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trx_toolkit/trx_sniff.py: support additional capture filter 

Change-Id: I761debb2e1c411f2c6d489eac0adf32060966a4c
This commit is contained in:
Vadim Yanitskiy 2019-07-24 04:12:01 +07:00
parent 710503bc4c
commit fe981d65da
1 changed files with 8 additions and 0 deletions
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src/target/trx_toolkit/trx_sniff.py
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@ -75,6 +75,10 @@ class Application(ApplicationBase):
log.info("Listening on interface '%s'..." % self.argv.sniff_if)
sniff_args["iface"] = self.argv.sniff_if
if self.argv.cap_filter is not None:
log.info("Using additional capture filter '%s'" % self.argv.cap_filter)
sniff_args["filter"] += " and (%s)" % self.argv.cap_filter
# Start sniffing...
scapy.all.sniff(**sniff_args)
@ -224,6 +228,10 @@ class Application(ApplicationBase):
dest = "cap_file", type = str, metavar = "FILE",
help = "Read packets from a PCAP file")
trx_group.add_argument("-f", "--capture-filter",
dest = "cap_filter", type = str, metavar = "FILTER",
help = "Set additional capture filter (e.g. 'host 192.168.1.2')")
cnt_group = parser.add_argument_group("Count limitations (optional)")
cnt_group.add_argument("--frame-count", metavar = "N",
dest = "frame_count", type = int,