/[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 41 - (hide annotations)
Fri Nov 16 10:25:01 2007 UTC (16 years, 4 months ago) by dpavlin
File MIME type: text/plain
File size: 7168 byte(s)
 r44@brr:  dpavlin | 2007-11-16 11:24:58 +0100
 added warnings

1 dpavlin 2 #!/usr/bin/perl
2    
3 dpavlin 41 use warnings;
4 dpavlin 2 use strict;
5     use IO::Socket::Multicast;
6     use Data::Dump qw/dump/;
7 dpavlin 19 use Getopt::Long;
8 dpavlin 2
9 dpavlin 19 my $GROUP = '224.0.0.103';
10     my $PORT = '3235';
11 dpavlin 2
12 dpavlin 19 my $debug = 0;
13     my $quiet = 1;
14     my $verbose = 0;
15 dpavlin 31 my $credentials = 0;
16 dpavlin 8
17 dpavlin 2 my $resend_search_delay = 3;
18 dpavlin 7 my $tftp_path = '/srv/tftp/';
19 dpavlin 2
20 dpavlin 39 my $flashed_cmd = 'system config led=flash';
21    
22 dpavlin 19 GetOptions(
23     "port=i" => \$PORT,
24     "group=s" => \$GROUP,
25     "debug!" => \$debug,
26     "quiet!" => \$quiet,
27     "verbose!" => \$verbose,
28     "search=i" => \$resend_search_delay,
29     "tftp=s" => \$tftp_path,
30 dpavlin 31 "credentials" => \$credentials,
31 dpavlin 39 "exec=s" => \$flashed_cmd,
32 dpavlin 19 );
33    
34     $quiet = 0 if $verbose;
35 dpavlin 32 $credentials = 1 if $debug;
36 dpavlin 19
37 dpavlin 17 # tab-delimited list of user id/passwd to try on ants
38     my @try_accounts = ( "Administrator\t" );
39 dpavlin 14
40 dpavlin 17 my $passwd_path = $0;
41     $passwd_path =~ s/[^\/]+$/passwd/;
42    
43     if (-e $passwd_path) {
44     open(my $fh, $passwd_path) || die "can't open $passwd_path: $!";
45     while(<$fh>) {
46     chomp;
47     next if /^#/ || /^$/ || /^\s+$/;
48 dpavlin 37 if (/^\S+\s+\S+$/) {
49 dpavlin 17 push @try_accounts, $_;
50     } else {
51     warn "invalid $passwd_path entry: $_\n";
52     }
53     }
54 dpavlin 39 print "found ", $#try_accounts + 1, " accounts to try on password protected ants",
55     $credentials ? " and display credentials" : "", "\n";
56 dpavlin 17 }
57    
58 dpavlin 39 warn "search for ants every ${resend_search_delay}s\ntftp server path: $tftp_path\nflashed to current version: $flashed_cmd\n";
59 dpavlin 9
60 dpavlin 7 sub fw {
61     my ($board, $offset,$len) = @_;
62     open(my $fh, "$tftp_path/$board") || die "Can't open image $tftp_path/$board: $!";
63     my $b;
64     seek($fh, $offset, 0) || die "can't seek to $offset: $!";
65     read($fh, $b, $len) || die "can't read $len bytes from $offset: $!";
66     close($fh);
67     return $b;
68     }
69    
70     sub fw_build {
71     my $board_name = shift || return 0;
72     my $v = join('.', unpack('CCCC',fw($board_name,0x20,4)) );
73 dpavlin 19 print "# fw_build $board_name $v\n" unless $quiet;
74 dpavlin 7 return $v;
75     }
76    
77     sub fw_exists {
78     my $board = shift;
79     return -e "$tftp_path/$board";
80     }
81    
82 dpavlin 19 my $sock = IO::Socket::Multicast->new(LocalPort=>$PORT,ReuseAddr=>1);
83     $sock->mcast_add($GROUP) || die "Couldn't set group: $!\n";
84 dpavlin 2 $sock->mcast_ttl(1);
85    
86     sub ant2hash {
87     my $data = shift;
88     my $hash;
89     map {
90     if ( m/:/ ) {
91     my ($n,$v) = split(/:/,$_,2);
92     $hash->{$n} = $v;
93     }
94     } split(/[\n\r]/, $data);
95     return $hash;
96     }
97    
98     sub mdap_send {
