def load(self): it = db.find_i64(self.code, self.scope, self.table_id, self.get_primary_key()) if it >= 0: data = db.get_i64(it) return self.unpack(data) return False
def __init__(self, _code, table_id=None, value_type=None): self.code = _code self._dict = {} if table_id: self.table_id = table_id else: SList.table_counter += 1 table_id = hash64('list.%d' % (SList.table_counter, )) # print('current_receiver:', n2s(code)) self.list_size_id = hash64('list.size%d') itr = db.find_i64(self.code, self.code, table_id, self.list_size_id) if itr >= 0: self.list_size = db.get_i64(itr) self.list_size = int.from_bytes(self.list_size, 'little') else: self.list_size = 0 self.value_type = value_type itr = db.end_i64(self.code, self.code, table_id) if itr == -1: #no value in table return
def deploy_mpy(): src_dir = os.path.dirname(os.path.abspath(__file__)) code = eosapi.N('backyard') for file_name in libs: print('deploy ', file_name) src_code = eosapi.mp_compile(os.path.join(src_dir, file_name)) file_name = file_name.replace('.py', '.mpy') src_id = eosapi.hash64(file_name, 0) itr = db.find_i64(code, code, code, src_id) if itr >= 0: #Something went wrong in mp_compile. #Generating different bytecode each time with the same source code, walkaround this problem for now continue old_src = db.get_i64(itr) if old_src[1:] == src_code: continue mod_name = file_name msg = int.to_bytes(len(mod_name), 1, 'little') msg += mod_name.encode('utf8') msg += int.to_bytes(1, 1, 'little') # compiled python bytecode msg += src_code print('++++++++++++++++deply:', file_name) r = eosapi.push_action('backyard','deploy',msg,{'backyard':'active'}) assert r
def load(key): id = get_hash(key) itr = db.find_i64(receiver, receiver, g_table_id, id) value = None if itr >= 0: value = db.get_i64(itr) return from_raw_value(value) return None
def __getitem__(self, index): if index < 0 or index >= self.count: raise IndexError('list index out of range') print('index', index) itr = db.find_i64(self.code, self.scope, self.table_id, index) if itr < 0: raise Exception('index not found!') print('index', index, 'it', itr) value = db.get_i64(itr) return self.unpack(value)
def test2(count=100): import time import json code = N('counter') counter_id = N('counter') counter_begin = 0 itr = db.find_i64(code, code, code, counter_id) if itr >= 0: counter_begin = db.get_i64(itr) counter_begin = int.from_bytes(counter_begin, 'little') print('counter begin: ', counter_begin) actions = [] for i in range(count): action = ['hello', 'sayhello', {'hello':'active'}, str(i)] actions.append(action) ret, cost = eosapi.push_actions(actions, True) assert ret print('total cost time:%.3f s, cost per action: %.3f ms, actions per second: %.3f'%(cost/1e6, cost/count/1000, 1*1e6/(cost/count))) eosapi.produce_block() actions = [] for i in range(count): action = ['counter', 'count', {'counter':'active'}, str(i)] actions.append(action) ret, cost = eosapi.push_actions(actions, True) assert ret print('total cost time:%.3f s, cost per action: %.3f ms, actions per second: %.3f'%(cost/1e6, cost/count/1000, 1*1e6/(cost/count))) eosapi.produce_block() counter_end = 0 itr = db.find_i64(code, code, code, counter_id) if itr >= 0: counter_end = db.get_i64(itr) counter_end = int.from_bytes(counter_end, 'little') print('counter end: ', counter_end) assert counter_begin + count == counter_end
def __getitem__(self, index): if index < 0 or index >= self.list_size: raise IndexError('list assignment index out of range') if index in self._dict: return self._dict[index] itr = db.find_i64(self.code, self.code, self.table_id, index) if itr >= 0: value = db.get_i64(itr) value = self.unpack(value) self._dict[index] = value return value raise Exception('unkown error!') # code should never go here!
