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https://github.com/dashpay/dash.git
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93a18a3650
Use the spent outpoint multimap to figure out which wallet transaction outputs are unspent, instead of a vfSpent array that is saved to disk.
149 lines
3.5 KiB
Bash
Executable File
149 lines
3.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Test proper accounting with malleable transactions
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if [ $# -lt 1 ]; then
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echo "Usage: $0 path_to_binaries"
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echo "e.g. $0 ../../src"
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exit 1
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fi
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set -f
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BITCOIND=${1}/bitcoind
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CLI=${1}/bitcoin-cli
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DIR="${BASH_SOURCE%/*}"
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SENDANDWAIT="${DIR}/send.sh"
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if [[ ! -d "$DIR" ]]; then DIR="$PWD"; fi
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. "$DIR/util.sh"
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D=$(mktemp -d test.XXXXX)
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# Two nodes; one will play the part of merchant, the
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# other an evil transaction-mutating miner.
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D1=${D}/node1
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CreateDataDir $D1 port=11000 rpcport=11001
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B1ARGS="-datadir=$D1"
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$BITCOIND $B1ARGS &
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B1PID=$!
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D2=${D}/node2
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CreateDataDir $D2 port=11010 rpcport=11011
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B2ARGS="-datadir=$D2"
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$BITCOIND $B2ARGS &
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B2PID=$!
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# Wait until both nodes are at the same block number
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function WaitBlocks {
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while :
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do
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sleep 1
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declare -i BLOCKS1=$( GetBlocks $B1ARGS )
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declare -i BLOCKS2=$( GetBlocks $B2ARGS )
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if (( BLOCKS1 == BLOCKS2 ))
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then
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break
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fi
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done
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}
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# Wait until node has $N peers
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function WaitPeers {
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while :
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do
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declare -i PEERS=$( $CLI $1 getconnectioncount )
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if (( PEERS == "$2" ))
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then
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break
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fi
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sleep 1
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done
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}
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echo "Generating test blockchain..."
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# Start with B2 connected to B1:
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$CLI $B2ARGS addnode 127.0.0.1:11000 onetry
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WaitPeers "$B1ARGS" 1
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# 1 block, 50 XBT each == 50 XBT
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$CLI $B1ARGS setgenerate true 1
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WaitBlocks
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# 100 blocks, 0 mature == 0 XBT
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$CLI $B2ARGS setgenerate true 100
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WaitBlocks
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CheckBalance "$B1ARGS" 50
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CheckBalance "$B2ARGS" 0
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# restart B2 with no connection
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$CLI $B2ARGS stop > /dev/null 2>&1
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wait $B2PID
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$BITCOIND $B2ARGS &
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B2PID=$!
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B2ADDRESS=$( $CLI $B2ARGS getaccountaddress "from1" )
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# Have B1 create two transactions; second will
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# spend change from first, since B1 starts with only a single
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# 50 bitcoin output:
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$CLI $B1ARGS move "" "foo" 10.0 > /dev/null
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$CLI $B1ARGS move "" "bar" 10.0 > /dev/null
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TXID1=$( $CLI $B1ARGS sendfrom foo $B2ADDRESS 1.0 0)
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TXID2=$( $CLI $B1ARGS sendfrom bar $B2ADDRESS 2.0 0)
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# Mutate TXID1 and add it to B2's memory pool:
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RAWTX1=$( $CLI $B1ARGS getrawtransaction $TXID1 )
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# RAWTX1 is hex-encoded, serialized transaction. So each
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# byte is two characters; we'll prepend the first
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# "push" in the scriptsig with OP_PUSHDATA1 (0x4c),
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# and add one to the length of the signature.
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# Fields are fixed; from the beginning:
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# 4-byte version
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# 1-byte varint number-of inputs (one in this case)
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# 32-byte previous txid
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# 4-byte previous output
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# 1-byte varint length-of-scriptsig
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# 1-byte PUSH this many bytes onto stack
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# ... etc
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# So: to mutate, we want to get byte 41 (hex characters 82-83),
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# increment it, and insert 0x4c after it.
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L=${RAWTX1:82:2}
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NEWLEN=$( printf "%x" $(( 16#$L + 1 )) )
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MUTATEDTX1=${RAWTX1:0:82}${NEWLEN}4c${RAWTX1:84}
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# ... give mutated tx1 to B2:
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MUTATEDTXID=$( $CLI $B2ARGS sendrawtransaction $MUTATEDTX1 )
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echo "TXID1: " $TXID1
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echo "Mutated: " $MUTATEDTXID
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# Re-connect nodes, and have B2 mine a block
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# containing the mutant:
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$CLI $B2ARGS addnode 127.0.0.1:11000 onetry
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$CLI $B2ARGS setgenerate true 1
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WaitBlocks
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# B1 should have 49 BTC; the 2 BTC send is
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# conflicted, and should not count in
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# balances.
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CheckBalance "$B1ARGS" 49
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CheckBalance "$B1ARGS" 49 "*"
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CheckBalance "$B1ARGS" 9 "foo"
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CheckBalance "$B1ARGS" 10 "bar"
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# B2 should have 51 BTC
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CheckBalance "$B2ARGS" 51
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CheckBalance "$B2ARGS" 1 "from1"
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$CLI $B2ARGS stop > /dev/null 2>&1
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wait $B2PID
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$CLI $B1ARGS stop > /dev/null 2>&1
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wait $B1PID
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echo "Tests successful, cleaning up"
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rm -rf $D
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exit 0
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