kallithea Changeset - 58905069da21

Changeset - 58905069da21

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beta

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Marcin Kuzminski - 13 years ago 2013-03-07 13:46:24
marcin@python-works.com

Speed up of last_changeset extraction in VCS, in edge cases for git we can get 10x speed improvement by limiting the history extraction if we only need last changeset

3 files changed with 23 insertions and 13 deletions:

rhodecode/lib/vcs/backends/base.py

rhodecode/lib/vcs/backends/git/changeset.py

rhodecode/lib/vcs/backends/hg/changeset.py

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rhodecode/lib/vcs/backends/base.py

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@@ @@ -20,6 +20,7 @@ from rhodecode.lib.vcs.exceptions import @@
     NodeAlreadyAddedError, NodeAlreadyChangedError, NodeAlreadyExistsError, \
     NodeAlreadyRemovedError, NodeDoesNotExistError, NodeNotChangedError, \
     RepositoryError
 import datetime
 class BaseRepository(object):
@@ @@ -980,12 +981,12 @@ class EmptyChangeset(BaseChangeset): @@
     """
     def __init__(self, cs='0' * 40, repo=None, requested_revision=None,
-                 alias=None, revision=-1, message='', author='', date=''):
+                 alias=None, revision=-1, message='', author='', date=None):
         self._empty_cs = cs
         self.revision = revision
         self.message = message
         self.author = author
         self.date = date
+        self.date = date or datetime.datetime.fromtimestamp(0)
         self.repository = repo
         self.requested_revision = requested_revision
         self.alias = alias

rhodecode/lib/vcs/backends/git/changeset.py

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@@ @@ -17,6 +17,7 @@ from rhodecode.lib.vcs.nodes import File @@
 from rhodecode.lib.vcs.utils import safe_unicode
 from rhodecode.lib.vcs.utils import date_fromtimestamp
 from rhodecode.lib.vcs.utils.lazy import LazyProperty
 from rhodecode.lib.utils2 import safe_int
 class GitChangeset(BaseChangeset):
@@ @@ -275,10 +276,9 @@ class GitChangeset(BaseChangeset): @@
         """
         Returns last commit of the file at the given ``path``.
         """
         node = self.get_node(path)
         return node.history[0]
         return self.get_file_history(path, limit=1)[0]
     def get_file_history(self, path):
+    def get_file_history(self, path, limit=None):
         """
         Returns history of file as reversed list of ``Changeset`` objects for
         which file at given ``path`` has been modified.
@@ @@ -287,8 +287,13 @@ class GitChangeset(BaseChangeset): @@
         which is generally not good. Should be replaced with algorithm
         iterating commits.
         """
         self._get_filectx(path)
         if limit:
             cmd = 'log -n %s --pretty="format: %%H" -s -p %s -- "%s"' % (
                       safe_int(limit, 0), self.id, path
+                   )
         else:
         cmd = 'log --pretty="format: %%H" -s -p %s -- "%s"' % (
                   self.id, path
+               )

rhodecode/lib/vcs/backends/hg/changeset.py

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@@ @@ -219,19 +219,23 @@ class MercurialChangeset(BaseChangeset): @@
         """
         Returns last commit of the file at the given ``path``.
         """
         node = self.get_node(path)
         return node.history[0]
         return self.get_file_history(path, limit=1)[0]
     def get_file_history(self, path):
+    def get_file_history(self, path, limit=None):
         """
         Returns history of file as reversed list of ``Changeset`` objects for
         which file at given ``path`` has been modified.
         """
         fctx = self._get_filectx(path)
         nodes = [fctx.filectx(x).node() for x in fctx.filelog()]
         changesets = [self.repository.get_changeset(hex(node))
             for node in reversed(nodes)]
         return changesets
         hist = []
         cnt = 0
         for cs in reversed([x for x in fctx.filelog()]):
             cnt += 1
             hist.append(hex(fctx.filectx(cs).node()))
             if limit and cnt == limit:
                 break
         return [self.repository.get_changeset(node) for node in hist]
     def get_file_annotate(self, path):
         """

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