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-rwxr-xr-xsrc/target/trx_toolkit/burst_gen.py233
1 files changed, 88 insertions, 145 deletions
diff --git a/src/target/trx_toolkit/burst_gen.py b/src/target/trx_toolkit/burst_gen.py
index 0268da9a..7625a273 100755
--- a/src/target/trx_toolkit/burst_gen.py
+++ b/src/target/trx_toolkit/burst_gen.py
@@ -28,7 +28,7 @@ CR_HOLDERS = [("2017-2018", "Vadim Yanitskiy <axilirator@gmail.com>")]
import logging as log
import signal
-import getopt
+import argparse
import sys
from rand_burst_gen import RandBurstGen
@@ -38,29 +38,9 @@ from gsm_shared import *
from data_msg import *
class Application:
- # Application variables
- remote_addr = "127.0.0.1"
- bind_addr = "0.0.0.0"
- base_port = 5700
- conn_mode = "TRX"
- output_file = None
-
- burst_type = None
- burst_count = 1
-
- # Common header fields
- fn = None
- tn = None
-
- # Message specific header fields
- toa256 = None
- rssi = None
- pwr = None
-
def __init__(self):
print_copyright(CR_HOLDERS)
- self.parse_argv()
- self.check_argv()
+ self.argv = self.parse_argv()
# Set up signal handlers
signal.signal(signal.SIGINT, self.sig_handler)
@@ -70,32 +50,35 @@ class Application:
format = "[%(levelname)s] %(filename)s:%(lineno)d %(message)s")
# Open requested capture file
- if self.output_file is not None:
- self.ddf = DATADumpFile(self.output_file)
+ if self.argv.output_file is not None:
+ self.ddf = DATADumpFile(self.argv.output_file)
def run(self):
# Init DATA interface with TRX or L1
- if self.conn_mode == "TRX":
- self.data_if = DATAInterface(self.remote_addr, self.base_port + 2,
- self.bind_addr, self.base_port + 102)
- elif self.conn_mode == "L1":
- self.data_if = DATAInterface(self.remote_addr, self.base_port + 102,
- self.bind_addr, self.base_port + 2)
+ if self.argv.conn_mode == "TRX":
+ self.data_if = DATAInterface(
+ self.argv.remote_addr, self.argv.base_port + 2,
+ self.argv.bind_addr, self.argv.base_port + 102)
+ elif self.argv.conn_mode == "L1":
+ self.data_if = DATAInterface(
+ self.argv.remote_addr, self.argv.base_port + 102,
+ self.argv.bind_addr, self.argv.base_port + 2)
# Init random burst generator
burst_gen = RandBurstGen()
# Init an empty DATA message
- if self.conn_mode == "TRX":
+ if self.argv.conn_mode == "TRX":
msg = DATAMSG_L12TRX()
- elif self.conn_mode == "L1":
+ elif self.argv.conn_mode == "L1":
msg = DATAMSG_TRX2L1()
# Generate a random frame number or use provided one
- fn_init = msg.rand_fn() if self.fn is None else self.fn
+ fn_init = msg.rand_fn() if self.argv.tdma_fn is None \
+ else self.argv.tdma_fn
# Send as much bursts as required
- for i in range(self.burst_count):
+ for i in range(self.argv.burst_count):
# Randomize the message header
msg.rand_hdr()
@@ -103,145 +86,105 @@ class Application:
msg.fn = (fn_init + i) % GSM_HYPERFRAME
# Set timeslot number
- if self.tn is not None:
- msg.tn = self.tn
+ if self.argv.tdma_tn is not None:
+ msg.tn = self.argv.tdma_tn
# Set transmit power level
- if self.pwr is not None:
- msg.pwr = self.pwr
+ if self.argv.pwr is not None:
+ msg.pwr = self.argv.pwr
# Set time of arrival
- if self.toa256 is not None:
- msg.toa256 = self.toa256
+ if self.argv.toa is not None:
+ msg.toa256 = int(float(self.argv.toa) * 256.0 + 0.5)
+ elif self.argv.toa256 is not None:
+ msg.toa256 = self.argv.toa256
# Set RSSI
- if self.rssi is not None:
- msg.rssi = self.rssi
+ if self.argv.rssi is not None:
+ msg.rssi = self.argv.rssi
# Generate a random burst
- if self.burst_type == "NB":
+ if self.argv.burst_type == "NB":
burst = burst_gen.gen_nb()
- elif self.burst_type == "FB":
+ elif self.argv.burst_type == "FB":
burst = burst_gen.gen_fb()
- elif self.burst_type == "SB":
+ elif self.argv.burst_type == "SB":
burst = burst_gen.gen_sb()
- elif self.burst_type == "AB":
+ elif self.argv.burst_type == "AB":
burst = burst_gen.gen_ab()
# Convert to soft-bits in case of TRX -> L1 message
- if self.conn_mode == "L1":
+ if self.argv.conn_mode == "L1":
burst = msg.ubit2sbit(burst)
# Set burst
msg.burst = burst
log.info("Sending %d/%d %s burst %s to %s..."
