/
rbmaster.pl
1626 lines (1356 loc) · 44.3 KB
/
rbmaster.pl
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#!/usr/bin/perl -w
#
# This is the server-side implementation of Rockbuild.
#
# http://rockbuild.haxx.se
#
# Copyright (C) 2010-2012 Björn Stenberg <[email protected]>
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
# KIND, either express or implied.
#
use strict;
# the name of the server log
our $logfile="logfile";
# read client block list every 10 minutes
our $lastblockread = 0;
use IO::Socket;
use IO::Select;
use Net::hostent;
use File::Path;
use DBI;
use Time::HiRes qw(gettimeofday tv_interval);
use POSIX 'strftime';
require 'rbmaster.pm';
# Each active connection gets an entry here, keyed by its filedes.
my %conn;
# this is $rev while we're in a build round, 0 otherwise
my $buildround;
# revision to build after the current buildround.
# if several build requests are recieved during a round, we only keep the last
my $nextround;
#
# {$fileno}{'cmd'} for building incoming commands
# {'client'}
# {'archs'}
# {'cpu'} - string for stats
# {'bits'} 32 / 64
# {'os'}
#
my $started = time();
my $wastedtime = 0; # sum of time spent by clients on cancelled builds
our ( $setlastrev_sth, $dblog_sth, $submit_update_sth, $submit_new_sth);
our %rbconfig;
our %builds;
our %client;
our @buildids;
our %blocked;
our %buildclients; # clients involved this round
our $buildstart;
our $estimated_time;
our $speculative;
our $db;
our $abandoned_builds;
our $idle_clients;
our %buildtimes;
sub slog {
if (open(L, ">>$logfile")) {
print L strftime("%F %T ", localtime()), $_[0], "\n";
print "slog: $_[0]\n" if ($rbconfig{test});
close(L);
}
}
sub dlog {
if (open(L, ">>debuglog")) {
print L strftime("%F %T ", localtime()), $_[0], "\n";
print "dlog: $_[0]\n" if ($rbconfig{test});
close(L);
}
}
sub dblog($$$)
{
return if (!$buildround);
return if ($rbconfig{test});
my ($cl, $key, $value) = @_;
$dblog_sth->execute($buildround, $client{$cl}{client}, $key, $value);
}
sub command {
my ($socket, $string) = @_;
my $cl = $socket->fileno;
print $socket "$string\n";
$client{$cl}{'time'} = time();
}
sub privmessage {
my ($cl, $string) = @_;
my $socket = $client{$cl}{'socket'};
print $socket "MESSAGE $string\n";
$client{$cl}{'time'} = time();
$client{$cl}{'expect'} = '_MESSAGE';
}
sub message {
my ($string) = @_;
slog "Server message: $string";
for my $cl (&build_clients) {
&privmessage($cl, $string);
}
}
# return an array with the file number of all fine build clients
sub build_clients {
my @list;
for my $cl (keys %client) {
if($client{$cl}{'fine'}) {
push @list, $cl;
}
}
return @list;
}
sub kill_build {
my ($id)=@_;
my $num = 0;
# now kill this build on all clients still building it
for my $cl (&build_clients) {
# remove this build from this client
if (defined $client{$cl}{queue}{$id} or
defined $client{$cl}{btime}{$id})
{
delete $client{$cl}{queue}{$id};
# if client started it already, cancel it!
if (defined $client{$cl}{btime}{$id}) {
my $rh = $client{$cl}{'socket'};
my $took = tv_interval($client{$cl}{btime}{$id});
slog sprintf("Cancel: build $id client %s seconds %d",
$client{$cl}{'client'}, $took);
dblog($cl, "cancelled", $id);
$wastedtime += $took;
