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* Always print hook output on stderr, even if --no-build-output is

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set.
* In the build hook, print a trace message to allow Hydra to pick up
  the name of the remote machine used for the build.
This commit is contained in:
Eelco Dolstra 2010-08-31 12:36:24 +00:00
parent e2e168f7c2
commit bf0dde9597
2 changed files with 17 additions and 6 deletions
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7
scripts/build-remote.pl.in
View file

@ -42,7 +42,7 @@ sub all { $_ || return 0 for @_; 1 }
# Initialisation. # Initialisation.
my $loadIncreased = 0; my $loadIncreased = 0;
my ($localSystem, $maxSilentTime) = @ARGV; my ($localSystem, $maxSilentTime, $printBuildTrace) = @ARGV;
$maxSilentTime = 0 unless defined $maxSilentTime; $maxSilentTime = 0 unless defined $maxSilentTime;
my $currentLoad = $ENV{"NIX_CURRENT_LOAD"}; my $currentLoad = $ENV{"NIX_CURRENT_LOAD"};
@ -197,12 +197,15 @@ REQ: while (1) {
# Tell Nix we've accepted the build. # Tell Nix we've accepted the build.
print STDERR "building `$drvPath' on `$hostName'\n";
sendReply "accept"; sendReply "accept";
my @inputs = split /\s/, readline(STDIN); my @inputs = split /\s/, readline(STDIN);
my @outputs = split /\s/, readline(STDIN); my @outputs = split /\s/, readline(STDIN);
print STDERR "building `$drvPath' on `$hostName'\n";
print STDERR "@ build-remote $drvPath $hostName\n" if $printBuildTrace;
my $maybeSign = ""; my $maybeSign = "";
$maybeSign = "--sign" if -e "/nix/etc/nix/signing-key.sec"; $maybeSign = "--sign" if -e "/nix/etc/nix/signing-key.sec";

16
src/libstore/build.cc
View file

@ -678,7 +678,9 @@ HookInstance::HookInstance()
throw SysError("dupping builder's stdout/stderr"); throw SysError("dupping builder's stdout/stderr");
execl(buildHook.c_str(), buildHook.c_str(), thisSystem.c_str(), execl(buildHook.c_str(), buildHook.c_str(), thisSystem.c_str(),
(format("%1%") % maxSilentTime).str().c_str(), NULL); (format("%1%") % maxSilentTime).str().c_str(),
(format("%1%") % printBuildTrace).str().c_str(),
NULL);
throw SysError(format("executing `%1%'") % buildHook); throw SysError(format("executing `%1%'") % buildHook);
@ -1362,7 +1364,8 @@ HookReply DerivationGoal::tryBuildHook()
reply = string(s, 2); reply = string(s, 2);
break; break;
} }
handleChildOutput(worker.hook->fromHook.readSide, s + "\n"); s += "\n";
writeToStderr((unsigned char *) s.c_str(), s.size());
} }
debug(format("hook reply is `%1%'") % reply); debug(format("hook reply is `%1%'") % reply);
@ -2023,11 +2026,16 @@ void DerivationGoal::deleteTmpDir(bool force)
void DerivationGoal::handleChildOutput(int fd, const string & data) void DerivationGoal::handleChildOutput(int fd, const string & data)
{ {
if (verbosity >= buildVerbosity)
writeToStderr((unsigned char *) data.c_str(), data.size());
if ((hook && fd == hook->builderOut.readSide) || if ((hook && fd == hook->builderOut.readSide) ||
(!hook && fd == builderOut.readSide)) (!hook && fd == builderOut.readSide))
{
if (verbosity >= buildVerbosity)
writeToStderr((unsigned char *) data.c_str(), data.size());
writeFull(fdLogFile, (unsigned char *) data.c_str(), data.size()); writeFull(fdLogFile, (unsigned char *) data.c_str(), data.size());
}
if (hook && fd == hook->fromHook.readSide)
writeToStderr((unsigned char *) data.c_str(), data.size());
} }