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package tftpd; |
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|
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use warnings; |
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use strict; |
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|
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use Net::TFTPd 0.03 qw(%OPCODES); |
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use Data::Dump qw/dump/; |
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|
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our $dir = '/home/dpavlin/llin/pxelator/tftp'; |
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|
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sub path { |
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my $glob = shift; |
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my $path = glob("$dir/$glob"); |
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die "can't find anything for $dir/$glob" unless $path; |
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warn $path; |
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$path =~ s{^$dir}{}; |
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return $path; |
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} |
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|
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sub transfer_status { |
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my $req = shift; |
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if( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'RRQ'} ) { |
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printf "RRQ %u\/%u\r", $req->{'_REQUEST_'}{'LASTACK'}, $req->{'_REQUEST_'}{'LASTBLK'}; |
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} elsif ( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'WRQ'} ) { |
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die "WRQ disabled"; |
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printf "WRQ: %u\/%u\n", $req->{'_REQUEST_'}{'LASTBLK'}, $req->{'_REQUEST_'}{'LASTACK'}; |
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} else { |
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warn "IGNORED: ", dump( $req ); |
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} |
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} |
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|
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sub tftp_request { |
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my $request = shift; |
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|
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if ( $request->{RootDir} ne $dir ) { |
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$request->{RootDir} = $dir; |
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warn "new root: $dir"; |
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} |
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|
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# received request |
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printf "Received a %s for file '%s'\n", $OPCODES{$request->{'_REQUEST_'}{'OPCODE'}}, $request->{'_REQUEST_'}{'FileName'}; |
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|
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# process the request |
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if( $request->processRQ() ) { |
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print "OK, transfer completed successfully\n"; |
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} else { |
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warn Net::TFTPd->error; |
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$request->processRQ(); |
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} |
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|
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} |
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|
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use server; |
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|
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sub start { |
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|
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warn 'start'; |
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|
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my $listener = Net::TFTPd->new( |
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RootDir => $dir, |
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Writable => 0, |
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Timeout => 3600, |
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CallBack => \&transfer_status, |
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# LocalAddr => $server::ip, |
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# BlkSize => 8192, |
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# BlkSize => 512, |
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BlkSize => 1456, # IBM GE seems to be picky |
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Debug => 99, |
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) || die Net::TFTPd->error; |
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|
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warn 'listener: ',dump( $listener ); |
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|
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while(1) { |
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|
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printf "TFTP listen %s:%d timeout: %d dir: $dir\n", |
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$listener->{LocalAddr}, |
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$listener->{LocalPort}, |
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$listener->{Timeout}; |
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|
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# wait for any request (RRQ or WRQ) |
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if(my $request = $listener->waitRQ()) { |
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tftp_request $request; |
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} else { |
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warn Net::TFTPd->error; |
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} |
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|
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} |
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|
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} |
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|
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warn "loaded"; |
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|
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1; |