mirror of
https://github.com/dashpay/dash.git
synced 2024-12-25 20:12:57 +01:00
147 lines
3.3 KiB
Bash
Executable File
147 lines
3.3 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# Copyright (c) 2014 The Bitcoin Core developers
|
|
# Distributed under the MIT software license, see the accompanying
|
|
# file COPYING or http://www.opensource.org/licenses/mit-license.php.
|
|
|
|
# Test marking of spent outputs
|
|
|
|
# Create a transaction graph with four transactions,
|
|
# A/B/C/D
|
|
# C spends A
|
|
# D spends B and C
|
|
|
|
# Then simulate C being mutated, to create C'
|
|
# that is mined.
|
|
# A is still (correctly) considered spent.
|
|
# B should be treated as unspent
|
|
|
|
if [ $# -lt 1 ]; then
|
|
echo "Usage: $0 path_to_binaries"
|
|
echo "e.g. $0 ../../src"
|
|
exit 1
|
|
fi
|
|
|
|
set -f
|
|
|
|
BITCOIND=${1}/bitcoind
|
|
CLI=${1}/bitcoin-cli
|
|
|
|
DIR="${BASH_SOURCE%/*}"
|
|
SENDANDWAIT="${DIR}/send.sh"
|
|
if [[ ! -d "$DIR" ]]; then DIR="$PWD"; fi
|
|
. "$DIR/util.sh"
|
|
|
|
D=$(mktemp -d test.XXXXX)
|
|
|
|
# Two nodes; one will play the part of merchant, the
|
|
# other an evil transaction-mutating miner.
|
|
|
|
D1=${D}/node1
|
|
CreateDataDir $D1 port=11000 rpcport=11001
|
|
B1ARGS="-datadir=$D1 -debug=mempool"
|
|
$BITCOIND $B1ARGS &
|
|
B1PID=$!
|
|
|
|
D2=${D}/node2
|
|
CreateDataDir $D2 port=11010 rpcport=11011
|
|
B2ARGS="-datadir=$D2 -debug=mempool"
|
|
$BITCOIND $B2ARGS &
|
|
B2PID=$!
|
|
|
|
# Wait until all four nodes are at the same block number
|
|
function WaitBlocks {
|
|
while :
|
|
do
|
|
sleep 1
|
|
declare -i BLOCKS1=$( GetBlocks $B1ARGS )
|
|
declare -i BLOCKS2=$( GetBlocks $B2ARGS )
|
|
if (( BLOCKS1 == BLOCKS2 ))
|
|
then
|
|
break
|
|
fi
|
|
done
|
|
}
|
|
|
|
# Wait until node has $N peers
|
|
function WaitPeers {
|
|
while :
|
|
do
|
|
declare -i PEERS=$( $CLI $1 getconnectioncount )
|
|
if (( PEERS == "$2" ))
|
|
then
|
|
break
|
|
fi
|
|
sleep 1
|
|
done
|
|
}
|
|
|
|
echo "Generating test blockchain..."
|
|
|
|
# Start with B2 connected to B1:
|
|
$CLI $B2ARGS addnode 127.0.0.1:11000 onetry
|
|
WaitPeers "$B1ARGS" 1
|
|
|
|
# 2 block, 50 XBT each == 100 XBT
|
|
# These will be transactions "A" and "B"
|
|
$CLI $B1ARGS setgenerate true 2
|
|
|
|
WaitBlocks
|
|
# 100 blocks, 0 mature == 0 XBT
|
|
$CLI $B2ARGS setgenerate true 100
|
|
WaitBlocks
|
|
|
|
CheckBalance "$B1ARGS" 100
|
|
CheckBalance "$B2ARGS" 0
|
|
|
|
# restart B2 with no connection
|
|
$CLI $B2ARGS stop > /dev/null 2>&1
|
|
wait $B2PID
|
|
$BITCOIND $B2ARGS &
|
|
B2PID=$!
|
|
|
|
B1ADDRESS=$( $CLI $B1ARGS getnewaddress )
|
|
B2ADDRESS=$( $CLI $B2ARGS getnewaddress )
|
|
|
|
# Transaction C: send-to-self, spend A
|
|
TXID_C=$( $CLI $B1ARGS sendtoaddress $B1ADDRESS 50.0)
|
|
|
|
# Transaction D: spends B and C
|
|
TXID_D=$( $CLI $B1ARGS sendtoaddress $B2ADDRESS 100.0)
|
|
|
|
CheckBalance "$B1ARGS" 0
|
|
|
|
# Mutate TXID_C and add it to B2's memory pool:
|
|
RAWTX_C=$( $CLI $B1ARGS getrawtransaction $TXID_C )
|
|
|
|
# ... mutate C to create C'
|
|
L=${RAWTX_C:82:2}
|
|
NEWLEN=$( printf "%x" $(( 16#$L + 1 )) )
|
|
MUTATEDTX_C=${RAWTX_C:0:82}${NEWLEN}4c${RAWTX_C:84}
|
|
# ... give mutated tx1 to B2:
|
|
MUTATEDTXID=$( $CLI $B2ARGS sendrawtransaction $MUTATEDTX_C )
|
|
|
|
echo "TXID_C: " $TXID_C
|
|
echo "Mutated: " $MUTATEDTXID
|
|
|
|
# Re-connect nodes, and have both nodes mine some blocks:
|
|
$CLI $B2ARGS addnode 127.0.0.1:11000 onetry
|
|
WaitPeers "$B1ARGS" 1
|
|
|
|
# Having B2 mine the next block puts the mutated
|
|
# transaction C in the chain:
|
|
$CLI $B2ARGS setgenerate true 1
|
|
WaitBlocks
|
|
|
|
# B1 should still be able to spend 100, because D is conflicted
|
|
# so does not count as a spend of B
|
|
CheckBalance "$B1ARGS" 100
|
|
|
|
$CLI $B2ARGS stop > /dev/null 2>&1
|
|
wait $B2PID
|
|
$CLI $B1ARGS stop > /dev/null 2>&1
|
|
wait $B1PID
|
|
|
|
echo "Tests successful, cleaning up"
|
|
rm -rf $D
|
|
exit 0
|