mirror of
https://github.com/facebook/sapling.git
synced 2024-10-11 17:27:53 +03:00
17023648b6
Summary: Adds logic to create the commit, using info from p4 CL + the list of added and removed files. For a high-level overview of p4seqimport, please check https://our.intern.facebook.com/intern/wiki/IDI/p4seqimport/ Differential Revision: D7063983 fbshipit-source-id: c64e44c19d06e54fe35121a8d6128de050f93823
86 lines
2.8 KiB
Python
86 lines
2.8 KiB
Python
# (c) 2017-present Facebook Inc.
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from __future__ import absolute_import
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import errno
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import os
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from mercurial.i18n import _
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from mercurial import (
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commands,
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lock as lockmod,
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)
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from . import importer, p4
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class ChangelistImporter(object):
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def __init__(self, ui, repo, client, storepath):
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self.ui = ui
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self.repo = repo
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self.client = client
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self.storepath = storepath
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def importcl(self, p4cl):
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wlock = lock = None
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try:
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wlock = self.repo.wlock()
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lock = self.repo.lock()
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self._import(p4cl)
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except Exception as e:
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self.ui.write_err(_('Failed importing CL%d: %s\n') % (p4cl.cl, e))
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raise e
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finally:
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lockmod.release(lock, wlock)
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def _import(self, p4cl):
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'''Converts the provided p4 CL into a commit in hg'''
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self.ui.debug('importing CL%d\n' % p4cl.cl)
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fstat = p4.parse_fstat(p4cl.cl, self.client)
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added, moved, removed = [], [], []
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for info in fstat:
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action = info['action']
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p4path = info['depotFile']
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hgpath = importer.relpath(self.client, p4path)
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if action in p4.ACTION_DELETE + p4.ACTION_ARCHIVE:
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removed.append(hgpath)
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else:
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with self._safe_open(hgpath) as f:
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f.write(self._get_file_content(p4path, p4cl.cl))
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if action in p4.ACTION_ADD:
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added.append(hgpath)
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self._create_commit(p4cl, added, moved, removed)
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def _safe_open(self, path):
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'''Returns file handle for path, creating non-existing directories'''
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dirname = os.path.dirname(path)
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try:
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os.makedirs(dirname)
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except OSError as err:
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if err.errno != errno.EEXIST or not os.path.isdir(dirname):
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raise err
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return open(path, 'w')
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def _get_file_content(self, p4path, clnum):
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'''Returns file content for file in p4path'''
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# TODO try to get file from local stores instead of resorting to
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# p4 print, similar to what importer.FileImporter does
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return p4.get_file(p4path, clnum=clnum)
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def _create_commit(self, p4cl, added, moved, removed):
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'''Performs all hg add/mv/rm and creates a commit'''
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if added:
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commands.add(self.ui, self.repo, *added)
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if removed:
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commands.remove(self.ui, self.repo, *removed)
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parsed_cl = p4cl.parsed
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# TODO treat desc and user same way as fastimport
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commands.commit(
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self.ui,
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self.repo,
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message=parsed_cl['desc'],
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date=(parsed_cl['time'], 0),
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user=parsed_cl['user'],
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# TODO add p4 CL number as extra
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)
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# TODO deal with moved files
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