Files
dify/api/core/sandbox/factory.py

82 lines
2.5 KiB
Python

from __future__ import annotations
from collections.abc import Mapping, Sequence
from enum import StrEnum
from typing import TYPE_CHECKING, Any
from core.virtual_environment.__base.virtual_environment import VirtualEnvironment
if TYPE_CHECKING:
from .initializer import SandboxInitializer
class VMType(StrEnum):
DOCKER = "docker"
E2B = "e2b"
LOCAL = "local"
def _get_vm_class(vm_type: VMType) -> type[VirtualEnvironment]:
match vm_type:
case VMType.DOCKER:
from core.virtual_environment.providers.docker_daemon_sandbox import DockerDaemonEnvironment
return DockerDaemonEnvironment
case VMType.E2B:
from core.virtual_environment.providers.e2b_sandbox import E2BEnvironment
return E2BEnvironment
case VMType.LOCAL:
from core.virtual_environment.providers.local_without_isolation import LocalVirtualEnvironment
return LocalVirtualEnvironment
case _:
raise ValueError(f"Unsupported VM type: {vm_type}")
class VMBuilder:
def __init__(self, tenant_id: str, vm_type: VMType) -> None:
self._tenant_id = tenant_id
self._vm_type = vm_type
self._user_id: str | None = None
self._options: dict[str, Any] = {}
self._environments: dict[str, str] = {}
self._initializers: list[SandboxInitializer] = []
def user(self, user_id: str) -> VMBuilder:
self._user_id = user_id
return self
def options(self, options: Mapping[str, Any]) -> VMBuilder:
self._options = dict(options)
return self
def environments(self, environments: Mapping[str, str]) -> VMBuilder:
self._environments = dict(environments)
return self
def initializer(self, initializer: SandboxInitializer) -> VMBuilder:
self._initializers.append(initializer)
return self
def initializers(self, initializers: Sequence[SandboxInitializer]) -> VMBuilder:
self._initializers.extend(initializers)
return self
def build(self) -> VirtualEnvironment:
vm_class = _get_vm_class(self._vm_type)
vm = vm_class(
tenant_id=self._tenant_id,
options=self._options,
environments=self._environments,
user_id=self._user_id,
)
for init in self._initializers:
init.initialize(vm)
return vm
@staticmethod
def validate(vm_type: VMType, options: Mapping[str, Any]) -> None:
vm_class = _get_vm_class(vm_type)
vm_class.validate(options)