/[cwmp]/google/trunk/lib/CWMP/Session.pm
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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revision 118 by dpavlin, Fri Oct 26 15:16:10 2007 UTC revision 210 by dpavlin, Sun Nov 18 17:03:09 2007 UTC
# Line 7  use warnings; Line 7  use warnings;
7  use base qw/Class::Accessor/;  use base qw/Class::Accessor/;
8  __PACKAGE__->mk_accessors( qw/  __PACKAGE__->mk_accessors( qw/
9  debug  debug
10  store_path  create_dump
11    session
12    
13  sock  sock
14  state  state
 queue  
15  store  store
16  / );  / );
17    
# Line 21  use Carp qw/confess cluck croak/; Line 21  use Carp qw/confess cluck croak/;
21  use File::Slurp;  use File::Slurp;
22    
23  use CWMP::Request;  use CWMP::Request;
24  use CWMP::Response;  use CWMP::Methods;
25  use CWMP::Store;  use CWMP::Store;
26    
27  =head1 NAME  =head1 NAME
# Line 34  CWMP::Session - implement logic of CWMP Line 34  CWMP::Session - implement logic of CWMP
34    
35    my $server = CWMP::Session->new({    my $server = CWMP::Session->new({
36          sock => $io_socket_object,          sock => $io_socket_object,
37          store_path => 'state.db',          store => { ... },
         queue => [ qw/GetRPCMethods GetParameterNames/ ],  
38          debug => 1,          debug => 1,
39            create_dump => 1,
40    });    });
41    
42  =cut  =cut
# Line 46  sub new { Line 46  sub new {
46          my $self = $class->SUPER::new( @_ );          my $self = $class->SUPER::new( @_ );
47    
48          confess "need sock" unless $self->sock;          confess "need sock" unless $self->sock;
49            confess "need store" unless $self->store;
50            my $peerhost = $self->sock->peerhost || confess "can't get sock->peerhost";
51    
52          $self->debug( 0 ) unless $self->debug;          $self->debug( 0 ) unless $self->debug;
53    
54          warn "created ", __PACKAGE__, "(", dump( @_ ), ") for ", $self->sock->peerhost, "\n" if $self->debug;          warn "created ", __PACKAGE__, "(", dump( @_ ), ") for $peerhost\n" if $self->debug;
55    
56          $self->store( CWMP::Store->new({          my $store_obj = CWMP::Store->new({
57                  debug => $self->debug,                  debug => $self->debug,
58                  path => $self->store_path,                  %{ $self->store },
59          }) );          });
60    
61          croak "can't open ", $self->store_path, ": $!" unless $self->store;          croak "can't open ", dump( $self->store ), ": $!" unless $store_obj;
62    
63            # FIXME looks ugly. Should we have separate accessor for this?
64            $self->store( $store_obj );
65    
66            $self->create_dump( 1 ) if $self->debug > 2;
67    
68          return $self;          return $self;
69  }  }
# Line 95  sub process_request { Line 102  sub process_request {
102    
103          my $r = $sock->get_request || confess "can't get_request";          my $r = $sock->get_request || confess "can't get_request";
104    
105          my $chunk = $r->content;          my $xml = $r->content;
106    
107          my $size = length( $chunk );          my $size = length( $xml );
108    
109          warn "<<<< ", $sock->peerhost, " [" . localtime() . "] ", $r->method, " ", $r->uri, " $size bytes\n";          warn "<<<< ", $sock->peerhost, " [" . localtime() . "] ", $r->method, " ", $r->uri, " $size bytes\n";
110    
111          if ( $self->debug > 2 ) {          $dump_nr++;
112                  my $file = sprintf("dump/%04d.request", $dump_nr++);          my $file = sprintf("dump/%04d-%s.request", $dump_nr, $sock->peerhost);
113    
114            if ( $self->create_dump ) {
115                  write_file( $file, $r->as_string );                  write_file( $file, $r->as_string );
116                  warn "### request dump: $file\n";                  warn "### request dumped to file: $file\n" if $self->debug;
117          }          }
118    
119          my $state;          my $state;
120    
121          if ( $size > 0 ) {          if ( $size > 0 ) {
122    
123                  die "no SOAPAction header in ",dump($chunk) unless defined ( $r->header('SOAPAction') );                  die "no SOAPAction header in ",dump($xml) unless defined ( $r->header('SOAPAction') );
   
124    
125                  if ( $chunk ) {                  warn "## request payload: ",length($xml)," bytes\n$xml\n" if $self->debug;
                         warn "## request chunk: ",length($chunk)," bytes\n$chunk\n" if $self->debug;  
126    
127                          $state = CWMP::Request->parse( $chunk );                  $state = CWMP::Request->parse( $xml );
128    
129                          warn "## acquired state = ", dump( $state ), "\n";                  if ( defined( $state->{_dispatch} ) && $self->create_dump ) {
130                            my $type = sprintf("dump/%04d-%s-%s", $dump_nr, $sock->peerhost, $state->{_dispatch});
131                            symlink $file, $type || warn "can't symlink $file -> $type: $!";
132                    }
133    
134                          $self->state( $state );                  warn "## acquired state = ", dump( $state ), "\n" if $self->debug;
                         $self->store->update_state( ID => $state->{ID}, $state );  
135    
136                  } else {                  if ( ! defined( $state->{DeviceID} ) ) {
137                          warn "## empty request\n";                          warn "## state with DeviceID, using old one...\n";
138                            $state->{DeviceID} = $self->state->{DeviceID};
139                  }                  }
140    
141                    $self->state( $state );
