/[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!
ViewVC logotype

Contents of /mdap-server.pl

Parent Directory Parent Directory | Revision Log Revision Log


Revision 29 - (show annotations)
Tue Apr 24 10:11:24 2007 UTC (16 years, 11 months ago) by dpavlin
File MIME type: text/plain
File size: 6386 byte(s)
count ants and report of all ants are flashed
1 #!/usr/bin/perl
2
3 use strict;
4 use IO::Socket::Multicast;
5 use Data::Dump qw/dump/;
6 use Getopt::Long;
7
8 my $GROUP = '224.0.0.103';
9 my $PORT = '3235';
10
11 my $debug = 0;
12 my $quiet = 1;
13 my $verbose = 0;
14
15 my $resend_search_delay = 3;
16 my $tftp_path = '/srv/tftp/';
17
18 GetOptions(
19 "port=i" => \$PORT,
20 "group=s" => \$GROUP,
21 "debug!" => \$debug,
22 "quiet!" => \$quiet,
23 "verbose!" => \$verbose,
24 "search=i" => \$resend_search_delay,
25 "tftp=s" => \$tftp_path,
26 );
27
28 $quiet = 0 if $verbose;
29
30 # tab-delimited list of user id/passwd to try on ants
31 my @try_accounts = ( "Administrator\t" );
32
33 my $passwd_path = $0;
34 $passwd_path =~ s/[^\/]+$/passwd/;
35
36 if (-e $passwd_path) {
37 open(my $fh, $passwd_path) || die "can't open $passwd_path: $!";
38 while(<$fh>) {
39 chomp;
40 next if /^#/ || /^$/ || /^\s+$/;
41 if (/^\S+\t\S+$/) {
42 push @try_accounts, $_;
43 } else {
44 warn "invalid $passwd_path entry: $_\n";
45 }
46 }
47 print "found ", $#try_accounts + 1, " accounts to try on password protected ants\n";
48 }
49
50 warn "search for ants every ${resend_search_delay}s\ntftp server path: $tftp_path\n";
51
52 sub fw {
53 my ($board, $offset,$len) = @_;
54 open(my $fh, "$tftp_path/$board") || die "Can't open image $tftp_path/$board: $!";
55 my $b;
56 seek($fh, $offset, 0) || die "can't seek to $offset: $!";
57 read($fh, $b, $len) || die "can't read $len bytes from $offset: $!";
58 close($fh);
59 return $b;
60 }
61
62 sub fw_build {
63 my $board_name = shift || return 0;
64 my $v = join('.', unpack('CCCC',fw($board_name,0x20,4)) );
65 print "# fw_build $board_name $v\n" unless $quiet;
66 return $v;
67 }
68
69 sub fw_exists {
70 my $board = shift;
71 return -e "$tftp_path/$board";
72 }
73
74 my $sock = IO::Socket::Multicast->new(LocalPort=>$PORT,ReuseAddr=>1);
75 $sock->mcast_add($GROUP) || die "Couldn't set group: $!\n";
76 $sock->mcast_ttl(1);
77
78 sub ant2hash {
79 my $data = shift;
80 my $hash;
81 map {
82 if ( m/:/ ) {
83 my ($n,$v) = split(/:/,$_,2);
84 $hash->{$n} = $v;
85 }
86 } split(/[\n\r]/, $data);
87 return $hash;
88 }
89
90 sub mdap_send {
91 my $data = shift;
92
93 my $xor = 0;
94 map { $xor ^= ord($_) } split(//,$data);
95 $data .= sprintf('%02X', $xor);
96
97 $sock->mcast_send( $data, "${GROUP}:${PORT}" );
98 if ($debug) {
99 warn ">> ", dump( $data ), $/;
100 } elsif( ! $quiet ) {
101 $data =~ s/\s+/ /gi;
102 warn ">> ", substr($data,0,70), $/;
103 }
104 }
105
106 my $ant_passwd;
107 my $ant_unknown_password;
108 my $ant_ok_password;
109 my $ant_flashing;
110
111 sub ant_credentials {
112 my $ant = shift || die "no ant?";
113 my $i = $ant_passwd->{$ant} || 0;
114 my ($user_id,$user_pwd) = split(/\t/, $try_accounts[$i]);
115 #warn "ant $ant as [$i] $user_id / $user_pwd\n";
116 return ($user_id,$user_pwd);
117 }
118
119 sub ant_unknown_password {
120 my $ant = shift || die "no ant?";
121 if ( $ant_unknown_password->{$ant} ) {
122 $ant_unknown_password->{$ant}--;
123 }
124 return $ant_unknown_password->{$ant};
125 }
126
127 sub ant_another_passwd {
128 my $ant = shift || die "no ant?";
129
130 return 0 if ant_unknown_password( $ant );
131 return 0 if $ant_ok_password->{$ant};
132
133 $ant_passwd->{$ant}++;
134
135 if ( $ant_passwd->{$ant} > $#try_accounts ) {
