# CONTESTANT_SETTINGS_NAME = "server_settings.py"

# CONTESTANT_SETTINGS_PATH = os.path.join(BASE_DIR, "templates", CONTESTANT_SETTINGS_NAME)

def __init__(self):

self.client = docker.from_env()

def setup(self, repo_dir: str, group_id: str, git_url: str):

project_dir = update_git(root_dir=repo_dir, group_id=group_id, git_url=git_url)

# try:

# copyfile(

# ContestantProjectHandler.CONTESTANT_SETTINGS_PATH,

# os.path.join(project_dir, ContestantProjectHandler.CONTESTANT_SETTINGS_NAME)

# )

# except Exception:

# logger.log_error("Could not copy django settings for group {}".format(group_id))

# raise Exception("Could not copy django settings")

out, error = run_cmd(cmd="./scripts/remove_extra_files.sh " + project_dir, directory=".") # TODO handle logs

if len(error) != 0:

logger.log_info("error in removing extras: {}".format(str(error)))

out, error = run_cmd(cmd="./scripts/build_image.sh " + project_dir, directory=".")

logger.log_log("out: " + str(out) + " err: " + str(error))

build_msg = out.decode("utf-8")

logger.log_info("Project for group {} build successfully with message: {}".format(group_id, build_msg))

try:

image_id = re.search(r"Successfully built ((\w|\d)+)\n", build_msg).group(1)

except Exception:

if re.findall(COPY_REQUIREMENTS_REGEX, build_msg) is not None and re.findall(

INSTALL_REQUIREMENTS_REGEX, build_msg) is None:

logger.log_warn("Could not find requirements.txt for group {}".format(group_id))

raise Exception("Could not find requirements.txt file")

# if re.findall(INSTALL_REQUIREMENTS_REGEX + SUCCESSFUL_STEP_REGEX + ERROR_REGEX, build_msg) is not None:

# logger.log_warn("Could not install requirements for group {}".format(group_id))

# raise Exception("Could not install requirements")

logger.log_warn("Failed to build docker image for group {}.".format(group_id))

raise Exception("Build error - Build Message Follows\n\n{}".format(build_msg))

# try:

# os.remove(os.path.join(project_dir, ContestantProjectHandler.CONTESTANT_SETTINGS_NAME))

# except Exception:

# logger.log_error("Could not remove django settings for group {}".format(group_id))

# raise Exception("Could not remove django settings")

logger.log_success("Image built for team {} successfully".format(group_id))

return image_id

def run(self, image_id: str, port: int):

container_name = "webelopers_" + str(port) + "_" + str(uuid.uuid1())

try:

result = self.client.containers.run(

image=image_id,

detach=True,

auto_remove=True,

mem_limit=str(MAX_MEMORY_CONTESTANT) + "m",

mem_reservation=str(MAX_MEMORY_CONTESTANT // 2) + "m",

name=container_name,

oom_kill_disable=False,

ports={"8000": port},

)

logger.log_success(

"Project is running on container {} with id {} for image {}".format(container_name, result, image_id))

return container_name

except Exception as e:

logger.log_warn("Could not run container {} with error {}".format(container_name, str(e)))

raise Exception("Could not run docker")

def kill(self, container_name: str):

self.client.containers.get(container_name).stop()