This section provides a complete script example the following script examples:
- A script that executes a Cisco Connectivity Fault Management feature update job on a series of Cisco 3400 switches.
- A script that that allows copying a file to a device via SCP.
Script for Cisco Connectivity Fault Management Feature Update Job
Note the extended series of configuration commands in the trigger trigger process-CFM.
###########################################################################
## Export of Script: CFM Update
## Script-Level: 2
...
## Script-Category:
###########################################################################
...
Script:
CFM Update
Script-Description: A script to dynamically configure CFM on switches
...
Script-Filter:
...
$Vendor eq "Cisco" and $Model like /3400/
...
#######
...
Action:
...
Determine CFM
...
Action-Description:
...
Do a show CFM to determine if a device already has CFM.
Action-Commands:
...
SET: $cfm_exists = "yes"
...
show ethernet cfm maintenance-points local
...
Output-Triggers:
...
Check CFM
...
########
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Trigger:
...
Check CFM
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Trigger-Description:
...
If CFM is already enabled on the device, we will update the cfm_exists variable to yes
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Trigger-Template:
...
Local MEPs\: None
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Trigger-Commands:
...
SET: $cfm_exists = "no"
...
#######
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Action:
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Get CFM Variables
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Action-Description:
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Perform a "show run interface Gi0/1" to get the existing VLAN information.
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Action-Filter:
...
$cfm_exists eq "no"
...
Action-Commands:
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sho run interface Gi0/1
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SET: $correct_vlan = "no"
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SET: $UpdateMade = "no"
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Output-Triggers:
...
Process CFM
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Incorrect VLAN
...
#######
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Trigger:
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Process CFM
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Trigger-Description: Parse the output of the show run to get the vlan numbers.
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Trigger-Variables:
...
$vlan integer
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Trigger-Template:
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switchport trunk allowed vlan 2
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[...
[$vlan...
]...
],3\d+...
Trigger-Commands:
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SET: $correct_vlan = "yes"
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SET: $UpdateMade = "yes"
...
config t
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ethernet cfm ieee
ethernet cfm global
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ethernet cfm traceroute cache
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ethernet cfm traceroute cache size 200
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ethernet cfm traceroute cache hold-time 60
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ethernet cfm mip filter
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ethernet cfm alarm notification all
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ethernet cfm domain Slight level 4
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service vlan-id 2$vlan vlan 2$vlan
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mep mpid 6$vlan
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continuity-check
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continuity-check interval 1s
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continuity-check loss-threshold 2
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mip auto-create
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service vlan-id 3$vlan vlan 3$vlan
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mep mpid 7$vlan
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continuity-check
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continuity-check interval 1s
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continuity-check loss-threshold 2
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mip auto-create
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ethernet cfm lck link-status global
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disable
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ethernet cfm ais link-status global
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disable
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ethernet evc 2$vlan
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oam protocol cfm svlan 2$vlan domain Slight
ethernet evc 3$vlan
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oam protocol cfm svlan 3$vlan domain Slight
...
Int g0/1
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No service-policy input CoS
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No service-policy output parent-shape-1Gb/s
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No l2protocol-tunnel
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exit
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No policy-map parent-shape-1Gb/s
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No policy-map child-shape-100Mb/s
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No policy-map CoS
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No policy-map TXQ
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policy-map child-shape-100Mb/s
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class class-default
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shape average 100000000
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policy-map parent-shape-1Gb/s
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class class-default
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shape average 1000000000
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service-policy child-shape-100Mb/s
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policy-map 100Mb/s
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class class-default
...
trigger-commands:
...
{$Version like /12\.2\(55\)/...
}...
police cir 100m conform-action transmit exceed-action drop
...
trigger-commands:
...
{$Version not like /12\.2\(55\)/...
}...
police cir 100m pir 100m conform-action transmit exceed-action drop violate-action drop
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trigger-commands:
...
Int g0/1
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Service-policy input 100Mb/s
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Service-policy output parent-shape-1Gb/s
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ethernet cfm mep domain Slight mpid 3$vlan vlan 3$vlan
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cos 7
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ethernet cfm mep domain Slight mpid 2$vlan vlan 2$vlan
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cos 7
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no ethernet cfm ais link-status
...
########
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Action:
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End and Write Memory
...
Action-Description:
...
End and Write Memory only if we entered config mode.
Action-Commands:
...
{$UpdateMade eq "yes"...
}...
end
...
DEBUG:write mem
...
########
...
Issue:
Incorrect VLAN
...
Issue-ID:
Incorrect_VLAN_CFM
...
Issue-Severity:
error
...
Issue-Description:
This device could not be upated by the CFM script
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Issue-Filter:
$correct_vlan eq "no"
...
Issue-Details:
Host $Name
Address $IPAddress
Script for Copying a File to a Device via SCP
###########################################################################
## Export of Script: SSH file copy
## Script-Level: 3
## Script-Category: Uncategorized
###########################################################################
Script:
SSH file copy
Script-Description:
This script copies a file from a Cisco NX-OS device to
the Backup folder of NetMRI
Script-Filter:
$Vendor eq "Cisco" and
$sysDescr like /NX-OS/
Script-Variables:
$server string ""
$vrf string "management"
$new_file_name string "switch-router.conf"
$scp_username string ""
$scp_password password ""
#########################################################################
Action:
File copy
Action-Description:
Copy the new image file from the remote host via SCP
Action-Timeout:
120
# Overriding the prompt. NetMRI stops doing this action when meets this prompt
Action-Prompt: /(Are you sure you want to continue connecting.*$)|(.*'s password:)/
Action-Commands:
copy bootflash:$new_file_name scp://$server/Backup/$new_file_name\r$vrf\r$scp_username\r
Output-Triggers:
RSA warning prompt
Enter scp password
#########################################################################
Trigger:
RSA warning prompt
Trigger-Description:
This trigger detects RSA warning prompt during attempt to connect via SSH and automatically answer 'yes'
# Overriding the prompt. NetMRI stops doing this action when meets this prompt
Trigger-Prompt: /.*'s password:/
# Not the last line of RSA warning, because the last line is new prompt
# and it was cutted, so this trigger couldn't analyze it
Trigger-Template:
The authenticity of host .* can't be established
Trigger-Commands:
yes
Output-Triggers:
Enter scp password
#########################################################################
Trigger:
Enter scp password
Trigger-Description:
This trigger detects invitation to enter password and send the password to the device
# Override to old prompt
# THIS REGEX IS FOR CISCO PROMPT, PLEASE CHANGE IF YOU WANT TO RUN THIS JOB ON A DEVICE WITH ANOTHER VENDOR
Trigger-Prompt: /[\\r\\n]+[^\\r\\n]*[^>#]+?(>|#)[ ]?$/
# SSH banner of NetMRI (couldn't use string ends with 'password:' by the reason like in the previous trigger)
Trigger-Template:
ALL UNAUTHORIZED .*
Trigger-Commands:
$scp_password\r