153 lines
3.7 KiB
Perl
153 lines
3.7 KiB
Perl
# ex:ts=8 sw=4:
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# $OpenBSD: ErrorList.pm,v 1.11 2023/05/29 19:04:50 espie Exp $
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#
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# Copyright (c) 2010-2013 Marc Espie <espie@openbsd.org>
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#
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# Permission to use, copy, modify, and distribute this software for any
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# purpose with or without fee is hereby granted, provided that the above
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# copyright notice and this permission notice appear in all copies.
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#
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# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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use v5.36;
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# Abstract interface to problems that must be handled asynchronously
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# by the engine
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use DPB::Queue;
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# the base class manages a list of issues, and has a basic "recheck"
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# call (template method pattern) that will be specialized.
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package DPB::ErrorList::Base;
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our @ISA = qw(DPB::ListQueue);
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# we return 0 only if there was exactly zero problem to check in the first
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# place, because removing some locks means we ought to run things once more.
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sub recheck($list, $engine)
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{
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return 0 if @$list == 0;
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my $locker = $engine->{locker};
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my @keep = ();
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while (my $v = shift @$list) {
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if ($list->unlock_early($v, $engine)) {
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$locker->unlock($v);
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next;
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}
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if ($locker->locked($v)) {
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push(@keep, $v);
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} else {
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$list->reprepare($v, $engine);
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}
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}
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push(@$list, @keep) if @keep != 0;
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return 1;
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}
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sub stringize($list)
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{
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my @l = ();
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for my $e (@$list) {
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my $s = $e->logname;
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if (defined $e->{host} && !$e->{host}->is_localhost) {
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$s .= "(".$e->{host}->name.")";
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}
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if (defined $e->{info} && $e->{info}->has_property('nojunk')) {
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$s .= '!';
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}
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push(@l, $s);
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}
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return join(' ', @l);
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}
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sub reprepare($class, $v, $engine)
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{
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$v->requeue($engine);
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}
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# actual errors, if the user removes the lock, then rescan and requeue
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package DPB::ErrorList;
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our @ISA = (qw(DPB::ErrorList::Base));
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sub unlock_early($list, $v, $engine)
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{
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if ($v->unlock_conditions($engine)) {
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$v->requeue($engine);
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return 1;
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} else {
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return 0;
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}
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}
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sub reprepare($list, $v, $engine)
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{
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$engine->rescan($v);
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}
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# locks: stuff that can't be built because something else with an almost
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# identical path is building.
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package DPB::LockList;
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our @ISA = (qw(DPB::ErrorList::Base));
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sub unlock_early # forwarder
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{
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&DPB::ErrorList::unlock_early;
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}
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sub stringize($list)
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{
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my @l = ();
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my $done = {};
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for my $e (@$list) {
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my $s = $e->lockname;
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if (!defined $done->{$s}) {
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push(@l, $s);
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$done->{$s} = 1;
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}
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}
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return join(' ', @l);
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}
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# NFS overload handling. Doesn't appear that often these days
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# at the end of a succesful build, the packages might not show up
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# directly. So keep them around
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# TODO also shows up when a directory has been cvs updated and
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# we have package revision bumps. Can this be automated ? probably
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package DPB::NFSList;
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our @ISA = (qw(DPB::ErrorList::Base));
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sub reprepare # forwarder
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{
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&DPB::ErrorList::reprepare;
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}
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sub unlock_early($list, $v, $engine)
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{
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my $okay = 1;
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my $sub = $engine->{buildable};
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my $h = $sub->{nfs}{$v};
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while (my ($k, $w) = each %$h) {
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if ($sub->remove_stub($w)) {
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delete $h->{$k};
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} elsif ($sub->{builder}->end_check($w)) {
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$sub->mark_as_done($w);
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$w->log_as_built($engine);
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delete $h->{$k};
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} else {
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$okay = 0;
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# infamous: this is the case where the server is late
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# seeing the files
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$engine->log('H', $w);
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}
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}
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if ($okay) {
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delete $sub->{nfs}{$v};
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}
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return $okay;
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}
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1;
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