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rancidscripts/hp-msm/hmsmlogin
Mike Shoup 70787fdd28 Added scripts for HP MSM devices and moved
2015-03-23 14:02:09 -06:00

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#! /usr/bin/expect --
##
## rancid 3.1
## Copyright (c) 1997-2014 by Terrapin Communications, Inc.
## All rights reserved.
##
## This code is derived from software contributed to and maintained by
## Terrapin Communications, Inc. by Henry Kilmer, John Heasley, Andrew Partan,
## Pete Whiting, Austin Schutz, and Andrew Fort.
##
## Redistribution and use in source and binary forms, with or without
## modification, are permitted provided that the following conditions
## are met:
## 1. Redistributions of source code must retain the above copyright
## notice, this list of conditions and the following disclaimer.
## 2. Redistributions in binary form must reproduce the above copyright
## notice, this list of conditions and the following disclaimer in the
## documentation and/or other materials provided with the distribution.
## 3. All advertising materials mentioning features or use of this software
## must display the following acknowledgement:
## This product includes software developed by Terrapin Communications,
## Inc. and its contributors for RANCID.
## 4. Neither the name of Terrapin Communications, Inc. nor the names of its
## contributors may be used to endorse or promote products derived from
## this software without specific prior written permission.
## 5. It is requested that non-binding fixes and modifications be contributed
## back to Terrapin Communications, Inc.
##
## THIS SOFTWARE IS PROVIDED BY Terrapin Communications, INC. AND CONTRIBUTORS
## ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
## TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COMPANY OR CONTRIBUTORS
## BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
## CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
## SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
## INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
## CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
## ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
## POSSIBILITY OF SUCH DAMAGE.
#
# The expect login scripts were based on Erik Sherk's gwtn, by permission.
#
# hmsmlogin - HP MSM login
#
# Most options are intuitive for logging into a Cisco router.
# The default is to enable (thus -noenable). Some folks have
# setup tacacs to have a user login at priv-lvl = 15 (enabled)
# so the -autoenable flag was added for this case (don't go through
# the process of enabling and the prompt will be the "#" prompt.
# The default username password is the same as the vty password.
#
# Usage line
set usage "Usage: $argv0 \[-dSV\] \[-autoenable\] \[-noenable\] \[-c command\] \
\[-Evar=x\] \[-e enable-password\] \[-f cloginrc-file\] \[-p user-password\] \
\[-r passphrase\] \[-s script-file\] \[-t timeout\] \[-u username\] \
\[-v vty-password\] \[-w enable-username\] \[-x command-file\] \
\[-y ssh_cypher_type\] router \[router...\]\n"
# env(CLOGIN) may contain:
# x == do not set xterm banner or name
# Password file
set password_file $env(HOME)/.cloginrc
# Default is to login to the router
set do_command 0
set do_script 0
# The default is to automatically enable
set avenable 1
# The default is that you login non-enabled (tacacs can have you login already
# enabled)
set avautoenable 0
# The default is to look in the password file to find the passwords. This
# tracks if we receive them on the command line.
set do_passwd 1
set do_enapasswd 1
# Save config, if prompted
set do_saveconfig 0
# Sometimes routers take awhile to answer (the default is 10 sec)
set timeoutdflt 45
#
set send_human {.2 .1 .4 .2 1}
# Find the user in the ENV, or use the unix userid.
if {[ info exists env(CISCO_USER) ]} {
set default_user $env(CISCO_USER)
} elseif {[ info exists env(USER) ]} {
set default_user $env(USER)
} elseif {[ info exists env(LOGNAME) ]} {
set default_user $env(LOGNAME)
} else {
# This uses "id" which I think is portable. At least it has existed
# (without options) on all machines/OSes I've been on recently -
# unlike whoami or id -nu.
if [ catch {exec id} reason ] {
send_error "\nError: could not exec id: $reason\n"
exit 1
}
regexp {\(([^)]*)} "$reason" junk default_user
}
if {[ info exists env(CLOGINRC) ]} {
set password_file $env(CLOGINRC)
}
# Process the command line
for {set i 0} {$i < $argc} {incr i} {
set arg [lindex $argv $i]
switch -glob -- $arg {
# Expect debug mode
-d* {
exp_internal 1
# Username
} -u* {
if {! [ regexp .\[uU\](.+) $arg ignore user]} {
incr i
set username [ lindex $argv $i ]
}
# VTY Password
} -p* {
if {! [ regexp .\[pP\](.+) $arg ignore userpasswd]} {
incr i
set userpasswd [ lindex $argv $i ]
}
set do_passwd 0
# ssh passphrase
} -r* {
if {! [ regexp .\[rR\](.+) $arg ignore passphrase]} {
incr i
set vapassphrase [ lindex $argv $i ]
}
# VTY Password
} -v* {
if {! [ regexp .\[vV\](.+) $arg ignore passwd]} {
incr i
set passwd [ lindex $argv $i ]
}
set do_passwd 0
# Version string
} -V* {
send_user "rancid 3.1\n"
exit 0
# Enable Username
} -w* {
if {! [ regexp .\[wW\](.+) $arg ignore enauser]} {
incr i
set enausername [ lindex $argv $i ]
}
# Environment variable to pass to -s scripts
} -E* {
if {[ regexp .\[E\](.+)=(.+) $arg ignore varname varvalue]} {
set E$varname $varvalue
} else {
send_user "\nError: invalid format for -E in $arg\n"
exit 1
}
# Enable Password
} -e* {
if {! [ regexp .\[e\](.+) $arg ignore enapasswd]} {
incr i
set enapasswd [ lindex $argv $i ]
}
set do_enapasswd 0
# Command to run.
} -c* {
if {! [ regexp .\[cC\](.+) $arg ignore command]} {
incr i
set command [ lindex $argv $i ]
}
set do_command 1
# Expect script to run.
} -s* {
if {! [ regexp .\[sS\](.+) $arg ignore sfile]} {
incr i
set sfile [ lindex $argv $i ]
}
if { ! [ file readable $sfile ] } {
send_user "\nError: Can't read $sfile\n"
exit 1
}
set do_script 1
# save config on exit
} -S* {
set do_saveconfig 1
# 'ssh -c' cypher type
} -y* {
if {! [ regexp .\[eE\](.+) $arg ignore cypher]} {
incr i
set cypher [ lindex $argv $i ]
}
# alternate cloginrc file
} -f* {
if {! [ regexp .\[fF\](.+) $arg ignore password_file]} {
incr i
set password_file [ lindex $argv $i ]
}
# Timeout
} -t* {
if {! [ regexp .\[tT\](.+) $arg ignore timeout]} {
incr i
set timeoutdflt [ lindex $argv $i ]
}
# Command file
} -x* {
if {! [ regexp .\[xX\](.+) $arg ignore cmd_file]} {
incr i
set cmd_file [ lindex $argv $i ]
}
if [ catch {set cmd_fd [open $cmd_file r]} reason ] {
send_user "\nError: $reason\n"
exit 1
}
set cmd_text [read $cmd_fd]
close $cmd_fd
set command [join [split $cmd_text \n] \;]
set do_command 1
# Do we enable?
} -noenable {
set avenable 0
# Does tacacs automatically enable us?
} -autoenable {
set avautoenable 1
set avenable 0
} -* {
send_user "\nError: Unknown argument! $arg\n"
send_user $usage
exit 1
} default {
break
}
}
}
# Process routers...no routers listed is an error.
if { $i == $argc } {
send_user "\nError: $usage"
}
# Only be quiet if we are running a script (it can log its output
# on its own)
if { $do_script } {
log_user 0
} else {
log_user 1
}
#
# Done configuration/variable setting. Now run with it...
#
# Sets Xterm title if interactive...if its an xterm and the user cares
proc label { host } {
global env
# if CLOGIN has an 'x' in it, don't set the xterm name/banner
if [info exists env(CLOGIN)] {
if {[string first "x" $env(CLOGIN)] != -1} { return }
}
# take host from ENV(TERM)
if [info exists env(TERM)] {
if [regexp \^(xterm|vs) $env(TERM) ignore ] {
send_user "\033]1;[lindex [split $host "."] 0]\a"
send_user "\033]2;$host\a"
}
}
}
# This is a helper function to make the password file easier to
# maintain. Using this the password file has the form:
# add password sl* pete cow
# add password at* steve
# add password * hanky-pie
proc add {var args} { global int_$var ; lappend int_$var $args}
proc include {args} {
global env
regsub -all "(^{|}$)" $args {} args
if { [ regexp "^/" $args ignore ] == 0 } {
set args $env(HOME)/$args
}
source_password_file $args
}
proc find {var router} {
upvar int_$var list
if { [info exists list] } {
foreach line $list {
if { [string match [lindex $line 0] $router ] } {
return [lrange $line 1 end]
}
}
}
return {}
}
# Loads the password file. Note that as this file is tcl, and that
# it is sourced, the user better know what to put in there, as it
# could install more than just password info... I will assume however,
# that a "bad guy" could just as easy put such code in the clogin
# script, so I will leave .cloginrc as just an extention of that script
proc source_password_file { password_file } {
global env
if { ! [file exists $password_file] } {
send_user "\nError: password file ($password_file) does not exist\n"
exit 1
}
file stat $password_file fileinfo
if { [expr ($fileinfo(mode) & 007)] != 0000 } {
send_user "\nError: $password_file must not be world readable/writable\n"
exit 1
}
if [ catch {source $password_file} reason ] {
send_user "\nError: $reason\n"
exit 1
}
}
# Log into the router.
# returns: 0 on success, 1 on failure
proc login { router user userpswd passwd enapasswd cmethod cyphertype identfile } {
global spawn_id in_proc do_command do_script passphrase
global prompt u_prompt p_prompt e_prompt sshcmd
set in_proc 1
# try each of the connection methods in $cmethod until one is successful
set progs [llength $cmethod]
foreach prog [lrange $cmethod 0 end] {
incr progs -1
regexp {(telnet|ssh)(:([^[:space:]]+))*} $prog command suffix junk port
if [string match "telnet*" $prog] {
if {"$port" == ""} {
if { $do_command || $do_script } {
set retval [ catch {spawn hpuifilter -- telnet $router} reason ]
} else {
set retval [ catch {spawn telnet $router} reason ]
}
} else {
set retval [ catch {spawn hpuifilter -- telnet $router $port} reason ]
}
if { $retval } {
send_user "\nError: telnet failed: $reason\n"
return 1
}
} elseif [string match "ssh*" $prog] {
# ssh to the router & try to login with or without an identfile.
regexp {ssh(:([^[:space:]]+))*} $prog methcmd suffix port
set cmd $sshcmd
if {"$port" != ""} {
set cmd "$cmd -p $port"
}
if {"$identfile" != ""} {
set cmd "$cmd -i $identfile"
}
if { $do_command || $do_script } {
set retval [ catch {eval spawn hpuifilter -- [split "$cmd -c $cyphertype -x -l $user $router" { }]} reason ]
} else {
set retval [ catch {eval spawn [split "$cmd -c $cyphertype -x -l $user $router" { }]} reason ]
}
if { $retval } {
send_user "\nError: $cmd failed: $reason\n"
return 1
}
} elseif ![string compare $prog "rsh"] {
send_error "\nError: unsupported method: rsh\n"
if { $progs == 0 } {
return 1
}
continue;
} else {
send_user "\nError: unknown connection method: $prog\n"
return 1
}
sleep 0.3
# This helps cleanup each expect clause.
expect_after {
timeout {
send_user "\nError: TIMEOUT reached\n"
catch {close}; catch {wait};
if { $in_proc} {
return 1
} else {
continue
}
} eof {
send_user "\nError: EOF received\n"
catch {close}; catch {wait};
