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bzrlib/check.py
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from bzrlib.trace import mutter
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from bzrlib.errors import BzrCheckError, NoSuchRevision
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from bzrlib.inventory import ROOT_ID
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from bzrlib.branch import gen_root_id
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class Check(object):
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    def check(self):
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        self.branch.lock_read()
 
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        self.progress = bzrlib.ui.ui_factory.progress_bar()
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        try:
 
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            self.progress.update('retrieving inventory', 0, 0)
 
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            # do not put in init, as it should be done with progess,
 
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            # and inside the lock.
 
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            self.inventory_weave = self.branch._get_inventory_weave()
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            self.history = self.branch.revision_history()
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            if not len(self.history):
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                # nothing to see here
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                return
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            self.planned_revisions = self.branch.get_ancestry(self.history[-1])
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            self.planned_revisions.remove(None)
 
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            self.plan_revisions()
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            revno = 0
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            self.progress = bzrlib.ui.ui_factory.progress_bar()
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            while revno < len(self.planned_revisions):
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                rev_id = self.planned_revisions[revno]
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                self.progress.update('checking revision', revno,
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                                     len(self.planned_revisions))
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                revno += 1
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                self.check_one_rev(rev_id)
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            self.progress.clear()
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        finally:
 
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            self.progress.clear()
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            self.branch.unlock()
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    def plan_revisions(self):
 
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        if not self.branch.revision_store.listable():
 
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            self.planned_revisions = self.branch.get_ancestry(self.history[-1])
 
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            self.planned_revisions.remove(None)
 
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            # FIXME progress bars should support this more nicely.
 
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            self.progress.clear()
 
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            print ("Checking reachable history -"
 
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                   " for a complete check use a local branch.")
 
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            return
 
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        self.planned_revisions = set(self.branch.revision_store)
 
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        inventoried = set(self.inventory_weave.names())
 
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        awol = self.planned_revisions - inventoried
 
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        if len(awol) > 0:
 
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            raise BzrCheckError('Stored revisions missing from inventory'
 
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                '{%s}' % ','.join([f for f in awol]))
 
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        self.planned_revisions = list(self.planned_revisions)
 
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    def report_results(self, verbose):
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        note('checked branch %s format %d',
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             self.branch.base, 
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                    missing_links = self.missing_parent_links.get(parent, [])
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                    missing_links.append(rev_id)
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                    self.missing_parent_links[parent] = missing_links
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                    # list based so slow, TODO have a planned_revisions list and set.
 
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                    # list based so somewhat slow,
 
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                    # TODO have a planned_revisions list and set.
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                    if self.branch.has_revision(parent):
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                        missing_ancestry = self.branch.get_ancestry(parent)
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                        for missing in missing_ancestry: