airflow bigtable 源码
airflow bigtable 代码
文件路径：/airflow/providers/google/cloud/links/bigtable.py
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied. See the License for the
# specific language governing permissions and limitations
# under the License.
from __future__ import annotations
from typing import TYPE_CHECKING
from airflow.providers.google.cloud.links.base import BaseGoogleLink
if TYPE_CHECKING:
from airflow.utils.context import Context
BIGTABLE_BASE_LINK = "/bigtable"
BIGTABLE_INSTANCE_LINK = BIGTABLE_BASE_LINK + "/instances/{instance_id}/overview?project={project_id}"
BIGTABLE_CLUSTER_LINK = (
BIGTABLE_BASE_LINK + "/instances/{instance_id}/clusters/{cluster_id}?project={project_id}"
)
BIGTABLE_TABLES_LINK = BIGTABLE_BASE_LINK + "/instances/{instance_id}/tables?project={project_id}"
class BigtableInstanceLink(BaseGoogleLink):
"""Helper class for constructing Bigtable Instance link"""
name = "Bigtable Instance"
key = "instance_key"
format_str = BIGTABLE_INSTANCE_LINK
@staticmethod
def persist(
context: Context,
task_instance,
):
task_instance.xcom_push(
context=context,
key=BigtableInstanceLink.key,
value={
"instance_id": task_instance.instance_id,
"project_id": task_instance.project_id,
},
)
class BigtableClusterLink(BaseGoogleLink):
"""Helper class for constructing Bigtable Cluster link"""
name = "Bigtable Cluster"
key = "cluster_key"
format_str = BIGTABLE_CLUSTER_LINK
@staticmethod
def persist(
context: Context,
task_instance,
):
task_instance.xcom_push(
context=context,
key=BigtableClusterLink.key,
value={
"instance_id": task_instance.instance_id,
"cluster_id": task_instance.cluster_id,
"project_id": task_instance.project_id,
},
)
class BigtableTablesLink(BaseGoogleLink):
"""Helper class for constructing Bigtable Tables link"""
name = "Bigtable Tables"
key = "tables_key"
format_str = BIGTABLE_TABLES_LINK
@staticmethod
def persist(
context: Context,
task_instance,
):
task_instance.xcom_push(
context=context,
key=BigtableTablesLink.key,
value={
"instance_id": task_instance.instance_id,
"project_id": task_instance.project_id,
},
)
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