diff options
Diffstat (limited to '')
| -rw-r--r-- | contrib/epee/include/net/http_auth.h | 115 | ||||
| -rw-r--r-- | contrib/epee/include/net/http_protocol_handler.h | 6 | ||||
| -rw-r--r-- | contrib/epee/include/net/http_server_impl_base.h | 2 | ||||
| -rw-r--r-- | contrib/epee/src/http_auth.cpp | 503 | ||||
| -rw-r--r-- | src/wallet/wallet_rpc_server.cpp | 2 | ||||
| -rw-r--r-- | tests/unit_tests/http_auth.cpp | 351 |
6 files changed, 790 insertions, 189 deletions
diff --git a/contrib/epee/include/net/http_auth.h b/contrib/epee/include/net/http_auth.h index 795d213d9..bdbfa7524 100644 --- a/contrib/epee/include/net/http_auth.h +++ b/contrib/epee/include/net/http_auth.h @@ -28,32 +28,35 @@ #pragma once #include <boost/optional/optional.hpp> +#include <boost/utility/string_ref.hpp> #include <cstdint> -#include "http_base.h" +#include <functional> #include <string> #include <utility> +#include "http_base.h" + namespace epee { namespace net_utils { namespace http { - //! Implements RFC 2617 digest auth. Digests from RFC 7616 can be added. - class http_auth + struct login { - public: - struct login - { - login() : username(), password() {} - login(std::string username_, std::string password_) - : username(std::move(username_)), password(std::move(password_)) - {} + login() : username(), password() {} + login(std::string username_, std::string password_) + : username(std::move(username_)), password(std::move(password_)) + {} - std::string username; - std::string password; - }; + std::string username; + std::string password; + }; + //! Implements RFC 2617 digest auth. Digests from RFC 7616 can be added. + class http_server_auth + { + public: struct session { session(login credentials_) @@ -65,21 +68,97 @@ namespace net_utils std::uint32_t counter; }; - http_auth() : user() {} - http_auth(login credentials); + http_server_auth() : user() {} + http_server_auth(login credentials); //! \return Auth response, or `boost::none` iff `request` had valid auth. boost::optional<http_response_info> get_response(const http_request_info& request) { if (user) + return do_get_response(request); + return boost::none; + } + private: + boost::optional<http_response_info> do_get_response(const http_request_info& request); + + boost::optional<session> user; + }; + + //! Implements RFC 2617 digest auth. Digests from RFC 7616 can be added. + class http_client_auth + { + public: + enum status : std::uint8_t { kSuccess = 0, kBadPassword, kParseFailure }; + + struct session + { + session(login credentials_) + : credentials(std::move(credentials_)), server(), counter(0) + {} + + struct keys { - return process(request); - } + using algorithm = + std::function<std::string(const session&, boost::string_ref, boost::string_ref)>; + + keys() : nonce(), opaque(), realm(), generator() {} + keys(std::string nonce_, std::string opaque_, std::string realm_, algorithm generator_) + : nonce(std::move(nonce_)) + , opaque(std::move(opaque_)) + , realm(std::move(realm_)) + , generator(std::move(generator_)) + {} + + std::string nonce; + std::string opaque; + std::string realm; + algorithm generator; + }; + + login credentials; + keys server; + std::uint32_t counter; + }; + + http_client_auth() : user() {} + http_client_auth(login credentials); + + /*! + Clients receiving a 401 response code from the server should call this + function to process the server auth. Then, before every client request, + `get_auth_field()` should be called to retrieve the newest + authorization request. + + \return `kBadPassword` if client will never be able to authenticate, + `kParseFailure` if all server authentication responses were invalid, + and `kSuccess` if `get_auth_field` is ready to generate authorization + fields. + */ + status handle_401(const http_response_info& response) + { + if (user) + return do_handle_401(response); + return kBadPassword; + } + + /*! + After calling `handle_401`, clients should call this function to + generate an authentication field for every request. + + \return A HTTP "Authorization" field if `handle_401(...)` previously + returned `kSuccess`. + */ + boost::optional<std::pair<std::string, std::string>> get_auth_field( + const boost::string_ref method, const boost::string_ref uri) + { + if (user) + return do_get_auth_field(method, uri); return boost::none; } private: - boost::optional<http_response_info> process(const http_request_info& request); + status do_handle_401(const http_response_info&); + boost::optional<std::pair<std::string, std::string>> do_get_auth_field(boost::string_ref, boost::string_ref); boost::optional<session> user; }; diff --git a/contrib/epee/include/net/http_protocol_handler.h b/contrib/epee/include/net/http_protocol_handler.h index 3813f9d7c..69ea04fbe 100644 --- a/contrib/epee/include/net/http_protocol_handler.h +++ b/contrib/epee/include/net/http_protocol_handler.h @@ -52,7 +52,7 @@ namespace net_utils { std::string m_folder; std::string m_required_user_agent; - boost::optional<http_auth::login> m_user; + boost::optional<login> m_user; critical_section m_lock; }; @@ -173,7 +173,7 @@ namespace net_utils : simple_http_connection_handler<t_connection_context>(psnd_hndlr, config), m_config(config), m_conn_context(conn_context), - m_auth(m_config.m_user ? http_auth{*m_config.m_user} : http_auth{}) + m_auth(m_config.m_user ? http_server_auth{*m_config.m_user} : http_server_auth{}) {} inline bool handle_request(const http_request_info& query_info, http_response_info& response) { @@ -214,7 +214,7 @@ namespace net_utils //simple_http_connection_handler::config_type m_stub_config; config_type& m_config; t_connection_context& m_conn_context; - http_auth m_auth; + http_server_auth m_auth; }; } } diff --git a/contrib/epee/include/net/http_server_impl_base.h b/contrib/epee/include/net/http_server_impl_base.h index f6b2d6941..a5cc1a917 100644 --- a/contrib/epee/include/net/http_server_impl_base.h +++ b/contrib/epee/include/net/http_server_impl_base.h @@ -53,7 +53,7 @@ namespace epee {} bool init(const std::string& bind_port = "0", const std::string& bind_ip = "0.0.0.0", - std::string user_agent = "", boost::optional<net_utils::http::http_auth::login> user = boost::none) + std::string user_agent = "", boost::optional<net_utils::http::login> user = boost::none) { //set self as callback handler diff --git a/contrib/epee/src/http_auth.cpp b/contrib/epee/src/http_auth.cpp index 98870a7a9..7fd32dabc 100644 --- a/contrib/epee/src/http_auth.cpp +++ b/contrib/epee/src/http_auth.cpp @@ -28,34 +28,41 @@ #include "net/http_auth.h" #include <array> +#include <boost/algorithm/string/find_iterator.hpp> #include <boost/algorithm/string/predicate.hpp> #include <boost/fusion/adapted/std_tuple.hpp> #include <boost/fusion/algorithm/iteration/for_each.hpp> +#include <boost/fusion/algorithm/iteration/iter_fold.hpp> #include <boost/fusion/algorithm/query/any.hpp> +#include <boost/fusion/iterator/distance.hpp> +#include <boost/fusion/iterator/value_of.hpp> +#include <boost/fusion/sequence/intrinsic/begin.hpp> +#include <boost/fusion/sequence/intrinsic/size.hpp> #include <boost/range/algorithm/copy.hpp> #include <boost/range/algorithm/find_if.hpp> #include <boost/range/iterator_range_core.hpp> #include <boost/range/join.hpp> +#include <boost/spirit/include/karma_generate.hpp> +#include <boost/spirit/include/karma_uint.hpp> #include <boost/spirit/include/qi_alternative.hpp> #include <boost/spirit/include/qi_and_predicate.hpp> #include <boost/spirit/include/qi_char.hpp> #include <boost/spirit/include/qi_char_class.hpp> #include <boost/spirit/include/qi_difference.hpp> #include <boost/spirit/include/qi_kleene.hpp> -#include <boost/spirit/include/qi_optional.hpp> #include <boost/spirit/include/qi_parse.hpp> #include <boost/spirit/include/qi_plus.hpp> #include <boost/spirit/include/qi_no_case.hpp> +#include <boost/spirit/include/qi_not_predicate.hpp> #include <boost/spirit/include/qi_raw.hpp> #include <boost/spirit/include/qi_rule.hpp> #include <boost/spirit/include/qi_sequence.hpp> #include <boost/spirit/include/qi_string.hpp> #include <boost/spirit/include/qi_symbols.hpp> #include <boost/spirit/include/qi_uint.hpp> -#include <boost/utility/string_ref.hpp> #include <cassert> -#include <functional> #include <iterator> +#include <limits> #include <tuple> #include <type_traits> @@ -75,6 +82,8 @@ characters without "consuming" the input character. */ namespace { + namespace http = epee::net_utils::http; + // string_ref is only constexpr if length is given template<std::size_t N> constexpr boost::string_ref ceref(const char (&arg)[N]) @@ -82,12 +91,17 @@ namespace return boost::string_ref(arg, N - 1); } - constexpr const auto auth_realm = ceref(u8"monero-wallet-rpc"); + constexpr const auto client_auth_field = ceref(u8"Authorization"); + constexpr const auto server_auth_field = ceref(u8"WWW-authenticate"); + constexpr const auto auth_realm = ceref(u8"monero-rpc"); constexpr const char comma = 44; constexpr const char equal_sign = 61; constexpr const char quote = 34; + constexpr const char zero = 48; constexpr const auto sess_algo = ceref(u8"-sess"); + constexpr const unsigned client_reserve_size = 512; //!< std::string::reserve size for clients + //// Digest Algorithms template<std::size_t N> @@ -147,15 +161,15 @@ namespace }; constexpr const boost::string_ref md5_::name; - //! Digest Algorithms available for HTTP Digest Auth. + //! Digest Algorithms available for HTTP Digest Auth. Sort better algos to the left constexpr const std::tuple<md5_> digest_algorithms{}; - //// Various String Parsing Utilities + //// Various String Utilities struct ascii_tolower_ { template<typename Char> - Char operator()(Char value) const noexcept + constexpr Char operator()(Char value) const noexcept { static_assert(std::is_integral<Char>::value, "only integral types supported"); return (65 <= value && value <= 90) ? (value + 32) : value; @@ -166,34 +180,243 @@ namespace struct ascii_iequal_ { template<typename Char> - bool operator()(Char left, Char right) const noexcept + constexpr bool operator()(Char left, Char right) const noexcept { return ascii_tolower(left) == ascii_tolower(right); } }; constexpr const ascii_iequal_ ascii_iequal{}; + struct http_list_separator_ + { + template<typename Char> + bool operator()(Char value) const noexcept + { + static_assert(std::is_integral<Char>::value, "only integral types supported"); + return boost::spirit::char_encoding::ascii::isascii_(value) && + (value == comma || boost::spirit::char_encoding::ascii::isspace(value)); + } + }; + constexpr const http_list_separator_ http_list_separator{}; + + std::string to_string(boost::iterator_range<const char*> source) + { + return {source.begin(), source.size()}; + } + + template<typename T> + void add_first_field(std::string& str, const char* const name, const T& value) + { + str.append(name); + str.push_back(equal_sign); + boost::copy(value, std::back_inserter(str)); + } + + template<typename T> + void add_field(std::string& str, const char* const name, const T& value) + { + str.push_back(comma); + add_first_field(str, name, value); + } + + template<typename T> + using quoted_result = boost::joined_range< + const boost::joined_range<const boost::string_ref, const T>, const boost::string_ref + >; + + template<typename T> + quoted_result<T> quoted(const T& arg) + { + return boost::range::join(boost::range::join(ceref(u8"\""), arg), ceref(u8"\"")); + } + //// Digest Authentication - - struct auth_request + + template<typename Digest> + typename std::result_of<Digest()>::type generate_a1( + Digest digest, const http::login& creds, const boost::string_ref realm) + { + return digest(creds.username, u8":", realm, u8":", creds.password); + } + + template<typename Digest> + typename std::result_of<Digest()>::type generate_a1( + Digest digest, const http::http_client_auth::session& user) + { + return