LineageOS/android_packages_modules_Connectivity
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APF: add debug code.

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1. Store additional debug information when RA filtering.
2. Add a toString method for RA packets.
3. Make "adb shell dumpsys connectivity apf" dump APF filter
   state.

Bug: 26238573
Change-Id: I1441ff7bc90e63624f8b10a220b2ac97f4d390a5
This commit is contained in:
Lorenzo Colitti
2016-03-03 17:53:46 +09:00
parent 6daa09a162
commit 1e01f0872e
1 changed files with 40 additions and 15 deletions
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51
services/core/java/com/android/server/ConnectivityService.java
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@@ -1784,20 +1784,8 @@ public class ConnectivityService extends IConnectivityManager.Stub
return false;
}
@Override
protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ");
if (mContext.checkCallingOrSelfPermission(
android.Manifest.permission.DUMP)
!= PackageManager.PERMISSION_GRANTED) {
pw.println("Permission Denial: can't dump ConnectivityService " +
"from from pid=" + Binder.getCallingPid() + ", uid=" +
Binder.getCallingUid());
return;
}
private void dumpNetworkDiagnostics(IndentingPrintWriter pw) {
final List<NetworkDiagnostics> netDiags = new ArrayList<NetworkDiagnostics>();
if (argsContain(args, "--diag")) {
final long DIAG_TIME_MS = 5000;
for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) {
// Start gathering diagnostic information.
@@ -1812,7 +1800,41 @@ public class ConnectivityService extends IConnectivityManager.Stub
netDiag.waitForMeasurements();
netDiag.dump(pw);
}
}
private void dumpApf(IndentingPrintWriter pw) {
pw.println("APF filters:");
pw.increaseIndent();
for (NetworkAgentInfo nai : mNetworkAgentInfos.values()) {
if (nai.apfFilter != null) {
pw.println(nai.name() + ":");
pw.increaseIndent();
nai.apfFilter.dump(pw);
pw.decreaseIndent();
}
}
pw.decreaseIndent();
}
@Override
protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) {
final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ");
if (mContext.checkCallingOrSelfPermission(
android.Manifest.permission.DUMP)
!= PackageManager.PERMISSION_GRANTED) {
pw.println("Permission Denial: can't dump ConnectivityService " +
"from from pid=" + Binder.getCallingPid() + ", uid=" +
Binder.getCallingUid());
return;
}
if (argsContain(args, "--diag")) {
dumpNetworkDiagnostics(pw);
return;
}
if (argsContain(args, "apf")) {
dumpApf(pw);
return;
}
@@ -1878,6 +1900,9 @@ public class ConnectivityService extends IConnectivityManager.Stub
pw.println();
mKeepaliveTracker.dump(pw);
pw.println();
dumpApf(pw);
if (mInetLog != null && mInetLog.size() > 0) {
pw.println();
pw.println("Inet condition reports:");