def get_sap_system(self):
'''
get SAP system from profile path
@types: -> sap.System?
'''
#r: check client code that system can be None
system, pf_name = sap_discoverer.parsePfDetailsFromPath(self._pf_path)
try:
system = sap_discoverer.parseSapSystemFromInstanceProfileName(pf_name)
except ValueError, ve:
msg = str(ve)
logger.warn("Failed to parse %s profile name. " % self.SERVER_TYPE, msg)
def process(self, context):
r''' @types: applications.ApplicationSignatureContext '''
# ------------------------------------------------------------ DISCOVERY
"SAP TREX plug-in DISCOVERY start" | info
shell = context.client
fs = file_system.createFileSystem(shell)
pathtools = file_system.getPath(fs)
# x) get process related application
hostOsh = context.hostOsh
application = context.application
destinationIp = application.getConnectionIp()
"x) Find TREX Daemon process that has profile path as parameter" | info
mainProcess = findFirst(isMainTrexProcess,
context.application.getProcesses())
profilePath = sap_discoverer.getProfilePathFromCommandline(
mainProcess.commandLine)
"x) Read profile content: %s" % profilePath | info
getFileContent = Sfn(
Fn(self.__getFileWithContent, shell, pathtools, __))
profileFile = profilePath and getFileContent(profilePath)
if not profileFile:
"Plug-in flow broken. Failed to read instance profile\
content based on path from the TREXDaemon command line" | warn
return
"x) Instance profile parsing" | info
sapIniParser = sap_discoverer.IniParser()
instanceProfileParser = sap_discoverer.InstanceProfileParser(
sapIniParser)
defaultProfileParser = sap_trex_discoverer.DefaultProfileParser(
sapIniParser)
try:
resultAsIni = instanceProfileParser.parseAsIniResult(
profileFile.content)
instanceProfile = instanceProfileParser.parse(resultAsIni)
defaultProfile = defaultProfileParser.parse(resultAsIni)
except Exception:
logger.warnException("Failed to parse instance profile")
return
rfcConfigs = []
trexSystem = defaultProfile.getSystem()
trexInstance = instanceProfile.getInstance()
trexInstanceName = trexInstance.getName() + trexInstance.getNumber()
isBiaProduct = 0
versionInfo = None
# # master by default, if topology file is not found that means
# # that current one is the only instance
# isMaster = 1
trexTopology = None
"x) Initialize TREX instance layout" | debug
systemName = trexSystem.getName()
systemBasePath = sap_discoverer.findSystemBasePath(
mainProcess.getExecutablePath(), systemName)
if systemBasePath:
systemLayout = sap_trex_discoverer.SystemLayout(
pathtools, systemBasePath, systemName)
'System path: %s' % systemLayout.getRootPath() | info
instancePath = systemLayout.composeInstanceDirPath(
trexInstanceName)
'Instance path: %s' % instancePath | debug
instanceLayout = sap_trex_discoverer.InstanceLayout(
pathtools, instancePath, trexInstanceName)
"x) Get content of default profile as it contains information about product"
"x) Determine whether we deal with BIA based on version information" | debug
defaultProfilePath = systemLayout.getDefaultProfileFilePath()
defaultProfileFile = getFileContent(defaultProfilePath)
try:
resultAsIni = instanceProfileParser.parseAsIniResult(
defaultProfileFile.content)
defaultProfile = defaultProfileParser.parse(resultAsIni)
except Exception:
logger.warnException("Failed to parse default profile")
else:
isBiaProduct = defaultProfile.getProductType(
) == sap_trex.Product.BIA
(isBiaProduct and "BIA" or "non-BIA", "product detected") | info
# get instance host name from profile name
instanceHostname = None
try:
destinationSystem = sap_discoverer.parseSapSystemFromInstanceProfileName(
profileFile.getName())
except Exception:
msg = "Failed to parse instance hostname from profile file name"
logger.debugException(msg)
else:
instanceHostname = first(
destinationSystem.getInstances()).getHostname()
"x) Discover whole topology from (topology.ini)" | info
