[rhmessaging-commits] rhmessaging commits: r4204 - store/trunk/cpp/tools.

Author: kpvdr Date: 2010-08-12 10:57:55 -0400 (Thu, 12 Aug 2010) New Revision: 4204 Modified: store/trunk/cpp/tools/janal.py store/trunk/cpp/tools/jerr.py store/trunk/cpp/tools/resize store/trunk/cpp/tools/store_chk Log: Fix for BZ623653 - "resize and store_chk tools do not correctly analyze some transactional records" Modified: store/trunk/cpp/tools/janal.py =================================================================== --- store/trunk/cpp/tools/janal.py 2010-08-12 13:48:50 UTC (rev 4203) +++ store/trunk/cpp/tools/janal.py 2010-08-12 14:57:55 UTC (rev 4204) @@ -42,7 +42,7 @@ """Add a new record into the map""" if hdr.rid in self.__map: raise jerr.DuplicateRidError(hdr.rid) - self.__map[hdr.rid] = (fid, hdr, lock) + self.__map[hdr.rid] = [fid, hdr, lock] def contains(self, rid): """Return True if the map contains the given rid""" @@ -58,7 +58,7 @@ raise jerr.JWarning("ERROR: Deleting non-existent rid from EnqMap: rid=0x%x" % rid) def get(self, rid): - """Return a tuple (fid, hdr, lock) for the given rid""" + """Return a list [fid, hdr, lock] for the given rid""" if self.contains(rid): return self.__map[rid] return None @@ -88,9 +88,8 @@ def lock(self, rid): """Set the transaction lock for a given rid to True""" if rid in self.__map: - tup = self.__map[rid] - if not tup[2]: - self.__map[rid] = (tup[0], tup[1], True) + if not self.__map[rid][2]: # locked + self.__map[rid][2] = True else: raise jerr.AlreadyLockedError(rid) else: @@ -106,8 +105,7 @@ rid_list = self.__map.keys() rid_list.sort() for rid in rid_list: - rec = self.__map[rid] - if rec[2]: + if self.__map[rid][2]: lock_str = " [LOCKED]" else: lock_str = "" @@ -127,9 +125,8 @@ def unlock(self, rid): """Set the transaction lock for a given rid to False""" if rid in self.__map: - tup = self.__map[rid] - if tup[2]: - self.__map[rid] = (tup[0], tup[1], False) + if self.__map[rid][2]: + self.__map[rid][2] = False else: raise jerr.NotLockedError(rid) else: @@ -153,11 +150,20 @@ def add(self, fid, hdr): """Add a new transactional record into the map""" if isinstance(hdr, jrnl.DeqRec): - self.__emap.lock(hdr.deq_rid) + try: + self.__emap.lock(hdr.deq_rid) + except jerr.JWarning: + # Not in emap, look for rid in tmap + l = self.find_rid(hdr.deq_rid, hdr.xid) + if l == None: + raise jerr.DequeueNonExistentEnqueueError(hdr.deq_rid) + if l[2]: + raise jerr.AlreadyLockedError(hdr.deq_rid) + l[2] = True if hdr.xid in self.__map: - self.__map[hdr.xid].append((fid, hdr)) # append to existing list + self.__map[hdr.xid].append([fid, hdr, False]) # append to existing list else: - self.__map[hdr.xid] = [(fid, hdr)] # create new list + self.__map[hdr.xid] = [[fid, hdr, False]] # create new list def contains(self, xid): """Return True if the xid exists in the map; False otherwise""" @@ -171,6 +177,18 @@ self._abort(hdr.xid) else: raise jerr.InvalidRecordTypeError("delete from TxnMap", hdr.magic, hdr.rid) + + def find_rid(self, rid, xid_hint = None): + """ Search for and return map list with supplied rid. If xid_hint is supplied, try that xid first""" + if xid_hint != None and self.contains(xid_hint): + for l in self.