diff --git a/CMakeLists.txt b/CMakeLists.txt index 6f770365b..46bb0a1e6 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -1,129 +1,129 @@ # Copyright (c) 2017 The Bitcoin developers cmake_minimum_required(VERSION 3.16) set(CMAKE_USER_MAKE_RULES_OVERRIDE "${CMAKE_SOURCE_DIR}/cmake/modules/OverrideInitFlags.cmake" ) project(bitcoin-abc VERSION 0.23.9 - DESCRIPTION "Bitcoin ABC is a full node implementation of the BCHA protocol." + DESCRIPTION "Bitcoin ABC is a full node implementation of the eCash protocol." HOMEPAGE_URL "https://www.bitcoinabc.org" ) add_custom_target(print-version COMMENT "Print the current ${PROJECT_NAME} version" COMMAND "${CMAKE_COMMAND}" -E echo "${PROJECT_VERSION}" ) # Package information set(PACKAGE_NAME "Bitcoin ABC") set(PACKAGE_BUGREPORT "https://github.com/Bitcoin-ABC/bitcoin-abc/issues") # Copyright set(COPYRIGHT_YEAR 2021) set(COPYRIGHT_HOLDERS "The %s developers") set(COPYRIGHT_HOLDERS_SUBSTITUTION Bitcoin) string(REPLACE "%s" ${COPYRIGHT_HOLDERS_SUBSTITUTION} COPYRIGHT_HOLDERS_FINAL ${COPYRIGHT_HOLDERS}) # Add path for custom modules list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules) # Make contrib script accessible. set(CONTRIB_PATH ${CMAKE_CURRENT_SOURCE_DIR}/contrib) # Default to RelWithDebInfo configuration if(NOT CMAKE_BUILD_TYPE) set(CMAKE_BUILD_TYPE RelWithDebInfo CACHE STRING "Select the configuration for the build" FORCE) set(__NO_USER_CMAKE_BUILD_TYPE ON CACHE BOOL "True if the user didn't set a build type on the command line") endif() # Find the python interpreter. This is required for several targets. find_package(Python 3.6 COMPONENTS Interpreter REQUIRED) # Add the magic targets `check-*` add_custom_target(check-all) add_custom_target(check) add_custom_target(check-extended) add_custom_target(check-upgrade-activated) add_custom_target(check-upgrade-activated-extended) # Add the global install targets add_custom_target(install-all) add_custom_target(install-debug) add_custom_target(install-all-debug) include(PackageHelper) exclude_git_ignored_files_from_source_package() # Ignore hidden files and directories (starting with a '.') set_property(GLOBAL APPEND PROPERTY SOURCE_PACKAGE_IGNORE_FILES "/\\\\.") # If the build is out-of-tree, then the build directory can be ignored. if(NOT CMAKE_BINARY_DIR STREQUAL CMAKE_SOURCE_DIR) set_property(GLOBAL APPEND PROPERTY SOURCE_PACKAGE_IGNORE_FILES "${CMAKE_BINARY_DIR}/" ) endif() exclude_from_source_package( # Subdirectories "arcanist/" "depends/" # Files "[^.]+[.]md$" ) option(ENABLE_COVERAGE "Enable coverage" OFF) option(ENABLE_BRANCH_COVERAGE "Enable branch coverage" OFF) if(ENABLE_COVERAGE) include(Coverage) enable_coverage(${ENABLE_BRANCH_COVERAGE}) include(AddCompilerFlags) # If no build type is manually defined, override the optimization level. # Otherwise, alert the user than the coverage result might be useless. if(__NO_USER_CMAKE_BUILD_TYPE) set_c_optimization_level(0) # Setting -Og instead of -O0 is a workaround for the GCC bug 90380: # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90380 # # This bug is fixed upstream, but is not widely distributed yet. # Fixed in GCC versions: # - GCC 7.x: versions <= 7.2 are unaffected # - GCC 8.x: versions >= 8.3.1 # - GCC 9.x: versions >= 9.1.1 # - GCC 10.x: all versions set_cxx_optimization_level(g) else() message(WARNING "It is advised to not enforce CMAKE_BUILD_TYPE to get the best coverage results") endif() exclude_from_coverage( "depends" "src/bench" "src/crypto/ctaes" "src/leveldb" "src/univalue" ) add_custom_target_coverage(check) add_custom_target_coverage(check-all) add_custom_target_coverage(check-extended) add_custom_target_coverage(check-upgrade-activated) add_custom_target_coverage(check-upgrade-activated-extended) endif() add_subdirectory(src) add_subdirectory(test) add_subdirectory(contrib) add_subdirectory(doc) include(PackageOptions.cmake) diff --git a/contrib/seeds/makeseeds.py b/contrib/seeds/makeseeds.py index 2e9de4081..e1bf9a38e 100755 --- a/contrib/seeds/makeseeds.py +++ b/contrib/seeds/makeseeds.py @@ -1,214 +1,214 @@ #!/usr/bin/env python3 # Copyright (c) 2013-2017 The Bitcoin Core developers # Distributed under the MIT software license, see the accompanying # file COPYING or http://www.opensource.org/licenses/mit-license.php. # # Generate seeds.txt from Pieter's DNS seeder # import collections import dns.resolver import re import sys NSEEDS = 512 MAX_SEEDS_PER_ASN = 2 MIN_BLOCKS = 540000 # These are hosts that have been observed to be behaving strangely (e.g. # aggressively connecting to every node). SUSPICIOUS_HOSTS = { "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", "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", "54.94.195.96", "54.94.200.247" } PATTERN_IPV4 = re.compile( r"^((\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})):(\d+)$") PATTERN_IPV6 = re.compile(r"^\[([0-9a-z:]+)\]:(\d+)$") PATTERN_ONION = re.compile( r"^([abcdefghijklmnopqrstuvwxyz234567]{16}\.onion):(\d+)$") # Used to only select nodes with a user agent string compatible with the -# BCH/UAHF specification. +# eCash network. PATTERN_AGENT = re.compile(r"^(/Bitcoin ABC:0.