ZeroTierOne/core/Context.hpp
2021-04-07 19:04:24 -04:00

105 lines
2.3 KiB
C++

/*
* Copyright (c)2013-2021 ZeroTier, Inc.
*
* Use of this software is governed by the Business Source License included
* in the LICENSE.TXT file in the project's root directory.
*
* Change Date: 2026-01-01
*
* On the date above, in accordance with the Business Source License, use
* of this software will be governed by version 2.0 of the Apache License.
*/
/****/
#ifndef ZT_RUNTIMEENVIRONMENT_HPP
#define ZT_RUNTIMEENVIRONMENT_HPP
#include "Constants.hpp"
#include "Utils.hpp"
#include "Identity.hpp"
#include "AES.hpp"
#include "TinyMap.hpp"
#include "SharedPtr.hpp"
namespace ZeroTier {
class VL1;
class VL2;
class Topology;
class Node;
class NetworkController;
class SelfAwareness;
class Trace;
class Expect;
class TrustStore;
class Store;
class Network;
/**
* Node instance context
*/
class Context
{
public:
ZT_INLINE Context(Node *const n) noexcept:
instanceId(Utils::getSecureRandomU64()),
node(n),
uPtr(nullptr),
localNetworkController(nullptr),
store(nullptr),
networks(nullptr),
t(nullptr),
expect(nullptr),
vl2(nullptr),
vl1(nullptr),
topology(nullptr),
sa(nullptr),
ts(nullptr)
{
publicIdentityStr[0] = 0;
secretIdentityStr[0] = 0;
}
ZT_INLINE ~Context() noexcept
{ Utils::burn(secretIdentityStr, sizeof(secretIdentityStr)); }
// Unique ID generated on startup
const uint64_t instanceId;
// Node instance that owns this RuntimeEnvironment
Node *const restrict node;
// Callbacks specified by caller who created node
ZT_Node_Callbacks cb;
// User pointer specified by external code via API
void *restrict uPtr;
// This is set externally to an instance of this base class
NetworkController *restrict localNetworkController;
Store *restrict store;
TinyMap< SharedPtr< Network > > *restrict networks;
Trace *restrict t;
Expect *restrict expect;
VL2 *restrict vl2;
VL1 *restrict vl1;
Topology *restrict topology;
SelfAwareness *restrict sa;
TrustStore *restrict ts;
// This node's identity and string representations thereof
Identity identity;
char publicIdentityStr[ZT_IDENTITY_STRING_BUFFER_LENGTH];
char secretIdentityStr[ZT_IDENTITY_STRING_BUFFER_LENGTH];
// Symmetric key for encrypting secrets at rest on this system.
AES localSecretCipher;
// Privileged ports from 1 to 1023 in a random order (for IPv4 NAT traversal)
uint16_t randomPrivilegedPortOrder[1023];
};
} // namespace ZeroTier
#endif