1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
from collections import namedtuple
from functools import partial
from typing import TYPE_CHECKING, Any, Union
from moto.utilities.utils import PARTITION_NAMES, get_partition
if TYPE_CHECKING:
from .models import LambdaBackend
ARN = namedtuple("ARN", ["region", "account", "function_name", "version"])
LAYER_ARN = namedtuple("LAYER_ARN", ["region", "account", "layer_name", "version"])
def make_arn(resource_type: str, region: str, account: str, name: str) -> str:
return (
f"arn:{get_partition(region)}:lambda:{region}:{account}:{resource_type}:{name}"
)
make_event_source_mapping_arn = partial(make_arn, "event-source-mapping")
make_function_arn = partial(make_arn, "function")
make_layer_arn = partial(make_arn, "layer")
def make_ver_arn(
resource_type: str, region: str, account: str, name: str, version: Any = "1"
) -> str:
arn = make_arn(resource_type, region, account, name)
return f"{arn}:{version}"
make_function_ver_arn = partial(make_ver_arn, "function")
make_layer_ver_arn = partial(make_ver_arn, "layer")
def split_arn(arn_type: Union[type[ARN], type[LAYER_ARN]], arn: str) -> Any:
for partition in PARTITION_NAMES:
arn = arn.replace(f"arn:{partition}:lambda:", "")
region, account, _, name, version = arn.split(":")
return arn_type(region, account, name, version)
split_function_arn = partial(split_arn, ARN)
split_layer_arn = partial(split_arn, LAYER_ARN)
def get_backend(account_id: str, region: str) -> "LambdaBackend":
from moto.core.models import default_user_config
if default_user_config.get("lambda", {}).get("use_docker", True) is False:
from moto.awslambda_simple.models import lambda_simple_backends
return lambda_simple_backends[account_id][region]
else:
from moto.awslambda.models import lambda_backends
return lambda_backends[account_id][region]
|
