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srllogin
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srllogin
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#! /usr/local/bin/expect --
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##
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## rancid 3.11
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## Copyright (c) 2023 by Nick Peelman
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## All rights reserved.
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##
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## This code is derived from software contributed to and maintained by
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## Henry Kilmer, John Heasley, Andrew Partan,
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## Pete Whiting, Austin Schutz, and Andrew Fort.
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##
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## Redistribution and use in source and binary forms, with or without
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## modification, are permitted provided that the following conditions
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## are met:
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## 1. Redistributions of source code must retain the above copyright
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## notice, this list of conditions and the following disclaimer.
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## 2. Redistributions in binary form must reproduce the above copyright
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## notice, this list of conditions and the following disclaimer in the
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## documentation and/or other materials provided with the distribution.
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## 3. Neither the name of RANCID nor the names of its
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## contributors may be used to endorse or promote products derived from
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## this software without specific prior written permission.
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##
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## THIS SOFTWARE IS PROVIDED BY Henry Kilmer, John Heasley AND CONTRIBUTORS
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## ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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## TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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## PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COMPANY OR CONTRIBUTORS
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## BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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## CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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## SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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## INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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## CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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## ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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## POSSIBILITY OF SUCH DAMAGE.
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##
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## It is the request of the authors, but not a condition of license, that
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## parties packaging or redistributing RANCID NOT distribute altered versions
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## of the etc/rancid.types.base file nor alter how this file is processed nor
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## when in relation to etc/rancid.types.conf. The goal of this is to help
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## suppress our support costs. If it becomes a problem, this could become a
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## condition of license.
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#
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# The expect login scripts were based on Erik Sherk's gwtn, by permission.
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#
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# The original looking glass software was written by Ed Kern, provided by
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# permission and modified beyond recognition.
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#
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# noklogin - Nokia (Alcatel-Lucent) SR OS login
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#
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# Most options are intuitive for logging into a Cisco router.
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# The default username password is the same as the vty password.
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#
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# Sometimes routers take awhile to answer (the default is 10 sec)
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set timeoutdflt 45
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# Some CLIs having problems if we write too fast (Extreme, PIX, Cat)
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set send_human {.2 .1 .4 .2 1}
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# Usage line
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set usage "Usage: $argv0 \[-dhiSV\] \[-m|M\] \[-autoenable\] \[-noenable\] \
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\[-c command\] \[-Evar=x\] \[-e enable-password\] \[-f cloginrc-file\] \
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\[-p user-password\] \[-r passphrase\] \[-s script-file\] \[-t timeout\] \
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\[-u username\] \[-v vty-password\] \[-w enable-username\] \[-x command-file\] \
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\[-y ssh_cypher_type\] router \[router...\]\n"
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# Password file
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set password_file $env(HOME)/.cloginrc
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# Default is to login to the router
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set do_command 0
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set do_interact 0
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set do_script 0
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# The default is to automatically enable
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if {! [info exists avenable]} {
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set avenable 0
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}
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# The default is that you login non-enabled (tacacs can have you login already
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# enabled)
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set avautoenable 0
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# The default is to look in the password file to find the passwords. This
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# tracks if we receive them on the command line.
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set do_passwd 1
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set do_enapasswd 1
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# Save config, if prompted
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set do_saveconfig 0
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# cloginrc debugging knob
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set do_cloginrcdbg 0
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# Sometimes routers take awhile to answer (the default is 10 sec)
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if {! [info exists timeoutdflt]} {
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set timeoutdflt 10
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}
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# spawn tty options
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set spawnopts {}
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# intialize cloginrc parsing stacks
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set int_file {}
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set int_lineno {}
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# env(CLOGIN) may contain:
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# x == do not set xterm banner or name
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# Find the user in the ENV, or use the unix userid.
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if {![info exists default_user] && [info exists env(CISCO_USER)]} {
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if {[string length $env(CISCO_USER)]} {
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set default_user $env(CISCO_USER)
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}
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}
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if {![info exists default_user] && [info exists env(USER)]} {
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if {[string length $env(USER)]} {
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set default_user $env(USER)
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}
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}
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if {![info exists default_user] && [info exists env(LOGNAME)]} {
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if {[string length $env(LOGNAME)]} {
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set default_user $env(LOGNAME)
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}
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}
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if (![info exists default_user]) {
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# This uses "id" which I think is portable. At least it has existed
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# (without options) on all machines/OSes I've been on recently -
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# unlike whoami or id -nu.
