mirror of
https://github.com/matrix-construct/construct
synced 2024-12-11 08:02:59 +01:00
118 lines
4.4 KiB
C++
118 lines
4.4 KiB
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2018 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_NET_OPEN_H
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namespace ircd::net
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{
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struct open_opts;
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using open_callback = std::function<void (std::exception_ptr)>;
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// Open existing socket with callback.
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void open(socket &, const open_opts &, open_callback);
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// Open new socket with callback.
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std::shared_ptr<socket> open(const open_opts &, open_callback);
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// Open new socket with future.
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ctx::future<std::shared_ptr<socket>> open(const open_opts &);
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}
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/// Connection options structure. This is provided when making a client
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/// connection with a socket. The structure itself is copied when passed
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/// to open() but for any members that are string_views or pointers they
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/// will have to remain valid for the duration of the open().
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struct ircd::net::open_opts
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{
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// Get the proper target CN from the options structure
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friend string_view common_name(const open_opts &);
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open_opts() = default;
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explicit open_opts(const net::ipport &ipport, const net::hostport & = {});
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open_opts(const net::hostport &hostport);
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/// Remote's hostname and port. This will be used for address resolution
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/// if an ipport is not also provided later. The hostname will also be used
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/// for certificate /CN verification if common_name is not provided later.
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net::hostport hostport;
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/// Remote's resolved IP and port. Providing this skips DNS resolution if
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/// hostport is not given; required if so.
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net::ipport ipport;
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/// The duration allowed for the TCP connection.
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milliseconds connect_timeout { 5000ms };
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/// Pointer to a sock_opts structure which will be applied to this socket
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/// if given. Defaults to null; no application is made.
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const sock_opts *sopts { nullptr };
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/// Option to toggle whether to perform the SSL handshake; you want true.
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bool handshake { true };
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/// The duration allowed for the SSL handshake
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milliseconds handshake_timeout { 5000ms };
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/// Option to toggle whether to perform any certificate verification; if
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/// false, everything no matter what is considered valid; you want true.
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bool verify_certificate { true };
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/// Option to toggle whether to perform CN verification to ensure the
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/// certificate is signed to the actual host we want to talk to. When
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/// true, see the comments for `common_name`. Otherwise if false, any
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/// common_name will pass muster.
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bool verify_common_name { true };
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/// Option to toggle whether to perform CN verification for self-signed
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/// certificates. This is set to false for compatibility purposes as many
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/// self-signed certificates have either no CN or CN=localhost and none
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/// of that really matters anyway.
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bool verify_self_signed_common_name { false };
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/// The expected /CN of the target. This should be the remote's hostname,
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/// If it is empty then `hostport.host` is used. If the signed /CN has
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/// some rfc2818/rfc2459 wildcard we will properly match that for you.
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string_view common_name;
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/// Option to toggle whether to allow self-signed certificates. This
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/// currently defaults to true to not break Matrix development but will
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/// likely change later and require setting to true for specific conns.
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bool allow_self_signed { true };
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/// Option to toggle whether to allow self-signed certificate authorities
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/// in the chain. This is what corporate network nanny's may use to spy.
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bool allow_self_chain { false };
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/// Option to allow expired certificates.
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bool allow_expired { false };
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};
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/// Constructor intended to provide implicit conversions (no-brackets required)
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/// in arguments to open(); i.e open(hostport) rather than open({hostport});
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inline
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ircd::net::open_opts::open_opts(const net::hostport &hostport)
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:hostport{hostport}
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{}
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/// Constructor intended to provide implicit conversions (no-brackets required)
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/// in arguments to open(); i.e open(ipport) rather than open({ipport});
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inline
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ircd::net::open_opts::open_opts(const net::ipport &ipport,
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const net::hostport &hostport)
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:hostport{hostport}
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,ipport{ipport}
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{}
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inline ircd::string_view
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ircd::net::common_name(const open_opts &opts)
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{
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return opts.common_name?: opts.hostport.host;
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}
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