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#!/usr/bin/env python3
import argparse
import json
import sys
from http.server import HTTPServer
from sandcrawler import GrobidClient, JsonLinePusher, KafkaCompressSink, KafkaSink
from sandcrawler.ingest_file import IngestFileRequestHandler, IngestFileWorker
from sandcrawler.ingest_fileset import IngestFilesetWorker
def run_single_ingest(args):
request = dict(
ingest_type=args.ingest_type,
base_url=args.url,
ext_ids=dict(doi=args.doi),
fatcat=dict(release_ident=args.release_id),
)
if args.force_recrawl:
request["force_recrawl"] = True
if request["ingest_type"] in [
"dataset",
]:
ingester = IngestFilesetWorker(
try_spn2=not args.no_spn2,
ingest_file_result_stdout=True,
)
else:
grobid_client = GrobidClient(
host_url=args.grobid_host,
)
ingester = IngestFileWorker(
try_spn2=not args.no_spn2,
html_quick_mode=args.html_quick_mode,
grobid_client=grobid_client,
)
result = ingester.process(request)
print(json.dumps(result, sort_keys=True))
return result
def run_requests(args):
# TODO: switch to using JsonLinePusher
file_worker = IngestFileWorker(
try_spn2=not args.no_spn2,
html_quick_mode=args.html_quick_mode,
)
fileset_worker = IngestFilesetWorker(
try_spn2=not args.no_spn2,
)
for line in args.json_file:
request = json.loads(line.strip())
if request["ingest_type"] in [
"dataset",
]:
result = fileset_worker.process(request)
else:
result = file_worker.process(request)
print(json.dumps(result, sort_keys=True))
def run_file_requests_backfill(args):
"""
Special mode for persisting GROBID and pdfextract results to Kafka, but
printing ingest result to stdout.
Can be used to batch re-process known files.
"""
grobid_topic = "sandcrawler-{}.grobid-output-pg".format(args.kafka_env)
pdftext_topic = "sandcrawler-{}.pdf-text".format(args.kafka_env)
thumbnail_topic = "sandcrawler-{}.pdf-thumbnail-180px-jpg".format(args.kafka_env)
xmldoc_topic = "sandcrawler-{}.xml-doc".format(args.kafka_env)
htmlteixml_topic = "sandcrawler-{}.html-teixml".format(args.kafka_env)
grobid_sink = KafkaSink(
kafka_hosts=args.kafka_hosts,
produce_topic=grobid_topic,
)
grobid_client = GrobidClient(
host_url=args.grobid_host,
)
pdftext_sink = KafkaCompressSink(
kafka_hosts=args.kafka_hosts,
produce_topic=pdftext_topic,
)
thumbnail_sink = KafkaSink(
kafka_hosts=args.kafka_hosts,
produce_topic=thumbnail_topic,
)
xmldoc_sink = KafkaSink(
kafka_hosts=args.kafka_hosts,
produce_topic=xmldoc_topic,
)
htmlteixml_sink = KafkaSink(
kafka_hosts=args.kafka_hosts,
produce_topic=htmlteixml_topic,
)
worker = IngestFileWorker(
grobid_client=grobid_client,
sink=None,
grobid_sink=grobid_sink,
thumbnail_sink=thumbnail_sink,
pdftext_sink=pdftext_sink,
xmldoc_sink=xmldoc_sink,
htmlteixml_sink=htmlteixml_sink,
try_spn2=False,
)
pusher = JsonLinePusher(
worker,
args.json_file,
)
pusher.run()
def run_api(args):
port = 8083
print("Listening on localhost:{}".format(port))
server = HTTPServer(("", port), IngestFileRequestHandler)
server.serve_forever()
def main():
parser = argparse.ArgumentParser(formatter_class=argparse.ArgumentDefaultsHelpFormatter)
subparsers = parser.add_subparsers()
sub_single = subparsers.add_parser("single", help="ingests a single base URL")
sub_single.set_defaults(func=run_single_ingest)
sub_single.add_argument(
"ingest_type", default="pdf", help="type of ingest (pdf, html, etc)"
)
sub_single.add_argument(
"--release-id", help="(optional) existing release ident to match to"
)
sub_single.add_argument("--doi", help="(optional) existing release DOI to match to")
sub_single.add_argument(
"--force-recrawl",
action="store_true",
help="ignore GWB history and use SPNv2 to re-crawl",
)
sub_single.add_argument("--no-spn2", action="store_true", help="don't use live web (SPNv2)")
sub_single.add_argument(
"--html-quick-mode",
action="store_true",
help="don't fetch individual sub-resources, just use CDX",
)
sub_single.add_argument("url", help="URL of paper to fetch")
sub_single.add_argument(
"--grobid-host", default="https://grobid.qa.fatcat.wiki", help="GROBID API host/port"
)
sub_requests = subparsers.add_parser(
"requests", help="takes a series of ingest requests (JSON, per line) and runs each"
)
sub_requests.add_argument(
"--no-spn2", action="store_true", help="don't use live web (SPNv2)"
)
sub_requests.add_argument(
"--html-quick-mode",
action="store_true",
help="don't fetch individual sub-resources, just use CDX",
)
sub_requests.set_defaults(func=run_requests)
sub_requests.add_argument(
"json_file",
help="JSON file (request per line) to import from (or stdin)",
default=sys.stdin,
type=argparse.FileType("r"),
)
sub_api = subparsers.add_parser(
"api", help="starts a simple HTTP server that processes ingest requests"
)
sub_api.set_defaults(func=run_api)
sub_api.add_argument("--port", help="HTTP port to listen on", default=8033, type=int)
sub_file_requests_backfill = subparsers.add_parser(
"file-requests-backfill",
help="starts a simple HTTP server that processes ingest requests",
)
sub_file_requests_backfill.set_defaults(func=run_file_requests_backfill)
sub_file_requests_backfill.add_argument(
"json_file",
help="JSON file (request per line) to import from (or stdin)",
default=sys.stdin,
type=argparse.FileType("r"),
)
sub_file_requests_backfill.add_argument(
"--kafka-hosts",
default="localhost:9092",
help="list of Kafka brokers (host/port) to use",
)
sub_file_requests_backfill.add_argument(
"--kafka-env", default="dev", help="Kafka topic namespace to use (eg, prod, qa, dev)"
)
sub_file_requests_backfill.add_argument(
"--grobid-host", default="https://grobid.qa.fatcat.wiki", help="GROBID API host/port"
)
args = parser.parse_args()
if not args.__dict__.get("func"):
parser.print_help(file=sys.stderr)
sys.exit(-1)
args.func(args)
if __name__ == "__main__":
main()
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