[rancid] diff to make rancid work with HP 2810-24G and tacacs+ authentication
Johan Ryberg
johan at securit.se
Fri Jul 13 08:59:45 UTC 2012
Hi.
I where having big problems when I enabled tacacs authentication for
HP 2810-24G switches and I found two issues that made rancid
(hpuifilder) to consume 100% cpu and it hang there forever.
First problem, the enable prompt
The switch are using "Login:" and I think this could be changed in the
default userprompt from "(Username|login|user name):" to
"(Username|[Ll]ogin|user name):"
--- /usr/local/bin/hlogin Fri Jul 13 10:12:12 2012
+++ hlogin Fri Jul 13 10:58:19 2012
@@ -697,7 +697,7 @@
# Figure out prompts
set u_prompt [find userprompt $router]
if { "$u_prompt" == "" } {
- set u_prompt "(Username|login|user name):"
+ set u_prompt "(Username|[Ll]ogin|user name):"
} else {
set u_prompt [join [lindex $u_prompt 0] ""]
}
Second problem, hlogin was to fast to enter the enable command after
login. The only letters that where written to the console was "nable".
I could reproduce this every time. The fix was to add a sleep in
hlogin after the "welcome prompt"
--- /usr/local/bin/hlogin Fri Jul 13 10:40:23 2012
+++ /usr/local/bin/hlogin Fri Jul 13 10:12:12 2012
@@ -394,6 +394,7 @@
expect {
"Press any key to continue" {
send " "
+ sleep 1
exp_continue
}
"Enter switch number to connect to or <CR>:" {
For the record. I'm using rancid 2.3.8 on OpenBSD 5.1
Best regards Johan Ryberg
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