harbor/tests/apitests/python/library/docker_api.py

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# -*- coding: utf-8 -*-
import base
try:
import docker
except ImportError:
import pip
pip.main(['install', 'docker'])
import docker
class DockerAPI(object):
def __init__(self):
self.DCLIENT = docker.APIClient(base_url='unix://var/run/docker.sock',version='auto',timeout=10)
def docker_login(self, registry, username, password):
try:
self.DCLIENT.login(registry = registry, username=username, password=password)
except docker.errors.APIError, e:
raise Exception(r" Docker login failed, error is [{}]".format (e.message))
def docker_image_pull(self, image, tag = None, expected_error_message = None):
if tag is not None:
_tag = tag
else:
_tag = "latest"
if expected_error_message is "":
expected_error_message = None
caught_err = False
ret = ""
try:
ret = base._get_string_from_unicode(self.DCLIENT.pull(r'{}:{}'.format(image, _tag)))
except Exception, err:
caught_err = True
if expected_error_message is not None:
print "docker image pull error:", str(err)
if str(err).lower().find(expected_error_message.lower()) < 0:
raise Exception(r"Pull image: Return message {} is not as expected {}".format(str(err), expected_error_message))
else:
raise Exception(r" Docker pull image {} failed, error is [{}]".format (image, err.message))
if caught_err == False:
if expected_error_message is not None:
if str(ret).lower().find(expected_error_message.lower()) < 0:
raise Exception(r" Failed to catch error [{}] when pull image {}".format (expected_error_message, image))
else:
if str(ret).lower().find("error".lower()) >= 0:
raise Exception(r" It's was not suppose to catch error when pull image {}, return message is [{}]".format (image, ret))
def docker_image_tag(self, image, harbor_registry, tag = None):
_tag = base._random_name("tag")
if tag is not None:
_tag = tag
try:
self.DCLIENT.tag(image, harbor_registry, _tag, force=True)
return harbor_registry, _tag
except docker.errors.APIError, e:
raise Exception(r" Docker tag image {} failed, error is [{}]".format (image, e.message))
def docker_image_push(self, harbor_registry, tag, expected_error_message = None):
caught_err = False
ret = ""
if expected_error_message is "":
expected_error_message = None
try:
ret = base._get_string_from_unicode(self.DCLIENT.push(harbor_registry, tag, stream=True))
except Exception, err:
caught_err = True
if expected_error_message is not None:
print "docker image push error:", str(err)
if str(err).lower().find(expected_error_message.lower()) < 0:
raise Exception(r"Push image: Return message {} is not as expected {}".format(str(err), expected_error_message))
else:
raise Exception(r" Docker push image {} failed, error is [{}]".format (harbor_registry, err.message))
if caught_err == False:
if expected_error_message is not None:
if str(ret).lower().find(expected_error_message.lower()) < 0:
raise Exception(r" Failed to catch error [{}] when push image {}".format (expected_error_message, harbor_registry))
else:
if str(ret).lower().find("errorDetail".lower()) >= 0:
raise Exception(r" It's was not suppose to catch error when push image {}, return message is [{}]".format (harbor_registry, ret))