LineageOS/android_packages_modules_Connectivity
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Merge "ClatCoordinator: replace BpfMap with IBpfMap"

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This commit is contained in:
Nucca Chen
2022-05-06 05:37:58 +00:00
committed by Gerrit Code Review
parent 105c5f0b1a 12c625bbf8
commit 93c35bdd78
2 changed files with 13 additions and 12 deletions
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15
service/src/com/android/server/connectivity/ClatCoordinator.java
View File

@@ -39,6 +39,7 @@ import com.android.internal.annotations.VisibleForTesting;
import com.android.internal.util.IndentingPrintWriter;
import com.android.modules.utils.build.SdkLevel;
import com.android.net.module.util.BpfMap;
import com.android.net.module.util.IBpfMap;
import com.android.net.module.util.InterfaceParams;
import com.android.net.module.util.TcUtils;
import com.android.net.module.util.bpf.ClatEgress4Key;
@@ -115,12 +116,12 @@ public class ClatCoordinator {
private final INetd mNetd;
@NonNull
private final Dependencies mDeps;
// BpfMap objects {mIngressMap, mEgressMap} are initialized in #maybeStartBpf and closed in
// IBpfMap objects {mIngressMap, mEgressMap} are initialized in #maybeStartBpf and closed in
// #maybeStopBpf.
@Nullable
private BpfMap<ClatIngress6Key, ClatIngress6Value> mIngressMap = null;
private IBpfMap<ClatIngress6Key, ClatIngress6Value> mIngressMap = null;
@Nullable
private BpfMap<ClatEgress4Key, ClatEgress4Value> mEgressMap = null;
private IBpfMap<ClatEgress4Key, ClatEgress4Value> mEgressMap = null;
@Nullable
private ClatdTracker mClatdTracker = null;
@@ -248,7 +249,7 @@ public class ClatCoordinator {
/** Get ingress6 BPF map. */
@Nullable
public BpfMap<ClatIngress6Key, ClatIngress6Value> getBpfIngress6Map() {
public IBpfMap<ClatIngress6Key, ClatIngress6Value> getBpfIngress6Map() {
// Pre-T devices don't use ClatCoordinator to access clat map. Since Nat464Xlat
// initializes a ClatCoordinator object to avoid redundant null pointer check
// while using, ignore the BPF map initialization on pre-T devices.
@@ -265,7 +266,7 @@ public class ClatCoordinator {
/** Get egress4 BPF map. */
@Nullable
public BpfMap<ClatEgress4Key, ClatEgress4Value> getBpfEgress4Map() {
public IBpfMap<ClatEgress4Key, ClatEgress4Value> getBpfEgress4Map() {
// Pre-T devices don't use ClatCoordinator to access clat map. Since Nat464Xlat
// initializes a ClatCoordinator object to avoid redundant null pointer check
// while using, ignore the BPF map initialization on pre-T devices.
@@ -379,7 +380,7 @@ public class ClatCoordinator {
private void closeEgressMap() {
try {
mEgressMap.close();
} catch (ErrnoException e) {
} catch (Exception e) {
Log.e(TAG, "Cannot close egress4 map: " + e);
}
mEgressMap = null;
@@ -388,7 +389,7 @@ public class ClatCoordinator {
private void closeIngressMap() {
try {
mIngressMap.close();
} catch (ErrnoException e) {
} catch (Exception e) {
Log.e(TAG, "Cannot close ingress6 map: " + e);
}
mIngressMap = null;

10
tests/unit/java/com/android/server/connectivity/ClatCoordinatorTest.java
View File

@@ -46,7 +46,7 @@ import android.os.ParcelFileDescriptor;
import androidx.test.filters.SmallTest;
import com.android.net.module.util.BpfMap;
import com.android.net.module.util.IBpfMap;
import com.android.net.module.util.bpf.ClatEgress4Key;
import com.android.net.module.util.bpf.ClatEgress4Value;
import com.android.net.module.util.bpf.ClatIngress6Key;
@@ -123,8 +123,8 @@ public class ClatCoordinatorTest {
@Mock private INetd mNetd;
@Spy private TestDependencies mDeps = new TestDependencies();
@Mock private BpfMap<ClatIngress6Key, ClatIngress6Value> mIngressMap;
@Mock private BpfMap<ClatEgress4Key, ClatEgress4Value> mEgressMap;
@Mock private IBpfMap<ClatIngress6Key, ClatIngress6Value> mIngressMap;
@Mock private IBpfMap<ClatEgress4Key, ClatEgress4Value> mEgressMap;
/**
* The dependency injection class is used to mock the JNI functions and system functions
@@ -326,13 +326,13 @@ public class ClatCoordinatorTest {
/** Get ingress6 BPF map. */
@Override
public BpfMap<ClatIngress6Key, ClatIngress6Value> getBpfIngress6Map() {
public IBpfMap<ClatIngress6Key, ClatIngress6Value> getBpfIngress6Map() {
return mIngressMap;
}
/** Get egress4 BPF map. */
@Override
public BpfMap<ClatEgress4Key, ClatEgress4Value> getBpfEgress4Map() {
public IBpfMap<ClatEgress4Key, ClatEgress4Value> getBpfEgress4Map() {
return mEgressMap;
}