# topology.ini file location and format differs depending on the
# product:
# -a) BIA (has plain-ini file at <SID>/sys/global/trex/data/topology.ini
# -b) TREX (has several places where topology.ini can be stored)
discoverTopologyIniFilePath = fptools.safeFunc(
sap_trex_discoverer.discoverTopologyIniFilePath)
topologyFilePath = (isBiaProduct
and systemLayout.getTopologyIniPath()
or discoverTopologyIniFilePath(
fs, instanceLayout, instanceHostname))
topologyFile = topologyFilePath and getFileContent(
topologyFilePath)
if topologyFile:
try:
configParser = sap_trex_discoverer.TopologyConfigParser()
trexTopology = sap_trex_discoverer.TrexTopologyConfig(
configParser.parse(topologyFile.content))
# find instance between master end-points
# landscapeSnapshot = topology.getGlobals().getLandscapeSnapshot()
# masterEndpoints = landscapeSnapshot.getMasterEndpoints()
# activeMasterEndpoints = landscapeSnapshot.getActiveMasterEndpoints()
# topologyNodes = topology.getHostNodes()
##
# isEndpointWithInstanceHostname = (lambda
# ep, hostname = instanceHostname: ep.getAddress() == hostname)
# isMaster = len(filter(isEndpointWithInstanceHostname,
# landscapeSnapshot.getMasterEndpoints()))
# "host role is %s" % (isMaster and "master" or "slave") | info
except:
logger.warnException(
"Failed to parse topology configuration")
else:
logger.warn(
"Failed to get content for the topology configuration")
"x) Discover TREX version information from saptrexmanifest.mf" | info
# read version info from manifest file
manifestFile = getFileContent(instanceLayout.getManifestFilePath())
if manifestFile:
manifestParser = sap_trex_discoverer.SapTrexManifestParser(
sapIniParser)
versionInfo = manifestParser.parseVersion(manifestFile.content)
else:
'Failed to discover version from manifest file' | warn
'Second attept to get version from updateConfig.ini file' | info
profileSystem = Sfn(
sap_discoverer.parseSapSystemFromInstanceProfileName)(
profileFile.getName())
if profileSystem:
hostname = first(
profileSystem.getInstances()).getHostname()
updateConfigFile = getFileContent(
instanceLayout.composeUpdateConfigIniFilePath(
hostname))
versionInfo = updateConfigFile and sap.VersionInfo(
updateConfigFile.content.strip())
"x) Discover served systems ( in case if RFC configuration established )" | info
rfcServerIniFilePath = (
isBiaProduct and systemLayout.getRfcServerConfigFilePath()
or instanceLayout.composeTrexRfcServerIniFilePath(
instanceHostname))
rfcServerIniFile = getFileContent(rfcServerIniFilePath)
if rfcServerIniFile:
rfcConfigs = filter(None, (fptools.safeFunc(
sap_trex_discoverer.parseConnectionsInRfcServerIni)(
rfcServerIniFile.content)))
# -------------------------------------------------------- REPORTING
"SAP TREX plug-in REPORTING start" | info
trexOsh = application.getOsh()
vector = context.resultsVector
configFileReporter = file_topology.Reporter(file_topology.Builder())
trexReporter = sap_trex.Reporter(sap_trex.Builder())
linkReporter = sap.LinkReporter()
softwareBuilder = sap.SoftwareBuilder()
"x) - report profile content as configuration document for the application" | info
vector.add(configFileReporter.report(profileFile, trexOsh))
("x) - report %s" % trexSystem) | info
trexSystemOsh = trexReporter.reportSystem(trexSystem)
vector.add(trexSystemOsh)
vector.add(linkReporter.reportMembership(trexSystemOsh, trexOsh))
"x) - report instance name and version" | info
softwareBuilder.updateName(trexOsh, trexInstanceName)
"x) report instance number: %s" % trexInstance.getNumber() | info
instanceBuilder = sap_trex.Builder()
instanceBuilder.updateInstanceNumber(trexOsh, trexInstance.getNumber())
if versionInfo:
softwareBuilder.updateVersionInfo(trexOsh, versionInfo)
if isBiaProduct:
softwareBuilder.updateDiscoveredProductName(
trexOsh, sap_trex.Product.BIA.instanceProductName)
"x) report RFC connections" | info
dnsResolver = netutils.DnsResolverByShell(shell, destinationIp)
vector.addAll(reportRfcConfigs(rfcConfigs, dnsResolver, hostOsh))
"x) report all topology nodes" | info
