docker-py/docker/types/containers.py

606 lines
21 KiB
Python

import six
import warnings
from .. import errors
from ..utils.utils import (
convert_port_bindings, convert_tmpfs_mounts, convert_volume_binds,
format_environment, normalize_links, parse_bytes, parse_devices,
split_command, version_gte, version_lt,
)
from .base import DictType
from .healthcheck import Healthcheck
class LogConfigTypesEnum(object):
_values = (
'json-file',
'syslog',
'journald',
'gelf',
'fluentd',
'none'
)
JSON, SYSLOG, JOURNALD, GELF, FLUENTD, NONE = _values
class LogConfig(DictType):
types = LogConfigTypesEnum
def __init__(self, **kwargs):
log_driver_type = kwargs.get('type', kwargs.get('Type'))
config = kwargs.get('config', kwargs.get('Config')) or {}
if config and not isinstance(config, dict):
raise ValueError("LogConfig.config must be a dictionary")
super(LogConfig, self).__init__({
'Type': log_driver_type,
'Config': config
})
@property
def type(self):
return self['Type']
@type.setter
def type(self, value):
self['Type'] = value
@property
def config(self):
return self['Config']
def set_config_value(self, key, value):
self.config[key] = value
def unset_config(self, key):
if key in self.config:
del self.config[key]
class Ulimit(DictType):
def __init__(self, **kwargs):
name = kwargs.get('name', kwargs.get('Name'))
soft = kwargs.get('soft', kwargs.get('Soft'))
hard = kwargs.get('hard', kwargs.get('Hard'))
if not isinstance(name, six.string_types):
raise ValueError("Ulimit.name must be a string")
if soft and not isinstance(soft, int):
raise ValueError("Ulimit.soft must be an integer")
if hard and not isinstance(hard, int):
raise ValueError("Ulimit.hard must be an integer")
super(Ulimit, self).__init__({
'Name': name,
'Soft': soft,
'Hard': hard
})
@property
def name(self):
return self['Name']
@name.setter
def name(self, value):
self['Name'] = value
@property
def soft(self):
return self.get('Soft')
@soft.setter
def soft(self, value):
self['Soft'] = value
@property
def hard(self):
return self.get('Hard')
@hard.setter
def hard(self, value):
self['Hard'] = value
class HostConfig(dict):
def __init__(self, version, binds=None, port_bindings=None,
lxc_conf=None, publish_all_ports=False, links=None,
privileged=False, dns=None, dns_search=None,
volumes_from=None, network_mode=None, restart_policy=None,
cap_add=None, cap_drop=None, devices=None, extra_hosts=None,
read_only=None, pid_mode=None, ipc_mode=None,
security_opt=None, ulimits=None, log_config=None,
mem_limit=None, memswap_limit=None, mem_reservation=None,
kernel_memory=None, mem_swappiness=None, cgroup_parent=None,
group_add=None, cpu_quota=None, cpu_period=None,
blkio_weight=None, blkio_weight_device=None,
device_read_bps=None, device_write_bps=None,
device_read_iops=None, device_write_iops=None,
oom_kill_disable=False, shm_size=None, sysctls=None,
tmpfs=None, oom_score_adj=None, dns_opt=None, cpu_shares=None,
cpuset_cpus=None, userns_mode=None, pids_limit=None,
isolation=None, auto_remove=False, storage_opt=None,
init=None):
if mem_limit is not None:
self['Memory'] = parse_bytes(mem_limit)
if memswap_limit is not None:
self['MemorySwap'] = parse_bytes(memswap_limit)
if mem_reservation:
if version_lt(version, '1.21'):
raise host_config_version_error('mem_reservation', '1.21')
self['MemoryReservation'] = parse_bytes(mem_reservation)
if kernel_memory:
if version_lt(version, '1.21'):
raise host_config_version_error('kernel_memory', '1.21')
self['KernelMemory'] = parse_bytes(kernel_memory)
if mem_swappiness is not None:
if version_lt(version, '1.20'):
raise host_config_version_error('mem_swappiness', '1.20')
if not isinstance(mem_swappiness, int):
raise host_config_type_error(
'mem_swappiness', mem_swappiness, 'int'
)
self['MemorySwappiness'] = mem_swappiness
if shm_size is not None:
if isinstance(shm_size, six.string_types):
shm_size = parse_bytes(shm_size)
self['ShmSize'] = shm_size
if pid_mode:
if version_lt(version, '1.24') and pid_mode != 'host':
