def main_lopp():
with app.app_context():
while True:
apps = get_all_apps()
find_problem_apps(apps)
try_deploy_problem_apps()
sleep(60)
def remove_docker(container_id):
with app.app_context():
client = docker.from_env()
try:
container = client.containers.get(container_id)
container.stop()
container.remove()
except docker.errors.APIError:
pass
def start_new_docker(app_name):
with app.app_context():
client = docker.from_env()
str_env = "APP_NAME=" + app_name
server_key_env = "SERVER_KEY=" + get_server_key()
port = get_port()
container = client.containers.run(
'vktestapp',
ports={'8080/tcp': port},
detach=True,
environment=[str_env, server_key_env])
return port, container.id
def restart_docker(app_name, container_id, port):
with app.app_context():
client = docker.from_env()
try:
container = client.containers.get(container_id)
container.stop()
container.remove()
#if container remove, but exist in database
except docker.errors.APIError:
port = get_port()
str_env = "APP_NAME=" + app_name
server_key_env = "SERVER_KEY=" + get_server_key()
container = client.containers.run(
'vktestapp',
ports={'8080/tcp': port},
detach=True,
environment=[str_env, server_key_env])
return port, container.id
def delete_app(app_name):
with app.app_context():
cursor = get_db().cursor()
sql = "DELETE FROM Apps WHERE appName=?"
cursor.execute(sql, [app_name])
get_db().commit()
def get_info_app(app_name):
with app.app_context():
cursor = get_db().cursor()
sql = "SELECT * FROM Apps WHERE appName=?"
cursor.execute(sql, [app_name])
return cursor.fetchone()
def get_all_apps():
with app.app_context():
cursor = get_db().cursor()
sql = "SELECT * FROM Apps "
cursor.execute(sql)
return cursor.fetchall()
def update_info_app(app_name, url, port, container):
with app.app_context():
cursor = get_db().cursor()
sql = "UPDATE Apps SET url = ? , container = ? , port = ? WHERE appName=?"
cursor.execute(sql, [url, container, port, app_name])
get_db().commit()
def set_info_app(app_name, url, port, container):
with app.app_context():
cursor = get_db().cursor()
sql = "INSERT INTO Apps VALUES (?, ?, ?, ?)"
cursor.execute(sql, [app_name, url, port, container])
get_db().commit()
def init_db():
with app.app_context():
db = get_db()
with app.open_resource('Database/schema.sql', mode='r') as f:
db.cursor().executescript(f.read())
db.commit()
