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Unverified Commit 5db8d3d8 authored by d34d's avatar d34d Committed by Michael Bestas
Browse files

SettingsProvider: Allow accessing LineageSettings via settings command 



This patch allows the settings command line tool to be used with
the LineageSettings provider by passing in --lineage

Co-authored-by: default avatarLuK1337 <priv.luk@gmail.com>
Co-authored-by: default avatarSam Mortimer <sam@mortimer.me.uk>
Change-Id: Ie0906c9957e9de8418164d7cc84983d57fa4a015
parent 45822361

packages/SettingsProvider/Android.bp

+4 −0
Original line number Diff line number Diff line
@@ -42,7 +42,11 @@ android_library { 
        "notification_flags_lib",

        "SettingsLibDeviceStateRotationLock",

        "SettingsLibDisplayUtils",

        "org.lineageos.platform.internal",

    ],

    optimize: {

        proguard_flags_files: ["proguard.flags"],

    },

    platform_apis: true,

}

packages/SettingsProvider/proguard.flags

0 → 100644
+3 −0
Original line number Diff line number Diff line 
-keepclassmembers class lineageos.providers.LineageSettings {

    public <fields>;

}

packages/SettingsProvider/src/com/android/providers/settings/SettingsService.java

+105 −44
Original line number Diff line number Diff line
@@ -17,11 +17,13 @@ 
package com.android.providers.settings;



import android.app.ActivityManager;

import android.app.ContentProviderHolder;

import android.content.AttributionSource;

import android.content.IContentProvider;

import android.content.pm.PackageManager;

import android.os.Binder;

import android.os.Bundle;

import android.os.IBinder;

import android.os.Process;

import android.os.RemoteException;

import android.os.ResultReceiver;
@@ -31,8 +33,11 @@ import android.os.UserHandle; 
import android.os.UserManager;

import android.provider.Settings;



import lineageos.providers.LineageSettings;



import java.io.FileDescriptor;

import java.io.PrintWriter;

import java.lang.reflect.Field;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;
@@ -115,12 +120,35 @@ final public class SettingsService extends Binder { 
        String mTag = null;

        int mResetMode = -1;

        boolean mMakeDefault;

        boolean mUseLineageSettingsProvider;



        MyShellCommand(SettingsProvider provider, boolean dumping) {

            mProvider = provider;

            mDumping = dumping;

        }



        private String getSettingsAuthority() {

            return mUseLineageSettingsProvider ? LineageSettings.AUTHORITY : Settings.AUTHORITY;

        }



        private String getCallMethod(String callMethod) {

            final PrintWriter perr = getErrPrintWriter();



            try {

                Class clazz = mUseLineageSettingsProvider ? LineageSettings.class : Settings.class;

                Field field = clazz.getField(callMethod);

                if (field.getType() == String.class) {

                    return (String) field.get(null);

                }

            } catch (NoSuchFieldException e) {

                perr.println("Invalid call method:" + callMethod);

            } catch (IllegalAccessException e) {

                perr.println("Failed to access call method:" + callMethod);

            }



            return null;

        }



        @Override

        public int onCommand(String cmd) {

            if (cmd == null || "help".equals(cmd) || "-h".equals(cmd)) {
@@ -143,6 +171,8 @@ final public class SettingsService extends Binder { 
                        perr.println("Invalid user: all");

                        return -1;

                    }

                } else if ("--lineage".equals(arg)) {

                    mUseLineageSettingsProvider = true;

                } else if (mVerb == CommandVerb.UNSPECIFIED) {

                    if ("get".equalsIgnoreCase(arg)) {

                        mVerb = CommandVerb.GET;
@@ -268,51 +298,75 @@ final public class SettingsService extends Binder { 
                return -1;

            }



            final IContentProvider iprovider = mProvider.getIContentProvider();

            IBinder token = new Binder();

            final ContentProviderHolder holder;

            try {

                holder = ActivityManager.getService().getContentProviderExternal(

                        getSettingsAuthority(), UserHandle.USER_SYSTEM, token, null);

                if (holder == null) {

                    throw new IllegalStateException("Could not find settings provider");