generate_a1(std::move(digest), user.credentials, user.server.realm); + } + + template<typename T> + void init_client_value(std::string& str, + const boost::string_ref algorithm, const http::http_client_auth::session& user, + const boost::string_ref uri, const T& response) + { + str.append(u8"Digest "); + add_first_field(str, u8"algorithm", algorithm); + add_field(str, u8"nonce", quoted(user.server.nonce)); + add_field(str, u8"realm", quoted(user.server.realm)); + add_field(str, u8"response", quoted(response)); + add_field(str, u8"uri", quoted(uri)); + add_field(str, u8"username", quoted(user.credentials.username)); + if (!user.server.opaque.empty()) + add_field(str, u8"opaque", quoted(user.server.opaque)); + } + + //! Implements superseded algorithm specified in RFC 2069 + template<typename Digest> + struct old_algorithm + { + explicit old_algorithm(Digest digest_) : digest(std::move(digest_)) {} + + std::string operator()(const http::http_client_auth::session& user, + const boost::string_ref method, const boost::string_ref uri) const + { + const auto response = digest( + generate_a1(digest, user), u8":", user.server.nonce, u8":", digest(method, u8":", uri) + ); + std::string out{}; + out.reserve(client_reserve_size); + init_client_value(out, Digest::name, user, uri, response); + return out; + } + private: + Digest digest; + }; + + //! Implements the `qop=auth` algorithm specified in RFC 2617 + template<typename Digest> + struct auth_algorithm + { + explicit auth_algorithm(Digest digest_) : digest(std::move(digest_)) {} + + std::string operator()(const http::http_client_auth::session& user, + const boost::string_ref method, const boost::string_ref uri) const + { + namespace karma = boost::spirit::karma; + using counter_type = decltype(user.counter); + static_assert( + std::numeric_limits<counter_type>::radix == 2, "unexpected radix for counter" + ); + static_assert( + std::numeric_limits<counter_type>::digits <= 32, + "number of digits will cause underflow on padding below" + ); + + std::string out{}; + out.reserve(client_reserve_size); + + karma::generate(std::back_inserter(out), karma::hex(user.counter)); + out.insert(out.begin(), 8 - out.size(), zero); // zero left pad + if (out.size() != 8) + return {}; + + std::array<char, 8> nc{{}}; + boost::copy(out, nc.data()); + const auto response = digest( + generate_a1(digest, user), u8":", user.server.nonce, u8":", nc, u8"::auth:", digest(method, u8":", uri) + ); + out.clear(); + init_client_value(out, Digest::name, user, uri, response); + add_field(out, u8"qop", ceref(u8"auth")); + add_field(out, u8"nc", nc); + return out; + } + + private: + Digest digest; + }; + + //! Processes client "Authorization" and server "WWW-authenticate" HTTP fields + struct auth_message { using iterator = const char*; enum status{ kFail = 0, kStale, kPass }; - static status verify(const std::string& method, const std::string& request, - const epee::net_utils::http::http_auth::session& user) + //! \return Status of the `response` field from the client + static status verify(const boost::string_ref method, const boost::string_ref request, + const http::http_server_auth::session& user) + { + const auto parsed = parse(request); + if (parsed && + boost::equals(parsed->username, user.credentials.username) && + boost::fusion::any(digest_algorithms, has_valid_response{*parsed, user, method})) + { + if (boost::equals(parsed->nonce, user.nonce)) + { + // RFC 2069 format does not verify nc value - allow just once + if (user.counter == 1 || (!parsed->qop.empty() && parsed->counter() == user.counter)) + { + return kPass; + } + } + return kStale; + } + return kFail; + } + + //! \return Information needed to generate client authentication `response`s. + static http::http_client_auth::session::keys extract( + const http::http_response_info& response, const bool is_first) + { + using field = std::pair<std::string, std::string>; + + server_parameters best{}; + + const std::list<field>& fields = response.m_additional_fields; + auto current = fields.begin(); + const auto end = fields.end(); + while (true) + { + current = std::find_if(current, end, [] (const field& value) { + return boost::equals(server_auth_field, value.first, ascii_iequal); + }); + if (current == end) + break; + + const auto parsed = parse(current->second); + if (parsed) + { + server_parameters local_best = parsed->algorithm.empty() ? + server_parameters{*parsed, boost::fusion::find<md5_>(digest_algorithms)} : + boost::fusion::iter_fold(digest_algorithms, server_parameters{}, matches_algorithm{*parsed}); + + if (local_best.index < best.index) + best = std::move(local_best); + } + ++current; + } + if (is_first || boost::equals(best.stale, ceref(u8"true"), ascii_iequal)) + return best.take(); + return {}; // authentication failed with bad user/pass + } + + private: + explicit auth_message() + : algorithm() + , cnonce() + , nc() + , nonce() + , qop() + , realm() + , response() + , stale() + , uri() + , username() { + } + + static boost::optional<auth_message> parse(const boost::string_ref request) { struct parser { - using field_parser = std::function<bool(const parser&, iterator&, iterator, auth_request&)>; + using field_parser = std::function<bool(const parser&, iterator&, iterator, auth_message&)>; - explicit parser() : field_table(), skip_whitespace(), header(), token(), fields() { + explicit parser() : field_table(), skip_whitespace(), header(), quoted_string(), token(), fields() { using namespace std::placeholders; namespace qi = boost::spirit::qi; struct parse_nc { - bool operator()(const parser&, iterator& current, const iterator end, auth_request& result) const + bool operator()(const parser&, iterator& current, const iterator end, auth_message& result) const { return qi::parse( current, end, @@ -212,19 +435,19 @@ namespace }; struct parse_string { - bool operator()(const parser&, iterator& current, const iterator end, + bool operator()(const parser& parse, iterator& current, const