raise host_config_value_error('pid_mode', pid_mode)
self['PidMode'] = pid_mode
if ipc_mode:
self['IpcMode'] = ipc_mode
if privileged:
self['Privileged'] = privileged
if oom_kill_disable:
if version_lt(version, '1.20'):
raise host_config_version_error('oom_kill_disable', '1.19')
self['OomKillDisable'] = oom_kill_disable
if oom_score_adj:
if version_lt(version, '1.22'):
raise host_config_version_error('oom_score_adj', '1.22')
if not isinstance(oom_score_adj, int):
raise host_config_type_error(
'oom_score_adj', oom_score_adj, 'int'
)
self['OomScoreAdj'] = oom_score_adj
if publish_all_ports:
self['PublishAllPorts'] = publish_all_ports
if read_only is not None:
self['ReadonlyRootfs'] = read_only
if dns_search:
self['DnsSearch'] = dns_search
if network_mode:
self['NetworkMode'] = network_mode
elif network_mode is None and version_gte(version, '1.20'):
self['NetworkMode'] = 'default'
if restart_policy:
if not isinstance(restart_policy, dict):
raise host_config_type_error(
'restart_policy', restart_policy, 'dict'
)
self['RestartPolicy'] = restart_policy
if cap_add:
self['CapAdd'] = cap_add
if cap_drop:
self['CapDrop'] = cap_drop
if devices:
self['Devices'] = parse_devices(devices)
if group_add:
if version_lt(version, '1.20'):
raise host_config_version_error('group_add', '1.20')
self['GroupAdd'] = [six.text_type(grp) for grp in group_add]
if dns is not None:
self['Dns'] = dns
if dns_opt is not None:
if version_lt(version, '1.21'):
raise host_config_version_error('dns_opt', '1.21')
self['DnsOptions'] = dns_opt
if security_opt is not None:
if not isinstance(security_opt, list):
raise host_config_type_error(
'security_opt', security_opt, 'list'
)
self['SecurityOpt'] = security_opt
if sysctls:
if not isinstance(sysctls, dict):
raise host_config_type_error('sysctls', sysctls, 'dict')
self['Sysctls'] = {}
for k, v in six.iteritems(sysctls):
self['Sysctls'][k] = six.text_type(v)
if volumes_from is not None:
if isinstance(volumes_from, six.string_types):
volumes_from = volumes_from.split(',')
self['VolumesFrom'] = volumes_from
if binds is not None:
self['Binds'] = convert_volume_binds(binds)
if port_bindings is not None:
self['PortBindings'] = convert_port_bindings(port_bindings)
if extra_hosts is not None:
if isinstance(extra_hosts, dict):
extra_hosts = [
'{0}:{1}'.format(k, v)
for k, v in sorted(six.iteritems(extra_hosts))
]
self['ExtraHosts'] = extra_hosts
if links is not None:
self['Links'] = normalize_links(links)
if isinstance(lxc_conf, dict):
formatted = []
for k, v in six.iteritems(lxc_conf):
formatted.append({'Key': k, 'Value': str(v)})
lxc_conf = formatted
if lxc_conf is not None:
self['LxcConf'] = lxc_conf
if cgroup_parent is not None:
self['CgroupParent'] = cgroup_parent
if ulimits is not None:
if not isinstance(ulimits, list):
raise host_config_type_error('ulimits', ulimits, 'list')
self['Ulimits'] = []
for l in ulimits:
if not isinstance(l, Ulimit):
l = Ulimit(**l)
self['Ulimits'].append(l)
if log_config is not None:
if not isinstance(log_config, LogConfig):
if not isinstance(log_config, dict):
raise host_config_type_error(
'log_config', log_config, 'LogConfig'
)
log_config = LogConfig(**log_config)
self['LogConfig'] = log_config
if cpu_quota:
if not isinstance(cpu_quota, int):
raise host_config_type_error('cpu_quota', cpu_quota, 'int')
if version_lt(version, '1.19'):
raise host_config_version_error('cpu_quota', '1.19')
self['CpuQuota'] = cpu_quota
if cpu_period:
if not isinstance(cpu_period, int):
raise host_config_type_error('cpu_period', cpu_period, 'int')
if version_lt(version, '1.19'):
raise host_config_version_error('cpu_period', '1.19')
self['CpuPeriod'] = cpu_period
if cpu_shares:
if version_lt(version, '1.18'):
raise host_config_version_error('cpu_shares', '1.18')
if not isinstance(cpu_shares, int):
raise host_config_type_error('cpu_shares', cpu_shares, 'int')
self['CpuShares'] = cpu_shares
if cpuset_cpus:
if version_lt(version, '1.18'):
raise host_config_version_error('cpuset_cpus', '1.18')