142                    $self->store->update_state( $state );
143    
144          } else {          } else {
145    
146                    warn "## empty request, using last request state\n";
147    
148                  $state = $self->state;                  $state = $self->state;
149                  warn "last request state = ", dump( $state ), "\n" if $self->debug > 1;                  delete( $state->{_dispatch} );
150                    #warn "last request state = ", dump( $state ), "\n" if $self->debug > 1;
151          }          }
152    
   
153          $sock->send(join("\r\n",          $sock->send(join("\r\n",
154                  'HTTP/1.1 200 OK',                  'HTTP/1.1 200 OK',
155                  'Content-Type: text/xml; charset="utf-8"',                  'Content-Type: text/xml; charset="utf-8"',
156                  'Server: AcmeCWMP/42',                  'Server: PerlCWMP/42',
157                  'SOAPServer: AcmeCWMP/42'                  'SOAPServer: PerlCWMP/42'
158          )."\r\n");          )."\r\n");
159    
160          $sock->send( "Set-Cookie: ID=" . $state->{ID} . "; path=/\r\n" ) if ( $state->{ID} );          $sock->send( "Set-Cookie: ID=" . $state->{ID} . "; path=/\r\n" ) if ( $state->{ID} );
161            
162          my $xml = '';          my $uid = $self->store->state_to_uid( $state );
163    
164            my $to_uid = join(" ", "to $uid",
165                            # board
166                            $state->{Parameter}->{'InternetGatewayDevice.DeviceInfo.HardwareVersion'},
167                            # version
168                            $state->{Parameter}->{'InternetGatewayDevice.DeviceInfo.SoftwareVersion'},
169                            # summary
170    #                       $state->{Parameter}->{'InternetGatewayDevice.DeviceSummary'},
171            ) . "\n";
172    
173            my $queue = CWMP::Queue->new({
174                    id => $uid,
175                    debug => $self->debug,
176            });
177            my $job;
178            $xml = '';
179    
180          if ( my $dispatch = $state->{_dispatch} ) {          if ( my $dispatch = $state->{_dispatch} ) {
181                  $xml = $self->dispatch( $dispatch );                  $xml = $self->dispatch( $dispatch );
182          } elsif ( $dispatch = shift @{ $self->queue } ) {          } elsif ( $job = $queue->dequeue ) {
183                  $xml = $self->dispatch( $dispatch );                  $xml = $self->dispatch( $job->dispatch );
184          } elsif ( $size == 0 ) {          } elsif ( $size == 0 ) {
185                  warn ">>> closing connection\n";                  warn ">>> no more queued commands, closing connection $to_uid";
186                  return 0;                  return 0;
187          } else {          } else {
188                  warn ">>> empty response\n";                  warn ">>> empty response $to_uid";
189                  $state->{NoMoreRequests} = 1;                  $state->{NoMoreRequests} = 1;
190                  $xml = $self->dispatch( 'xml', sub {} );                  $xml = $self->dispatch( 'xml', sub {} );
191          }          }
# Line 161  sub process_request { Line 193  sub process_request {
193          $sock->send( "Content-Length: " . length( $xml ) . "\r\n\r\n" );          $sock->send( "Content-Length: " . length( $xml ) . "\r\n\r\n" );
194          $sock->send( $xml ) or die "can't send response";          $sock->send( $xml ) or die "can't send response";
195    
196          warn ">>>> " . $sock->peerhost . " [" . localtime() . "] sent ", length( $xml )," bytes\n";          warn ">>>> " . $sock->peerhost . " [" . localtime() . "] sent ", length( $xml )," bytes $to_uid";
197    
198          warn "### request over\n" if $self->debug;          $job->finish if $job;
199            warn "### request over for $uid\n" if $self->debug;
200    
201          return 1;       # next request          return 1;       # next request
202  };  };
# Line 180  sub dispatch { Line 213  sub dispatch {
213          my $self = shift;          my $self = shift;
214    
215          my $dispatch = shift || die "no dispatch?";          my $dispatch = shift || die "no dispatch?";
216            my $args = shift;
217    
218          my $response = CWMP::Response->new({ debug => $self->debug });          my $response = CWMP::Methods->new({ debug => $self->debug });
219    
220          if ( $response->can( $dispatch ) ) {          if ( $response->can( $dispatch ) ) {
221                  warn ">>> dispatching to $dispatch\n";                  warn ">>> dispatching to $dispatch with args ",dump( $args ),"\n";
222                  my $xml = $response->$dispatch( $self->state, @_ );                  my $xml = $response->$dispatch( $self->state, $args );
223                  warn "## response payload: ",length($xml)," bytes\n$xml\n" if $self->debug;                  warn "## response payload: ",length($xml)," bytes\n$xml\n" if $self->debug;
224                  if ( $self->debug > 2 ) {                  if ( $self->create_dump ) {
225                          my $file = sprintf("dump/%04d.response", $dump_nr++);                          my $file = sprintf("dump/%04d-%s.response", $dump_nr++, $self->sock->peerhost);
226                          write_file( $file, $xml );                          write_file( $file, $xml );
227                          warn "### response dump: $file\n";                          warn "### response dump: $file\n" if $self->debug;
228                  }                  }
229                  return $xml;                  return $xml;
230          } else {          } else {
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