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Original file line number Diff line number Diff line change
Expand Up @@ -242,58 +242,59 @@ protected List<MessageQueue> genMessageQueueFromQueueData(QueueData queueData, R
TopicMessageType topicMessageType, Broker broker) {
List<MessageQueue> messageQueueList = new ArrayList<>();

int r = 0;
int w = 0;
int rw = 0;
int n = 0;
if (PermName.isWriteable(queueData.getPerm()) && PermName.isReadable(queueData.getPerm())) {
rw = Math.min(queueData.getWriteQueueNums(), queueData.getReadQueueNums());
r = queueData.getReadQueueNums() - rw;
w = queueData.getWriteQueueNums() - rw;
} else if (PermName.isWriteable(queueData.getPerm())) {
w = queueData.getWriteQueueNums();
} else if (PermName.isReadable(queueData.getPerm())) {
r = queueData.getReadQueueNums();
} else if (!PermName.isAccessible(queueData.getPerm())) {
n = Math.max(1, Math.max(queueData.getWriteQueueNums(), queueData.getReadQueueNums()));
}

// r here means readOnly queue nums, w means writeOnly queue nums, while rw means both readable and writable queue nums.
int queueIdIndex = 0;
for (int i = 0; i < r; i++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueIdIndex++)
.setPermission(Permission.READ)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}

for (int i = 0; i < w; i++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueIdIndex++)
.setPermission(Permission.WRITE)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}

for (int i = 0; i < rw; i++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueIdIndex++)
.setPermission(Permission.READ_WRITE)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}
int readQueueNums = queueData.getReadQueueNums();
int writeQueueNums = queueData.getWriteQueueNums();
boolean isReadable = PermName.isReadable(queueData.getPerm());
boolean isWriteable = PermName.isWriteable(queueData.getPerm());

for (int i = 0; i < n; i++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueIdIndex++)
.setPermission(Permission.NONE)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
if (isReadable && isWriteable) {
// Derive the permission per queue id so that it matches the actual queue id.
// Queue id < readQueueNums means readable, id < writeQueueNums means writable.
int totalQueueNums = Math.max(readQueueNums, writeQueueNums);
for (int queueId = 0; queueId < totalQueueNums; queueId++) {
Permission permission;
if (queueId < readQueueNums && queueId < writeQueueNums) {
permission = Permission.READ_WRITE;
} else if (queueId < writeQueueNums) {
permission = Permission.WRITE;
} else {
permission = Permission.READ;
}
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueId)
.setPermission(permission)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}
} else if (isWriteable) {
for (int queueId = 0; queueId < writeQueueNums; queueId++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueId)
.setPermission(Permission.WRITE)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}
} else if (isReadable) {
for (int queueId = 0; queueId < readQueueNums; queueId++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueId)
.setPermission(Permission.READ)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}
} else if (!PermName.isAccessible(queueData.getPerm())) {
int noneQueueNums = Math.max(1, Math.max(writeQueueNums, readQueueNums));
for (int queueId = 0; queueId < noneQueueNums; queueId++) {
MessageQueue messageQueue = MessageQueue.newBuilder().setBroker(broker).setTopic(topic)
.setId(queueId)
.setPermission(Permission.NONE)
.addAllAcceptMessageTypes(parseTopicMessageType(topicMessageType))
.build();
messageQueueList.add(messageQueue);
}
}

return messageQueueList;
Expand Down
Original file line number Diff line number Diff line change
Expand Up @@ -264,14 +264,40 @@ public void testGenPartitionFromQueueData() throws Exception {
assertEquals(0, partitionWith8R0WPermRW.stream().filter(a -> a.getPermission() == Permission.READ_WRITE).count());
assertEquals(0, partitionWith8R0WPermRW.stream().filter(a -> a.getPermission() == Permission.WRITE).count());

// test queueData with 4 read queues, 8 write queues, and rw permission, expect 4 rw queues and 4 write only queues.
// test queueData with 4 read queues, 8 write queues, and rw permission, expect 4 rw queues and 4 write only queues.
// Queue ids 0..3 are READ_WRITE (readable and writable), ids 4..7 are WRITE (writable only).
QueueData queueDataWith4R8WPermRW = createQueueData(4, 8, PermName.PERM_READ | PermName.PERM_WRITE);
List<MessageQueue> partitionWith4R8WPermRW = this.routeActivity.genMessageQueueFromQueueData(queueDataWith4R8WPermRW, GRPC_TOPIC, TopicMessageType.UNSPECIFIED, GRPC_BROKER);
assertEquals(8, partitionWith4R8WPermRW.size());
assertEquals(8, partitionWith4R8WPermRW.stream().filter(a -> a.getAcceptMessageTypesValue(0) == MessageType.MESSAGE_TYPE_UNSPECIFIED.getNumber()).count());
assertEquals(4, partitionWith4R8WPermRW.stream().filter(a -> a.getPermission() == Permission.WRITE).count());
assertEquals(4, partitionWith4R8WPermRW.stream().filter(a -> a.getPermission() == Permission.READ_WRITE).count());
assertEquals(0, partitionWith4R8WPermRW.stream().filter(a -> a.getPermission() == Permission.READ).count());
for (int i = 0; i < 4; i++) {
assertEquals(Permission.READ_WRITE, partitionWith4R8WPermRW.get(i).getPermission());
assertEquals(i, partitionWith4R8WPermRW.get(i).getId());
}
for (int i = 4; i < 8; i++) {
assertEquals(Permission.WRITE, partitionWith4R8WPermRW.get(i).getPermission());
assertEquals(i, partitionWith4R8WPermRW.get(i).getId());
}

// test queueData with 8 read queues, 4 write queues, and rw permission, expect 4 rw queues and 4 read only queues.
// Queue ids 0..3 are READ_WRITE (readable and writable), ids 4..7 are READ (readable only).
QueueData queueDataWith8R4WPermRW = createQueueData(8, 4, PermName.PERM_READ | PermName.PERM_WRITE);
List<MessageQueue> partitionWith8R4WPermRW = this.routeActivity.genMessageQueueFromQueueData(queueDataWith8R4WPermRW, GRPC_TOPIC, TopicMessageType.UNSPECIFIED, GRPC_BROKER);
assertEquals(8, partitionWith8R4WPermRW.size());
assertEquals(4, partitionWith8R4WPermRW.stream().filter(a -> a.getPermission() == Permission.READ).count());
assertEquals(4, partitionWith8R4WPermRW.stream().filter(a -> a.getPermission() == Permission.READ_WRITE).count());
assertEquals(0, partitionWith8R4WPermRW.stream().filter(a -> a.getPermission() == Permission.WRITE).count());
for (int i = 0; i < 4; i++) {
assertEquals(Permission.READ_WRITE, partitionWith8R4WPermRW.get(i).getPermission());
assertEquals(i, partitionWith8R4WPermRW.get(i).getId());
}
for (int i = 4; i < 8; i++) {
assertEquals(Permission.READ, partitionWith8R4WPermRW.get(i).getPermission());
assertEquals(i, partitionWith8R4WPermRW.get(i).getId());
}

// test queueData with 2 read queues, 2 write queues, and no permission, expect 2 no permission queues.
QueueData queueDataWith2R2WNoPerm = createQueueData(2, 2, 0);
Expand Down