0
0
Fork 0
mirror of https://github.com/matrix-construct/construct synced 2024-11-17 23:40:57 +01:00
construct/include/ircd/m/keys.h

121 lines
4.3 KiB
C++

/*
* charybdis: 21st Century IRC++d
*
* Copyright (C) 2017 Charybdis Development Team
* Copyright (C) 2017 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*/
#pragma once
#define HAVE_IRCD_M_KEYS_H
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wsubobject-linkage"
namespace ircd::m
{
struct keys;
}
namespace ircd::m::self
{
extern ed25519::sk secret_key;
extern ed25519::pk public_key;
extern std::string public_key_b64;
extern std::string public_key_id;
extern std::string tls_cert_der;
extern std::string tls_cert_der_sha256_b64;
}
namespace ircd::m::name
{
constexpr const char *const server_name {"server_name"};
constexpr const char *const verify_keys {"verify_keys"};
constexpr const char *const old_verify_keys {"old_verify_keys"};
// constexpr const char *const signatures {"signatures"};
constexpr const char *const tls_fingerprints {"tls_fingerprints"};
constexpr const char *const valid_until_ts {"valid_until_ts"};
}
/// Contains the public keys and proof of identity for a remote server.
///
/// A user who wishes to verify a signature from a remote server must have
/// the name of the server (origin) and the key_id. Calling the appropriate
/// static function of this class will attempt to fetch the key from the db
/// or make network requests, with valid response being saved to the db. Keys
/// are thus managed internally so the user doesn't supply a buffer or ever
/// construct this object; instead this object backed by internal db data is
/// presented in the supplied synchronous closure.
///
/// 2.2.1.1 Publishing Keys
///
/// Key Type, Description
/// server_name String, DNS name of the homeserver.
/// verify_keys Object, Public keys of the homeserver for verifying digital signatures.
/// old_verify_keys Object, The public keys that the server used to use and when it stopped using them.
/// signatures Object, Digital signatures for this object signed using the verify_keys.
/// tls_fingerprints Array of Objects, Hashes of X.509 TLS certificates used by this this server encoded as Unpadded Base64.
/// valid_until_ts Integer, POSIX timestamp when the list of valid keys should be refreshed.
///
struct ircd::m::keys
:json::tuple
<
json::property<name::old_verify_keys, json::object>,
json::property<name::server_name, string_view>,
json::property<name::signatures, json::object>,
json::property<name::tls_fingerprints, json::array>,
json::property<name::valid_until_ts, time_t>,
json::property<name::verify_keys, json::object>
>
{
struct init;
using key_closure = std::function<void (const string_view &)>; // remember to unquote()!!!
using keys_closure = std::function<void (const keys &)>;
static m::room room;
static bool get_local(const string_view &server_name, const keys_closure &);
static bool verify(const keys &) noexcept;
static void set(const keys &);
public:
static void get(const string_view &server_name, const string_view &key_id, const string_view &query_server, const keys_closure &);
static void get(const string_view &server_name, const string_view &key_id, const key_closure &);
static void get(const string_view &server_name, const keys_closure &);
using super_type::tuple;
using super_type::operator=;
};
struct ircd::m::keys::init
{
json::object conf;
void certificate();
void signing();
public:
void bootstrap();
init(const json::object &conf);
~init() noexcept;
};
#pragma GCC diagnostic pop