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content / browser / buckets / bucket_manager_host.cc [blame]
// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/browser/buckets/bucket_manager_host.h"
#include "base/containers/contains.h"
#include "base/metrics/histogram_functions.h"
#include "base/metrics/histogram_macros.h"
#include "base/ranges/algorithm.h"
#include "base/task/sequenced_task_runner.h"
#include "base/types/pass_key.h"
#include "components/services/storage/public/cpp/buckets/bucket_info.h"
#include "content/browser/buckets/bucket_host.h"
#include "content/browser/buckets/bucket_manager.h"
#include "content/browser/buckets/bucket_utils.h"
#include "content/browser/storage_partition_impl.h"
#include "mojo/public/cpp/bindings/pending_remote.h"
#include "third_party/blink/public/common/permissions/permission_utils.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
namespace content {
// These enums are used in metrics. Do not reorder or change their values.
// Append new values to the end.
enum class DurabilityMetric {
kNoneProvided = 0,
kRelaxed = 1,
kStrict = 2,
kMaxValue = kStrict,
};
enum class PersistenceMetric {
kNoneProvided = 0,
kNotPersisted = 1,
kPersisted = 2,
kMaxValue = kPersisted,
};
BucketManagerHost::BucketManagerHost(BucketManager* manager,
const blink::StorageKey& storage_key)
: manager_(manager), storage_key_(storage_key) {
DCHECK(manager != nullptr);
// base::Unretained is safe here because this BucketManagerHost owns
// `receivers_`. So, the unretained BucketManagerHost is guaranteed to
// outlive |receivers_| and the closure that it uses.
receivers_.set_disconnect_handler(base::BindRepeating(
&BucketManagerHost::OnReceiverDisconnect, base::Unretained(this)));
}
BucketManagerHost::~BucketManagerHost() = default;
void BucketManagerHost::BindReceiver(
mojo::PendingReceiver<blink::mojom::BucketManagerHost> receiver,
base::WeakPtr<BucketContext> context) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
receivers_.Add(this, std::move(receiver), std::move(context));
}
void BucketManagerHost::OpenBucket(const std::string& name,
blink::mojom::BucketPoliciesPtr policies,
OpenBucketCallback callback) {
if (!IsValidBucketName(name)) {
receivers_.ReportBadMessage("Invalid bucket name");
return;
}
storage::BucketInitParams params(storage_key_, name);
if (policies) {
if (policies->expires) {
params.expiration = *policies->expires;
}
if (policies->has_quota) {
if (policies->quota <= 0) {
receivers_.ReportBadMessage("Invalid quota");
return;
}
params.quota = policies->quota;
}
if (policies->has_durability) {
params.durability = policies->durability;
}
if (policies->has_persisted) {
// Only grant persistence if permitted.
if (receivers_.current_context() &&
receivers_.current_context()->GetPermissionStatus(
blink::PermissionType::DURABLE_STORAGE) ==
blink::mojom::PermissionStatus::GRANTED) {
params.persistent = policies->persisted;
}
}
// Count the number of minutes until expiration. This doesn't use the TIMES
// histogram variant because that counts in milliseconds and caps the max at
// ~24 days. Note that negative counts are logged as zero, so all
// expirations less than one minute in the future (including none specified)
// will be logged in the underflow bucket. Max duration we care about is 500
// days.
base::UmaHistogramCustomCounts(
"Storage.Buckets.Parameters.Expiration",
(params.expiration - base::Time::Now()).InMinutes(), 1,
base::Days(500).InMinutes(), 50);
// Convert quota to kB before logging.
