add example for tr7432

[upsgraph] / upsgraph.pl

diff --git a/upsgraph.pl b/upsgraph.pl
index e55622b38b8e35cfa9819db25fae89f0e176d0ab..f9d0fe3ea558a315bdc100ea5809b94b034eb767 100755 (executable)
--- a/upsgraph.pl
+++ b/upsgraph.pl
@@ -15,6 +15,8 @@ use IO::Select;
 use RRDs;
 use File::Copy;
 use Data::Dumper;
+use LWP::UserAgent;
+use JSON;
 
 $UPSGRAPH::outdir = "";
 $UPSGRAPH::daysCovered = 370;
@@ -186,6 +188,39 @@ sub fetch_tcp_multi(@) {
        %values;
 }
 
+sub fetch_iotcore(@) {
+       my $host = shift;
+       my $adr = shift;
+       my $mask = shift;
+
+       my $ua = LWP::UserAgent->new;
+       $ua->timeout(1);
+
+       my $iotcore_req = {
+               cid => 1,
+               code => 10,
+               adr => $adr,
+       };
+
+       my $req = HTTP::Request->new(POST => "http://${host}");
+       $req->content_type('application/json');
+       $req->content(encode_json($iotcore_req));
+
+       my $resp = $ua->request($req);
+       return undef if (!$resp->is_success);
+
+       my $pdin = decode_json($resp->decoded_content);
+       return undef if (!defined($pdin));
+
+       my $value = hex($pdin->{'data'}->{'value'});
+
+       if (defined($mask)) {
+               $value = $value & $mask;
+       }
+
+       $value;
+}
+
 sub dayGraphFunc {
        my $dataSrc = shift;
        my $mode = shift;
@@ -477,6 +512,8 @@ while(1) {
                                        @multi_values{keys %values} = values %values;
                                        $result = $multi_values{$vars->{$var}->{'multi_id'}};
                                }
+                       } elsif ($vars->{$var}->{'proto'} eq 'iotcore') {
+                               $result = fetch_iotcore($host->{'address'}, $vars->{$var}->{'adr'}, $vars->{$var}->{'mask'});
                        }
 
                        next unless (defined $result);
@@ -515,7 +552,7 @@ while(1) {
                                };
                        }
 
-                       my @graphdef = ('-P', "-t", $hostname." - ".$vars->{$var}->{'name'});
+                       my @graphdef = ('-P', "-A", "-t", $hostname." - ".$vars->{$var}->{'name'});
                        push @graphdef, "--lazy" if !$first;
 
                        push @graphdef, "DEF:${var}-avg=${rrdfile}.${var}:${var}:AVERAGE";