iterator end, boost::iterator_range<iterator>& result) const { - return qi::parse( - current, end, - (qi::lit(quote) >> qi::raw[+(u8"\\\"" | (qi::ascii::char_ - quote))] >> qi::lit(quote)), - result - ); + return qi::parse(current, end, parse.quoted_string, result); + } + bool operator()(const parser& parse, iterator& current, const iterator end) const + { + return qi::parse(current, end, parse.quoted_string); } }; struct parse_response { - bool operator()(const parser&, iterator& current, const iterator end, auth_request& result) const + bool operator()(const parser&, iterator& current, const iterator end, auth_message& result) const { using byte = qi::uint_parser<std::uint8_t, 16, 2, 2>; return qi::parse( @@ -236,38 +459,41 @@ namespace }; field_table.add - (u8"algorithm", std::bind(parse_token{}, _1, _2, _3, std::bind(&auth_request::algorithm, _4))) - (u8"cnonce", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_request::cnonce, _4))) + (u8"algorithm", std::bind(parse_token{}, _1, _2, _3, std::bind(&auth_message::algorithm, _4))) + (u8"cnonce", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::cnonce, _4))) + (u8"domain", std::bind(parse_string{}, _1, _2, _3)) // ignore field (u8"nc", parse_nc{}) - (u8"nonce", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_request::nonce, _4))) - (u8"qop", std::bind(parse_token{}, _1, _2, _3, std::bind(&auth_request::qop, _4))) - (u8"realm", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_request::realm, _4))) + (u8"nonce", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::nonce, _4))) + (u8"opaque", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::opaque, _4))) + (u8"qop", std::bind(parse_token{}, _1, _2, _3, std::bind(&auth_message::qop, _4))) + (u8"realm", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::realm, _4))) (u8"response", parse_response{}) - (u8"uri", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_request::uri, _4))) - (u8"username", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_request::username, _4))); + (u8"stale", std::bind(parse_token{}, _1, _2, _3, std::bind(&auth_message::stale, _4))) + (u8"uri", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::uri, _4))) + (u8"username", std::bind(parse_string{}, _1, _2, _3, std::bind(&auth_message::username, _4))); skip_whitespace = *(&qi::ascii::char_ >> qi::ascii::space); header = skip_whitespace >> qi::ascii::no_case[u8"digest"] >> skip_whitespace; + quoted_string = (qi::lit(quote) >> qi::raw[+(u8"\\\"" | (qi::ascii::char_ - quote))] >> qi::lit(quote)); token = - -qi::lit(quote) >> - qi::raw[+(&qi::ascii::char_ >> (qi::ascii::graph - qi::ascii::char_(u8"()<>@,;:\\\"/[]?={}")))] >> - -qi::lit(quote); + (!qi::lit(quote) >> qi::raw[+(&qi::ascii::char_ >> (qi::ascii::graph - qi::ascii::char_(u8"()<>@,;:\\\"/[]?={}")))]) | + quoted_string; fields = field_table >> skip_whitespace >> equal_sign >> skip_whitespace; } - boost::optional<auth_request> operator()(const std::string& method, const std::string& request) const + boost::optional<auth_message> operator()(const boost::string_ref request) const { namespace qi = boost::spirit::qi; - iterator current = request.data(); - const iterator end = current + request.size(); + iterator current = request.begin(); + const iterator end = request.end(); if (!qi::parse(current, end, header)) { return boost::none; } - auth_request info(method); + auth_message info{}; field_parser null_parser{}; std::reference_wrapper<const field_parser> field = null_parser; @@ -288,26 +514,13 @@ namespace > field_table; boost::spirit::qi::rule<iterator> skip_whitespace; boost::spirit::qi::rule<iterator> header; + boost::spirit::qi::rule<iterator, boost::iterator_range<iterator>()> quoted_string; boost::spirit::qi::rule<iterator, boost::iterator_range<iterator>()> token; boost::spirit::qi::rule<iterator, std::reference_wrapper<const field_parser>()> fields; }; // parser - static const parser parse; - return do_verify(parse(method, request), user); - } - - private: - explicit auth_request(const std::string& method_) - : algorithm() - , cnonce() - , method(method_) - , nc() - , nonce() - , qop() - , realm() - , response() - , uri() - , username() { + static const parser parse_; + return parse_(request); } struct has_valid_response @@ -326,12 +539,6 @@ namespace ); } - template<typename Digest> - typename std::result_of<Digest()>::type generate_auth(Digest digest) const - { - return digest(request.method, u8":", request.uri); - } - template<typename Result> bool check(const Result& result) const { @@ -344,96 +551,130 @@ namespace if (boost::starts_with(request.algorithm, Digest::name, ascii_iequal) || (request.algorithm.empty() && std::is_same<md5_, Digest>::value)) { - auto key = digest(user.credentials.username, u8":", auth_realm, u8":", user.credentials.password); - + auto key = generate_a1(digest, user.credentials, auth_realm); if (boost::ends_with(request.algorithm, sess_algo, ascii_iequal)) { key = digest(key, u8":", request.nonce, u8":", request.cnonce); } + auto auth = digest(method, u8":", request.uri); if (request.qop.empty()) { - return check(generate_old_response(digest, std::move(key), generate_auth(digest))); + return check(generate_old_response(std::move(digest), std::move(key), std::move(auth))); } else if (boost::equals(ceref(u8"auth"), request.qop, ascii_iequal)) { - return check(generate_new_response(digest, std::move(key), generate_auth(digest))); + return check(generate_new_response(std::move(digest), std::move(key), std::move(auth))); } } return false; } - const auth_request& request; - const epee::net_utils::http::http_auth::session& user; + const auth_message& request; + const http::http_server_auth::session& user; + const boost::string_ref method; }; - static status do_verify(const boost::optional<auth_request>& request, - const epee::net_utils::http::http_auth::session& user) + boost::optional<std::uint32_t> counter() const + { + namespace