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if [catch {exec id} reason] {
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send_error "\nError: could not exec id: $reason\n"
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exit 1
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}
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regexp {\(([^)]*)} "$reason" junk default_user
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}
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if {[info exists env(CLOGINRC)]} {
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set password_file $env(CLOGINRC)
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}
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# Process the command line
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for {set i 0} {$i < $argc} {incr i} {
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set arg [lindex $argv $i]
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switch -glob -- $arg {
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# Expect debug mode
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-d* {
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exp_internal 1
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# Help
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} -h* {
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send_user "$usage"
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exit 0
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# Command to run.
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} -c* {
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if {! [regexp .\[cC\](.+) $arg ignore command]} {
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incr i
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set command [lindex $argv $i]
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}
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set do_command 1
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# Enable Password
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} -e* {
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if {! [regexp .\[e\](.+) $arg ignore enapasswd]} {
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incr i
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set enapasswd [lindex $argv $i]
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}
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set do_enapasswd 0
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# Environment variable to pass to -s scripts
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} -E* {
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if {[regexp .\[E\](.+)=(.+) $arg ignore varname varvalue]} {
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set E$varname $varvalue
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} else {
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send_user "\nError: invalid format for -E in $arg\n"
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exit 1
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}
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# alternate cloginrc file
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} -f* {
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if {! [regexp .\[fF\](.+) $arg ignore password_file]} {
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incr i
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set password_file [lindex $argv $i]
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}
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# interactive
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} -i* {
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set do_interact 1
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# user Password
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} -p* {
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if {! [regexp .\[pP\](.+) $arg ignore userpasswd]} {
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incr i
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set userpasswd [lindex $argv $i]
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}
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set do_passwd 0
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# cloginrc debugging knobs
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} -m* {
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set do_cloginrcdbg 1
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} -M* {
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set do_cloginrcdbg 2
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# ssh passphrase
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} -r* {
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if {! [regexp .\[rR\](.+) $arg ignore passphrase]} {
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incr i
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set avpassphrase [lindex $argv $i]
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}
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# Expect script to run.
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} -s* {
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if {! [regexp .\[sS\](.+) $arg ignore sfile]} {
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incr i
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set sfile [lindex $argv $i]
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}
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if {! [file readable $sfile]} {
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send_user "\nError: Can't read $sfile\n"
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exit 1
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}
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set do_script 1
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# save config on exit
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} -S* {
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# may not be supported by the script and may not be applicable to
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# the platform
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set do_saveconfig 1
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# Timeout
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} -t* {
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if {! [regexp .\[tT\](.+) $arg ignore timeout]} {
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incr i
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set timeoutdflt [lindex $argv $i]
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}
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# Username
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} -u* {
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if {! [regexp .\[uU\](.+) $arg ignore user]} {
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incr i
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set username [lindex $argv $i]
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}
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# VTY Password
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} -v* {
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# some scripts ignore -v, like jlogin
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if {! [regexp .\[vV\](.+) $arg ignore passwd]} {
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incr i
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set passwd [lindex $argv $i]
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}
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set do_passwd 0
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# Version string
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} -V* {
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send_user "rancid 3.11\n"
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exit 0
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# Enable Username
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} -w* {
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# may not be supported by the script and may not be applicable to
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# the platform
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if {! [regexp .\[wW\](.+) $arg ignore enauser]} {
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incr i
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set enausername [lindex $argv $i]
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}
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# Command file
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} -x* {
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if {! [regexp .\[xX\](.+) $arg ignore cmd_file]} {
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incr i
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set cmd_file [lindex $argv $i]
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}
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if [catch {set cmd_fd [open $cmd_file r]} reason] {
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send_user "\nError: $reason\n"
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exit 1
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}
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set cmd_text [read $cmd_fd]
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close $cmd_fd
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set command [join [split $cmd_text \n] \;]
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set do_command 1
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# 'ssh -c' cypher type
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} -y* {
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if {! [regexp .\[eE\](.+) $arg ignore cypher]} {
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incr i
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set cypher [lindex $argv $i]
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}
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# Do we enable?
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} -noenable {
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set avenable 0
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# Does tacacs automatically enable us?
