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#!/usr/bin/env python3

import time, argparse, sys, cmd, unittest
from ipaddress import *

parser = argparse.ArgumentParser(description="VPP MAP test")
parser.add_argument("-i", nargs="*", action="store", dest="inputdir")
args = parser.parse_args()

for dir in args.inputdir:
    sys.path.append(dir)
from vpp_papi import *


#
# 1:1 Shared IPv4 address, shared BR (16) VPP CLI
#
def lw46_shared(
    ip4_pfx_str,
    ip6_pfx_str,
    ip6_src_str,
    ea_bits_len,
    psid_offset,
    psid_len,
    ip6_src_ecmp=False,
):
    ip4_pfx = ip_network(ip4_pfx_str)
    ip6_src = ip_address(ip6_src_str)
    ip6_dst = ip_network(ip6_pfx_str)
    ip6_nul = IPv6Address("0::0")
    mod = ip4_pfx.num_addresses / 1024

    for i in range(ip4_pfx.num_addresses):
        a = time.clock()
        t = map_add_domain(
            0,
            ip6_nul.packed,
            ip4_pfx[i].packed,
            ip6_src.packed,
            0,
            32,
            128,
            ea_bits_len,
            psid_offset,
            psid_len,
            0,
            0,
        )
        # print "Return from map_add_domain", t
        if t == None:
            print("map_add_domain failed")
            continue
        if t.retval != 0:
            print(f"map_add_domain failed, {t}")
            continue
        for psid in range(0x1 << int(psid_len)):
            r = map_add_del_rule(
                0,
                t.index,
                1,
                (ip6_dst[(i * (0x1 << int(psid_len))) + psid]).packed,
                psid,
            )
            # print "Return from map_add_del_rule", r

        if ip6_src_ecmp and not i % mod:
            ip6_src = ip6_src + 1

        print(f"Running time: {time.clock() - a}")


class TestMAP(unittest.TestCase):
    """
    def test_delete_all(self):
        t = map_domain_dump(0)
        self.assertNotEqual(t, None)
        print(f"Number of domains configured: {len(t)}")
        for d in t:
            ts = map_del_domain(0, d.domainindex)
            self.assertNotEqual(ts, None)
        t = map_domain_dump(0)
        self.assertNotEqual(t, None)
        print(f"Number of domains configured: {len(t)}")
        self.assertEqual(len(t), 0)/

    """

    def test_a_million_rules(self):
        ip4_pfx = "192.0.2.0/24"
        ip6_pfx = "2001:db8::/32"
        ip6_src = "2001:db8::1"
        psid_offset = 6
        psid_len = 6
        ea_bits_len = 0
        lw46_shared(ip4_pfx, ip6_pfx, ip6_src, ea_bits_len, psid_offset, psid_len)


#
# RX thread, that should sit on blocking vpe_api_read()

#


#
#
#
import threading


class RXThread(threading.Thread):
    def __init__(self):
        threading.Thread.__init__(self)

    def run(self):
        print("Starting ")
        i = 0
        while True:
            msg = vpe_api_read()
            if msg:
                # print msg
                id = unpack(">H", msg[0:2])
                size = unpack(">H", msg[2:4])
                print(f"Received {id} of size {size}")
                i += 1
                # del msg
                continue

            # time.sleep(0.001)
        return


# Create RX thread
rxthread = RXThread()
rxthread.setDaemon(True)

print(f"Connect {connect_to_vpe('client124')}")
import timeit

rxthread.start()
print("After thread started")

# pneum_kill_thread()
print("After thread killed")

# t = show_version(0)
# print "Result from show version", t

print(
    f"{timeit.timeit('t = show_version(0)', number=1000, setup='from __main__ import show_version')}"
)
time.sleep(10)
# print timeit.timeit('control_ping(0)', number=10, setup="from __main__ import control_ping")


disconnect_from_vpe()
sys.exit()


print(f"{t.program} {t.version}{t.builddate}{t.builddirectory}")

"""

t = map_domain_dump(0)
if not t:
    print('show map domain failed')

for d in t:
    print("IP6 prefix:",str(IPv6Address(d.ip6prefix)))
    print( "IP4 prefix:",str(IPv4Address(d.ip4prefix)))
"""

suite = unittest.TestLoader().loadTestsFromTestCase(TestMAP)
unittest.TextTestRunner(verbosity=2).run(suite)

disconnect_from_vpe()