Bitcoin Core v0.12.1
- Version: v0.12.1
- Tag: v0.12.1
- Release Date: 2016-04-15
- Docker Pull Command:
docker pull ghcr.io/mocacinno/mocacinno/bitcoin_core_docker:v12.1docker pull mocacinno/btc_core:v12.1
- Compiled by: Mocacinno
- Changelog: View Changelog
comments about the image
- used a manually compiled boost 1.63.0 instead of the system’s boost version
- used gcc6
- switched to openssl 1.0.0
flags and parameters
starting the daemon
bash-4.4$ bitcoind -?
Bitcoin Core Daemon version v0.12.1.0-g9779e1e1f320a
Usage:
bitcoind [options] Start Bitcoin Core Daemon
Options:
-?
This help message
-version
Print version and exit
-alerts
Receive and display P2P network alerts (default: 0)
-alertnotify=<cmd>
Execute command when a relevant alert is received or we see a really
long fork (%s in cmd is replaced by message)
-blocknotify=<cmd>
Execute command when the best block changes (%s in cmd is replaced by
block hash)
-checkblocks=<n>
How many blocks to check at startup (default: 288, 0 = all)
-checklevel=<n>
How thorough the block verification of -checkblocks is (0-4, default: 3)
-conf=<file>
Specify configuration file (default: bitcoin.conf)
-daemon
Run in the background as a daemon and accept commands
-datadir=<dir>
Specify data directory
-dbcache=<n>
Set database cache size in megabytes (4 to 16384, default: 100)
-loadblock=<file>
Imports blocks from external blk000??.dat file on startup
-maxorphantx=<n>
Keep at most <n> unconnectable transactions in memory (default: 100)
-maxmempool=<n>
Keep the transaction memory pool below <n> megabytes (default: 300)
-mempoolexpiry=<n>
Do not keep transactions in the mempool longer than <n> hours (default:
72)
-par=<n>
Set the number of script verification threads (-16 to 16, 0 = auto, <0 =
leave that many cores free, default: 0)
-pid=<file>
Specify pid file (default: bitcoind.pid)
-prune=<n>
Reduce storage requirements by pruning (deleting) old blocks. This mode
is incompatible with -txindex and -rescan. Warning: Reverting this
setting requires re-downloading the entire blockchain. (default: 0 =
disable pruning blocks, >550 = target size in MiB to use for block
files)
-reindex
Rebuild block chain index from current blk000??.dat files on startup
-sysperms
Create new files with system default permissions, instead of umask 077
(only effective with disabled wallet functionality)
-txindex
Maintain a full transaction index, used by the getrawtransaction rpc
call (default: 0)
Connection options:
-addnode=<ip>
Add a node to connect to and attempt to keep the connection open
-banscore=<n>
Threshold for disconnecting misbehaving peers (default: 100)
-bantime=<n>
Number of seconds to keep misbehaving peers from reconnecting (default:
86400)
-bind=<addr>
Bind to given address and always listen on it. Use [host]:port notation
for IPv6
-connect=<ip>
Connect only to the specified node(s)
-discover
Discover own IP addresses (default: 1 when listening and no -externalip
or -proxy)
-dns
Allow DNS lookups for -addnode, -seednode and -connect (default: 1)
-dnsseed
Query for peer addresses via DNS lookup, if low on addresses (default: 1
unless -connect)
-externalip=<ip>
Specify your own public address
-forcednsseed
Always query for peer addresses via DNS lookup (default: 0)
-listen
Accept connections from outside (default: 1 if no -proxy or -connect)
-listenonion
Automatically create Tor hidden service (default: 1)
-maxconnections=<n>
Maintain at most <n> connections to peers (default: 125)
-maxreceivebuffer=<n>
Maximum per-connection receive buffer, <n>*1000 bytes (default: 5000)
-maxsendbuffer=<n>
Maximum per-connection send buffer, <n>*1000 bytes (default: 1000)
-onion=<ip:port>
Use separate SOCKS5 proxy to reach peers via Tor hidden services
(default: -proxy)
-onlynet=<net>
Only connect to nodes in network <net> (ipv4, ipv6 or onion)
-permitbaremultisig
Relay non-P2SH multisig (default: 1)
-peerbloomfilters
Support filtering of blocks and transaction with bloom filters (default:
1)
-port=<port>
Listen for connections on <port> (default: 8333 or testnet: 18333)
-proxy=<ip:port>
Connect through SOCKS5 proxy
-proxyrandomize
Randomize credentials for every proxy connection. This enables Tor
stream isolation (default: 1)
-seednode=<ip>
Connect to a node to retrieve peer addresses, and disconnect
-timeout=<n>
Specify connection timeout in milliseconds (minimum: 1, default: 5000)