if { $in_proc} {
return 1
} else {
continue
}
}
}
# Here we get a little tricky. There are several possibilities:
# the router can ask for a username and passwd and then
# talk to the TACACS server to authenticate you, or if the
# TACACS server is not working, then it will use the enable
# passwd. Or, the router might not have TACACS turned on,
# then it will just send the passwd.
# if telnet fails with connection refused, try ssh
expect {
"Press any key to continue" {
send " "
exp_continue
}
"Enter switch number to connect to or <CR>:" {
send "\r"
exp_continue
}
-re "(Connection refused|Secure connection \[^\n\r]+ refused|Connection closed by)" {
catch {close}; catch {wait};
if !$progs {
send_user "\nError: Connection Refused ($prog)\n"; return 1
}
}
"Host is unreachable" {
catch {close}; catch {wait};
send_user "\nError: Host Unreachable!\n"; wait; return 1
}
"No address associated with name" {
catch {close}; catch {wait};
send_user "\nError: Unknown host\n"; wait; return 1
}
-re "(Host key not found |The authenticity of host .* be established).* \\(yes/no\\)\\?" {
send "yes\r"
send_user "\nHost $router added to the list of known hosts.\n"
exp_continue }
-re "HOST IDENTIFICATION HAS CHANGED.* \\(yes/no\\)\\?" {
send "no\r"
send_user "\nError: The host key for $router has changed. Update the SSH known_hosts file accordingly.\n"
return 1
}
-re "HOST IDENTIFICATION HAS CHANGED\[^\n\r]+" {
send_user "\nError: The host key for $router has changed. Update the SSH known_hosts file accordingly.\n"
return 1
}
-re "Offending key for .* \\(yes/no\\)\\?" {
send "no\r"
send_user "\nError: host key mismatch for $router. Update the SSH known_hosts file accordingly.\n"
return 1
}
eof { send_user "\nError: Couldn't login\n"; wait; return 1 }
-nocase "unknown host\r" {
catch {close}; catch {wait};
send_user "\nError: Unknown host\n"; wait; return 1
}
-re "Enter passphrase.*: " {
# sleep briefly to allow time for stty -echo
sleep 1
send -- "$passphrase\r"
exp_continue
}
-re "$u_prompt" { send -- "$user\r"
expect {
eof { send_user "\nError: Couldn't login\n"; wait; return 1 }
"Login invalid" { send_user "\nError: Invalid login\n";
catch {close}; catch {wait};
return 1 }
-re "$p_prompt" { send -- "$userpswd\r" }
"$prompt" { set in_proc 0; return 0 }
"Press any key to continue" {
send " "
exp_continue
}
}
exp_continue
}
-re "$p_prompt" {
if ![string compare $prog "ssh"] {
send -- "$userpswd\r"
} else {
send -- "$passwd\r"
}
expect {
eof { send_user "\nError: Couldn't login\n";
wait;
return 1
}
"Press any key to continue" {
send " ";
exp_continue
}
-re "$e_prompt" { send -- "$enapasswd\r" }
"$prompt" { set in_proc 0;
return 0
}
}
exp_continue
}
"$prompt" { break; }
denied { send_user "\nError: Check your passwd for $router\n"
catch {close}; catch {wait}; return 1
}
"% Bad passwords" {send_user "\nError: Check your passwd for $router\n"; return 1 }
}
}
set in_proc 0
return 0
}
# Enable
proc do_enable { enauser enapasswd } {
global prompt in_proc
global u_prompt e_prompt
set in_proc 1
send "enable\r"
expect {
-re "$u_prompt" { send -- "$enauser\r"; exp_continue}
-re "$e_prompt" { send -- "$enapasswd\r"; exp_continue}
"#" { set prompt "#" }
"(enable)" { set prompt "> (enable) " }
denied { send_user "\nError: Check your Enable passwd\n"; return 1}
"% Bad passwords" { send_user "\nError: Check your Enable passwd\n"