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} -autoenable {
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set avautoenable 1
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set avenable 0
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} -* {
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send_user "\nError: Unknown argument! $arg\n"
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send_user $usage
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exit 1
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} default {
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break
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}
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}
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}
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# Process routers...no routers listed is an error.
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if {$i == $argc} {
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send_user "\nError: $usage"
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}
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# Only be quiet if we are running a script (it can log its output
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# on its own)
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if {$do_script} {
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log_user 0
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} else {
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log_user 1
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}
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#
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# Done configuration/variable setting. Now run with it...
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#
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# Sets Xterm title if interactive...if its an xterm and the user cares
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proc label {host} {
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global env
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# if CLOGIN has an 'x' in it, don't set the xterm name/banner
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if [info exists env(CLOGIN)] {
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if {[string first "x" $env(CLOGIN)] != -1} { return }
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}
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# take host from ENV(TERM)
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if [info exists env(TERM)] {
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if [regexp \^(xterm|vs) $env(TERM) ignore] {
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send_user "\033]1;[lindex [split $host "."] 0]\a"
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send_user "\033]2;$host\a"
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}
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}
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}
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# This is a helper function to make the password file easier to
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# maintain. Using this the password file has the form:
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# add password sl* pete cow
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# add password at* steve
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# add password * hanky-pie
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proc add {var args} {
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global int_file int_lineno int_$var
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set file [lindex $int_file 0]
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set lineno [lindex $int_lineno 0]
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lappend int_$var "$var:$file:$lineno: $args"
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}
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proc include {args} {
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global env
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regsub -all "(^{|}$)" $args {} args
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if {[regexp "^/" $args ignore] == 0} {
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set args $env(HOME)/$args
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}
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source_password_file $args
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}
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proc find {var router} {
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global do_cloginrcdbg
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upvar int_$var list
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if {[info exists list]} {
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foreach line $list {
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if {[string match -nocase [lindex $line 1] $router]} {
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if {$do_cloginrcdbg > 0} {
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send_error -- [join [list [lindex $line 0] [lrange $line 1 end] "\r\n"]]
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}
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if {$do_cloginrcdbg == 2} {
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# save return value
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if {! [info exists result]} {
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set result [lrange $line 2 end]
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}
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} else {
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return [lrange $line 2 end]
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}
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}
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}
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}
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if {$do_cloginrcdbg == 2} {
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if {[info exists result]} {
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return $result
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}
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}
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return {}
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}
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# Loads the password file. Note that as this file is tcl, and that
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# it is sourced, the user better know what to put in there, as it
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# could install more than just password info... I will assume however,
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# that a "bad guy" could just as easy put such code in the clogin
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# script, so I will leave .cloginrc as just an extention of that script
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proc source_password_file {file} {
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global env int_file int_lineno
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if {! [file exists $file]} {
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send_user "\nError: password file ($file) does not exist\n"
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exit 1
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}
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file stat $file fileinfo
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if {[expr ($fileinfo(mode) & 007)] != 0000} {
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send_user "\nError: $file must not be world readable/writable\n"
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exit 1
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}
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if [catch {set fd [open $file "r"]} reason] {
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send_user "\nError: $reason\n"
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exit 1
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||||||
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}
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set int_file [linsert $int_file 0 $file]
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set int_lineno [linsert $int_lineno 0 0]
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while {[gets $fd line] >= 0} {
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set tmp [lindex $int_lineno 0]; incr tmp
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lset int_lineno 0 $tmp
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|
eval $line
|
||||||
|
}
|
||||||
|
set int_file [lrange $int_file 1 end]
|
||||||
|
set int_lineno [lrange $int_lineno 1 end]