qi = boost::spirit::qi; + using hex = qi::uint_parser<std::uint32_t, 16>; + std::uint32_t value = 0; + const bool converted = qi::parse(nc.begin(), nc.end(), hex{}, value); + return boost::make_optional(converted, value); + } + + struct server_parameters { - if (request && - boost::equals(request->username, user.credentials.username) && - boost::fusion::any(digest_algorithms, has_valid_response{*request, user})) + server_parameters() + : nonce(), opaque(), realm(), stale(), value_generator() + , index(boost::fusion::size(digest_algorithms)) + {} + + template<typename DigestIter> + explicit server_parameters(const auth_message& request, const DigestIter& digest) + : nonce(request.nonce) + , opaque(request.opaque) + , stale(request.stale) + , realm(request.realm) + , value_generator() + , index(boost::fusion::distance(boost::fusion::begin(digest_algorithms), digest)) { - if (boost::equals(request->nonce, user.nonce)) + using digest_type = typename boost::fusion::result_of::value_of<DigestIter>::type; + + // debug check internal state of the auth_message class + assert( + (std::is_same<digest_type, md5_>::value) || + boost::equals((*digest).name, request.algorithm, ascii_iequal) + ); + if (request.qop.empty()) + value_generator = old_algorithm<digest_type>{*digest}; + else { - // RFC 2069 format does not verify nc value - allow just once - if (user.counter == 1 || (!request->qop.empty() && request->counter() == user.counter)) + for (auto elem = boost::make_split_iterator(request.qop, boost::token_finder(http_list_separator)); + !elem.eof(); + ++elem) { - return kPass; + if (boost::equals(ceref(u8"auth"), *elem, ascii_iequal)) + { + value_generator = auth_algorithm<digest_type>{*digest}; + break; + } } + if (!value_generator) // no supported qop mode + index = boost::fusion::size(digest_algorithms); } - return kStale; } - return kFail; - } - boost::optional<std::uint32_t> counter() const + http::http_client_auth::session::keys take() + { + return {to_string(nonce), to_string(opaque), to_string(realm), std::move(value_generator)}; + } + + boost::iterator_range<iterator> nonce; + boost::iterator_range<iterator> opaque; + boost::iterator_range<iterator> realm; + boost::iterator_range<iterator> stale; + http::http_client_auth::session::keys::algorithm value_generator; + unsigned index; + }; + + struct matches_algorithm { - namespace qi = boost::spirit::qi; - using hex = qi::uint_parser<std::uint32_t, 16>; - std::uint32_t value = 0; - const bool converted = qi::parse(nc.begin(), nc.end(), hex{}, value); - return boost::make_optional(converted, value); - } + template<typename DigestIter> + server_parameters operator()(server_parameters current, const DigestIter& digest) const + { + if (!current.value_generator) + { + if (boost::equals(response.algorithm, (*digest).name, ascii_iequal)) + { + current = server_parameters{response, digest}; + } + } + return current; + } + const auth_message& response; + }; + boost::iterator_range<iterator> algorithm; boost::iterator_range<iterator> cnonce; - boost::string_ref method; boost::iterator_range<iterator> nc; boost::iterator_range<iterator> nonce; + boost::iterator_range<iterator> opaque; boost::iterator_range<iterator> qop; boost::iterator_range<iterator> realm; boost::iterator_range<iterator> response; + boost::iterator_range<iterator> stale; boost::iterator_range<iterator> uri; boost::iterator_range<iterator> username; - }; // auth_request + }; // auth_message struct add_challenge { - template<typename T> - static void add_field(std::string& str, const char* const name, const T& value) - { - str.push_back(comma); - str.append(name); - str.push_back(equal_sign); - boost::range::copy(value, std::back_inserter(str)); - } - - template<typename T> - using quoted_result = boost::joined_range< - const boost::joined_range<const boost::string_ref, const T>, const boost::string_ref - >; - - template<typename T> - static quoted_result<T> quoted(const T& arg) - { - return boost::range::join(boost::range::join(ceref(u8"\""), arg), ceref(u8"\"")); - } - template<typename Digest> void operator()(const Digest& digest) const { - static constexpr const auto fname = ceref(u8"WWW-authenticate"); static constexpr const auto fvalue = ceref(u8"Digest qop=\"auth\""); for (unsigned i = 0; i < 2; ++i) @@ -448,17 +689,16 @@ namespace add_field(out, u8"nonce", quoted(nonce)); add_field(out, u8"stale", is_stale ? ceref("true") : ceref("false")); - fields.push_back(std::make_pair(std::string(fname), std::move(out))); + fields.push_back(std::make_pair(std::string(server_auth_field), std::move(out))); } } - const std::string& nonce; + const boost::string_ref nonce; std::list<std::pair<std::string, std::string>>& fields; const bool is_stale; }; - epee::net_utils::http::http_response_info create_digest_response( - const std::string& nonce, const bool is_stale) + http::http_response_info create_digest_response(const boost::string_ref nonce, const bool is_stale) { epee::net_utils::http::http_response_info rc{}; rc.m_response_code = 401; @@ -481,35 +721,35 @@ namespace epee { namespace http { - http_auth::http_auth(login credentials) + http_server_auth::http_server_auth(login credentials) : user(session{std::move(credentials)}) { } - boost::optional<http_response_info> http_auth::process(const http_request_info& request) + boost::optional<http_response_info> http_server_auth::do_get_response(const http_request_info& request) { assert(user); using field = std::pair<std::string, std::string>; const std::list<field>& fields = request.m_header_info.m_etc_fields; const auto auth = boost::find_if(fields, [] (const field& value) { - return boost::equals(ceref(u8"authorization"), value.first, ascii_iequal); + return boost::equals(client_auth_field, value.first, ascii_iequal); }); bool is_stale = false; if (auth != fields.end()) { ++(user->counter); - switch (auth_request::verify(request.m_http_method_str, auth->second, *user)) + switch (auth_message::verify(request.m_http_method_str, auth->second, *user)) { - case auth_request::kPass: + case auth_message::kPass: return boost::none; - case auth_request::kStale: + case auth_message::kStale: is_stale = true; break; default: - case auth_request::kFail: + case auth_message::kFail: break; } } @@ -521,6 +761,35 @@ namespace epee } return create_digest_response(user->nonce, is_stale); } + + http_client_auth::http_client_auth(login credentials) + : user(session{std::move(credentials)}) { + } + + http_client_auth::status http_client_auth::do_handle_401(const http_response_info& response) + { + assert(user); + const bool first_auth = (user->counter == 0); + user->server = auth_message::extract(response, first_auth); + if (user->server.generator) + { + user->counter = 0; + return kSuccess; + } + return first_auth ? kParseFailure : kBadPassword; + } + + boost::optional<std::pair<std::string, std::string>> http_client_auth::do_get_auth_field( + const boost::string_ref method, const boost::string_ref uri) + { + assert(user); + if (user->server.generator) + { + ++(user->counter); + return std::make_pair(std::string(client_auth_field), user->server.generator(*user, method, uri)); + } + return boost::none; + } } } } diff --git a/src/wallet/wallet_rpc_server.cpp b/src/wallet/wallet_rpc_server.cpp index 21965c4c8..d61b11f8a 100644 --- a/src/wallet/wallet_rpc_server.cpp +++ b/src/wallet/wallet_rpc_server.cpp @@ -125,7 +125,7 @@ namespace tools } } - epee::net_utils::http::http_auth::login login{}; + epee::net_utils::http::login login{}; const bool disable_auth = command_line::get_arg(vm, arg_disable_rpc_login); const std::string user_pass = command_line::get_arg(vm, arg_rpc_login); diff --git a/tests/unit_tests/http_auth.cpp b/tests/unit_tests/http_auth.cpp index 7158850b6..97954642f 100644 --- a/tests/unit_tests/http_auth.cpp +++ b/tests/unit_tests/http_auth.cpp @@ -61,6 +61,7 @@ #include "string_tools.h" namespace { +namespace http = epee::net_utils::http; using fields = std::unordered_map<std::string, std::string>; using auth_responses = std::vector<fields>; @@ -71,17 +72,28 @@ std::string quoted(std::string str) return str; } -epee::net_utils::http::http_request_info make_request(const fields& args) +void write_fields(std::string& out, const fields& args) { namespace karma = boost::spirit::karma; - - std::string out{" DIGEST "}; karma::generate( std::back_inserter(out), (karma::string << " = " << karma::string) % " , ", args); +} + +std::string write_fields(const fields& args) +{ + std::string out{}; + write_fields(out, args); + return out; +} - epee::net_utils::http::http_request_info request{}; +http::http_request_info make_request(const fields& args) +{ + std::string out{" DIGEST "}; + write_fields(out, args); + + http::http_request_info request{}; request.m_http_method_str = "NOP"; request.m_header_info.m_etc_fields.push_back( std::make_pair(u8"authorization", std::move(out)) @@ -89,6 +101,21 @@ epee::net_utils::http::http_request_info make_request(const fields& args) return request; } +http::http_response_info make_response(const auth_responses& choices) +{ + http::http_response_info response{}; + for (const auto& choice : choices) + { + std::string out{" DIGEST "}; + write_fields(out, choice); + + response.m_additional_fields.push_back( + std::make_pair(u8"WWW-authenticate", std::move(out)) + ); + } + return response; +} + bool has_same_fields(const auth_responses& in) { const std::vector<std::string> check{u8"nonce", u8"qop", u8"realm", u8"stale"}; @@ -113,7 +140,7 @@ bool has_same_fields(const auth_responses& in) return true; } -bool is_unauthorized(const epee::net_utils::http::http_response_info& response) +bool is_unauthorized(const http::http_response_info& response) { EXPECT_EQ(401, response.m_response_code); EXPECT_STREQ(u8"Unauthorized", response.m_response_comment.c_str()); @@ -123,39 +150,44 @@ bool is_unauthorized(const epee::net_utils::http::http_response_info& response) response.m_mime_tipe == u8"text/html"; } - -auth_responses parse_response(const epee::net_utils::http::http_response_info& response) +fields parse_fields(const std::string& value) { namespace qi = boost::spirit::qi; + fields out{}; + const bool rc = qi::parse( + value.begin(), value.end(), + qi::lit(u8"Digest ") >> (( + +qi::ascii::alpha >> + qi::lit('=') >> ( + (qi::lit('"') >> +(qi::ascii::char_ - '"') >> qi::lit('"')) | + +(qi::ascii::graph - qi::ascii::char_(u8"()<>@,;:\\\"/[]?={}")) + ) + ) % ',' + ) >> qi::eoi, + out + ); + if (!rc) + throw std::runtime_error{"Bad field given in HTTP header"}; + + return out; +} + +auth_responses parse_response(const http::http_response_info& response) +{ auth_responses result{}; const auto end = response.m_additional_fields.end(); - for (auto current = response.m_additional_fields.begin(); current != end; ++current) + for (auto current = response.m_additional_fields.begin();; ++current) { current = std::find_if(current, end, [] (const std::pair<std::string, std::string>& field) { - return boost::iequals(u8"www-authenticate", field.first); + return boost::equals(u8"WWW-authenticate", field.first); }); if (current == end) return result; - std::unordered_map<std::string, std::string> fields{}; - const bool rc = qi::parse( - current->second.begin(), current->second.end(), - qi::lit(u8"Digest ") >> (( - +qi::ascii::alpha >> - qi::lit('=') >> ( - (qi::lit('"') >> +(qi::ascii::char_ - '"') >> qi::lit('"')) | - +(qi::ascii::graph - qi::ascii::char_(u8"()<>@,;:\\\"/[]?