return 1
}
}
# We set the prompt variable (above) so script files don't need
# to know what it is.
set in_proc 0
return 0
}
# Run commands given on the command line.
proc run_commands { prompt command } {
global do_saveconfig in_proc
set in_proc 1
# Turn off the pager and escape regex meta characters in the $prompt
send "no page\r"
regsub -all {[)(]} $prompt {\\&} reprompt
regsub -all {^(.{1,11}).*([#>])$} $reprompt {\1([^#>\r\n]+)?[#>](\\([^)\\r\\n]+\\))?} reprompt
expect {
-re $reprompt {}
-re "\[\n\r]+" { exp_continue }
}
# this is the only way i see to get rid of more prompts in o/p..grrrrr
log_user 0
set sep "\\1\u001"
regsub -all {([^\\])\;} $command "$sep" esccommand
set sep "\u001"
set commands [split $esccommand $sep]
set num_commands [llength $commands]
# if the pager can not be turned off, we have to look for the "More"
# prompt.
for {set i 0} {$i < $num_commands} { incr i} {
send -- "[subst -nocommands [lindex $commands $i]]\r"
expect {
-re "^\[^\n\r *]*$reprompt" { catch {send_user -- "$expect_out(buffer)"} }
-re "^\[^\n\r]*$reprompt " { catch {send_user -- "$expect_out(buffer)"} }
-re "\[\n\r]+" { catch {send_user -- "$expect_out(buffer)"}
exp_continue }
-re "\[^\r\n]*Press <SPACE> to cont\[^\r\n]*" {
catch {send " "};
expect {
# gag, 2 more prompts
-re "\[\r\n]*\r" {}
-re "\[^\r\n]*Press <SPACE> to cont\[^\r\n]*" {
catch {send " "};
exp_continue
}
}
exp_continue
}
-re "^<-+ More -+>\[^\n\r]*" { catch {send " "}
exp_continue }
-re "^-+ MORE -+\[^\n\r]*" { catch {send " "}
exp_continue }
# 3 flavours of the more prompt, -- first -More-, then --More-- (for
# cisco/riverhead AGM), then with more dashes.
-re "^-More-\[^\n\r-]*" { catch {send " "}
exp_continue }
-re "^--More--\[^\n\r-]*" { catch {send " "}
exp_continue }
-re "^---+More---+\[^\n\r]*" {
catch {send " "}
exp_continue }
-re "\b+" { exp_continue }
}
}
log_user 1
send -h "quit\r"
expect {
"Do you want to save current configuration" {
if {$do_saveconfig} {
catch {send "y\r"}
} else {
catch {send "n\r"}
}
exp_continue
}
"Do you wish to save " {
if {$do_saveconfig} {
catch {send "y\r"}
} else {
catch {send "n\r"}
}
exp_continue
}
"Do you want to log out" {
catch {send "y\r"}
exp_continue
}
-re "\[\r\n]+" { exp_continue }
-re "^.+>" {
catch {send -h "exit\r"}
exp_continue
}
timeout { catch {close}; catch {wait};
return 0
}
eof { return 0 }
}
set in_proc 0
}
#
# For each router... (this is main loop)
#
source_password_file $password_file
set in_proc 0
set exitval 0
foreach router [lrange $argv $i end] {
set router [string tolower $router]
send_user "$router\n"
# device timeout
set timeout [find timeout $router]
