#! /usr/bin/env python3
from datetime import datetime, timezone, timedelta
# import array
import sys

ifaces=[ 'eth0', 'eth1', 'eth2' ]
state={}
for i in ifaces:
    state[i] = {
        'rbytes': 1000,
        'rpackets': 20,
        'rerrs': 0,
        'rdrop': 0,
        'rfifo': 0,
        'rframe': 0,
        'rcomp': 0,
        'rmulti': 10,
        'tbytes': 2000,
        'tpackets': 40,
        'terrs': 0,
        'tdrop': 0,
        'tfifo': 0,
        'tcoll': 0,
        'tcarrier': 0,
        'tcomp': 0
    }


d = datetime(2023, 2, 18, 0, 0, 0, tzinfo=timezone.utc)

for i in range(8640):
    print( d.strftime("=== %a %b %d %H:%M:%S %Z %Y ==="))
    d += timedelta(seconds=10)
    for iface in ifaces:
        state[iface]['rbytes'] += 100000000

        print("Inter-| Receive     | Transmit")
        print(" face |bytes packets errs drop fifo frame compresses multicast|bytes packets errs drop fifo colls carrier compressed")
        print("%s: %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d %d" % (
            iface,
            state[iface]["rbytes"],
            state[iface]["rpackets"],
            state[iface]["rerrs"],
            state[iface]["rdrop"],
            state[iface]["rfifo"],
            state[iface]["rframe"],
            state[iface]["rcomp"],
            state[iface]["rmulti"],
            state[iface]["tbytes"],
            state[iface]["tpackets"],
            state[iface]["terrs"],
            state[iface]["tdrop"],
            state[iface]["tfifo"],
            state[iface]["tcoll"],
            state[iface]["tcarrier"],
            state[iface]["tcomp"]))