-torcontrol=<ip>:<port>
Tor control port to use if onion listening enabled (default:
127.0.0.1:9051)
-torpassword=<pass>
Tor control port password (default: empty)
-whitebind=<addr>
Bind to given address and whitelist peers connecting to it. Use
[host]:port notation for IPv6
-whitelist=<netmask>
Whitelist peers connecting from the given netmask or IP address. Can be
specified multiple times. Whitelisted peers cannot be DoS banned and
their transactions are always relayed, even if they are already in the
mempool, useful e.g. for a gateway
-whitelistrelay
Accept relayed transactions received from whitelisted peers even when
not relaying transactions (default: 1)
-whitelistforcerelay
Force relay of transactions from whitelisted peers even they violate
local relay policy (default: 1)
-maxuploadtarget=<n>
Tries to keep outbound traffic under the given target (in MiB per 24h),
0 = no limit (default: 0)
Wallet options:
-disablewallet
Do not load the wallet and disable wallet RPC calls
-keypool=<n>
Set key pool size to <n> (default: 100)
-fallbackfee=<amt>
A fee rate (in BTC/kB) that will be used when fee estimation has
insufficient data (default: 0.0002)
-mintxfee=<amt>
Fees (in BTC/kB) smaller than this are considered zero fee for
transaction creation (default: 0.00001)
-paytxfee=<amt>
Fee (in BTC/kB) to add to transactions you send (default: 0.00)
-rescan
Rescan the block chain for missing wallet transactions on startup
-salvagewallet
Attempt to recover private keys from a corrupt wallet.dat on startup
-sendfreetransactions
Send transactions as zero-fee transactions if possible (default: 0)
-spendzeroconfchange
Spend unconfirmed change when sending transactions (default: 1)
-txconfirmtarget=<n>
If paytxfee is not set, include enough fee so transactions begin
confirmation on average within n blocks (default: 2)
-maxtxfee=<amt>
Maximum total fees (in BTC) to use in a single wallet transaction;
setting this too low may abort large transactions (default: 0.10)
-upgradewallet
Upgrade wallet to latest format on startup
-wallet=<file>
Specify wallet file (within data directory) (default: wallet.dat)
-walletbroadcast
Make the wallet broadcast transactions (default: 1)
-walletnotify=<cmd>
Execute command when a wallet transaction changes (%s in cmd is replaced
by TxID)
-zapwallettxes=<mode>
Delete all wallet transactions and only recover those parts of the
blockchain through -rescan on startup (1 = keep tx meta data e.g.
account owner and payment request information, 2 = drop tx meta data)
Debugging/Testing options:
-uacomment=<cmt>
Append comment to the user agent string
-debug=<category>
Output debugging information (default: 0, supplying <category> is
optional). If <category> is not supplied or if <category> = 1, output
all debugging information.<category> can be: addrman, alert, bench,
coindb, db, lock, rand, rpc, selectcoins, mempool, mempoolrej, net,
proxy, prune, http, libevent, tor, zmq.
-gen
Generate coins (default: 0)
-genproclimit=<n>
Set the number of threads for coin generation if enabled (-1 = all
cores, default: 1)
-help-debug
Show all debugging options (usage: --help -help-debug)
-logips
Include IP addresses in debug output (default: 0)
-logtimestamps
Prepend debug output with timestamp (default: 1)
-minrelaytxfee=<amt>
Fees (in BTC/kB) smaller than this are considered zero fee for relaying,
mining and transaction creation (default: 0.00001)
-printtoconsole
Send trace/debug info to console instead of debug.log file
-shrinkdebugfile
Shrink debug.log file on client startup (default: 1 when no -debug)
Chain selection options:
-testnet
Use the test chain
Node relay options:
-bytespersigop
Minimum bytes per sigop in transactions we relay and mine (default: 20)
-datacarrier
Relay and mine data carrier transactions (default: 1)
-datacarriersize
Maximum size of data in data carrier transactions we relay and mine
(default: 83)
-mempoolreplacement
Enable transaction replacement in the memory pool (default: 1)
Block creation options:
-blockminsize=<n>
Set minimum block size in bytes (default: 0)
-blockmaxsize=<n>
Set maximum block size in bytes (default: 750000)
-blockprioritysize=<n>
Set maximum size of high-priority/low-fee transactions in bytes
(default: 0)
RPC server options:
-server
Accept command line and JSON-RPC commands
-rest
Accept public REST requests (default: 0)
