nodemap: double check the source docket when doing incremental update
In theory, the index will have the information we expect it to have. However by
security, it seems safer to double check that the incremental data are generated
from the data currently on disk.
Differential Revision: https://phab.mercurial-scm.org/D7890
# extension to emulate invoking 'patch.internalpatch()' at the time
# specified by '[fakepatchtime] fakenow'
from __future__ import absolute_import
from mercurial import (
extensions,
patch as patchmod,
registrar,
)
from mercurial.utils import dateutil
configtable = {}
configitem = registrar.configitem(configtable)
configitem(
b'fakepatchtime', b'fakenow', default=None,
)
def internalpatch(
orig,
ui,
repo,
patchobj,
strip,
prefix=b'',
files=None,
eolmode=b'strict',
similarity=0,
):
if files is None:
files = set()
r = orig(
ui,
repo,
patchobj,
strip,
prefix=prefix,
files=files,
eolmode=eolmode,
similarity=similarity,
)
fakenow = ui.config(b'fakepatchtime', b'fakenow')
if fakenow:
# parsing 'fakenow' in YYYYmmddHHMM format makes comparison between
# 'fakenow' value and 'touch -t YYYYmmddHHMM' argument easy
fakenow = dateutil.parsedate(fakenow, [b'%Y%m%d%H%M'])[0]
for f in files:
repo.wvfs.utime(f, (fakenow, fakenow))
return r
def extsetup(ui):
extensions.wrapfunction(patchmod, 'internalpatch', internalpatch)