uber / Tcap
Licence: mit
Uses pcap to inspect tchannel traffic over a network interface
Stars: ✭ 25
Programming Languages
javascript
184084 projects - #8 most used programming language
tcap
Uses pcap to inspect tchannel traffic over a network interface.
Usage: tcap [options]
Options:
-h, --help output usage information
-V, --version output the version number
-i --interface <interface> network interface interfaces (defaults to first with an address)
-p --port <port> a port to track or use "port1-port2" for a range of ports to track between port1 and port2
-f --filter <filter> packet filter in pcap-filter(7) syntax (default: all TCP packets on port 4040)
-s --service <service-name> service name or names to show (default: all services shown), or
use "~service-name" to exclude the service
-t --thrift <thrift> path of the directory for thrift spec files
-1 --arg1 <arg1-method> arg1 method or methods to show (default: all arg1 methods shown), or
use "~arg1-method" to exclude the arg1
--m1 show arg1 name in call responses
-r --response <response> responses to show: O[K], N[otOk], E[rror] (default: all shown)
-b --buffer-size <mb> size in MiB to buffer between libpcap and app (default: 10)
-x --hex show hex dumps for all packets
--inspect show JSON dumps for all parsed frames
--color enables colors if not connected to a tty.
--no-color disables colors if connected to a tty.
Example
To monitor tchannel traffic on ports 4040 and 4041 over the loopback and first ethernet interface on a Mac:
tcap -i lo0 -i en0 -p 4040 -p 4041
Note that the interface names differ on other systems. Use ifconfig.
Installation
On Linux, ensure that the libpcap headers are available to the build toolchain. On Debian or Ubuntu:
sudo apt-get install libpcap-dev
Install tcap either in your project, or globally as depicted:
npm install uber/tcap -g
Tests
npm test
NPM scripts
-
npm run add-licence
This will add the licence headers. -
npm run cover
This runs the tests with code coverage -
npm run lint
This will run the linter on your code -
npm test
This will run the tests. -
npm run trace
This will run your tests in tracing mode. -
npm run travis
This is run by travis.CI to run your tests -
npm run view-cover
This will show code coverage in a browser
Contributors
- kriskowal
- shannili
MIT Licenced
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