Service Manual

Displaying Installed Packages

To view the Open Automation packages currently installed on a switch, including version numbers and content, use the following

commands.

• View package information.

EXEC Privilege mode

show packages

show packages system

Uninstalling SmartScripts

Uninstalling the SmartScripts package removes it from the internal flash memory.

CAUTION: Before you uninstall the Smart Scripting package, stop all scripts that are running using the no script script-

name command. You must also manually stop the HTTP server daemon.

CAUTION: Uninstall all the SmartScripts, OMI, Puppet, and VSN packages before installing the new versions.

NOTE: If you have the SmartScripts package with version 2.x.x or 3.x.x, the Open Automation packages must be cleared before

upgrading or downgrading the Dell Networking OS image.

• Clear all the Open Automation packages stored on the switch.

EXEC Privilege

package clear-all

Dell Environment Variables

Dell Networking OS provides the following set of environment variables that you can access through scripts (PERL, Python, Ruby, TCL,

UNIX, and ZSH).

1 DELL_TRGEVT_NAME — gets the name of the Event that triggered the script.

2 DELL_TRGEVT_TYPE — displays the type of event that triggered the script. The event type can be mentioned as follows:

Table 3. DELL_TRGEVT_TYPE Event and Environment Variable

Event DELL_TRGEVT_TYPE (Environment Variable)

cpu-usage CPU

log-event LOG EVENT

mem-usage MEMORY

time-event TIME EVENT

3 DELL_TRGEVT_LOGMSG — displays the log message that triggered the script. It prints a maximum of 256 characters.

4 DELL_TRGEVT_CPU — gets the CPU percentage that triggered the script.

5 DELL_TRGEVT_MEM — displays the memory usage that triggered the script.

Following is the sample script illustrating the use of environment variables:

#! /usr/bin/tclsh

set filename "/f10/flash/Log.txt"

Smart Scripting