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-rwxr-xr-xsrc/target/trx_toolkit/burst_send.py194
1 files changed, 63 insertions, 131 deletions
diff --git a/src/target/trx_toolkit/burst_send.py b/src/target/trx_toolkit/burst_send.py
index 787e0fc3..499e929d 100755
--- a/src/target/trx_toolkit/burst_send.py
+++ b/src/target/trx_toolkit/burst_send.py
@@ -27,7 +27,7 @@ CR_HOLDERS = [("2017-2018", "Vadim Yanitskiy <axilirator@gmail.com>")]
import logging as log
import signal
-import getopt
+import argparse
import sys
from data_dump import DATADumpFile
@@ -36,27 +36,9 @@ 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"
-
- # Burst source
- capture_file = None
-
- # Count limitations
- msg_skip = None
- msg_count = None
-
- # Pass filtering
- pf_fn_lt = None
- pf_fn_gt = None
- pf_tn = None
-
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)
@@ -66,152 +48,102 @@ class Application:
format = "[%(levelname)s] %(filename)s:%(lineno)d %(message)s")
# Open requested capture file
- self.ddf = DATADumpFile(self.capture_file)
+ self.ddf = DATADumpFile(self.argv.capture_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)
- l12trx = True
- elif self.conn_mode == "L1":
- self.data_if = DATAInterface(self.remote_addr, self.base_port + 102,
- self.bind_addr, self.base_port + 2)
- l12trx = False
- else:
- self.print_help("[!] Unknown connection type")
- sys.exit(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)
# Read messages from the capture
messages = self.ddf.parse_all(
- skip = self.msg_skip, count = self.msg_count)
+ skip = self.argv.cnt_skip, count = self.argv.cnt_count)
if messages is False:
pass # FIXME!!!
for msg in messages:
# Pass filter
- if not self.msg_pass_filter(l12trx, msg):
+ if not self.msg_pass_filter(msg):
continue
log.info("Sending a burst %s to %s..."
- % (msg.desc_hdr(), self.conn_mode))
+ % (msg.desc_hdr(), self.argv.conn_mode))
# Send message
self.data_if.send_msg(msg)
- def msg_pass_filter(self, l12trx, msg):
+ def msg_pass_filter(self, msg):
# Direction filter
+ l12trx = self.argv.conn_mode == "TRX"
if isinstance(msg, DATAMSG_L12TRX) and not l12trx:
return False
elif isinstance(msg, DATAMSG_TRX2L1) and l12trx:
return False
# Timeslot filter
- if self.pf_tn is not None:
- if msg.tn != self.pf_tn:
+ if self.argv.pf_tn is not None:
+ if msg.tn != self.argv.pf_tn:
return False
# Frame number filter
- if self.pf_fn_lt is not None:
- if msg.fn > self.pf_fn_lt:
+ if self.argv.pf_fn_lt is not None:
+ if msg.fn > self.argv.pf_fn_lt:
return False
- if self.pf_fn_gt is not None:
- if msg.fn < self.pf_fn_gt:
+ if self.argv.pf_fn_gt is not None:
+ if msg.fn < self.argv.pf_fn_gt:
return False
# Burst passed ;)
return True
- 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" \
- " -m --conn-mode Send bursts to: TRX (default) / L1\n" \
- " -r --remote-addr Set remote address (default %s)\n" \
- " -b --bind-addr Set bind address (default %s)\n" \
- " -p --base-port Set base port number (default %d)\n\n"
-
- s += " Burst source\n" \
- " -i --capture-file Read bursts from capture file\n\n" \
-
- s += " Count limitations (disabled by default)\n" \
- " --msg-skip NUM Skip NUM messages before sending\n" \
- " --msg-count NUM Stop after sending NUM messages\n\n" \
-
- s += " Filtering (disabled by default)\n" \
- " --timeslot NUM TDMA timeslot number [0..7]\n" \
- " --frame-num-lt NUM TDMA frame number lower than NUM\n" \
- " --frame-num-gt NUM TDMA frame number greater than NUM\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:],
- "m:r:b:p:i:h",
- [
- "help",
- "conn-mode=",
- "remote-addr=",
- "bind-addr=",
- "base-port=",
- "capture-file=",
- "msg-skip=",
- "msg-count=",
- "timeslot=",
- "frame-num-lt=",
- "frame-num-gt=",
- ])
- 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)
-
- # Capture file
- elif o in ("-i", "--capture-file"):
- self.capture_file = v
-
- # TRX interface specific
- 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)
-
- # Count limitations
- elif o == "--msg-skip":
- self.msg_skip = int(v)
- elif o == "--msg-count":
- self.msg_count = int(v)
-
- # Timeslot pass filter
- elif o == "--timeslot":
- self.pf_tn = int(v)
- if self.pf_tn < 0 or self.pf_tn > 7:
- self.print_help("[!] Wrong timeslot value")
- sys.exit(2)
-
- # Frame number pass filter
- elif o == "--frame-num-lt":
- self.pf_fn_lt = int(v)
- elif o == "--frame-num-gt":
- self.pf_fn_gt = int(v)
-
- if self.capture_file is None:
- self.print_help("[!] Please specify a capture file")
- sys.exit(2)
+ parser = argparse.ArgumentParser(prog = "burst_send",
+ description = "Auxiliary tool to send (reply) captured 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("-i", "--capture-file", metavar = "FILE",
+ dest = "capture_file", type = str, required = True,
+ help = "Capture file to read bursts from")
+
+ cnt_group = parser.add_argument_group("Count limitations (optional)")
+ cnt_group.add_argument("--skip", metavar = "N",
+ dest = "cnt_skip", type = int,
+ help = "Skip N messages before sending")
+ cnt_group.add_argument("--count", metavar = "N",
+ dest = "cnt_count", type = int,
+ help = "Stop after sending N messages")
+
+ pf_group = parser.add_argument_group("Filtering (optional)")
+ cnt_group.add_argument("--timeslot", metavar = "TN",
+ dest = "pf_tn", type = int, choices = range(0, 8),
+ help = "TDMA timeslot number (equal TN)")
+ cnt_group.add_argument("--frame-num-lt", metavar = "FN",
+ dest = "pf_fn_lt", type = int,
+ help = "TDMA frame number (lower than FN)")
+ cnt_group.add_argument("--frame-num-gt", metavar = "FN",
+ dest = "pf_fn_gt", type = int,
+ help = "TDMA frame number (greater than FN)")
+
+ return parser.parse_args()
def sig_handler(self, signum, frame):
log.info("Signal %d received" % signum)