feat: Onboard Cloud Storage Geo Index Dataset

datasets/cloud_storage_geo_index/_images/run_csv_transform_kub/Dockerfile

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+# Copyright 2021 Google LLC
+#
+# Licensed 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.
+
+# The base image for this build
+FROM python:3.8
+
+# Allow statements and log messages to appear in Cloud logs
+ENV PYTHONUNBUFFERED True
+
+# Copy the requirements file into the image
+COPY requirements.txt ./
+
+# Install the packages specified in the requirements file
+RUN python3 -m pip install --no-cache-dir -r requirements.txt
+
+# The WORKDIR instruction sets the working directory for any RUN, CMD,
+# ENTRYPOINT, COPY and ADD instructions that follow it in the Dockerfile.
+# If the WORKDIR doesn’t exist, it will be created even if it’s not used in
+# any subsequent Dockerfile instruction
+WORKDIR /custom
+
+# Copy the specific data processing script/s in the image under /custom/*
+COPY ./csv_transform.py .
+
+# Command to run the data processing script when the container is run
+CMD ["python3", "csv_transform.py"]

datasets/cloud_storage_geo_index/_images/run_csv_transform_kub/csv_transform.py

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+# Copyright 2021 Google LLC
+#
+# Licensed 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.
+
+import json
+import logging
+import os
+import pathlib
+import subprocess
+import typing
+
+import pandas as pd
+import requests
+from google.cloud import storage
+
+
+def main(
+    source_url: str,
+    source_file: pathlib.Path,
+    target_file: pathlib.Path,
+    chunksize: str,
+    target_gcs_bucket: str,
+    target_gcs_path: str,
+    headers: typing.List[str],
+    rename_mappings: dict,
+    pipeline_name: str,
+) -> None:
+
+    logging.info("Creating 'files' folder")
+    pathlib.Path("./files").mkdir(parents=True, exist_ok=True)
+
+    logging.info(f"Downloading file {source_url}")
+    download_file(source_url, source_file)
+    chunksz = int(chunksize)
+
+    logging.info(f"Reading csv file {source_url}")
+    with pd.read_csv(
+        source_file,
+        engine="python",
+        encoding="utf-8",
+        quotechar='"',
+        compression="gzip",
+        chunksize=chunksz,
+    ) as reader:
+        for chunk_number, chunk in enumerate(reader):
+            logging.info(f"Processing batch {chunk_number}")
+            target_file_batch = str(target_file).replace(
+                ".csv", "-" + str(chunk_number) + ".csv"
+            )
+            df = pd.DataFrame()
+            df = pd.concat([df, chunk])
+
+            logging.info(" Renaming headers...")
+            rename_headers(df, rename_mappings)
+            logging.info("Transform: Reordering headers..")
+            df = df[headers]
+            if pipeline_name == "sentinel_2_index":
+                df["total_size"] = df["total_size"].astype("Int64")
+
+            process_chunk(df, target_file_batch)
+
+            logging.info(f"Appending batch {chunk_number} to {target_file}")
+            if chunk_number == 0:
+                subprocess.run(["cp", target_file_batch, target_file])
+            else:
+                subprocess.check_call([f"sed -i '1d' {target_file_batch}"], shell=True)
+                subprocess.check_call(
+                    [f"cat {target_file_batch} >> {target_file}"], shell=True
+                )
+            subprocess.run(["rm", target_file_batch])
+
+    logging.info(
+        f"Uploading output file to.. gs://{target_gcs_bucket}/{target_gcs_path}"
+    )
+    upload_file_to_gcs(target_file, target_gcs_bucket, target_gcs_path)
+
+
+def process_chunk(df: pd.DataFrame, target_file_batch: str) -> None:
+
+    logging.info(f"Saving to output file.. {target_file_batch}")
+    try:
+        save_to_new_file(df, file_path=str(target_file_batch))
+    except Exception as e:
+        logging.error(f"Error saving output file: {e}.")
+    logging.info("..Done!")
+
+
+def rename_headers(df: pd.DataFrame, rename_mappings: dict) -> None:
+    df = df.rename(columns=rename_mappings, inplace=True)
+
+
+def save_to_new_file(df: pd.DataFrame, file_path) -> None:
+    df.to_csv(file_path, index=False)
+
+
+def download_file(source_url: str, source_file: pathlib.Path) -> None:
+    logging.info(f"Downloading {source_url} into {source_file}")
+    r = requests.get(source_url, stream=True)
+    if r.status_code == 200:
+        with open(source_file, "wb") as f:
+            for chunk in r:
+                f.write(chunk)
+    else:
+        logging.error(f"Couldn't download {source_url}: {r.text}")
+
+
+def upload_file_to_gcs(file_path: pathlib.Path, gcs_bucket: str, gcs_path: str) -> None:
+    storage_client = storage.Client()
+    bucket = storage_client.bucket(gcs_bucket)
+    blob = bucket.blob(gcs_path)
+    blob.upload_from_filename(file_path)
+
+
+if __name__ == "__main__":
+    logging.getLogger().setLevel(logging.INFO)
+
+    main(
+        source_url=os.environ["SOURCE_URL"],
+        source_file=pathlib.Path(os.environ["SOURCE_FILE"]).expanduser(),
+        target_file=pathlib.Path(os.environ["TARGET_FILE"]).expanduser(),
+        chunksize=os.environ["CHUNKSIZE"],
+        target_gcs_bucket=os.environ["TARGET_GCS_BUCKET"],
+        target_gcs_path=os.environ["TARGET_GCS_PATH"],
+        headers=json.loads(os.environ["CSV_HEADERS"]),
+        rename_mappings=json.loads(os.environ["RENAME_MAPPINGS"]),
+        pipeline_name=os.environ["PIPELINE_NAME"],
+    )

