diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/net.h | 6 | ||||
| -rw-r--r-- | src/net_processing.cpp | 33 | ||||
| -rw-r--r-- | src/validation.h | 29 |
3 files changed, 33 insertions, 35 deletions
@@ -45,16 +45,10 @@ static const bool DEFAULT_WHITELISTRELAY = true; /** Default for -whitelistforcerelay. */ static const bool DEFAULT_WHITELISTFORCERELAY = false; -/** Time between pings automatically sent out for latency probing and keepalive (in seconds). */ -static const int PING_INTERVAL = 2 * 60; /** Time after which to disconnect, after waiting for a ping response (or inactivity). */ static const int TIMEOUT_INTERVAL = 20 * 60; /** Run the feeler connection loop once every 2 minutes or 120 seconds. **/ static const int FEELER_INTERVAL = 120; -/** The maximum number of entries in an 'inv' protocol message */ -static const unsigned int MAX_INV_SZ = 50000; -/** The maximum number of entries in a locator */ -static const unsigned int MAX_LOCATOR_SZ = 101; /** The maximum number of new addresses to accumulate before announcing. */ static const unsigned int MAX_ADDR_TO_SEND = 1000; /** Maximum length of incoming protocol messages (no message over 4 MB is currently acceptable). */ diff --git a/src/net_processing.cpp b/src/net_processing.cpp index 96e9178b6e..f3a610b160 100644 --- a/src/net_processing.cpp +++ b/src/net_processing.cpp @@ -64,6 +64,12 @@ static constexpr int STALE_RELAY_AGE_LIMIT = 30 * 24 * 60 * 60; /// Age after which a block is considered historical for purposes of rate /// limiting block relay. Set to one week, denominated in seconds. static constexpr int HISTORICAL_BLOCK_AGE = 7 * 24 * 60 * 60; +/** Time between pings automatically sent out for latency probing and keepalive (in seconds). */ +static const int PING_INTERVAL = 2 * 60; +/** The maximum number of entries in a locator */ +static const unsigned int MAX_LOCATOR_SZ = 101; +/** The maximum number of entries in an 'inv' protocol message */ +static const unsigned int MAX_INV_SZ = 50000; /** Maximum number of in-flight transactions from a peer */ static constexpr int32_t MAX_PEER_TX_IN_FLIGHT = 100; /** Maximum number of announced transactions from a peer */ @@ -80,6 +86,33 @@ static_assert(INBOUND_PEER_TX_DELAY >= MAX_GETDATA_RANDOM_DELAY, "To preserve security, MAX_GETDATA_RANDOM_DELAY should not exceed INBOUND_PEER_DELAY"); /** Limit to avoid sending big packets. Not used in processing incoming GETDATA for compatibility */ static const unsigned int MAX_GETDATA_SZ = 1000; +/** Number of blocks that can be requested at any given time from a single peer. */ +static const int MAX_BLOCKS_IN_TRANSIT_PER_PEER = 16; +/** Timeout in seconds during which a peer must stall block download progress before being disconnected. */ +static const unsigned int BLOCK_STALLING_TIMEOUT = 2; +/** Number of headers sent in one getheaders result. We rely on the assumption that if a peer sends + * less than this number, we reached its tip. Changing this value is a protocol upgrade. */ +static const unsigned int MAX_HEADERS_RESULTS = 2000; +/** Maximum depth of blocks we're willing to serve as compact blocks to peers + * when requested. For older blocks, a regular BLOCK response will be sent. */ +static const int MAX_CMPCTBLOCK_DEPTH = 5; +/** Maximum depth of blocks we're willing to respond to GETBLOCKTXN requests for. */ +static const int MAX_BLOCKTXN_DEPTH = 10; +/** Size of the "block download window": how far ahead of our current height do we fetch? + * Larger windows tolerate larger download speed differences between peer, but increase the potential + * degree of disordering of blocks on disk (which make reindexing and pruning harder). We'll probably + * want to make this a per-peer adaptive value at some point. */ +static const unsigned int BLOCK_DOWNLOAD_WINDOW = 1024; +/** Block download timeout base, expressed in millionths of the block interval (i.e. 10 min) */ +static const int64_t BLOCK_DOWNLOAD_TIMEOUT_BASE = 1000000; +/** Additional block download timeout per parallel downloading peer (i.e. 5 min) */ +static const int64_t BLOCK_DOWNLOAD_TIMEOUT_PER_PEER = 500000; +/** Maximum number of headers to announce when relaying blocks with headers message.