def _create_wmi_node(grph, root_node, entity_host, name_space, class_name,
entity_id):
"""Adds a WMI node and other stuff, for the class name."""
wmiurl = lib_wmi.GetWmiUrl(entity_host, name_space, class_name, entity_id)
if wmiurl is None:
return
# There might be "http:" or the port number around the host.
wmi_node = lib_common.NodeUrl(wmiurl)
grph.add((root_node, pc.property_wmi_data, wmi_node))
# TODO: Shame, we just did it in GetWmiUrl.
ip_only = lib_util.EntHostToIp(entity_host)
try:
# It simply returns if it cannot connect.
conn_wmi = lib_wmi.WmiConnect(ip_only, name_space, False)
if not conn_wmi:
raise Exception("Cannot connect")
lib_wmi.WmiAddClassQualifiers(grph, conn_wmi, wmi_node, class_name,
False)
# Now displays the base classes, to the top of the inheritance tree.
pair_name_node = lib_wmi.WmiAddBaseClasses(grph, conn_wmi, wmi_node,
ip_only, name_space,
class_name)
except Exception as exc:
pair_name_node = None
# TODO: If the class is not defined, maybe do not display it.
err_msg = "WMI connection %s: %s" % (ip_only, str(exc))
grph.add((wmi_node, lib_common.MakeProp("WMI Error"),
lib_util.NodeLiteral(err_msg)))
url_name_space = lib_wmi.NamespaceUrl(name_space, ip_only, class_name)
grph.add((wmi_node, pc.property_information,
lib_common.NodeUrl(url_name_space)))
return pair_name_node
def CreateWmiNode(grph, rootNode, entity_host, nameSpace, className,
entity_id):
wmiurl = lib_wmi.GetWmiUrl(entity_host, nameSpace, className, entity_id)
if wmiurl is None:
return
# There might be "http:" or the port number around the host.
# hostOnly = lib_util.EntHostToIp(entity_host)
# sys.stderr.write("entity_host=%s nameSpace=%s entity_type=%s className=%s wmiurl=%s\n" % ( entity_host, nameSpace, entity_type, className, str(wmiurl) ) )
wmiNode = lib_common.NodeUrl(wmiurl)
grph.add((rootNode, pc.property_wmi_data, wmiNode))
# TODO: Shame, we just did it in GetWmiUrl.
ipOnly = lib_util.EntHostToIp(entity_host)
try:
# It simply returns if it cannot connect.
connWmi = lib_wmi.WmiConnect(ipOnly, nameSpace, False)
lib_wmi.WmiAddClassQualifiers(grph, connWmi, wmiNode, className, False)
# Now displays the base classes, to the top of the inheritance tree.
pairNameNode = lib_wmi.WmiAddBaseClasses(grph, connWmi, wmiNode,
ipOnly, nameSpace, className)
except Exception:
pairNameNode = None
# TODO: If the class is not defined, maybe do not display it.
exc = sys.exc_info()[1]
grph.add((wmiNode, lib_common.MakeProp("WMI Error"),
lib_common.NodeLiteral(str(exc))))
urlNameSpace = lib_wmi.NamespaceUrl(nameSpace, ipOnly, className)
# sys.stderr.write("entity_host=%s urlNameSpace=%s\n"%(entity_host,urlNameSpace))
grph.add(
(wmiNode, pc.property_information, lib_common.NodeUrl(urlNameSpace)))
return pairNameNode
def Main():
paramkeyEnumInstances = "Enumerate instances"
cgiEnv = lib_common.CgiEnv(parameters={paramkeyEnumInstances: False})
flagEnumInstances = bool(cgiEnv.get_parameters(paramkeyEnumInstances))
grph = cgiEnv.GetGraph()
nameSpace, className = cgiEnv.get_namespace_type()
INFO("nameSpace=%s className=%s", nameSpace, className)
# If nameSpace is not provided, it is set to "root/CIMV2" by default.
if not className:
lib_common.ErrorMessageHtml("Class name should not be empty")
cimomUrl = cgiEnv.GetHost()
rootNode = lib_util.EntityClassNode(className, nameSpace, cimomUrl, "WMI")
AddExtraNodes(grph, rootNode)
