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upgrade: support upgrade to/from zstd storage (issue6088)...
upgrade: support upgrade to/from zstd storage (issue6088) Now that we have an official config option for a shiny format improvement, we better make it simple to migrate to/from it.

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constants.py
41 lines | 986 B | text/x-python | PythonLexer
from __future__ import absolute_import
import struct
from mercurial.i18n import _
NETWORK_CAP_LEGACY_SSH_GETFILES = 'exp-remotefilelog-ssh-getfiles-1'
SHALLOWREPO_REQUIREMENT = "exp-remotefilelog-repo-req-1"
BUNDLE2_CAPABLITY = "exp-remotefilelog-b2cap-1"
FILENAMESTRUCT = '!H'
FILENAMESIZE = struct.calcsize(FILENAMESTRUCT)
NODESIZE = 20
PACKREQUESTCOUNTSTRUCT = '!I'
NODECOUNTSTRUCT = '!I'
NODECOUNTSIZE = struct.calcsize(NODECOUNTSTRUCT)
PATHCOUNTSTRUCT = '!I'
PATHCOUNTSIZE = struct.calcsize(PATHCOUNTSTRUCT)
FILEPACK_CATEGORY=""
TREEPACK_CATEGORY="manifests"
ALL_CATEGORIES = [FILEPACK_CATEGORY, TREEPACK_CATEGORY]
# revision metadata keys. must be a single character.
METAKEYFLAG = 'f' # revlog flag
METAKEYSIZE = 's' # full rawtext size
def getunits(category):
if category == FILEPACK_CATEGORY:
return _("files")
if category == TREEPACK_CATEGORY:
return _("trees")
# Repack options passed to ``markledger``.
OPTION_PACKSONLY = 'packsonly'