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Build hook: Pass the timeout to the remote builder

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Note that this will only work if the client has a very recent Nix
version (post 15e1b2c223), otherwise the
--option flag will just be ignored.

Fixes #50.
This commit is contained in:
Eelco Dolstra 2012-09-12 12:15:47 -04:00
parent 4ba47205c6
commit 479e9172b3
2 changed files with 5 additions and 4 deletions
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7
scripts/build-remote.pl.in
View file

@ -46,8 +46,7 @@ sub all { $_ || return 0 for @_; 1 }
# Initialisation.
my $loadIncreased = 0;
my ($localSystem, $maxSilentTime, $printBuildTrace) = @ARGV;
$maxSilentTime = 0 unless defined $maxSilentTime;
my ($localSystem, $maxSilentTime, $printBuildTrace, $buildTimeout) = @ARGV;
my $currentLoad = $ENV{"NIX_CURRENT_LOAD"};
my $conf = $ENV{"NIX_REMOTE_SYSTEMS"};
@ -258,7 +257,9 @@ close UPLOADLOCK;
# Perform the build.
my $buildFlags = "--max-silent-time $maxSilentTime --fallback --add-root $rootsDir/\$PPID.out --option verbosity 0";
my $buildFlags =
"--max-silent-time $maxSilentTime --option build-timeout $buildTimeout "
. "--fallback --add-root $rootsDir/\$PPID.out --option verbosity 0";
# We let the remote side kill its process group when the connection is
# closed unexpectedly. This is necessary to ensure that no processes

2
src/libstore/build.cc
View file

@ -690,10 +690,10 @@ HookInstance::HookInstance()
if (dup2(builderOut.writeSide, 4) == -1)
throw SysError("dupping builder's stdout/stderr");
/* XXX: Pass `buildTimeout' to the hook? */
execl(buildHook.c_str(), buildHook.c_str(), settings.thisSystem.c_str(),
(format("%1%") % settings.maxSilentTime).str().c_str(),
(format("%1%") % settings.printBuildTrace).str().c_str(),
(format("%1%") % settings.buildTimeout).str().c_str(),
NULL);
throw SysError(format("executing `%1%'") % buildHook);