base::UmaHistogramCustomCounts("Storage.Buckets.Parameters.QuotaKb",
params.quota / 1024, 1,
/* 20 GB */ 20L * 1024 * 1024, 50);
base::UmaHistogramEnumeration(
"Storage.Buckets.Parameters.Durability",
policies->has_durability
? policies->durability == blink::mojom::BucketDurability::kStrict
? DurabilityMetric::kStrict
: DurabilityMetric::kRelaxed
: DurabilityMetric::kNoneProvided);
base::UmaHistogramEnumeration("Storage.Buckets.Parameters.Persisted",
policies->has_persisted
? policies->persisted
? PersistenceMetric::kPersisted
: PersistenceMetric::kNotPersisted
: PersistenceMetric::kNoneProvided);
}
GetQuotaManagerProxy()->UpdateOrCreateBucket(
params, base::SequencedTaskRunner::GetCurrentDefault(),
base::BindOnce(&BucketManagerHost::DidGetBucket,
weak_factory_.GetWeakPtr(), receivers_.current_context(),
std::move(callback)));
}
void BucketManagerHost::GetBucketForDevtools(
const std::string& name,
mojo::PendingReceiver<blink::mojom::BucketHost> receiver) {
GetQuotaManagerProxy()->GetBucketByNameUnsafe(
storage_key_, name, blink::mojom::StorageType::kTemporary,
base::SequencedTaskRunner::GetCurrentDefault(),
base::BindOnce(&BucketManagerHost::DidGetBucketForDevtools,
weak_factory_.GetWeakPtr(), receivers_.current_context(),
std::move(receiver)));
}
void BucketManagerHost::Keys(KeysCallback callback) {
GetQuotaManagerProxy()->GetBucketsForStorageKey(
storage_key_, blink::mojom::StorageType::kTemporary,
/*delete_expired=*/true, base::SequencedTaskRunner::GetCurrentDefault(),
base::BindOnce(&BucketManagerHost::DidGetBuckets,
weak_factory_.GetWeakPtr(), std::move(callback)));
}
void BucketManagerHost::DeleteBucket(const std::string& name,
DeleteBucketCallback callback) {
if (!IsValidBucketName(name)) {
receivers_.ReportBadMessage("Invalid bucket name");
return;
}
GetQuotaManagerProxy()->DeleteBucket(
storage_key_, name, base::SequencedTaskRunner::GetCurrentDefault(),
base::BindOnce(&BucketManagerHost::DidDeleteBucket,
weak_factory_.GetWeakPtr(), name, std::move(callback)));
}
void BucketManagerHost::RemoveBucketHost(storage::BucketId id) {
DCHECK(base::Contains(bucket_map_, id));
bucket_map_.erase(id);
}
StoragePartitionImpl* BucketManagerHost::GetStoragePartition() {
return manager_->storage_partition();
}
storage::QuotaManagerProxy* BucketManagerHost::GetQuotaManagerProxy() {
return manager_->storage_partition()->GetQuotaManagerProxy();
}
void BucketManagerHost::OnReceiverDisconnect() {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
manager_->OnHostReceiverDisconnect(this, base::PassKey<BucketManagerHost>());
}
void BucketManagerHost::DidGetBucket(
base::WeakPtr<BucketContext> bucket_context,
OpenBucketCallback callback,
storage::QuotaErrorOr<storage::BucketInfo> result) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!bucket_context) {
std::move(callback).Run(mojo::NullRemote(),
blink::mojom::BucketError::kUnknown);
return;
}
if (!result.has_value()) {
auto error = [](storage::QuotaError code) {
switch (code) {
case storage::QuotaError::kQuotaExceeded:
return blink::mojom::BucketError::kQuotaExceeded;
case storage::QuotaError::kInvalidExpiration:
return blink::mojom::BucketError::kInvalidExpiration;
case storage::QuotaError::kNone:
case storage::QuotaError::kEntryExistsError:
case storage::QuotaError::kFileOperationError:
NOTREACHED();
case storage::QuotaError::kNotFound:
case storage::QuotaError::kDatabaseError:
case storage::QuotaError::kDatabaseDisabled:
case storage::QuotaError::kUnknownError:
case storage::QuotaError::kStorageKeyError:
return blink::mojom::BucketError::kUnknown;
}
}(result.error().quota_error);
std::move(callback).Run(mojo::NullRemote(), error);
return;
}
const auto& bucket = result.value();
auto it = bucket_map_.find(bucket.id);
if (it == bucket_map_.end()) {
it = bucket_map_
.emplace(bucket.id, std::make_unique<BucketHost>(this, bucket))
.first;
}
auto pending_remote = it->second->CreateStorageBucketBinding(bucket_context);
std::move(callback).Run(std::move(pending_remote),
blink::mojom::BucketError::kUnknown);
}
void BucketManagerHost::DidGetBucketForDevtools(
base::WeakPtr<BucketContext> bucket_context,
mojo::PendingReceiver<blink::mojom::BucketHost> receiver,
storage::QuotaErrorOr<storage::BucketInfo> result) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
if (!bucket_context || !result.has_value()) {
return;
}
const auto& bucket = result.value();
auto it = bucket_map_.find(bucket.id);
if (it == bucket_map_.end()) {
it = bucket_map_
.emplace(bucket.id, std::make_unique<BucketHost>(this, bucket))
.first;
}
it->second->PassStorageBucketBinding(bucket_context, std::move(receiver));
}
void BucketManagerHost::DidGetBuckets(
KeysCallback callback,
storage::QuotaErrorOr<std::set<storage::BucketInfo>> buckets) {
std::vector<std::string> keys;
for (const auto& bucket : buckets.value_or(std::set<storage::BucketInfo>())) {
if (!bucket.is_default()) {
keys.insert(base::ranges::upper_bound(keys, bucket.name), bucket.name);
}
}
std::move(callback).Run(keys, buckets.has_value());
}
void BucketManagerHost::DidDeleteBucket(const std::string& bucket_name,
DeleteBucketCallback callback,
blink::mojom::QuotaStatusCode status) {
DCHECK_CALLED_ON_VALID_SEQUENCE(sequence_checker_);
std::move(callback).Run(status == blink::mojom::QuotaStatusCode::kOk);
}
} // namespace content