/[scripts]/trunk/dwm-status.pl
This is repository of my old source code which isn't updated any more. Go to git.rot13.org for current projects!
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Annotation of /trunk/dwm-status.pl

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Revision 31 - (hide annotations)
Sat May 26 23:47:35 2007 UTC (15 years, 6 months ago) by dpavlin
File MIME type: text/plain
File size: 2418 byte(s)
poll acpi very 10 * 3 s, debug with any command-line param,
network traffic < 1 now decimal, added present rate in W

1 dpavlin 30 #!/usr/bin/perl -w
2    
3     # dwm-status.pl
4     #
5     # 05/26/07 23:08:31 CEST Dobrica Pavlinusic <dpavlin@rot13.org>
6    
7     use strict;
8     use POSIX qw/strftime/;
9     use File::Slurp;
10     use Time::HiRes;
11     use Data::Dump qw/dump/;
12    
13     my $dt = 3;
14 dpavlin 31 my $acpi_every = 10;
15 dpavlin 30
16 dpavlin 31 my $debug = shift @ARGV;
17 dpavlin 30
18     $|=1;
19    
20     sub proc2hash {
21     my $f = shift;
22     open(my $fh, '<', $f) || die "can't open $f: $!";
23     my $h;
24     while(<$fh>) {
25     chomp;
26     my ( $key, $value ) = split(/:\s+/, $_, 2);
27     $value =~ s/ m[VW]h*$//;
28     $h->{$key} = $value;
29     }
30     warn dump( $h ) if ( $debug );
31     return $h;
32     }
33    
34     sub unit {
35     my $v = shift;
36 dpavlin 31
37     warn "unit( $v )\n" if ($debug);
38    
39 dpavlin 30 my @units = qw/b k m g/;
40     my $o = 0;
41    
42     while ( ( $v / 1024 ) >= 1 ) {
43     $o++;
44     $v /= 1024;
45     }
46    
47 dpavlin 31 if ( $v >= 1 ) {
48     return sprintf("%d%s/s", $v, $units[$o]);
49     } else {
50     return sprintf("%.1f%s/s", $v, $units[$o]);
51     }
52 dpavlin 30 }
53    
54     my ( $lrx, $ltx ) = ( 0, 0 );
55     my $bat;
56    
57     my $i = 0;
58    
59     while ( 1 ) {
60     my $s = strftime("%Y-%m-%d %H:%M:%S", localtime());
61    
62     if ( $i % $acpi_every == 0 ) {
63    
64     $bat->{state} = proc2hash( '/proc/acpi/battery/BAT0/state' );
65     $bat->{info} = proc2hash( '/proc/acpi/battery/BAT0/info' );
66    
67     $bat->{pcnt} = $bat->{state}->{'remaining capacity'} / $bat->{info}->{'design capacity'};
68    
69     my $time = ( $bat->{info}->{'design capacity'} - $bat->{state}->{'remaining capacity'} ) / $bat->{state}->{'present rate'};
70    
71 dpavlin 31 warn "time = $time\n" if ($debug);
72    
73 dpavlin 30 $bat->{hh} = int( $time );
74     $bat->{mm} = int( ( $time - $bat->{hh} ) * 60 );
75     $bat->{ss} = ( $time * 3600 ) % 60;
76    
77     $bat->{new} = '!';
78    
79     } else {
80     $bat->{new} = ' ';
81     }
82     $i++;
83    
84     my $load = read_file('/proc/loadavg');
85     chomp( $load );
86     $load =~ s!\s\d+/\d+.*!!;
87    
88     my $temp = read_file('/proc/acpi/thermal_zone/THM0/temperature');
89     chomp( $temp );
90     $temp =~ s!^.*:\s+!!;
91    
92     my $net = read_file('/proc/net/dev');
93     my ( $rx, $tx ) = ( 0,0 );
94    
95     foreach ( split(/\n/, $net) ) {
96     s/^\s+//;
97     my @n = split(/\s+/, $_, 17);
98     next unless ( $n[0] =~ m!(eth\d|ath\d):! );
99    
100     warn dump( @n ) if ($debug);
101     $rx += $n[1];
102     $tx += $n[9];
103     }
104     warn "rx: $rx tx: $tx\n" if ($debug);
105    
106     my $r = ( $rx - $lrx ) / $dt;
107     my $t = ( $tx - $ltx ) / $dt;
108     ( $lrx, $ltx ) = ( $rx, $tx );
109    
110 dpavlin 31 printf "%s | %s |%6s >> %-6s| %s %2d%% %02d:%02d:%02d %3.1fW%s| %s\n",
111 dpavlin 30 $s,
112     $load,
113     unit( $r ), unit( $t ),
114 dpavlin 31 substr($bat->{state}->{'charging state'},0,1), $bat->{pcnt} * 100, $bat->{hh}, $bat->{mm}, $bat->{ss},
115     $bat->{state}->{'present rate'} / 1000, $bat->{new},
116 dpavlin 30 $temp;
117    
118     sleep $dt;
119     }
120    

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