96 lines
2.6 KiB
Python
Executable file
96 lines
2.6 KiB
Python
Executable file
#!/usr/bin/env python
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#
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# mmgen = Multi-Mode GENerator, command-line Bitcoin cold storage solution
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# Copyright (C) 2013 by philemon <mmgen-py@yandex.com>
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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"""
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mmgen-txsend: Broadcast a Bitcoin transaction to the network
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"""
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import sys
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from mmgen.Opts import *
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from mmgen.license import *
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import mmgen.config as g
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from mmgen.tx import *
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from mmgen.utils import msg,check_infile,get_lines_from_file,confirm_or_exit
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prog_name = sys.argv[0].split("/")[-1]
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help_data = {
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'prog_name': prog_name,
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'desc': "Send a Bitcoin transaction signed by mmgen-txsign",
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'usage': "[opts] <signed transaction file>",
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'options': """
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-h, --help Print this help message
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-d, --outdir d Specify an alternate directory 'd' for output
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-q, --quiet Suppress warnings; overwrite files without prompting
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"""
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}
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short_opts = "hd:q"
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long_opts = "help","outdir=","quiet"
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opts,cmd_args = process_opts(sys.argv,help_data,short_opts,long_opts)
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check_opts(opts,long_opts)
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if len(cmd_args) == 1:
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infile = cmd_args[0]
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check_infile(infile)
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else: usage(help_data)
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# Begin execution
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try:
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metadata,tx_sig = get_lines_from_file(infile,"signed transaction")
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except:
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msg("Invalid signed transaction file")
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sys.exit(3)
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metadata = metadata.split()
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if len(metadata) != 3:
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msg("Invalid file header")
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sys.exit(3)
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from binascii import unhexlify
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try: unhexlify(tx_sig)
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except:
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msg("Invalid signed transaction data")
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sys.exit(3)
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if not 'quiet' in opts: do_license_msg()
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msg("\nSigned transaction file '%s' appears valid" % infile)
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warn = "Once this transaction is sent, there's no taking it back!"
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what = "broadcast this transaction to the network"
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expect = "yes, i really want to do this".upper()
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confirm_or_exit(warn, what, expect)
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msg("Sending transaction")
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c = connect_to_bitcoind()
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try:
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tx = c.sendrawtransaction(tx_sig)
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# tx = "deadbeef"
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except:
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msg("Unable to send transaction")
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sys.exit(3)
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msg("Transaction sent: %s" % tx)
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print_sent_tx_to_file(tx,metadata,opts)
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