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construct/modules/client/login.cc

202 lines
4.5 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
using namespace ircd;
mapi::header
IRCD_MODULE
{
"Client 3.3 :Login"
};
resource
login_resource
{
"/_matrix/client/r0/login",
{
"(3.3.1) Authenticates the user by password, and issues an access token "
"they can use to authorize themself in subsequent requests."
}
};
namespace { namespace name
{
constexpr const auto type{"type"};
constexpr const auto user{"user"};
constexpr const auto medium{"medium"};
constexpr const auto address{"address"};
constexpr const auto password{"password"};
constexpr const auto token{"token"};
constexpr const auto device_id{"device_id"};
constexpr const auto initial_device_display_name{"initial_device_display_name"};
}}
struct body
:json::tuple
<
/// Required. The login type being used. One of: ["m.login.password",
/// "m.login.token"]
json::property<name::type, string_view>,
/// The fully qualified user ID or just local part of the user ID, to
/// log in.
json::property<name::user, string_view>,
/// When logging in using a third party identifier, the medium of the
/// identifier. Must be 'email'.
json::property<name::medium, string_view>,
/// Third party identifier for the user.
json::property<name::address, string_view>,
/// Required when type is m.login.password. The user's password.
json::property<name::password, string_view>,
/// Required when type is m.login.token. The login token.
json::property<name::token, string_view>,
/// ID of the client device. If this does not correspond to a known client
/// device, a new device will be created. The server will auto-generate a
/// device_id if this is not specified.
json::property<name::device_id, string_view>,
/// A display name to assign to the newly-created device. Ignored if
/// device_id corresponds to a known device.
json::property<name::initial_device_display_name, string_view>
>
{
using super_type::tuple;
};
resource::response
post__login_password(client &client,
const resource::request::object<body> &request)
{
// Build a canonical MXID from a the user field
const m::id::user::buf user_id
{
unquote(at<"user"_>(request)), my_host()
};
const auto &supplied_password
{
unquote(at<"password"_>(request))
};
m::user user
{
user_id
};
if(!user.is_password(supplied_password))
throw m::FORBIDDEN
{
"Access denied."
};
if(!user.is_active())
throw m::FORBIDDEN
{
"Access denied."
};
const auto requested_device_id
{
unquote(json::get<"device_id"_>(request))
};
const m::id::device device_id
{
requested_device_id?
m::id::device::buf{requested_device_id, my_host()}:
m::id::device::buf{m::id::generate, my_host()}
};
char access_token_buf[32];
const string_view access_token
{
m::user::gen_access_token(access_token_buf)
};
// Log the user in by issuing an event in the tokens room containing
// the generated token. When this call completes without throwing the
// access_token will be committed and the user will be logged in.
m::send(m::user::tokens, user_id, "ircd.access_token", access_token,
{
{ "ip", string(remote(client)) },
{ "device", device_id },
});
// Send response to user
return resource::response
{
client, json::members
{
{ "user_id", user_id },
{ "home_server", my_host() },
{ "access_token", access_token },
{ "device_id", device_id },
}
};
}
resource::response
post_login(client &client,
const resource::request::object<body> &request)
{
const auto &type
{
unquote(at<"type"_>(request))
};
if(type == "m.login.password")
return post__login_password(client, request);
throw m::UNSUPPORTED
{
"Login type is not supported."
};
}
resource::method
method_post
{
login_resource, "POST", post_login
};
resource::response
get_login(client &client,
const resource::request &request)
{
const json::member login_password
{
"type", "m.login.password"
};
json::value flows[1]
{
{ login_password }
};
return resource::response
{
client, json::members
{
{ "flows", { flows, 1 } }
}
};
}
resource::method
method_get
{
login_resource, "GET", get_login
};