self['CpuSetCpus'] = cpuset_cpus
if blkio_weight:
if not isinstance(blkio_weight, int):
raise host_config_type_error(
'blkio_weight', blkio_weight, 'int'
)
if version_lt(version, '1.22'):
raise host_config_version_error('blkio_weight', '1.22')
self["BlkioWeight"] = blkio_weight
if blkio_weight_device:
if not isinstance(blkio_weight_device, list):
raise host_config_type_error(
'blkio_weight_device', blkio_weight_device, 'list'
)
if version_lt(version, '1.22'):
raise host_config_version_error('blkio_weight_device', '1.22')
self["BlkioWeightDevice"] = blkio_weight_device
if device_read_bps:
if not isinstance(device_read_bps, list):
raise host_config_type_error(
'device_read_bps', device_read_bps, 'list'
)
if version_lt(version, '1.22'):
raise host_config_version_error('device_read_bps', '1.22')
self["BlkioDeviceReadBps"] = device_read_bps
if device_write_bps:
if not isinstance(device_write_bps, list):
raise host_config_type_error(
'device_write_bps', device_write_bps, 'list'
)
if version_lt(version, '1.22'):
raise host_config_version_error('device_write_bps', '1.22')
self["BlkioDeviceWriteBps"] = device_write_bps
if device_read_iops:
if not isinstance(device_read_iops, list):
raise host_config_type_error(
'device_read_iops', device_read_iops, 'list'
)
if version_lt(version, '1.22'):
raise host_config_version_error('device_read_iops', '1.22')
self["BlkioDeviceReadIOps"] = device_read_iops
if device_write_iops:
if not isinstance(device_write_iops, list):
raise host_config_type_error(
'device_write_iops', device_write_iops, 'list'
)
if version_lt(version, '1.22'):
raise host_config_version_error('device_write_iops', '1.22')
self["BlkioDeviceWriteIOps"] = device_write_iops
if tmpfs:
if version_lt(version, '1.22'):
raise host_config_version_error('tmpfs', '1.22')
self["Tmpfs"] = convert_tmpfs_mounts(tmpfs)
if userns_mode:
if version_lt(version, '1.23'):
raise host_config_version_error('userns_mode', '1.23')
if userns_mode != "host":
raise host_config_value_error("userns_mode", userns_mode)
self['UsernsMode'] = userns_mode
if pids_limit:
if not isinstance(pids_limit, int):
raise host_config_type_error('pids_limit', pids_limit, 'int')
if version_lt(version, '1.23'):
raise host_config_version_error('pids_limit', '1.23')
self["PidsLimit"] = pids_limit
if isolation:
if not isinstance(isolation, six.string_types):
raise host_config_type_error('isolation', isolation, 'string')
if version_lt(version, '1.24'):
raise host_config_version_error('isolation', '1.24')
self['Isolation'] = isolation
if auto_remove:
if version_lt(version, '1.25'):
raise host_config_version_error('auto_remove', '1.25')
self['AutoRemove'] = auto_remove
if storage_opt is not None:
if version_lt(version, '1.24'):
raise host_config_version_error('storage_opt', '1.24')
self['StorageOpt'] = storage_opt
if init is not None:
if version_lt(version, '1.25'):
raise host_config_version_error('init', '1.25')
self['Init'] = init
def host_config_type_error(param, param_value, expected):
error_msg = 'Invalid type for {0} param: expected {1} but found {2}'
return TypeError(error_msg.format(param, expected, type(param_value)))
def host_config_version_error(param, version, less_than=True):
operator = '<' if less_than else '>'
error_msg = '{0} param is not supported in API versions {1} {2}'
return errors.InvalidVersion(error_msg.format(param, operator, version))
def host_config_value_error(param, param_value):
error_msg = 'Invalid value for {0} param: {1}'
return ValueError(error_msg.format(param, param_value))
class ContainerConfig(dict):
def __init__(
self, version, image, command, hostname=None, user=None, detach=False,
stdin_open=False, tty=False, mem_limit=None, ports=None, dns=None,
environment=None, volumes=None, volumes_from=None,
network_disabled=False, entrypoint=None, cpu_shares=None,
working_dir=None, domainname=None, memswap_limit=None, cpuset=None,
host_config=None, mac_address=None, labels=None, volume_driver=None,
