74 lines
2.2 KiB
C++
74 lines
2.2 KiB
C++
// Copyright (c) 2015 GitHub, Inc.
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// Use of this source code is governed by the MIT license that can be
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// found in the LICENSE file.
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#include "atom/browser/net/atom_ssl_config_service.h"
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#include <string>
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#include <vector>
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#include "atom/common/options_switches.h"
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#include "base/command_line.h"
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#include "base/strings/string_split.h"
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#include "content/public/browser/browser_thread.h"
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#include "net/socket/ssl_client_socket.h"
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#include "net/ssl/ssl_cipher_suite_names.h"
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namespace atom {
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namespace {
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uint16_t GetSSLProtocolVersion(const std::string& version_string) {
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uint16_t version = 0; // Invalid
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if (version_string == "tls1")
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version = net::SSL_PROTOCOL_VERSION_TLS1;
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else if (version_string == "tls1.1")
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version = net::SSL_PROTOCOL_VERSION_TLS1_1;
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else if (version_string == "tls1.2")
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version = net::SSL_PROTOCOL_VERSION_TLS1_2;
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return version;
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}
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std::vector<uint16_t> ParseCipherSuites(
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const std::vector<std::string>& cipher_strings) {
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std::vector<uint16_t> cipher_suites;
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cipher_suites.reserve(cipher_strings.size());
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for (auto& cipher_string : cipher_strings) {
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uint16_t cipher_suite = 0;
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if (!net::ParseSSLCipherString(cipher_string, &cipher_suite)) {
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LOG(ERROR) << "Ignoring unrecognised cipher suite : "
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<< cipher_string;
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continue;
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}
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cipher_suites.push_back(cipher_suite);
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}
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return cipher_suites;
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}
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} // namespace
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AtomSSLConfigService::AtomSSLConfigService() {
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auto cmd_line = base::CommandLine::ForCurrentProcess();
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if (cmd_line->HasSwitch(switches::kSSLVersionFallbackMin)) {
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auto version_string =
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cmd_line->GetSwitchValueASCII(switches::kSSLVersionFallbackMin);
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config_.version_fallback_min = GetSSLProtocolVersion(version_string);
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}
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if (cmd_line->HasSwitch(switches::kCipherSuiteBlacklist)) {
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auto cipher_strings = base::SplitString(
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cmd_line->GetSwitchValueASCII(switches::kCipherSuiteBlacklist),
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",", base::TRIM_WHITESPACE, base::SPLIT_WANT_NONEMPTY);
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config_.disabled_cipher_suites = ParseCipherSuites(cipher_strings);
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}
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}
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AtomSSLConfigService::~AtomSSLConfigService() {
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}
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void AtomSSLConfigService::GetSSLConfig(net::SSLConfig* config) {
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*config = config_;
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}
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} // namespace atom
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