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Makefile: Serialize tarballs reproducibly

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This ensures that when we rerun the container build without
changing the source, we get the same thing.  Which then
further ensures we don't invalidate any cached disk images,
etc.

Signed-off-by: Colin Walters <walters@verbum.org>
This commit is contained in:
Colin Walters
2024-06-06 07:48:47 -04:00
committed by John Eckersberg
parent 5e21297e1b
commit 91ed63caf1
1 changed files with 6 additions and 2 deletions
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8
Makefile
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@@ -1,5 +1,9 @@
prefix ?= /usr
SOURCE_DATE_EPOCH ?= $(shell git log -1 --pretty=%ct)
# https://reproducible-builds.org/docs/archives/
TAR_REPRODUCIBLE = tar --mtime="@${SOURCE_DATE_EPOCH}" --sort=name --owner=0 --group=0 --numeric-owner --pax-option=exthdr.name=%d/PaxHeaders/%f,delete=atime,delete=ctime
all:
cargo build --release
@@ -23,10 +27,10 @@ install-with-tests: install
install -D -m 0755 target/release/tests-integration $(DESTDIR)$(prefix)/bin/bootc-integration-tests
bin-archive: all
$(MAKE) install DESTDIR=tmp-install && tar --zstd -C tmp-install -cf target/bootc.tar.zst . && rm tmp-install -rf
$(MAKE) install DESTDIR=tmp-install && $(TAR_REPRODUCIBLE) --zstd -C tmp-install -cf target/bootc.tar.zst . && rm tmp-install -rf
test-bin-archive: all
$(MAKE) install-with-tests DESTDIR=tmp-install && tar --zstd -C tmp-install -cf target/bootc.tar.zst . && rm tmp-install -rf
$(MAKE) install-with-tests DESTDIR=tmp-install && $(TAR_REPRODUCIBLE) --zstd -C tmp-install -cf target/bootc.tar.zst . && rm tmp-install -rf
install-kola-tests:
install -D -t $(DESTDIR)$(prefix)/lib/coreos-assembler/tests/kola/bootc tests/kolainst/*