112 lines
4.5 KiB
C++
112 lines
4.5 KiB
C++
/*
|
|
* Copyright (c) 2015 Cryptonomex, Inc., and contributors.
|
|
*
|
|
* The MIT License
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
#pragma once
|
|
|
|
#define GRAPHENE_NET_PROTOCOL_VERSION 106
|
|
|
|
/**
|
|
* Define this to enable debugging code in the p2p network interface.
|
|
* This is code that would never be executed in normal operation, but is
|
|
* used for automated testing (creating artificial net splits,
|
|
* tracking where messages came from and when)
|
|
*/
|
|
#define ENABLE_P2P_DEBUGGING_API 1
|
|
|
|
/**
|
|
* 2MiB
|
|
*/
|
|
#define MAX_MESSAGE_SIZE 1024*1024*2
|
|
#define GRAPHENE_NET_DEFAULT_PEER_CONNECTION_RETRY_TIME 30 // seconds
|
|
|
|
/**
|
|
* AFter trying all peers, how long to wait before we check to
|
|
* see if there are peers we can try again.
|
|
*/
|
|
#define GRAPHENE_PEER_DATABASE_RETRY_DELAY 15 // seconds
|
|
|
|
#define GRAPHENE_NET_PEER_HANDSHAKE_INACTIVITY_TIMEOUT 5
|
|
|
|
#define GRAPHENE_NET_PEER_DISCONNECT_TIMEOUT 20
|
|
|
|
/* uncomment next line to use testnet seed ip and port */
|
|
//#define GRAPHENE_TEST_NETWORK 1
|
|
|
|
#define GRAPHENE_NET_TEST_SEED_IP "104.236.44.210" // autogenerated
|
|
#define GRAPHENE_NET_TEST_P2P_PORT 1700
|
|
#define GRAPHENE_NET_DEFAULT_P2P_PORT 2776
|
|
#define GRAPHENE_NET_DEFAULT_DESIRED_CONNECTIONS 20
|
|
#define GRAPHENE_NET_DEFAULT_MAX_CONNECTIONS 200
|
|
|
|
#define GRAPHENE_NET_MAXIMUM_QUEUED_MESSAGES_IN_BYTES (1024 * 1024)
|
|
|
|
/**
|
|
* When we receive a message from the network, we advertise it to
|
|
* our peers and save a copy in a cache were we will find it if
|
|
* a peer requests it. We expire out old items out of the cache
|
|
* after this number of blocks go by.
|
|
*
|
|
* Recently lowered from 30 to match the default expiration time
|
|
* the web wallet imposes on transactions.
|
|
*/
|
|
#define GRAPHENE_NET_MESSAGE_CACHE_DURATION_IN_BLOCKS 5
|
|
|
|
/**
|
|
* We prevent a peer from offering us a list of blocks which, if we fetched them
|
|
* all, would result in a blockchain that extended into the future.
|
|
* This parameter gives us some wiggle room, allowing a peer to give us blocks
|
|
* that would put our blockchain up to an hour in the future, just in case
|
|
* our clock is a bit off.
|
|
*/
|
|
#define GRAPHENE_NET_FUTURE_SYNC_BLOCKS_GRACE_PERIOD_SEC (60 * 60)
|
|
|
|
#define GRAPHENE_NET_MAX_INVENTORY_SIZE_IN_MINUTES 2
|
|
|
|
#define GRAPHENE_NET_MAX_BLOCKS_PER_PEER_DURING_SYNCING 200
|
|
|
|
/**
|
|
* During normal operation, how many items will be fetched from each
|
|
* peer at a time. This will only come into play when the network
|
|
* is being flooded -- typically transactions will be fetched as soon
|
|
* as we find out about them, so only one item will be requested
|
|
* at a time.
|
|
*
|
|
* No tests have been done to find the optimal value for this
|
|
* parameter, so consider increasing or decreasing it if performance
|
|
* during flooding is lacking.
|
|
*/
|
|
#define GRAPHENE_NET_MAX_ITEMS_PER_PEER_DURING_NORMAL_OPERATION 1
|
|
|
|
/**
|
|
* Instead of fetching all item IDs from a peer, then fetching all blocks
|
|
* from a peer, we will interleave them. Fetch at least this many block IDs,
|
|
* then switch into block-fetching mode until the number of blocks we know about
|
|
* but haven't yet fetched drops below this
|
|
*/
|
|
#define GRAPHENE_NET_MIN_BLOCK_IDS_TO_PREFETCH 10000
|
|
|
|
#define GRAPHENE_NET_MAX_TRX_PER_SECOND 1000
|
|
|
|
#define GRAPHENE_NET_MAX_NESTED_OBJECTS (250)
|
|
|
|
#define MAXIMUM_PEERDB_SIZE 1000
|