stop_signal=None, networking_config=None, healthcheck=None,
stop_timeout=None
):
if isinstance(command, six.string_types):
command = split_command(command)
if isinstance(entrypoint, six.string_types):
entrypoint = split_command(entrypoint)
if isinstance(environment, dict):
environment = format_environment(environment)
if labels is not None and version_lt(version, '1.18'):
raise errors.InvalidVersion(
'labels were only introduced in API version 1.18'
)
if cpuset is not None or cpu_shares is not None:
if version_gte(version, '1.18'):
warnings.warn(
'The cpuset_cpus and cpu_shares options have been moved to'
' host_config in API version 1.18, and will be removed',
DeprecationWarning
)
if stop_signal is not None and version_lt(version, '1.21'):
raise errors.InvalidVersion(
'stop_signal was only introduced in API version 1.21'
)
if stop_timeout is not None and version_lt(version, '1.25'):
raise errors.InvalidVersion(
'stop_timeout was only introduced in API version 1.25'
)
if healthcheck is not None and version_lt(version, '1.24'):
raise errors.InvalidVersion(
'Health options were only introduced in API version 1.24'
)
if version_lt(version, '1.19'):
if volume_driver is not None:
raise errors.InvalidVersion(
'Volume drivers were only introduced in API version 1.19'
)
mem_limit = mem_limit if mem_limit is not None else 0
memswap_limit = memswap_limit if memswap_limit is not None else 0
else:
if mem_limit is not None:
raise errors.InvalidVersion(
'mem_limit has been moved to host_config in API version'
' 1.19'
)
if memswap_limit is not None:
raise errors.InvalidVersion(
'memswap_limit has been moved to host_config in API '
'version 1.19'
)
if isinstance(labels, list):
labels = dict((lbl, six.text_type('')) for lbl in labels)
if mem_limit is not None:
mem_limit = parse_bytes(mem_limit)
if memswap_limit is not None:
memswap_limit = parse_bytes(memswap_limit)
if isinstance(ports, list):
exposed_ports = {}
for port_definition in ports:
port = port_definition
proto = 'tcp'
if isinstance(port_definition, tuple):
if len(port_definition) == 2:
proto = port_definition[1]
port = port_definition[0]
exposed_ports['{0}/{1}'.format(port, proto)] = {}
ports = exposed_ports
if isinstance(volumes, six.string_types):
volumes = [volumes, ]
if isinstance(volumes, list):
volumes_dict = {}
for vol in volumes:
volumes_dict[vol] = {}
volumes = volumes_dict
if volumes_from:
if not isinstance(volumes_from, six.string_types):
volumes_from = ','.join(volumes_from)
else:
# Force None, an empty list or dict causes client.start to fail
volumes_from = None
if healthcheck and isinstance(healthcheck, dict):
healthcheck = Healthcheck(**healthcheck)
attach_stdin = False
attach_stdout = False
attach_stderr = False
stdin_once = False
if not detach:
attach_stdout = True
attach_stderr = True
if stdin_open:
attach_stdin = True
stdin_once = True
if version_gte(version, '1.10'):
message = ('{0!r} parameter has no effect on create_container().'
' It has been moved to host_config')
if dns is not None:
raise errors.InvalidVersion(message.format('dns'))
if volumes_from is not None:
raise errors.InvalidVersion(message.format('volumes_from'))
self.update({
'Hostname': hostname,
'Domainname': domainname,
'ExposedPorts': ports,
'User': six.text_type(user) if user else None,
'Tty': tty,
'OpenStdin': stdin_open,
'StdinOnce': stdin_once,
'Memory': mem_limit,
'AttachStdin': attach_stdin,
'AttachStdout': attach_stdout,
'AttachStderr': attach_stderr,
'Env': environment,
'Cmd': command,
'Dns': dns,
'Image': image,
'Volumes': volumes,
'VolumesFrom': volumes_from,
'NetworkDisabled': network_disabled,
'Entrypoint': entrypoint,
'CpuShares': cpu_shares,
'Cpuset': cpuset,
'CpusetCpus': cpuset,
'WorkingDir': working_dir,
'MemorySwap': memswap_limit,
'HostConfig': host_config,
'NetworkingConfig': networking_config,
'MacAddress': mac_address,
'Labels': labels,
'VolumeDriver': volume_driver,
'StopSignal': stop_signal,
'Healthcheck': healthcheck,
'StopTimeout': stop_timeout
})