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trx_toolkit/fake_trx.py: migrate from getopt to argparse 

Change-Id: I0218a328671c591b20b0666dc7c39ba865892acc
This commit is contained in:
Vadim Yanitskiy 2018-12-07 08:20:37 +07:00
parent 060b2729d1
commit 5cb7e287ed
1 changed files with 40 additions and 86 deletions
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126
src/target/trx_toolkit/fake_trx.py
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@ -27,7 +27,7 @@ CR_HOLDERS = [("2017-2018", "Vadim Yanitskiy <axilirator@gmail.com>")]
import logging as log
import signal
import getopt
import argparse
import select
import sys
@ -40,16 +40,9 @@ from udp_link import UDPLink
from clck_gen import CLCKGen
class Application:
# Application variables
bts_addr = "127.0.0.1"
bb_addr = "127.0.0.1"
trx_bind_addr = "0.0.0.0"
bts_base_port = 5700
bb_base_port = 6700
def __init__(self):
print_copyright(CR_HOLDERS)
self.parse_argv()
self.argv = self.parse_argv()
# Set up signal handlers
signal.signal(signal.SIGINT, self.sig_handler)
@ -60,12 +53,14 @@ class Application:
def run(self):
# Init TRX CTRL interface for BTS
self.bts_ctrl = CTRLInterfaceBTS(self.bts_addr, self.bts_base_port + 101,
self.trx_bind_addr, self.bts_base_port + 1)
self.bts_ctrl = CTRLInterfaceBTS(
self.argv.bts_addr, self.argv.bts_base_port + 101,
self.argv.trx_bind_addr, self.argv.bts_base_port + 1)
# Init TRX CTRL interface for BB
self.bb_ctrl = CTRLInterfaceBB(self.bb_addr, self.bb_base_port + 101,
self.trx_bind_addr, self.bb_base_port + 1)
self.bb_ctrl = CTRLInterfaceBB(
self.argv.bb_addr, self.argv.bb_base_port + 101,
self.argv.trx_bind_addr, self.argv.bb_base_port + 1)
# Power measurement emulation
# Noise: -120 .. -105
@ -77,10 +72,12 @@ class Application:
self.bb_ctrl.pm = self.pm
# Init DATA links
self.bts_data = UDPLink(self.bts_addr, self.bts_base_port + 102,
self.trx_bind_addr, self.bts_base_port + 2)
self.bb_data = UDPLink(self.bb_addr, self.bb_base_port + 102,
self.trx_bind_addr, self.bb_base_port + 2)
self.bts_data = UDPLink(
self.argv.bts_addr, self.argv.bts_base_port + 102,
self.argv.trx_bind_addr, self.argv.bts_base_port + 2)
self.bb_data = UDPLink(
self.argv.bb_addr, self.argv.bb_base_port + 102,
self.argv.trx_bind_addr, self.argv.bb_base_port + 2)
# BTS <-> BB burst forwarding
self.burst_fwd = BurstForwarder(self.bts_data, self.bb_data)
@ -90,8 +87,9 @@ class Application:
self.bb_ctrl.burst_fwd = self.burst_fwd
# Provide clock to BTS
self.bts_clck = UDPLink(self.bts_addr, self.bts_base_port + 100,
self.trx_bind_addr, self.bts_base_port)
self.bts_clck = UDPLink(
self.argv.bts_addr, self.argv.bts_base_port + 100,
self.argv.trx_bind_addr, self.argv.bts_base_port)
self.clck_gen = CLCKGen([self.bts_clck])
self.bts_ctrl.clck_gen = self.clck_gen
@ -129,78 +127,34 @@ class Application:
# Stop clock generator
self.clck_gen.stop()
def print_help(self, msg = None):
s = " Usage: " + sys.argv[0] + " [options]\n\n" \
" Some help...\n" \
" -h --help this text\n\n"
s += " TRX interface specific\n" \
" -R --bts-addr Set BTS remote address (default %s)\n" \
" -r --bb-addr Set BB remote address (default %s)\n" \
" -P --bts-base-port Set BTS base port number (default %d)\n" \
" -p --bb-base-port Set BB base port number (default %d)\n" \
" -b --trx-bind-addr Set TRX bind address (default %s)\n"
print(s % (self.bts_addr, self.bb_addr,
self.bts_base_port, self.bb_base_port,
self.trx_bind_addr))
if msg is not None:
print(msg)
def parse_argv(self):
try:
opts, args = getopt.getopt(sys.argv[1:],
"R:r:P:p:b:h",
[
"help",
"bts-addr=", "bb-addr=",
"bts-base-port=", "bb-base-port=",
"trx-bind-addr=",
])
except getopt.GetoptError as err:
self.print_help("[!] " + str(err))
sys.exit(2)
parser = argparse.ArgumentParser(prog = "fake_trx",
description = "Virtual Um-interface (fake transceiver)")
for o, v in opts:
if o in ("-h", "--help"):
self.print_help()
sys.exit(2)
trx_group = parser.add_argument_group("TRX interface")
trx_group.add_argument("-b", "--trx-bind-addr",
dest = "trx_bind_addr", type = str, default = "0.0.0.0",
help = "Set FakeTRX bind address (default %(default)s)")
trx_group.add_argument("-R", "--bts-addr",
dest = "bts_addr", type = str, default = "127.0.0.1",
help = "Set BTS remote address (default %(default)s)")
trx_group.add_argument("-r", "--bb-addr",
dest = "bb_addr", type = str, default = "127.0.0.1",
help = "Set BB remote address (default %(default)s)")
trx_group.add_argument("-P", "--bts-base-port",
dest = "bts_base_port", type = int, default = 5700,
help = "Set BTS base port number (default %(default)s)")
trx_group.add_argument("-p", "--bb-base-port",
dest = "bb_base_port", type = int, default = 6700,
help = "Set BB base port number (default %(default)s)")
elif o in ("-R", "--bts-addr"):
self.bts_addr = v
elif o in ("-r", "--bb-addr"):
self.bb_addr = v
argv = parser.parse_args()
elif o in ("-P", "--bts-base-port"):
self.bts_base_port = int(v)
elif o in ("-p", "--bb-base-port"):
self.bb_base_port = int(v)
# Make sure there is no overlap between ports
if argv.bts_base_port == argv.bb_base_port:
parser.error("BTS and BB base ports shall be different")
elif o in ("-b", "--trx-bind-addr"):
self.trx_bind_addr = v
# Ensure there is no overlap between ports
if self.bts_base_port == self.bb_base_port:
self.print_help("[!] BTS and BB base ports should be different")
sys.exit(2)
bts_ports = [
self.bts_base_port + 0, self.bts_base_port + 100,
self.bts_base_port + 1, self.bts_base_port + 101,
self.bts_base_port + 2, self.bts_base_port + 102,
]
bb_ports = [
self.bb_base_port + 0, self.bb_base_port + 100,
self.bb_base_port + 1, self.bb_base_port + 101,
self.bb_base_port + 2, self.bb_base_port + 102,
]
for p in bb_ports:
if p in bts_ports:
self.print_help("[!] BTS and BB ports overlap detected")
sys.exit(2)
return argv
def sig_handler(self, signum, frame):
log.info("Signal %d received" % signum)