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import re
import time
from netaddr import EUI, mac_unix
import logging
from run_oa_command import RunOACommand
LOG = logging.getLogger(__name__)
out_hdlr = logging.FileHandler(__file__.split('.')[0] + '.log', mode='w')
out_hdlr.setFormatter(logging.Formatter('%(levelname)s: %(message)s'))
LOG.addHandler(out_hdlr)
LOG.setLevel(logging.DEBUG)
class HpAdapter(object):
# Exception thrown at any kind of failure to get the requested
# information.
class NoInfoFoundError(Exception):
pass
# Totally failed to connect so a re-try with other HW should
# be done. This exception should never escape this class.
class InternalConnectError(Exception):
pass
# Format MAC so leading zeroes are displayed
class mac_dhcp(mac_unix):
word_fmt = "%.2x"
def __init__(self, mgmt_ip, username, password):
self.mgmt_ip = mgmt_ip
self.username = username
self.password = password
self.oa_error_message = ''
def get_blade_mac_addresses(self, shelf, blade):
LOG.debug("Entering: get_mac_addr_hp(%d,%d)" % (shelf, blade))
self.oa_error_message = ''
oa = RunOACommand(self.mgmt_ip, self.username, self.password)
LOG.debug("Connect to active OA for shelf %d" % shelf)
try:
res = oa.connect_to_active()
except:
raise self.InternalConnectError(oa.error_message)
if res is None:
raise self.InternalConnectError(oa.error_message)
if not oa.connected():
raise self.NoInfoFoundError(oa.error_message)
cmd = ("show server info " + str(blade))
LOG.debug("Send command to OA: %s" % cmd)
try:
serverinfo = oa.send_command(cmd)
except:
raise self.NoInfoFoundError(oa.error_message)
finally:
oa.close()
(left, right) = self.find_mac(serverinfo, shelf, blade)
left = EUI(left, dialect=self.mac_dhcp)
right = EUI(right, dialect=self.mac_dhcp)
return [str(left), str(right)]
def get_blade_hardware_info(self, shelf, blade=None):
if blade:
LOG.debug("Entering: get_hp_info(%d,%d)" % (shelf, blade))
else:
LOG.debug("Entering: get_hp_info(%d)" % shelf)
self.oa_error_message = ''
oa = RunOACommand(self.mgmt_ip, self.username, self.password)
LOG.debug("Connect to active OA for shelf %d" % shelf)
try:
res = oa.connect_to_active()
except:
self.oa_error_message = oa.error_message
return None
if res is None:
self.oa_error_message = oa.error_message
return None
if not oa.connected():
self.oa_error_message = oa.error_message
return None
# If no blade specified we're done we know this is an HP at this point
if not blade:
oa.close()
return "HP"
check = "show server info %d" % blade
LOG.debug("Send command to OA: %s" % check)
output = oa.send_command("%s" % check)
oa.close()
match = r"Product Name:\s+(.+)\Z"
if re.search(match, str(output[:])) is None:
self.oa_error_message = ("Blade %d in shelf %d does not exist\n"
% (blade, shelf))
return None
for line in output:
seobj = re.search(match, line)
if seobj:
return "HP %s" % seobj.group(1)
return False
def power_off_blades(self, shelf, blade_list):
return self.set_state(shelf, 'locked', blade_list=blade_list)
def power_on_blades(self, shelf, blade_list):
return self.set_state(shelf, 'unlocked', blade_list=blade_list)
def power_off_blade(self, shelf, blade):
return self.set_state(shelf, 'locked', one_blade=blade)
def power_on_blade(self, shelf, blade):
return self.set_state(shelf, 'unlocked', one_blade=blade)
def set_boot_order_blade(self, shelf, blade):
return self.set_boot_order(shelf, one_blade=blade)
def set_boot_order_blades(self, shelf, blade_list):
return self.set_boot_order(shelf, blade_list=blade_list)
# Search HP's OA server info for MAC for left and right control
def find_mac(self, serverinfo, shelf, blade):
left = False
right = False
for line in serverinfo:
if ("No Server Blade Installed" in line or
"Invalid Arguments" in line):
raise self.NoInfoFoundError("Blade %d in shelf %d "
"does not exist." % (blade, shelf))
seobj = re.search(r"LOM1:1-a\s+([0-9A-F:]+)", line, re.I)
if seobj:
left = seobj.group(1)
else:
seobj = re.search(r"LOM1:2-a\s+([0-9A-F:]+)", line, re.I)
if seobj:
right = seobj.group(1)
if left and right:
return left, right
raise self.NoInfoFoundError("Could not find MAC for blade %d "
"in shelf %d." % (blade, shelf))
# Do power on or off on all configured blades in shelf
# Return None to indicate that no connection do OA succeeded,
# Return False to indicate some connection to OA succeeded,
# or config error
# Return True to indicate that power state succesfully updated
# state: locked, unlocked
def set_state(self, shelf, state, one_blade=None, blade_list=None):
if state not in ['locked', 'unlocked']:
return None
if one_blade:
LOG.debug("Entering: set_state_hp(%d,%s,%d)" %
(shelf, state, one_blade))
else:
LOG.debug("Entering: set_state_hp(%d,%s)" % (shelf, state))
self.oa_error_message = ''
oa = RunOACommand(self.mgmt_ip, self.username, self.password)
LOG.debug("Connect to active OA for shelf %d" % shelf)
try:
res = oa.connect_to_active()
except:
self.oa_error_message = oa.error_message
return None
if res is None:
self.oa_error_message = oa.error_message
return None
if not oa.connected():
self.oa_error_message = oa.error_message
return False
if one_blade:
blades = [one_blade]
else:
blades = sorted(blade_list)
