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--keep-failed with remote builders will keep the failed build directory on that builder

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Cole Helbling 2025-06-02 14:28:43 -07:00
parent 2960d7adf5
commit 0712339912
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2 changed files with 9 additions and 1 deletions
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9
src/build-remote/build-remote.cc
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@ -329,8 +329,15 @@ connected:
drv.inputSrcs = store->parseStorePathSet(inputs);
optResult = sshStore->buildDerivation(*drvPath, (const BasicDerivation &) drv);
auto & result = *optResult;
if (!result.success())
if (!result.success()) {
if (settings.keepFailed) {
warn(
"The failed build directory was kept on the remote builder due to `--keep-failed`. "
"If the build's architecture matches your host, you can re-run the command with `--builders ''` to disable remote building for this invocation."
);
}
throw Error("build of '%s' on '%s' failed: %s", store->printStorePath(*drvPath), storeUri, result.errorMsg);
}
} else {
copyClosure(*store, *sshStore, StorePathSet {*drvPath}, NoRepair, NoCheckSigs, substitute);
auto res = sshStore->buildPathsWithResults({

1
tests/functional/build-remote.sh
View file

@ -85,6 +85,7 @@ out="$(nix-build 2>&1 failing.nix \
--arg busybox "$busybox")" || true
[[ "$out" =~ .*"note: keeping build directory".* ]]
[[ "$out" =~ .*"The failed build directory was kept on the remote builder due to".* ]]
build_dir="$(grep "note: keeping build" <<< "$out" | sed -E "s/^(.*)note: keeping build directory '(.*)'(.*)$/\2/")"
[[ "foo" = $(<"$build_dir"/bar) ]]