# Not sure why, but sometimes backslash replaced by slash, depending where we come from ?
nameSpace = nameSpace.replace("/", "\\")
try:
connWmi = lib_wmi.WmiConnect(cimomUrl, nameSpace)
except:
exc = sys.exc_info()[1]
lib_common.ErrorMessageHtml(
"WMI Connecting to cimomUrl=%s nameSpace=%s Caught:%s\n" %
(cimomUrl, nameSpace, str(exc)))
# http://rchateau-hp:8000/survol/class_wmi.py?xid=\\rchateau-HP\root\CIMV2%3ACIM_Directory.
# http://rchateau-hp:8000/survol/class_wmi.py?xid=\rchateau-HP\root\CIMV2%3ACIM_Directory.&mode=html
lib_wmi.WmiAddClassQualifiers(grph, connWmi, rootNode, className, True)
# Inutilisable pour:
# root/CIMV2/CIM_LogicalFile
# car il y en a beaucoup trop.
# TODO: pEUT-ETRE QUE wql POURRAQIT PERMETTRE UNE LIMITE ??
# Ou bien arguments: De 1 a 100 etc... mais ca peut nous obliger de creer des liens bidons
# pour aller aux elements suivants ou precedents. Notons que ca revient a creer des scripts artificiels.
# Et aussi, revenir vers l'arborescence des classes dans ce namespace.
try:
wmiClass = getattr(connWmi, className)
except Exception:
exc = sys.exc_info()[1]
lib_common.ErrorMessageHtml(
"class_wmi.py cimomUrl=%s nameSpace=%s className=%s Caught:%s\n" %
(cimomUrl, nameSpace, className, str(exc)))
# wmiClass=[Abstract, Locale(1033): ToInstance, UUID("{8502C55F-5FBB-11D2-AAC1-006008C78BC7}"): ToInstance]
# class CIM_Directory : CIM_LogicalFile
# {
# };
DEBUG("wmiClass=%s", str(wmiClass))
# Some examples of WMI queries.
# http://timgolden.me.uk/python/wmi/tutorial.html
#
# logical_disk = wmi.WMI(moniker="//./root/cimv2:Win32_LogicalDisk")
# c_drive = wmi.WMI(moniker='//./root/cimv2:Win32_LogicalDisk.DeviceID="C:"')
# c = wmi.WMI("MachineB", user=r"MachineB\fred", password="******")
#
# A WMI class can be "called" with simple equal-to parameters to narrow down the list.
# This filtering is happening at the WMI level.
# for disk in c.Win32_LogicalDisk(DriveType=3):
# for service in c.Win32_Service(Name="seclogon"):
#
# Arbitrary WQL queries can be run, but apparently WQL selects first all elements from WMI,
# then only does its filtering:
# for disk in wmi.WMI().query("SELECT Caption, Description FROM Win32_LogicalDisk WHERE DriveType <> 3"):
#
if flagEnumInstances:
# Biggest difficulty is the impossibility to limit the numbers of results fetched by WMI.
# Many classes have to many elements to display them.
# This makes it virtually impossible to select their elements.
if lib_wmi.WmiTooManyInstances(className):
lib_common.ErrorMessageHtml("Too many elements in className=%s\n" %
(className))
try:
lstObj = wmiClass()
except Exception:
exc = sys.exc_info()[1]
lib_common.ErrorMessageHtml("Caught when getting list of %s\n" %
className)
numLstObj = len(lstObj)
DEBUG("className=%s type(wmiClass)=%s len=%d", className,
str(type(wmiClass)), numLstObj)
if numLstObj == 0:
grph.add((rootNode, pc.property_information,
lib_common.NodeLiteral("No instances in this class")))
for wmiObj in lstObj:
