/usr/share/hplip/base/LedmWifi.py is in hplip-data 3.14.3-0ubuntu3.
This file is owned by root:root, with mode 0o644.
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#
# (c) Copyright 2003-2009 Hewlett-Packard Development Company, L.P.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Shunmugaraj.K
#
# StdLib
import time
import cStringIO
from base.g import *
try:
import xml.parsers.expat
except ImportError,e:
log.info("\n")
log.error("Failed to import xml.parsers.expat(%s).\nThis may be due to the incompatible version of python-xml package.\n"%(e))
if "undefined symbol" in str(e):
log.info(log.blue("Please re-install compatible version (other than 2.7.2-7.14.1) due to bug reported at 'https://bugzilla.novell.com/show_bug.cgi?id=766778'."))
log.info(log.blue("\n Run the following commands in root mode to change the python-xml package.(i.e Installing 2.7.2-7.1.2)"))
log.info(log.blue("\n Using zypper:\n 'zypper remove python-xml'\n 'zypper install python-xml-2.7.2-7.1.2'"))
log.info(log.blue("\n Using apt-get:\n 'apt-get remove python-xml'\n 'apt-get install python-xml-2.7.2-7.1.2'"))
log.info(log.blue("\n Using yum:\n 'yum remove python-xml'\n 'yum install python-xml-2.7.2-7.1.2'"))
sys.exit(1)
from string import *
# Local
from base.g import *
from base import device, utils
http_result_pat = re.compile("""HTTP/\d.\d\s(\d+)""", re.I)
HTTP_OK = 200
HTTP_ACCEPTED = 202
HTTP_NOCONTENT = 204
HTTP_ERROR = 500
MAX_RETRIES = 2
LEDM_WIFI_BASE_URI = "/IoMgmt/Adapters/"
# This payload is working for LaserJet Devices
adapterPowerXml_payload2 ="""<?xml version="1.0" encoding="UTF-8" ?><io:Adapter xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:io="http://www.hp.com/schemas/imaging/con/ledm/iomgmt/2008/11/30" xmlns:dd="http://www.hp.com/schemas/imaging/con/dictionaries/1.0/" xmlns:wifi="http://www.hp.com/schemas/imaging/con/wifi/2009/06/26"> <io:HardwareConfig> <dd:Power>%s</dd:Power> </io:HardwareConfig> </io:Adapter>"""
# This payload is working for OfficeJet and Photosmart Devices
adapterPowerXml_payload1 = """<?xml version="1.0" encoding="UTF-8"?><io:Adapters xmlns:io="http://www.hp.com/schemas/imaging/con/ledm/iomgmt/2008/11/30" xmlns:dd="http://www.hp.com/schemas/imaging/con/dictionaries/1.0/"><io:Adapter><io:HardwareConfig><dd:Power>%s</dd:Power></io:HardwareConfig></io:Adapter></io:Adapters>"""
passPhraseXml="""<io:Profile xmlns:io="http://www.hp.com/schemas/imaging/con/ledm/iomgmt/2008/11/30" xmlns:dd="http://www.hp.com/schemas/imaging/con/dictionaries/1.0/" xmlns:wifi="http://www.hp.com/schemas/imaging/con/wifi/2009/06/26" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.hp.com/schemas/imaging/con/ledm/iomgmt/2008/11/30 ../../schemas/IoMgmt.xsd http://www.hp.com/schemas/imaging/con/dictionaries/1.0/ ../../schemas/dd/DataDictionaryMasterLEDM.xsd"><io:AdapterProfile><io:WifiProfile><wifi:SSID>%s</wifi:SSID><wifi:CommunicationMode>%s</wifi:CommunicationMode><wifi:EncryptionType>%s</wifi:EncryptionType><wifi:AuthenticationMode>%s</wifi:AuthenticationMode></io:WifiProfile></io:AdapterProfile></io:Profile>"""
keyInfoXml = """<io:KeyInfo><io:WpaPassPhraseInfo><wifi:RsnEncryption>AESOrTKIP</wifi:RsnEncryption><wifi:RsnAuthorization>autoWPA</wifi:RsnAuthorization><wifi:PassPhrase>%s</wifi:PassPhrase></io:WpaPassPhraseInfo></io:KeyInfo>"""
def getAdaptorList(dev):
ret,params,elementCount,code ={},{},0,HTTP_ERROR
max_tries = 0
while max_tries < MAX_RETRIES:
max_tries +=1
URI = LEDM_WIFI_BASE_URI[0:len(LEDM_WIFI_BASE_URI)-1]# to remove "\" from the string
paramsList,code = readXmlTagDataFromURI(dev,URI,'<io:Adapters', '<io:Adapter>')
