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②-1 コマンドラインからのからのBitcoin Core JSON APIの使用
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②-1 コマンドラインからのからのBitcoin Core JSON APIの使用
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#利用できるrpcコマンドを確認
$ bitcoin-cli help
== Blockchain ==
getbestblockhash
getblock "blockhash" ( verbosity )
getblockchaininfo
getblockcount
getblockhash height
getblockheader "hash" ( verbose )
getchaintips
getchaintxstats ( nblocks blockhash )
getdifficulty
getmempoolancestors txid (verbose)
getmempooldescendants txid (verbose)
getmempoolentry txid
getmempoolinfo
getrawmempool ( verbose )
gettxout "txid" n ( include_mempool )
gettxoutproof ["txid",...] ( blockhash )
gettxoutsetinfo
preciousblock "blockhash"
pruneblockchain
verifychain ( checklevel nblocks )
verifytxoutproof "proof"
== Control ==
getinfo
getmemoryinfo ("mode")
help ( "command" )
stop
uptime
== Generating ==
generate nblocks ( maxtries )
generatetoaddress nblocks address (maxtries)
== Mining ==
getblocktemplate ( TemplateRequest )
getmininginfo
getnetworkhashps ( nblocks height )
prioritisetransaction <txid> <dummy value> <fee delta>
submitblock "hexdata" ( "dummy" )
== Network ==
addnode "node" "add|remove|onetry"
clearbanned
disconnectnode "[address]" [nodeid]
getaddednodeinfo ( "node" )
getconnectioncount
getnettotals
getnetworkinfo
getpeerinfo
listbanned
ping
setban "subnet" "add|remove" (bantime) (absolute)
setnetworkactive true|false
== Rawtransactions ==
combinerawtransaction ["hexstring",...]
createrawtransaction [{"txid":"id","vout":n},...] {"address":amount,"data":"hex",...} ( locktime ) ( replaceable )
decoderawtransaction "hexstring"
decodescript "hexstring"
fundrawtransaction "hexstring" ( options )
getrawtransaction "txid" ( verbose )
sendrawtransaction "hexstring" ( allowhighfees )
signrawtransaction "hexstring" ( [{"txid":"id","vout":n,"scriptPubKey":"hex","redeemScript":"hex"},...] ["privatekey1",...] sighashtype )
== Util ==
createmultisig nrequired ["key",...]
estimatefee nblocks
estimatesmartfee conf_target ("estimate_mode")
signmessagewithprivkey "privkey" "message"
validateaddress "address"
verifymessage "address" "signature" "message"
== Wallet ==
abandontransaction "txid"
abortrescan
addmultisigaddress nrequired ["key",...] ( "account" )
addwitnessaddress "address"
backupwallet "destination"
bumpfee "txid" ( options )
dumpprivkey "address"
dumpwallet "filename"
encryptwallet "passphrase"
getaccount "address"
getaccountaddress "account"
getaddressesbyaccount "account"
getbalance ( "account" minconf include_watchonly )
getnewaddress ( "account" )
getrawchangeaddress
getreceivedbyaccount "account" ( minconf )
getreceivedbyaddress "address" ( minconf )
gettransaction "txid" ( include_watchonly )
getunconfirmedbalance
getwalletinfo
importaddress "address" ( "label" rescan p2sh )
importmulti "requests" ( "options" )
importprivkey "bitcoinprivkey" ( "label" ) ( rescan )
importprunedfunds
importpubkey "pubkey" ( "label" rescan )
importwallet "filename"
keypoolrefill ( newsize )
listaccounts ( minconf include_watchonly)
listaddressgroupings
listlockunspent
listreceivedbyaccount ( minconf include_empty include_watchonly)
listreceivedbyaddress ( minconf include_empty include_watchonly)
listsinceblock ( "blockhash" target_confirmations include_watchonly include_removed )
listtransactions ( "account" count skip include_watchonly)
listunspent ( minconf maxconf ["addresses",...] [include_unsafe] [query_options])
listwallets
lockunspent unlock ([{"txid":"txid","vout":n},...])
move "fromaccount" "toaccount" amount ( minconf "comment" )
removeprunedfunds "txid"
sendfrom "fromaccount" "toaddress" amount ( minconf "comment" "comment_to" )
sendmany "fromaccount" {"address":amount,...} ( minconf "comment" ["address",...] replaceable conf_target "estimate_mode")
sendtoaddress "address" amount ( "comment" "comment_to" subtractfeefromamount replaceable conf_target "estimate_mode")
setaccount "address" "account"
settxfee amount
signmessage "address" "message"
#bitcoin coreクライアントのステータス取得/マイニングの状態を確認することができる。bitcoinUI上でブロックのダウンロードもできるが、 $bitcoindでもダウンロードできる。
$ bitcoin-cli getinfo
{
"deprecation-warning": "WARNING: getinfo is deprecated and will be fully removed in 0.16. Projects should transition to using getblockchaininfo, getnetworkinfo, and getwalletinfo before upgrading to 0.16",
"version": 150001,
"protocolversion": 70015,
"walletversion": 139900,
"balance": 0.00000000,
"blocks": 377853,
"timeoffset": -14,
"connections": 8,
"proxy": "",
"difficulty": 60813224039.44035,
"testnet": false,
"keypoololdest": 1508618122,
"keypoolsize": 2000,
"paytxfee": 0.00000000,
"relayfee": 0.00001000,
"errors": ""
}
#warningがでた。使用が変わるらしい。
#ウォレットの暗号化とセットアップ
$ bitcoin-cli encryptwallet [password]
wallet encrypted; Bitcoin server stopping, restart to run with encrypted wallet.
