86 |
|
PeerAddr => $filter_manager_addr, |
87 |
|
PeerPort => $filter_manager_port, |
88 |
|
Proto => 'tcp' |
89 |
< |
); |
89 |
> |
) or die "Cannot connect!"; |
90 |
|
if (!defined $sock) { |
91 |
|
print "IHOST ERROR: Could not connect to $filter_manager_addr:$filter_manager_port.\n"; |
92 |
|
print "Please check that there is an i-scream server at this address.\n"; |
151 |
|
|
152 |
|
print $sock "FILTER\n"; |
153 |
|
$response = <$sock>; |
154 |
+ |
unless (defined($response)) { |
155 |
+ |
print "Failed: Could not get a filter address from the filter manager.\n"; |
156 |
+ |
exit(1); |
157 |
+ |
} |
158 |
|
chop $response; |
159 |
|
$response =~ /(.*);(.*);(.*)/; |
160 |
|
($filter_addr, $udp_port, $tcp_port) = ($1, $2, $3); |
161 |
+ |
unless (defined($filter_addr) && defined($udp_port) && defined($tcp_port)) { |
162 |
+ |
print "Failed: Filter address response from server did not make sense: $response\n"; |
163 |
+ |
exit(1); |
164 |
+ |
} |
165 |
|
|
166 |
|
print "Got filter data ($filter_addr, $udp_port, $tcp_port)\n"; |
167 |
|
|
273 |
|
# Make the packet smaller by stripping out newlines and leading spaces. |
274 |
|
$xml =~ s/\n\s*//g; |
275 |
|
|
268 |
– |
print $xml; |
269 |
– |
|
276 |
|
my($sock) = new IO::Socket::INET ( |
277 |
|
PeerPort => $udp_port, |
278 |
|
PeerAddr => $filter_addr, |
279 |
|
Proto => 'udp' |
280 |
< |
) or die "Socket: $!\n"; |
280 |
> |
) or die "Could not send UDP: $!\n"; |
281 |
|
|
282 |
|
print $sock $xml or die "Could not send UDP packet: $!\n"; |
283 |
|
close($sock); |
301 |
|
PeerAddr => $filter_addr, |
302 |
|
PeerPort => $tcp_port, |
303 |
|
Proto => 'tcp' |
304 |
< |
); |
304 |
> |
) or return; |
305 |
|
if (!defined $sock) { |
306 |
|
print "IHOST WARNING: Failed to deliver a heartbeat to the i-scream filter.\n"; |
307 |
|
return; |
312 |
|
|
313 |
|
print $sock "HEARTBEAT\n"; |
314 |
|
$response = <$sock>; |
315 |
+ |
return if (!defined $response); |
316 |
|
chop $response; |
317 |
|
if (!$response eq "OK") { |
318 |
|
close($sock); |
322 |
|
|
323 |
|
print $sock "CONFIG\n"; |
324 |
|
$response = <$sock>; |
325 |
+ |
return if (!defined $response); |
326 |
|
chop $response; |
327 |
|
if (!$response eq "OK") { |
328 |
|
close($sock); |
332 |
|
|
333 |
|
print $sock "$file_list\n"; |
334 |
|
$response = <$sock>; |
335 |
+ |
return if (!defined $response); |
336 |
|
chop $response; |
337 |
|
if (!$response eq "OK") { |
338 |
|
close($sock); |
342 |
|
|
343 |
|
print $sock "$last_modified\n"; |
344 |
|
$response = <$sock>; |
345 |
+ |
return if (!defined $response); |
346 |
|
chop $response; |
347 |
|
if ($response eq "ERROR") { |
348 |
|
close($sock); |
357 |
|
|
358 |
|
print $sock "ENDHEARTBEAT\n"; |
359 |
|
$response = <$sock>; |
360 |
+ |
return if (!defined $response); |
361 |
|
chop $response; |
362 |
|
if (!$response eq "OK") { |
363 |
|
close($sock); |