if code == HTTP_OK:
break
if code != HTTP_OK:
log.error("Request Failed With Response Code %d"%code)
return ret
ret['adaptorlistlength'] = len(paramsList)
if len(paramsList) != 0:
a = 0
for params in paramsList:
ret['adaptorpresence-%d' % a] = ''
ret['adaptorstate-%d' % a] = ''
try:
ret['adaptorid-%d' % a] = params['io:adapter-map:resourcenode-map:resourcelink-dd:resourceuri']
except KeyError, e:
log.debug("Missing response key: %s" % e) #changed from error to debug
ret['adaptorid-%d' % a]=""
try:
ret['adaptorname-%d' % a] = params['io:adapter-io:hardwareconfig-dd:name']
except KeyError, e:
log.debug("Missing response key: %s" % e) #changed from error to debug
ret['adaptorname-%d' % a] = ""
try:
ret['adaptortype-%d' % a] = params['io:adapter-io:hardwareconfig-dd:deviceconnectivityporttype']
except KeyError, e:
log.debug("Missing response key: %s" % e) #changed from error to debug
ret['adaptortype-%d' % a] = ""
a = a+1
return ret
def getWifiAdaptorID(dev):
rVal = []
ret = getAdaptorList(dev)
try:
num_adaptors = ret['adaptorlistlength']
except KeyError:
num_adaptors = 0
for n in xrange(num_adaptors):
try:
name = ret['adaptortype-%d' % n]
except KeyError:
name = ''
if name.lower() in ('wifiembedded', 'wifiaccessory'):
params = ['adaptorid', 'adaptorname', 'adaptorstate', 'adaptorpresence']
r = []
for p in params:
try:
x = ret[''.join([p, '-', str(n)])]
except KeyError:
if p == 'adaptorid':
x = -1
else:
x = 'Unknown'
r.append(x)
rVal.append(r)
return rVal
def setAdaptorPower(dev, adapterList, power_state='on'):
adaptor_id=-1
adaptorName =""
for a in adapterList:
adaptor_id = a[0]
adaptorName = a[1]
ret,powerXml,URI,code = {},'','',HTTP_ERROR
URI = LEDM_WIFI_BASE_URI + adaptorName
powerXml = adapterPowerXml_payload1 %(power_state)
ret['errorreturn'] = writeXmlDataToURI(dev,URI,powerXml,10)
if not(ret['errorreturn'] == HTTP_OK or ret['errorreturn'] == HTTP_NOCONTENT):
log.debug("Wifi Adapter turn ON request Failed. ResponseCode=%s AdaptorId=%s AdaptorName=%s. Trying another interface" %(ret['errorreturn'],adaptor_id,adaptorName))
powerXml = adapterPowerXml_payload2 %(power_state)
ret['errorreturn'] = writeXmlDataToURI(dev,URI,powerXml,10)
if not(ret['errorreturn'] == HTTP_OK or ret['errorreturn'] == HTTP_NOCONTENT):
log.error("Wifi Adapter turn ON request Failed. ResponseCode=%s AdaptorId=%s AdaptorName=%s" %(ret['errorreturn'],adaptor_id,adaptorName))
else:
log.debug("Wifi Adapter turn ON request is Success. AdaptorId=%s AdaptorName=%s" %(adaptor_id,adaptorName))
# adapaterState = a[2], adapterPresence= a[3]
return adaptor_id, adaptorName, a[2], a[3]
return -1 ,"","",""
def performScan(dev, adapterName, ssid=None):
ret ={}
if ssid is None:
URI = LEDM_WIFI_BASE_URI + adapterName + "/WifiNetworks"
else:
URI = LEDM_WIFI_BASE_URI + adapterName + "/WifiNetworks/SSID="+ssid
while True:
params,code,elementCount = readXmlDataFromURI(dev,URI,'<io:WifiNetworks', '<io:WifiNetwork>',10)
if code == HTTP_ACCEPTED:
continue
else:
break
ret['numberofscanentries'] = elementCount
if code != HTTP_OK:
log.error("Request Failed With Response Code %d"%code)
return ret
if params is not None:
if elementCount == 1:
try:
ssid = str(params['io:wifinetworks-io:wifinetwork-wifi:ssid']).decode("hex")
if not ssid:
ret['ssid-0'] = u'(unknown)'
else:
ret['ssid-0'] = ssid
try:
ret['bssid-0'] = str(params['io:wifinetworks-io:wifinetwork-wifi:bssid']).decode("hex")
except:
ret['bssid-0'] = params['io:wifinetworks-io:wifinetwork-wifi:bssid']
ret['channel-0'] = params['io:wifinetworks-io:wifinetwork-wifi:channel']
