseAddr => 1, |
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117 | Listen => 50, |
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118 | or die "unable to start server"; |
70 | |
119 | |
71 | Event->timer(interval => 1, hard => 1, cb => sub { |
120 | listen_on $http_port; |
72 | $NOW = time; |
121 | } |
73 | $HTTP_NOW = time2str $NOW; |
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74 | }); |
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75 | |
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76 | # the "main thread" |
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77 | async { |
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78 | slog 1, "accepting connections"; |
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79 | while () { |
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80 | $connections->down; |
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81 | push @newcons, [$http_port->accept]; |
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82 | #slog 3, "accepted @$connections ".scalar(@pool); |
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83 | if (@pool) { |
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84 | (pop @pool)->ready; |
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85 | } else { |
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86 | async \&handler; |
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87 | } |
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88 | |
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89 | } |
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90 | }; |
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91 | |
122 | |
92 | package conn; |
123 | package conn; |
93 | |
124 | |
94 | use Socket; |
125 | use Socket; |
95 | use HTTP::Date; |
126 | use HTTP::Date; |
96 | use Convert::Scalar 'weaken'; |
127 | use Convert::Scalar 'weaken'; |
97 | use Linux::AIO; |
128 | use Linux::AIO; |
98 | |
129 | |
99 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
130 | Linux::AIO::min_parallel $::AIO_PARALLEL; |
100 | |
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101 | my $aio_requests = new Coro::Semaphore $::AIO_PARALLEL * 4; |
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102 | |
131 | |
103 | Event->io(fd => Linux::AIO::poll_fileno, |
132 | Event->io(fd => Linux::AIO::poll_fileno, |
104 | poll => 'r', async => 1, |
133 | poll => 'r', async => 1, |
105 | cb => \&Linux::AIO::poll_cb); |
134 | cb => \&Linux::AIO::poll_cb); |
106 | |
135 | |
… | |
… | |
124 | |
153 | |
125 | read_mimetypes; |
154 | read_mimetypes; |
126 | |
155 | |
127 | sub new { |
156 | sub new { |
128 | my $class = shift; |
157 | my $class = shift; |
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158 | my $fh = shift; |
129 | my $peername = shift; |
159 | my $peername = shift; |
130 | my $fh = shift; |
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131 | my $self = bless { fh => $fh }, $class; |
160 | my $self = bless { fh => $fh }, $class; |
132 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
161 | my (undef, $iaddr) = unpack_sockaddr_in $peername |
133 | or $self->err(500, "unable to decode peername"); |
162 | or $self->err(500, "unable to decode peername"); |
134 | |
163 | |
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164 | $self->{remote_addr} = |
135 | $self->{remote_addr} = inet_ntoa $iaddr; |
165 | $self->{remote_id} = inet_ntoa $iaddr; |
136 | $self->{time} = $::NOW; |
166 | $self->{time} = $::NOW; |
137 | |
167 | |
138 | # enter ourselves into various lists |
168 | weaken ($Coro::current->{conn} = $self); |
139 | weaken ($conn{$self->{remote_addr}}{$self*1} = $self); |
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140 | |
169 | |
141 | $::conns++; |
170 | $::conns++; |
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171 | $::maxconns = $::conns if $::conns > $::maxconns; |
142 | |
172 | |
143 | $self; |
173 | $self; |
144 | } |
174 | } |
145 | |
175 | |
146 | sub DESTROY { |
176 | sub DESTROY { |
147 | my $self = shift; |
177 | #my $self = shift; |
148 | |
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149 | $::conns--; |
