xmet/bin/nexrad-archive
2025-02-16 11:13:41 -05:00

67 lines
2.4 KiB
Python
Executable file

#! /usr/bin/env python3
import argparse
from nexrad.db import Database
from nexrad.s3 import S3Bucket
from nexrad.storm import StormReport
from nexrad.archive import Archive
parser = argparse.ArgumentParser(
description = 'Archive NEXRAD Level II data from Amazon S3'
)
parser.add_argument('--quiet', action='store_true', help='Suppress output')
parser.add_argument('--dry-run', action='store_true', help='Do not actually archive data')
group = parser.add_mutually_exclusive_group()
group.add_argument('--exclude', action='append', type=str, help='Exclude types of reports from ingest')
group.add_argument('--type', action='append', type=str, help='Specify only given types of reports to ingest')
parser.add_argument('db', help='SQLite3 NEXRAD radar site database')
parser.add_argument('csv-report-details', nargs='+', help='Compressed storm report details CSV file')
parser.add_argument('archive-dir', help='Target archive directory')
args = parser.parse_args()
db = Database.connect(args.db)
bucket = S3Bucket()
archive = Archive(getattr(args, 'archive-dir'), bucket)
exclude = None
types = None
if args.exclude is not None:
exclude = {s: True for s in args.exclude}
if args.type is not None:
types = {s: True for s in args.type}
for path in getattr(args, 'csv-report-details'):
for report in StormReport.each_from_csv_file(path):
if args.exclude is not None and report.event_type in exclude:
continue
if args.type is not None and report.event_type not in types:
continue
if report.coord_start is None or report.coord_end is None:
continue
if not report.is_radar_significant():
continue
radars = report.nearby_radars(db)
for key in bucket.each_matching_key(radars, report.timestamp_start, report.timestamp_end):
if archive.is_downloaded(key):
if not args.quiet:
print(f"event {report.id} key {key} type {report.event_type} already archived")
else:
if not args.quiet:
if args.dry_run:
print(f"event {report.id} key {key} type {report.event_type} would archive")
else:
print(f"event {report.id} key {key} type {report.event_type} archiving")
if not args.dry_run:
archive.download(key)