IRR timestamps

irr-timestamps.py

from ftplib import FTP

sources = [
    {"server": "ftp.afrinic.net", "directory": "pub/dbase/", "names": ["afrinic.db.gz"], "supports_mlsd": False},
    {"server": "ftp.apnic.net", "directory": "pub/apnic/whois/", "names": ["apnic.db.route.gz", "apnic.db.route6.gz"], "supports_mlsd": True},
    {"server": "ftp.arin.net", "directory": "pub/rr/", "names": ["arin.db.gz"], "supports_mlsd": True},
    {"server": "ftp.ripe.net", "directory": "ripe/dbase/split/", "names": ["ripe.db.route.gz", "ripe.db.route6.gz"], "supports_mlsd": True},
    {"server": "ftp.lacnic.net", "directory": "lacnic/irr/", "names": ["lacnic.db.gz"], "supports_mlsd": False},
]

for source in sources:
    ftp = FTP(source["server"])
    ftp.login()
    ftp.cwd(source["directory"])
    if source["supports_mlsd"]:
        for name, facts in ftp.mlsd():
            if name in source["names"]:
                print(facts["modify"], name, facts["size"], sep="\t\t\t");
    else:
        def callback(line):
            for name in source["names"]:
                if name in line:
                    print(line.replace("ftp", " ").replace("  ", "").split(" "))
        ftp.retrlines('LIST', callback)
    ftp.quit()