- % (i + 1, self.burst_count, self.burst_type,
- msg.desc_hdr(), self.conn_mode))
+ % (i + 1, self.argv.burst_count, self.argv.burst_type,
+ msg.desc_hdr(), self.argv.conn_mode))
# Send message
self.data_if.send_msg(msg)
# Append a new message to the capture
- if self.output_file is not None:
+ if self.argv.output_file is not None:
self.ddf.append_msg(msg)
- 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" \
- " -o --output-file Write bursts to a capture file\n" \
- " -m --conn-mode Send bursts to: TRX (default) / L1\n" \
- " -r --remote-addr Set remote address (default %s)\n" \
- " -b --bind-addr Set local address (default %s)\n" \
- " -p --base-port Set base port number (default %d)\n\n"
-
- s += " Burst generation\n" \
- " -B --burst-type Random burst type (NB, FB, SB, AB)\n" \
- " -c --burst-count How much bursts to send (default 1)\n" \
- " -f --frame-number Set frame number (default random)\n" \
- " -t --timeslot Set timeslot index (default random)\n" \
- " --pwr Set power level (default random)\n" \
- " --rssi Set RSSI (default random)\n" \
- " --toa Set ToA in symbols (default random)\n" \
- " --toa256 Set ToA in 1/256 symbol periods\n"
-
- print(s % (self.remote_addr, self.bind_addr, self.base_port))
-
- if msg is not None:
- print(msg)
-
def parse_argv(self):
- try:
- opts, args = getopt.getopt(sys.argv[1:],
- "o:m:r:b:p:B:c:f:t:h",
- [
- "help",
- "output-file="
- "conn-mode=",
- "remote-addr=",
- "bind-addr=",
- "base-port=",
- "burst-type=",
- "burst-count=",
- "frame-number=",
- "timeslot=",
- "rssi=",
- "toa=",
- "toa256=",
- "pwr=",
- ])
- except getopt.GetoptError as err:
- self.print_help("[!] " + str(err))
- sys.exit(2)
-
- for o, v in opts:
- if o in ("-h", "--help"):
- self.print_help()
- sys.exit(2)
-
- elif o in ("-o", "--output-file"):
- self.output_file = v
- elif o in ("-m", "--conn-mode"):
- self.conn_mode = v
- elif o in ("-r", "--remote-addr"):
- self.remote_addr = v
- elif o in ("-b", "--bind-addr"):
- self.bind_addr = v
- elif o in ("-p", "--base-port"):
- self.base_port = int(v)
-
- elif o in ("-B", "--burst-type"):
- self.burst_type = v
- elif o in ("-c", "--burst-count"):
- self.burst_count = int(v)
- elif o in ("-f", "--frame-number"):
- self.fn = int(v)
- elif o in ("-t", "--timeslot"):
- self.tn = int(v)
-
- # Message specific header fields
- elif o == "--pwr":
- self.pwr = int(v)
- elif o == "--rssi":
- self.rssi = int(v)
- elif o == "--toa256":
- self.toa256 = int(v)
- elif o == "--toa":
- self.toa256 = int(float(v) * 256.0 + 0.5)
-
- def check_argv(self):
- # Check connection mode
- if self.conn_mode not in ("TRX", "L1"):
- self.print_help("[!] Unknown connection type")
- sys.exit(2)
-
- # Check connection mode
- if self.burst_type not in ("NB", "FB", "SB", "AB"):
- self.print_help("[!] Unknown burst type")
- sys.exit(2)
+ parser = argparse.ArgumentParser(prog = "burst_gen",
+ description = "Auxiliary tool to generate and send random bursts")
+
+ trx_group = parser.add_argument_group("TRX interface")
+ trx_group.add_argument("-r", "--remote-addr",
+ dest = "remote_addr", type = str, default = "127.0.0.1",
+ help = "Set remote address (default %(default)s)")
+ trx_group.add_argument("-b", "--bind-addr",
+ dest = "bind_addr", type = str, default = "0.0.0.0",
+ help = "Set bind address (default %(default)s)")
+ trx_group.add_argument("-p", "--base-port",
+ dest = "base_port", type = int, default = 6700,
+ help = "Set base port number (default %(default)s)")
+ trx_group.add_argument("-m", "--conn-mode",
+ dest = "conn_mode", type = str,
+ choices = ["TRX", "L1"], default = "TRX",
+ help = "Where to send bursts (default %(default)s)")
+ trx_group.add_argument("-o", "--output-file",
+ dest = "output_file", type = str,
+ help = "Write bursts to a capture file")
+
+ bg_group = parser.add_argument_group("Burst generation")
+ bg_group.add_argument("-B", "--burst-type",
+ dest = "burst_type", type = str,
+ choices = ["NB", "FB", "SB", "AB"], default = "NB",
+ help = "Random burst type (default %(default)s)")
+ bg_group.add_argument("-c", "--burst-count", metavar = "N",
+ dest = "burst_count", type = int, default = 1,
+ help = "How many bursts to send (default %(default)s)")
+ bg_group.add_argument("-f", "--frame-number", metavar = "FN",
+ dest = "tdma_fn", type = int,
+ help = "Set TDMA frame number (default random)")
+ bg_group.add_argument("-t", "--timeslot", metavar = "TN",
+ dest = "tdma_tn", type = int, choices = range(0, 8),
+ help = "Set TDMA timeslot (default random)")
+
+ bg_pwr_group = bg_group.add_mutually_exclusive_group()
+ bg_pwr_group.add_argument("--pwr", metavar = "dBm",
+ dest = "pwr", type = int,
+ help = "Set power level (default random)")
+ bg_pwr_group.add_argument("--rssi", metavar = "dBm",
+ dest = "rssi", type = int,
+ help = "Set RSSI (default random)")
+
+ bg_toa_group = bg_group.add_mutually_exclusive_group()
+ bg_toa_group.add_argument("--toa",
+ dest = "toa", type = int,
+ help = "Set Timing of Arrival in symbols (default random)")
+ bg_toa_group.add_argument("--toa256",
+ dest = "toa256", type = int,
+ help = "Set Timing of Arrival in 1/256 symbol periods")
+
+ return parser.parse_args()
def sig_handler(self, signum, frame):
log.info("Signal %d received" % signum)