ret['communicationmode-0'] = params['io:wifinetworks-io:wifinetwork-wifi:communicationmode']
ret['dbm-0'] = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:dbm']
ret['encryptiontype-0'] = params['io:wifinetworks-io:wifinetwork-wifi:encryptiontype']
ret['signalstrength-0'] = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:signalstrength']
except KeyError, e:
log.debug("Missing response key: %s" % e)
else:
for a in xrange(elementCount):
try:
try:
ssid = str(params['io:wifinetworks-io:wifinetwork-wifi:ssid-%d' % a]).decode("hex")
#ssid = params['io:wifinetworks-io:wifinetwork-wifi:ssid-%d' % a]
except:
ssid = params['io:wifinetworks-io:wifinetwork-wifi:ssid-%d' % a]
#ssid = str(params['io:wifinetworks-io:wifinetwork-wifi:ssid-%d' % a]).decode("hex")
if not ssid:
ret['ssid-%d' % a] = u'(unknown)'
else:
ret['ssid-%d' % a] = ssid
try:
ret['bssid-%d' % a] = str(params['io:wifinetworks-io:wifinetwork-wifi:bssid-%d' % a]).decode("hex")
except:
ret['bssid-%d' % a] = params['io:wifinetworks-io:wifinetwork-wifi:bssid-%d' % a]
ret['channel-%d' % a] = params['io:wifinetworks-io:wifinetwork-wifi:channel-%d' % a]
ret['communicationmode-%d' % a] = params['io:wifinetworks-io:wifinetwork-wifi:communicationmode-%d' % a]
ret['dbm-%d' % a] = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:dbm-%d' % a]
ret['encryptiontype-%d' % a] = params['io:wifinetworks-io:wifinetwork-wifi:encryptiontype-%d' % a]
ret['signalstrength-%d' % a] = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:signalstrength-%d' % a]
except KeyError, e:
log.debug("Missing response key: %s" % e)
try:
ret['signalstrengthmax'] = 5
ret['signalstrengthmin'] = 0
except KeyError, e:
log.debug("Missing response key: %s" % e)
return ret
def getIPConfiguration(dev, adapterName):
ip, hostname, addressmode, subnetmask, gateway, pridns, sec_dns = \
'0.0.0.0', 'Unknown', 'Unknown', '0.0.0.0', '0.0.0.0', '0.0.0.0', '0.0.0.0'
protocol = 'old'
URI = LEDM_WIFI_BASE_URI + adapterName + "/Protocols"
#URI = "/DevMgmt/IOConfigDyn.xml"
params,code,elementCount = {},HTTP_ERROR,0
max_tries = 0
while max_tries < MAX_RETRIES:
max_tries +=1
params,code,elementCount = readXmlDataFromURI(dev,URI,'<io:Protocol', '<io:Protocol')
if code == HTTP_OK:
break
if code != HTTP_OK:
max_tries = 0
URI = "/DevMgmt/IOConfigDyn.xml"
while max_tries < MAX_RETRIES:
max_tries +=1
params,code,elementCount = readXmlDataFromURI(dev,URI,'<iocfgdyn2:IOConfigDyn', '<dd3:IOAdaptorConfig')
if code == HTTP_OK:
protocol = 'new'
break
if code != HTTP_OK:
log.error("Request Failed With Response Code %d" %code)
return ip, hostname, addressmode, subnetmask, gateway, pridns, sec_dns
if protocol == 'old':
if params is not None and code == HTTP_OK:
try:
ip = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:ipv4address']
subnetmask = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:subnetmask']
gateway = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:defaultgateway']
if 'DHCP' in params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:configmethod']:
addressmode = 'dhcp'
else:
addressmode = 'autoip'
if elementCount ==1:
pridns = params['io:protocols-io:protocol-dd:dnsserveripaddress']
sec_dns = params['io:protocols-io:protocol-dd:secondarydnsserveripaddress']
for a in xrange(elementCount):
if params['io:protocols-io:protocol-dd:dnsserveripaddress-%d' %a] !="::":
pridns = params['io:protocols-io:protocol-dd:dnsserveripaddress-%d' %a]
sec_dns = params['io:protocols-io:protocol-dd:secondarydnsserveripaddress-%d' %a]
break
except KeyError, e:
log.error("Missing response key: %s" % str(e))
else:
if params is not None and code == HTTP_OK:
