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-rw-r--r--src/init.cpp3
-rw-r--r--src/main.cpp12
-rw-r--r--src/main.h3
3 files changed, 14 insertions, 4 deletions
diff --git a/src/init.cpp b/src/init.cpp
index 47d1271248..c7a5ca2897 100644
--- a/src/init.cpp
+++ b/src/init.cpp
@@ -366,6 +366,7 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-onion=<ip:port>", strprintf(_("Use separate SOCKS5 proxy to reach peers via Tor hidden services (default: %s)"), "-proxy"));
strUsage += HelpMessageOpt("-onlynet=<net>", _("Only connect to nodes in network <net> (ipv4, ipv6 or onion)"));
strUsage += HelpMessageOpt("-permitbaremultisig", strprintf(_("Relay non-P2SH multisig (default: %u)"), DEFAULT_PERMIT_BAREMULTISIG));
+ strUsage += HelpMessageOpt("-permitrbf", strprintf(_("Permit transaction replacement (default: %u)"), DEFAULT_PERMIT_REPLACEMENT));
strUsage += HelpMessageOpt("-peerbloomfilters", strprintf(_("Support filtering of blocks and transaction with bloom filters (default: %u)"), 1));
if (showDebug)
strUsage += HelpMessageOpt("-enforcenodebloom", strprintf("Enforce minimum protocol version to limit use of bloom filters (default: %u)", 0));
@@ -1007,6 +1008,8 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
if (GetBoolArg("-peerbloomfilters", true))
nLocalServices |= NODE_BLOOM;
+ fPermitReplacement = GetBoolArg("-permitrbf", DEFAULT_PERMIT_REPLACEMENT);
+
// ********************************************************* Step 4: application initialization: dir lock, daemonize, pidfile, debug log
// Initialize elliptic curve code
diff --git a/src/main.cpp b/src/main.cpp
index ee657d997b..d1b0fbac2c 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -75,6 +75,7 @@ bool fCheckpointsEnabled = DEFAULT_CHECKPOINTS_ENABLED;
size_t nCoinCacheUsage = 5000 * 300;
uint64_t nPruneTarget = 0;
bool fAlerts = DEFAULT_ALERTS;
+bool fPermitReplacement = DEFAULT_PERMIT_REPLACEMENT;
/** Fees smaller than this (in satoshi) are considered zero fee (for relaying, mining and transaction creation) */
CFeeRate minRelayTxFee = CFeeRate(DEFAULT_MIN_RELAY_TX_FEE);
@@ -865,12 +866,15 @@ bool AcceptToMemoryPoolWorker(CTxMemPool& pool, CValidationState &state, const C
// unconfirmed ancestors anyway; doing otherwise is hopelessly
// insecure.
bool fReplacementOptOut = true;
- BOOST_FOREACH(const CTxIn &txin, ptxConflicting->vin)
+ if (fPermitReplacement)
{
- if (txin.nSequence < std::numeric_limits<unsigned int>::max()-1)
+ BOOST_FOREACH(const CTxIn &txin, ptxConflicting->vin)
{
- fReplacementOptOut = false;
- break;
+ if (txin.nSequence < std::numeric_limits<unsigned int>::max()-1)
+ {
+ fReplacementOptOut = false;
+ break;
+ }
}
}
if (fReplacementOptOut)
diff --git a/src/main.h b/src/main.h
index cefaedabf5..d3137c371d 100644
--- a/src/main.h
+++ b/src/main.h
@@ -106,6 +106,8 @@ static const bool DEFAULT_TXINDEX = false;
static const unsigned int DEFAULT_BANSCORE_THRESHOLD = 100;
static const bool DEFAULT_TESTSAFEMODE = false;
+/** Default for -permitrbf */
+static const bool DEFAULT_PERMIT_REPLACEMENT = true;
/** Maximum number of headers to announce when relaying blocks with headers message.*/
static const unsigned int MAX_BLOCKS_TO_ANNOUNCE = 8;
@@ -137,6 +139,7 @@ extern bool fCheckpointsEnabled;
extern size_t nCoinCacheUsage;
extern CFeeRate minRelayTxFee;
extern bool fAlerts;
+extern bool fPermitReplacement;
/** Best header we've seen so far (used for getheaders queries' starting points). */
extern CBlockIndex *pindexBestHeader;