# tell client to cancel!
command $rh, "CANCEL $id";
$client{$cl}{'expect'}="_CANCEL";
$num++;
my $cli = $client{$cl}{'client'};
unlink <"$rbconfig{uploaddir}/$cli-$id"*>;
delete $client{$cl}{btime}{$id};
}
else {
slog "Remove: build $id client $client{$cl}{client}";
dblog($cl, "dequeued", $id);
}
}
}
return $num;
}
sub builds_in_progress {
my $c=0;
# count all builds that are handed out (once or more), but that aren't
# complete yet
for my $id (@buildids) {
if($builds{$id}{'done'}) {
# for safety, skip the ones that are done already
next;
}
$c += $builds{$id}{'handcount'};
}
return $c;
}
sub builds_undone {
my $c=0;
# count all builds that aren't marked as done
for my $id (@buildids) {
if(!$builds{$id}{'done'}) {
$c++;
}
}
return $c;
}
sub readblockfile {
if ($lastblockread + 600 < time()) {
system("svn update --non-interactive -q blockedclients");
if (open B, "<blockedclients") {
%blocked = ();
for my $line (<B>) {
next if ($line =~ /^#/);
chomp $line;
my @a = split ":", $line;
$blocked{$a[0]} = $a[1];
}
close B;
for my $cl (&build_clients) {
my $cname = \$client{$cl}{'client'};
my $cblocked = \$client{$cl}{'blocked'};
if (defined $blocked{$$cname}) {
if (not $$cblocked) {
slog "Adding client block for $$cname. Reason: $blocked{$$cname}.";
}
$$cblocked = 1;
}
else {
if ($$cblocked) {
slog "Removing client block for $$cname";
}
$$cblocked = 0;
}
}
}
$lastblockread = time();
}
}
sub updateclient {
my ($cl, $rev) = @_;
my $rh = $client{$cl}{'socket'};
# tell client to update
command $rh, sprintf("UPDATE $rbconfig{updateurl}", $rev);
$client{$cl}{'expect'}="_UPDATE";
$client{$cl}{'bad'}="asked to update";
slog sprintf("Update: rev $rev client %s",
$client{$cl}{'client'});
}
sub build {
my ($fileno, $id) = @_;
my $rh = $client{$fileno}{'socket'};
my $cli = $client{$fileno}{'client'};
my $rev = $buildround;
my $args = "$id:$rev:mt:$builds{$id}{result}:$builds{$id}{upload}:$builds{$id}{cmdline}";
# tell client to build!
command $rh, "BUILD $args";
dlog "BUILD $args";
$client{$fileno}{'expect'}="_BUILD";
$client{$fileno}{idle} = 0;
# when is this build to be regarded as overdue?
my $od = '';
if ($client{$fileno}{speed}) {
my $ulspeed = $client{$fileno}{ulspeed} || 20000;
$builds{$id}{overdue} = time() + ($builds{$id}{score} / $client{$fileno}{speed}) + $builds{$id}{ulsize} / $ulspeed + 15;
$od = strftime "%T", localtime $builds{$id}{'overdue'};
}
slog "Build: build $id rev $rev client $cli $od";
dblog($fileno, "build", $id);
# mark this client with what response we expect from it
$client{$fileno}{'building'}++;
# remember when this build started
$client{$fileno}{'btime'}{$id} = [gettimeofday];
# count the number of times this build is handed out
$builds{$id}{'handcount'}++;
$builds{$id}{'clients'}{$fileno} = 1;
if (!$rbconfig{test}) {
$setlastrev_sth->execute($cli, $buildround, $buildround);
$buildclients{$cli} = 1;
}
# store the speed of the fastest client building
if ($client{$fileno}{speed} and
($client{$fileno}{speed} > $builds{$id}{topspeed}))
{
$builds{$id}{topspeed} = $client{$fileno}{speed};
}
}
sub _BUILD {
my ($rh, $args) = @_;
$client{$rh->fileno}{'expect'}="";
}
sub _MESSAGE {
my ($rh, $args) = @_;
$client{$rh->fileno}{'expect'}="";
}
sub _PING {
my ($rh, $args) = @_;
$client{$rh->fileno}{'expect'}="";
my $t = tv_interval($client{$rh->fileno}{'ping'});
if ($t > 2) {
#slog "Slow _PING from $client{$rh->fileno}{client} ($t ms)";
}
}
sub _UPDATE {
my ($rh, $args) = @_;
$client{$rh->fileno}{'expect'}="";
}
sub _CANCEL {
my ($rh, $args) = @_;
$client{$rh->fileno}{'expect'}="";
$client{$rh->fileno}{'building'}--;
}
my $commander;
sub HELLO {
my ($rh, $args) = @_;
my ($version, $archlist, $auth, $cli, $cpu, $bits, $os) = split(" ", $args);
my $fno = $rh->fileno;
if(($version eq "commander") &&
($archlist eq $rbconfig{cmdpasswd}) &&
(1 eq $rbconfig{cmdenabled}) &&
!$commander) {
$commander++;
slog "Commander attached";
command $rh, "Hello commander";
$conn{$fno}{type} = "commander";
}
elsif($os eq "") {
# send error
slog "Bad HELLO: $args";
command $rh, "_HELLO error";
$client{$fno}{'bad'}="HELLO failed";
}
else {
my $user;
if($auth =~ /([^:]*):(.*)/) {
$user = $1;
}
$cli .= "-$user"; # append the user name
my $host = $client{$fno}{'host'} . ':' . $client{$fno}{'port'};
for my $cl (&build_clients) {
if($client{$cl}{'client'} eq "$cli") {
slog " HELLO dupe name: $cli (host $host)";
command $rh, "_HELLO error duplicate name!";
$client{$fno}{'bad'}="duplicate name";
$client{$fno}{'client'} = "$cli.dupe";
$client{$fno}{'fine'} = 1; # include in build_clients()
return;
}
}
$client{$fno}{'client'} = $cli;
for (split(/,/, $archlist)) {
$client{$fno}{'archlist'}{$_} = 1;
}
$client{$fno}{'cpu'} = $cpu;
$client{$fno}{'bits'} = $bits;
$client{$fno}{'os'} = $os;
$client{$fno}{'expect'} = ""; # no response expected yet
$client{$fno}{'builds'} = ""; # none so far
$client{$fno}{'bad'} = 0; # not bad!
