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contrib/seeds/makeseeds.py

#!/usr/bin/env python3 #!/usr/bin/env python3
# Copyright (c) 2013-2017 The Bitcoin Core developers # Copyright (c) 2013-2017 The Bitcoin Core developers
# Distributed under the MIT software license, see the accompanying # Distributed under the MIT software license, see the accompanying
# file COPYING or http://www.opensource.org/licenses/mit-license.php. # file COPYING or http://www.opensource.org/licenses/mit-license.php.
# #
# Generate seeds.txt from Pieter's DNS seeder # Generate seeds.txt from Pieter's DNS seeder
# #
import collections
import dns.resolver
import sys
import re
NSEEDS = 512 NSEEDS = 512
MAX_SEEDS_PER_ASN = 2 MAX_SEEDS_PER_ASN = 2
MIN_BLOCKS = 540000 MIN_BLOCKS = 540000
# These are hosts that have been observed to be behaving strangely (e.g. # These are hosts that have been observed to be behaving strangely (e.g.
# aggressively connecting to every node). # aggressively connecting to every node).
SUSPICIOUS_HOSTS = { SUSPICIOUS_HOSTS = {
"23.92.36.9", "72.36.89.11", "130.211.129.106", "178.63.107.226", "23.92.36.9", "72.36.89.11", "130.211.129.106", "178.63.107.226",
"83.81.130.26", "88.198.17.7", "148.251.238.178", "176.9.46.6", "83.81.130.26", "88.198.17.7", "148.251.238.178", "176.9.46.6",
"54.173.72.127", "54.174.10.182", "54.183.64.54", "54.194.231.211", "54.173.72.127", "54.174.10.182", "54.183.64.54", "54.194.231.211",
"54.66.214.167", "54.66.220.137", "54.67.33.14", "54.77.251.214", "54.66.214.167", "54.66.220.137", "54.67.33.14", "54.77.251.214",
"54.94.195.96", "54.94.200.247" "54.94.195.96", "54.94.200.247"
} }
import re
import sys
import dns.resolver
import collections
PATTERN_IPV4 = re.compile( PATTERN_IPV4 = re.compile(
r"^((\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})):(\d+)$") r"^((\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})):(\d+)$")
PATTERN_IPV6 = re.compile(r"^\[([0-9a-z:]+)\]:(\d+)$") PATTERN_IPV6 = re.compile(r"^\[([0-9a-z:]+)\]:(\d+)$")
PATTERN_ONION = re.compile( PATTERN_ONION = re.compile(
r"^([abcdefghijklmnopqrstuvwxyz234567]{16}\.onion):(\d+)$") r"^([abcdefghijklmnopqrstuvwxyz234567]{16}\.onion):(\d+)$")
# Used to only select nodes with a user agent string compatible with the # Used to only select nodes with a user agent string compatible with the
# BCH/UAHF specification. # BCH/UAHF specification.
PATTERN_AGENT = re.compile( PATTERN_AGENT = re.compile(
r"^(/Bitcoin ABC:0.(17|18).(\d+)\(.+\)/|/bitprim:\"0.(13|14).(\d+)\"/|/Bitcoin XT:0.11.(\d+)[J-Z]\(.+\)/|/BUCash:1.(4|5).(\d+)\(.+\)/|/bcash:v1.(\d+).(\d+)-(\S+)/)") r"^(/Bitcoin ABC:0.(18).(\d+)\(.+\)/|/bitprim:\"0.(14).(\d+)\"/|/Bitcoin XT:0.11.(\d+)[K-Z]\(.+\)/|/BUCash:1.(5).(\d+)\(.+\)/|/bcash:v1.(\d+).(\d+)-(\S+)/)")
def parseline(line): def parseline(line):
sline = line.split() sline = line.split()
if len(sline) < 11: if len(sline) < 11:
return None return None
# The user agent is at the end of the line. It may contain space, so we concatenate. # The user agent is at the end of the line. It may contain space, so we concatenate.
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