try:
#ip = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:ipv4address']
try:
ip = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:ipaddress']
except:
ip = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:ipaddress-0']
#subnetmask = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:subnetmask']
try:
subnetmask = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:subnetmask']
except:
subnetmask = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:subnetmask-0']
#gateway = params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:defaultgateway']
try:
gateway = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:defaultgateway']
except:
gateway = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:defaultgateway-0']
#if 'DHCP' in params['io:protocols-io:protocol-io:addresses-io:ipv4addresses-io:ipv4address-dd:configmethod']:
try:
addressmode = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:ipconfigmethod']
except:
addressmode = params['iocfgdyn2:ioconfigdyn-dd3:ioadaptorconfig-dd3:networkadaptorconfig-dd3:ipversionconfig-dd3:ipconfig-dd:ipconfigmethod-0']
if 'dhcp' in addressmode.lower():
addressmode = 'dhcp'
else:
addressmode = 'autoip'
#if elementCount ==1:
# pridns = params['io:protocols-io:protocol-dd:dnsserveripaddress']
# sec_dns = params['io:protocols-io:protocol-dd:secondarydnsserveripaddress']
#for a in xrange(elementCount):
# if params['io:protocols-io:protocol-dd:dnsserveripaddress-%d' %a] !="::":
# pridns = params['io:protocols-io:protocol-dd:dnsserveripaddress-%d' %a]
# sec_dns = params['io:protocols-io:protocol-dd:secondarydnsserveripaddress-%d' %a]
# break
except KeyError, e:
log.error("Missing response key: %s" % str(e))
log.debug("ip=%s, hostname=%s, addressmode=%s, subnetmask=%s, gateway=%s, pridns=%s, sec_dns=%s"%(ip, hostname, addressmode, subnetmask, gateway, pridns, sec_dns))
return ip, hostname, addressmode, subnetmask, gateway, pridns, sec_dns
def getCryptoSuite(dev, adapterName):
alg, mode, secretid = '', '', ''
parms,code,elementCount ={},HTTP_ERROR,0
URI = LEDM_WIFI_BASE_URI + adapterName + "/Profiles/Active"
max_tries = 0
while max_tries < MAX_RETRIES:
max_tries +=1
parms,code,elementCount = readXmlDataFromURI(dev,URI,'<io:Profile', '<io:Profile')
if code == HTTP_OK:
break
if code !=HTTP_OK:
log.error("Request Failed With Response Code %d" %code)
return alg, mode, secretid
if parms is not None:
try:
mode = parms['io:profile-io:adapterprofile-io:wifiprofile-wifi:communicationmode']
alg = parms['io:profile-io:adapterprofile-io:wifiprofile-wifi:encryptiontype']
secretid = parms['io:profile-io:adapterprofile-io:wifiprofile-wifi:bssid']
except KeyError, e:
log.debug("Missing response key: %s" % str(e))
return alg, mode, secretid
def associate(dev, adapterName, ssid, communication_mode, encryption_type, key):
ret,code = {},HTTP_ERROR
URI = LEDM_WIFI_BASE_URI + adapterName + "/Profiles/Active"
if encryption_type == 'none':
authMode = 'open'
ppXml = passPhraseXml%(ssid.encode('hex'),communication_mode,encryption_type,authMode)
else:
authMode = encryption_type
pos = passPhraseXml.find("</io:WifiProfile>",0,len(passPhraseXml))
ppXml = (passPhraseXml[:pos] + keyInfoXml + passPhraseXml[pos:])%(ssid.encode('hex'),communication_mode,encryption_type,\
authMode,key.encode('hex'))
code = writeXmlDataToURI(dev,URI,ppXml,10)
ret['errorreturn'] = code
if not(code == HTTP_OK or HTTP_NOCONTENT):
log.error("Request Failed With Response Code %d" % ret['errorreturn'])
return ret
def getVSACodes(dev, adapterName):
ret,params,code,elementCount = [],{},HTTP_ERROR,0
