def run(self):
logger.debug('Starting API Status Poller.')
global current_api_status_code, current_api_status_response_json
db = database.get_connection(read_only=True, integrity_check=False)
while self.stop_event.is_set() != True:
try:
# Check that backend is running, communicable, and caught up with the blockchain.
# Check that the database has caught up with SatoshiChaind.
if time.time() - self.last_database_check > 10 * 60: # Ten minutes since last check.
if not config.FORCE:
code = 11
logger.debug('Checking backend state.')
check_backend_state()
code = 12
logger.debug('Checking database state.')
check_database_state(db, backend.getblockcount())
self.last_database_check = time.time()
except (BackendError, DatabaseError) as e:
exception_name = e.__class__.__name__
exception_text = str(e)
logger.debug("API Status Poller: %s", exception_text)
jsonrpc_response = jsonrpc.exceptions.JSONRPCServerError(message=exception_name, data=exception_text)
current_api_status_code = code
current_api_status_response_json = jsonrpc_response.json.encode()
else:
current_api_status_code = None
current_api_status_response_json = None
time.sleep(config.BACKEND_POLL_INTERVAL)
def server_db(request):
"""Enable database access for unit test vectors."""
db = database.get_connection(read_only=False)
database.update_version(db)
cursor = db.cursor()
cursor.execute('''BEGIN''')
request.addfinalizer(lambda: cursor.execute('''ROLLBACK'''))
return db
def setup_function(function):
server.initialise(database_file=tempfile.gettempdir()+'/shellparty.unittest.db',
rpc_port=9999, rpc_password='******',
backend_password='******',
testnet=True, testcoin=False)
try:
os.remove(config.DATABASE)
except:
pass
# Connect to database.
global db
db = database.get_connection(read_only=False, foreign_keys=False)
from shellpartylib.lib import blocks
blocks.initialise(db)
def run_scenario(scenario, rawtransactions_db):
"""Execute a scenario for integration test, returns a dump of the db, a json with raw transactions and the full log."""
server.initialise(database_file=':memory:', testnet=True, **SCHPARTYD_OPTIONS)
config.PREFIX = b'TESTXXXX'
util.FIRST_MULTISIG_BLOCK_TESTNET = 1
checkpoints = dict(check.CHECKPOINTS_TESTNET)
check.CHECKPOINTS_TESTNET = {}
logger = logging.getLogger()
logger.setLevel(logging.DEBUG)
logger_buff = io.StringIO()
handler = logging.StreamHandler(logger_buff)
handler.setLevel(logging.DEBUG)
formatter = logging.Formatter('%(message)s')
handler.setFormatter(formatter)
logger.addHandler(handler)
requests_log = logging.getLogger("requests")
requests_log.setLevel(logging.WARNING)
asyncio_log = logging.getLogger('asyncio')
asyncio_log.setLevel(logging.ERROR)
db = database.get_connection(read_only=False)
initialise_db(db)
raw_transactions = []
for tx in scenario:
if tx[0] != 'create_next_block':
module = sys.modules['shellpartylib.lib.messages.{}'.format(tx[0])]
compose = getattr(module, 'compose')
unsigned_tx_hex = transaction.construct(db, compose(db, *tx[1]), **tx[2])
raw_transactions.append({tx[0]: unsigned_tx_hex})
insert_raw_transaction(unsigned_tx_hex, db, rawtransactions_db)
else:
create_next_block(db, block_index=config.BURN_START + tx[1], parse_block=True)
dump = dump_database(db)
log = logger_buff.getvalue()
db.close()
check.CHECKPOINTS_TESTNET = checkpoints
return dump, log, json.dumps(raw_transactions, indent=4)
def test_check_database_version():
server.initialise(database_file=tempfile.gettempdir() + '/fixtures.unittest.db', testnet=True, **util_test.SCHPARTYD_OPTIONS)
util_test.restore_database(config.DATABASE, CURR_DIR + '/fixtures/scenarios/unittest_fixture.sql')
db = database.get_connection(read_only=False)
database.update_version(db)
version_major, version_minor = database.version(db)
assert config.VERSION_MAJOR == version_major
assert config.VERSION_MINOR == version_minor
check.database_version(db)
config.VERSION_MINOR += 1
with pytest.raises(check.DatabaseVersionError) as exception:
check.database_version(db)
assert exception.value.reparse_block_index == None
config.VERSION_MAJOR += 1
with pytest.raises(check.DatabaseVersionError) as exception:
check.database_version(db)
assert exception.value.reparse_block_index == config.BLOCK_FIRST
def run(self):
logger.info('Starting API Server.')
