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Merge "updater_sample: add HAL compatibility check"

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am: 563d34f712

Change-Id: If8e53285455f6b140ea2f0ebda06c35d6a94462f
This commit is contained in:
Zhomart Mukhamejanov 2018-05-10 20:14:25 -07:00 committed by android-build-merger
commit 0045e76c7c
2 changed files with 60 additions and 27 deletions
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2
updater_sample/README.md
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@ -84,8 +84,8 @@ which HTTP headers are supported.
- [x] Add applying streaming update
- [x] Add stop/reset the update
- [x] Add demo for passing HTTP headers to `UpdateEngine#applyPayload`
- [x] [Package compatibility check](https://source.android.com/devices/architecture/vintf/match-rules)
- [ ] Add tests for `MainActivity`
- [ ] HAL compatibility check
- [ ] Change partition demo
- [ ] Verify system partition checksum for package
- [ ] Add non-A/B updates demo

85
updater_sample/src/com/example/android/systemupdatersample/services/PrepareStreamingService.java
View file

@ -16,6 +16,7 @@
package com.example.android.systemupdatersample.services;
import static com.example.android.systemupdatersample.util.PackageFiles.COMPATIBILITY_ZIP_FILE_NAME;
import static com.example.android.systemupdatersample.util.PackageFiles.OTA_PACKAGE_DIR;
import static com.example.android.systemupdatersample.util.PackageFiles.PAYLOAD_BINARY_FILE_NAME;
import static com.example.android.systemupdatersample.util.PackageFiles.PAYLOAD_PROPERTIES_FILE_NAME;
@ -25,6 +26,7 @@ import android.content.Context;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.os.RecoverySystem;
import android.os.ResultReceiver;
import android.util.Log;
@ -36,7 +38,9 @@ import com.example.android.systemupdatersample.util.PayloadSpecs;
import com.example.android.systemupdatersample.util.UpdateConfigs;
import com.google.common.collect.ImmutableSet;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.Optional;
@ -119,45 +123,51 @@ public class PrepareStreamingService extends IntentService {
ResultReceiver resultReceiver = intent.getParcelableExtra(EXTRA_PARAM_RESULT_RECEIVER);
try {
downloadPreStreamingFiles(config, OTA_PACKAGE_DIR);
} catch (IOException e) {
Log.e(TAG, "Failed to download pre-streaming files", e);
PayloadSpec spec = execute(config);
resultReceiver.send(RESULT_CODE_SUCCESS, CallbackResultReceiver.createBundle(spec));
} catch (Exception e) {
Log.e(TAG, "Failed to prepare streaming update", e);
resultReceiver.send(RESULT_CODE_ERROR, null);
return;
}
}
/**
* 1. Downloads files for streaming updates.
* 2. Makes sure required files are present.
* 3. Checks OTA package compatibility with the device.
* 4. Constructs {@link PayloadSpec} for streaming update.
*/
private static PayloadSpec execute(UpdateConfig config)
throws IOException, PreparationFailedException {
downloadPreStreamingFiles(config, OTA_PACKAGE_DIR);
Optional<UpdateConfig.PackageFile> payloadBinary =
UpdateConfigs.getPropertyFile(PAYLOAD_BINARY_FILE_NAME, config);
if (!payloadBinary.isPresent()) {
Log.e(TAG, "Failed to find " + PAYLOAD_BINARY_FILE_NAME + " in config");
resultReceiver.send(RESULT_CODE_ERROR, null);
return;
throw new PreparationFailedException(
"Failed to find " + PAYLOAD_BINARY_FILE_NAME + " in config");
}
Optional<UpdateConfig.PackageFile> properties =
UpdateConfigs.getPropertyFile(PAYLOAD_PROPERTIES_FILE_NAME, config);
if (!properties.isPresent()) {
Log.e(TAG, "Failed to find " + PAYLOAD_PROPERTIES_FILE_NAME + " in config");
resultReceiver.send(RESULT_CODE_ERROR, null);
return;
if (!UpdateConfigs.getPropertyFile(PAYLOAD_PROPERTIES_FILE_NAME, config).isPresent()
|| !Paths.get(OTA_PACKAGE_DIR, PAYLOAD_PROPERTIES_FILE_NAME).toFile().exists()) {
throw new IOException(PAYLOAD_PROPERTIES_FILE_NAME + " not found");
}
PayloadSpec spec;
try {
spec = PayloadSpecs.forStreaming(config.getUrl(),
File compatibilityFile = Paths.get(OTA_PACKAGE_DIR, COMPATIBILITY_ZIP_FILE_NAME).toFile();
if (compatibilityFile.isFile()) {
Log.i(TAG, "Verifying OTA package for compatibility with the device");
if (!verifyPackageCompatibility(compatibilityFile)) {
throw new PreparationFailedException(
"OTA package is not compatible with this device");
}
}
return PayloadSpecs.forStreaming(config.getUrl(),
payloadBinary.get().getOffset(),
payloadBinary.get().getSize(),
Paths.get(OTA_PACKAGE_DIR, properties.get().getFilename()).toFile()
);
} catch (IOException e) {
Log.e(TAG, "PayloadSpecs failed to create PayloadSpec for streaming", e);
resultReceiver.send(RESULT_CODE_ERROR, null);
return;
}
resultReceiver.send(RESULT_CODE_SUCCESS, CallbackResultReceiver.createBundle(spec));
Paths.get(OTA_PACKAGE_DIR, PAYLOAD_PROPERTIES_FILE_NAME).toFile());
}
/**
@ -168,6 +178,10 @@ public class PrepareStreamingService extends IntentService {
*/
private static void downloadPreStreamingFiles(UpdateConfig config, String dir)
throws IOException {
Log.d(TAG, "Deleting existing files from " + dir);
for (String file : PRE_STREAMING_FILES_SET) {
Files.deleteIfExists(Paths.get(OTA_PACKAGE_DIR, file));
}
Log.d(TAG, "Downloading files to " + dir);
for (UpdateConfig.PackageFile file : config.getStreamingMetadata().getPropertyFiles()) {
if (PRE_STREAMING_FILES_SET.contains(file.getFilename())) {
@ -182,6 +196,19 @@ public class PrepareStreamingService extends IntentService {
}
}
/**
* @param file physical location of {@link PackageFiles#COMPATIBILITY_ZIP_FILE_NAME}
* @return true if OTA package is compatible with this device
*/
private static boolean verifyPackageCompatibility(File file) {
try {
return RecoverySystem.verifyPackageCompatibility(file);
} catch (IOException e) {
Log.e(TAG, "Failed to verify package compatibility", e);
return false;
}
}
/**
* Used by {@link PrepareStreamingService} to pass {@link PayloadSpec}
* to {@link UpdateResultCallback#onReceiveResult}.
@ -213,4 +240,10 @@ public class PrepareStreamingService extends IntentService {
}
}
private static class PreparationFailedException extends Exception {
PreparationFailedException(String message) {
super(message);
}
}
}