severity,rule ='',''
URI = LEDM_WIFI_BASE_URI + adapterName + "/VsaCodes.xml"
max_tries = 0
while max_tries < MAX_RETRIES:
max_tries +=1
params,code,elementCount = readXmlDataFromURI(dev,URI,"<io:VsaCodes","<io:VsaCodes",10)
if code == HTTP_OK:
break
if code != HTTP_OK:
log.warn("Request Failed With Response Code %d"%code)
return ret
if params is not None:
try:
severity= params['io:vsacodes-wifi:vsacode-dd:severity']
except:
severity = ""
try:
rule = params['io:vsacodes-wifi:vsacode-wifi:rulenumber']
# except KeyError, e:
# log.error("Missing response key: %s" % str(e))
except:
rule = ""
ret.append((rule, severity))
return ret
def getHostname(dev):
hostName = ''
URI = "/IoMgmt/IoConfig.xml"
max_tries = 0
while max_tries < MAX_RETRIES:
max_tries +=1
params,code,elementCount = readXmlDataFromURI(dev,URI,'<io:IoConfig', '<io:IoConfig')
if code == HTTP_OK:
break
if code != HTTP_OK:
log.warn("Request failed with Response code %d. HostName not found."%code)
return hostName
if params is not None:
try:
hostName = params['io:ioconfig-io:iodeviceconfig-dd3:hostname']
except KeyError, e:
log.debug("Missing response key: %s" % e)
return hostName
def getSignalStrength(dev, adapterName, ssid, adaptor_id=0):
ss_max, ss_min, ss_val, ss_dbm = 5, 0, 0, -200
params,code,elementCount = {},HTTP_ERROR,0
if ssid is not None:
URI = LEDM_WIFI_BASE_URI + adapterName + "/WifiNetworks/SSID="+ssid
else:
return ss_max, ss_min, ss_val, ss_dbm
while True:
params,code,elementCount = readXmlDataFromURI(dev,URI,'<io:WifiNetworks', '<io:WifiNetwork>',10)
if code == HTTP_ACCEPTED:
log.info("Got Response as HTTP_ACCEPTED, so retrying to get the actual result")
continue
else:
break
if code != HTTP_OK:
log.error("Request Failed With Response Code %d"%code)
return ss_max, ss_min, ss_val, ss_dbm
if params is not None:
if elementCount == 1:
try:
ss_dbm = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:dbm']
ss_val = params['io:wifinetworks-io:wifinetwork-io:signalinfo-wifi:signalstrength']
except KeyError, e:
log.error("Missing response key: %s" % e)
return ss_max, ss_min, ss_val, ss_dbm
def readXmlTagDataFromURI(dev,URI,xmlRootNode,xmlReqDataNode,timeout=5):
paramsList,code =[],HTTP_ERROR
data = format_http_get(URI,0,"")
log.info(data)
response = cStringIO.StringIO()
if dev.openLEDM() == -1:
dev.closeLEDM()
if dev.openEWS_LEDM() == -1:
dev.openMarvell_EWS()
dev.writeMarvell_EWS(data)
try:
while dev.readMarvell_EWS(1024, response, timeout):
pass
except Error:
dev.closeMarvell_EWS()
log.error("Unable to read Marvell_EWS Channel")
else:
dev.writeEWS_LEDM(data)
try:
dev.readLEDMData(dev.readEWS_LEDM, response, timeout)
except Error:
dev.closeEWS_LEDM()
log.error("Unable to read EWS_LEDM Channel")
else:
dev.writeLEDM(data)
try:
dev.readLEDMData(dev.readLEDM, response, timeout)
except Error:
dev.closeLEDM()
log.error("Unable to read LEDM Channel")
#dev.closeEWS_LEDM()
strResp = str(response.getvalue())
if strResp is not None:
code = get_error_code(strResp)
if code == HTTP_OK:
strResp = utils.unchunck_xml_data(strResp)
pos = strResp.find(xmlRootNode,0,len(strResp))
repstr = strResp[pos:].strip()
repstr = repstr.replace('\r','').replace('\t','').replace('\n','') # To remove formating characters from the received xml
repstr = repstr.rstrip('0') # To remove trailing zero from the received xml
try:
parser_object = utils.extendedExpat()
root_element = parser_object.Parse(repstr)
xmlReqDataNode = filter(lambda c: c not in "<>", xmlReqDataNode) # To remove '<' and '>' characters
reqDataElementList = root_element.getElementsByTagName(xmlReqDataNode)
for node in reqDataElementList:
