import MySQLdb
import os
import time


print("environment dump")
print("----------------")
for k,v in os.environ.items():
    print(k, "=", v)
print("----------------")

username = os.environ.get('username')
password = os.environ.get('password')
database_name = os.environ.get('database_name')
host = os.environ.get('MYSQL_SERVICE_HOST')


print("username", username)
print("password", password)
print("database_name", database_name)
print("host", host)

db = MySQLdb.connect(host, username, password, database_name)

print(db)

while True:
    print(db.ping())
    time.sleep(10)