APCPWR(8) FreeBSD System Manager’s Manual APCPWR(8)

NAME

apcpwr − control power on/off/reboot via an APC MasterSwitch

SYNOPSIS

apcpwr list

apcpwr probe

apcpwr [−f] on outletname

apcpwr [−f] off outletname

apcpwr [−f] reboot outletname

DESCRIPTION

The apcpwr utility is used to control power to systems connected to an APC MasterSwitch power distribution unit. The following option is available for script usage:

      −f’        Force the operation to occur without asking for finalconfirmation before execution.

COMMANDS

The commands recognized by apcpwr are as follows:

      list’        produces a list of the known APC MasterSwitches and theinformation associated with each port. The outlet status isdynamically determined via snmp request each time the listcommand is executed.

probe
produces the .db file (default: /var/db/apcpwr.db ).

on’ turns on the output specified by outletname

off’ turns off the output specified by outletname

reboot
turns off the outlet specified by outletname for (a default of) 5 seconds and then turns it back on.

EXAMPLES

The following command:

apcpwr list

produces a table listing all managed MasterSwitch units, the device name attached to each outlet, and it’s status.

pdu1 (172.21.1.251)
   1: triangle                         On
   2: 8ball                            On
   3: 9ball                            On
   4: cueball                          On
   5: avail-5                          On
   6: avail-6                          On
   7: avail-7                          On
   8: admin                            On

apcpwr reboot admin

will turn off power for the system attached to pdu1, outlet 8, for (a default of) 5 seconds, and then automatically turn the power back on. Since the −f option was not specified, the following text:

Are you sure? [y|N]:

will be printed to standard output and a positive response required before the operation will continue.

apcpwr probe

A sample /etc/crontab entry to build the .db file via the probe command is:

#
# Create /var/db/apcpwr.db
#
0       21      *       *       *       root    /usr/local/bin/apcpwr probe > /dev/null

FILES

      /usr/local/etc/apcpwr.conf’

/var/db/apcpwr.db’

SEE ALSO

snmpwalk(8), snmpget(8), snmpset(8)

CAVEATS

These utilities are based upon the netsnmp port. Other snmp packages may work but are untested.

As of the time of this writing, the MIB file POWERNET344_MIB.txt must be copied from the provided media CD and installed into the correct MIB directory (in this instance: /usr/local/share/snmp/mibs).

FreeBSD 4.8 April 1, 2003 FreeBSD 4.8