# Full natural path: We must try to merge it with WBEM Uris.
# '\\\\RCHATEAU-HP\\root\\cimv2:Win32_Process.Handle="0"'
# https://jdd:[email protected]:5959/cimv2:Win32_SoftwareFeature.Name="Havana",ProductName="Havana",Version="1.0"
try:
fullPth = str(wmiObj.path())
except UnicodeEncodeError:
# UnicodeEncodeError: 'ascii' codec can't encode characters in position 104-108: ordinal not in range(128)
exc = sys.exc_info()[1]
WARNING("Exception %s", str(exc))
continue
# sys.stderr.write("fullPth=%s\n" % fullPth)
if fullPth == "":
WARNING("Empty path wmiObj=%s", str(wmiObj))
# The class Win32_PnPSignedDriver (Maybe others) generates dozens of these messages.
# This is not really an issue as this class should be hidden from applications.
# WARNING Empty path wmiObj=
# instance of Win32_PnPSignedDriver
# {
# ClassGuid = NULL;
# CompatID = NULL;
# Description = NULL;
# DeviceClass = "LEGACYDRIVER";
# DeviceID = "ROOT\\LEGACY_LSI_FC\\0000";
# DeviceName = "LSI_FC";
# DevLoader = NULL;
# DriverName = NULL;
# DriverProviderName = NULL;
# DriverVersion = NULL;
# FriendlyName = NULL;
# HardWareID = NULL;
# InfName = NULL;
# Location = NULL;
# Manufacturer = NULL;
# PDO = NULL;
# };
continue
# fullPth=\\RCHATEAU-HP\root\CIMV2:Win32_SoundDevice.DeviceID="HDAUDIO\\FUNC_01&VEN_10EC&DEV_0221&SUBSYS_103C18E9&REV_1000\\4&3BC582&0&0001"
fullPth = fullPth.replace("&", "&")
wmiInstanceUrl = lib_util.EntityUrlFromMoniker(fullPth)
DEBUG("wmiInstanceUrl=%s", wmiInstanceUrl)
wmiInstanceNode = lib_common.NodeUrl(wmiInstanceUrl)
# infos = lib_wbem_cim.get_inst_info(iname, klass, include_all=True, keys_only=True)
grph.add((rootNode, pc.property_class_instance, wmiInstanceNode))
# TODO: On pourrait rassembler par classes, et aussi afficher les liens d'heritages des classes.
cgiEnv.OutCgiRdf("LAYOUT_RECT", [pc.property_class_instance])
def Main():
paramkey_enum_instances = "Enumerate instances"
cgiEnv = lib_common.ScriptEnvironment(
parameters={paramkey_enum_instances: False})
flag_enum_instances = bool(cgiEnv.get_parameters(paramkey_enum_instances))
grph = cgiEnv.GetGraph()
name_space, class_name = cgiEnv.get_namespace_type()
logging.info("name_space=%s class_name=%s", name_space, class_name)
# If name_space is not provided, it is set to "root/CIMV2" by default.
if not class_name:
lib_common.ErrorMessageHtml("Class name should not be empty")
cimom_url = cgiEnv.GetHost()
root_node = lib_util.EntityClassNode(class_name, name_space, cimom_url,
"WMI")
_add_extra_nodes(grph, root_node)
# Not sure why, but sometimes backslash replaced by slash, depending where we come from ?
name_space = name_space.replace("/", "\\")
try:
conn_wmi = lib_wmi.WmiConnect(cimom_url, name_space)
except Exception as exc:
lib_common.ErrorMessageHtml(
"WMI Connecting to cimom_url=%s name_space=%s Caught:%s\n" %
(cimom_url, name_space, str(exc)))
# http://mymachine:8000/survol/class_wmi.py?xid=\\mymachine\root\CIMV2%3ACIM_Directory.
# http://mymachine:8000/survol/class_wmi.py?xid=\mymachine\root\CIMV2%3ACIM_Directory.&mode=html
lib_wmi.WmiAddClassQualifiers(grph, conn_wmi, root_node, class_name, True)
try:
wmi_class = getattr(conn_wmi, class_name)
except Exception as exc:
lib_common.ErrorMessageHtml(
"class_wmi.py cimom_url=%s name_space=%s class_name=%s Caught:%s\n"
% (cimom_url, name_space, class_name, str(exc)))
# wmi_class=[Abstract, Locale(1033): ToInstance, UUID("{8502C55F-5FBB-11D2-AAC1-006008C78BC7}"): ToInstance]
# class CIM_Directory : CIM_LogicalFile
# {
# };
logging.debug("wmi_class=%s", str(wmi_class))
