added --max-time to curl so we fail quickly without network

[air-quality] / mh-z19b.pl

diff --git a/mh-z19b.pl b/mh-z19b.pl
index 1d7b894..8307838 100755 (executable)
--- a/mh-z19b.pl
+++ b/mh-z19b.pl
@@ -44,7 +44,7 @@ while (1) {
                if ( $v[0] == 0xff && $sum == $checksum ) {
                        my $influx = "mh-z19b,dc=trnjanska co2=$co2 $t";
                        print "$influx\n";
-                       system "curl --silent -XPOST '$influx_url' --data-binary '$influx'";
+                       system "curl --max-time 2 --silent -XPOST '$influx_url' --data-binary '$influx'";
                        system "mosquitto_pub -h rpi2 -t 'air/mh-z19b/co2' -m $co2";
                } else {
                        die "checksum error";