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reproducible: Move class function code into library

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To try and avoid parse/memory overhead of functions within bitbake,
move the bulk of the reproducibility functions to the function library.

(From OE-Core rev: f2fd1c9d75e774c8a5271cdc1ec6f65c4492f941)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Richard Purdie
2021-10-14 12:17:55 +01:00
parent 4f8eec834a
commit a28891c779
3 changed files with 36 additions and 36 deletions
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meta/lib/oe/reproducible.py
+33
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@@ -106,3 +106,36 @@ def get_source_date_epoch(d, sourcedir):
fixed_source_date_epoch(d) # Last resort
)
def epochfile_read(epochfile, d):
cached, efile = d.getVar('__CACHED_SOURCE_DATE_EPOCH') or (None, None)
if cached and efile == epochfile:
return cached
if cached and epochfile != efile:
bb.debug(1, "Epoch file changed from %s to %s" % (efile, epochfile))
source_date_epoch = int(d.getVar('SOURCE_DATE_EPOCH_FALLBACK'))
try:
with open(epochfile, 'r') as f:
s = f.read()
try:
source_date_epoch = int(s)
except ValueError:
bb.warn("SOURCE_DATE_EPOCH value '%s' is invalid. Reverting to SOURCE_DATE_EPOCH_FALLBACK" % s)
source_date_epoch = int(d.getVar('SOURCE_DATE_EPOCH_FALLBACK'))
bb.debug(1, "SOURCE_DATE_EPOCH: %d" % source_date_epoch)
except FileNotFoundError:
bb.debug(1, "Cannot find %s. SOURCE_DATE_EPOCH will default to %d" % (epochfile, source_date_epoch))
d.setVar('__CACHED_SOURCE_DATE_EPOCH', (str(source_date_epoch), epochfile))
return str(source_date_epoch)
def epochfile_write(source_date_epoch, epochfile, d):
bb.debug(1, "SOURCE_DATE_EPOCH: %d" % source_date_epoch)
bb.utils.mkdirhier(os.path.dirname(epochfile))
tmp_file = "%s.new" % epochfile
with open(tmp_file, 'w') as f:
f.write(str(source_date_epoch))
os.rename(tmp_file, epochfile)