-rpcbind=<addr>
Bind to given address to listen for JSON-RPC connections. Use
[host]:port notation for IPv6. This option can be specified multiple
times (default: bind to all interfaces)
-rpccookiefile=<loc>
Location of the auth cookie (default: data dir)
-rpcuser=<user>
Username for JSON-RPC connections
-rpcpassword=<pw>
Password for JSON-RPC connections
-rpcauth=<userpw>
Username and hashed password for JSON-RPC connections. The field
<userpw> comes in the format: <USERNAME>:<SALT>$<HASH>. A canonical
python script is included in share/rpcuser. This option can be specified
multiple times
-rpcport=<port>
Listen for JSON-RPC connections on <port> (default: 8332 or testnet:
18332)
-rpcallowip=<ip>
Allow JSON-RPC connections from specified source. Valid for <ip> are a
single IP (e.g. 1.2.3.4), a network/netmask (e.g. 1.2.3.4/255.255.255.0)
or a network/CIDR (e.g. 1.2.3.4/24). This option can be specified
multiple times
-rpcthreads=<n>
Set the number of threads to service RPC calls (default: 4)
using bitcoind
bash-4.4$ bitcoin-cli help
== Blockchain ==
getbestblockhash
getblock "hash" ( verbose )
getblockchaininfo
getblockcount
getblockhash index
getblockheader "hash" ( verbose )
getchaintips
getdifficulty
getmempoolinfo
getrawmempool ( verbose )
gettxout "txid" n ( includemempool )
gettxoutproof ["txid",...] ( blockhash )
gettxoutsetinfo
verifychain ( checklevel numblocks )
verifytxoutproof "proof"
== Control ==
getinfo
help ( "command" )
stop
== Generating ==
generate numblocks
getgenerate
setgenerate generate ( genproclimit )
== Mining ==
getblocktemplate ( "jsonrequestobject" )
getmininginfo
getnetworkhashps ( blocks height )
prioritisetransaction <txid> <priority delta> <fee delta>
submitblock "hexdata" ( "jsonparametersobject" )
== Network ==
addnode "node" "add|remove|onetry"
clearbanned
disconnectnode "node"
getaddednodeinfo dns ( "node" )
getconnectioncount
getnettotals
getnetworkinfo
getpeerinfo
listbanned
ping
setban "ip(/netmask)" "add|remove" (bantime) (absolute)
== Rawtransactions ==
createrawtransaction [{"txid":"id","vout":n},...] {"address":amount,"data":"hex",...} ( locktime )
decoderawtransaction "hexstring"
decodescript "hex"
fundrawtransaction "hexstring" includeWatching
getrawtransaction "txid" ( verbose )
sendrawtransaction "hexstring" ( allowhighfees )
signrawtransaction "hexstring" ( [{"txid":"id","vout":n,"scriptPubKey":"hex","redeemScript":"hex"},...] ["privatekey1",...] sighashtype )
== Util ==
createmultisig nrequired ["key",...]
estimatefee nblocks
estimatepriority nblocks
estimatesmartfee nblocks
estimatesmartpriority nblocks
validateaddress "bitcoinaddress"
verifymessage "bitcoinaddress" "signature" "message"
== Wallet ==
abandontransaction "txid"
addmultisigaddress nrequired ["key",...] ( "account" )
backupwallet "destination"
dumpprivkey "bitcoinaddress"
dumpwallet "filename"
encryptwallet "passphrase"
getaccount "bitcoinaddress"
getaccountaddress "account"
getaddressesbyaccount "account"
getbalance ( "account" minconf includeWatchonly )
getnewaddress ( "account" )
getrawchangeaddress
getreceivedbyaccount "account" ( minconf )
getreceivedbyaddress "bitcoinaddress" ( minconf )
gettransaction "txid" ( includeWatchonly )
getunconfirmedbalance
getwalletinfo
importaddress "address" ( "label" rescan p2sh )
importprivkey "bitcoinprivkey" ( "label" rescan )
importpubkey "pubkey" ( "label" rescan )
importwallet "filename"
keypoolrefill ( newsize )
listaccounts ( minconf includeWatchonly)
listaddressgroupings
listlockunspent
listreceivedbyaccount ( minconf includeempty includeWatchonly)
listreceivedbyaddress ( minconf includeempty includeWatchonly)
listsinceblock ( "blockhash" target-confirmations includeWatchonly)
listtransactions ( "account" count from includeWatchonly)
listunspent ( minconf maxconf ["address",...] )
lockunspent unlock [{"txid":"txid","vout":n},...]
move "fromaccount" "toaccount" amount ( minconf "comment" )
sendfrom "fromaccount" "tobitcoinaddress" amount ( minconf "comment" "comment-to" )
sendmany "fromaccount" {"address":amount,...} ( minconf "comment" ["address",...] )
sendtoaddress "bitcoinaddress" amount ( "comment" "comment-to" subtractfeefromamount )
setaccount "bitcoinaddress" "account"
settxfee amount
signmessage "bitcoinaddress" "message"
navigation
For more information on how to use the Docker image, visit the User Documentation.