178 | $::conns--; |
150 | |
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151 | $self->eoconn; |
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152 | delete $conn{$self->{remote_addr}}{$self*1}; |
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153 | } |
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154 | |
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155 | # end of connection |
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156 | sub eoconn { |
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157 | my $self = shift; |
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158 | delete $uri{$self->{remote_addr}}{$self->{uri}}{$self*1}; |
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159 | } |
179 | } |
160 | |
180 | |
161 | sub slog { |
181 | sub slog { |
162 | my $self = shift; |
182 | my $self = shift; |
163 | main::slog($_[0], ($self->{remote_id} || $self->{remote_addr}) ."> $_[1]"); |
183 | main::slog($_[0], "$self->{remote_id}> $_[1]"); |
164 | } |
184 | } |
165 | |
185 | |
166 | sub response { |
186 | sub response { |
167 | my ($self, $code, $msg, $hdr, $content) = @_; |
187 | my ($self, $code, $msg, $hdr, $content) = @_; |
168 | my $res = "HTTP/1.1 $code $msg\015\012"; |
188 | my $res = "HTTP/1.1 $code $msg\015\012"; |
169 | |
189 | |
170 | $self->{h}{connection} ||= $hdr->{Connection}; |
190 | if (exists $hdr->{Connection}) { |
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191 | if ($hdr->{Connection} =~ /close/) { |
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192 | $self->{h}{connection} = "close" |
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193 | } |
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194 | } else { |
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195 | if ($self->{version} < 1.1) { |
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196 | if ($self->{h}{connection} =~ /keep-alive/i) { |
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197 | $hdr->{Connection} = "Keep-Alive"; |
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198 | } else { |
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199 | $self->{h}{connection} = "close" |
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200 | } |
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201 | } |
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202 | } |
171 | |
203 | |
172 | $res .= "Date: $HTTP_NOW\015\012"; |
204 | $res .= "Date: $HTTP_NOW\015\012"; |
173 | |
205 | |
174 | while (my ($h, $v) = each %$hdr) { |
206 | while (my ($h, $v) = each %$hdr) { |
175 | $res .= "$h: $v\015\012" |
207 | $res .= "$h: $v\015\012" |
176 | } |
208 | } |
177 | $res .= "\015\012"; |
209 | $res .= "\015\012"; |
178 | |
210 | |
179 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
211 | $res .= $content if defined $content and $self->{method} ne "HEAD"; |
180 | |
212 | |
181 | my $log = "$self->{remote_addr} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}." \"$self->{h}{referer}\"\n"; |
213 | my $log = (POSIX::strftime "%Y-%m-%d %H:%M:%S", gmtime $NOW). |
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214 | " $self->{remote_id} \"$self->{uri}\" $code ".$hdr->{"Content-Length"}. |
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215 | " \"$self->{h}{referer}\"\n"; |
182 | |
216 | |
183 | print $accesslog $log if $accesslog; |
217 | print $accesslog $log if $accesslog; |
184 | print STDERR $log; |
218 | print STDERR $log; |
185 | |
219 | |
186 | $self->{written} += |
220 | $self->{written} += |
… | |
… | |
190 | sub err { |
224 | sub err { |
191 | my $self = shift; |
225 | my $self = shift; |
192 | my ($code, $msg, $hdr, $content) = @_; |
226 | my ($code, $msg, $hdr, $content) = @_; |
193 | |
227 | |
194 | unless (defined $content) { |
228 | unless (defined $content) { |
195 | $content = "$code $msg"; |
229 | $content = "$code $msg\n"; |
196 | $hdr->{"Content-Type"} = "text/plain"; |
230 | $hdr->{"Content-Type"} = "text/plain"; |
197 | $hdr->{"Content-Length"} = length $content; |
231 | $hdr->{"Content-Length"} = length $content; |
198 | } |
232 | } |
199 | $hdr->{"Connection"} = "close"; |
