def parseCommandLine():
"""
function: parseCommandLine
input: NA
output: NA
"""
try:
paraLine = sys.argv[1]
paraLine = DefaultValue.encodeParaline(paraLine,
DefaultValue.BASE_DECODE)
paraLine = paraLine.strip()
paraList = paraLine.split("*==SYMBOL==*")
opts, args = getopt.getopt(
paraList[1:], "U:C:D:T:P:l:hX:",
["help", "alarm=", "gucXml", "vc_mode", "dws-mode"])
except Exception as e:
usage()
GaussLog.exitWithError(ErrorCode.GAUSS_500["GAUSS_50000"] % str(e))
if (len(args) > 0):
GaussLog.exitWithError(ErrorCode.GAUSS_500["GAUSS_50000"] %
str(args[0]))
global g_opts
g_opts = CmdOptions()
for (key, value) in opts:
if (key == "-h" or key == "--help"):
usage()
sys.exit(0)
elif (key == "-U"):
g_opts.clusterUser = value
elif (key == "-D"):
g_opts.dataGucParams.append(value)
elif (key == "-T"):
g_opts.configType = value
elif (key == "-P"):
g_opts.clusterStaticConfigFile = value
elif (key == "-l"):
g_opts.logFile = os.path.realpath(value)
elif (key == "--alarm"):
g_opts.alarmComponent = value
elif (key == "--gucXml"):
g_opts.gucXml = True
elif (key == "--vc_mode"):
g_opts.vcMode = True
elif (key == "--dws-mode"):
g_opts.dws_mode = True
elif key == "-X":
g_opts.clusterConf = os.path.realpath(value)
Parameter.checkParaVaild(key, value)
def updateInstanceConfig(self):
"""
function: Update instances config on all nodes
input : NA
output: NA
"""
self.context.logger.log(
"Updating instance configuration on all nodes.")
# update instances config on all nodes
cmdParam = ""
paralistdn = [
param.split('=')[0].strip() for param in self.context.dataGucParam
]
if ("autovacuum" not in paralistdn):
self.context.dataGucParam.append("autovacuum=on")
# get the --dn-guc parameter values
for param in self.context.dataGucParam:
cmdParam += "*==SYMBOL==*-D*==SYMBOL==*%s" % param
# check the --alarm-component parameter
if (self.context.alarm_component != ""):
cmdParam += "*==SYMBOL==*--alarm=%s" % self.context.alarm_component
# create tmp file for guc parameters
# comm_max_datanode and max_process_memory
self.context.logger.debug("create tmp_guc file.")
tmpGucPath = DefaultValue.getTmpDirFromEnv(self.context.user)
tmpGucFile = "%s/tmp_guc" % tmpGucPath
cmd = g_file.SHELL_CMD_DICT["createFile"] % (
tmpGucFile, DefaultValue.MAX_DIRECTORY_MODE, tmpGucFile)
DefaultValue.execCommandWithMode(cmd, "Install applications",
self.context.sshTool,
self.context.isSingle,
self.context.mpprcFile)
self.context.logger.debug("Create tmp_guc file successfully.")
# get the master datanode number
primaryDnNum = DefaultValue.getPrimaryDnNum(self.context.clusterInfo)
self.context.logger.debug("get master datanode number : %s" %
primaryDnNum)
# get the physic memory of all node and choose the min one
physicMemo = DefaultValue.getPhysicMemo(self.context.sshTool,
self.context.isSingle)
self.context.logger.debug("get physic memory value : %s" % physicMemo)
# get the datanode number in all nodes and choose the max one
dataNodeNum = DefaultValue.getDataNodeNum(self.context.clusterInfo)
self.context.logger.debug("get min datanode number : %s" % dataNodeNum)
# write the value in tmp file
self.context.logger.debug("Write value in tmp_guc file.")
gucValueContent = str(primaryDnNum) + "," + str(
physicMemo) + "," + str(dataNodeNum)
cmd = g_file.SHELL_CMD_DICT["overWriteFile"] % (gucValueContent,
tmpGucFile)
DefaultValue.execCommandWithMode(cmd, "Install applications",
self.context.sshTool,
self.context.isSingle,
self.context.mpprcFile)
self.context.logger.debug("Write tmp_guc file successfully.")
# update instances config
cmd = "source %s;" % self.context.mpprcFile
cmd += "%s " % (OMCommand.getLocalScript("Local_Config_Instance"))
paraLine = \
"*==SYMBOL==*-U*==SYMBOL==*%s%s*==SYMBOL==*-l*==SYMBOL==*%s" % (
self.context.user, cmdParam, self.context.localLog)
if (self.context.dws_mode):
paraLine += "*==SYMBOL==*--dws-mode"
# get the --gucXml parameter
if (self.checkMemAndCores()):
paraLine += "*==SYMBOL==*--gucXml"
paraLine += "*==SYMBOL==*-X*==SYMBOL==*%s" % self.context.xmlFile
cmd += DefaultValue.encodeParaline(paraLine, DefaultValue.BASE_ENCODE)
self.context.logger.debug(
"Command for updating instances configuration: %s" % cmd)
DefaultValue.execCommandWithMode(cmd, "update instances configuration",
self.context.sshTool,
self.context.isSingle)
self.context.logger.debug("Successfully configured node instance.")
