require 'bitcoin'
Bitcoin.chain_params = :testnet
code:TX
tx = Bitcoin::Tx.new
code:TxIn
tx_in = Bitcoin::TxIn.new
out_point = Bitcoin::OutPoint.from_txid("txid", "index")
script_sig = Bitcoin::Script.new
script_witness = ScriptWitness.new
sequence = SEQUENCE_FINAL
code:TxOut
tx_out = Bitcoin::TxOut.new
value = "value satoshi"
script_pubkey = Bitcoin::Script.parse_from_addr("address")
code:署名の準備
if BitcoinCore secret_key(52byte)
secret_key = "secret_key"
core_key = Bitcoin::Key.from_wif("secret_key")
key = Bitcoin::Key.new(priv_key: "core_key.priv_key", key_type: Bitcoin::Key::TYPES:p2pkh or :p2wpkh_p2sh) code:署名-P2PKH
script_pubkey = Bitcoin::Script.parse_from_payload('script_pubkey'.htb)
sighash = tx.sighash_for_input(0, prev_script_pubkey)
sig = key.sign("sighash") + [Bitcoin::SIGHASH_TYPE:all].pack('C') tx.in0.script_sig = Bitcoin::Script.new << sig << key.pubkey.htb code:署名-P2SH
送金されたトランザクションからredeem_scriptを取ってくる
redeem_script = Bitcoin::Script.parse_from_payload("redeem_script".htb)
tx.inputs0.script_sig = Bitcoin::Script.parse_from_payload(Bitcoin::Script.pack_pushdata("redeem_script".to_payload)) key = Bitcoin::Key.new(priv_key: key.priv_key, key_type: Bitcoin::Key::TYPES:p2wpkh_p2sh) sig_hash = tx.sighash_for_input(0, redeem_script, amount: "amount", sig_version: :witness_v0)
sig = key.sign("sig_hash", false) + [Bitcoin::SIGHASH_TYPE:all].pack('C') tx.inputs0.script_witness.stack << sig tx.inputs0.script_witness.stack << key.pubkey.htb tx.verify_input_sig(0, "prev_script_pubkey", amount: "amount")
code:P2WPKH
amount = (satoshi)
priv_script_pubkey = Bitcoin::Script.parse_from_payload('prev_script_pubkey'.htb)
sighash = tx.sighash_for_input(index, script_pubkey, sig_version: :witness_v0, amount: amount)
sig = key.sign("sighash") + [Bitcoin::SIGHASH_TYPE:all].pack('C') tx.in0.script_witness.stack << sig tx.in0.script_witness.stack << key.pubkey.htb code:P2WPKH
require 'bitcoin'
Bitcoin.chain_params = :testnet
tx = Bitcoin::Tx.new
tx_in = Bitcoin::TxIn.new(out_point: out_point)
out_point = Bitcoin::OutPoint.from_txid("txid", "index")
tx_out = Bitcoin::TxOut.new(value: value, script_pubkey: script_pubkey)
amount = "amount(satoshi)"
value = amount - "fee"
script_pubkey = Bitcoin::Script.parse_from_addr("address")
key = Bitcoin::Key.from_wif("secret_key")
prev_script_pubkey = Bitcoin::Script.parse_from_payload('prev_script_pubkey'.htb)
sighash = tx.sighash_for_input(index, prev_script_pubkey, sig_version: :witness_v0, amount: amount)
sig = key.sign("sighash") + [Bitcoin::SIGHASH_TYPE:all].pack('C') tx.in0.script_witness.stack << sig tx.in0.script_witness.stack << key.pubkey.htb tx.verify_input_sig(index, prev_script_pubkey, amount: amount)
code:bitcoinrpc
require 'net/http'
require 'json'
RPCUSER="user"
RPCPASSWORD="pass"
HOST="localhost"
PORT=18332
def bitcoinRPC(method, params)
http = Net::HTTP.new(HOST, PORT)
request = Net::HTTP::Post.new('/')
request.basic_auth(RPCUSER, RPCPASSWORD)
request.content_type = 'application/json'
request.body = { method: method, params: params, id: 'jsonrpc' }.to_json
JSON.parse(http.request(request).body)"result" end