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lix/tests/ca/concurrent-builds.sh
regnat 8707773965 Properly lock the builds of CA derivations
Make sure that we can’t build the same derivation twice at the same
time.

Fix https://github.com/NixOS/nix/issues/5029
2021-07-20 06:57:56 +02:00

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#!/usr/bin/env bash
# Ensure that we cant build twice the same derivation concurrently.
# Regression test for https://github.com/NixOS/nix/issues/5029
source common.sh
sed -i 's/experimental-features .*/& ca-derivations ca-references/' "$NIX_CONF_DIR"/nix.conf
export NIX_TESTS_CA_BY_DEFAULT=1
clearStore
for i in {0..5}; do
nix build --no-link --file ./racy.nix &
done
wait