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author | Brendan Le Foll <brendan.le.foll@intel.com> | 2016-02-25 15:07:06 +0000 |
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committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2016-02-26 17:20:05 +0000 |
commit | 813bd1f806d27d46d6df8fbc8b878e78ac0053a1 (patch) | |
tree | 7024f64792ae014e56d0bcea6f029a7f0475e224 /bitbake/lib/bb/utils.py | |
parent | 7bb9e8ddbfabfbaebe1b3cb635b6d9979854cc47 (diff) | |
download | openembedded-core-contrib-813bd1f806d27d46d6df8fbc8b878e78ac0053a1.tar.gz |
bitbake: utils.py: Add sha1_file call
This is useful as npm-lockdown uses sha1 because npm releases the sha1 of
packages and whilst this is undocumented it seems no other algorithm is
supported
(Bitbake rev: fd5d9011f6dd7029895b64d8a02d33185b9aa8ae)
Signed-off-by: Brendan Le Foll <brendan.le.foll@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'bitbake/lib/bb/utils.py')
-rw-r--r-- | bitbake/lib/bb/utils.py | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/bitbake/lib/bb/utils.py b/bitbake/lib/bb/utils.py index 82579b8a15..7ab8927608 100644 --- a/bitbake/lib/bb/utils.py +++ b/bitbake/lib/bb/utils.py @@ -534,6 +534,21 @@ def sha256_file(filename): s.update(line) return s.hexdigest() +def sha1_file(filename): + """ + Return the hex string representation of the SHA1 checksum of the filename + """ + try: + import hashlib + except ImportError: + return None + + s = hashlib.sha1() + with open(filename, "rb") as f: + for line in f: + s.update(line) + return s.hexdigest() + def preserved_envvars_exported(): """Variables which are taken from the environment and placed in and exported from the metadata""" |