={}")) - ) - ) % ',' - ) >> qi::eoi, - fields - ); - - if (rc) - result.push_back(std::move(fields)); + result.push_back(parse_fields(current->second)); } return result; } @@ -175,15 +207,20 @@ std::string md5_hex(const std::string& in) return epee::string_tools::pod_to_hex(digest); } -std::string get_a1(const epee::net_utils::http::http_auth::login& user, const auth_responses& responses) +std::string get_a1(const http::login& user, const fields& src) { - const std::string& realm = responses.at(0).at(u8"realm"); + const std::string& realm = src.at(u8"realm"); return boost::join( std::vector<std::string>{user.username, realm, user.password}, u8":" ); } -std::string get_a1_sess(const epee::net_utils::http::http_auth::login& user, const std::string& cnonce, const auth_responses& responses) +std::string get_a1(const http::login& user, const auth_responses& responses) +{ + return get_a1(user, responses.at(0)); +} + +std::string get_a1_sess(const http::login& user, const std::string& cnonce, const auth_responses& responses) { const std::string& nonce = responses.at(0).at(u8"nonce"); return boost::join( @@ -210,36 +247,36 @@ std::string get_nc(std::uint32_t count) } } -TEST(HTTP_Auth, NotRequired) +TEST(HTTP_Server_Auth, NotRequired) { - epee::net_utils::http::http_auth auth{}; - EXPECT_FALSE(auth.get_response(epee::net_utils::http::http_request_info{})); + http::http_server_auth auth{}; + EXPECT_FALSE(auth.get_response(http::http_request_info{})); } -TEST(HTTP_Auth, MissingAuth) +TEST(HTTP_Server_Auth, MissingAuth) { - epee::net_utils::http::http_auth auth{{"foo", "bar"}}; - EXPECT_TRUE(bool(auth.get_response(epee::net_utils::http::http_request_info{}))); + http::http_server_auth auth{{"foo", "bar"}}; + EXPECT_TRUE(bool(auth.get_response(http::http_request_info{}))); { - epee::net_utils::http::http_request_info request{}; + http::http_request_info request{}; request.m_header_info.m_etc_fields.push_back({"\xFF", "\xFF"}); EXPECT_TRUE(bool(auth.get_response(request))); } } -TEST(HTTP_Auth, BadSyntax) +TEST(HTTP_Server_Auth, BadSyntax) { - epee::net_utils::http::http_auth auth{{"foo", "bar"}}; + http::http_server_auth auth{{"foo", "bar"}}; EXPECT_TRUE(bool(auth.get_response(make_request({{u8"algorithm", "fo\xFF"}})))); EXPECT_TRUE(bool(auth.get_response(make_request({{u8"cnonce", "\"000\xFF\""}})))); EXPECT_TRUE(bool(auth.get_response(make_request({{u8"cnonce \xFF =", "\"000\xFF\""}})))); EXPECT_TRUE(bool(auth.get_response(make_request({{u8" \xFF cnonce", "\"000\xFF\""}})))); } -TEST(HTTP_Auth, MD5) +TEST(HTTP_Server_Auth, MD5) { - epee::net_utils::http::http_auth::login user{"foo", "bar"}; - epee::net_utils::http::http_auth auth{user}; + http::login user{"foo", "bar"}; + http::http_server_auth auth{user}; const auto response = auth.get_response(make_request(fields{})); ASSERT_TRUE(bool(response)); @@ -283,12 +320,12 @@ TEST(HTTP_Auth, MD5) EXPECT_STREQ(u8"true", fields2[0].at(u8"stale").c_str()); } -TEST(HTTP_Auth, MD5_sess) +TEST(HTTP_Server_Auth, MD5_sess) { constexpr const char cnonce[] = "not a good cnonce"; - epee::net_utils::http::http_auth::login user{"foo", "bar"}; - epee::net_utils::http::http_auth auth{user}; + http::login user{"foo", "bar"}; + http::http_server_auth auth{user}; const auto response = auth.get_response(make_request(fields{})); ASSERT_TRUE(bool(response)); @@ -334,13 +371,13 @@ TEST(HTTP_Auth, MD5_sess) EXPECT_STREQ(u8"true", fields2[0].at(u8"stale").c_str()); } -TEST(HTTP_Auth, MD5_auth) +TEST(HTTP_Server_Auth, MD5_auth) { constexpr const char cnonce[] = "not a nonce"; constexpr const char qop[] = "auth"; - epee::net_utils::http::http_auth::login user{"foo", "bar"}; - epee::net_utils::http::http_auth auth{user}; + http::login user{"foo", "bar"}; + http::http_server_auth auth{user}; const auto response = auth.get_response(make_request(fields{})); ASSERT_TRUE(bool(response)); @@ -402,13 +439,13 @@ TEST(HTTP_Auth, MD5_auth) EXPECT_STREQ(u8"true", parsed_replay[0].at(u8"stale").c_str()); } -TEST(HTTP_Auth, MD5_sess_auth) +TEST(HTTP_Server_Auth, MD5_sess_auth) { constexpr const char cnonce[] = "not a nonce"; constexpr const char qop[] = "auth"; - epee::net_utils::http::http_auth::login user{"foo", "bar"}; - epee::net_utils::http::http_auth auth{user}; + http::login user{"foo", "bar"}; + http::http_server_auth auth{user}; const auto response = auth.get_response(make_request(fields{})); ASSERT_TRUE(bool(response)); @@ -469,3 +506,219 @@ TEST(HTTP_Auth, MD5_sess_auth) EXPECT_NE(nonce, parsed_replay[0].at(u8"nonce")); EXPECT_STREQ(u8"true", parsed_replay[0].at(u8"stale").c_str()); } + + +TEST(HTTP_Auth, DogFood) +{ + const auto add_field = [] (http::http_request_info& request, http::http_client_auth& client) + { + auto field = client.get_auth_field(request.m_http_method_str, request.m_URI); + EXPECT_TRUE(bool(field)); + if (!field) + return false; + request.m_header_info.m_etc_fields.push_back(std::move(*field)); + return true; + }; + + const http::login user{"some_user", "ultimate password"}; + + http::http_server_auth server{user}; + http::http_client_auth client{user}; + + http::http_request_info request{}; + request.m_http_method_str = "GET"; + request.m_URI = "/FOO"; + + const auto response = server.get_response(request); + ASSERT_TRUE(bool(response)); + EXPECT_TRUE(is_unauthorized(*response)); + + EXPECT_EQ(http::http_client_auth::kSuccess, client.handle_401(*response)); + EXPECT_TRUE(add_field(request, client)); + EXPECT_FALSE(bool(server.get_response(request))); + + for (unsigned i = 0; i < 1000; ++i) + { + request.m_http_method_str += std::to_string(i); + request.m_header_info.m_etc_fields.clear(); + EXPECT_TRUE(add_field(request, client)); + EXPECT_FALSE(bool(server.get_response(request))); + } + + // resetting counter should be rejected by server + request.m_header_info.m_etc_fields.clear(); + client = http::http_client_auth{user}; + EXPECT_EQ(http::http_client_auth::kSuccess, client.handle_401(*response)); + EXPECT_TRUE(add_field(request, client)); + + const auto response2 = server.get_response(request); + ASSERT_TRUE(bool(response2)); + EXPECT_TRUE(is_unauthorized(*response2)); + + const auth_responses parsed1 = parse_response(*response); + const auth_responses parsed2 = parse_response(*response2); + ASSERT_LE(1u, parsed1.size()); + ASSERT_LE(1u, parsed2.size()); + EXPECT_NE(parsed1[0].at(u8"nonce"), parsed2[0].at(u8"nonce")); + + // with