                }

            } catch (RemoteException e) {

                throw new RuntimeException("Error while accessing settings provider", e);

            }



            final IContentProvider provider = holder.provider;

            final PrintWriter pout = getOutPrintWriter();

            switch (mVerb) {

                case GET:

                    pout.println(getForUser(iprovider, mUser, mTable, mKey));

                    pout.println(getForUser(provider, mUser, mTable, mKey));

                    break;

                case PUT:

                    putForUser(iprovider, mUser, mTable, mKey, mValue, mTag, mMakeDefault);

                    putForUser(provider, mUser, mTable, mKey, mValue, mTag, mMakeDefault);

                    break;

                case DELETE:

                    pout.println("Deleted "

                            + deleteForUser(iprovider, mUser, mTable, mKey) + " rows");

                            + deleteForUser(provider, mUser, mTable, mKey) + " rows");

                    break;

                case LIST:

                    for (String line : listForUser(iprovider, mUser, mTable)) {

                    for (String line : listForUser(provider, mUser, mTable)) {

                        pout.println(line);

                    }

                    break;

                case RESET:

                    resetForUser(iprovider, mUser, mTable, mTag);

                    resetForUser(provider, mUser, mTable, mTag);

                    break;

                default:

                    perr.println("Unspecified command");

                    return -1;

            }



            try {

                if (provider != null) {

                    ActivityManager.getService().removeContentProviderExternal(

                            getSettingsAuthority(), token);

                }

            } catch (RemoteException e) {

                throw new RuntimeException("Error while accessing settings provider", e);

            }



            return 0;

        }



        List<String> listForUser(IContentProvider provider, int userHandle, String table) {

            final String callListCommand;

            if ("system".equals(table)) callListCommand = Settings.CALL_METHOD_LIST_SYSTEM;

            else if ("secure".equals(table)) callListCommand = Settings.CALL_METHOD_LIST_SECURE;

            else if ("global".equals(table)) callListCommand = Settings.CALL_METHOD_LIST_GLOBAL;

            else {

            if ("system".equals(table)) {

                callListCommand = getCallMethod("CALL_METHOD_LIST_SYSTEM");

            } else if ("secure".equals(table)) {

                callListCommand = getCallMethod("CALL_METHOD_LIST_SECURE");

            } else if ("global".equals(table)) {

                callListCommand = getCallMethod("CALL_METHOD_LIST_GLOBAL");

            } else {

                getErrPrintWriter().println("Invalid table; no list performed");

                throw new IllegalArgumentException("Invalid table " + table);

            }

            final ArrayList<String> lines = new ArrayList<String>();

            try {

                Bundle arg = new Bundle();

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                final AttributionSource attributionSource = new AttributionSource(

                        Binder.getCallingUid(), resolveCallingPackage(), /*attributionTag*/ null);

                Bundle result = provider.call(attributionSource, Settings.AUTHORITY,

                Bundle result = provider.call(attributionSource, getSettingsAuthority(),

                        callListCommand, null, arg);

                lines.addAll(result.getStringArrayList(SettingsProvider.RESULT_SETTINGS_LIST));

                Collections.sort(lines);
@@ -325,10 +379,13 @@ final public class SettingsService extends Binder { 
        String getForUser(IContentProvider provider, int userHandle,

                final String table, final String key) {

            final String callGetCommand;

            if ("system".equals(table)) callGetCommand = Settings.CALL_METHOD_GET_SYSTEM;

            else if ("secure".equals(table)) callGetCommand = Settings.CALL_METHOD_GET_SECURE;

            else if ("global".equals(table)) callGetCommand = Settings.CALL_METHOD_GET_GLOBAL;

            else {

            if ("system".equals(table)) {

                callGetCommand = getCallMethod("CALL_METHOD_GET_SYSTEM");

            } else if ("secure".equals(table)) {

                callGetCommand = getCallMethod("CALL_METHOD_GET_SECURE");

            } else if ("global".equals(table)) {

                callGetCommand = getCallMethod("CALL_METHOD_GET_GLOBAL");