LOG.debug("Check if blades are present")
check = "show server list"
LOG.debug("Send command to OA: %s" % check)
output = oa.send_command(check)
first = True
bladelist = ''
for blade in blades:
prog = re.compile(r"\s+" + str(blade) + r"\s+\[Absent\]",
re.MULTILINE)
if prog.search(str(output[:])) is not None:
oa.close()
self.oa_error_message = ("Blade %d in shelf %d "
% (blade, shelf))
if one_blade:
self.oa_error_message += ("does not exist.\n"
"Set state %s not performed.\n"
% state)
else:
self.oa_error_message += (
"specified but does not exist.\nSet "
"state %s not performed on shelf %d\n"
% (state, shelf))
return False
if not first:
bladelist += ","
else:
first = False
bladelist += str(blade)
if blade_list:
LOG.debug("All blades present")
# Use leading upper case on On/Off so it can be reused in match
extra = ""
if state == "locked":
powerstate = "Off"
extra = "force"
else:
powerstate = "On"
cmd = "power%s server %s" % (powerstate, bladelist)
if extra != "":
cmd += " %s" % extra
LOG.debug("Send command to OA: %s" % cmd)
try:
oa.send_command(cmd)
except:
self.oa_error_message = oa.error_message
oa.close()
return False
# Check that all blades reach the state which can take some time,
# so re-try a couple of times
LOG.debug("Check if state %s successfully set" % state)
recheck = 2
while True:
LOG.debug("Send command to OA: %s" % check)
try:
output = oa.send_command(check)
except:
self.oa_error_message = oa.error_message
oa.close()
return False
for blade in blades:
match = (r"\s+" + str(blade) +
r"\s+\w+\s+\w+.\w+.\w+.\w+\s+\w+\s+%s" %
powerstate)
prog = re.compile(match, re.MULTILINE)
if prog.search(str(output[:])) is None:
recheck -= 1
if recheck >= 0:
# Re-try
time.sleep(3)
break
oa.close()
self.oa_error_message = (
"Could not set state %s on blade %d in shelf %d\n"
% (state, one_blade, shelf))
for line in output:
self.oa_error_message += line
return False
else:
# state reached for all blades, exit the infinite loop
break
if one_blade:
LOG.debug("State %s successfully set on blade %d in shelf %d"
% (state, one_blade, shelf))
else:
LOG.debug("State %s successfully set on blades %s in shelf %d"
% (state, blade_list, shelf))
oa.close()
return True
# Change boot order on all blades in shelf
# Return None to indicate that no connection do OA succeeded,
# Return False to indicate some connection to OA succeeded,
# or config error,
# Return True to indicate that boot order succesfully changed
def set_boot_order(self, shelf, one_blade=None, blade_list=None):
if one_blade:
LOG.debug("Entering: set_bootorder_hp(%d,%d)" % (shelf, one_blade))
else:
LOG.debug("Entering: set_bootorder_hp(%d)" % shelf)
self.oa_error_message = ''
oa = RunOACommand(self.mgmt_ip, self.username, self.password)
LOG.debug("Connect to active OA for shelf %d" % shelf)
try:
res = oa.connect_to_active()
except:
self.oa_error_message = oa.error_message
return None
if res is None:
self.oa_error_message = oa.error_message
return None
if not oa.connected():
self.oa_error_message = oa.error_message
return False
if one_blade:
blades = [one_blade]
else:
blades = sorted(blade_list)
LOG.debug("Check if blades are present")
check = "show server list"
LOG.debug("Send command to OA: %s" % check)
output = oa.send_command(check)
first = True
bladelist = ''
for blade in blades:
prog = re.compile(r"\s+" + str(blade) + r"\s+\[Absent\]",
re.MULTILINE)
if prog.search(str(output[:])) is not None:
oa.close()
self.oa_error_message = ("Blade %d in shelf %d "
% (blade, shelf))
if one_blade:
self.oa_error_message += (
"does not exist.\nChange boot order not performed.\n")
else:
self.oa_error_message += (
"specified but does not exist.\n"
"Change boot order not performed on shelf %d\n"
% shelf)
return False
if not first:
bladelist += ','
else:
first = False
bladelist += str(blade)
if blade_list:
LOG.debug("All blades present")
# Boot origins are pushed so first set boot from hard disk, then PXE
# NB! If we want to support boot from SD we must add USB to the "stack"
cmd1 = "set server boot first hdd %s" % bladelist
cmd2 = "set server boot first pxe %s" % bladelist
for cmd in [cmd1, cmd2]:
LOG.debug("Send command to OA: %s" % cmd)
try:
output = oa.send_command(cmd)
except:
self.oa_error_message = oa.error_message
for line in output:
self.oa_error_message += line
oa.close()
return False
# Check that all blades got the correct boot order
# Needs updating if USB is added
LOG.debug("Check if boot order successfully set")
match = (r"^.*Boot Order\):\',\s*\'(\\t)+PXE NIC 1\',\s*\'(\\t)"
r"+Hard Drive")
prog = re.compile(match)
for blade in blades:
check = "show server boot %d" % blade
LOG.debug("Send command to OA: %s" % check)
try:
output = oa.send_command(check)
except:
self.oa_error_message = oa.error_message
oa.close()
return False
if prog.search(str(output[:])) is None:
oa.close()
self.oa_error_message = ("Failed to set boot order on blade "
"%d in shelf %d\n" % (blade, shelf))
for line in output:
self.oa_error_message += line
return False
LOG.debug("Boot order successfully set on blade %d in shelf %d"
% (blade, shelf))
if blade_list:
LOG.debug("Boot order successfully set on all configured blades "
"in shelf %d" % (shelf))
oa.close()
return True
|