# Some examples of WMI queries.
# http://timgolden.me.uk/python/wmi/tutorial.html
#
# logical_disk = wmi.WMI(moniker="//./root/cimv2:Win32_LogicalDisk")
# c_drive = wmi.WMI(moniker='//./root/cimv2:Win32_LogicalDisk.DeviceID="C:"')
# c = wmi.WMI("MachineB", user=r"MachineB\fred", password="******")
#
# A WMI class can be "called" with simple equal-to parameters to narrow down the list.
# This filtering is happening at the WMI level.
# for disk in c.Win32_LogicalDisk(DriveType=3):
# for service in c.Win32_Service(Name="seclogon"):
#
# Arbitrary WQL queries can be run, but apparently WQL selects first all elements from WMI,
# then only does its filtering:
# for disk in wmi.WMI().query("SELECT Caption, Description FROM Win32_LogicalDisk WHERE DriveType <> 3"):
#
if flag_enum_instances:
# Biggest difficulty is the impossibility to limit the numbers of results fetched by WMI.
# Many classes have to many elements to display them.
# This makes it virtually impossible to select their elements.
if lib_wmi.WmiTooManyInstances(class_name):
lib_common.ErrorMessageHtml(
"Too many elements in class_name=%s\n" % class_name)
try:
lst_obj = wmi_class()
except Exception as exc:
lib_common.ErrorMessageHtml("Caught when getting list of %s\n" %
class_name)
num_lst_obj = len(lst_obj)
logging.debug("class_name=%s type(wmi_class)=%s len=%d", class_name,
str(type(wmi_class)), num_lst_obj)
if num_lst_obj == 0:
grph.add((root_node, pc.property_information,
lib_util.NodeLiteral("No instances in this class")))
for wmi_obj in lst_obj:
# Full natural path: We must try to merge it with WBEM Uris.
# '\\\\MYMACHINE\\root\\cimv2:Win32_Process.Handle="0"'
# https://jdd:[email protected]:5959/cimv2:Win32_SoftwareFeature.Name="Havana",ProductName="Havana",Version="1.0"
try:
full_pth = str(wmi_obj.path())
except UnicodeEncodeError as exc:
# UnicodeEncodeError: 'ascii' codec can't encode characters in position 104-108: ordinal not in range(128)
logging.warning("Exception %s", str(exc))
continue
if full_pth == "":
logging.warning("Empty path wmi_obj=%s", str(wmi_obj))
# The class Win32_PnPSignedDriver (Maybe others) generates dozens of these messages.
# This is not really an issue as this class should be hidden from applications.
# logging.warning Empty path wmi_obj=
# instance of Win32_PnPSignedDriver
# {
# ClassGuid = NULL;
# CompatID = NULL;
# Description = NULL;
# DeviceClass = "LEGACYDRIVER";
# DeviceID = "ROOT\\LEGACY_LSI_FC\\0000";
# DeviceName = "LSI_FC";
# DevLoader = NULL;
# DriverName = NULL;
# DriverProviderName = NULL;
# DriverVersion = NULL;
# FriendlyName = NULL;
# HardWareID = NULL;
# InfName = NULL;
# Location = NULL;
# Manufacturer = NULL;
# PDO = NULL;
# };
continue
# full_pth=\\MYMACHINE\root\CIMV2:Win32_SoundDevice.DeviceID="HDAUDIO\\FUNC_01&VEN_10EC&DEV_0221&SUBSYS_103C18E9&REV_1000\\4&3BC582&0&0001"
full_pth = full_pth.replace("&", "&")
wmi_instance_url = lib_util.EntityUrlFromMoniker(full_pth)
logging.debug("wmi_instance_url=%s", wmi_instance_url)
wmi_instance_node = lib_common.NodeUrl(wmi_instance_url)
grph.add(
(root_node, pc.property_class_instance, wmi_instance_node))
# TODO: On pourrait rassembler par classes, et aussi afficher les liens d'heritages des classes.
cgiEnv.OutCgiRdf("LAYOUT_RECT", [pc.property_class_instance])