|
||||||
|
close $fd
|
||||||
|
}
|
||||||
|
|
||||||
|
# Log into the router.
|
||||||
|
# returns: 0 on success, 1 on failure, -1 if rsh was used successfully
|
||||||
|
proc login { router user userpswd passwd cmethod cyphertype identfile } {
|
||||||
|
global command spawn_id in_proc do_command do_script passphrase
|
||||||
|
global prompt prompt_match u_prompt p_prompt e_prompt sshcmd telnetcmd
|
||||||
|
global spawnopts
|
||||||
|
set in_proc 1
|
||||||
|
set uprompt_seen 0
|
||||||
|
|
||||||
|
# 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
|
||||||
|
if [string match "telnet*" $prog] {
|
||||||
|
regexp {telnet(:([^[:space:]]+))*} $prog methcmd suffix port
|
||||||
|
if {"$port" == ""} {
|
||||||
|
set retval [catch {eval spawn $spawnopts [split "$telnetcmd $router"]} reason]
|
||||||
|
} else {
|
||||||
|
set retval [catch {eval spawn $spawnopts [split "$telnetcmd $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 $port"
|
||||||
|
}
|
||||||
|
if {"$cyphertype" != ""} {
|
||||||
|
set cmd "$cmd -c $cyphertype"
|
||||||
|
}
|
||||||
|
if {"$identfile" != ""} {
|
||||||
|
set cmd "$cmd -i $identfile"
|
||||||
|
}
|
||||||
|
set retval [catch {eval spawn $spawnopts [split "$cmd -x -l $user $router" { }]} reason]
|
||||||
|
if { $retval } {
|
||||||
|
send_user "\nError: $cmd failed: $reason\n"
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
} elseif ![string compare $prog "rsh"] {
|
||||||
|
if { ! $do_command } {
|
||||||
|
if { [llength $cmethod] == 1 } {
|
||||||
|
send_user "\nError: rsh is an invalid method for -x and "
|
||||||
|
send_user "interactive logins\n"
|
||||||
|
}
|
||||||
|
if { $progs == 0 } {
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
# handle escaped ;s in commands, and ;; and ^;
|
||||||
|
regsub -all {([^\\]);} $command "\\1\u0002;" esccommand
|
||||||
|
regsub -all {([^\\]);;} $esccommand "\\1;\u0002;" command
|
||||||
|
regsub {^;} $command "\u0002;" esccommand
|
||||||
|
regsub -all {[\\];} $esccommand ";" command
|
||||||
|
regsub -all {\u0002;} $command "\u0002" esccommand
|
||||||
|
set sep "\u0002"
|
||||||
|
set commands [split $esccommand $sep]
|
||||||
|
set num_commands [llength $commands]
|
||||||
|
set rshfail 0
|
||||||
|
for {set i 0} {$i < $num_commands && !$rshfail} { incr i} {
|
||||||
|
log_user 0
|
||||||
|
set retval [catch {spawn rsh $user@$router [lindex $commands $i] } reason]
|
||||||
|
if { $retval } {
|
||||||
|
send_user "\nError: rsh failed: $reason\n"
|
||||||
|
log_user 1; return 1
|
||||||
|
}
|
||||||
|
send_user "$router# [lindex $commands $i]\n"
|
||||||
|
|
||||||
|
# rcmd does not get a pager and no prompts, so we just have to
|
||||||
|
# look for failures & lines.
|
||||||
|
expect {
|
||||||
|
"Connection refused" { catch {close}; catch {wait};
|
||||||
|
send_user "\nError: Connection\
|
||||||
|
Refused ($prog): $router\n"
|
||||||
|
set rshfail 1
|
||||||
|
}
|
||||||
|
-re "(Connection closed by|Connection to \[^\n\r]+ closed)" {
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
send_user "\nError: Connection\
|
||||||
|
closed ($prog): $router\n"
|
||||||
|
set rshfail 1
|
||||||
|
}
|
||||||
|
"Host is unreachable" { catch {close}; catch {wait};
|
||||||
|
send_user "\nError: Host Unreachable:\
|
||||||
|
$router\n"
|
||||||
|
set rshfail 1
|
||||||
|
}
|
||||||
|
"No address associated with" {
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
send_user "\nError: Unknown host\
|
||||||
|
$router\n"
|
||||||
|
set rshfail 1
|
||||||
|
}
|
||||||
|
-re "\b+" { exp_continue }
|
||||||
|
-re "\[\n\r]+" { send_user -- "$expect_out(buffer)"
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
timeout { catch {close}; catch {wait};
|
||||||
|
send_user "\nError: TIMEOUT reached\n"