$client{$fno}{'blocked'} = $blocked{$cli};
if ($version < $rbconfig{apiversion}) {
updateclient($fno, $rbconfig{updaterevision});
return;
}
my ($speed, $ulspeed) = getspeed($cli);
# send OK
command $rh, "_HELLO ok";
$client{$fno}{avgspeed} = $speed;
$client{$fno}{speed} = $speed;
$client{$fno}{ulspeed} = $ulspeed;
if ($client{$fno}{block_lift} and $client{$fno}{block_lift} < time()) {
delete $client{$fno}{blocked};
delete $client{$fno}{block_lift};
slog "Block lifted for $cli";
}
if ($client{$fno}{blocked}) {
slog "Blocked: client $cli blocked due to: $client{$fno}{blocked}";
privmessage $fno, sprintf "Hello $cli. Your build client has been temporarily blocked by the administrators due to: $client{$fno}{blocked}. $rbconfig{enablemsg}";
return;
}
else {
# my $sock = $client{$fno}{socket};
# my($port,$iaddr) = sockaddr_in($sock);
slog "Joined: client $cli host $host arch $archlist speed $speed";
privmessage $fno, sprintf "Welcome $cli. Your average build speed is $speed points/sec. Your average upload speed is %d KB/s.", $ulspeed / 1024;
dblog($fno, "joined", "");
}
$client{$fno}{'fine'} = 1;
if ($buildround) {
start_next_build($fno);
}
}
}
sub UPLOADING {
my ($rh, $id) = @_;
my $cl = $rh->fileno;
$builds{$id}{uploading} = 1;
command $rh, "_UPLOADING";
dblog($cl, "uploading", "$id");
$client{$cl}{took}{$id} = tv_interval($client{$cl}{btime}{$id});
# how is he doing?
my $cli = $client{$cl}{'client'};
my $rs;
$client{$cl}{roundscore} += $builds{$id}{score};
$client{$cl}{roundtime} += $client{$cl}{took}{$id};
$client{$cl}{roundspeed} = int($client{$cl}{roundscore} / $client{$cl}{roundtime});
if ($client{$cl}{avgspeed}) {
$client{$cl}{relativespeed} = int($client{$cl}{speed} * 100 / $client{$cl}{avgspeed});
$rs = $client{$cl}{relativespeed};
#$client{$cl}{avgspeed} = $rs;
}
if (!$rs or $rs > 120 or $rs < 90) {
# speed is different from what we used in calculations.
# redo calculations.
if (!$rs) {
slog "$cli has speed $client{$cl}{roundspeed}";
}
else {
dlog sprintf "$cli is running at $rs%% (speed %d)", $client{$cl}{roundspeed};
}
# reallocate for unexpectedly slow clients, not for fast
#if (!$rs or $rs < 80) {
# bestfit_builds(0);
#}
#estimate_eta();
#return;
}
#bestfit_builds(0);
}
sub GIMMEMORE {
my ($rh, $args) = @_;
command $rh, "_GIMMEMORE";
my $cli = $client{$rh->fileno}{'client'};
#slog "$cli asked for more work";
&start_next_build($rh->fileno);
}
sub COMPLETED {
my ($rh, $args) = @_;
my $cl = $rh->fileno;
my $cli = $client{$cl}{'client'};
my ($id, $took, $ultime, $ulsize) = split(" ", $args);
# ACK command
command $rh, "_COMPLETED $id";