99     my $data = shift;
100 dpavlin 14
101     my $xor = 0;
102     map { $xor ^= ord($_) } split(//,$data);
103     $data .= sprintf('%02X', $xor);
104    
105 dpavlin 19 $sock->mcast_send( $data, "${GROUP}:${PORT}" );
106 dpavlin 9 if ($debug) {
107 dpavlin 32 warn ">> ${GROUP}:${PORT} >> ", dump( $data ), $/;
108 dpavlin 19 } elsif( ! $quiet ) {
109 dpavlin 9 $data =~ s/\s+/ /gi;
110     warn ">> ", substr($data,0,70), $/;
111     }
112 dpavlin 2 }
113    
114 dpavlin 20 my $ant_passwd;
115 dpavlin 28 my $ant_unknown_password;
116     my $ant_ok_password;
117     my $ant_flashing;
118 dpavlin 17
119     sub ant_credentials {
120     my $ant = shift || die "no ant?";
121 dpavlin 20 my $i = $ant_passwd->{$ant} || 0;
122 dpavlin 17 my ($user_id,$user_pwd) = split(/\t/, $try_accounts[$i]);
123     #warn "ant $ant as [$i] $user_id / $user_pwd\n";
124     return ($user_id,$user_pwd);
125     }
126    
127 dpavlin 25 sub ant_unknown_password {
128     my $ant = shift || die "no ant?";
129     if ( $ant_unknown_password->{$ant} ) {
130     $ant_unknown_password->{$ant}--;
131     }
132     return $ant_unknown_password->{$ant};
133     }
134    
135 dpavlin 17 sub ant_another_passwd {
136     my $ant = shift || die "no ant?";
137 dpavlin 20
138 dpavlin 25 return 0 if ant_unknown_password( $ant );
139 dpavlin 28 return 0 if $ant_ok_password->{$ant};
140 dpavlin 25
141 dpavlin 20 $ant_passwd->{$ant}++;
142    
143     if ( $ant_passwd->{$ant} > $#try_accounts ) {
144 dpavlin 23 print "$ant ant with unknown password\n";
145 dpavlin 26 $ant_unknown_password->{$ant} = 10;
146 dpavlin 24 $ant_passwd->{$ant} = 0;
147 dpavlin 20 return 0;
148     }
149     return 1;
150 dpavlin 17 }
151    
152 dpavlin 27 sub forget_ant {
153     my $ant = shift || die "no ant?";
154     delete $ant_unknown_password->{$ant};
155     delete $ant_passwd->{$ant};
156     delete $ant_ok_password->{$ant};
157     }
158    
159 dpavlin 20 my $once;
160    
161     sub once {
162 dpavlin 23 my $m = join('', @_);
163 dpavlin 20 $once->{$m}++;
164     print $m if ($once->{$m} == 1);
165     }
166    
167 dpavlin 30 my $status = '';
168    
169     sub status {
170     my $m = join('', @_);
171     if ($m ne $status) {
172     print $m;
173     $status = $m;
174     }
175     }
176    
177 dpavlin 2 local $SIG{ALRM} = sub {
178 dpavlin 14 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
179 dpavlin 2 alarm( $resend_search_delay );
180     };
181    
182     alarm( $resend_search_delay );
183    
184 dpavlin 14 mdap_send("ANT-SEARCH MDAP/1.1\r\n");
185 dpavlin 7
186 dpavlin 2 while (1) {
187     my $data;
188     next unless $sock->recv($data,1024);
189    
190 dpavlin 9 if ( $data =~ m#^(INFO|ANT-SEARCH|EXEC-CLI|REPLY-\S+)\s(MDAP)/(\d+\.\d+)# ) {
191 dpavlin 2
192 dpavlin 9 my ($type,$proto,$mdap_ver) = ($1,$2,$3);
193 dpavlin 2
194     my $h = ant2hash($data);
195    
196 dpavlin 9 my $client_version = $h->{'MDAP-VERSION'};
197     $mdap_ver = $client_version if ($client_version);
198 dpavlin 7
199 dpavlin 19 print "<< $type $proto/$mdap_ver << ", length($data), " bytes\n" unless $quiet;
200 dpavlin 2
201 dpavlin 32 warn dump( $data, $h ),$/ if ($debug);
202 dpavlin 8
203 dpavlin 17 # we are getting our own messages (since our source port
204     # is same as destination)