233 | $hdr->{"Connection"} = "close"; |
200 | |
234 | |
… | |
… | |
225 | } |
259 | } |
226 | |
260 | |
227 | $self->{h} = {}; |
261 | $self->{h} = {}; |
228 | |
262 | |
229 | $fh->timeout($::RES_TIMEOUT); |
263 | $fh->timeout($::RES_TIMEOUT); |
230 | my $ip = $self->{remote_addr}; |
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231 | |
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232 | if ($blocked{$ip}) { |
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233 | $self->err_blocked($blocked{$ip}) |
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234 | if $blocked{$ip} > $::NOW; |
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235 | |
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236 | delete $blocked{$ip}; |
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237 | } |
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238 | |
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239 | if (%{$conn{$ip}} > $::MAX_CONN_IP) { |
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240 | my $delay = 120; |
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241 | while (%{$conn{$ip}} > $::MAX_CONN_IP) { |
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242 | if ($delay <= 0) { |
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243 | $self->slog(2, "blocked ip $ip"); |
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244 | $self->err_blocked; |
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245 | } else { |
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246 | Coro::Event::do_timer(after => 3); |
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247 | $delay -= 3; |
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248 | } |
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249 | } |
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250 | } |
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251 | |
264 | |
252 | $req =~ /^(?:\015\012)? |
265 | $req =~ /^(?:\015\012)? |
253 | (GET|HEAD) \040+ |
266 | (GET|HEAD) \040+ |
254 | ([^\040]+) \040+ |
267 | ([^\040]+) \040+ |
255 | HTTP\/([0-9]+\.[0-9]+) |
268 | HTTP\/([0-9]+\.[0-9]+) |
… | |
… | |
280 | |
293 | |
281 | $self->{h}{$h} = substr $v, 1 |
294 | $self->{h}{$h} = substr $v, 1 |
282 | while ($h, $v) = each %hdr; |
295 | while ($h, $v) = each %hdr; |
283 | } |
296 | } |
284 | |
297 | |
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298 | # remote id should be unique per user |
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299 | my $id = $self->{remote_addr}; |
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300 | |
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301 | if (exists $self->{h}{"client-ip"}) { |
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302 | $id .= "[".$self->{h}{"client-ip"}."]"; |
|
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303 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
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304 | $id .= "[".$self->{h}{"x-forwarded-for"}."]"; |
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305 | } |
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306 | |
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307 | $self->{remote_id} = $id; |
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308 | |
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309 | weaken (local $conn{$id}{$self*1} = $self); |
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310 | |
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311 | if ($blocked{$id}) { |
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312 | $self->err_blocked |
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313 | if $blocked{$id}[0] > $::NOW; |
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314 | |
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315 | delete $blocked{$id}; |
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316 | } |
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317 | |
285 | # find out server name and port |
318 | # find out server name and port |
286 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
