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https://github.com/munin-monitoring/contrib.git
synced 2018-11-08 00:59:34 +01:00
Add support for CC02 devices
Thanks to David Edmondson <dme@dme.org>, currentcost now supports CC02 devices. To make use of this make sure to set env.metertype to "CC02".
This commit is contained in:
Paul Saunders
parent
51ee702d81
commit
a806f7d86d
@ -43,11 +43,12 @@ This configuration section shows the defaults of the plugin:
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env.tick 6
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env.currency £
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env.rate1 13.9
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env.rate1qty 900
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nenv.rate1qty 900
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env.rate2 8.2
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env.nightrate 0
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env.nighthours 23:30-06:30
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env.standingcharge 0.0
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env.metertype CC128
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The configuration can be broken down into the following subsections:
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@ -101,12 +102,16 @@ The time period for which C<env.nightrate> applies. This should be of the form C
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The standing charge in hundreths of a C<env.currency> per month. If you do not have a standing charge, set this to 0.
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=item env.metertype
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The type of the meter. Currently "CC128" and "CC02" are supported.
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=back
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=head1 MAGIC MARKERS
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#%# family=manual contrib
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#%# capabilities=multigraph
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#%# family=auto contrib
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#%# capabilities=multigraph autoconf
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=head1 AUTHOR
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@ -118,14 +123,12 @@ use strict;
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use warnings;
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use utf8;
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use Munin::Plugin;
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use Data::Dump qw{pp};
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need_multigraph();
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my $device_node = $ENV{device} || "/dev/ttyUSB0";
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my $baud_rate = $ENV{baud} || "2400"; # or 9600 or 57600
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my $tick_rate = $ENV{tick} || "6";
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# Tick_Rate is how long to consider data valid for (in seconds)
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# Costs
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@ -136,6 +139,9 @@ my $rate2 = $ENV{rate2} || "8.2"; # in pence/cents
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my $nightrate = $ENV{nightrate} || "0"; # 0 = disabled
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my $nighthours = $ENV{nighthours} || "23:30-06:30";
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my $standingcharge = $ENV{standingcharge} || "0.0"; # pence/cents per month
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my $metertype = $ENV{metertype} || "CC128"; # or "CC02"
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my $MUNIN_DEBUG = $ENV{MUNIN_DEBUG} || 0; # Set by munin-run
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my $ret;
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if ( !eval "require XML::Simple;" ) {
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@ -168,6 +174,10 @@ sub save_data {
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if ( !@lastread
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or time >= Time::Local::timelocal(@lastread) + ($tick_rate) )
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{
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print "# Saving Data (Data is "
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. ( time - Time::Local::timelocal(@lastread) )
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. " seconds old)\n"
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if $MUNIN_DEBUG;
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@lastread = localtime(time);
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my @save_vector;
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@ -198,12 +208,27 @@ sub load_data {
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{
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# Data is stale
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print "# Data is stale ("
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. ( time - Time::Local::timelocal(@lastread) )
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. " seconds). Re-reading device\n"
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if $MUNIN_DEBUG;
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eval {
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# Fetch the XML
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my @temparray = collect_cc128_data( $device_node, $baud_rate );
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my @temparray;
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if ( $metertype eq "CC128" ) {
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@temparray = collect_cc128_data( $device_node, $baud_rate );
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}
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elsif ( $metertype eq "CC02" ) {
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@temparray = collect_cc02_data( $device_node, $baud_rate );
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}
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else {
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die "Unknown meter type $metertype.";
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}
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# Read the time so we know whether to reset daily/monthly/yearly counters
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# Read the time so we know whether to reset
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# daily/monthly/yearly counters
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my @now = localtime(time);
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my %is_new;
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$is_new{daily} = ( $now[3] != $lastread[3] ) ? 1 : 0;
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@ -222,6 +247,8 @@ sub load_data {
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if ( $is_new{$period} ) {
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# Start of a new period, reset the counter
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print "# Start of a new $period period." .
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" Resetting counter\n" if $MUNIN_DEBUG;
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$temparray[$i]->{data}[$j]->{$period} = 0;
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}
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else {
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@ -266,9 +293,11 @@ sub is_night_rate {
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if ( $now_time >= $start_time
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or $now_time <= $stop_time )
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{
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print "# Night rate is ACTIVE\n" if $MUNIN_DEBUG;
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return 1;
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}
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else {
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print "# Night rate is enabled, but NOT active\n" if $MUNIN_DEBUG;
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return 0;
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}
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}
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@ -279,34 +308,34 @@ The device will periodically output a string of XML. The string will be all on o
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=head2 Classic format
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Note: I can't find an official spec for this format so, for now, this plugin doesn't support it.