205 dpavlin 9 next if ( $type =~ m#^(INFO|ANT-SEARCH|EXEC-CLI)# );
206    
207     my $ant = $h->{'ANT-ID'} || die "no ANT-ID in ", dump( $h );
208 dpavlin 24 my $seq_nr = $h->{'SEQ-NR'};
209     #warn "SEQ-NR: $seq_nr ok: ",$ant_ok_password->{$ant},"\n" if ($seq_nr);
210 dpavlin 9
211 dpavlin 17 my ($user_id,$user_pwd) = ant_credentials( $ant );
212    
213 dpavlin 2 if ($type eq 'REPLY-ANT-SEARCH') {
214 dpavlin 25 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( $ant );
215 dpavlin 2 } elsif ($type eq 'REPLY-INFO') {
216 dpavlin 15
217 dpavlin 24 if ( $seq_nr < 0 ) {
218 dpavlin 27 # if ( $ant_ok_password ) {
219     # $ant_ok_password->{$ant} = 0;
220     # } elsif ( ant_another_passwd( $ant ) ) {
221     if ( ant_another_passwd( $ant ) ) {
222 dpavlin 24 ($user_id,$user_pwd) = ant_credentials( $ant );
223 dpavlin 20 mdap_send("INFO MDAP/$mdap_ver\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
224     }
225 dpavlin 15 next;
226 dpavlin 24 } else {
227     $ant_ok_password->{$ant}++;
228 dpavlin 32 print "$ant credentials $user_id $user_pwd\n" if ( $credentials && $ant_ok_password->{$ant} == 1 ) || $debug;
229 dpavlin 15 }
230    
231 dpavlin 7 my $board = $h->{'_BOARD_NAME'} || die "no _BOARD_NAME?";
232     if ( fw_exists( $board ) ) {
233 dpavlin 14 my $build = $h->{'_BUILD'} || die "no _BUILD?";
234     my $new_build = fw_build( $board );
235     if ( $build ne $new_build ) {
236 dpavlin 23 print "+ $ant version $build -> $new_build\n";
237 dpavlin 14 mdap_send("EXEC-CLI MDAP/$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");
238 dpavlin 33 $ant_flashing->{$ant}++;
239 dpavlin 7 } else {
240 dpavlin 23 once "$ant OK version $build",
241 dpavlin 24 $ant_unknown_password->{$ant} ? ' with unknown password' :
242 dpavlin 33 $ant_passwd->{$ant} ? ' password protected' :
243 dpavlin 24 '',
244 dpavlin 23 "\n";
245 dpavlin 32
246 dpavlin 28 $ant_flashing->{$ant} = 0;
247 dpavlin 32 # green|red|orange|flash|off
248 dpavlin 39 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nCLI-CMD:$flashed_cmd\r\nSEQ-NR:1\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
249 dpavlin 28 my $waiting = 0;
250 dpavlin 29 my $count = 0;
251 dpavlin 28 map {
252     $waiting++ if ($ant_flashing->{$_});
253 dpavlin 29 $count++;
254 dpavlin 28 } keys %$ant_flashing;
255 dpavlin 30 if ($waiting == 0) {
256     status "ALL $count ANTS FLASHED to $build\n";
257     $ant_flashing = undef;
258     } else {
259     status "$waiting of $count ants still flasing upto $build\n";
260 dpavlin 29 }
261 dpavlin 7 }
262 dpavlin 2 } else {
263 dpavlin 20 once "!! NO FIRMWARE for $board in $tftp_path for ant $ant, skipping update\n";
264 dpavlin 2 }
265 dpavlin 32 } elsif ( $type eq 'REPLY-EXEC-CLI' ) {
266 dpavlin 39 print "+ $type\n$data\n" if ($verbose);
267 dpavlin 32 if ( $seq_nr == 1 ) {
268 dpavlin 14 mdap_send("EXEC-CLI MDAP/$mdap_ver\r\nSEQ-NR:2\r\nTO-ANT:$ant\r\nUSER-ID:$user_id\r\nUSER-PWD:$user_pwd\r\n");
269 dpavlin 33 forget_ant( $ant ) if ( $ant_flashing->{$ant} );
270 dpavlin 32 }
271 dpavlin 39
272 dpavlin 2 } else {
273 dpavlin 32 print "!! reply $type ignored ", dump( $h ), $/;
274 dpavlin 2 }
275    
276     } else {
277 dpavlin 8 warn "<=" x 15, "\n", $data, "\n", "<=" x 15, "\n";
278 dpavlin 2 }
279     }

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