if { [llength $timeout] == 0 } {
set timeout $timeoutdflt
}
# Figure out prompt.
# Since autoenable is off by default, if we have it defined, it
# was done on the command line. If it is not specifically set on the
# command line, check the password file.
if $avautoenable {
set autoenable 1
set enable 0
set prompt "#"
} else {
set ae [find autoenable $router]
if { "$ae" == "1" } {
set autoenable 1
set enable 0
set prompt "#"
} else {
set autoenable 0
set enable $avenable
set prompt ">"
}
}
# look for noenable option in .cloginrc
if { [find noenable $router] == "1" } {
set enable 0
}
# Figure out passwords
if { $do_passwd || $do_enapasswd } {
set pswd [find password $router]
if { [llength $pswd] == 0 } {
send_user "\nError: no password for $router in $password_file.\n"
continue
}
if { $enable && $do_enapasswd && $autoenable == 0 && [llength $pswd] < 2 } {
send_user "\nError: no enable password for $router in $password_file.\n"
continue
}
set passwd [join [lindex $pswd 0] ""]
set enapasswd [join [lindex $pswd 1] ""]
} else {
set passwd $userpasswd
set enapasswd $enapasswd
}
# Figure out username
if {[info exists username]} {
# command line username
set ruser $username
} else {
set ruser [join [find user $router] ""]
if { "$ruser" == "" } { set ruser $default_user }
}
# Figure out username's password (if different from the vty password)
if {[info exists userpasswd]} {
# command line username
set userpswd $userpasswd
} else {
set userpswd [join [find userpassword $router] ""]
if { "$userpswd" == "" } { set userpswd $passwd }
}
# Figure out enable username
if {[info exists enausername]} {
# command line enausername
set enauser $enausername
} else {
set enauser [join [find enauser $router] ""]
if { "$enauser" == "" } { set enauser $ruser }
}
# Figure out prompts
set u_prompt [find userprompt $router]
if { "$u_prompt" == "" } {
set u_prompt "(\[Uu]sername|\[Ll]ogin|user name|Login Name):"
} else {
set u_prompt [join [lindex $u_prompt 0] ""]
}
set p_prompt [find passprompt $router]
if { "$p_prompt" == "" } {
set p_prompt "(\[Pp]assword|passwd):"
} else {
set p_prompt [join [lindex $p_prompt 0] ""]
}
set e_prompt [find enableprompt $router]
if { "$e_prompt" == "" } {
set e_prompt "\[Pp]assword:"
} else {
set e_prompt [join [lindex $e_prompt 0] ""]
}
# Figure out identity file to use
set identfile [join [lindex [find identity $router] 0] ""]
# Figure out passphrase to use
if {[info exists avpassphrase]} {
set passphrase $avpassphrase
} else {
set passphrase [join [lindex [find passphrase $router] 0] ""]
}
if { ! [string length "$passphrase"]} {
set passphrase $passwd
}
# Figure out cypher type
if {[info exists cypher]} {
# command line cypher type
set cyphertype $cypher
} else {
set cyphertype [find cyphertype $router]
if { "$cyphertype" == "" } { set cyphertype "3des" }
}
# Figure out connection method
set cmethod [find method $router]
if { "$cmethod" == "" } { set cmethod {{telnet} {ssh}} }
# Figure out the SSH executable name
set sshcmd [join [lindex [find sshcmd $router] 0] ""]
if { "$sshcmd" == "" } { set sshcmd {ssh} }
# Adjust our path to find hpuifilter
set hpf_path ""
regexp {(.*)/[^/]+} $argv0 junk hpf_path
if { "$hpf_path" != "" && "$hpf_path" != "." } {
append env(PATH) ":$hpf_path"
}
# Login to the router
if {[login $router $ruser $userpswd $passwd $enapasswd $cmethod $cyphertype $identfile]} {
incr exitval
continue
}
if { $enable } {
if {[do_enable $enauser $enapasswd]} {
if { $do_command || $do_script } {
incr exitval
catch {close}; catch {wait};
continue
}
}
}
# we are logged in, now figure out the full prompt
send "\r"
expect {
-re "\[\r\n]+" { exp_continue; }
-re "^.+$prompt" { set prompt $expect_out(0,string); }
}
if { $do_command } {
if {[run_commands $prompt $command]} {
incr exitval
continue
}
} elseif { $do_script } {
# disable the pager
send "no page\r"
expect -re $prompt {}
source $sfile
catch {close};
} else {
label $router
log_user 1
interact
}
# End of for each router
catch {wait};
sleep 0.3
}
exit $exitval
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