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Code Issues Packages Projects Releases 6 Wiki Activity

Move AVAILABLE_CHANNELS_BAND to UCentralUtils before adding 6G support (#100)

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This commit is contained in:
RockyMandayam2
2022-10-12 15:27:11 -07:00
committed by GitHub
parent da978611d0
commit 19928e0286
6 changed files with 54 additions and 44 deletions
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23
lib-cloudsdk/src/main/java/com/facebook/openwifi/cloudsdk/UCentralUtils.java
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@@ -9,6 +9,8 @@
package com.facebook.openwifi.cloudsdk;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
@@ -58,9 +60,30 @@ public class UCentralUtils {
UCentralUtils.UPPER_CHANNEL_LIMIT.put(UCentralConstants.BAND_5G, 165);
}
/** List of available channels per band for use. */
public static final Map<String, List<Integer>> AVAILABLE_CHANNELS_BAND = Collections
.unmodifiableMap(buildBandToChannelsMap());
// This class should not be instantiated.
private UCentralUtils() {}
private static Map<String, List<Integer>> buildBandToChannelsMap() {
Map<String, List<Integer>> bandToChannelsMap = new HashMap<>();
bandToChannelsMap.put(
UCentralConstants.BAND_5G,
Collections.unmodifiableList(
Arrays.asList(36, 40, 44, 48, 149, 153, 157, 161, 165)
)
);
bandToChannelsMap.put(
UCentralConstants.BAND_2G,
Collections.unmodifiableList(
Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
)
);
return bandToChannelsMap;
}
/**
* Parse a JSON wifi scan result into a list of WifiScanEntry objects.
*

20
owrrm/src/main/java/com/facebook/openwifi/rrm/optimizers/channel/ChannelOptimizer.java
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@@ -39,24 +39,6 @@ public abstract class ChannelOptimizer {
/** Minimum supported channel width (MHz), inclusive. */
public static final int MIN_CHANNEL_WIDTH = 20;
/** List of available channels per band for use. */
public static final Map<String, List<Integer>> AVAILABLE_CHANNELS_BAND =
new HashMap<>();
static {
AVAILABLE_CHANNELS_BAND.put(
UCentralConstants.BAND_5G,
Collections.unmodifiableList(
Arrays.asList(36, 40, 44, 48, 149, 153, 157, 161, 165)
)
);
AVAILABLE_CHANNELS_BAND.put(
UCentralConstants.BAND_2G,
Collections.unmodifiableList(
Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11)
)
);
}
/** Map of channel width (MHz) to available (primary) channels */
protected static final Map<Integer, List<Integer>> AVAILABLE_CHANNELS_WIDTH =
new HashMap<>();
@@ -197,7 +179,7 @@ public abstract class ChannelOptimizer {
String vhtOper
) {
if (
AVAILABLE_CHANNELS_BAND.get(UCentralConstants.BAND_2G)
UCentralUtils.AVAILABLE_CHANNELS_BAND.get(UCentralConstants.BAND_2G)
.contains(channel)
) {
// 2.4G, it only supports 20 MHz

7
owrrm/src/main/java/com/facebook/openwifi/rrm/optimizers/channel/LeastUsedChannelOptimizer.java
View File

@@ -96,7 +96,7 @@ public class LeastUsedChannelOptimizer extends ChannelOptimizer {
UCentralUtils.LOWER_CHANNEL_LIMIT.get(UCentralConstants.BAND_2G);
Map<Integer, Integer> occupiedOverlapChannels = new TreeMap<>();
for (
int overlapChannel : AVAILABLE_CHANNELS_BAND
int overlapChannel : UCentralUtils.AVAILABLE_CHANNELS_BAND
.get(UCentralConstants.BAND_2G)
) {
int occupancy = 0;
@@ -338,7 +338,7 @@ public class LeastUsedChannelOptimizer extends ChannelOptimizer {
UCentralUtils.getDeviceAvailableChannels(
model.latestDeviceStatusRadios,
model.latestDeviceCapabilities,
AVAILABLE_CHANNELS_BAND
UCentralUtils.AVAILABLE_CHANNELS_BAND
);
Map<String, State> latestState =
@@ -372,7 +372,8 @@ public class LeastUsedChannelOptimizer extends ChannelOptimizer {
availableChannelsList == null ||
availableChannelsList.isEmpty()
) {
availableChannelsList = AVAILABLE_CHANNELS_BAND.get(band);
availableChannelsList =
UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band);
}
// Get current channel of the device

10
owrrm/src/main/java/com/facebook/openwifi/rrm/optimizers/channel/RandomChannelInitializer.java
View File

@@ -126,7 +126,7 @@ public class RandomChannelInitializer extends ChannelOptimizer {
UCentralUtils.getDeviceAvailableChannels(
model.latestDeviceStatusRadios,
model.latestDeviceCapabilities,
AVAILABLE_CHANNELS_BAND
UCentralUtils.AVAILABLE_CHANNELS_BAND
);
Map<String, State> latestState =
@@ -152,7 +152,7 @@ public class RandomChannelInitializer extends ChannelOptimizer {
// to get the valid result for single channel assignment
// If the intersection is empty, then turn back to the default channels list
List<Integer> availableChannelsList = new ArrayList<>(
AVAILABLE_CHANNELS_BAND.get(band)
UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band)
);
for (String serialNumber : entry.getValue()) {
List<Integer> deviceChannelsList = deviceAvailableChannels
@@ -161,14 +161,16 @@ public class RandomChannelInitializer extends ChannelOptimizer {
if (
deviceChannelsList == null || deviceChannelsList.isEmpty()
) {
deviceChannelsList = AVAILABLE_CHANNELS_BAND.get(band);
deviceChannelsList =
UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band);
}
availableChannelsList.retainAll(deviceChannelsList);
}
if (
availableChannelsList == null || availableChannelsList.isEmpty()
) {
availableChannelsList = AVAILABLE_CHANNELS_BAND.get(band);
availableChannelsList =
UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band);
logger.debug(
"The intersection of the device channels lists is empty!!! " +
"Fall back to the default channels list"