*/ +static const unsigned int MAX_BLOCKS_TO_ANNOUNCE = 8; +/** Maximum number of unconnecting headers announcements before DoS score */ +static const int MAX_UNCONNECTING_HEADERS = 10; +/** Minimum blocks required to signal NODE_NETWORK_LIMITED */ +static const unsigned int NODE_NETWORK_LIMITED_MIN_BLOCKS = 288; struct COrphanTx { diff --git a/src/validation.h b/src/validation.h index dbf7aa28db..cf0168c2d1 100644 --- a/src/validation.h +++ b/src/validation.h @@ -81,31 +81,10 @@ static const unsigned int UNDOFILE_CHUNK_SIZE = 0x100000; // 1 MiB static const int MAX_SCRIPTCHECK_THREADS = 15; /** -par default (number of script-checking threads, 0 = auto) */ static const int DEFAULT_SCRIPTCHECK_THREADS = 0; -/** Number of blocks that can be requested at any given time from a single peer. */ -static const int MAX_BLOCKS_IN_TRANSIT_PER_PEER = 16; -/** Timeout in seconds during which a peer must stall block download progress before being disconnected. */ -static const unsigned int BLOCK_STALLING_TIMEOUT = 2; -/** Number of headers sent in one getheaders result. We rely on the assumption that if a peer sends - * less than this number, we reached its tip. Changing this value is a protocol upgrade. */ -static const unsigned int MAX_HEADERS_RESULTS = 2000; -/** Maximum depth of blocks we're willing to serve as compact blocks to peers - * when requested. For older blocks, a regular BLOCK response will be sent. */ -static const int MAX_CMPCTBLOCK_DEPTH = 5; -/** Maximum depth of blocks we're willing to respond to GETBLOCKTXN requests for. */ -static const int MAX_BLOCKTXN_DEPTH = 10; -/** Size of the "block download window": how far ahead of our current height do we fetch? - * Larger windows tolerate larger download speed differences between peer, but increase the potential - * degree of disordering of blocks on disk (which make reindexing and pruning harder). We'll probably - * want to make this a per-peer adaptive value at some point. */ -static const unsigned int BLOCK_DOWNLOAD_WINDOW = 1024; /** Time to wait (in seconds) between writing blocks/block index to disk. */ static const unsigned int DATABASE_WRITE_INTERVAL = 60 * 60; /** Time to wait (in seconds) between flushing chainstate to disk. */ static const unsigned int DATABASE_FLUSH_INTERVAL = 24 * 60 * 60; -/** Block download timeout base, expressed in millionths of the block interval (i.e. 10 min) */ -static const int64_t BLOCK_DOWNLOAD_TIMEOUT_BASE = 1000000; -/** Additional block download timeout per parallel downloading peer (i.e. 5 min) */ -static const int64_t BLOCK_DOWNLOAD_TIMEOUT_PER_PEER = 500000; static const int64_t DEFAULT_MAX_TIP_AGE = 24 * 60 * 60; /** Maximum age of our tip in seconds for us to be considered current for fee estimation */ @@ -120,12 +99,6 @@ static const bool DEFAULT_PERSIST_MEMPOOL = true; /** Default for using fee filter */ static const bool DEFAULT_FEEFILTER = true; -/** Maximum number of headers to announce when relaying blocks with headers message.*/ -static const unsigned int MAX_BLOCKS_TO_ANNOUNCE = 8; - -/** Maximum number of unconnecting headers announcements before DoS score */ -static const int MAX_UNCONNECTING_HEADERS = 10; - /** Default for -stopatheight */ static const int DEFAULT_STOPATHEIGHT = 0; @@ -177,8 +150,6 @@ extern bool fPruneMode; extern uint64_t nPruneTarget; /** Block files containing a block-height within MIN_BLOCKS_TO_KEEP of ::ChainActive().Tip() will not be pruned. */ static const unsigned int MIN_BLOCKS_TO_KEEP = 288; -/** Minimum blocks required to signal NODE_NETWORK_LIMITED */ -static const unsigned int NODE_NETWORK_LIMITED_MIN_BLOCKS = 288; static const signed int DEFAULT_CHECKBLOCKS = 6; static const unsigned int DEFAULT_CHECKLEVEL = 3; |