stale=true client should reset + request.m_header_info.m_etc_fields.clear(); + EXPECT_EQ(http::http_client_auth::kSuccess, client.handle_401(*response2)); + EXPECT_TRUE(add_field(request, client)); + EXPECT_FALSE(bool(server.get_response(request))); + + // client should give up if stale=false + EXPECT_EQ(http::http_client_auth::kBadPassword, client.handle_401(*response)); +} + +TEST(HTTP_Client_Auth, Unavailable) +{ + http::http_client_auth auth{}; + EXPECT_EQ(http::http_client_auth::kBadPassword, auth.handle_401(http::http_response_info{})); + EXPECT_FALSE(bool(auth.get_auth_field("GET", "/file"))); +} + +TEST(HTTP_Client_Auth, MissingAuthenticate) +{ + http::http_client_auth auth{{"foo", "bar"}}; + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(http::http_response_info{})); + EXPECT_FALSE(bool(auth.get_auth_field("POST", "/\xFFname"))); + { + http::http_response_info response{}; + response.m_additional_fields.push_back({"\xFF", "\xFF"}); + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(response)); + } + EXPECT_FALSE(bool(auth.get_auth_field("DELETE", "/file/does/not/exist"))); +} + +TEST(HTTP_Client_Auth, BadSyntax) +{ + http::http_client_auth auth{{"foo", "bar"}}; + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(make_response({{{u8"realm", "fo\xFF"}}}))); + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(make_response({{{u8"domain", "fo\xFF"}}}))); + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(make_response({{{u8"nonce", "fo\xFF"}}}))); + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(make_response({{{u8"nonce \xFF =", "fo\xFF"}}}))); + EXPECT_EQ(http::http_client_auth::kParseFailure, auth.handle_401(make_response({{{u8" \xFF nonce", "fo\xFF"}}}))); +} + +TEST(HTTP_Client_Auth, MD5) +{ + constexpr char method[] = "NOP"; + constexpr char nonce[] = "some crazy nonce"; + constexpr char realm[] = "the only realm"; + constexpr char uri[] = "/some_file"; + + const http::login user{"foo", "bar"}; + http::http_client_auth auth{user}; + + auto response = make_response({ + { + {u8"domain", quoted("ignored")}, + {u8"nonce", quoted(nonce)}, + {u8"REALM", quoted(realm)} + }, + { + {u8"algorithm", "null"}, + {u8"domain", quoted("ignored")}, + {u8"nonce", quoted(std::string{"e"} + nonce)}, + {u8"realm", quoted(std::string{"e"} + realm)} + }, + }); + + EXPECT_EQ(http::http_client_auth::kSuccess, auth.handle_401(response)); + const auto auth_field = auth.get_auth_field(method, uri); + ASSERT_TRUE(bool(auth_field)); + + const auto parsed = parse_fields(auth_field->second); + EXPECT_STREQ(u8"Authorization", auth_field->first.c_str()); + EXPECT_EQ(parsed.end(), parsed.find(u8"opaque")); + EXPECT_EQ(parsed.end(), parsed.find(u8"qop")); + EXPECT_EQ(parsed.end(), parsed.find(u8"nc")); + EXPECT_STREQ(u8"MD5", parsed.at(u8"algorithm").c_str()); + EXPECT_STREQ(nonce, parsed.at(u8"nonce").c_str()); + EXPECT_STREQ(uri, parsed.at(u8"uri").c_str()); + EXPECT_EQ(user.username, parsed.at(u8"username")); + EXPECT_STREQ(realm, parsed.at(u8"realm").c_str()); + + const std::string a1 = get_a1(user, parsed); + const std::string a2 = get_a2(uri); + const std::string auth_code = md5_hex( + boost::join(std::vector<std::string>{md5_hex(a1), nonce, md5_hex(a2)}, u8":") + ); + EXPECT_TRUE(boost::iequals(auth_code, parsed.at(u8"response"))); + { + const auto auth_field_dup = auth.get_auth_field(method, uri); + ASSERT_TRUE(bool(auth_field_dup)); + EXPECT_EQ(*auth_field, *auth_field_dup); + } + + + EXPECT_EQ(http::http_client_auth::kBadPassword, auth.handle_401(response)); + response.m_additional_fields.front().second.append(u8"," + write_fields({{u8"stale", u8"TRUE"}})); + EXPECT_EQ(http::http_client_auth::kSuccess, auth.handle_401(response)); +} + +TEST(HTTP_Client_Auth, MD5_auth) +{ + constexpr char cnonce[] = ""; + constexpr char method[] = "NOP"; + constexpr char nonce[] = "some crazy nonce"; + constexpr char opaque[] = "this is the opaque"; + constexpr char qop[] = u8"ignore,auth,ignore"; + constexpr char realm[] = "the only realm"; + constexpr char uri[] = "/some_file"; + + const http::login user{"foo", "bar"}; + http::http_client_auth auth{user}; + + auto response = make_response({ + { + {u8"algorithm", u8"MD5"}, + {u8"domain", quoted("ignored")}, + {u8"nonce", quoted(std::string{"e"} + nonce)}, + {u8"realm", quoted(std::string{"e"} + realm)}, + {u8"qop", quoted("some,thing,to,ignore")} + }, + { + {u8"algorIthm", quoted(u8"md5")}, + {u8"domain", quoted("ignored")}, + {u8"noNce", quoted(nonce)}, + {u8"opaque", quoted(opaque)}, + {u8"realm", quoted(realm)}, + {u8"QoP", quoted(qop)} + } + }); + + EXPECT_EQ(http::http_client_auth::kSuccess, auth.handle_401(response)); + + for (unsigned i = 1; i < 1000; ++i) + { + const std::string nc = get_nc(i); + + const auto auth_field = auth.get_auth_field(method, uri); + ASSERT_TRUE(bool(auth_field)); + + const auto parsed = parse_fields(auth_field->second); + EXPECT_STREQ(u8"Authorization", auth_field->first.c_str()); + EXPECT_STREQ(u8"MD5", parsed.at(u8"algorithm").c_str()); + EXPECT_STREQ(nonce, parsed.at(u8"nonce").c_str()); + EXPECT_STREQ(opaque, parsed.at(u8"opaque").c_str()); + EXPECT_STREQ(u8"auth", parsed.at(u8"qop").c_str()); + EXPECT_STREQ(uri, parsed.at(u8"uri").c_str()); + EXPECT_EQ(user.username, parsed.at(u8"username")); + EXPECT_STREQ(realm, parsed.at(u8"realm").c_str()); + EXPECT_EQ(nc, parsed.at(u8"nc")); + + const std::string a1 = get_a1(user, parsed); + const std::string a2 = get_a2(uri); + const std::string auth_code = md5_hex( + boost::join(std::vector<std::string>{md5_hex(a1), nonce, nc, cnonce, u8"auth", md5_hex(a2)}, u8":") + ); + EXPECT_TRUE(boost::iequals(auth_code, parsed.at(u8"response"))); + } + + EXPECT_EQ(http::http_client_auth::kBadPassword, auth.handle_401(response)); + response.m_additional_fields.back().second.append(u8"," + write_fields({{u8"stale", u8"trUe"}})); + EXPECT_EQ(http::http_client_auth::kSuccess, auth.handle_401(response)); +} + |