(23|24).(\d+)\(.+\)/)") def parseline(line): sline = line.split() if len(sline) < 11: return None # The user agent is at the end of the line. It may contain space, so we # concatenate. for i in range(12, len(sline)): sline[11] += ' ' + sline[i] # Remove leftovers del sline[12:] m = PATTERN_IPV4.match(sline[0]) sortkey = None ip = None if m is None: m = PATTERN_IPV6.match(sline[0]) if m is None: m = PATTERN_ONION.match(sline[0]) if m is None: return None else: net = 'onion' ipstr = sortkey = m.group(1) port = int(m.group(2)) else: net = 'ipv6' # Not interested in localhost if m.group(1) in ['::']: return None ipstr = m.group(1) # XXX parse IPv6 into number, could use name_to_ipv6 from # generate-seeds sortkey = ipstr port = int(m.group(2)) else: # Do IPv4 sanity check ip = 0 for i in range(0, 4): if int(m.group(i + 2)) < 0 or int(m.group(i + 2)) > 255: return None ip = ip + (int(m.group(i + 2)) << (8 * (3 - i))) if ip == 0: return None net = 'ipv4' sortkey = ip ipstr = m.group(1) port = int(m.group(6)) # Skip bad results. if sline[1] == 0: return None # Extract uptime %. uptime30 = float(sline[7][:-1]) # Extract Unix timestamp of last success. lastsuccess = int(sline[2]) # Extract protocol version. version = int(sline[10]) # Extract user agent. agent = sline[11][1:-1] # Extract service flags. service = int(sline[9], 16) # Extract blocks. blocks = int(sline[8]) # Construct result. return { 'net': net, 'ip': ipstr, 'port': port, 'ipnum': ip, 'uptime': uptime30, 'lastsuccess': lastsuccess, 'version': version, 'agent': agent, 'service': service, 'blocks': blocks, 'sortkey': sortkey, } def filtermultiport(ips): '''Filter out hosts with more nodes per IP''' hist = collections.defaultdict(list) for ip in ips: hist[ip['sortkey']].append(ip) return [value[0] for (key, value) in list(hist.items()) if len(value) == 1] # Based on Greg Maxwell's seed_filter.py def filterbyasn(ips, max_per_asn, max_total): # Sift out ips by type ips_ipv46 = [ip for ip in ips if ip['net'] in ['ipv4', 'ipv6']] ips_onion = [ip for ip in ips if ip['net'] == 'onion'] # Filter IPv46 by ASN result = [] asn_count = {} for ip in ips_ipv46: if len(result) == max_total: break try: if ip['net'] == 'ipv4': ipaddr = ip['ip'] prefix = '.origin' else: # http://www.team-cymru.com/IP-ASN-mapping.html # 2001:4860:b002:23::68 res = str() # pick the first 4 nibbles for nb in ip['ip'].split(':')[:4]: # right padded with '0' for c in nb.zfill(4): # 2001 4860 b002 0023 res += c + '.' # 2.0.0.1.4.8.6.0.b.0.0.2.0.0.2.3 ipaddr = res.rstrip('.') prefix = '.origin6' asn = int([x.to_text() for x in dns.resolver.query('.'.join( reversed(ipaddr.split('.'))) + prefix + '.asn.cymru.com', 'TXT').response.answer][0].split('\"')[1].split(' ')[0]) if asn not in asn_count: asn_count[asn] = 0 if asn_count[asn] == max_per_asn: continue asn_count[asn] += 1 result.append(ip) except Exception: sys.stderr.write( 'ERR: Could not resolve ASN for "' + ip['ip'] + '"\n') # Add back Onions result.extend(ips_onion) return result def main(): lines = sys.stdin.readlines() ips = [parseline(line) for line in lines] # Skip entries with valid address. ips = [ip for ip in ips if ip is not None] # Skip entries from suspicious hosts. ips = [ip for ip in ips if ip['ip'] not in SUSPICIOUS_HOSTS] # Enforce minimal number of blocks. ips = [ip for ip in ips if ip['blocks'] >= MIN_BLOCKS] # Require service bit 1. ips = [ip for ip in ips if (ip['service'] & 1) == 1] # Require at least 50% 30-day uptime. ips = [ip for ip in ips if ip['uptime'] > 50] # Require a known and recent user agent. ips = [ip for ip in ips if PATTERN_AGENT.match(ip['agent'])] # Sort by availability (and use last success as tie breaker) ips.sort(key=lambda x: (x['uptime'], x['lastsuccess'], x['ip']), reverse=True) # Filter out hosts with multiple bitcoin ports, these are likely abusive ips = filtermultiport(ips) # Look up ASNs and limit results, both per ASN and globally. ips = filterbyasn(ips, MAX_SEEDS_PER_ASN, NSEEDS) # Sort the results by IP address (for deterministic output). ips.sort(key=lambda x: (x['net'], x['sortkey'])) for ip in ips: if ip['net'] == 'ipv6': print('[{}]:{}'.format(ip['ip'], ip['port'])) else: print('{}:{}'.format(ip['ip'], ip['port'])) if __name__ == '__main__': main()