if trexTopology:
reportHostNode = fptools.partiallyApply(reportTrexHostNode,
fptools._, trexTopology,
isBiaProduct)
vectors = map(reportHostNode, trexTopology.getHostNodes())
fptools.each(vector.addAll, vectors)
def process(self, context):
r''' @types: applications.ApplicationSignatureContext '''
# ------------------------------------------------------------ DISCOVERY
"SAP TREX plug-in DISCOVERY start" | info
shell = context.client
fs = file_system.createFileSystem(shell)
pathtools = file_system.getPath(fs)
# x) get process related application
hostOsh = context.hostOsh
application = context.application
destinationIp = application.getConnectionIp()
"x) Find TREX Daemon process that has profile path as parameter" | info
mainProcess = findFirst(isMainTrexProcess, context.application.getProcesses())
profilePath = sap_discoverer.getProfilePathFromCommandline(mainProcess.commandLine)
"x) Read profile content: %s" % profilePath | info
getFileContent = Sfn(Fn(self.__getFileWithContent, shell, pathtools, __))
profileFile = profilePath and getFileContent(profilePath)
if not profileFile:
"Plug-in flow broken. Failed to read instance profile\
content based on path from the TREXDaemon command line" | warn
return
"x) Instance profile parsing" | info
sapIniParser = sap_discoverer.IniParser()
instanceProfileParser = sap_discoverer.InstanceProfileParser(sapIniParser)
defaultProfileParser = sap_trex_discoverer.DefaultProfileParser(sapIniParser)
try:
resultAsIni = instanceProfileParser.parseAsIniResult(profileFile.content)
instanceProfile = instanceProfileParser.parse(resultAsIni)
defaultProfile = defaultProfileParser.parse(resultAsIni)
except Exception:
logger.warnException("Failed to parse instance profile")
return
rfcConfigs = []
trexSystem = defaultProfile.getSystem()
trexInstance = instanceProfile.getInstance()
trexInstanceName = trexInstance.getName() + trexInstance.getNumber()
isBiaProduct = 0
versionInfo = None
# # master by default, if topology file is not found that means
# # that current one is the only instance
# isMaster = 1
trexTopology = None
"x) Initialize TREX instance layout" | debug
systemName = trexSystem.getName()
systemBasePath = sap_discoverer.findSystemBasePath(
mainProcess.getExecutablePath(), systemName )
if systemBasePath:
systemLayout = sap_trex_discoverer.SystemLayout(pathtools, systemBasePath, systemName)
'System path: %s' % systemLayout.getRootPath() | info
instancePath = systemLayout.composeInstanceDirPath(trexInstanceName)
'Instance path: %s' % instancePath | debug
instanceLayout = sap_trex_discoverer.InstanceLayout(pathtools, instancePath, trexInstanceName)
"x) Get content of default profile as it contains information about product"
"x) Determine whether we deal with BIA based on version information" | debug
defaultProfilePath = systemLayout.getDefaultProfileFilePath()
defaultProfileFile = getFileContent(defaultProfilePath)
try:
resultAsIni = instanceProfileParser.parseAsIniResult(defaultProfileFile.content)
defaultProfile = defaultProfileParser.parse(resultAsIni)
except Exception:
logger.warnException("Failed to parse default profile")
else:
isBiaProduct = defaultProfile.getProductType() == sap_trex.Product.BIA
(isBiaProduct and "BIA" or "non-BIA", "product detected") | info
# get instance host name from profile name
instanceHostname = None
try:
destinationSystem = sap_discoverer.parseSapSystemFromInstanceProfileName(profileFile.getName())
except Exception:
msg = "Failed to parse instance hostname from profile file name"
logger.debugException(msg)
else:
instanceHostname = first(destinationSystem.getInstances()).getHostname()
"x) Discover whole topology from (topology.ini)" | info
# topology.ini file location and format differs depending on the
# product:
# -a) BIA (has plain-ini file at <SID>/sys/global/trex/data/topology.ini
# -b) TREX (has several places where topology.ini can be stored)
discoverTopologyIniFilePath = fptools.safeFunc(sap_trex_discoverer.discoverTopologyIniFilePath)
