/graphpath

Graphpath generates an ASCII network diagram from the route table of a Unix/Linux
  1. Shell 100.0%
Switch branches/tags
Nothing to show
Find file
Clone or download

Clone with HTTPS

Use Git or checkout with SVN using the web URL.

Open in Desktop Download ZIP

Launching GitHub Desktop...

If nothing happens, download GitHub Desktop and try again.

Launching GitHub Desktop...

If nothing happens, download GitHub Desktop and try again.

Launching Xcode...

If nothing happens, download Xcode and try again.

Launching Visual Studio...

If nothing happens, download the GitHub extension for Visual Studio and try again.

Fetching latest commit…
Cannot retrieve the latest commit at this time.
Permalink
Failed to load latest commit information.
LICENSE
README.md
graphpath

README.md

graphpath

Description

Graphpath generates an ASCII network diagram from the route table of a Unix/Linux router. It's a BSDRP's tool.

Dependecy

None: it's just a shell script using standards tools (route, arp, ifconfig on *BSD and ip on Linux).

To Do

Adding IPv6 support.

Examples

Here are some graphpath output:

[root@me]~# graphpath 10.0.11.11 10.0.12.12
+----------------------------+    +----------------------------+
| SOURCE HOST                |    | DESTINATION HOST           |
| IP:   10.0.11.11           |    | IP:  10.0.12.12            |
+----------------------------+    +----------------------------+
                  |                             |
+----------------------------+    +----------------------------+
| ROUTER TOWARDS SOURCE      |    | ROUTER TOWARDS DESTINATION |
| IP:   10.0.1.11            |    | IP:  10.0.1.12             |
| ARP:  02:01:32:38:b0:03    |    | ARP:  02:01:32:38:b0:04    |
+----------------------------+    +----------------------------+
                  |                             |
            --+---+-----------------------------+---
                  |
+----------------------------+
| IF:   bridge1              |
| MAC:  02:ab:de:8c:30:01    |
| IP:   10.0.1.1             |
| net:  10.0.11.0            |
| mask: 255.255.255.0        |
|                            |
|         THIS ROUTER        |
+----------------------------+

[root@me]~# graphpath 10.0.11.11 10.0.21.21
+----------------------------+
| SOURCE HOST                |
| IP:   10.0.11.11           |
+----------------------------+
              |
+----------------------------+
| ROUTER TOWARDS SOURCE      |
| IP:   10.0.1.11            |
| ARP:  02:01:32:38:b0:03    |
+----------------------------+
              |
+----------------------------+
| IF:   bridge1              |
| MAC:  02:ab:de:8c:30:01    |
| IP:   10.0.1.1             |
| net:  10.0.11.0            |
| mask: 255.255.255.0        |
|                            |
|         THIS ROUTER        |
|                            |
| net:  10.0.21.0            |
| mask: 255.255.255.0        |
| IP:   10.0.2.1             |
| MAC:  02:ab:de:8c:30:02    |
| IF:   bridge2              |
+----------------------------+
              |
+----------------------------+
| ROUTER TOWARDS DESTINATION |
| IP:   10.0.2.21            |
| ARP:  02:02:32:38:b0:05    |
+----------------------------+
              |
+----------------------------+
| DESTINATION HOST           |
| IP:   10.0.21.21           |
+----------------------------+

[root@me]~# graphpath 10.0.11.11 10.0.1.12
+----------------------------+    +----------------------------+
| SOURCE HOST                |    | DESTINATION HOST           |
| IP:   10.0.11.11           |    | IP:  10.0.1.12             |
|                            |    | ARP: 02:01:32:38:b0:04     |
+----------------------------+    +----------------------------+
                  |                             |
+----------------------------+                  |
| ROUTER TOWARDS SOURCE      |                  |
| IP:   10.0.1.11            |                  |
| ARP:  02:01:32:38:b0:03    |                  |
+----------------------------+                  |
              |                                 |
            --+---+-----------------------------+---
                  |
+----------------------------+
| IF:   bridge1              |
| MAC:  02:ab:de:8c:30:01    |
| IP:   10.0.1.1             |
| net:  10.0.11.0            |
| mask: 255.255.255.0        |
|                            |
|         THIS ROUTER        |
+----------------------------+

[root@me]~# graphpath 10.0.1.12 10.0.11.11
+----------------------------+    +----------------------------+
| SOURCE HOST                |    | DESTINATION HOST           |
| IP:   10.0.1.12            |    | IP:  10.0.11.11            |
| ARP:  02:01:32:38:b0:04    |    |                            |
+----------------------------+    +----------------------------+
                  |                             |
                  |               +----------------------------+
                  |               | ROUTER TOWARDS DESTINATION |
                  |               | IP:   10.0.1.11            |
                  |               | ARP:  02:01:32:38:b0:03    |
                  |               +----------------------------+
                  |                             |
            --+---+-----------------------------+---
                  |
+----------------------------+
| IF:   bridge1              |
| MAC:  02:ab:de:8c:30:01    |
| IP:   10.0.1.1             |
| net:  10.0.1.0             |
| mask: 255.255.255.0        |
|                            |
|         THIS ROUTER        |
+----------------------------+