319 | if ($self->{uri} =~ s/^http:\/\/([^\/?#]*)//i) { |
287 | $host = $1; |
320 | $host = $1; |
288 | } else { |
321 | } else { |
289 | $host = $self->{h}{host}; |
322 | $host = $self->{h}{host}; |
… | |
… | |
291 | |
324 | |
292 | if (defined $host) { |
325 | if (defined $host) { |
293 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
326 | $self->{server_port} = $host =~ s/:([0-9]+)$// ? $1 : 80; |
294 | } else { |
327 | } else { |
295 | ($self->{server_port}, $host) |
328 | ($self->{server_port}, $host) |
296 | = unpack_sockaddr_in $self->{fh}->getsockname |
329 | = unpack_sockaddr_in $self->{fh}->sockname |
297 | or $self->err(500, "unable to get socket name"); |
330 | or $self->err(500, "unable to get socket name"); |
298 | $host = inet_ntoa $host; |
331 | $host = inet_ntoa $host; |
299 | } |
332 | } |
300 | |
333 | |
301 | $self->{server_name} = $host; |
334 | $self->{server_name} = $host; |
302 | |
335 | |
303 | # remote id should be unique per user |
|
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304 | $self->{remote_id} = $self->{remote_addr}; |
|
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305 | |
|
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306 | if (exists $self->{h}{"client-ip"}) { |
|
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307 | $self->{remote_id} .= "[".$self->{h}{"client-ip"}."]"; |
|
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308 | } elsif (exists $self->{h}{"x-forwarded-for"}) { |
|
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309 | $self->{remote_id} .= "[".$self->{h}{"x-forwarded-for"}."]"; |
|
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310 | } |
|
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311 | |
|
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312 | weaken ($uri{$self->{remote_addr}}{$self->{uri}}{$self*1} = $self); |
336 | weaken (local $uri{$id}{$self->{uri}}{$self*1} = $self); |
313 | |
337 | |
314 | eval { |
338 | eval { |
315 | $self->map_uri; |
339 | $self->map_uri; |
316 | $self->respond; |
340 | $self->respond; |
317 | }; |
341 | }; |
318 | |
342 | |
319 | $self->eoconn; |
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320 | |
|
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321 | die if $@ && !ref $@; |
343 | die if $@ && !ref $@; |
322 | |
344 | |
323 | last if $self->{h}{connection} =~ /close/ || $self->{version} < 1.1; |
345 | last if $self->{h}{connection} =~ /close/i; |
|
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346 | |
|
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347 | $httpevent->broadcast; |
324 | |
348 | |
325 | $fh->timeout($::PER_TIMEOUT); |
349 | $fh->timeout($::PER_TIMEOUT); |
326 | } |
350 | } |
|
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351 | } |
|
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352 | |
|
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353 | sub block { |
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354 | my $self = shift; |
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355 | |
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356 | $blocked{$self->{remote_id}} = [$::NOW + $_[0], $_[1]]; |
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357 | $self->slog(2, "blocked ip $self->{remote_id}"); |
|
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358 | $self->err_blocked; |
327 | } |
359 | } |
328 | |
360 | |
329 | # uri => path mapping |
361 | # uri => path mapping |
330 | sub map_uri { |
362 | sub map_uri { |
331 | my $self = shift; |
363 | my $self = shift; |
… | |
… | |
378 | |
410 | |
379 | sub respond { |
411 | sub respond { |
380 | my $self = shift; |
412 | my $self = shift; |
381 | my $path = $self->{path}; |
413 | my $path = $self->{path}; |
382 | |
414 | |
383 | stat $path |
415 | if ($self->{name} =~ s%^/internal/([^/]+)%%) { |
384 | or $self->err(404, "not found"); |
416 | if ($::internal{$1}) { |
385 | |
417 | $::internal{$1}->($self); |
386 | $self->{stat} = [stat _]; |
|
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387 | |
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388 | # idiotic netscape sends idiotic headers AGAIN |