topologyFilePath = (isBiaProduct
and systemLayout.getTopologyIniPath()
or discoverTopologyIniFilePath(fs, instanceLayout, instanceHostname))
topologyFile = topologyFilePath and getFileContent(topologyFilePath)
if topologyFile:
try:
configParser = sap_trex_discoverer.TopologyConfigParser()
trexTopology = sap_trex_discoverer.TrexTopologyConfig(
configParser.parse(topologyFile.content))
# find instance between master end-points
# landscapeSnapshot = topology.getGlobals().getLandscapeSnapshot()
# masterEndpoints = landscapeSnapshot.getMasterEndpoints()
# activeMasterEndpoints = landscapeSnapshot.getActiveMasterEndpoints()
# topologyNodes = topology.getHostNodes()
##
# isEndpointWithInstanceHostname = (lambda
# ep, hostname = instanceHostname: ep.getAddress() == hostname)
# isMaster = len(filter(isEndpointWithInstanceHostname,
# landscapeSnapshot.getMasterEndpoints()))
# "host role is %s" % (isMaster and "master" or "slave") | info
except:
logger.warnException("Failed to parse topology configuration")
else:
logger.warn("Failed to get content for the topology configuration")
"x) Discover TREX version information from saptrexmanifest.mf" | info
# read version info from manifest file
manifestFile = getFileContent(instanceLayout.getManifestFilePath())
if manifestFile:
manifestParser = sap_trex_discoverer.SapTrexManifestParser(sapIniParser)
versionInfo = manifestParser.parseVersion(manifestFile.content)
else:
'Failed to discover version from manifest file' | warn
'Second attept to get version from updateConfig.ini file' | info
profileSystem = Sfn(sap_discoverer.parseSapSystemFromInstanceProfileName)(profileFile.getName())
if profileSystem:
hostname = first(profileSystem.getInstances()).getHostname()
updateConfigFile = getFileContent(instanceLayout.composeUpdateConfigIniFilePath(hostname))
versionInfo = updateConfigFile and sap.VersionInfo(updateConfigFile.content.strip())
"x) Discover served systems ( in case if RFC configuration established )" | info
rfcServerIniFilePath = (isBiaProduct
and systemLayout.getRfcServerConfigFilePath()
or instanceLayout.composeTrexRfcServerIniFilePath(instanceHostname))
rfcServerIniFile = getFileContent(rfcServerIniFilePath)
if rfcServerIniFile:
rfcConfigs = filter(None, (fptools.safeFunc(
sap_trex_discoverer.parseConnectionsInRfcServerIni)
(rfcServerIniFile.content)))
# -------------------------------------------------------- REPORTING
"SAP TREX plug-in REPORTING start" | info
trexOsh = application.getOsh()
vector = context.resultsVector
configFileReporter = file_topology.Reporter(file_topology.Builder())
trexReporter = sap_trex.Reporter(sap_trex.Builder())
linkReporter = sap.LinkReporter()
softwareBuilder = sap.SoftwareBuilder()
"x) - report profile content as configuration document for the application" | info
vector.add(configFileReporter.report(profileFile, trexOsh))
("x) - report %s" % trexSystem) | info
trexSystemOsh = trexReporter.reportSystem(trexSystem)
vector.add(trexSystemOsh)
vector.add(linkReporter.reportMembership(trexSystemOsh, trexOsh))
"x) - report instance name and version" | info
softwareBuilder.updateName(trexOsh, trexInstanceName)
"x) report instance number: %s" % trexInstance.getNumber() | info
instanceBuilder = sap_trex.Builder()
instanceBuilder.updateInstanceNumber(trexOsh, trexInstance.getNumber())
if versionInfo:
softwareBuilder.updateVersionInfo(trexOsh, versionInfo)
if isBiaProduct:
softwareBuilder.updateDiscoveredProductName(trexOsh,
sap_trex.Product.BIA.instanceProductName)
"x) report RFC connections" | info
dnsResolver = netutils.DnsResolverByShell(shell, destinationIp)
vector.addAll(reportRfcConfigs(rfcConfigs, dnsResolver, hostOsh))
"x) report all topology nodes" | info
if trexTopology:
reportHostNode = fptools.partiallyApply(reportTrexHostNode,
fptools._, trexTopology, isBiaProduct)
vectors = map(reportHostNode, trexTopology.getHostNodes())
fptools.each(vector.addAll, vectors)