2 # * * * * * nice -n20 /root/bin/heat -s
5 my $schedulefile="/root/heat.schedule";
6 my $statefile="/root/heat.state";
7 my $resetfile="/root/heat.reset";
8 my $usbrelay="/root/bin/usbrelay";
9 my $logfile="/var/log/heat.log";
19 my $F=do { local $/; <F>; };
20 defined $F or die "read $fname: $!";
21 close F or die "read-close $fname: $!";
25 my($fname,$content,$mode)=@_;
27 open F,($mode||">").$fname or die "$fname: $!";
28 print F $content or die "write $fname: $!";
29 close F or die "write-close $fname: $!";
34 writefile $logfile,POSIX::strftime("%Y-%m-%dT%H:%M:%S",localtime)." $s\n",">>";
39 system $cmd and die "$cmd: $!";
41 my($trash,$min,$hour)=localtime;
42 my $minutes=$hour*60+$min;
43 if (($ARGV[0]||"")=~/^[@]0?(\d+):0?(\d+)$/) {
50 if (-e $schedulefile) {
51 $schedule=readfile $schedulefile;
52 while ($schedule=~s/^(0?(\d+):0?(\d+)) ([01s])\n//) {
54 warn "$schedulefile set twice for: $1" if defined $schedule{$tm};
55 $schedule{$tm-24*60}="$1 $4\n";
56 $schedule{$tm }="$1 $4\n";
57 $schedule{$tm+24*60}="$1 $4\n";
59 warn "$schedulefile garbage: $schedule" if $schedule ne "";
60 warn "Empty $schedulefile" if !%schedule;
63 return undef if !%schedule;
65 my($bestprev,$prev,$bestnext,$next);
66 for my $found (keys(%schedule)) {
68 next if defined $bestprev&&$bestprev>$found;
70 $prev=$schedule{$found};
72 next if defined $bestnext&&$bestnext<$found;
74 $next=$schedule{$found};
77 die "No bestprev" if !defined $bestprev;
78 die "No bestnext" if !defined $bestnext;
81 $finishline=[schedulenext($minutes)->[1]];
82 my $silent=shift if ($ARGV[0]||"") eq "-s";
83 logmsg "command: ".join(" ",@ARGV) if !$silent&&@ARGV;
89 info join("",@$finishline) if defined $finishline;
92 my $reset=readfile $resetfile if -e $resetfile;
93 my($resetminutes,$resetstate);
95 $reset=~/^0?(\d+)[:.]0?(\d+) ([01s]|reset)\n$/ or warn "Invalid $resetfile: $reset";
96 $resetminutes=$1*60+$2;
97 $resetstate=($3 eq "reset"?undef:$3);
99 sub unlink_resetfile() {
100 unlink $resetfile or die "$resetfile: $!";
101 logmsg "remove reset: $reset";
102 $reset=$resetminutes=undef;
104 if (defined $reset) {
106 unlink_resetfile if $resetminutes==$minutes;
108 sub finishlinereset() {
109 $finishline=schedulenext $resetminutes;
111 $finishline=[$reset,$finishline->[1]];
113 $finishline=[$reset];
116 finishlinereset if defined $reset;
117 my $state=readfile $statefile;
121 if (!defined $newstate&&defined $resetstate&&!defined $resetminutes) {
122 $newstate=$resetstate;
123 logmsg "reset: $newstate";
125 sub printminutes($) {
127 return sprintf "%02d:%02d",int($m/60),$m%60;
130 if (!defined $newstate&&!defined $reset&&%schedule) {
131 my $prev=schedulenext($minutes)->[0];
132 if ($prev=~m{^@{[ printminutes $minutes ]} (.)\n$}) {
134 logmsg "scheduled: $prev";
137 $newstate=$state if !defined $newstate;
139 if (!defined $newstate) {
143 die "state!={s|0|1}" if $newstate!~/^[s01]$/;
146 writefile $statefile,"$newstate\n" if $state ne $newstate;
147 logmsg "$state->$newstate" if $state ne $newstate;
148 if ($newstate ne "s") {
149 my $pid=readfile "pidof -x dnf;true|";
150 die "\nchange refused: dnf running: $pid" if $pid;
152 my $both={"s"=>[0,0],"0"=>[1,0],"1"=>[1,1]}->{$newstate};
153 spawn "$usbrelay 1 ".$both->[0];
154 spawn "$usbrelay 2 ".$both->[1];
158 die "Excessive args: ".join(" ",@ARGV) if @ARGV;
159 if (!defined $newreset) {
161 if (!$silent&&defined $reset) {
163 $finishline=[schedulenext($minutes)->[1]];
168 if ($reset=~/^\d+$/) {
169 $resetminutes=($reset+$minutes)%(24*60);
170 $reset=printminutes($resetminutes)." reset\n";
175 $reset=printminutes($resetminutes)." $newstate\n";
178 writefile $resetfile,$reset;
179 logmsg "new reset: $reset";