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389 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
|
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390 | ? str2time $1 : 0; |
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391 | |
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392 | if (-d _ && -r _) { |
|
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393 | # directory |
|
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394 | if ($path !~ /\/$/) { |
|
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395 | # create a redirect to get the trailing "/" |
|
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396 | # we don't try to avoid the :80 |
|
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397 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
|
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398 | } else { |
418 | } else { |
399 | $ims < $self->{stat}[9] |
419 | $self->err(404, "not found"); |
|
|
420 | } |
|
|
421 | } else { |
|
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422 | |
|
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423 | stat $path |
400 | or $self->err(304, "not modified"); |
424 | or $self->err(404, "not found"); |
401 | |
425 | |
402 | if (-r "$path/index.html") { |
426 | $self->{stat} = [stat _]; |
403 | $self->{path} .= "/index.html"; |
427 | |
404 | $self->handle_file; |
428 | # idiotic netscape sends idiotic headers AGAIN |
|
|
429 | my $ims = $self->{h}{"if-modified-since"} =~ /^([^;]+)/ |
|
|
430 | ? str2time $1 : 0; |
|
|
431 | |
|
|
432 | if (-d _ && -r _) { |
|
|
433 | # directory |
|
|
434 | if ($path !~ /\/$/) { |
|
|
435 | # create a redirect to get the trailing "/" |
|
|
436 | # we don't try to avoid the :80 |
|
|
437 | $self->err(301, "moved permanently", { Location => "http://".$self->server_hostport."$self->{uri}/" }); |
405 | } else { |
438 | } else { |
|
|
439 | $ims < $self->{stat}[9] |
|
|
440 | or $self->err(304, "not modified"); |
|
|
441 | |
|
|
442 | if (-r "$path/index.html") { |
|
|
443 | # replace directory "size" by index.html filesize |
|
|
444 | $self->{stat} = [stat ($self->{path} .= "/index.html")]; |
|
|
445 | $self->handle_file($queue_index); |
|
|
446 | } else { |
406 | $self->handle_dir; |
447 | $self->handle_dir; |
407 | } |
448 | } |
408 | } |
449 | } |
409 | } elsif (-f _ && -r _) { |
450 | } elsif (-f _ && -r _) { |
410 | -x _ and $self->err(403, "forbidden"); |
451 | -x _ and $self->err(403, "forbidden"); |
|
|
452 | |
|
|
453 | if (%{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
454 | my $timeout = $::NOW + 10; |
|
|
455 | while (%{$conn{$self->{remote_id}}} > $::MAX_TRANSFERS_IP) { |
|
|
456 | if ($timeout < $::NOW) { |
|
|
457 | $self->block($::BLOCKTIME, "too many connections"); |
|
|
458 | } else { |
|
|
459 | $httpevent->wait; |
|
|
460 | } |
|
|
461 | } |
|
|
462 | } |
|
|
463 | |
411 | $self->handle_file; |
464 | $self->handle_file($queue_file); |
412 | } else { |
465 | } else { |
413 | $self->err(404, "not found"); |
466 | $self->err(404, "not found"); |
|
|
467 | } |
414 | } |
468 | } |
415 | } |
469 | } |
416 | |
470 | |
417 | sub handle_dir { |
471 | sub handle_dir { |
418 | my $self = shift; |
472 | my $self = shift; |
… | |
… | |
420 | |
474 | |
421 | $self->response(200, "ok", |
475 | $self->response(200, "ok", |
422 | { |
476 | { |
423 | "Content-Type" => "text/html", |
477 | "Content-Type" => "text/html", |
424 | "Content-Length" => length $idx, |
478 | "Content-Length" => length $idx, |
|
|
479 | "Last-Modified" => time2str ($self->{stat}[9]), |
425 | }, |
480 | }, |
426 | $idx); |
481 | $idx); |
427 | } |
482 | } |
428 | |
483 | |
429 | sub handle_file { |
484 | sub handle_file { |
430 | my $self = shift; |
485 | my ($self, $queue) = @_; |
431 | my $length = -s _; |
486 | my $length = $self->{stat}[7]; |
432 | my $hdr = { |
487 | my $hdr = { |
433 | "Last-Modified" => time2str ((stat _)[9]), |
488 | "Last-Modified" => time2str ((stat _)[9]), |
434 | }; |
489 | }; |
435 | |
490 | |
436 | my @code = (200, "ok"); |
491 | my @code = (200, "ok"); |
… | |
… | |
448 | } |
503 | } |
449 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
