mercurial/upgrade_utils/engine.py

46055:7740d5102760

    This function is called after revlogs and store files have been copied but
    before the new store is swapped into the original location.
    """


def upgrade(
    ui, srcrepo, dstrepo, requirements, actions, revlogs=UPGRADE_ALL_REVLOGS
):
    """Do the low-level work of upgrading a repository.

    The upgrade is effectively performed as a copy between a source
    repository and a temporary destination repository.

            b'(it is safe to interrupt this process any time before '
            b'data migration completes)\n'
        )
    )

    if b're-delta-all' in actions:
        deltareuse = revlog.revlog.DELTAREUSENEVER
    elif b're-delta-parent' in actions:
        deltareuse = revlog.revlog.DELTAREUSESAMEREVS
    elif b're-delta-multibase' in actions:
        deltareuse = revlog.revlog.DELTAREUSESAMEREVS
    elif b're-delta-fulladd' in actions:
        deltareuse = revlog.revlog.DELTAREUSEFULLADD
    else:
        deltareuse = revlog.revlog.DELTAREUSEALWAYS

    with dstrepo.transaction(b'upgrade') as tr:

            ui,
            srcrepo,
            dstrepo,
            tr,
            deltareuse,
            b're-delta-multibase' in actions,
            revlogs=revlogs,
        )

    # Now copy other files in the store directory.
    # The sorted() makes execution deterministic.
    for p, kind, st in sorted(srcrepo.store.vfs.readdir(b'', stat=True)):
        if not _filterstorefile(srcrepo, dstrepo, requirements, p, kind, st):
            continue

        srcrepo.ui.status(_(b'copying %s\n') % p)
        src = srcrepo.store.rawvfs.join(p)
        dst = dstrepo.store.rawvfs.join(p)

        _(
            b'finalizing requirements file and making repository readable '
            b'again\n'
        )
    )
    scmutil.writereporequirements(srcrepo, requirements)

    # The lock file from the old store won't be removed because nothing has a
    # reference to its new location. So clean it up manually. Alternatively, we
    # could update srcrepo.svfs and other variables to point to the new
    # location. This is simpler.

46056:c407513a44a3

    This function is called after revlogs and store files have been copied but
    before the new store is swapped into the original location.
    """


def upgrade(ui, srcrepo, dstrepo, upgrade_op):
    """Do the low-level work of upgrading a repository.

    The upgrade is effectively performed as a copy between a source
    repository and a temporary destination repository.

            b'(it is safe to interrupt this process any time before '
            b'data migration completes)\n'
        )
    )

    if b're-delta-all' in upgrade_op.actions:
        deltareuse = revlog.revlog.DELTAREUSENEVER
    elif b're-delta-parent' in upgrade_op.actions:
        deltareuse = revlog.revlog.DELTAREUSESAMEREVS
    elif b're-delta-multibase' in upgrade_op.actions:
        deltareuse = revlog.revlog.DELTAREUSESAMEREVS
    elif b're-delta-fulladd' in upgrade_op.actions:
        deltareuse = revlog.revlog.DELTAREUSEFULLADD
    else:
        deltareuse = revlog.revlog.DELTAREUSEALWAYS

    with dstrepo.transaction(b'upgrade') as tr:

            ui,
            srcrepo,
            dstrepo,
            tr,
            deltareuse,
            b're-delta-multibase' in upgrade_op.actions,
            revlogs=upgrade_op.revlogs_to_process,
        )

    # Now copy other files in the store directory.
    # The sorted() makes execution deterministic.
    for p, kind, st in sorted(srcrepo.store.vfs.readdir(b'', stat=True)):
        if not _filterstorefile(
            srcrepo, dstrepo, upgrade_op.requirements, p, kind, st
        ):
            continue

        srcrepo.ui.status(_(b'copying %s\n') % p)
        src = srcrepo.store.rawvfs.join(p)
        dst = dstrepo.store.rawvfs.join(p)

        _(
            b'finalizing requirements file and making repository readable '
            b'again\n'
        )
    )
    scmutil.writereporequirements(srcrepo, upgrade_op.requirements)

    # The lock file from the old store won't be removed because nothing has a
    # reference to its new location. So clean it up manually. Alternatively, we
    # could update srcrepo.svfs and other variables to point to the new
    # location. This is simpler.