def stop(cls, container_id):
"""stop continer"""
try:
cls.docker_cli.stop(container_id)
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
def get_pid(cls, container_id):
try:
pid = cls.docker_cli.inspect_container(container_id)['State']['Pid']
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
return pid
def remove(cls, container_id):
"""remove eths and continer"""
try:
cls.docker_cli.stop(container_id)
cls.docker_cli.remove_container(container_id)
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
def create(cls, image_name, run_cmd, container_name=None):
"""create continer"""
if not container_name:
container_name = "dockerfly_%s_%s" % (image_name.replace(':','_').replace('/','_'),
datetime.fromtimestamp(int(time.time())).strftime('%Y%m%d%H%M%S'))
try:
container = cls.docker_cli.create_container(image=image_name,
command=run_cmd,
name=container_name)
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
return container.get('Id')
def start(cls, container_id, veths, gateway):
"""start eths and continer"""
try:
cls.docker_cli.start(
container=container_id,
#extra_hosts={'ldap.xxx.com.cn':'172.16.11.3'},
privileged=True)
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
for index, (veth, link_to, ip_netmask) in enumerate(veths):
macvlan_eth = MacvlanEth(veth, ip_netmask, link_to).create()
if index == 0:
macvlan_eth.attach_to_container(container_id,
is_route=True,
gateway=gateway)
else:
macvlan_eth.attach_to_container(container_id)
def run(cls, image_name, run_cmd, veths, gateway):
"""create basic container, then running
Args:
image_name: docker image name
veths: virtual eths, [('em0v0', 'em0', '192.168.159.10/24'),
('em1v1', 'em1', '192.168.159.11/24')... )],
!!!notify!!!:
the first eth will be assigned to the default gateway for container
Return:
container_id
"""
try:
container_id = cls.create(image_name, run_cmd)
cls.start(container_id, veths, gateway)
except dockerpy.errors.APIError as e:
logger.error(traceback.format_exc())
raise ContainerActionError(str(e))
return container_id