db = database.get_connection(read_only=True, integrity_check=False)
app = flask.Flask(__name__)
auth = HTTPBasicAuth()
@auth.get_password
def get_pw(username):
if username == config.RPC_USER:
return config.RPC_PASSWORD
return None
######################
#READ API
# Generate dynamically get_{table} methods
def generate_get_method(table):
def get_method(**kwargs):
try:
return get_rows(db, table=table, **kwargs)
except TypeError as e: #TODO: generalise for all API methods
raise APIError(str(e))
return get_method
for table in API_TABLES:
new_method = generate_get_method(table)
new_method.__name__ = 'get_{}'.format(table)
dispatcher.add_method(new_method)
@dispatcher.add_method
def sql(query, bindings=None):
if bindings == None:
bindings = []
return db_query(db, query, tuple(bindings))
######################
#WRITE/ACTION API
# Generate dynamically create_{transaction} methods
def generate_create_method(tx):
def split_params(**kwargs):
transaction_args = {}
common_args = {}
private_key_wif = None
for key in kwargs:
if key in COMMONS_ARGS:
common_args[key] = kwargs[key]
elif key == 'privkey':
private_key_wif = kwargs[key]
else:
transaction_args[key] = kwargs[key]
return transaction_args, common_args, private_key_wif
def create_method(**kwargs):
try:
transaction_args, common_args, private_key_wif = split_params(**kwargs)
return compose_transaction(db, name=tx, params=transaction_args, **common_args)
except TypeError as e: #TODO: generalise for all API methods
raise APIError(str(e))
return create_method
for tx in API_TRANSACTIONS:
create_method = generate_create_method(tx)
create_method.__name__ = 'create_{}'.format(tx)
dispatcher.add_method(create_method)
@dispatcher.add_method
def get_messages(block_index):
if not isinstance(block_index, int):
raise APIError("block_index must be an integer.")
cursor = db.cursor()
cursor.execute('select * from messages where block_index = ? order by message_index asc', (block_index,))
messages = cursor.fetchall()
cursor.close()
return messages
@dispatcher.add_method
def get_messages_by_index(message_indexes):
"""Get specific messages from the feed, based on the message_index.
@param message_index: A single index, or a list of one or more message indexes to retrieve.
"""
if not isinstance(message_indexes, list):
message_indexes = [message_indexes,]
for idx in message_indexes: #make sure the data is clean
if not isinstance(idx, int):
raise APIError("All items in message_indexes are not integers")
cursor = db.cursor()
cursor.execute('SELECT * FROM messages WHERE message_index IN (%s) ORDER BY message_index ASC'
% (','.join([str(x) for x in message_indexes]),))
messages = cursor.fetchall()
cursor.close()
return messages
@dispatcher.add_method
def get_supply(asset):
if asset == 'SCH':
return backend.get_shell_supply(normalize=False)
elif asset == 'SHP':
return util.shp_supply(db)
else:
return util.asset_supply(db, asset)
@dispatcher.add_method
def get_shp_supply():
logger.warning("Deprecated method: `get_shp_supply`")
return util.shp_supply(db)
@dispatcher.add_method
def get_asset_info(assets):
logger.warning("Deprecated method: `get_asset_info`")
if not isinstance(assets, list):
raise APIError("assets must be a list of asset names, even if it just contains one entry")
assetsInfo = []
for asset in assets:
# SCH and SHP.
if asset in [config.SCH, config.SHP]:
if asset == config.SCH:
supply = backend.get_shell_supply(normalize=False)
else:
supply = util.shp_supply(db)
assetsInfo.append({
'asset': asset,
'owner': None,
'divisible': True,
'locked': False,
'supply': supply,
'description': '',
'issuer': None
})
continue
# User‐created asset.
cursor = db.cursor()
issuances = list(cursor.execute('''SELECT * FROM issuances WHERE (status = ? AND asset = ?) ORDER BY block_index ASC''', ('valid', asset)))
cursor.close()
if not issuances:
continue #asset not found, most likely
else:
last_issuance = issuances[-1]
locked = False
for e in issuances:
if e['locked']: locked = True
assetsInfo.append({
'asset': asset,
'owner': last_issuance['issuer'],
'divisible': bool(last_issuance['divisible']),
'locked': locked,
'supply': util.asset_supply(db, asset),
'description': last_issuance['description'],
'issuer': last_issuance['issuer']})
return assetsInfo
@dispatcher.add_method
def get_block_info(block_index):
assert isinstance(block_index, int)
cursor = db.cursor()
cursor.execute('''SELECT * FROM blocks WHERE block_index = ?''', (block_index,))
blocks = list(cursor)
if len(blocks) == 1:
block = blocks[0]
elif len(blocks) == 0:
raise exceptions.DatabaseError('No blocks found.')
else:
assert False
cursor.close()
return block
@dispatcher.add_method
def get_blocks(block_indexes):
"""fetches block info and messages for the specified block indexes"""
if not isinstance(block_indexes, (list, tuple)):
raise APIError("block_indexes must be a list of integers.")
if len(block_indexes) >= 250:
raise APIError("can only specify up to 250 indexes at a time.")
block_indexes_str = ','.join([str(x) for x in block_indexes])
cursor = db.cursor()
cursor.execute('SELECT * FROM blocks WHERE block_index IN (%s) ORDER BY block_index ASC'
% (block_indexes_str,))
blocks = cursor.fetchall()
cursor.execute('SELECT * FROM messages WHERE block_index IN (%s) ORDER BY block_index ASC, message_index ASC'
% (block_indexes_str,))
messages = collections.deque(cursor.fetchall())
for block in blocks:
# messages_in_block = []
block['_messages'] = []
while len(messages) and messages[0]['block_index'] == block['block_index']:
block['_messages'].append(messages.popleft())
assert not len(messages) #should have been cleared out
cursor.close()
return blocks
@dispatcher.add_method
def get_running_info():
latestBlockIndex = backend.getblockcount()
try:
check_database_state(db, latestBlockIndex)
except DatabaseError:
caught_up = False
else:
caught_up = True
try:
cursor = db.cursor()
blocks = list(cursor.execute('''SELECT * FROM blocks WHERE block_index = ?''', (util.CURRENT_BLOCK_INDEX, )))
assert len(blocks) == 1
last_block = blocks[0]
cursor.close()
except:
last_block = None
try:
last_message = util.last_message(db)
except:
last_message = None
return {
'db_caught_up': caught_up,
'SatoshiChain_block_count': latestBlockIndex,
'last_block': last_block,
'last_message_index': last_message['message_index'] if last_message else -1,
'running_testnet': config.TESTNET,
'running_testcoin': config.TESTCOIN,
'version_major': config.VERSION_MAJOR,
'version_minor': config.VERSION_MINOR,
'version_revision': config.VERSION_REVISION
}
@dispatcher.add_method
def get_element_counts():
counts = {}
cursor = db.cursor()
for element in ['transactions', 'blocks', 'debits', 'credits', 'balances', 'sends', 'orders',
'order_matches', 'shellpays', 'issuances', 'broadcasts', 'bets', 'bet_matches', 'dividends',
'burns', 'cancels', 'order_expirations', 'bet_expirations', 'order_match_expirations',
'bet_match_expirations', 'messages']:
cursor.execute("SELECT COUNT(*) AS count FROM %s" % element)
count_list = cursor.fetchall()
assert len(count_list) == 1
counts[element] = count_list[0]['count']
cursor.close()
return counts
@dispatcher.add_method
def get_asset_names():
cursor = db.cursor()
names = [row['asset'] for row in cursor.execute("SELECT DISTINCT asset FROM issuances WHERE status = 'valid' ORDER BY asset ASC")]
cursor.close()
return names
@dispatcher.add_method
def get_holder_count(asset):
holders = util.holders(db, asset)
addresses = []
for holder in holders:
addresses.append(holder['address'])
return {asset: len(set(addresses))}
@dispatcher.add_method
def get_holders(asset):
holders = util.holders(db, asset)
return holders
@dispatcher.add_method
def search_raw_transactions(address, unconfirmed=True):
return backend.searchrawtransactions(address, unconfirmed=unconfirmed)
@dispatcher.add_method
def get_unspent_txouts(address, unconfirmed=False):
return backend.get_unspent_txouts(address, unconfirmed=unconfirmed, multisig_inputs=False)
@dispatcher.add_method
def get_tx_info(tx_hex, block_index=None):
# block_index mandatory for transactions before block 335000
source, destination, shell_amount, fee, data = blocks.get_tx_info(tx_hex, block_index=block_index)
return source, destination, shell_amount, fee, util.hexlify(data) if data else ''
@dispatcher.add_method
def unpack(data_hex):
data = binascii.unhexlify(data_hex)
message_type_id = struct.unpack(config.TXTYPE_FORMAT, data[:4])[0]
message = data[4:]
# TODO: Enabled only for `send`.
if message_type_id == send.ID:
unpack_method = send.unpack
else:
raise APIError('unsupported message type')
unpacked = unpack_method(db, message, util.CURRENT_BLOCK_INDEX)
return message_type_id, unpacked
@dispatcher.add_method
# TODO: Rename this method.
def search_pubkey(pubkeyhash, provided_pubkeys=None):
return backend.pubkeyhash_to_pubkey(pubkeyhash, provided_pubkeys=provided_pubkeys)
def _set_cors_headers(response):
if not config.RPC_NO_ALLOW_CORS:
response.headers['Access-Control-Allow-Origin'] = '*'
response.headers['Access-Control-Allow-Methods'] = 'GET, POST, OPTIONS'
response.headers['Access-Control-Allow-Headers'] = 'DNT,X-Mx-ReqToken,Keep-Alive,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type'
@app.route('/', defaults={'args_path': ''}, methods=['GET', 'POST', 'OPTIONS'])
@app.route('/<path:args_path>', methods=['GET', 'POST', 'OPTIONS'])
# Only require authentication if RPC_PASSWORD is set.
@conditional_decorator(auth.login_required, hasattr(config, 'RPC_PASSWORD'))
def handle_root(args_path):
"""Handle all paths, decide where to forward the query."""
if args_path == '' or args_path.startswith('api/') or args_path.startswith('API/') or \
args_path.startswith('rpc/') or args_path.startswith('RPC/'):
if flask.request.method == 'POST':
# Need to get those here because it might not be available in this aux function.
request_json = flask.request.get_data().decode('utf-8')
response = handle_rpc_post(request_json)
return response
elif flask.request.method == 'OPTIONS':
response = handle_rpc_options()
return response
else:
error = 'Invalid method.'
return flask.Response(error, 405, mimetype='application/json')
elif args_path.startswith('rest/') or args_path.startswith('REST/'):
if flask.request.method == 'GET' or flask.request.method == 'POST':
# Pass the URL path without /REST/ part and Flask request object.
rest_path = args_path.split('/', 1)[1]
response = handle_rest(rest_path, flask.request)
return response
else:
error = 'Invalid method.'
return flask.Response(error, 405, mimetype='application/json')
else:
# Not found
return flask.Response(None, 404, mimetype='application/json')
######################
# JSON-RPC API
######################
def handle_rpc_options():
response = flask.Response('', 204)
_set_cors_headers(response)
return response
def handle_rpc_post(request_json):
"""Handle /API/ POST route. Call relevant get_rows/create_transaction wrapper."""
# Check for valid request format.
try:
request_data = json.loads(request_json)
assert 'id' in request_data and request_data['jsonrpc'] == "2.0" and request_data['method']
# params may be omitted
except:
obj_error = jsonrpc.exceptions.JSONRPCInvalidRequest(data="Invalid JSON-RPC 2.0 request format")
return flask.Response(obj_error.json.encode(), 400, mimetype='application/json')
# Only arguments passed as a `dict` are supported.
if request_data.get('params', None) and not isinstance(request_data['params'], dict):
obj_error = jsonrpc.exceptions.JSONRPCInvalidRequest(
data='Arguments must be passed as a JSON object (list of unnamed arguments not supported)')
return flask.Response(obj_error.json.encode(), 400, mimetype='application/json')
# Return an error if the API Status Poller checks fail.
if not config.FORCE and current_api_status_code:
return flask.Response(current_api_status_response_json, 503, mimetype='application/json')
# Answer request normally.
# NOTE: `UnboundLocalError: local variable 'output' referenced before assignment` means the method doesn’t return anything.
jsonrpc_response = jsonrpc.JSONRPCResponseManager.handle(request_json, dispatcher)
response = flask.Response(jsonrpc_response.json.encode(), 200, mimetype='application/json')
_set_cors_headers(response)
return response
######################
# HTTP REST API
######################
def handle_rest(path_args, flask_request):
"""Handle /REST/ route. Query the database using get_rows or create transaction using compose_transaction."""
url_action = flask_request.path.split('/')[-1]
if url_action == 'compose':
compose = True
elif url_action == 'get':
compose = False
else:
error = 'Invalid action "%s".' % url_action
return flask.Response(error, 400, mimetype='application/json')
# Get all arguments passed via URL.
url_args = path_args.split('/')
try:
query_type = url_args.pop(0).lower()
except IndexError:
error = 'No query_type provided.'
return flask.Response(error, 400, mimetype='application/json')
# Check if message type or table name are valid.
if (compose and query_type not in API_TRANSACTIONS) or \
(not compose and query_type not in API_TABLES):
error = 'No such query type in supported queries: "%s".' % query_type
return flask.Response(error, 400, mimetype='application/json')
# Parse the additional arguments.
extra_args = flask_request.args.items()
query_data = {}
if compose:
common_args = {}
transaction_args = {}
for (key, value) in extra_args:
# Determine value type.
try:
value = int(value)
except ValueError:
try:
value = float(value)
except ValueError:
pass
# Split keys into common and transaction-specific arguments. Discard the privkey.
if key in COMMONS_ARGS:
common_args[key] = value
elif key == 'privkey':
pass
else:
transaction_args[key] = value
# Must have some additional transaction arguments.
if not len(transaction_args):
error = 'No transaction arguments provided.'
return flask.Response(error, 400, mimetype='application/json')
# Compose the transaction.
try:
query_data = compose_transaction(db, name=query_type, params=transaction_args, **common_args)
except (script.AddressError, exceptions.ComposeError, exceptions.TransactionError, exceptions.BalanceError) as error:
error_msg = str(error.__class__.__name__) + ': ' + str(error)
return flask.Response(error_msg, 400, mimetype='application/json')
else:
# Need to de-generate extra_args to pass it through.
query_args = dict([item for item in extra_args])
operator = query_args.pop('op', 'AND')
# Put the data into specific dictionary format.
data_filter = [{'field': key, 'op': '==', 'value': value} for (key, value) in query_args.items()]
# Run the query.
try:
query_data = get_rows(db, table=query_type, filters=data_filter, filterop=operator)
except APIError as error:
return flask.Response(str(error), 400, mimetype='application/json')
# See which encoding to choose from.
file_format = flask_request.headers['Accept']
# JSON as default.
if file_format == 'application/json' or file_format == '*/*':
response_data = json.dumps(query_data)
elif file_format == 'application/xml':
# Add document root for XML. Note when xmltodict encounters a list, it produces separate tags for every item.
# Hence we end up with multiple query_type roots. To combat this we put it in a separate item dict.
response_data = serialize_to_xml({query_type: {'item': query_data}})
else:
error = 'Invalid file format: "%s".' % file_format
return flask.Response(error, 400, mimetype='application/json')
response = flask.Response(response_data, 200, mimetype=file_format)
return response
# Init the HTTP Server.
init_api_access_log()
http_server = HTTPServer(WSGIContainer(app), xheaders=True)
try:
http_server.listen(config.RPC_PORT, address=config.RPC_HOST)
self.is_ready = True
self.ioloop.start()
except OSError:
raise APIError("Cannot start the API subsystem. Is server already running, or is something else listening on port {}?".format(config.RPC_PORT))
db.close()
http_server.stop()
self.ioloop.close()
return
def reparse(testnet=True):
"""Reparse all transaction from the database, create a new blockchain and compare it to the old one."""
options = dict(SCHPARTYD_OPTIONS)
server.initialise(database_file=':memory:', testnet=testnet, **options)
if testnet:
config.PREFIX = b'TESTXXXX'
logger = logging.getLogger()
console = logging.StreamHandler()
console.setLevel(logging.INFO)
formatter = logging.Formatter('%(message)s')
console.setFormatter(formatter)
logger.addHandler(console)
memory_db = database.get_connection(read_only=False)
initialise_db(memory_db)
data_dir = appdirs.user_data_dir(appauthor=config.SHP_NAME, appname=config.APP_NAME, roaming=True)
prod_db_path = os.path.join(data_dir, '{}{}.db'.format(config.APP_NAME, '.testnet' if testnet else ''))
prod_db = apsw.Connection(prod_db_path)
prod_db.setrowtrace(database.rowtracer)
with memory_db.backup("main", prod_db, "main") as backup:
backup.step()
# Here we don’t use block.reparse() because it reparse db in transaction (`with db`).
memory_cursor = memory_db.cursor()
for table in blocks.TABLES + ['balances']:
memory_cursor.execute('''DROP TABLE IF EXISTS {}'''.format(table))
# Check that all checkpoint blocks are in the database to be tested.
if testnet:
CHECKPOINTS = check.CHECKPOINTS_TESTNET
else:
CHECKPOINTS = check.CHECKPOINTS_MAINNET
for block_index in CHECKPOINTS.keys():
block_exists = bool(list(memory_cursor.execute('''SELECT * FROM blocks WHERE block_index = ?''', (block_index,))))
assert block_exists
# Clean consensus hashes if first block hash don’t match with checkpoint.
checkpoints = check.CHECKPOINTS_TESTNET if config.TESTNET else check.CHECKPOINTS_MAINNET
columns = [column['name'] for column in memory_cursor.execute('''PRAGMA table_info(blocks)''')]
for field in ['ledger_hash', 'txlist_hash']:
if field in columns:
sql = '''SELECT {} FROM blocks WHERE block_index = ?'''.format(field)
first_hash = list(memory_cursor.execute(sql, (config.BLOCK_FIRST,)))[0][field]
if first_hash != checkpoints[config.BLOCK_FIRST][field]:
logger.info('First hash changed. Cleaning {}.'.format(field))
memory_cursor.execute('''UPDATE blocks SET {} = NULL'''.format(field))
blocks.initialise(memory_db)
previous_ledger_hash = None
previous_txlist_hash = None
memory_cursor.execute('''SELECT * FROM blocks ORDER BY block_index''')
for block in memory_cursor.fetchall():
try:
logger.info('Block (re‐parse): {}'.format(str(block['block_index'])))
util.CURRENT_BLOCK_INDEX = block['block_index'] # TODO: Correct?!
previous_ledger_hash, previous_txlist_hash = blocks.parse_block(memory_db, block['block_index'], block['block_time'],
previous_ledger_hash, block['ledger_hash'],
previous_txlist_hash, block['txlist_hash'])
except check.ConsensusError as e:
message = str(e)
if message.find('ledger_hash') != -1:
new_ledger = get_block_ledger(memory_db, block['block_index'])
old_ledger = get_block_ledger(prod_db, block['block_index'])
compare_strings(old_ledger, new_ledger)
elif message.find('txlist_hash') != -1:
new_txlist = get_block_txlist(memory_db, block['block_index'])
old_txlist = get_block_txlist(prod_db, block['block_index'])
compare_strings(old_txlist, new_txlist)
raise(e)
def initialise(database_file=None, log_file=None, api_log_file=None,
testnet=False, testcoin=False,
backend_name=None, backend_connect=None, backend_port=None,
backend_user=None, backend_password=None,
backend_ssl=False, backend_ssl_no_verify=False,
backend_poll_interval=None,
rpc_host=None, rpc_port=None,
rpc_user=None, rpc_password=None,
rpc_no_allow_cors=False,
force=False, verbose=False,
requests_timeout=config.DEFAULT_REQUESTS_TIMEOUT,
rpc_batch_size=config.DEFAULT_RPC_BATCH_SIZE,
check_asset_conservation=config.DEFAULT_CHECK_ASSET_CONSERVATION,
backend_ssl_verify=None, rpc_allow_cors=None):
# Data directory
data_dir = appdirs.user_data_dir(appauthor=config.SHP_NAME, appname=config.APP_NAME, roaming=True)
if not os.path.isdir(data_dir):
os.makedirs(data_dir, mode=0o755)
# testnet
if testnet:
config.TESTNET = testnet
else:
config.TESTNET = False
# testcoin
if testcoin:
config.TESTCOIN = testcoin
else:
config.TESTCOIN = False
network = ''
if config.TESTNET:
network += '.testnet'
if config.TESTCOIN:
network += '.testcoin'
# Database
if database_file:
config.DATABASE = database_file
else:
filename = '{}{}.db'.format(config.APP_NAME, network)
config.DATABASE = os.path.join(data_dir, filename)
# Log directory
log_dir = appdirs.user_log_dir(appauthor=config.SHP_NAME, appname=config.APP_NAME)
if not os.path.isdir(log_dir):
os.makedirs(log_dir, mode=0o755)
# Log
if log_file:
config.LOG = log_file
else:
filename = 'server{}.log'.format(network)
config.LOG = os.path.join(log_dir, filename)
logger.debug('Writing server log to file: `{}`'.format(config.LOG))
if api_log_file:
config.API_LOG = api_log_file
else:
filename = 'server{}.access.log'.format(network)
config.API_LOG = os.path.join(log_dir, filename)
logger.debug('Writing API accesses log to file: `{}`'.format(config.API_LOG))
# Set up logging.
root_logger = logging.getLogger() # Get root logger.
log.set_up(root_logger, verbose=verbose, logfile=config.LOG)
# Log unhandled errors.
def handle_exception(exc_type, exc_value, exc_traceback):
logger.error("Unhandled Exception", exc_info=(exc_type, exc_value, exc_traceback))
sys.excepthook = handle_exception
##############
# THINGS WE CONNECT TO
# Backend name
if backend_name:
config.BACKEND_NAME = backend_name
else:
config.BACKEND_NAME = 'addrindex'
if config.BACKEND_NAME == 'jmcorgan':
config.BACKEND_NAME = 'addrindex'
# Backend RPC host (Shellcoin Core)
if backend_connect:
config.BACKEND_CONNECT = backend_connect
else:
config.BACKEND_CONNECT = 'localhost'
# Backend Core RPC port (Shellcoin Core)
if backend_port:
config.BACKEND_PORT = backend_port
else:
if config.TESTNET:
if config.BACKEND_NAME == 'shelld':
config.BACKEND_PORT = config.DEFAULT_BACKEND_PORT_TESTNET_SCHD
else:
config.BACKEND_PORT = config.DEFAULT_BACKEND_PORT_TESTNET
else:
if config.BACKEND_NAME == 'shelld':
config.BACKEND_PORT = config.DEFAULT_BACKEND_PORT_SCHD
else:
config.BACKEND_PORT = config.DEFAULT_BACKEND_PORT
try:
config.BACKEND_PORT = int(config.BACKEND_PORT)
if not (int(config.BACKEND_PORT) > 1 and int(config.BACKEND_PORT) < 65535):
raise ConfigurationError('invalid backend API port number')
except:
raise ConfigurationError("Please specific a valid port number backend-port configuration parameter")
# Backend Core RPC user (Shellcoin Core)
if backend_user:
config.BACKEND_USER = backend_user
else:
config.BACKEND_USER = '******'
# Backend Core RPC password (Shellcoin Core)
if backend_password:
config.BACKEND_PASSWORD = backend_password
else:
raise ConfigurationError('backend RPC password not set. (Use configuration file or --backend-password=PASSWORD)')
# Backend Core RPC SSL
if backend_ssl:
config.BACKEND_SSL = backend_ssl
else:
config.BACKEND_SSL = False # Default to off.
# Backend Core RPC SSL Verify
if backend_ssl_verify is not None:
logger.warning('The server parameter `backend_ssl_verify` is deprecated. Use `backend_ssl_no_verify` instead.')
config.BACKEND_SSL_NO_VERIFY = not backend_ssl_verify
else:
if backend_ssl_no_verify:
config.BACKEND_SSL_NO_VERIFY = backend_ssl_no_verify
else:
config.BACKEND_SSL_NO_VERIFY = False # Default to on (don't support self‐signed certificates)
# Backend Poll Interval
if backend_poll_interval:
config.BACKEND_POLL_INTERVAL = backend_poll_interval
else:
config.BACKEND_POLL_INTERVAL = 2.0
# Construct backend URL.
config.BACKEND_URL = config.BACKEND_USER + ':' + config.BACKEND_PASSWORD + '@' + config.BACKEND_CONNECT + ':' + str(config.BACKEND_PORT)
if config.BACKEND_SSL:
config.BACKEND_URL = 'https://' + config.BACKEND_URL
else:
config.BACKEND_URL = 'http://' + config.BACKEND_URL
##############
# THINGS WE SERVE
# Server API RPC host
if rpc_host:
config.RPC_HOST = rpc_host
else:
config.RPC_HOST = 'localhost'
# The web root directory for API calls, eg. localhost:14000/rpc/
config.RPC_WEBROOT = '/rpc/'
# Server API RPC port
if rpc_port:
config.RPC_PORT = rpc_port
else:
if config.TESTNET:
if config.TESTCOIN:
config.RPC_PORT = config.DEFAULT_RPC_PORT_TESTNET + 1
else:
config.RPC_PORT = config.DEFAULT_RPC_PORT_TESTNET
else:
if config.TESTCOIN:
config.RPC_PORT = config.DEFAULT_RPC_PORT + 1
else:
config.RPC_PORT = config.DEFAULT_RPC_PORT
try:
config.RPC_PORT = int(config.RPC_PORT)
if not (int(config.RPC_PORT) > 1 and int(config.RPC_PORT) < 65535):
raise ConfigurationError('invalid server API port number')
except:
raise ConfigurationError("Please specific a valid port number rpc-port configuration parameter")
# Server API RPC user
if rpc_user:
config.RPC_USER = rpc_user
else:
config.RPC_USER = '******'
# Server API RPC password
if rpc_password:
config.RPC_PASSWORD = rpc_password
config.RPC = 'http://' + urlencode(config.RPC_USER) + ':' + urlencode(config.RPC_PASSWORD) + '@' + config.RPC_HOST + ':' + str(config.RPC_PORT) + config.RPC_WEBROOT
else:
config.RPC = 'http://' + config.RPC_HOST + ':' + str(config.RPC_PORT) + config.RPC_WEBROOT
# RPC CORS
if rpc_allow_cors is not None:
logger.warning('The server parameter `rpc_allow_cors` is deprecated. Use `rpc_no_allow_cors` instead.')
config.RPC_NO_ALLOW_CORS = not rpc_allow_cors
else:
if rpc_no_allow_cors:
config.RPC_NO_ALLOW_CORS = rpc_no_allow_cors
else:
config.RPC_NO_ALLOW_CORS = False
config.REQUESTS_TIMEOUT = requests_timeout
config.RPC_BATCH_SIZE = rpc_batch_size
config.CHECK_ASSET_CONSERVATION = check_asset_conservation
##############
# OTHER SETTINGS
# skip checks
if force:
config.FORCE = force
else:
config.FORCE = False
# Encoding
if config.TESTCOIN:
config.PREFIX = b'XX' # 2 bytes (possibly accidentally created)
else:
config.PREFIX = b'CNTRPRTY' # 8 bytes
# (more) Testnet
if config.TESTNET:
config.MAGIC_BYTES = config.MAGIC_BYTES_TESTNET
if config.TESTCOIN:
config.ADDRESSVERSION = config.ADDRESSVERSION_TESTNET
config.BLOCK_FIRST = config.BLOCK_FIRST_TESTNET_TESTCOIN
config.BURN_START = config.BURN_START_TESTNET_TESTCOIN
config.BURN_END = config.BURN_END_TESTNET_TESTCOIN
config.UNSPENDABLE = config.UNSPENDABLE_TESTNET
else:
config.ADDRESSVERSION = config.ADDRESSVERSION_TESTNET
config.BLOCK_FIRST = config.BLOCK_FIRST_TESTNET
config.BURN_START = config.BURN_START_TESTNET
config.BURN_END = config.BURN_END_TESTNET
config.UNSPENDABLE = config.UNSPENDABLE_TESTNET
else:
config.MAGIC_BYTES = config.MAGIC_BYTES_MAINNET
if config.TESTCOIN:
config.ADDRESSVERSION = config.ADDRESSVERSION_MAINNET
config.BLOCK_FIRST = config.BLOCK_FIRST_MAINNET_TESTCOIN
config.BURN_START = config.BURN_START_MAINNET_TESTCOIN
config.BURN_END = config.BURN_END_MAINNET_TESTCOIN
config.UNSPENDABLE = config.UNSPENDABLE_MAINNET
else:
config.ADDRESSVERSION = config.ADDRESSVERSION_MAINNET
config.BLOCK_FIRST = config.BLOCK_FIRST_MAINNET
config.BURN_START = config.BURN_START_MAINNET
config.BURN_END = config.BURN_END_MAINNET
config.UNSPENDABLE = config.UNSPENDABLE_MAINNET
logger.info('Running v{} of shellparty-lib.'.format(config.VERSION_STRING))
if config.FORCE:
logger.warning('THE OPTION `--force` IS NOT FOR USE ON PRODUCTION SYSTEMS.')
# Lock
if not config.FORCE:
get_lock()
# Database
logger.info('Connecting to database.')
db = database.get_connection(read_only=False)
util.CURRENT_BLOCK_INDEX = blocks.last_db_index(db)
return db