if($builds{$id}{'done'}) {
# This is a client saying this build is completed although it has
# already been said to be. Most likely because we killed this build
# already but the client didn't properly obey!
slog "Duplicate $id completion from $cli";
return;
}
if (!$buildround) {
# round has ended, but someone wasn't killed properly
# just ignore it
slog "$cli completed $id after round end";
return;
}
# check for build error
if (!$rbconfig{test}) {
my $msg = &check_log(sprintf("$rbconfig{uploaddir}/%s-%s.log", $cli, $id));
if ($msg) {
slog "Fatal build error: $msg. Blocking $cli.";
privmessage $cl, "Fatal build error: $msg. You have been temporarily disabled.";
$client{$cl}{'blocked'} = $msg;
$client{$cl}{'block_lift'} = time() + 600; # come back in 10 minutes
client_gone($cl);
return;
}
}
# remove this build from this client
delete $client{$cl}{queue}{$id};
delete $client{$cl}{btime}{$id};
delete $builds{$id}{overdue};
# mark this client as not building anymore
$client{$cl}{'building'}--;
my $uplink = 0;
if ($ulsize and $ultime) {
$uplink = int($ulsize / $ultime / 1024);
}
$took = $client{$cl}{took}{$id};
my $speed = $builds{$id}{score} / $took;
# mark build completed
$builds{$id}{'handcount'}--; # one less that builds this
$builds{$id}{'done'}=1;
$builds{$id}{'uploading'}=0;
my $left = 0;
my @lefts;
for my $b (@buildids) {
if (!$builds{$b}{done}) {
$left++;
#my $cl = (keys %{$builds{$b}{clients}})[0];
#my $spent = tv_interval($client{$cl}{btime}{$b}) * $client{$cl}{speed} if (exists $client{$cl}{speed});
push @lefts, $b;
}
}
my $timeused = time() - $buildstart;
slog sprintf "Completed: build $id client $cli seconds %.1f uplink $uplink speed %d time $timeused left $left", $took, $speed;
dblog($cl, "completed", sprintf("$id speed:%d uplink:$uplink", $speed));
if ($left and $left <= 10) {
slog sprintf "$left builds remaining: %s", join(", ", @lefts);
message sprintf("$left build%s remaining", $left > 1 ? "s" : "");
}
# now kill this build on all clients still building it
my $kills = kill_build($id);
if (!$rbconfig{test}) {
# log this build in the database
&db_submit($buildround, $id, $cli, $took, $ultime, $ulsize);
my $base=sprintf("$rbconfig{uploaddir}/%s-%s", $cli, $id);
my $result = $builds{$id}{'result'};
if (-f "$base-$result") {
# if a file was uploaded, move it to storage
my $dest = "$rbconfig{storedir}/build-$id.zip";
if (rename("$base-$result", $dest)) {
slog "Moved $base-$result to $dest";
}
else {
slog "Failed moving $base-$result to $dest: $!";
}
}
# now move over the build log
rename("$base.log", "$rbconfig{storedir}/$buildround-$id.log");
if (-x $rbconfig{eachcomplete}) {
my $start = time();
system("$rbconfig{eachcomplete} $id $cli $buildround");
my $took = time() - $start;
if ($took > 1) {
slog "eachcomplete took $took seconds";
}
}
}
if (0 and $ulsize and $ultime and $client{$cl}{ulspeed}) {
my $ulspeed = $ulsize / $ultime;
my $rs = int(($ulspeed * 100 / $client{$cl}{ulspeed}) + 0.5);
if ($rs > 120 or $rs < 80) {
dlog "$cli uploads at $rs% speed";