            } else {

                getErrPrintWriter().println("Invalid table; no put performed");

                throw new IllegalArgumentException("Invalid table " + table);

            }
@@ -336,10 +393,10 @@ final public class SettingsService extends Binder { 
            String result = null;

            try {

                Bundle arg = new Bundle();

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                final AttributionSource attributionSource = new AttributionSource(

                        Binder.getCallingUid(), resolveCallingPackage(), /*attributionTag*/ null);

                Bundle b = provider.call(attributionSource, Settings.AUTHORITY,

                Bundle b = provider.call(attributionSource, getSettingsAuthority(),

                        callGetCommand, key, arg);

                if (b != null) {

                    result = b.getPairValue();
@@ -354,15 +411,17 @@ final public class SettingsService extends Binder { 
                final String key, final String value, String tag, boolean makeDefault) {

            final String callPutCommand;

            if ("system".equals(table)) {

                callPutCommand = Settings.CALL_METHOD_PUT_SYSTEM;

                callPutCommand = getCallMethod("CALL_METHOD_PUT_SYSTEM");

                if (makeDefault) {

                    getOutPrintWriter().print("Ignored makeDefault - "

                            + "doesn't apply to system settings");

                    makeDefault = false;

                }

            } else if ("secure".equals(table)) callPutCommand = Settings.CALL_METHOD_PUT_SECURE;

            else if ("global".equals(table)) callPutCommand = Settings.CALL_METHOD_PUT_GLOBAL;

            else {

            } else if ("secure".equals(table)) {

                 callPutCommand = getCallMethod("CALL_METHOD_PUT_SECURE");

            } else if ("global".equals(table)) {

                 callPutCommand = getCallMethod("CALL_METHOD_PUT_GLOBAL");

            } else {

                getErrPrintWriter().println("Invalid table; no put performed");

                return;

            }
@@ -370,16 +429,16 @@ final public class SettingsService extends Binder { 
            try {

                Bundle arg = new Bundle();

                arg.putString(Settings.NameValueTable.VALUE, value);

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                if (tag != null) {

                    arg.putString(Settings.CALL_METHOD_TAG_KEY, tag);

                    arg.putString(getCallMethod("CALL_METHOD_TAG_KEY"), tag);

                }

                if (makeDefault) {

                    arg.putBoolean(Settings.CALL_METHOD_MAKE_DEFAULT_KEY, true);

                    arg.putBoolean(getCallMethod("CALL_METHOD_MAKE_DEFAULT_KEY"), true);

                }

                final AttributionSource attributionSource = new AttributionSource(

                        Binder.getCallingUid(), resolveCallingPackage(), /*attributionTag*/ null);

                provider.call(attributionSource, Settings.AUTHORITY,

                provider.call(attributionSource, getSettingsAuthority(),

                        callPutCommand, key, arg);

            } catch (RemoteException e) {

                throw new RuntimeException("Failed in IPC", e);
@@ -390,11 +449,11 @@ final public class SettingsService extends Binder { 
                final String table, final String key) {

            final String callDeleteCommand;

            if ("system".equals(table)) {

                callDeleteCommand = Settings.CALL_METHOD_DELETE_SYSTEM;

                callDeleteCommand = getCallMethod("CALL_METHOD_DELETE_SYSTEM");

            } else if ("secure".equals(table)) {

                callDeleteCommand = Settings.CALL_METHOD_DELETE_SECURE;

                callDeleteCommand = getCallMethod("CALL_METHOD_DELETE_SECURE");

            } else if ("global".equals(table)) {

                callDeleteCommand = Settings.CALL_METHOD_DELETE_GLOBAL;

                callDeleteCommand = getCallMethod("CALL_METHOD_DELETE_GLOBAL");

            } else {

                getErrPrintWriter().println("Invalid table; no delete performed");

                throw new IllegalArgumentException("Invalid table " + table);
@@ -402,10 +461,10 @@ final public class SettingsService extends Binder { 


            try {

                Bundle arg = new Bundle();

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                final AttributionSource attributionSource = new AttributionSource(

                        Binder.getCallingUid(), resolveCallingPackage(), /*attributionTag*/ null);

