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fence_hpblade.py
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fence_hpblade.py
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#!@PYTHON@ -tt
#####
##
## The Following Agent Has Been Tested On:
## * HP BladeSystem c7000 Enclosure
## * HP Integrity Superdome X (BL920s)
#####
import sys, re
import pexpect
import atexit
sys.path.append("@FENCEAGENTSLIBDIR@")
from fencing import *
from fencing import fail, EC_STATUS
def get_enclosure_type(conn, options):
conn.send_eol("show enclosure info")
conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
type_re=re.compile(r"^\s*Enclosure Type: (\w+)(.*?)\s*$")
enclosure="unknown"
for line in conn.before.splitlines():
res = type_re.search(line)
if res != None:
enclosure=res.group(1)
if enclosure == "unknown":
fail(EC_GENERIC_ERROR)
return enclosure.lower().strip()
def get_power_status(conn, options):
if options["enc_type"] == "superdome":
cmd_send = "parstatus -M -p " + options["--plug"]
powrestr = "^partition:\\d\\s+:\\w+\\s+/(\\w+)\\s.*$"
else:
cmd_send = "show server status " + options["--plug"]
powrestr = "^\\s*Power: (.*?)\\s*$"
conn.send_eol(cmd_send)
conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
power_re = re.compile(powrestr)
status = "unknown"
for line in conn.before.splitlines():
res = power_re.search(line)
if res != None:
if options["enc_type"] == "superdome":
if res.group(1) == "DOWN":
status = "off"
else:
status = "on"
else:
status = res.group(1)
if status == "unknown":
if "--missing-as-off" in options:
return "off"
else:
fail(EC_STATUS)
return status.lower().strip()
def set_power_status(conn, options):
if options["enc_type"] == "superdome":
dev="partition "
else:
dev="server "
if options["--action"] == "on":
conn.send_eol("poweron " + dev + options["--plug"])
elif options["--action"] == "off":
conn.send_eol("poweroff " + dev + options["--plug"] + " force")
conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
def get_instances_list(conn, options):
outlets = {}
if options["enc_type"] == "superdome":
cmd_send = "parstatus -P -M"
listrestr = "^partition:(\\d+)\\s+:\\w+\\s+/(\\w+)\\s+:OK.*?:(\\w+)\\s*$"
else:
cmd_send = "show server list"
listrestr = "^\\s*(\\d+)\\s+(.*?)\\s+(.*?)\\s+OK\\s+(.*?)\\s+(.*?)\\s*$"
conn.send_eol(cmd_send)
conn.log_expect(options["--command-prompt"], int(options["--shell-timeout"]))
list_re = re.compile(listrestr)
for line in conn.before.splitlines():
res = list_re.search(line)
if res != None:
if options["enc_type"] == "superdome":
outlets[res.group(1)] = (res.group(3), res.group(2).lower())
else:
outlets[res.group(1)] = (res.group(2), res.group(4).lower())
return outlets
def main():
device_opt = ["ipaddr", "login", "passwd", "cmd_prompt", "secure", \
"port", "missing_as_off", "telnet"]
atexit.register(atexit_handler)
all_opt["cmd_prompt"]["default"] = ["c7000oa>"]
all_opt["login_timeout"]["default"] = "10"
options = check_input(device_opt, process_input(device_opt))
docs = {}
docs["shortdesc"] = "Fence agent for HP BladeSystem"
docs["longdesc"] = "fence_hpblade is an I/O Fencing agent \
which can be used with HP BladeSystem and HP Integrity Superdome X. \
It logs into the onboard administrator of an enclosure via telnet or \
ssh and uses the command line interface to power blades or partitions \
on or off."
docs["vendorurl"] = "http://www.hp.com"
show_docs(options, docs)
##
## Operate the fencing device
######
options["eol"] = "\n"
conn = fence_login(options)
options["enc_type"] = get_enclosure_type(conn, options)
result = fence_action(conn, options, set_power_status, get_power_status, get_instances_list)
fence_logout(conn, "exit")
sys.exit(result)
if __name__ == "__main__":
main()

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