|
||||||
|
set rshfail 1
|
||||||
|
}
|
||||||
|
eof { catch {close}; catch {wait}; }
|
||||||
|
}
|
||||||
|
log_user 1
|
||||||
|
}
|
||||||
|
if { $rshfail } {
|
||||||
|
if { !$progs } {
|
||||||
|
return 1
|
||||||
|
} else {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
}
|
||||||
|
# fake the end of the session for rancid.
|
||||||
|
send_user "$router# quit\n"
|
||||||
|
# return rsh "success"
|
||||||
|
return -1
|
||||||
|
} else {
|
||||||
|
send_user "\nError: unknown connection method: $prog\n"
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
sleep 0.3
|
||||||
|
|
||||||
|
# This helps cleanup each expect clause.
|
||||||
|
expect_after {
|
||||||
|
timeout {
|
||||||
|
global in_proc
|
||||||
|
send_user "\nError: TIMEOUT reached\n"
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
if {$in_proc} {
|
||||||
|
return 1
|
||||||
|
} else {
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
} eof {
|
||||||
|
global in_proc
|
||||||
|
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 {
|
||||||
|
-re "(Connection refused|Secure connection \[^\n\r]+ refused)" {
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
if !$progs {
|
||||||
|
send_user "\nError: Connection Refused ($prog): $router\n"
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
-re "(Connection closed by|Connection to \[^\n\r]+ closed)" {
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
if !$progs {
|
||||||
|
send_user "\nError: Connection closed ($prog): $router\n"
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
}
|
||||||
|
eof { send_user "\nError: Couldn't login: $router\n"; wait; return 1 }
|
||||||
|
-nocase "unknown host\r" {
|
||||||
|
send_user "\nError: Unknown host $router\n";
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
"Host is unreachable" {
|
||||||
|
send_user "\nError: Host Unreachable: $router\n";
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
"No address associated with name" {
|
||||||
|
send_user "\nError: Unknown host $router\n";
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
-re "(Host key not found |The authenticity of host .* be established)" {
|
||||||
|
expect {
|
||||||
|
-re "\\(yes\/no\[^\\)]*\\)\\?" {
|
||||||
|
send "yes\r";
|
||||||
|
send_user "\nHost $router added to the list of known hosts.\n"
|
||||||
|
}
|
||||||
|
-re "\[^\r\n]*\[\r\n]+" { exp_continue; }
|
||||||
|
}
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "HOST IDENTIFICATION HAS CHANGED" {
|
||||||
|
send_user "\nError: The host key for $router has changed. Update the SSH known_hosts file accordingly.\n"
|
||||||
|
expect {
|
||||||
|
-re "\\(yes\/no\\)\\?" { send "no\r" }
|
||||||
|
-re " strict checking\.\[\r\n]+" { }
|
||||||
|
-re "\[^\r\n]*\[\r\n]+" { exp_continue; }
|
||||||
|
}
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
-re "Offending key for " {
|
||||||
|
send_user "\nError: host key mismatch for $router. Update the SSH known_hosts file accordingly.\n"
|
||||||
|
expect {
|
||||||
|
-re "\\(yes\/no\\)\\?" { send "no\r" }
|
||||||
|
-re "\[^\r\n]*\[\r\n]+" { exp_continue; }
|
||||||
|
}
|
||||||
|
catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
-nocase -re "^warning: remote host denied authentication agent forwarding." {
|
||||||
|
exp_continue;
|
||||||
|
}
|
||||||
|
-re "(denied|Sorry)" {
|
||||||
|
send_user "\nError: Check your passwd for $router\n"
|
||||||
|
catch {close}; catch {wait}; return 1
|
||||||
|
}
|
||||||
|
"Login failed" {
|
||||||
|
send_user "\nError: Check your passwd for $router\n"
|
||||||
|
catch {close}; catch {wait}; return 1
|
||||||
|
}
|
||||||
|
-re "% (Bad passwords|Authentication failed)" {
|
||||||
|
send_user "\nError: Check your passwd for $router\n"
|
||||||
|
catch {close}; catch {wait}; return 1
|
||||||
|
}
|
||||||
|
-re "Last login:" {
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "Press the <tab> key \[^\r\n]+\[\r\n]+" {
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "@\[^\r\n]+ $p_prompt" {
|
||||||
|
# ssh pwd prompt
|
||||||
|
sleep 1
|
||||||
|
send -- "$userpswd\r"
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "Enter passphrase.*: " {
|
||||||
|
# sleep briefly to allow time for stty -echo
|
||||||
|
sleep .3
|
||||||
|
send -- "$passphrase\r"
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "$u_prompt" {
|
||||||
|
send -- "$user\r"
|
||||||
|
set uprompt_seen 1
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "$p_prompt" {
|
||||||
|
sleep 1
|
||||||
|
if {$uprompt_seen == 1} {
|
||||||
|
send -- "$userpswd\r"
|
||||||
|
} else {
|
||||||
|
send -- "$passwd\r"
|
||||||
|
}
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "$prompt" {
|
||||||
|
set prompt_match $expect_out(0,string);
|
||||||
|
break;
|
||||||
|
}
|
||||||
|
"Login invalid" {
|
||||||
|
send_user "\nError: Invalid login: $router\n";