The keypool has been flushed and a new HD seed was generated (if you are using HD). You need to make a new backup.
#ウォレットが暗号化されたかどうかはgetinfoで確認できる。実行結果にunlock_untilという項目が追加される。
#暗号化の解除
$ bitcoin-cli walletpassphrase [password] 360
#バックアップウォレットを作成 今回はwallet.backupという名前
$ bitcoin-cli backupwallet wallet.backup
#バックアップウォレットを用いてリストアする。
$ bitcoin-cli importwallet wallet.backup
Error: Please enter the wallet passphrase with walletpassphrase first.
#最初にウォレットのロックを解除しなければいけない。
$ bitcoin-cli walletpassphrase [password] 360
$ bitcoin-cli importwallet wallet.backup
#人間が読める形に変換する為にダンプする。
$ bitcoin-cli dumpwallet wallet.txt
$ more wallet.txt
# Wallet dump created by Bitcoin v0.15.0.1-gfb7b5293844
# * Created on 2017-11-07T18:01:09Z
# * Best block at time of backup was 386438 (00000000000000000e2df9cf8523ac408eb5bf7c6bf1d6a7031ac57b29defd7c),
# mined on 2015-12-02T22:35:04Z
# extended private masterkey: xprv9s21ZrQH143K3LJULz1jneuQtQGqrweRaGtaPNmKvLDpKczWupxN3YX2Dhx56UPX1cZ6wbRWaLURjAATPa88gDs8aNyLPWeBfXs6sxtmpEi
L2HxNCgawbsMg3795AgUxm6gApAuWcKF7DfXDupvEH8Wud96mH71 2017-10-21T20:35:21Z change=1 # addr=113J7V4D9Xf4VnCbduE91n1ikHuWGbQtci hdkeypath=m/0'/0'/175'
L4QxxdwiSRAcHx3efMzeSbRoqrD7umRjw95yCpUqYPpk2b4aNfoF 2017-10-21T20:35:21Z change=1 # addr=115jb6Kzwhf8LkKBVRoK1mgryCuP98Rg6U hdkeypath=m/0'/0'/353'
KzPJEHkyHAD2VtA346wouscXiZgjdLErtu8YgyeDbd89zcmRGFQK 2017-10-21T20:35:21Z change=1 # addr=1166JAVw6yweZ1AgTuA479GkXufUw1fW32 hdkeypath=m/0'/0'/279'
L3JSw8XWfFm9wgguWL9wuKtFZGjoa3GK5Ln5DdBp9kNVUPKPTKWL 2017-10-21T20:35:21Z change=1 # addr=18WMQCfdP4ktfdo1QvhAPtwM2q9zcxieG hdkeypath=m/0'/0'/99'
L2DyM7JhbaenxFK2BUSjdxWTxBxGKJasghsKPnni3ZkhDjSWMmfy 2017-10-21T20:35:21Z change=1 # addr=19WbrEtuSeEAUwFukyHaUEEJk2EsWEmhU hdkeypath=m/0'/0'/157'
KypJvzUpyrLJ8btwpv6KU2DM5Uze5i1nfmBxdmRFqQSic6GQtJzC 2017-10-21T20:35:21Z change=1 # addr=1MVSxxxEWeq5t5gkbwhuNDJBJ2aYUjH4c hdkeypath=m/0'/0'/115'
L4c4xCy821FnDuyGpTgoprFUwgk1Jbp1nLSpskFmFEbbdmidbYbs 2017-10-21T20:35:21Z change=1 # addr=1TuwBJzAyAxm5pFBRJ5uPXfFP6L167hh9 hdkeypath=m/0'/0'/200'
KwdhWTZzmYbRBFcztXPpzx62D71eiCz2qfS6aKzAFsLoRHxv6oQ2 2017-10-21T20:35:21Z change=1 # addr=1U5KafQushuunYLjCbTzuMG5jvCYFhkUG hdkeypath=m/0'/0'/94'
# ウォレットアドレスを作成する
# 他のウォレットからbitcoindウォレットに少額を送る時に、Bitcoinアドレスを使うことができる。今回は以下で作るウォレットに0.050BTCを送る。
$ bitcoin-cli getnewaddress
1A2UqDSpbDC5S1E7wz3QJhgjuNAZ89biGH
#bitcoindクライアントに問い合わせることで、このBitcoinアドレスにbitcoinが届いたか？0.050BTCになるために何回の承認が必要とされてたか？を知ることができる。
# P49