__map[xid_hint]: + if l[1].rid == rid: + return l + for xid in self.__map.iterkeys(): + if xid_hint == None or xid != xid_hint: + for l in self.__map[xid]: + if l[1].rid == rid: + return l def get(self, xid): """Return a list of operations for the given xid""" @@ -210,9 +228,9 @@ def _commit(self, xid): """Perform a commit operation for the given xid record""" mismatch_list = [] - for fid, hdr in self.__map[xid]: - if isinstance(hdr, jrnl.EnqRec): - self.__emap.add(fid, hdr) # Transfer enq to emap + for fid, hdr, lock in self.__map[xid]: + if isinstance(hdr, jrnl.EnqRec): + self.__emap.add(fid, hdr, lock) # Transfer enq to emap else: if self.__emap.contains(hdr.deq_rid): self.__emap.unlock(hdr.deq_rid) Modified: store/trunk/cpp/tools/jerr.py =================================================================== --- store/trunk/cpp/tools/jerr.py 2010-08-12 13:48:50 UTC (rev 4203) +++ store/trunk/cpp/tools/jerr.py 2010-08-12 14:57:55 UTC (rev 4204) @@ -63,6 +63,12 @@ """Constructor""" Exception.__init__(self, "Deleting locked record from EnqMap: rid=0x%s" % rid) +class DequeueNonExistentEnqueueError(Exception): + """Error class for attempting to dequeue a non-existent enqueue record (rid)""" + def __init__(self, deq_rid): + """Constructor""" + Exception.__init__(self, "Dequeuing non-existent rnqueue record: rid=0x%s" % deq_rid) + class DuplicateRidError(Exception): """Error class for placing duplicate rid into enqueue map""" def __init__(self, rid): Modified: store/trunk/cpp/tools/resize =================================================================== --- store/trunk/cpp/tools/resize 2010-08-12 13:48:50 UTC (rev 4203) +++ store/trunk/cpp/tools/resize 2010-08-12 14:57:55 UTC (rev 4204) @@ -126,8 +126,8 @@ if self._opts.vflag and self._jrnl_reader.tmap().size() > 0: print "* Assembling %d records from tmap" % self._jrnl_reader.tmap().size() for xid in self._jrnl_reader.tmap().xids(): - for tup in self._jrnl_reader.tmap().get(xid): - hdr = tup[1] + for l in self._jrnl_reader.tmap().get(xid): + hdr = l[1] hdr.flags &= ~jrnl.Hdr.OWI_MASK # Turn off owi master_record_list[hdr.rid] = hdr rid_list = master_record_list.keys() Modified: store/trunk/cpp/tools/store_chk =================================================================== --- store/trunk/cpp/tools/store_chk 2010-08-12 13:48:50 UTC (rev 4203) +++ store/trunk/cpp/tools/store_chk 2010-08-12 14:57:55 UTC (rev 4204) @@ -84,11 +84,11 @@ rid_list = self.jrnl_rdr.emap().rids() rid_list.sort() for rid in rid_list: - tup = self.jrnl_rdr.emap().get(rid) + l = self.jrnl_rdr.emap().get(rid) locked = "" - if tup[2]: + if l[2]: locked += " (locked)" - print " fid=%d %s%s" % (tup[0], tup[1], locked) + print " fid=%d %s%s" % (l[0], l[1], locked) print "WARNING: Enqueue-Dequeue mismatch, %d enqueued records remain." % self.jrnl_rdr.emap().size() else: print "No remaining enqueued records found (emap empty)." @@ -99,8 +99,8 @@ for xid in self.jrnl_rdr.tmap().xids(): jrnl.Utils.format_xid(xid) recs = self.jrnl_rdr.tmap().get(xid) - for tup in recs: - print " fid=%d %s" % (tup[0], tup[1]) + for l in recs: + print " fid=%d %s" % (l[0], l[1]) print " Total: %d records for %s" % (len(recs), jrnl.Utils.format_xid(xid)) print txn_rec_cnt += len(recs)