}
}
# are we finished?
my $finished = 1;
for my $b (@buildids) {
if (not $builds{$b}{done}) {
$finished = 0;
last;
}
}
if ($finished) {
&endround();
}
}
sub check_log
{
my ($file) = @_;
if (open F, "<$file") {
my @log = <F>;
close F;
if (grep /No space left on device/, @log) {
return "Out of disk space";
}
if (not grep /^Build Status/, @log) {
return "Incomplete log file";
}
if (grep /segmentation fault/i, @log) {
return "Compiler crashed";
}
if (grep /not found/i, @log) {
return "Command not found";
}
if (grep /permission denied/i, @log) {
return "Permission denied";
}
return "";
}
else {
return "Missing log file";
}
}
sub db_submit
{
return unless ($rbconfig{dbuser} and $rbconfig{dbpwd});
return if ($rbconfig{test});
my ($revision, $id, $client, $timeused, $ultime, $ulsize) = @_;
if ($client) {
$submit_update_sth->execute($client, $timeused, $ultime, $ulsize, $revision, $id) or
slog "DBI: Can't execute statement: ". $submit_update_sth->errstr;
}
else {
$submit_new_sth->execute($revision, $id) or
slog "DBI: Can't execute statement: ". $submit_new_sth->errstr;
}
}
# commands it will accept
our %protocmd = (
'HELLO' => 1,
'COMPLETED' => 1,
'UPLOADING' => 1,
'GIMMEMORE' => 1,
'_PING' => 1,
'_KILL' => 1,
'_BUILD' => 1,
'_CANCEL' => 1,
'_UPDATE' => 1,
'_MESSAGE' => 1,
);
sub parsecmd {
no strict 'refs';
my ($rh, $cmdstr)=@_;
if($cmdstr =~ /^([A-Z_]*) *(.*)/) {
my $func = $1;
my $rest = $2;
chomp $rest;
if($protocmd{$func}) {
&$func($rh, $rest);
#dlog "$client{$rh}{client} said $rest";
}
else {
chomp $cmdstr;
slog "Unknown input: $cmdstr";
}
}
}
# $a and $b are buildids
sub fastclient {
# done builds are, naturally, last
my $s = $builds{$b}{'done'} <=> $builds{$a}{'done'};
if (!$s) {
# delay handing out builds that are being uploaded right now
$s = $builds{$b}{'uploading'} <=> $builds{$a}{'uploading'};
}
if (!$s) {
# 'handcount' is the number of times the build has been handed out
# to a client. Get the lowest one first.
$s = $builds{$b}{'handcount'} <=> $builds{$a}{'handcount'};
}
if (!$s) {
# hand out upload builds before no-upload
$s = $builds{$a}{'upload'} cmp $builds{$b}{'upload'};
}
if(!$s) {
# if the same handcount, take score into account
$s = $builds{$a}{'score'} <=> $builds{$b}{'score'};
}
return $s;
}
# $a and $b are buildids
sub slowclient {
# done builds are, naturally, last
my $s = $builds{$b}{'done'} <=> $builds{$a}{'done'};
if (!$s) {
# delay handing out builds that are being uploaded right now
$s = $builds{$b}{'uploading'} <=> $builds{$a}{'uploading'};
}
if (!$s) {
# 'handcount' is the number of times the build has been handed out
# to a client. Get the lowest one first.
$s = $builds{$b}{'handcount'} <=> $builds{$a}{'handcount'};
}
if(!$s) {
# if the same handcount, take score into account
$s = $builds{$b}{'score'} <=> $builds{$a}{'score'};
}
return $s;
}
# $a and $b are file numbers
sub sortclients {
return $client{$b}{'speed'} <=> $client{$a}{'speed'};
}
sub resetbuildround {
# mark all done builds as not done, not handed out
for my $id (@buildids) {
$builds{$id}{'done'}=0;
$builds{$id}{'handcount'}=0;
}
}
sub startround {
my ($rev) = @_;
# start a build round
&getbuilds();
# no uploads during testing
if (0 and $rbconfig{test}) {
for my $id (@buildids) {
$builds{$id}{upload} = 0;
}
}
$buildround=$rev;
$buildstart=time();
$wastedtime = 0;
$speculative = 0;
resetbuildround();
my $num_clients = scalar &build_clients;
my $num_builds = scalar @buildids;
slog "New round: $num_clients clients $num_builds builds rev $rev";
if (!$num_clients) {
slog "No clients connected. Round aborted.";
return;
}
if (!$num_builds) {
slog "No builds configured. Round aborted.";
return;
}
# disable targets that no client can build
for my $b (@buildids) {
my $found = 0;
for my $cl (&build_clients) {
if (&client_can_build($cl, $b)) {
$found = 1;
last;
}
}
if (not $found) {
slog "Nobody can build $b. Disabling target.";
$builds{$b}{done} = 1;
}
}
if (!builds_undone()) {
slog "No client can build any target! Round aborted.";
return;
}
