void releaseRange() { LBIDRange r; r.start = 12345; r.size = 5; copylocks.lock(CopyLocks::WRITE); copylocks.releaseRange(r); r.start = 12350; copylocks.releaseRange(r); copylocks.release(CopyLocks::WRITE); cout << "OK\n"; }
void lockRange() { LBIDRange r; r.start = 12345; r.size = 5; copylocks.lock(CopyLocks::WRITE); if (copylocks.isLocked(r)) cout << "already locked\n"; else { copylocks.lockRange(r, -1); cout << "got the 1st lock\n"; } r.start = 12349; if (copylocks.isLocked(r)) cout << "2nd range is locked\n"; else cout << "2nd range is NOT locked\n"; r.start = 12350; if (copylocks.isLocked(r)) cout << "3rd range is locked\n"; else { copylocks.lockRange(r, -1); cout << "got the 3rd lock\n"; } copylocks.release(CopyLocks::WRITE); }
// cut & pasted from brm_good_2(), but with rollback instead of commit. void brm_good_3() { DBRM brm; VBBM vbbm; VSS vss; CopyLocks cl; int i, err, size; vector<LBID_t> lbids; vector<LBID_t>::iterator lbid; vector<EMEntry> extents; LBIDRange_v ranges; LBIDRange_v::iterator lbidRangeIT; VBRange_v vbRanges, vbRanges2; VBRange_v::iterator vbRangesIT; LBIDRange_v tmp; EMEntry em; OID_t oid; uint32_t fbo; LBIDRange range; VBRange vbRange; VER_t verID; bool vbFlag; bool caughtException; // Buildbot times out on the getBlocks() call during leakcheck b/c it takes // > 5 mins for some reason. Have to ping it before 300 seconds go by. void (*oldsig)(int); cerr << "brm_good_3" << endl; oldsig = signal(SIGALRM, keepalive); alarm(290); err = brm.lookup(0, 0, false, oid, fbo); CPPUNIT_ASSERT(err != 0); err = brm.lookup(0, 0, true, oid, fbo); CPPUNIT_ASSERT(err != 0); err = brm.createExtent(8000, 1, lbids, size); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(size == brm.getExtentSize()); CPPUNIT_ASSERT(lbids.size() == 1); CPPUNIT_ASSERT(*(lbids.begin()) == 0); err = brm.getExtents(1, extents); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(extents.size() == 1); em = *(extents.begin()); CPPUNIT_ASSERT(em.range.start == 0); CPPUNIT_ASSERT(em.range.size*1024 == static_cast<uint32_t>(brm.getExtentSize())); CPPUNIT_ASSERT(em.HWM == 0); CPPUNIT_ASSERT(em.blockOffset == 0); for (i = 0; i < 5; i++) { range.start = i * 100; range.size = 100; ranges.push_back(range); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); err = brm.beginVBCopy(1, ranges, vbRanges); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(brm.checkConsistency() == 0); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); err = brm.beginVBCopy(1, ranges, vbRanges2); CPPUNIT_ASSERT(err != 0); CPPUNIT_ASSERT(brm.checkConsistency() == 0); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); for (i = 0; i < 500; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err != 0); } vbRange = *(vbRanges.begin()); // CPPUNIT_ASSERT(vbRange.vbFBO == 0); for (i = 0; i < (int)vbRange.size; i++) { err = brm.writeVBEntry(1, i, vbRange.vbOID, vbRange.vbFBO + i); CPPUNIT_ASSERT(err == 0); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); for (i = 0; i < (int)vbRange.size; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 1); CPPUNIT_ASSERT(vbFlag == false); verID = MAXINT; err = brm.vssLookup(i, verID, 0, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 0); CPPUNIT_ASSERT(vbFlag == true); } for (; i < 500; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err != 0); } err = brm.endVBCopy(0, ranges); CPPUNIT_ASSERT(brm.checkConsistency() == 0); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(!cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); err = brm.getUncommittedLBIDs(1, lbids); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(lbids.size() == vbRange.size); sort<vector<LBID_t>::iterator>(lbids.begin(), lbids.end()); lbid = lbids.begin(); for (i = 0; i < static_cast<int>(lbids.size()); i++, lbid++) CPPUNIT_ASSERT((*lbid) == static_cast<LBID_t>(i)); range.start = 0; range.size = i; tmp.push_back(range); err = brm.vbRollback(1, tmp); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(brm.checkConsistency() == 0); for (i = 0; i < (int)vbRange.size; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 0, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 0); CPPUNIT_ASSERT(vbFlag == false); err = brm.lookup(i, verID, vbFlag, oid, fbo); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(oid == 1); CPPUNIT_ASSERT(fbo == static_cast<uint32_t>(i)); vbbm.lock(VBBM::WRITE); vss.lock(VSS::WRITE); #ifdef BRM_DEBUG caughtException = false; try { vbbm.removeEntry(i, verID); vbbm.confirmChanges(); } catch (logic_error &e) { vbbm.undoChanges(); caughtException = true; } CPPUNIT_ASSERT(caughtException); caughtException = false; try { vss.removeEntry(i, 1); vss.confirmChanges(); } catch (logic_error &e) { vss.undoChanges(); caughtException = true; } CPPUNIT_ASSERT(caughtException); #endif vss.removeEntry(i, verID); vss.confirmChanges(); vss.release(VSS::WRITE); vbbm.release(VBBM::WRITE); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); brm.deleteOID(1); vbbm.lock(VBBM::READ); vss.lock(VSS::READ); CPPUNIT_ASSERT(vbbm.size() == 0); CPPUNIT_ASSERT(vbbm.hashEmpty()); CPPUNIT_ASSERT(vss.size() == 0); CPPUNIT_ASSERT(vss.hashEmpty()); vss.release(VSS::READ); vbbm.release(VBBM::READ); CPPUNIT_ASSERT(brm.checkConsistency() == 0); err = brm.saveState(); CPPUNIT_ASSERT(err==0); }
void brm_good_2() { BlockResolutionManager brm; VBBM vbbm; VSS vss; CopyLocks cl; int i, err, size; vector<LBID_t> lbids; vector<EMEntry> extents; LBIDRange_v ranges; LBIDRange_v::iterator lbidRangeIT; VBRange_v vbRanges, vbRanges2; VBRange_v::iterator vbRangesIT; EMEntry em; OID_t oid; uint32_t fbo; LBIDRange range; VBRange vbRange; VER_t verID; bool vbFlag; // Buildbot times out on the getBlocks() call during leakcheck b/c it takes // > 5 mins for some reason. Have to ping it before 300 seconds go by. void (*oldsig)(int); CPPUNIT_ASSERT(brm.checkConsistency() == 0); oldsig = signal(SIGALRM, keepalive); alarm(290); err = brm.lookup(0, 0, false, oid, fbo); CPPUNIT_ASSERT(err == -1); err = brm.lookup(0, 0, true, oid, fbo); CPPUNIT_ASSERT(err == -1); err = brm.createExtent(10000, 0, lbids, size); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(size == brm.getExtentSize()); CPPUNIT_ASSERT(lbids.size() == 1); // CPPUNIT_ASSERT(*(lbids.begin()) == 0); err = brm.getExtents(0, extents); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(extents.size() == 1); em = *(extents.begin()); // CPPUNIT_ASSERT(em.range.start == 0); CPPUNIT_ASSERT(em.range.size * 1024 == static_cast<uint32_t>(brm.getExtentSize())); CPPUNIT_ASSERT(em.HWM == 0); CPPUNIT_ASSERT(em.blockOffset == 0); for (i = 0; i < 50; i++) { range.start = i * 100; range.size = 100; ranges.push_back(range); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); err = brm.beginVBCopy(1, ranges, vbRanges); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(brm.checkConsistency() == 0); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); err = brm.beginVBCopy(1, ranges, vbRanges2); CPPUNIT_ASSERT(err == -1); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); for (i = 0; i < 5000; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err == -1); } vbRange = *(vbRanges.begin()); // CPPUNIT_ASSERT(vbRange.vbFBO == 0); for (i = 0; i < (int)vbRange.size; i++) { err = brm.writeVBEntry(1, i, vbRange.vbOID, vbRange.vbFBO + i); CPPUNIT_ASSERT(err == 0); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); for (i = 0; i < (int)vbRange.size; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 1); CPPUNIT_ASSERT(vbFlag == false); verID = MAXINT; err = brm.vssLookup(i, verID, 0, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 0); CPPUNIT_ASSERT(vbFlag == true); } for (; i < 5000; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 1, vbFlag); CPPUNIT_ASSERT(err == -1); } err = brm.endVBCopy(0, ranges); CPPUNIT_ASSERT(brm.checkConsistency() == 0); cl.lock(CopyLocks::READ); for (lbidRangeIT = ranges.begin(); lbidRangeIT != ranges.end(); lbidRangeIT++) CPPUNIT_ASSERT(!cl.isLocked(*lbidRangeIT)); cl.release(CopyLocks::READ); brm.vbCommit(1); CPPUNIT_ASSERT(brm.checkConsistency() == 0); for (i = 0; i < (int)vbRange.size; i++) { verID = MAXINT; err = brm.vssLookup(i, verID, 0, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 1); CPPUNIT_ASSERT(vbFlag == false); verID = 0; err = brm.vssLookup(i, verID, 0, vbFlag); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(verID == 0); CPPUNIT_ASSERT(vbFlag == true); err = brm.lookup(i, verID, vbFlag, oid, fbo); CPPUNIT_ASSERT(err == 0); CPPUNIT_ASSERT(oid == vbRange.vbOID); CPPUNIT_ASSERT(fbo == static_cast<uint32_t>(i + vbRange.vbFBO)); vbbm.lock(VBBM::WRITE); vss.lock(VSS::WRITE); vbbm.removeEntry(i, verID); // vss.removeEntry(i, 1); vss.removeEntry(i, verID); vss.release(VSS::WRITE); vbbm.release(VBBM::WRITE); } CPPUNIT_ASSERT(brm.checkConsistency() == 0); brm.deleteOID(0); vss.lock(VSS::READ); vbbm.lock(VBBM::READ); CPPUNIT_ASSERT(vbbm.size() == 0); CPPUNIT_ASSERT(vbbm.hashEmpty()); CPPUNIT_ASSERT(vss.size() == 0); CPPUNIT_ASSERT(vss.hashEmpty()); vss.release(VSS::READ); vbbm.release(VBBM::READ); CPPUNIT_ASSERT(brm.checkConsistency() == 0); }
void copyLocks_good_1() { CopyLocks cl; LBIDRange range; int i, iterations = 1000; cl.lock(CopyLocks::WRITE); range.start = 5; range.size = 2; cl.lockRange(range, 0); CPPUNIT_ASSERT(cl.isLocked(range) == true); range.start++; CPPUNIT_ASSERT(cl.isLocked(range) == true); range.start++; CPPUNIT_ASSERT(cl.isLocked(range) == false); range.start = 0; CPPUNIT_ASSERT(cl.isLocked(range) == false); range.start = 3; CPPUNIT_ASSERT(cl.isLocked(range) == false); range.start++; CPPUNIT_ASSERT(cl.isLocked(range) == true); range.start = 5; range.size = 1; CPPUNIT_ASSERT(cl.isLocked(range) == true); range.size = 2; cl.releaseRange(range); //make sure it can grow for (i = 0; i < iterations * 2; i += 2) { range.start = i; cl.lockRange(range, 0); } range.size = 1; for (i = 0; i < iterations * 2; i++) { range.start = i; CPPUNIT_ASSERT(cl.isLocked(range) == true); } range.start = i; CPPUNIT_ASSERT(cl.isLocked(range) == false); for (i = 0; i < iterations * 2; i += 2) { range.start = i; cl.releaseRange(range); } cl.release(CopyLocks::WRITE); }