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Add support for HTTP access to system configuration

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In V3 systems, IPMI has been replaced with HTTP calls for
system configuration.

Change-Id: I3d17db6aaaacafb33f46f22379ac4c824d0c5375
This commit is contained in:
Jarrod Johnson 2022-10-31 11:38:07 -04:00
parent 212fbc265d
commit 9ea660178c
2 changed files with 37 additions and 20 deletions
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53
pyghmi/ipmi/oem/lenovo/config.py
View File

@ -18,6 +18,7 @@ This contains functions to manage the firmware configuration of Lenovo servers
"""
import ast
import base64
import random
import struct
@ -132,11 +133,12 @@ def _eval_conditional(expression, cfg, setting):
class LenovoFirmwareConfig(object):
def __init__(self, ipmicmd):
def __init__(self, xc):
if not etree:
raise Exception("python-lxml and python-eficompressor required "
"for this function")
self.connection = ipmicmd
self.connection = xc.ipmicmd
self.xc = xc
def imm_size(self, filename):
data = bytearray()
@ -264,15 +266,23 @@ class LenovoFirmwareConfig(object):
cfgfilename = "config"
options = {}
data = None
for _ in range(0, 30):
filehandle = self.imm_open(cfgfilename)
size = self.imm_size(cfgfilename)
data = self.imm_read(filehandle, size)
self.imm_close(filehandle)
rsp = self.xc.grab_redfish_response_with_status(
'/redfish/v1/Systems/1/Actions/Oem/LenovoComputerSystem.DSReadFile',
{'Action': 'DSReadFile', 'FileName': cfgfilename})
if rsp[1] == 200:
data = rsp[0]['Content']
data = base64.b64decode(data)
data = EfiCompressor.FrameworkDecompress(data, len(data))
if len(data) != 0:
break
self.connection.ipmi_session.pause(2)
else:
for _ in range(0, 30):
filehandle = self.imm_open(cfgfilename)
size = self.imm_size(cfgfilename)
data = self.imm_read(filehandle, size)
self.imm_close(filehandle)
data = EfiCompressor.FrameworkDecompress(data, len(data))
if len(data) != 0:
break
self.connection.ipmi_session.pause(2)
if not data:
raise Exception("BMC failed to return configuration information")
xml = fromstring(data)
@ -549,12 +559,19 @@ class LenovoFirmwareConfig(object):
xml = etree.tostring(configurations)
data = EfiCompressor.FrameworkCompress(xml, len(xml))
filehandle = self.imm_open("asu_update.efi", write=True,
size=len(data))
self.imm_write(filehandle, len(data), data)
stubread = len(data)
if stubread > 8:
stubread = 8
self.imm_read(filehandle, stubread)
self.imm_close(filehandle)
bdata = base64.b64encode(data).decode('utf8')
rsp = self.xc.grab_redfish_response_with_status(
'/redfish/v1/Systems/1/Actions/Oem/'
'LenovoComputerSystem.DSWriteFile',
{'Action': 'DSWriteFile', 'Resize': len(data),
'FileName': 'asu_update.efi', 'Content': bdata})
if rsp[1] != 204:
filehandle = self.imm_open("asu_update.efi", write=True,
size=len(data))
self.imm_write(filehandle, len(data), data)
stubread = len(data)
if stubread > 8:
stubread = 8
self.imm_read(filehandle, stubread)
self.imm_close(filehandle)
return True

4
pyghmi/ipmi/oem/lenovo/imm.py
View File

@ -203,7 +203,7 @@ class IMMClient(object):
def get_system_configuration(self, hideadvanced=True, fetchimm=False):
if not self.fwc:
self.fwc = config.LenovoFirmwareConfig(self.ipmicmd)
self.fwc = config.LenovoFirmwareConfig(self)
try:
self.fwo = self.fwc.get_fw_options(fetchimm=fetchimm)
except Exception:
@ -230,7 +230,7 @@ class IMMClient(object):
def set_system_configuration(self, changeset):
if not self.fwc:
self.fwc = config.LenovoFirmwareConfig(self.ipmicmd)
self.fwc = config.LenovoFirmwareConfig(self)
fetchimm = False
if not self.fwo or util._monotonic_time() - self.fwovintage > 30:
self.fwo = self.fwc.get_fw_options(fetchimm=fetchimm)