update kubeflow dip-catalog
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import json
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import logging
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import os
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import time
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from urllib.parse import urlparse
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import requests
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from kubernetes import client
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from kserve import KServeClient
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from kserve import constants
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logging.basicConfig(level=logging.INFO)
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KSERVE_NAMESPACE = "kserve"
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KSERVE_TEST_NAMESPACE = "kserve-test"
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MODEL_CLASS_NAME = "modelClass"
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class M2mTokenNotAvailable(Exception):
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pass
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def get_cluster_ip(name="istio-ingressgateway", namespace="istio-system"):
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api_instance = client.CoreV1Api(client.ApiClient())
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service = api_instance.read_namespaced_service(name, namespace)
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if service.status.load_balancer.ingress is None:
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cluster_ip = service.spec.cluster_ip
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else:
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if service.status.load_balancer.ingress[0].hostname:
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cluster_ip = service.status.load_balancer.ingress[0].hostname
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else:
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cluster_ip = service.status.load_balancer.ingress[0].ip
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return os.environ.get("KSERVE_INGRESS_HOST_PORT", cluster_ip)
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def get_m2m_auth_token(env_name="KSERVE_M2M_TOKEN"):
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try:
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return os.environ[env_name]
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except KeyError:
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raise M2mTokenNotAvailable(env_name)
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def predict(
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service_name,
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input_json,
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protocol_version="v1",
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version=constants.KSERVE_V1BETA1_VERSION,
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model_name=None,
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):
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with open(input_json) as json_file:
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data = json.load(json_file)
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return predict_str(
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service_name=service_name,
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input_json=json.dumps(data),
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protocol_version=protocol_version,
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version=version,
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model_name=model_name,
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)
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def predict_str(
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service_name,
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input_json,
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protocol_version="v1",
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version=constants.KSERVE_V1BETA1_VERSION,
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model_name=None,
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):
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kfs_client = KServeClient(
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config_file=os.environ.get("KUBECONFIG", "~/.kube/config")
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)
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isvc = kfs_client.get(
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service_name,
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namespace=KSERVE_TEST_NAMESPACE,
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version=version,
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)
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# temporary sleep until this is fixed https://github.com/kserve/kserve/issues/604
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time.sleep(10)
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cluster_ip = get_cluster_ip()
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host = urlparse(isvc["status"]["url"]).netloc
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headers = {
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"Host": host,
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"Content-Type": "application/json",
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}
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try:
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token = get_m2m_auth_token()
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headers.update({"Authorization": f"Bearer {token}"})
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logging.info("M2M Token Found.")
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except M2mTokenNotAvailable:
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logging.warn("M2M Token Not found, client authentication disabled.")
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if model_name is None:
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model_name = service_name
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url = f"http://{cluster_ip}/v1/models/{model_name}:predict"
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if protocol_version == "v2":
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url = f"http://{cluster_ip}/v2/models/{model_name}/infer"
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logging.info("Sending Header = %s", headers)
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logging.info("Sending url = %s", url)
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logging.info("Sending request data: %s", input_json)
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response = requests.post(url, input_json, headers=headers)
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logging.info(
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"Got response code %s, content %s", response.status_code, response.content
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)
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if response.status_code == 200:
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preds = json.loads(response.content.decode("utf-8"))
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return preds
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else:
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response.raise_for_status()
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