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make allocpool check the allocations file #3839

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make allocpool check the allocations file #3839

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14 changes: 14 additions & 0 deletions scripts/mkcloudhost/allocpool
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Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ use Time::HiRes qw(sleep);
use Fcntl qw(:DEFAULT :flock);

my $pooldir="$ENV{HOME}/pool";
my $allocationsfile="$ENV{HOME}/allocations";
my $allocname="tmpqueuesched.pid";
# Take the oldest directory
my @dirs= sort { (stat("$a/$allocname"))[9] <=>
Expand All @@ -19,6 +20,19 @@ sleep(rand(2)); # reduce chance of collisions with make -j
# lock+select testdir
my $found=0;
foreach my $d (@dirs) {
# check that allocations isn't out of sync with pool
open my $fha, $allocationsfile or die "Error: cant read $allocationsfile";
my $allocationfound=0;
my $n=$d;
$n=~ s/$pooldir\///;
while(my $line=<$fha>) {
if($line =~ /^[a-z]*$n jenkins$/) {
$allocationfound=1;
last;
}
}
if(!$allocationfound) {die "Error: cant find in $allocationsfile: $n jenkins"}
close($fha);
# use own allocation lock protocol
my $a="$d/$allocname";
sysopen my $fh, $a, O_RDWR|O_CREAT or die "cant create $a";
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