datasets/cloud_storage_geo_index/_images/run_csv_transform_kub/requirements.txt

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+requests
+pandas
+google-cloud-storage

datasets/cloud_storage_geo_index/_terraform/cloud_storage_geo_index_dataset.tf

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+/**
+ * Copyright 2021 Google LLC
+ *
+ * Licensed 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.
+ */
+
+
+resource "google_bigquery_dataset" "cloud_storage_geo_index" {
+  dataset_id  = "cloud_storage_geo_index"
+  project     = var.project_id
+  description = "cloud_storage_geo_index data"
+}
+
+output "bigquery_dataset-cloud_storage_geo_index-dataset_id" {
+  value = google_bigquery_dataset.cloud_storage_geo_index.dataset_id
+}

datasets/cloud_storage_geo_index/_terraform/landsat_index_pipeline.tf

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+/**
+ * Copyright 2021 Google LLC
+ *
+ * Licensed 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.
+ */
+
+
+resource "google_bigquery_table" "landsat_index" {
+  project    = var.project_id
+  dataset_id = "cloud_storage_geo_index"
+  table_id   = "landsat_index"
+
+  description = "landsat_index dataset"
+
+
+
+
+  depends_on = [
+    google_bigquery_dataset.cloud_storage_geo_index
+  ]
+}
+
+output "bigquery_table-landsat_index-table_id" {
+  value = google_bigquery_table.landsat_index.table_id
+}
+
+output "bigquery_table-landsat_index-id" {
+  value = google_bigquery_table.landsat_index.id
+}

datasets/cloud_storage_geo_index/_terraform/provider.tf

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+/**
+ * Copyright 2021 Google LLC
+ *
+ * Licensed 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.
+ */
+
+
+provider "google" {
+  project                     = var.project_id
+  impersonate_service_account = var.impersonating_acct
+  region                      = var.region
+}
+
+data "google_client_openid_userinfo" "me" {}
+
+output "impersonating-account" {
+  value = data.google_client_openid_userinfo.me.email
+}

datasets/cloud_storage_geo_index/_terraform/sentinel_2_index_pipeline.tf

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+/**
+ * Copyright 2021 Google LLC
+ *
+ * Licensed 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.
+ */
+
+
+resource "google_bigquery_table" "sentinel_2_index" {
+  project    = var.project_id
+  dataset_id = "cloud_storage_geo_index"
+  table_id   = "sentinel_2_index"
+
+  description = "sentinel_2_index dataset"
+
+
+
+
+  depends_on = [
+    google_bigquery_dataset.cloud_storage_geo_index
+  ]
+}
+
+output "bigquery_table-sentinel_2_index-table_id" {
+  value = google_bigquery_table.sentinel_2_index.table_id
+}
+
+output "bigquery_table-sentinel_2_index-id" {
+  value = google_bigquery_table.sentinel_2_index.id
+}

datasets/cloud_storage_geo_index/_terraform/variables.tf

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+/**
+ * Copyright 2021 Google LLC
+ *
+ * Licensed 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.
+ */
+
+
+variable "project_id" {}
+variable "bucket_name_prefix" {}
+variable "impersonating_acct" {}
+variable "region" {}
+variable "env" {}
+

datasets/cloud_storage_geo_index/dataset.yaml

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+# Copyright 2021 Google LLC
+#
+# Licensed 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.
+
+dataset:
+  name: cloud_storage_geo_index
+  friendly_name: Cloud_Storage_Geo_Index
+  description: landsat_index datasets
+  dataset_sources: ~
+  terms_of_use: ~
+
+resources:
+  - type: bigquery_dataset
+    dataset_id: cloud_storage_geo_index
+    description: Cloud_Storage_Geo_Index Data