Révision aedb2f4b
Initial version
| plugins/other/temperature_ | ||
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#!/usr/bin/perl -w |
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# |
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# Copyright (C) 2006 Lars Strand |
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# |
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# Plugin to fetch temperature from weather.noaa.gov |
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# |
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# Parameters supported: |
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# |
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# config |
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# autoconf |
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# |
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# Magic markers: |
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#%# family=auto |
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#%# capabilities=autoconf |
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use strict; |
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my $usehum = $ENV{humidity} || undef; # set to "yes" to enable humidity
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my $wcode = $ENV{wcode} || "ENGM"; # Find areacode here http://weather.noaa.gov/
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my $unit = $ENV{unit} || "C"; # "C" = Celsius, "F" = Fahrenheit
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my $proxy = $ENV{proxy} || undef; # Example: "http://proxy.foo.bar:8080/"
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my $ret = undef; |
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if (! eval "require LWP::UserAgent;") {
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$ret = "LWP::UserAgent not found"; |
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} |
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if (defined $ARGV[0] and $ARGV[0] eq "autoconf") {
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if (defined $ret) {
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print "no ($ret)\n"; |
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exit 1; |
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} else {
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print "yes\n"; |
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exit 0; |
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} |
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} |
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# Extract weather-code from filename. Example: weather_CODE |
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if ($0 =~ /^(?:|.*\/)temperature_([^_]+)$/) {
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$wcode = $1; |
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} |
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my $datasource = "http://weather.noaa.gov/pub/data/observations/metar/decoded/$wcode.TXT"; |
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my $ua = LWP::UserAgent->new(timeout => 30); |
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$ua->agent('Munin');
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# Use proxy, if defined. |
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if (defined $proxy) {
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$ua->proxy(['http'], $proxy); |
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} |
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my $response = $ua->request(HTTP::Request->new('GET',$datasource));
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if (defined $ARGV[0] and $ARGV[0] eq "config") {
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if ($response->content =~ /^((.*?),.*\)).*\n/) {
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print "graph_title Temperature at $2\n"; |
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} else {
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print "graph_title Temperature at locationcode $wcode\n"; |
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} |
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if ($unit =~ /F/) {
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print "graph_vlabel temp in F\n"; |
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} else {
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print "graph_vlabel temp in C\n"; |
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} |
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print "graph_args --base 1000 -l 0\n"; |
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print "graph_category sensors\n"; |
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print "graph_info Temperatures at $1 (fetched from weather.nooa.gov).\n"; |
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print "temperature.label temperature\n"; |
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if (defined $usehum) {
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print "humidity.label humidity\n"; |
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print "humidity.info Humidity in %.\n"; |
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} |
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exit 0; |
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} |
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if ($response->content =~ /Temperature:\s*(.*)\s+F\s*\(\s*(.*)\s+C/) {
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if ($unit =~ /F/) {
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print "temperature.value $1\n"; |
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} else {
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print "temperature.value $2\n"; |
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} |
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} else {
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print "temperature.value U\n"; |
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} |
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if (defined $usehum) {
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if ($response->content =~ /Relative Humidity:\s*(\d+)\%.*/) {
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print "humidity.value $1\n"; |
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} |
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} |
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Formats disponibles : Unified diff