Merge pull request #1007 from lelutin/replace_meetme_with_confbridge

* replace meetme with confbridge
* unify whitespace

plugins/asterisk/asterisk

@@ -16,8 +16,11 @@ This plugin will produce multiple graphs showing:
  - the number of messages in all voicemail boxes (replaces
    asterisk_voicemail);
 
- - the number of active MeetMe conferences and users connected to them
-   (replace asterisk_meetme and asterisk_meetmeusers, respectively);
+ - DEPRECATED: the number of active MeetMe conferences and users connected to
+   them (replace asterisk_meetme and asterisk_meetmeusers, respectively);
+
+ - the number of active ConfBridge conferences (e.g. non-empty ones) and users
+   connected to them
 
  - the number of active channels for a given codec, for both SIP and
    IAX2 channels (replaces asterisk_sipchannels and asterisk_codecs).
@@ -34,6 +37,8 @@ The following configuration parameters are used by this plugin
   env.channels          - The channel types to look for
   env.codecsx           - List of codec IDs (hexadecimal values)
   env.codecs            - List of codecs names, matching codecsx order
+  env.enable_meetme     - Set to 1 to enable graphs for the MeetMe application
+  env.enable_confbridge - Set to 1 to enable graphs for the ConfBridge application
 
 The "username" and "secret" parameters are mandatory, and have no
 defaults.
@@ -46,6 +51,8 @@ defaults.
   env.channels Zap IAX2 SIP
   env.codecsx 0x2 0x4 0x8
   env.codecs gsm ulaw alaw
+  env.enable_meetme 0
+  env.enable_confbridge 1
 
 =head2 WILDCARD CONFIGURATION
 
@@ -121,6 +128,9 @@ my @CHANNELS = exists $ENV{'channels'} ? split ' ',$ENV{'channels'} : qw(Zap IAX
 my @CODECS = exists $ENV{'codecs'} ? split ' ',$ENV{'codecs'} : qw(gsm ulaw alaw);
 my @CODECSX = exists $ENV{'codecsx'} ? split ' ',$ENV{'codecsx'} : qw(0x2 0x4 0x8);
 
+my $meetme_enabled = $ENV{'enable_meetme'} || '0';
+my $confbridge_enabled = $ENV{'enable_confbridge'} || '1';
+
 my $line, my $error;
 my $socket = new IO::Socket::INET(PeerAddr => $peeraddr,
                                   PeerPort => $peerport,
@@ -181,6 +191,7 @@ graph_category voip
 total.label Total messages
 END
 
+if ($meetme_enabled == '1') {
   print <<END;
 
 multigraph asterisk_meetme
@@ -190,6 +201,19 @@ graph_category voip
 users.label Connected users
 conferences.label Active conferences
 END
+}
+
+if ($confbridge_enabled == '1') {
+  print <<END;
+
+multigraph asterisk_confbridge
+graph_title Asterisk ConfBridge statistics
+graph_args --base 1000 -l 0
+graph_category asterisk
+users.label Connected users
+conferences.label Active conferences
+END
+}
 
 print <<END;
 
@@ -225,7 +249,7 @@ die $error if $error;
 my $channels_response = asterisk_command($socket, "core show channels");
 #Channel              Location             State   Application(Data)
 #Zap/pseudo-198641660 s@frompstn:1         Rsrvd   (None)
-#Zap/1-1              4@frompstn:1         Up      MeetMe(5500)
+#Zap/1-1              4@frompstn:1         Up      ConfBridge(5500)
 #2 active channels
 #1 active call
 
@@ -235,10 +259,21 @@ my $voicemail_response = asterisk_command($socket, "voicemail show users");
 #other      1234  Company2 User                             0
 #2 voicemail users configured.
 
-my $meetme_response = asterisk_command($socket, "meetme list");
+my $meetme_response;
+if ($meetme_enabled eq '1') {
+  $meetme_response = asterisk_command($socket, "meetme list");
   #Conf Num       Parties        Marked     Activity  Creation
   #5500           0001           N/A        00:00:03  Static
   #* Total number of MeetMe users: 1
+}
+
+my $confbridge_response;
+if ($confbridge_enabled eq '1') {
+  $confbridge_response = asterisk_command($socket, "confbridge list");
+  #Conference Bridge Name           Users  Marked Locked Muted
+  #================================ ====== ====== ====== =====
+  #3                                     1      0 No     No
+}
 
 my $sipchannels_response = asterisk_command($socket, "sip show channels");
 #Peer             User/ANR         Call ID          Format           Hold     Last Message    Expiry     Peer
@@ -283,6 +318,7 @@ if ( !$voicemail_response or $voicemail_response =~ /no voicemail users/ ) {
   print "total.value $messages\n";
 }
 
+if ($meetme_enabled == '1') {
   print "\nmultigraph asterisk_meetme\n";
   if ( !$meetme_response ) {
     print <<END;
@@ -305,6 +341,36 @@ END
       print "conferences.value " . (scalar(@meetme_list)-1) . "\n";
     }
   }
+}
+
+if ($confbridge_enabled == '1') {
+  print "\nmultigraph asterisk_confbridge\n";
+  if ( !$confbridge_response ) {
+    print <<END;
+users.value U
+conferences.value U
+END
+  } else {
+    my @confbridge_list = split(/\r?\n/, $confbridge_response);
+    # Remove column headers, then line of =
+    shift(@confbridge_list);
+    shift(@confbridge_list);
+
+    my $users = 0;
+    foreach my $bridge (@confbridge_list) {
+      my @fields = split ' ', $bridge;
+      # yes we ARE parsing a command's output. if we end up getting some
+      # unexpected things, just break out to and avoid computing nonsense.
+      if (scalar(@fields) < 5 or $fields[1] !~ /^[0-9]+$/) {
+        last;
+      }
+      $users += $fields[1];
+    }
+
+    print "users.value $users\n";
+    print "conferences.value " . (scalar(@confbridge_list)) . "\n";
+  }
+}
 
 print "\nmultigraph asterisk_codecs\n";
 if ( !$sipchannels_response and !$iaxchannels_response ) {