                Bundle result = provider.call(attributionSource, Settings.AUTHORITY,

                Bundle result = provider.call(attributionSource, getSettingsAuthority(),

                        callDeleteCommand, key, arg);

                return result.getInt(SettingsProvider.RESULT_ROWS_DELETED);

            } catch (RemoteException e) {
@@ -416,25 +475,27 @@ final public class SettingsService extends Binder { 
        void resetForUser(IContentProvider provider, int userHandle,

                String table, String tag) {

            final String callResetCommand;

            if ("secure".equals(table)) callResetCommand = Settings.CALL_METHOD_RESET_SECURE;

            else if ("global".equals(table)) callResetCommand = Settings.CALL_METHOD_RESET_GLOBAL;

            else {

            if ("secure".equals(table)) {

                 callResetCommand = getCallMethod("CALL_METHOD_RESET_SECURE");

            } else if ("global".equals(table)) {

                 callResetCommand = getCallMethod("CALL_METHOD_RESET_GLOBAL");

            } else {

                getErrPrintWriter().println("Invalid table; no reset performed");

                return;

            }



            try {

                Bundle arg = new Bundle();

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(Settings.CALL_METHOD_RESET_MODE_KEY, mResetMode);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_RESET_MODE_KEY"), mResetMode);

                if (tag != null) {

                    arg.putString(Settings.CALL_METHOD_TAG_KEY, tag);

                    arg.putString(getCallMethod("CALL_METHOD_TAG_KEY"), tag);

                }

                String packageName = mPackageName != null ? mPackageName : resolveCallingPackage();

                arg.putInt(Settings.CALL_METHOD_USER_KEY, userHandle);

                arg.putInt(getCallMethod("CALL_METHOD_USER_KEY"), userHandle);

                final AttributionSource attributionSource = new AttributionSource(

                        Binder.getCallingUid(), resolveCallingPackage(), /*attributionTag*/ null);

                provider.call(attributionSource, Settings.AUTHORITY, callResetCommand, null, arg);

                provider.call(attributionSource, getSettingsAuthority(), callResetCommand, null, arg);

            } catch (RemoteException e) {

                throw new RuntimeException("Failed in IPC", e);

            }
@@ -472,18 +533,18 @@ final public class SettingsService extends Binder { 
                pw.println("Settings provider (settings) commands:");

                pw.println("  help");

                pw.println("      Print this help text.");

                pw.println("  get [--user <USER_ID> | current] NAMESPACE KEY");

                pw.println("  get [--user <USER_ID> | current] [--lineage] NAMESPACE KEY");

                pw.println("      Retrieve the current value of KEY.");

                pw.println("  put [--user <USER_ID> | current] NAMESPACE KEY VALUE [TAG] [default]");

                pw.println("  put [--user <USER_ID> | current] [--lineage] NAMESPACE KEY VALUE [TAG] [default]");

                pw.println("      Change the contents of KEY to VALUE.");

                pw.println("      TAG to associate with the setting.");

                pw.println("      {default} to set as the default, case-insensitive only for global/secure namespace");

                pw.println("  delete [--user <USER_ID> | current] NAMESPACE KEY");

                pw.println("  delete [--user <USER_ID> | current] [--lineage] NAMESPACE KEY");

                pw.println("      Delete the entry for KEY.");

                pw.println("  reset [--user <USER_ID> | current] NAMESPACE {PACKAGE_NAME | RESET_MODE}");

                pw.println("  reset [--user <USER_ID> | current] [--lineage] NAMESPACE {PACKAGE_NAME | RESET_MODE}");

                pw.println("      Reset the global/secure table for a package with mode.");

                pw.println("      RESET_MODE is one of {untrusted_defaults, untrusted_clear, trusted_defaults}, case-insensitive");

                pw.println("  list [--user <USER_ID> | current] NAMESPACE");

                pw.println("  list [--user <USER_ID> | current] [--lineage] NAMESPACE");

                pw.println("      Print all defined keys.");

                pw.println("      NAMESPACE is one of {system, secure, global}, case-insensitive");

            }