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dpavlin |
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#!/usr/bin/perl -w |
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# dwm-status.pl |
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# |
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# 05/26/07 23:08:31 CEST Dobrica Pavlinusic <dpavlin@rot13.org> |
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use strict; |
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use POSIX qw/strftime/; |
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use File::Slurp; |
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use Time::HiRes; |
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use Data::Dump qw/dump/; |
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my $dt = 3; |
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my $acpi_every = 3; |
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my $debug = 0; |
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$|=1; |
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sub proc2hash { |
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my $f = shift; |
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open(my $fh, '<', $f) || die "can't open $f: $!"; |
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my $h; |
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while(<$fh>) { |
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chomp; |
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my ( $key, $value ) = split(/:\s+/, $_, 2); |
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$value =~ s/ m[VW]h*$//; |
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$h->{$key} = $value; |
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} |
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warn dump( $h ) if ( $debug ); |
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return $h; |
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} |
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sub unit { |
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my $v = shift; |
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my @units = qw/b k m g/; |
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my $o = 0; |
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while ( ( $v / 1024 ) >= 1 ) { |
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$o++; |
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$v /= 1024; |
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} |
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return sprintf("%d%s/s", $v, $units[$o]); |
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} |
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my ( $lrx, $ltx ) = ( 0, 0 ); |
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my $bat; |
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my $i = 0; |
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while ( 1 ) { |
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my $s = strftime("%Y-%m-%d %H:%M:%S", localtime()); |
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if ( $i % $acpi_every == 0 ) { |
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$bat->{state} = proc2hash( '/proc/acpi/battery/BAT0/state' ); |
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$bat->{info} = proc2hash( '/proc/acpi/battery/BAT0/info' ); |
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$bat->{pcnt} = $bat->{state}->{'remaining capacity'} / $bat->{info}->{'design capacity'}; |
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my $time = ( $bat->{info}->{'design capacity'} - $bat->{state}->{'remaining capacity'} ) / $bat->{state}->{'present rate'}; |
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$bat->{hh} = int( $time ); |
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$bat->{mm} = int( ( $time - $bat->{hh} ) * 60 ); |
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$bat->{ss} = ( $time * 3600 ) % 60; |
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$bat->{new} = '!'; |
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} else { |
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$bat->{new} = ' '; |
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} |
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$i++; |
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my $load = read_file('/proc/loadavg'); |
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chomp( $load ); |
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$load =~ s!\s\d+/\d+.*!!; |
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my $temp = read_file('/proc/acpi/thermal_zone/THM0/temperature'); |
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chomp( $temp ); |
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$temp =~ s!^.*:\s+!!; |
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my $net = read_file('/proc/net/dev'); |
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my ( $rx, $tx ) = ( 0,0 ); |
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foreach ( split(/\n/, $net) ) { |
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s/^\s+//; |
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my @n = split(/\s+/, $_, 17); |
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next unless ( $n[0] =~ m!(eth\d|ath\d):! ); |
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warn dump( @n ) if ($debug); |
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$rx += $n[1]; |
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$tx += $n[9]; |
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} |
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warn "rx: $rx tx: $tx\n" if ($debug); |
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my $r = ( $rx - $lrx ) / $dt; |
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my $t = ( $tx - $ltx ) / $dt; |
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( $lrx, $ltx ) = ( $rx, $tx ); |
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printf "%s | %s |%6s >> %-6s| %s %2d%% %02d:%02d:%02d%s| %s\n", |
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$s, |
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$load, |
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unit( $r ), unit( $t ), |
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substr($bat->{state}->{'charging state'},0,1), $bat->{pcnt} * 100, $bat->{hh}, $bat->{mm}, $bat->{ss}, $bat->{new}, |
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$temp; |
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sleep $dt; |
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} |
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