bgp/examples/records.py

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2023-09-04 03:37:29 +00:00
#!/usr/bin/env python3
# Import pybgpstream and other necessary libraries
from pybgpstream import BGPStream
import time
import argparse
parser = argparse.ArgumentParser()
parser.add_argument("print_amount", nargs=1, type=int, help="Number of prints")
args = parser.parse_args()
# Initialize BGPStream, with data from routeviews-stream for router amsix.
stream = BGPStream(project='routeviews-stream', filter="router amsix")
# Counter to stop BGPStream after X amount of prints.
counter = 0
# Print records yielded from stream.records() in a bgpreader-like format.
for record in stream.records():
# Print the first X records found.
if counter >= args.print_amount[0]:
break
else:
counter += 1
print(record.project, record.collector, record.router)
# Make the date is human readable
rec_time = time.strftime('%y-%m-%d %H:%M:%S', time.localtime(record.time))
for elem in record:
# Print the current element in the record. Both are equivelent.
# print(elem)
print("{}|{}|{}|{}|{}|{}|{}|{}|{}|{}|{}|{}|{}|{}|{}".format(
elem.record_type,
elem.type,
rec_time,
elem.project,
elem.collector,
elem.router,
elem.router_ip,
elem.peer_asn,
elem.peer_address,
elem._maybe_field("prefix"),
elem._maybe_field("next-hop"),
elem._maybe_field("as-path"),
" ".join(elem.fields["communities"]) if "communities" in elem.fields else None,
elem._maybe_field("old-state"),
elem._maybe_field("new-state")
))