/[mdap]/mdap-server.pl
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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Annotation of /mdap-server.pl

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Revision 7 - (hide annotations)
Sun Apr 22 15:32:22 2007 UTC (16 years, 11 months ago) by dpavlin
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File size: 2647 byte(s)
track tftp server's current firmware and re-flash all available ants if it
changes.
1 dpavlin 2 #!/usr/bin/perl
2    
3     use strict;
4     use IO::Socket::Multicast;
5     use Data::Dump qw/dump/;
6    
7     use constant GROUP => '224.0.0.103';
8     use constant PORT => '3235';
9    
10     my $local_port = 1000;
11    
12     my $resend_search_delay = 3;
13 dpavlin 7 my $tftp_path = '/srv/tftp/';
14 dpavlin 2
15 dpavlin 7 sub fw {
16     my ($board, $offset,$len) = @_;
17     open(my $fh, "$tftp_path/$board") || die "Can't open image $tftp_path/$board: $!";
18     my $b;
19     seek($fh, $offset, 0) || die "can't seek to $offset: $!";
20     read($fh, $b, $len) || die "can't read $len bytes from $offset: $!";
21     close($fh);
22     return $b;
23     }
24    
25     sub fw_build {
26     my $board_name = shift || return 0;
27     my $v = join('.', unpack('CCCC',fw($board_name,0x20,4)) );
28     print "# fw_build $board_name $v\n";
29     return $v;
30     }
31    
32     sub fw_exists {
33     my $board = shift;
34     return -e "$tftp_path/$board";
35     }
36    
37 dpavlin 2 my $sock = IO::Socket::Multicast->new(LocalPort=>PORT,ReuseAddr=>1);
38     $sock->mcast_add(GROUP) || die "Couldn't set group: $!\n";
39     $sock->mcast_ttl(1);
40    
41     sub ant2hash {
42     my $data = shift;
43     my $hash;
44     map {
45     if ( m/:/ ) {
46     my ($n,$v) = split(/:/,$_,2);
47     $hash->{$n} = $v;
48     }
49     } split(/[\n\r]/, $data);
50     return $hash;
51     }
52    
53     sub mdap_send {
54     my $data = shift;
55     warn ">> $data\n>>----------\n";
56     $sock->mcast_send( "${data}", GROUP . ':' . PORT );
57     }
58    
59     local $SIG{ALRM} = sub {
60     mdap_send("ANT-SEARCH MDAP/1.1\r\n46");
61     alarm( $resend_search_delay );
62     };
63    
64     alarm( $resend_search_delay );
65    
66 dpavlin 7 mdap_send("ANT-SEARCH MDAP/1.1\r\n46");
67    
68 dpavlin 2 while (1) {
69     my $data;
70     next unless $sock->recv($data,1024);
71    
72     if ( $data =~ m#^(REPLY-\S+)\s(MDAP/\d+\.\d+)# ) {
73    
74     my ($type,$proto) = ($1,$2);
75    
76     my $h = ant2hash($data);
77    
78 dpavlin 7 my $ant = $h->{'ANT-ID'} || die "no ANT-ID in ", dump( $h );
79    
80 dpavlin 2 print "# $type $proto ", dump( $h ), $/;
81    
82     if ($type eq 'REPLY-ANT-SEARCH') {
83 dpavlin 7 mdap_send("INFO MDAP/1.2\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:Administrator\r\nUSER-PWD:\r\n22");
84 dpavlin 2 } elsif ($type eq 'REPLY-INFO') {
85 dpavlin 7 my $board = $h->{'_BOARD_NAME'} || die "no _BOARD_NAME?";
86     if ( fw_exists( $board ) ) {
87     if ( $h->{'_BUILD'} ne fw_build( $board ) ) {
88     print "UPDATE STEP 1 on ant $ant\n";
89     mdap_send("EXEC-CLI MDAP/1.2\r\nCLI-CMD:software upgrade\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:Administrator\r\nUSER-PWD:\r\n1F");
90     } else {
91     print "OK ant $ant allready updated...\n";
92     }
93 dpavlin 2 } else {
94 dpavlin 7 print "!! NO FIRMWARE for $board in $tftp_path for ant $ant, skipping update\n";
95 dpavlin 2 }
96 dpavlin 3 } elsif ( $type eq 'REPLY-EXEC-CLI' && $h->{'SEQ-NR'} == 1 ) {
97 dpavlin 7 print "UPDATE STEP 2 on ant $ant\n";
98 dpavlin 3 mdap_send("EXEC-CLI MDAP/1.2\r\nSEQ-NR:2\r\nTO-ANT:0644JTHJ4\r\nUSER-ID:Administrator\r\nUSER-PWD:\r\n5F");
99 dpavlin 2 } else {
100     print "!! reply ignored\n";
101     }
102    
103     } else {
104     print $data, "\n", "-" x 30, "\n";
105     }
106     }

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