def main(mysql_dsn, tables, blocking=False, debug=False):
level = "DEBUG" if debug else "INFO"
setup_logger(level)
print_sub(tables)
pub_tables = tables if tables else None
mysql_pub(mysql_dsn, tables=pub_tables, blocking=blocking)
def main(mysql_dsn, tables, blocking=False, debug=False):
level = "DEBUG" if debug else "INFO"
setup_logger(level)
print_sub(tables)
pub_tables = tables if tables else None
mysql_pub(mysql_dsn, tables=pub_tables, blocking=blocking)
def binlog(mysql_dsn):
# init mysql connection
parsed = urlparse(mysql_dsn)
db_settings = {
"host": parsed.hostname,
"port": parsed.port or 3306,
"user": parsed.username,
"passwd": parsed.password,
"database": "meepo_test"
}
conn = pymysql.connect(**db_settings)
cursor = conn.cursor()
# test sqls
sql = """
INSERT INTO test (data) VALUES ('a');
INSERT INTO test (data) VALUES ('b'), ('c'), ('d');
UPDATE test SET data = 'aa' WHERE id = 1;
UPDATE test SET data = 'bb' WHERE id = 2;
UPDATE test SET data = 'cc' WHERE id != 1;
DELETE FROM test WHERE id != 1;
DELETE FROM test WHERE id = 1;
"""
cursor.execute(sql)
cursor.close()
conn.commit()
conn.close()
# generates signals
mysql_pub(mysql_dsn, tables=["test"])
def main(mysql_dsn):
# make sure the user has permission to read binlog
mysql_dsn = mysql_dsn or "mysql+pymysql://root@localhost/meepo_test"
from meepo.sub import print_sub
print_sub(["test"])
from meepo.pub import mysql_pub
mysql_pub(mysql_dsn, ["test"])
def main(mysql_dsn):
# make sure the user has permission to read binlog
mysql_dsn = mysql_dsn or "mysql+pymysql://root@localhost/meepo_test"
from meepo.sub import print_sub
print_sub(["test"])
from meepo.pub import mysql_pub
mysql_pub(mysql_dsn, ["test"])
def main(master_dsn, slave_dsn, tables, blocking=False):
# currently only supports mysql master
assert master_dsn.startswith("mysql")
if tables:
logger.info("replicating tables: %s" % ", ".join(tables))
else:
tables = None
replicate_sub(master_dsn, slave_dsn, tables)
mysql_pub(master_dsn, blocking=blocking)
def main(master_dsn, slave_dsn, tables, blocking=False):
# currently only supports mysql master
assert master_dsn.startswith("mysql")
if tables:
logger.info("replicating tables: %s" % ", ".join(tables))
else:
tables = None
replicate_sub(master_dsn, slave_dsn, tables)
mysql_pub(master_dsn, blocking=blocking)
def main(bind, master_dsn, tables, blocking=False):
setup_logger("INFO")
logger = logging.getLogger(__name__)
# currently only supports mysql master
assert master_dsn and master_dsn.startswith("mysql")
assert bind.startswith("ipc") or bind.startswith("tcp")
logger.info("event sourcing tables: %s" % ", ".join(tables))
zmq_sub(bind, tables)
mysql_pub(master_dsn, blocking=blocking)
def main(master_dsn, redis_dsn, tables, namespace=None, blocking=False):
setup_logger()
logger = logging.getLogger(__name__)
# currently only supports mysql master
assert master_dsn and master_dsn.startswith("mysql")
assert redis_dsn and redis_dsn.startswith("redis")
logger.info("event sourcing tables: %s" % ", ".join(tables))
es_sub(redis_dsn, tables, namespace)
mysql_pub(master_dsn, blocking=blocking)
def main(bind, master_dsn, tables, blocking=False):
setup_logger("INFO")
logger = logging.getLogger(__name__)
# currently only supports mysql master
assert master_dsn and master_dsn.startswith("mysql")
assert bind.startswith("ipc") or bind.startswith("tcp")
logger.info("event sourcing tables: %s" % ", ".join(tables))
zmq_sub(bind, tables)
mysql_pub(master_dsn, blocking=blocking)
def main(master_dsn, redis_dsn, tables, namespace=None, blocking=False):
setup_logger()
logger = logging.getLogger(__name__)
# currently only supports mysql master
assert master_dsn and master_dsn.startswith("mysql")
assert redis_dsn and redis_dsn.startswith("redis")
logger.info("event sourcing tables: %s" % ", ".join(tables))
es_sub(redis_dsn, tables, namespace)
mysql_pub(master_dsn, blocking=blocking)
def test_mysql_pub(mysql_dsn):
test_write_sig, test_update_sig, test_delete_sig = [], [], []
test_binlog_sig = []
signal("test_write").connect(lambda pk: test_write_sig.append(pk),
weak=False)
signal("test_update").connect(lambda pk: test_update_sig.append(pk),
weak=False)
signal("test_delete").connect(lambda pk: test_delete_sig.append(pk),
weak=False)
signal("mysql_binlog_pos").connect(lambda pk: test_binlog_sig.append(pk),
weak=False)
parsed = urlparse(mysql_dsn)
db_settings = {
"host": parsed.hostname,
"port": parsed.port or 3306,
"user": parsed.username,
"passwd": parsed.password,
"database": "meepo_test"
}
conn = pymysql.connect(**db_settings)
cursor = conn.cursor()
# test sqls
sql = """
INSERT INTO test (data) VALUES ('a');
INSERT INTO test (data) VALUES ('b'), ('c'), ('d');
UPDATE test SET data = 'aa' WHERE id = 1;
UPDATE test SET data = 'bb' WHERE id = 2;
UPDATE test SET data = 'cc' WHERE id != 1;
DELETE FROM test WHERE id != 1;
DELETE FROM test WHERE id = 1;
"""
cursor.execute(sql)
cursor.close()
conn.commit()
conn.close()
from meepo.pub import mysql_pub
mysql_pub(mysql_dsn, tables=["test"])
assert test_write_sig == [1, 2, 3, 4]
assert test_update_sig == [1, 2, 2, 3, 4]
assert test_delete_sig == [2, 3, 4, 1]
assert len(test_binlog_sig) == 7