def count(): code = N('counter') counter_id = N('counter') itr = db.find_i64(code, code, code, counter_id) if itr >= 0: # value exists, update it counter = db.get_i64(itr) # print('old counter', int.from_bytes(counter, 'little')) counter = int.from_bytes(counter, 'little') counter += 1 counter = int.to_bytes(counter, 4, 'little') db.update_i64(itr, code, counter) else: counter = int.to_bytes(1, 4, 'little') db.store_i64(code, code, code, counter_id, counter) itr = db.find_i64(code, code, code, N('msg')) if itr >= 0: # value exists, update it counter = db.get_i64(itr) db.update_i64(itr, code, b'py') else: db.store_i64(code, code, code, N('msg'), b'py')
def test(name=None): code = N('counter') counter_id = N('counter') counter_begin = 0 itr = db.find_i64(code, code, code, counter_id) if itr >= 0: counter_begin = db.get_i64(itr) counter_begin = int.from_bytes(counter_begin, 'little') print('counter begin: ', counter_begin) with producer: r = eosapi.push_action('counter', 'count', '', {'counter':'active'}) assert r counter_end = 0 itr = db.find_i64(code, code, code, counter_id) if itr >= 0: counter_end = db.get_i64(itr) counter_end = int.from_bytes(counter_end, 'little') print('counter end: ', counter_end) assert counter_begin + 1 == counter_end
def sayHello(): n = N('hello') id = N('name') name = read_action() print('hello', name) code = n scope = n table = n payer = n itr = db.find_i64(code, scope, table, id) if itr >= 0: # value exist, update it old_name = db.get_i64(itr) print('hello,', old_name) db.update_i64(itr, payer, name) else: db.store_i64(scope, table, payer, id, name)
def test2(count=100): actions = [] for i in range(count): action = ['greeter', 'setgreeting', str(i), {'greeter':'active'}] actions.append(action) ret, cost = eosapi.push_actions(actions, True) assert ret print('total cost time:%.3f s, cost per action: %.3f ms, actions per second: %.3f'%(cost/1e6, cost/count/1000, 1*1e6/(cost/count))) eosapi.produce_block() code = eosapi.N('greeter') id = eosapi.hash64('greeting', 0) greeting = 0 itr = db.find_i64(code, code, code, id) if itr >= 0: greeting = db.get_i64(itr) print(greeting[1:])
def deploy(): src_dir = os.path.dirname(os.path.abspath(__file__)) code = eosapi.N('backyard') for file_name in libs: src_code = open(os.path.join(src_dir, file_name), 'rb').read() src_id = eosapi.hash64(file_name, 0) itr = db.find_i64(code, code, code, src_id) if itr >= 0: old_src = db.get_i64(itr) if old_src[1:] == src_code: continue mod_name = file_name msg = int.to_bytes(len(mod_name), 1, 'little') msg += mod_name.encode('utf8') msg += int.to_bytes(0, 1, 'little') # source code msg += src_code print('++++++++++++++++deply:', file_name) r = eosapi.push_action('backyard','deploy',msg,{'backyard':'active'}) assert r producer.produce_block()
def deploy_wast(): src_dir = os.path.dirname(os.path.abspath(__file__)) code = eosapi.N('backyard') for file_name in ('math.wast',): print('deploy ', file_name) bin_code = None with open(os.path.join(src_dir, file_name), 'rb') as f: bin_code = eosapi.wast2wasm(f.read()) src_id = eosapi.hash64(file_name, 0) itr = db.find_i64(code, code, code, src_id) if itr >= 0: old_src = db.get_i64(itr) if old_src[1:] == bin_code: continue mod_name = file_name msg = int.to_bytes(len(mod_name), 1, 'little') msg += mod_name.encode('utf8') msg += int.to_bytes(3, 1, 'little')# compiled cpp bytecode msg += bin_code print(msg) print('++++++++++++++++deply:', file_name) r = eosapi.push_action('backyard','deploy',msg,{'backyard':'active'}) assert r
def storage_get(itr): return db.get_i64(itr)
def storage_find(code, table_id, id): itr = db.find_i64(code, code, table_id, id) if itr >= 0: return db.get_i64(itr) return None