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# Infinite push
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#
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# Copyright 2016 Facebook, Inc.
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#
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# This software may be used and distributed according to the terms of the
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# GNU General Public License version 2 or any later version.
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"""
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[infinitepush]
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# Server-side option. Used only if indextype=disk.
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# Filesystem path to the index store
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indexpath = PATH
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"""
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from __future__ import absolute_import
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import os
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from mercurial import util
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from . import indexapi
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class fileindexapi(indexapi.indexapi):
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def __init__(self, repo):
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super(fileindexapi, self).__init__()
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self._repo = repo
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root = repo.ui.config('infinitepush', 'indexpath')
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if not root:
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root = os.path.join('scratchbranches', 'index')
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self._nodemap = os.path.join(root, 'nodemap')
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self._bookmarkmap = os.path.join(root, 'bookmarkmap')
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self._metadatamap = os.path.join(root, 'nodemetadatamap')
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self._lock = None
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def __enter__(self):
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self._lock = self._repo.wlock()
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return self
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def __exit__(self, exc_type, exc_val, exc_tb):
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if self._lock:
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self._lock.__exit__(exc_type, exc_val, exc_tb)
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def addbundle(self, bundleid, nodesctx):
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for node in nodesctx:
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nodepath = os.path.join(self._nodemap, node.hex())
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self._write(nodepath, bundleid)
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def addbookmark(self, bookmark, node):
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bookmarkpath = os.path.join(self._bookmarkmap, bookmark)
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self._write(bookmarkpath, node)
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def addmanybookmarks(self, bookmarks):
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for bookmark, node in bookmarks.items():
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self.addbookmark(bookmark, node)
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def deletebookmarks(self, patterns):
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for pattern in patterns:
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for bookmark, _ in self._listbookmarks(pattern):
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bookmarkpath = os.path.join(self._bookmarkmap, bookmark)
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self._delete(bookmarkpath)
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def getbundle(self, node):
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nodepath = os.path.join(self._nodemap, node)
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return self._read(nodepath)
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def getnode(self, bookmark):
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bookmarkpath = os.path.join(self._bookmarkmap, bookmark)
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return self._read(bookmarkpath)
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def getbookmarks(self, query):
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return dict(self._listbookmarks(query))
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def saveoptionaljsonmetadata(self, node, jsonmetadata):
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vfs = self._repo.vfs
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vfs.write(os.path.join(self._metadatamap, node), jsonmetadata)
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def _listbookmarks(self, pattern):
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if pattern.endswith('*'):
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pattern = 're:^' + pattern[:-1] + '.*'
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kind, pat, matcher = util.stringmatcher(pattern)
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prefixlen = len(self._bookmarkmap) + 1
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for dirpath, _, books in self._repo.vfs.walk(self._bookmarkmap):
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for book in books:
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bookmark = os.path.join(dirpath, book)[prefixlen:]
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if not matcher(bookmark):
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continue
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yield bookmark, self._read(os.path.join(dirpath, book))
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def _write(self, path, value):
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vfs = self._repo.vfs
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dirname = vfs.dirname(path)
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if not vfs.exists(dirname):
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vfs.makedirs(dirname)
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vfs.write(path, value)
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def _read(self, path):
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vfs = self._repo.vfs
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if not vfs.exists(path):
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return None
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return vfs.read(path)
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def _delete(self, path):
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vfs = self._repo.vfs
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if not vfs.exists(path):
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return
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return vfs.unlink(path)
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