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// Copyright 2017 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/metrics/component_metrics_provider.h"
#include "base/containers/fixed_flat_map.h"
#include "base/strings/string_number_conversions.h"
#include "base/strings/string_piece.h"
#include "components/component_updater/component_updater_service.h"
#include "third_party/metrics_proto/system_profile.pb.h"
#include <string>
namespace metrics {
namespace {
SystemProfileProto_ComponentId CrxIdToComponentId(const std::string& app_id) {
static constexpr auto kComponentMap =
base::MakeFixedFlatMap<base::StringPiece,
SystemProfileProto_ComponentId>({
{"khaoiebndkojlmppeemjhbpbandiljpe",
SystemProfileProto_ComponentId_FILE_TYPE_POLICIES},
{"kfoklmclfodeliojeaekpoflbkkhojea",
SystemProfileProto_ComponentId_ORIGIN_TRIALS},
{"llkgjffcdpffmhiakmfcdcblohccpfmo",
SystemProfileProto_ComponentId_ORIGIN_TRIALS}, // Alternate ID
{"mimojjlkmoijpicakmndhoigimigcmbb",
SystemProfileProto_ComponentId_PEPPER_FLASH},
{"ckjlcfmdbdglblbjglepgnoekdnkoklc",
SystemProfileProto_ComponentId_PEPPER_FLASH_CHROMEOS},
{"hnimpnehoodheedghdeeijklkeaacbdc",
SystemProfileProto_ComponentId_PNACL},
{"npdjjkjlcidkjlamlmmdelcjbcpdjocm",
SystemProfileProto_ComponentId_RECOVERY},
{"giekcmmlnklenlaomppkphknjmnnpneh",
SystemProfileProto_ComponentId_SSL_ERROR_ASSISTANT},
{"ojjgnpkioondelmggbekfhllhdaimnho",
SystemProfileProto_ComponentId_STH_SET},
{"hfnkpimlhhgieaddgfemjhofmfblmnib",
SystemProfileProto_ComponentId_CRL_SET},
{"gcmjkmgdlgnkkcocmoeiminaijmmjnii",
SystemProfileProto_ComponentId_SUBRESOURCE_FILTER},
{"gkmgaooipdjhmangpemjhigmamcehddo",
SystemProfileProto_ComponentId_SW_REPORTER},
{"oimompecagnajdejgnnjijobebaeigek",
SystemProfileProto_ComponentId_WIDEVINE_CDM},
{"bjbdkfoakgmkndalgpadobhgbhhoanho",
SystemProfileProto_ComponentId_EPSON_INKJET_PRINTER_ESCPR},
{"ojnjgapiepgciobpecnafnoeaegllfld",
SystemProfileProto_ComponentId_CROS_TERMINA},
{"gncenodapghbnkfkoognegdnjoeegmkp",
SystemProfileProto_ComponentId_STAR_CUPS_DRIVER},
{"gelhpeofhffbaeegmemklllhfdifagmb",
SystemProfileProto_ComponentId_SPEECH_SYNTHESIS_SV_SE},
{"lmelglejhemejginpboagddgdfbepgmp",
SystemProfileProto_ComponentId_OPTIMIZATION_HINTS},
{"fookoiellkocclipolgaceabajejjcnp",
SystemProfileProto_ComponentId_DOWNLOADABLE_STRINGS},
{"cjfkbpdpjpdldhclahpfgnlhpodlpnba",
SystemProfileProto_ComponentId_VR_ASSETS},
{"gjpajnddmedjmcklfflllocelehklffm",
SystemProfileProto_ComponentId_RTANALYTICS_LIGHT},
{"mjdmdobabdmfcbaakcaadileafkmifen",
SystemProfileProto_ComponentId_RTANALYTICS_FULL},
{"fhbeibbmaepakgdkkmjgldjajgpkkhfj",
SystemProfileProto_ComponentId_CELLULAR},
{"ojhpjlocmbogdgmfpkhlaaeamibhnphh",
SystemProfileProto_ComponentId_ZXCVBN_DATA},
{"aemllinfpjdgcldgaelcgakpjmaekbai",
SystemProfileProto_ComponentId_WEBVIEW_APPS_PACKAGE_NAMES_ALLOWLIST},
{"ggkkehgbnfjpeggfpleeakpidbkibbmn",
SystemProfileProto_ComponentId_CROWD_DENY},
});
const auto* result = kComponentMap.find(app_id);
if (result == kComponentMap.end())
return SystemProfileProto_ComponentId_UNKNOWN;
return result->second;
}
// Extract the first 32 bits of a fingerprint string, excluding the fingerprint
// format specifier - see the fingerprint format specification at
// https://github.com/google/omaha/blob/master/doc/ServerProtocolV3.md
uint32_t Trim(const std::string& fp) {
const auto len_prefix = fp.find(".");
if (len_prefix == std::string::npos)
return 0;
uint32_t result = 0;
if (base::HexStringToUInt(fp.substr(len_prefix + 1, 8), &result))
return result;
return 0;
}
} // namespace
ComponentMetricsProvider::ComponentMetricsProvider(
std::unique_ptr<ComponentMetricsProviderDelegate> components_info_delegate)
: components_info_delegate_(std::move(components_info_delegate)) {}
ComponentMetricsProvider::~ComponentMetricsProvider() = default;
void ComponentMetricsProvider::ProvideSystemProfileMetrics(
SystemProfileProto* system_profile) {
for (const auto& component : components_info_delegate_->GetComponents()) {
const auto id = CrxIdToComponentId(component.id);
// Ignore any unknown components - in practice these are the
// SupervisedUserWhitelists, which we do not want to transmit to UMA or
// Crash.
if (id == SystemProfileProto_ComponentId_UNKNOWN)
continue;
auto* proto = system_profile->add_chrome_component();
proto->set_component_id(id);
proto->set_version(component.version.GetString());
proto->set_omaha_fingerprint(Trim(component.fingerprint));
}
}
} // namespace metrics
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