message sprintf "New build round started. Revision $rev, $num_builds builds, $num_clients clients.";
if (!$rbconfig{test}) {
# run housekeeping script
if (-x $rbconfig{roundstart}) {
my $start = time();
system("$rbconfig{roundstart} $buildround");
my $took = time() - $start;
if ($took > 1) {
slog "rbconfig{roundstart} took $took seconds";
}
}
my $sth = $db->prepare("DELETE FROM log WHERE revision=?") or
slog "DBI: Can't prepare statement: ". $db->errstr;
$sth->execute($buildround);
# fill db with builds to be done
for my $id (@buildids) {
&db_submit($buildround, $id);
}
}
%buildclients = ();
# calculate total connected farm speed
my $totspeed = 0;
for (&build_clients) {
$totspeed += $client{$_}{speed};
}
if ($totspeed) {
bestfit_builds();
}
else {
evenspread_builds();
}
if (1) {
# start all clients who aren't currently running,
# those with allocated builds first
for my $c (sort { $client{$b}{points} <=> $client{$a}{points} }
&build_clients)
{
if (!scalar keys %{$client{$c}{btime}}) {
&start_next_build($c);
}
}
}
}
sub endround {
# end of a build round
if(!$buildround) {
# avoid accidentally doing this twice
return;
}
my $inp = builds_in_progress();
my $took = time() - $buildstart;
my $kills = 0;
# kill all still handed out builds
for my $id (@buildids) {
if($builds{$id}{'handcount'}) {
# find all clients building this and cancel
$kills += kill_build($id);
$builds{$id}{'handcount'}=0;
}
}
slog "End of round $buildround: skipped $inp seconds $took wasted $wastedtime";
message sprintf "Build round completed after $took seconds.";
resetbuildround();
# clear upload dir
rmtree( $rbconfig{uploaddir}, {keep_root => 1} );
if(!$rbconfig{test} and -x $rbconfig{roundend}) {
my $rounds_sth = $db->prepare("INSERT INTO rounds (revision, took, clients) VALUES (?,?,?) ON DUPLICATE KEY UPDATE took=?,clients=?") or
slog "DBI: Can't prepare statement: ". $db->errstr;
$rounds_sth->execute($buildround,
$took, scalar keys %buildclients,
$took, scalar keys %buildclients);
my $start = time();
system("$rbconfig{roundend} $buildround");
my $rbtook = time() - $start;
if ($rbtook > 1) {
slog "roundend took $rbtook seconds";
}
}
$buildround=0;
# recalculate speed values for all clients
for my $cl (&build_clients) {
my ($speed, $ulspeed) = getspeed($client{$cl}{client}, $buildround);
$client{$cl}{avgspeed} = $speed;
$client{$cl}{speed} = $speed;
$client{$cl}{ulspeed} = $ulspeed;
}
if ($nextround) {
&startround($nextround);
$nextround = 0;
}
}
sub checkclients {
my $check = time() - 10;
for my $cl (&build_clients) {
if($client{$cl}{'expect'} eq "_PING") {
# if this is already waiting for a ping, we take different
# precautions and allow for some PING response time
my $pcheck = time() - 30;
if($client{$cl}{'time'} < $pcheck) {
my $t = time() - $client{$cl}{'time'};
# no ping response either, disconnect
$client{$cl}{'bad'}="ping timeout (${t}s)";
}
next;
}
if($client{$cl}{'time'} < $check) {
# too old, speak up!
my $rh = $client{$cl}{'socket'};
my $exp = $client{$cl}{'expect'};
my $t = time() - $client{$cl}{'time'};
if($exp) {
#slog "Alert: Waiting ${t}s for $exp from client $client{$cl}{client}!";
}
command $rh, "PING";
$client{$cl}{'ping'}=[gettimeofday];
$client{$cl}{'expect'}="_PING";
}
}
}
sub client_can_build {
my ($cl, $id)=@_;
# figure out the arch of this build
my $arch = $builds{$id}{'arch'};
# see if this arch is among the supported archs for this client
if(defined $client{$cl}{'archlist'}{$arch}) {
# yes it can build
return 1;
}
return 0; # no cannot build
}
sub client_gone {
my ($cl) = @_;
# check which builds this client had queued, and free them up
for my $id (keys %{$client{$cl}{queue}}) {
$builds{$id}{'assigned'} = 0;
slog "$client{$cl}{client} abandoned build $id";
dblog($cl, "abandoned", $id);
$abandoned_builds += 1;
}
# check which builds this client had started, and decrease handcount
for my $id (keys %{$client{$cl}{btime}}) {
$builds{$id}{handcount}--;
delete $builds{$id}{'clients'}{$cl};
dblog($cl, "abandoned", $id);
}
# are any clients left?
if ($buildround and (scalar &build_clients) == 0) {