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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/policy/core/common/local_test_policy_loader.h"
#include <map>
#include <string>
#include "base/containers/contains.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/strings/stringprintf.h"
#include "build/build_config.h"
#include "components/policy/core/common/policy_bundle.h"
#include "components/policy/core/common/policy_loader_common.h"
#include "components/policy/core/common/policy_map.h"
#include "components/policy/core/common/policy_namespace.h"
#include "components/policy/core/common/policy_service_impl.h"
#include "components/policy/core/common/policy_types.h"
#include "components/policy/policy_constants.h"
namespace {
const char kLevel[] = "level";
const char kScope[] = "scope";
const char kSource[] = "source";
const char kNamespace[] = "namespace";
const char kName[] = "name";
const char kValue[] = "value";
const char kLocalTestId[] = "local_test_id";
policy::PolicyMap GetPolicyMapWithEntry(base::Value::Dict* policy_dict) {
policy::PolicyLevel level =
static_cast<policy::PolicyLevel>(*policy_dict->FindInt(kLevel));
policy::PolicyScope scope =
static_cast<policy::PolicyScope>(*policy_dict->FindInt(kScope));
policy::PolicySource source =
static_cast<policy::PolicySource>(*policy_dict->FindInt(kSource));
std::string name = *policy_dict->FindString(kName);
base::Value value = policy_dict->Find(kValue)->Clone();
policy::PolicyMap::Entry entry(level, scope, source, std::move(value),
nullptr, policy::GetChromePolicyDetails(name));
policy::PolicyMap entry_map = policy::PolicyMap();
entry_map.Set(name, std::move(entry));
return entry_map;
}
} // namespace
namespace policy {
LocalTestPolicyLoader::LocalTestPolicyLoader() = default;
LocalTestPolicyLoader::~LocalTestPolicyLoader() = default;
PolicyBundle LocalTestPolicyLoader::Load() {
return bundle_.Clone();
}
void LocalTestPolicyLoader::SetPolicyListJson(
const std::string& policy_list_json) {
std::map<std::string, PolicyBundle> bundles;
auto policies = base::JSONReader::ReadAndReturnValueWithError(
policy_list_json, base::JSONParserOptions::JSON_ALLOW_TRAILING_COMMAS);
CHECK(policies.has_value() && policies->is_list())
<< "List of policies expected";
for (auto& policy : policies->GetList()) {
CHECK(policy.is_dict())
<< "A dictionary is expected for each policy definition";
base::Value::Dict& policy_dict = policy.GetDict();
VerifyJsonContents(&policy_dict);
std::string key = base::StringPrintf(
"%i_%i_%i", *policy_dict.FindInt(kLevel), *policy_dict.FindInt(kScope),
*policy_dict.FindInt(kSource));
base::Value* component_id = policy_dict.Find(kNamespace);
PolicyNamespace ns =
(!component_id || *component_id == "chrome")
? PolicyNamespace(POLICY_DOMAIN_CHROME, std::string())
: PolicyNamespace(POLICY_DOMAIN_EXTENSIONS,
component_id->GetString());
PolicyMap& policy_map = bundles[key].Get(ns);
// Add affiliation id if user should be affiliated.
if (is_user_affiliated_ && !policy_map.IsUserAffiliated()) {
base::flat_set<std::string> user_ids(policy_map.GetUserAffiliationIds());
user_ids.insert(kLocalTestId);
base::flat_set<std::string> device_ids(
policy_map.GetDeviceAffiliationIds());
device_ids.insert(kLocalTestId);
policy_map.SetUserAffiliationIds(user_ids);
policy_map.SetDeviceAffiliationIds(device_ids);
CHECK(policy_map.IsUserAffiliated());
}
policy_map.MergeFrom(GetPolicyMapWithEntry(&policy_dict));
}
std::vector<const PolicyBundle*> bundles_to_merge;
for (auto& [key, bundle] : bundles) {
FilterSensitivePolicies(
&bundle.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string())));
bundles_to_merge.push_back(&bundle);
}
std::vector<std::unique_ptr<PolicyMigrator>> migrators;
bundle_ = PolicyServiceImpl::MergePolicyBundles(bundles_to_merge, migrators);
policies_ = policy_list_json;
}
void LocalTestPolicyLoader::VerifyJsonContents(base::Value::Dict* policy_dict) {
auto level_int = policy_dict->FindInt(kLevel);
CHECK(level_int.has_value() &&
*level_int <= static_cast<int>(PolicyLevel::POLICY_LEVEL_MAX))
<< "Invalid level found";
auto scope_int = policy_dict->FindInt(kScope);
CHECK(scope_int.has_value() &&
*scope_int <= static_cast<int>(PolicyScope::POLICY_SCOPE_MAX))
<< "Invalid scope found";
auto source_int = policy_dict->FindInt(kSource);
CHECK(source_int.has_value() &&
*source_int < static_cast<int>(PolicySource::POLICY_SOURCE_COUNT))
<< "Invalid source found";
if (policy_dict->Find(kNamespace)) {
CHECK(policy_dict->FindString(kNamespace)) << "Invalid namespace found";
}
CHECK(policy_dict->FindString(kName)) << "Invalid name found";
CHECK(policy_dict->contains(kValue)) << "Invalid value found";
}
void LocalTestPolicyLoader::ClearPolicies() {
bundle_.Clear();
policies_.clear();
}
void LocalTestPolicyLoader::SetUserAffiliated(bool affiliated) {
is_user_affiliated_ = affiliated;
}
} // namespace policy
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