##// END OF EJS Templates
lock: pass "success" boolean to _afterlock callbacks...
lock: pass "success" boolean to _afterlock callbacks This lets the callback decide if it should actually run or not. I suspect that most callbacks (and hooks) *should not* run in this scenario, but I'm trying to not break any existing behavior. `persistmanifestcache`, however, seems actively dangerous to run: we just encountered an exception and the repo is in an unknown state (hopefully a consistent one due to transactions, but this is not 100% guaranteed), and the data we cache may be based on this unknown state. This was observed by our users since we wrap some of the functions that persistmanifestcache calls and it expects that the repo object is in a certain state that we'd set up earlier. If the user hits ctrl-c before we establish that state, we end up crashing there. I'm going to make that extension resilient to this issue, but figured it might be a common issue and should be handled here as well instead of just working around the issue. Differential Revision: https://phab.mercurial-scm.org/D7459

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indexapi.py
72 lines | 2.1 KiB | text/x-python | PythonLexer
# Infinite push
#
# Copyright 2016 Facebook, Inc.
#
# This software may be used and distributed according to the terms of the
# GNU General Public License version 2 or any later version.
from __future__ import absolute_import
class indexapi(object):
"""Class that manages access to infinitepush index.
This class is a context manager and all write operations (like
deletebookmarks, addbookmark etc) should use `with` statement:
with index:
index.deletebookmarks(...)
...
"""
def __init__(self):
"""Initializes the metadata store connection."""
def close(self):
"""Cleans up the metadata store connection."""
def __enter__(self):
return self
def __exit__(self, exc_type, exc_val, exc_tb):
pass
def addbundle(self, bundleid, nodesctx):
"""Takes a bundleid and a list of node contexts for each node
in that bundle and records that."""
raise NotImplementedError()
def addbookmark(self, bookmark, node):
"""Takes a bookmark name and hash, and records mapping in the metadata
store."""
raise NotImplementedError()
def addmanybookmarks(self, bookmarks):
"""Takes a dict with mapping from bookmark to hash and records mapping
in the metadata store."""
raise NotImplementedError()
def deletebookmarks(self, patterns):
"""Accepts list of bookmarks and deletes them.
"""
raise NotImplementedError()
def getbundle(self, node):
"""Returns the bundleid for the bundle that contains the given node."""
raise NotImplementedError()
def getnode(self, bookmark):
"""Returns the node for the given bookmark. None if it doesn't exist."""
raise NotImplementedError()
def getbookmarks(self, query):
"""Returns bookmarks that match the query"""
raise NotImplementedError()
def saveoptionaljsonmetadata(self, node, jsonmetadata):
"""Saves optional metadata for a given node"""
raise NotImplementedError()
class indexexception(Exception):
pass