31
owrrm/src/test/java/com/facebook/openwifi/rrm/optimizers/channel/LeastUsedChannelOptimizerTest.java
View File

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import com.facebook.openwifi.cloudsdk.UCentralConstants;
import com.facebook.openwifi.cloudsdk.UCentralUtils;
import com.facebook.openwifi.rrm.DeviceConfig;
import com.facebook.openwifi.rrm.DeviceDataManager;
import com.facebook.openwifi.rrm.modules.Modeler.DataModel;
@@ -74,7 +75,7 @@ public class LeastUsedChannelOptimizerTest {
// B -> Assign to only free channel (165)
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int bExpectedChannel = channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,
@@ -94,8 +95,8 @@ public class LeastUsedChannelOptimizerTest {
// C -> No free channels, assign to least occupied (36)
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int cExpectedChannel = channelsC.removeFirst();
dataModel.latestDeviceStatusRadios.put(
deviceC,
@@ -166,7 +167,7 @@ public class LeastUsedChannelOptimizerTest {
// B -> No free channels, assign to least occupied (11)
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int bExpectedChannel = channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,
@@ -261,7 +262,7 @@ public class LeastUsedChannelOptimizerTest {
expected.put(deviceA, radioMapA);
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,
@@ -280,8 +281,8 @@ public class LeastUsedChannelOptimizerTest {
expected.put(deviceB, radioMapB);
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.removeFirst();
dataModel.latestDeviceStatusRadios.put(
deviceC,
@@ -361,7 +362,7 @@ public class LeastUsedChannelOptimizerTest {
// B -> Assign to only free channel and
// the free channel is in allowedChannels (165)
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,
@@ -381,8 +382,8 @@ public class LeastUsedChannelOptimizerTest {
// C -> No free channels, assign to least occupied in allowedChannels (48)
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.removeFirst();
dataModel.latestDeviceStatusRadios.put(
deviceC,
@@ -477,8 +478,8 @@ public class LeastUsedChannelOptimizerTest {
// C -> No free channels, assign to least occupied (36)
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int cExpectedChannel = channelsC.removeFirst();
dataModel.latestDeviceStatusRadios.put(
deviceC,
@@ -598,8 +599,8 @@ public class LeastUsedChannelOptimizerTest {
// C -> No free channels, assign to least occupied (36)
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int cExpectedChannel = channelsC.removeFirst();
dataModel.latestDeviceStatusRadios.put(
deviceC,
@@ -752,7 +753,7 @@ public class LeastUsedChannelOptimizerTest {
// C -> No free channels, assign to least occupied (36)
LinkedList<Integer> channelsC1 = new LinkedList<>(); // bandwidth-agnostic
LinkedList<Integer> channelsC2 = new LinkedList<>(); // bandwidth-aware
channelsC1.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC1.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
channelsC2.addAll(Arrays.asList(36, 157, 165));
int cExpectedChannel = channelsC1.removeFirst();
dataModel.latestDeviceStatusRadios.put(

7
owrrm/src/test/java/com/facebook/openwifi/rrm/optimizers/channel/UnmanagedApAwareChannelOptimizerTest.java
View File

@@ -21,6 +21,7 @@ import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestMethodOrder;
import com.facebook.openwifi.cloudsdk.UCentralConstants;
import com.facebook.openwifi.cloudsdk.UCentralUtils;
import com.facebook.openwifi.rrm.DeviceDataManager;
import com.facebook.openwifi.rrm.modules.Modeler.DataModel;
import com.facebook.openwifi.rrm.optimizers.TestUtils;
@@ -78,7 +79,7 @@ public class UnmanagedApAwareChannelOptimizerTest {
// B -> Assign to only free channel (165)
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int bExpectedChannel = channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,
@@ -99,7 +100,7 @@ public class UnmanagedApAwareChannelOptimizerTest {
// C -> No free channels, assign to the channel with the least weight (48)
// since A is on 48, the weight of channel 48 is lower than the other channels
LinkedList<Integer> channelsC = new LinkedList<>();
channelsC.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsC.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
LinkedList<String> bssidsC = new LinkedList<>(
Arrays.asList(
"dd:dd:dd:dd:dd:dd",
@@ -184,7 +185,7 @@ public class UnmanagedApAwareChannelOptimizerTest {
// B -> No free channels, assign to least occupied (11)
LinkedList<Integer> channelsB = new LinkedList<>();
channelsB.addAll(ChannelOptimizer.AVAILABLE_CHANNELS_BAND.get(band));
channelsB.addAll(UCentralUtils.AVAILABLE_CHANNELS_BAND.get(band));
int bExpectedChannel = channelsB.removeLast();
dataModel.latestDeviceStatusRadios.put(
deviceB,