|
||||||
|
catch {close}; catch {wait}; return 1
|
||||||
|
}
|
||||||
|
-re "\[^\r\n]*\[\r\n]+" { exp_continue; }
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
set in_proc 0
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
# Run commands given on the command line.
|
||||||
|
proc run_commands { prompt command } {
|
||||||
|
global do_interact do_saveconfig in_proc
|
||||||
|
set in_proc 1
|
||||||
|
|
||||||
|
# match sros config mode prompts too, such as A:name>mode>mode#
|
||||||
|
# or *A:name>...#.
|
||||||
|
regsub -all -- {#$} $prompt {[^\r\n# ]*#} reprompt
|
||||||
|
|
||||||
|
# this is the only way i see to get rid of more prompts in o/p..grrrrr
|
||||||
|
log_user 0
|
||||||
|
|
||||||
|
# handle escaped ;s in commands, and ;; and ^;
|
||||||
|
regsub -all {([^\\]);} $command "\\1\u0002;" esccommand
|
||||||
|
regsub -all {([^\\]);;} $esccommand "\\1;\u0002;" command
|
||||||
|
regsub {^;} $command "\u0002;" esccommand
|
||||||
|
regsub -all {[\\];} $esccommand ";" command
|
||||||
|
regsub -all {\u0002;} $command "\u0002" esccommand
|
||||||
|
set sep "\u0002"
|
||||||
|
set commands [split $esccommand $sep]
|
||||||
|
set num_commands [llength $commands]
|
||||||
|
for {set i 0} {$i < $num_commands} { incr i} {
|
||||||
|
send -- "[subst -nocommands [lindex $commands $i]]\r"
|
||||||
|
expect {
|
||||||
|
-re "^\[^\n\r *]*$reprompt" { send_user -- "$expect_out(buffer)"
|
||||||
|
}
|
||||||
|
-re "^\[^\n\r]*$reprompt." { send_user -- "$expect_out(buffer)"
|
||||||
|
}
|
||||||
|
-re "\[^\r\n]*\[\n\r]+" { send_user -- "$expect_out(buffer)"
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
-re "\[^\r\n]*Press any key to continue \\\(Q to quit\\\)" {
|
||||||
|
send " "
|
||||||
|
# bloody ^[[2K after " "
|
||||||
|
expect {
|
||||||
|
-re "^\[^\r\n]*\r" {}
|
||||||
|
}
|
||||||
|
exp_continue
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
log_user 1
|
||||||
|
|
||||||
|
if { $do_interact == 1 } {
|
||||||
|
interact
|
||||||
|
return 0
|
||||||
|
}
|
||||||
|
|
||||||
|
send -h "quit\r"
|
||||||
|
expect {
|
||||||
|
-re "Connection to (.*) closed." { return 0 }
|
||||||
|
-re "\[\n\r]+" { exp_continue }
|
||||||
|
timeout { catch {close}; catch {wait};
|
||||||
|
return 1
|
||||||
|
}
|
||||||
|
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
|
||||||
|
set prompt_match ""
|
||||||
|
# if we have dont have a tty, we need some additional terminal settings
|
||||||
|
if [catch {open /dev/tty w} ttyid] {
|
||||||
|
# no tty, ie: cron
|
||||||
|
set spawnopts "-nottycopy"
|
||||||
|
set stty_init "cols 132"
