From: Terry Burton <tez@terryburton.co.uk>
Date: Thu, 21 Oct 2021 19:17:34 +0000 (+0100)
Subject: git-lfs requires an external mutex (#4283)
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f0bd0db0c9f01624fe19f60714ace1e9768d45ba;p=thirdparty%2Ffreeradius-server.git

git-lfs requires an external mutex (#4283)
---

diff --git a/src/bin/fuzzer.mk b/src/bin/fuzzer.mk
index c12c7ca6d01..ad30eeb6a06 100644
--- a/src/bin/fuzzer.mk
+++ b/src/bin/fuzzer.mk
@@ -28,10 +28,13 @@ TGT_LDLIBS	:= $(LIBS)
 #  Ensure that the large data file is copied from git-lfs,
 #  and then the files are extracted.
 #
+#  git-lfs fails to update the git index when multiple instances run
+#  concurrently.
+#
 .PHONY:src/tests/fuzzer-corpus/$(PROTOCOL)
 src/tests/fuzzer-corpus/$(PROTOCOL):
 	${Q}if [ ! -e $@ ]; then \
-		git -c 'lfs.fetchexclude=' -c 'lfs.fetchinclude=src/tests/fuzzer-corpus/$(PROTOCOL).tar' lfs pull; \
+		flock -F /tmp/git-lfs-mutex git -c 'lfs.fetchexclude=' -c 'lfs.fetchinclude=src/tests/fuzzer-corpus/$(PROTOCOL).tar' lfs pull; \
 		cd src/tests/fuzzer-corpus; \
 		tar -xf $(PROTOCOL).tar; \
 	fi