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As per L<http://cumbers.wordpress.com/2008/05/07/breakdown-of-currentcost-xml-output/>:
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<msg>
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<date>
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<dsb>00014</dsb>
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<hr>14</hr>
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<dsb>00014</dsb> days since birth
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<hr>14</hr> the time
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<min>07</min>
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<sec>07</sec>
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</date>
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<src>
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<name>CC02</name>
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<id>03280</id>
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<type>1</type>
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<sver>0.07</sver>
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<name>CC02</name> name of this device
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<id>03280</id> communication channel for device
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<type>1</type> hardware version of the device
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<sver>0.07</sver> software version
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</src>
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<ch1>
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<watts>00080</watts>
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<watts>00080</watts> value from the first channel clamp
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</ch1>
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<ch2>
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<watts>00000</watts>
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<watts>00000</watts> value from the second channel clamp
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</ch2>
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<ch3>
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<watts>00000</watts>
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<watts>00000</watts> value from the third channel clamp
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</ch3>
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<tmpr>28.8</tmpr>
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<tmpr>28.8</tmpr> current temperature (degrees celsius)
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<hist>
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<hrs>
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<h02>000.0</h02>
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<h02>000.0</h02> total Kwh used in 2 hour blocks
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<h04>000.1</h04>
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<h06>000.1</h06>
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<h08>000.0</h08>
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@ -321,7 +350,7 @@ Note: I can't find an official spec for this format so, for now, this plugin doe
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<h26>000.0</h26>
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</hrs>
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<days>
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<d01>0000</d01>
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<d01>0000</d01> total Kwh used per day(s)
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<d02>0000</d02>
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<d03>0000</d03>
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<d04>0000</d04>
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@ -354,7 +383,7 @@ Note: I can't find an official spec for this format so, for now, this plugin doe
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<d31>0000</d31>
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</days>
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<mths>
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<m01>0000</m01>
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<m01>0000</m01> total Kwh used per month(s)
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<m02>0000</m02>
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<m03>0000</m03>
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<m04>0000</m04>
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@ -368,7 +397,7 @@ Note: I can't find an official spec for this format so, for now, this plugin doe
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<m12>0000</m12>
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</mths>
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<yrs>
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<y1>0000000</y1>
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<y1>0000000</y1> total Kwh used per year(s)
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<y2>0000000</y2>
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<y3>0000000</y3>
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<y4>0000000</y4>
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@ -419,15 +448,18 @@ sub collect_cc128_data {
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my %seen_sensors;
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while (<$ttydev>) {
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print "# Read from device: $_\n" if $MUNIN_DEBUG;
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if (m{(<msg>.*</msg>)}) {
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my $xmlref = XML::Simple::XMLin( $1, KeepRoot => 1 );
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my $sensor = $xmlref->{msg}->{sensor};
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print "# Parsing Sensor $sensor\n" if $MUNIN_DEBUG;
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next unless defined $sensor;
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if ( defined $seen_sensors{$sensor} ) {
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# We've seen this sensor before.
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# Time to stop reading data
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print "# Hello again, Sensor $sensor\n" if $MUNIN_DEBUG;
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last;
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}
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$seen_sensors{$sensor} = 1;
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@ -436,6 +468,56 @@ sub collect_cc128_data {
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$temphash->{sensor} = $sensor;
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$temphash->{temp} = $xmlref->{msg}->{tmpr};
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my @temparr;
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foreach my $key ( keys %{ $xmlref->{msg} } ) {
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if ( $key =~ /ch(\d+)/ ) {
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my $channel = $1;
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my $unit = ( keys %{ $xmlref->{msg}->{"ch$channel"} } )[0];
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my $val = $xmlref->{msg}->{"ch$channel"}->{$unit};
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print "# Channel $channel, Unit $unit, Value $val\n"
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if $MUNIN_DEBUG;
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push @temparr,
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{
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"channel" => $channel,
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"unit" => $unit,
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"value" => $val
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};
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}
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}
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$temphash->{data} = \@temparr;
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push @cc_data_arr, $temphash;
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}
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}
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close($ttydev);
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return @cc_data_arr;
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}
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sub collect_cc02_data {
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# Function supplied by David Edmondson <dme@dme.org>
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# Read data from the serial port
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my ( $port, $baud ) = @_;
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my $tty = Device::SerialPort->new($port) || die "Can't open $port: $!";
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$tty->baudrate($baud) || die "Can't set serial baudrate";
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$tty->parity("none") || die "Can't set serial parity";
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$tty->databits(8) || die "Can't set serial databits";
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$tty->handshake("none") || die "Can't set serial handshake";
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$tty->write_settings || die "Can't set serial parameters";
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open( my $ttydev, "<", $port ) || die "Can't open $port: $?";
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my @cc_data_arr;
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while (<$ttydev>) {
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if (m{(<msg>.*</msg>)}) {
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my $xmlref = XML::Simple::XMLin( $1, KeepRoot => 1 );
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my $temphash;
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$temphash->{sensor} = 0; # Only one sensor.
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$temphash->{temp} = $xmlref->{msg}->{tmpr};
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my @temparr;
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foreach my $key ( keys %{ $xmlref->{msg} } ) {
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if ( $key =~ /ch(\d+)/ ) {
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my $channel = $1;
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@ -452,6 +534,8 @@ sub collect_cc128_data {
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$temphash->{data} = \@temparr;
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push @cc_data_arr, $temphash;
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last;
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}
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}
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close($ttydev);
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@ -475,7 +559,7 @@ if ( defined $ARGV[0] and $ARGV[0] eq 'config' ) {
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}
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elsif ( $unit != $key->{unit} ) {
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print STDERR
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"Conflicting units ($unit and $key->{unit}) on sensor $datum->{sensor}";
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"# Conflicting units ($unit and $key->{unit}) on sensor $datum->{sensor}";
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}
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}
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@ -512,7 +596,8 @@ ${fieldname}_n.type GAUGE
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${fieldname}_n.min 0
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${fieldname}_t.cdef ${fieldname}_n,UN,${fieldname},${fieldname},IF,3600,TRENDNAN
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EOF
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} else {
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}
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else {
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print "${fieldname}_t.cdef ${fieldname},3600,TRENDNAN\n";
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}
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}
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