lib/PXElator/tftpd.pm

package tftpd;

use warnings;
use strict;

use Net::TFTPd 0.03 qw(%OPCODES);
use Data::Dump qw/dump/;
use Module::Refresh;

use server;

our $debug = server::debug;

our $dir  = "$server::base_dir/tftp";

sub path {
        my $glob = shift;
        my $path = (glob("$dir/$glob"))[0];
        die "can't find anything for $dir/$glob" unless $path;
        warn 'path ', $path if $debug;
        $path =~ s{^$dir}{};
        return $path;
}

STDERR->autoflush(1);

sub transfer_status {
        my $req = shift;
        if( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'RRQ'} ) {
                printf STDERR "RRQ %s %u\/%u\r", map { $req->{_REQUEST_}->{$_} } ( 'FileName', 'LASTACK', 'LASTBLK' );
        } elsif ( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'WRQ'} ) {
                die "WRQ disabled";
                printf STDERR "WRQ: %u\/%u\n", $req->{'_REQUEST_'}{'LASTBLK'}, $req->{'_REQUEST_'}{'LASTACK'};
        } else {
                warn "IGNORED: ", dump( $req );
        }
}

sub tftp_request {
        my $request = shift;

        warn 'request: ', dump( $request ) if $debug;

        if ( $request->{RootDir} ne $dir ) {
                $request->{RootDir} = $dir;
                warn "new root: $dir";
        }

        my $file = $request->{'_REQUEST_'}{'FileName'};
        # received request
        print $OPCODES{$request->{'_REQUEST_'}{'OPCODE'}}, " $file\n";

        # process the request
        if( $request->processRQ() ) {
                print "\nOK completed $file ", -s "$dir/$file", "\n";
        } else {
                print "ERROR ", Net::TFTPd->error, "\n";
                $request->processRQ();
        }

}

use server;

sub start {

        warn 'start';

        my $listener = Net::TFTPd->new(
                RootDir => $dir,
                Writable => 0,
                Timeout => 3600, 
                CallBack => \&transfer_status,
#               LocalAddr => $server::ip,
                LocalAddr => '0.0.0.0',
#               BlkSize => 8192,
#               BlkSize => 512,
                BlkSize => 1456,        # IBM GE seems to be picky
                Debug => 99,
        ) || die Net::TFTPd->error;

        warn 'listener: ',dump( $listener ) if $debug;

        printf "TFTP listen %s:%d timeout: %d dir: $dir\n",
                $listener->{LocalAddr},
                $listener->{LocalPort},
                $listener->{Timeout};

        while(1) {

                Module::Refresh->refresh;

                # wait for any request (RRQ or WRQ)
                if(my $request = $listener->waitRQ()) {
                        tftp_request $request;
                } else {
                        warn Net::TFTPd->error;
                }

        }

}

warn "loaded";

1;
1	dpavlin	45	package tftpd;
2
3			use warnings;
4			use strict;
5
6			use Net::TFTPd 0.03 qw(%OPCODES);
7			use Data::Dump qw/dump/;
8	dpavlin	93	use Module::Refresh;
9	dpavlin	45
10	dpavlin	47	use server;
11	dpavlin	45
12	dpavlin	67	our $debug = server::debug;
13
14	dpavlin	47	our $dir = "$server::base_dir/tftp";
15
16	dpavlin	45	sub path {
17			my $glob = shift;
18	dpavlin	68	my $path = (glob("$dir/$glob"))[0];
19	dpavlin	45	die "can't find anything for $dir/$glob" unless $path;
20	dpavlin	93	warn 'path ', $path if $debug;
21	dpavlin	45	$path =~ s{^$dir}{};
22			return $path;
23			}
24
25	dpavlin	93	STDERR->autoflush(1);
26
27	dpavlin	45	sub transfer_status {
28			my $req = shift;
29			if( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'RRQ'} ) {
30	dpavlin	93	printf STDERR "RRQ %s %u\/%u\r", map { $req->{_REQUEST_}->{$_} } ( 'FileName', 'LASTACK', 'LASTBLK' );
31	dpavlin	45	} elsif ( $req->{'_REQUEST_'}{'OPCODE'} eq $OPCODES{'WRQ'} ) {
32			die "WRQ disabled";
33	dpavlin	93	printf STDERR "WRQ: %u\/%u\n", $req->{'_REQUEST_'}{'LASTBLK'}, $req->{'_REQUEST_'}{'LASTACK'};
34	dpavlin	45	} else {
35			warn "IGNORED: ", dump( $req );
36			}
37			}
38
39			sub tftp_request {
40			my $request = shift;
41
42	dpavlin	93	warn 'request: ', dump( $request ) if $debug;
43
44	dpavlin	45	if ( $request->{RootDir} ne $dir ) {
45			$request->{RootDir} = $dir;
46			warn "new root: $dir";
47			}
48
49	dpavlin	93	my $file = $request->{'_REQUEST_'}{'FileName'};
50	dpavlin	45	# received request
51	dpavlin	93	print $OPCODES{$request->{'_REQUEST_'}{'OPCODE'}}, " $file\n";
52	dpavlin	45
53			# process the request
54			if( $request->processRQ() ) {
55	dpavlin	93	print "\nOK completed $file ", -s "$dir/$file", "\n";
56	dpavlin	45	} else {
57	dpavlin	93	print "ERROR ", Net::TFTPd->error, "\n";
58	dpavlin	45	$request->processRQ();
59			}
60
61			}
62
63			use server;
64
65			sub start {
66
67			warn 'start';
68
69			my $listener = Net::TFTPd->new(
70			RootDir => $dir,
71			Writable => 0,
72			Timeout => 3600,
73			CallBack => \&transfer_status,
74			# LocalAddr => $server::ip,
75	dpavlin	59	LocalAddr => '0.0.0.0',
76	dpavlin	45	# BlkSize => 8192,
77			# BlkSize => 512,
78			BlkSize => 1456, # IBM GE seems to be picky
79			Debug => 99,
80			) \|\| die Net::TFTPd->error;
81
82	dpavlin	67	warn 'listener: ',dump( $listener ) if $debug;
83	dpavlin	45
84	dpavlin	93	printf "TFTP listen %s:%d timeout: %d dir: $dir\n",
85			$listener->{LocalAddr},
86			$listener->{LocalPort},
87			$listener->{Timeout};
88
89	dpavlin	45	while(1) {
90
91	dpavlin	93	Module::Refresh->refresh;
92
93	dpavlin	45	# wait for any request (RRQ or WRQ)
94			if(my $request = $listener->waitRQ()) {
95			tftp_request $request;
96			} else {
97			warn Net::TFTPd->error;
98			}
99
100			}
101
102			}
103
104			warn "loaded";
105
106			1;