136 print "$ant ant with unknown password\n";
137 $ant_unknown_password->{$ant} = 10;
138 $ant_passwd->{$ant} = 0;
139 return 0;
140 }
141 return 1;
142 }
143
144 sub forget_ant {
145 my $ant = shift || die "no ant?";
146 delete $ant_unknown_password->{$ant};
147 delete $ant_passwd->{$ant};
148 delete $ant_ok_password->{$ant};
149 }
150
151 my $once;
152
153 sub once {
154 my $m = join('', @_);
155 $once->{$m}++;
156 print $m if ($once->{$m} == 1);
157 }
158
159 local $SIG{ALRM} = sub {
160 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
161 alarm( $resend_search_delay );
162 };
163
164 alarm( $resend_search_delay );
165
166 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
167
168 while (1) {
169 my $data;
170 next unless $sock->recv($data,1024);
171
172 if ( $data =~ m#^(INFO|ANT-SEARCH|EXEC-CLI|REPLY-\S+)\s(MDAP)/(\d+\.\d+)# ) {
173
174 my ($type,$proto,$mdap_ver) = ($1,$2,$3);
175
176 my $h = ant2hash($data);
177
178 my $client_version = $h->{'MDAP-VERSION'};
179 $mdap_ver = $client_version if ($client_version);
180
181 print "<< $type $proto/$mdap_ver << ", length($data), " bytes\n" unless $quiet;
182
183 warn dump($h),$/ if ($debug);
184
185 # we are getting our own messages (since our source port
186 # is same as destination)
187 next if ( $type =~ m#^(INFO|ANT-SEARCH|EXEC-CLI)# );
188
189 my $ant = $h->{'ANT-ID'} || die "no ANT-ID in ", dump( $h );
190 my $seq_nr = $h->{'SEQ-NR'};
191 #warn "SEQ-NR: $seq_nr ok: ",$ant_ok_password->{$ant},"\n" if ($seq_nr);
192
193 my ($user_id,$user_pwd) = ant_credentials( $ant );
194
195 if ($type eq 'REPLY-ANT-SEARCH') {
196 mdap_send("INFO MDAP/$mdap_ver\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n") unless ant_unknown_password( $ant );
197 } elsif ($type eq 'REPLY-INFO') {
198
199 if ( $seq_nr < 0 ) {
200 # if ( $ant_ok_password ) {
201 # $ant_ok_password->{$ant} = 0;
202 # } elsif ( ant_another_passwd( $ant ) ) {
203 if ( ant_another_passwd( $ant ) ) {
204 ($user_id,$user_pwd) = ant_credentials( $ant );
205 mdap_send("INFO MDAP/$mdap_ver\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
206 }
207 next;
208 } else {
209 $ant_ok_password->{$ant}++;
210 }
211
212 my $board = $h->{'_BOARD_NAME'} || die "no _BOARD_NAME?";
213 if ( fw_exists( $board ) ) {
214 my $build = $h->{'_BUILD'} || die "no _BUILD?";
215 my $new_build = fw_build( $board );
216 if ( $build ne $new_build ) {
217 print "+ $ant version $build -> $new_build\n";
218 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nCLI-CMD:software upgrade\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
219 } else {
220 once "$ant OK version $build",
221 $ant_unknown_password->{$ant} ? ' with unknown password' :
222 $ant_ok_password->{$ant} ? ' password protected' :
223 '',
224 "\n";
225 $ant_flashing->{$ant} = 0;
226 my $waiting = 0;
227 my $count = 0;
228 map {
229 $waiting++ if ($ant_flashing->{$_});
230 $count++;
231 } keys %$ant_flashing;
232 if ($ant_flashing && $waiting == 0) {
233 print "**** ALL $count ANTS FLASHED ****\n";
234 $ant_flashing = {};
235 }
236 }
237 } else {
238 once "!! NO FIRMWARE for $board in $tftp_path for ant $ant, skipping update\n";
239 }
240 } elsif ( $type eq 'REPLY-EXEC-CLI' && $h->{'SEQ-NR'} == 1 ) {
241 print "+ $ant bootp mode re-flash started\n" if ($verbose);
242 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nSEQ-NR:2\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
243 forget_ant( $ant );
244 $ant_flashing->{$ant}++;
245 } else {
246 print "!! reply ignored ", dump( $h ), $/;
247 }
248
249 } else {
250 warn "<=" x 15, "\n", $data, "\n", "<=" x 15, "\n";
251 }
252 }

Properties

Name Value
svn:executable *

  ViewVC Help
Powered by ViewVC 1.1.26