def committed1(looper, nodeSet, client1, prepared1, faultyNodes):
checkCommited(looper,
nodeSet,
prepared1,
range(getNoInstances(len(nodeSet))),
faultyNodes)
return prepared1
def preprepared1(looper, nodeSet, propagated1, faultyNodes):
checkPrePrepared(looper,
nodeSet,
propagated1,
range(getNoInstances(len(nodeSet))),
faultyNodes)
return propagated1
def testPrimarySelectionAfterViewChange(looper, nodeSet, ready, primaryReplicas,
viewChangeDone):
"""
Test that primary replica of a protocol instance shifts to a new node after a view change.
"""
# Primary replicas before view change
prBeforeVC = primaryReplicas
# Primary replicas after view change
instanceCount = getNoInstances(nodeCount)
prAfterVC = [getPrimaryReplica(nodeSet, i) for i in range(instanceCount)]
# Primary replicas have moved to the next node
for br, ar in zip(prBeforeVC, prAfterVC):
assert ar.node.rank - br.node.rank == 1
checkProtocolInstanceSetup(looper, nodeSet, retryWait=1, timeout=5)
def replied1(looper, nodeSet, client1, committed1):
for instId in range(getNoInstances(len(nodeSet))):
primaryReplica = getPrimaryReplica(nodeSet, instId)
looper.run(*[eventually(checkRequestReturnedToNode,
node,
client1.clientId,
committed1.reqId,
committed1.digest,
instId,
retryWait=1, timeout=30)
for node in nodeSet])
looper.run(eventually(
checkSufficientRepliesRecvd,
client1.inBox,
committed1.reqId,
2,
retryWait=2, timeout=30))
return committed1
def primaryReplicas(nodeSet):
instanceCount = getNoInstances(nodeCount)
return [getPrimaryReplica(nodeSet, i) for i in range(instanceCount)]