|
||||||
|
} else {
|
||||||
|
catch {close ttyid} reason
|
||||||
|
}
|
||||||
|
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
|
||||||
|
}
|
||||||
|
|
||||||
|
# Default prompt.
|
||||||
|
set prompt [join [find prompt $router] ""]
|
||||||
|
if { [llength $prompt] == 0 } {
|
||||||
|
set prompt "#"
|
||||||
|
}
|
||||||
|
|
||||||
|
# Figure out passwords
|
||||||
|
if { $do_passwd } {
|
||||||
|
set pswd [find password $router]
|
||||||
|
if { [llength $pswd] == 0 } {
|
||||||
|
send_user -- "\nError: no password for $router in $password_file.\n"
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
set passwd [join [lindex $pswd 0] ""]
|
||||||
|
} else {
|
||||||
|
set passwd $userpasswd
|
||||||
|
}
|
||||||
|
|
||||||
|
# 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 prompts
|
||||||
|
set u_prompt [find userprompt $router]
|
||||||
|
if { "$u_prompt" == "" } {
|
||||||
|
set u_prompt "(\[Uu]sername|Login|login|user name|User):"
|
||||||
|
} else {
|
||||||
|
set u_prompt [join [lindex $u_prompt 0] ""]
|
||||||
|
}
|
||||||
|
set p_prompt [find passprompt $router]
|
||||||
|
if { "$p_prompt" == "" } {
|
||||||
|
set p_prompt "(\[Pp]assword|passwd|Enter password for \[^ :]+):"
|
||||||
|
} else {
|
||||||
|
set p_prompt [join [lindex $p_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]
|
||||||
|
}
|
||||||
|
|
||||||
|
# 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} }
|
||||||
|
|
||||||
|
# Figure out the telnet executable name
|
||||||
|
set telnetcmd [join [lindex [find telnetcmd $router] 0] ""]
|
||||||
|
if { "$telnetcmd" == "" } { set telnetcmd "telnet -K" }
|
||||||
|
|
||||||
|
# if [-mM], skip do not login
|
||||||
|
if { $do_cloginrcdbg > 0 } { continue; }
|
||||||
|
|
||||||
|
# Login to the router
|
||||||
|
if {[login $router $ruser $userpswd $passwd $cmethod $cyphertype $identfile]} {
|
||||||
|
incr exitval
|
||||||
|
# if login failed or rsh was unsuccessful, move on to the next device
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
# we are logged in, now figure out the full prompt:
|
||||||
|
# cli prompt:
|
||||||
|
# A:some.domain.name# configure
|
||||||
|
# cli prompt when config is unsaved:
|
||||||
|
# *A:some.domain.name# configure
|
||||||
|
# config prompt:
|
||||||
|
# A:some.domain.name>config# vrrp
|
||||||
|
# *A:some.domain.name>config>vrrp#
|
||||||
|
send "\r"
|
||||||
|
regsub -all {^(\^*)(.*)} $prompt {\2} reprompt
|
||||||
|
regsub -all {\e\[\??\w+} $prompt {\2} reprompt
|
||||||
|
expect {
|
||||||
|
-re "\[\r\n]+" { exp_continue; }
|
||||||
|
-re "^.+$reprompt" { set junk $expect_out(0,string);
|
||||||
|
regsub -all "^\\\*" $junk {} junk
|
||||||
|
regsub -all "\[\]\[\(\)+]" $junk {\\&} prompt;
|
||||||
|
set prompt "\[*]?$prompt";
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if { $do_command || $do_script } {
|
||||||
|
# disable the fancy prompt
|
||||||
|
send "environment cli-engine type basic\r"
|
||||||
|
expect {
|
||||||
|
-re "MINOR: CLI Command not allowed" {
|
||||||
|
send_error "Error: environment no more command is not allowed\n"
|
||||||
|
incr exitval
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
-re $prompt {}
|
||||||
|
}
|
||||||
|
send "environment save home\r"
|
||||||
|
expect {
|
||||||
|
-re "MINOR: CLI Command not allowed" {
|
||||||
|
send_error "Error: //environment no more command is not allowed\n"
|
||||||
|
incr exitval
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
-re $prompt {}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if { $do_command } {
|
||||||
|
if {[run_commands $prompt $command]} {
|
||||||
|
incr exitval
|
||||||
|
continue
|
||||||
|
}
|
||||||
|
} elseif { $do_script } {
|
||||||
|
source $sfile
|
||||||
|
catch {close};
|
||||||
|
} else {
|
||||||
|
label $router
|
||||||
|
log_user 1
|
||||||
|
interact
|
||||||
|
}
|
||||||
|
|
||||||
|
# End of for each router
|
||||||
|
catch {wait};
|
||||||
|
sleep 0.3
|
||||||
|
}
|
||||||
|
exit $exitval
|
||||||
Loading…
Add table
Reference in a new issue