sdk-python/src/tokenizer_sample.py at main · userclouds/sdk-python · GitHub

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from __future__ import annotations

import functools

import os

from usercloudssdk.client import Client

from usercloudssdk.constants import DataType, PolicyType, TransformType

from usercloudssdk.data_types import ColumnDataTypeString

from usercloudssdk.errors import UserCloudsSDKError

from usercloudssdk.models import (

AccessPolicy,

AccessPolicyComponent,

AccessPolicyTemplate,

ResourceID,

Transformer,

)

from usercloudssdk.policies import AccessPolicyOpen, TransformerUUID

from usercloudssdk.uchttpclient import (

create_default_uc_http_client,

create_no_ssl_http_client,

)

client_id = "<REPLACE ME>"

client_secret = "<REPLACE ME>"

url = "<REPLACE ME>"

def test_access_policies(client: Client):

new_apt = AccessPolicyTemplate(

name="test_template",

function=f"function policy(x, y) {{ return false /* {id} */}};",

)

try:

created_apt = client.CreateAccessPolicyTemplate(new_apt, if_not_exists=True)

# no op, but illustrates how to get a policy template

created_apt = client.GetAccessPolicyTemplate(ResourceID(id=created_apt.id))

created_apt.description = "updated description"

client.UpdateAccessPolicyTemplate(created_apt)

except UserCloudsSDKError as e:

print("failed to create new access policy template: ", e)

raise

new_ap = AccessPolicy(

name="test_access_policy",

policy_type=PolicyType.COMPOSITE_AND,

components=[

AccessPolicyComponent(

template=ResourceID(name="test_template"), template_parameters="{}"

)

try:

created_ap = client.CreateAccessPolicy(new_ap, if_not_exists=True)

# no op, but illustrates how to get a policy

created_ap = client.GetAccessPolicy(ResourceID(id=created_ap.id))

except UserCloudsSDKError as e:

print("failed to create new access policy: ", e)

raise

aps = []

try:

aps = client.ListAccessPolicies()

except UserCloudsSDKError as e:

print("failed to list access policies: ", e)

raise

if not functools.reduce(

lambda found, ap: found or (ap.id == AccessPolicyOpen.id), aps

print("missing AccessPolicyOpen in list: ", aps)

if not functools.reduce(lambda found, ap: found or (ap.id == created_ap.id), aps):

print("missing new access policy in list: ", aps)

created_ap.components[0].template_parameters = '{"foo": "bar"}'

try:

update = client.UpdateAccessPolicy(created_ap)

if update.version != created_ap.version + 1:

print(

f"update changed version from {created_ap.version} to {update.version},\

expected +1"

)

except UserCloudsSDKError as e:

print("failed to update access policy: ", e)

raise

try:

if not client.DeleteAccessPolicy(update.id, update.version):

print("failed to delete access policy but no error?")

except UserCloudsSDKError as e:

print("failed to delete access policy: ", e)

raise

try:

aps = client.ListAccessPolicies()

for ap in aps:

if ap.id == update.id:

if ap.version != 0:

print(f"got access policy with version {ap.version}, expected 0")

if len(aps) == 0:

print("found no policies, expected to find version 0")

except UserCloudsSDKError as e:

print("failed to get access policy: ", e)

raise

# clean up the original AP and Template so you can re-run the sample repeatedly

# without an error

try:

if not client.DeleteAccessPolicy(update.id, 0):

print("failed to delete access policy but no error?")

except UserCloudsSDKError as e:

print("failed to delete access policy: ", e)

raise

try:

if not client.DeleteAccessPolicyTemplate(

created_apt.id, 1

) or not client.DeleteAccessPolicyTemplate(created_apt.id, 0):

print("failed to delete access policy template but no error?")

except UserCloudsSDKError as e:

print("failed to delete access policy template: ", e)

raise

def test_transformers(client: Client):

new_gp = Transformer(

name="test_transformer",

input_data_type=ColumnDataTypeString,

input_type=DataType.STRING,

output_data_type=ColumnDataTypeString,

output_type=DataType.STRING,

reuse_existing_token=False,

transform_type=TransformType.PASSTHROUGH,

function="function transform(x, y) { return 'token' };",

parameters="{}",

)

try:

created_gp = client.CreateTransformer(new_gp, if_not_exists=True)

except UserCloudsSDKError as e:

print("failed to create new transformer: ", e)

raise

gps = []

try:

gps = client.ListTransformers()

except UserCloudsSDKError as e:

print("failed to list transformers: ", e)

raise

if not functools.reduce(

lambda found, gp: found or (gp.id == TransformerUUID.id), gps

print("missing TransformerUUID in list: ", gps)

if not functools.reduce(lambda found, gp: found or (gp.id == created_gp.id), gps):

print("missing new transformer in list: ", gps)

try:

if not client.DeleteTransformer(created_gp.id):

print("failed to delete transformer but no error?")

except UserCloudsSDKError as e:

print("failed to delete transformer: ", e)

raise

def test_token_apis(client: Client) -> None:

originalData = "something very secret"

token = client.CreateToken(originalData, TransformerUUID, AccessPolicyOpen)

print(f"Token: {token}")

resp = client.ResolveTokens([token], {}, [])

if len(resp) != 1 or resp[0]["data"] != originalData:

print("something went wrong")

else:

print(f"Data: {resp[0]['data']}")

lookup_tokens = None

try:

lookup_tokens = client.LookupToken(

originalData, TransformerUUID, AccessPolicyOpen

)

except UserCloudsSDKError as e:

print("failed to lookup token: ", e)

raise

if token not in lookup_tokens:

print(

f"expected lookup tokens {lookup_tokens} to contain created token {token}"

)

itr = None

try:

itr = client.InspectToken(token)

except UserCloudsSDKError as e:

print("failed to inspect token: ", e)

raise

if itr.token != token:

print(f"expected inspect token {itr.token} to match created token {token}")

if itr.transformer.id != TransformerUUID.id:

print(

f"expected inspect transformer {itr.transformer.id} to match created \

transformer {TransformerUUID.id}"

)

if itr.access_policy.id != AccessPolicyOpen.id:

print(

f"expected inspect access policy {itr.access_policy.id} to match created \

access policy {AccessPolicyOpen.id}"

)

try:

if not client.DeleteToken(token):

print("failed to delete token but no error?")

except UserCloudsSDKError as e:

print("failed to delete token: ", e)

raise

def test_error_handling(client: Client) -> None:

try:

d = client.ResolveTokens(["not a token"], {}, [])

if d[0]["data"] != "":

print("expected nothing but got data: ", d)

except UserCloudsSDKError as e:

if e.code != 404:

print("got unexpected error code (wanted 404): ", e.code)

raise

def run_tokenizer_sample(client: Client) -> None:

test_access_policies(client)

test_transformers(client)

test_token_apis(client)

test_error_handling(client)

if __name__ == "__main__":

disable_ssl_verify = (

os.environ.get("DEV_ONLY_DISABLE_SSL_VERIFICATION", "") == "true"

)

client = Client(

url=url,

client_id=client_id,

client_secret=client_secret,

client_factory=(

create_no_ssl_http_client

if disable_ssl_verify

else create_default_uc_http_client

session_name=os.environ.get("UC_SESSION_NAME"),

)

run_tokenizer_sample(client)

sdk-python/src/tokenizer_sample.py at main · userclouds/sdk-python · GitHub

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