504 | goto satisfiable if $l >= 0 && $l < $length && $h >= 0 && $h >= $l; |
450 | } |
505 | } |
451 | $hdr->{"Content-Range"} = "bytes */$length"; |
506 | $hdr->{"Content-Range"} = "bytes */$length"; |
452 | $hdr->{"Content-Length"} = $length; |
507 | $hdr->{"Content-Length"} = $length; |
453 | $self->slog(9, "not satisfiable($self->{h}{range}|".$self->{h}{"user-agent"}.")"); |
|
|
454 | $self->err(416, "not satisfiable", $hdr, ""); |
508 | $self->err(416, "not satisfiable", $hdr, ""); |
455 | |
509 | |
456 | satisfiable: |
510 | satisfiable: |
457 | # check for segmented downloads |
511 | # check for segmented downloads |
458 | if ($l && $::NO_SEGMENTED) { |
512 | if ($l && $::NO_SEGMENTED) { |
459 | my $delay = 180; |
513 | my $timeout = $::NOW + 15; |
460 | while (%{$uri{$self->{remote_addr}}{$self->{uri}}} > 1) { |
514 | while (%{$uri{$self->{remote_id}}{$self->{uri}}} > 1) { |
461 | if ($delay <= 0) { |
515 | if ($timeout <= $::NOW) { |
|
|
516 | $self->block($::BLOCKTIME, "segmented downloads are forbidden"); |
462 | $self->err_segmented_download; |
517 | #$self->err_segmented_download; |
463 | } else { |
518 | } else { |
464 | Coro::Event::do_timer(after => 3); $delay -= 3; |
519 | $httpevent->wait; |
465 | } |
520 | } |
466 | } |
521 | } |
467 | } |
522 | } |
468 | |
523 | |
469 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
524 | $hdr->{"Content-Range"} = "bytes $l-$h/$length"; |
… | |
… | |
482 | $self->response(@code, $hdr, ""); |
537 | $self->response(@code, $hdr, ""); |
483 | |
538 | |
484 | if ($self->{method} eq "GET") { |
539 | if ($self->{method} eq "GET") { |
485 | $self->{time} = $::NOW; |
540 | $self->{time} = $::NOW; |
486 | |
541 | |
487 | my $transfer = $::transfers->guard; |
542 | my $current = $Coro::current; |
488 | $self->{fh}->writable or return; |
|
|
489 | |
|
|
490 | push @::wait_time, $::NOW - $self->{time}; |
|
|
491 | shift @::wait_time if @wait_time > $wait_time_length; |
|
|
492 | $self->{time} = $::NOW; |
|
|
493 | |
543 | |
494 | my ($fh, $buf, $r); |
544 | my ($fh, $buf, $r); |
495 | my $current = $Coro::current; |
545 | |
496 | open $fh, "<", $self->{path} |
546 | open $fh, "<", $self->{path} |
497 | or die "$self->{path}: late open failure ($!)"; |
547 | or die "$self->{path}: late open failure ($!)"; |
498 | |
548 | |
499 | $h -= $l - 1; |
549 | $h -= $l - 1; |
500 | |
550 | |
501 | if (0) { |
551 | if (0) { # !AIO |
502 | if ($l) { |
552 | if ($l) { |
503 | sysseek $fh, $l, 0; |
553 | sysseek $fh, $l, 0; |
504 | } |
554 | } |
505 | } |
555 | } |
|
|
556 | |
|
|
557 | my $transfer = $queue->start_transfer($h); |
|
|
558 | my $locked; |
|
|
559 | my $bufsize = $::WAIT_BUFSIZE; # initial buffer size |
506 | |
560 | |
507 | while ($h > 0) { |
561 | while ($h > 0) { |
|
|
562 | unless ($locked) { |
|
|
563 | if ($locked ||= $transfer->try($::WAIT_INTERVAL)) { |
|
|
564 | $bufsize = $::BUFSIZE; |
|
|
565 | $self->{time} = $::NOW; |
|
|
566 | } |
|
|
567 | } |
|
|
568 | |
|
|
569 | if ($blocked{$self->{remote_id}}) { |
|
|
570 | $self->{h}{connection} = "close"; |
|
|
571 | die bless {}, err:: |
|
|
572 | } |
|
|
573 | |
508 | if (0) { |
574 | if (0) { # !AIO |
509 | sysread $fh, $buf, $h > $::BUFSIZE ? $::BUFSIZE : $h |
575 | sysread $fh, $buf, $h > $bufsize ? $bufsize : $h |
510 | or last; |
576 | or last; |
511 | } else { |
577 | } else { |
512 | undef $buf; |
578 | aio_read($fh, $l, ($h > $bufsize ? $bufsize : $h), |
513 | $aio_requests->down; |
|
|
514 | aio_read($fh, $l, ($h > $::BUFSIZE ? $::BUFSIZE : $h), |
|
|
515 | $buf, 0, sub { |
579 | $buf, 0, sub { |
516 | $r = $_[0]; |
580 | $r = $_[0]; |
517 | $current->ready; |
581 | Coro::ready($current); |
518 | }); |
582 | }); |
519 | &Coro::schedule; |
583 | &Coro::schedule; |
520 | $aio_requests->up; |
|
|
521 | last unless $r; |
584 | last unless $r; |
522 | } |
585 | } |
523 | my $w = $self->{fh}->syswrite($buf) |
586 | my $w = syswrite $self->{fh}, $buf |
524 | or last; |
587 | or last; |
525 | $::written += $w; |
588 | $::written += $w; |
526 | $self->{written} += $w; |
589 | $self->{written} += $w; |
527 | $l += $r; |
590 | $l += $r; |
528 | } |
591 | } |