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fence_drac5.py
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fence_drac5.py
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#!/usr/bin/python
#####
##
## The Following Agent Has Been Tested On:
##
## DRAC Version Firmware
## +-----------------+---------------------------+
## DRAC 5 1.0 (Build 06.05.12)
## DRAC 5 1.21 (Build 07.05.04)
##
## @note: drac_version was removed
#####
import sys, re, pexpect, exceptions, time
sys.path.append("@FENCEAGENTSLIBDIR@")
from fencing import *
#BEGIN_VERSION_GENERATION
RELEASE_VERSION="New Drac5 Agent - test release on steroids"
REDHAT_COPYRIGHT=""
BUILD_DATE="March, 2008"
#END_VERSION_GENERATION
def get_power_status(conn, options):
if options["model"] == "DRAC CMC":
conn.send_eol("racadm serveraction powerstatus -m " + options["--module-name"])
elif options["model"] == "DRAC 5":
conn.send_eol("racadm serveraction powerstatus")
conn.log_expect(options, options["--command-prompt"], int(options["--shell-timeout"]))
status = re.compile("(^|: )(ON|OFF|Powering ON|Powering OFF)\s*$", re.IGNORECASE | re.MULTILINE).search(conn.before).group(2)
if status.lower().strip() in ["on", "powering on", "powering off"]:
return "on"
else:
return "off"
def set_power_status(conn, options):
action = {
'on' : "powerup",
'off': "powerdown"
}[options["--action"]]
if options["model"] == "DRAC CMC":
conn.send_eol("racadm serveraction " + action + " -m " + options["--module-name"])
elif options["model"] == "DRAC 5":
conn.send_eol("racadm serveraction " + action)
conn.log_expect(options, options["--command-prompt"], int(options["--power-timeout"]))
def get_list_devices(conn, options):
outlets = { }
if options["model"] == "DRAC CMC":
conn.send_eol("getmodinfo")
list_re = re.compile("^([^\s]*?)\s+Present\s*(ON|OFF)\s*.*$")
conn.log_expect(options, options["--command-prompt"], int(options["--power-timeout"]))
for line in conn.before.splitlines():
if (list_re.search(line)):
outlets[list_re.search(line).group(1)] = ("", list_re.search(line).group(2))
elif options["model"] == "DRAC 5":
## DRAC 5 can be used only for one computer
## standard fence library can't handle correctly situation
## when some fence devices supported by fence agent
## works with 'list' and other should returns 'N/A'
print "N/A"
return outlets
def main():
device_opt = [ "ipaddr", "ipport", "login", "passwd", "cmd_prompt", "secure", \
"drac_version", "module_name" ]
atexit.register(atexit_handler)
all_opt["cmd_prompt"]["default"] = [ "\$" ]
options = check_input(device_opt, process_input(device_opt))
docs = { }
docs["shortdesc"] = "Fence agent for Dell DRAC CMC/5"
docs["longdesc"] = "fence_drac5 is an I/O Fencing agent \
which can be used with the Dell Remote Access Card v5 or CMC (DRAC). \
This device provides remote access to controlling power to a server. \
It logs into the DRAC through the telnet/ssh interface of the card. \
By default, the telnet interface is not enabled."
docs["vendorurl"] = "http://www.dell.com"
show_docs(options, docs)
##
## Operate the fencing device
######
conn = fence_login(options)
if conn.before.find("CMC") >= 0:
if 0 == options.has_key("--module-name") and 0 == ["monitor", "list"].count(options["--action"].lower()):
fail_usage("Failed: You have to enter module name (-m)")
options["model"] = "DRAC CMC"
elif conn.before.find("DRAC 5") >= 0:
options["model"] = "DRAC 5"
else:
## Assume this is DRAC 5 by default as we don't want to break anything
options["model"] = "DRAC 5"
result = fence_action(conn, options, set_power_status, get_power_status, get_list_devices)
##
## Logout from system
######
try:
conn.send_eol("exit")
time.sleep(1)
conn.close()
except:
pass
sys.exit(result)
if __name__ == "__main__":
main()

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