repstr = node.toString()
repstr = repstr.replace('\r','').replace('\t','').replace('\n','') # To remove formating characters from the received xml
params = utils.XMLToDictParser().parseXML(repstr)
paramsList.append(params)
except xml.parsers.expat.ExpatError, e:
log.debug("XML parser failed: %s" % e) #changed from error to debug
else:
log.debug("HTTP Responce failed with %s code"%code)
return paramsList,code
def readXmlDataFromURI(dev,URI,xmlRootNode,xmlChildNode,timeout=5):
params,code,elementCount ={},HTTP_ERROR,0
data = format_http_get(URI,0,"")
log.info(data)
response = cStringIO.StringIO()
if dev.openLEDM() == -1:
dev.closeLEDM()
if dev.openEWS_LEDM() == -1:
dev.openMarvell_EWS()
dev.writeMarvell_EWS(data)
try:
while dev.readMarvell_EWS(1024, response, timeout):
pass
except Error:
dev.closeMarvell_EWS()
log.error("Unable to read Marvell_EWS Channel")
else:
dev.writeEWS_LEDM(data)
try:
dev.readLEDMData(dev.readEWS_LEDM, response,timeout)
except Error:
dev.closeEWS_LEDM()
log.error("Unable to read EWS_LEDM Channel")
else:
dev.writeLEDM(data)
try:
dev.readLEDMData(dev.readLEDM, response,timeout)
except Error:
dev.closeLEDM()
log.error("Unable to read LEDM Channel")
#dev.closeEWS_LEDM()
strResp = str(response.getvalue())
if strResp is not None:
code = get_error_code(strResp)
if code == HTTP_OK:
strResp = utils.unchunck_xml_data(strResp)
pos = strResp.find(xmlRootNode,0,len(strResp))
repstr = strResp[pos:].strip()
repstr = repstr.replace('\r','').replace('\t','').replace('\n','') # To remove formating characters from the received xml
repstr = repstr.rstrip('0') # To remove trailing zero from the received xml
elementCount = repstr.count(xmlChildNode)
try:
params = utils.XMLToDictParser().parseXML(repstr)
except xml.parsers.expat.ExpatError, e:
log.debug("XML parser failed: %s" % e) #changed from error to debug
else:
log.debug(" HTTP Responce failed with %s code"%code)
return params,code,elementCount
def writeXmlDataToURI(dev,URI,xml,timeout=5):
code = HTTP_ERROR
data = format_http_put(URI,len(xml),xml)
response = cStringIO.StringIO()
if dev.openLEDM() == -1:
if dev.openEWS_LEDM() == -1:
dev.openMarvell_EWS()
dev.writeMarvell_EWS(data)
try:
while dev.readMarvell_EWS(1000, response, timeout):
pass
except Error:
dev.closeMarvell_EWS()
log.error("Unable to read Marvell_EWS Channel")
else:
dev.writeEWS_LEDM(data)
try:
dev.readLEDMData(dev.readEWS_LEDM, response, timeout)
except Error:
dev.closeEWS_LEDM()
log.error("Unable to read EWS_LEDM Channel")
else:
dev.writeLEDM(data)
#response = cStringIO.StringIO()
try:
dev.readLEDMData(dev.readLEDM, response,timeout )
except Error:
dev.closeLEDM()
log.error("Unable to read LEDM Channel")
strResp = str(response.getvalue())
if strResp is not None:
code = get_error_code(strResp)
return code
def get_error_code(ret):
if not ret: return HTTP_ERROR
match = http_result_pat.match(ret)
if match is None: return HTTP_ERROR
try:
code = int(match.group(1))
except (ValueError, TypeError):
code = HTTP_ERROR
return code
def format_http_get(requst, ledmlen, xmldata, content_type="text/xml; charset=utf-8"):
host = 'localhost'
return utils.cat(
"""GET $requst HTTP/1.1\r
Host: $host\r
User-Agent: hplip/3.0\r
Content-Type: $content_type\r
Content-Length: $ledmlen\r
\r
$xmldata""")
def format_http_put(requst, ledmlen, xmldata, content_type="text/xml; charset=utf-8"):
host = 'localhost'
return utils.cat(
"""PUT $requst HTTP/1.1\r
Host: $host\r
User-Agent: hplip/3.0\r
Content-Type: $content_type\r
Content-Length: $ledmlen\r
\r
$xmldata""")
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