[OE-core] [PATCH v2 2/2] buildhistory: support generating sha256 checksums of regular files
Jacob Kroon
jacob.kroon at gmail.com
Wed Jan 9 20:30:51 UTC 2019
Introduce 'sha256' in BUILDHISTORY_FEATURES and enable it by default
when doing reproducible builds.
When enabled this will additionally create:
files-in-package-sha256.txt
files-in-image-sha256.txt
files-in-sdk-sha256.txt
containing the sha256 checksums of regular files.
Signed-off-by: Jacob Kroon <jacob.kroon at gmail.com>
---
meta/classes/buildhistory.bbclass | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
Changes in v2:
* Switch to sha256
* Let find only build the arguments and execute sha256sum once
* Use single quotes in inline python code
diff --git a/meta/classes/buildhistory.bbclass b/meta/classes/buildhistory.bbclass
index 33eb1b00f6..84f85da0bd 100644
--- a/meta/classes/buildhistory.bbclass
+++ b/meta/classes/buildhistory.bbclass
@@ -7,7 +7,8 @@
# Copyright (C) 2007-2011 Koen Kooi <koen at openembedded.org>
#
-BUILDHISTORY_FEATURES ?= "image package sdk"
+BUILDHISTORY_FEATURES ?= "image package sdk \
+ ${@ 'sha256' if bb.utils.to_boolean(d.getVar('BUILD_REPRODUCIBLE_BINARIES')) else ''}"
BUILDHISTORY_DIR ?= "${TOPDIR}/buildhistory"
BUILDHISTORY_DIR_IMAGE = "${BUILDHISTORY_DIR}/images/${MACHINE_ARCH}/${TCLIBC}/${IMAGE_BASENAME}"
BUILDHISTORY_DIR_PACKAGE = "${BUILDHISTORY_DIR}/packages/${MULTIMACH_TARGET_SYS}/${PN}"
@@ -526,7 +527,12 @@ buildhistory_list_files() {
eval ${FAKEROOTENV} ${FAKEROOTCMD} $find_cmd
else
eval $find_cmd
- fi | sort -k5 | sed 's/ * -> $//' > $2 )
+ fi | sort -k5 | sed 's/ * -> $//' > $2
+ if [ "${@bb.utils.contains('BUILDHISTORY_FEATURES', 'sha256', '1', '0', d)}" = "1" ] ; then
+ sha256filename=$(echo $2 | sed 's/\.txt$/-sha256.txt/')
+ find -type f -exec sha256sum {} + | sort -k2 > $sha256filename
+ [ -s $sha256filename ] || rm $sha256filename # remove result if empty
+ fi )
}
buildhistory_list_pkg_files() {
--
2.11.0
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