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Adds a section for unaccounted data.

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Often sub-directories of /data are populated with data framework has no
control of (for example, by the device's specific dumpstate_board()
function), and that data is now available through
MeasurementDetails.getUnaccountedSize().

BUG: 30952263

Change-Id: I8d3fda6668f2a57ee025fb135b33a244167d1e4b
This commit is contained in:
Felipe Leme
2016-08-30 10:52:37 -07:00
parent 8c16969c3e
commit 54dc9edc52
1 changed files with 58 additions and 29 deletions
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87
packages/SettingsLib/src/com/android/settingslib/deviceinfo/StorageMeasurement.java
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@@ -79,6 +79,7 @@ public class StorageMeasurement {
public static class MeasurementDetails {
public long totalSize;
public long availSize;
private long accountedSize;
/**
* Total apps disk usage per profiles of the current user.
@@ -126,6 +127,17 @@ public class StorageMeasurement {
* internal storage. Key is {@link UserHandle}.
*/
public SparseLongArray usersSize = new SparseLongArray();
/**
* Gets the total disk usage that is not accounted for.
*
* <p>
* Typically used by device-specific processes that the Framework has no control over.
*/
public long getUnaccountedSize() {
final long usedSize = totalSize - availSize;
return usedSize - accountedSize;
}
}
public interface MeasurementReceiver {
@@ -219,34 +231,43 @@ public class StorageMeasurement {
}
private void addStatsLocked(PackageStats stats) {
if (mIsPrivate) {
long codeSize = stats.codeSize;
long dataSize = stats.dataSize;
long cacheSize = stats.cacheSize;
if (Environment.isExternalStorageEmulated()) {
// Include emulated storage when measuring internal. OBB is
// shared on emulated storage, so treat as code.
codeSize += stats.externalCodeSize + stats.externalObbSize;
dataSize += stats.externalDataSize + stats.externalMediaSize;
cacheSize += stats.externalCacheSize;
synchronized (mDetails) {
long accountedAppSize = 0;
long accountedCacheSize = 0;
if (mIsPrivate) {
long codeSize = stats.codeSize;
long dataSize = stats.dataSize;
long cacheSize = stats.cacheSize;
if (Environment.isExternalStorageEmulated()) {
// Include emulated storage when measuring internal. OBB is
// shared on emulated storage, so treat as code.
codeSize += stats.externalCodeSize + stats.externalObbSize;
dataSize += stats.externalDataSize + stats.externalMediaSize;
cacheSize += stats.externalCacheSize;
}
accountedAppSize += dataSize;
// Count code and data for current user's profiles (keys prepared in constructor)
if (addValueIfKeyExists(mDetails.appsSize, stats.userHandle,
codeSize + dataSize)) {
// Code is only counted once for the current user
accountedAppSize += codeSize;
}
// User summary only includes data (code is only counted once
// for the current user)
addValue(mDetails.usersSize, stats.userHandle, dataSize);
// Include cache for all users
accountedCacheSize = cacheSize;
} else {
// Physical storage; only count external sizes
addValue(mDetails.appsSize, mCurrentUser,
stats.externalCodeSize + stats.externalDataSize
+ stats.externalMediaSize + stats.externalObbSize);
accountedCacheSize = stats.externalCacheSize;
}
// Count code and data for current user's profiles (keys prepared in constructor)
addValueIfKeyExists(mDetails.appsSize, stats.userHandle, codeSize + dataSize);
// User summary only includes data (code is only counted once
// for the current user)
addValue(mDetails.usersSize, stats.userHandle, dataSize);
// Include cache for all users
mDetails.cacheSize += cacheSize;
} else {
// Physical storage; only count external sizes
addValue(mDetails.appsSize, mCurrentUser,
stats.externalCodeSize + stats.externalDataSize
+ stats.externalMediaSize + stats.externalObbSize);
mDetails.cacheSize += stats.externalCacheSize;
mDetails.cacheSize += accountedCacheSize;
mDetails.accountedSize += accountedAppSize + accountedCacheSize;
}
}
}
@@ -375,11 +396,14 @@ public class StorageMeasurement {
for (String type : sMeasureMediaTypes) {
final File path = new File(basePath, type);
final long size = getDirectorySize(imcs, path);
details.accountedSize += size;
mediaMap.put(type, size);
}
// Measure misc files not counted under media
addValue(details.miscSize, userId, measureMisc(imcs, basePath));
final long miscSize = measureMisc(imcs, basePath);
details.accountedSize += miscSize;
addValue(details.miscSize, userId, miscSize);
}
if (mSharedVolume.getType() == VolumeInfo.TYPE_EMULATED) {
@@ -388,6 +412,9 @@ public class StorageMeasurement {
for (UserInfo user : users) {
final File userPath = mSharedVolume.getPathForUser(user.id);
final long size = getDirectorySize(imcs, userPath);
if (user.id != UserHandle.USER_SYSTEM) {
details.accountedSize += size;
}
addValue(details.usersSize, user.id, size);
}
}
@@ -468,10 +495,12 @@ public class StorageMeasurement {
array.put(key, array.get(key) + value);
}
private static void addValueIfKeyExists(SparseLongArray array, int key, long value) {
private static boolean addValueIfKeyExists(SparseLongArray array, int key, long value) {
final int index = array.indexOfKey(key);
if (index >= 0) {
array.put(key, array.valueAt(index) + value);
return true;
}
return false;
}
}