def parseCommandLine():
"""
parse command line
input : NA
output: NA
"""
try:
opts, args = getopt.getopt(sys.argv[1:], "U:R:C:l:X:", ["help"])
except getopt.GetoptError as e:
GaussLog.exitWithError(ErrorCode.GAUSS_500["GAUSS_50000"] % str(e))
if (len(args) > 0):
usage()
GaussLog.exitWithError(ErrorCode.GAUSS_500["GAUSS_50000"] %
str(args[0]))
global g_opts
g_opts = CmdOptions()
parameter_map = {
"-U": g_opts.userInfo,
"-R": g_opts.installPath,
"-l": g_opts.logFile,
"-X": g_opts.clusterConfig
}
parameter_keys = parameter_map.keys()
for key, value in opts:
if (key == "--help"):
usage()
sys.exit(0)
elif (key in parameter_keys):
parameter_map[key] = value
elif (key == "-C"):
g_opts.confParameters.append(value)
else:
GaussLog.exitWithError(ErrorCode.GAUSS_500["GAUSS_50000"] % value)
Parameter.checkParaVaild(key, value)
g_opts.userInfo = parameter_map["-U"]
g_opts.installPath = parameter_map["-R"]
if os.path.islink(
g_opts.installPath) or not os.path.exists(g_opts.installPath):
versionFile = VersionInfo.get_version_file()
commitid = VersionInfo.get_version_info(versionFile)[2]
g_opts.installPath = g_opts.installPath + "_" + commitid
g_opts.logFile = parameter_map["-l"]
g_opts.clusterConfig = parameter_map["-X"]
def deleteSymbolicAppPath(self):
"""
function: delete symbolic app path
input : NA
output : NA
"""
self.context.logger.debug("Delete symbolic link $GAUSSHOME.")
versionFile = VersionInfo.get_version_file()
commitid = VersionInfo.get_version_info(versionFile)[2]
cmd = "rm -rf %s" % self.context.clusterInfo.appPath
self.context.clusterInfo.appPath = \
self.context.clusterInfo.appPath + "_" + commitid
DefaultValue.execCommandWithMode(cmd, "Delete symbolic link",
self.context.sshTool,
self.context.isSingle,
self.context.mpprcFile)
self.context.logger.debug(
"Successfully delete symbolic link $GAUSSHOME, cmd: %s." % cmd)
def createLinkToApp():
"""
function: create link to app
input : NA
output : NA
"""
if g_opts.upgrade:
g_opts.logger.log("Under upgrade process,"
" no need to create symbolic link.")
return
g_opts.logger.debug("Created symbolic link to $GAUSSHOME with commitid.")
gaussHome = DefaultValue.getInstallDir(g_opts.user)
if gaussHome == "":
raise Exception(ErrorCode.GAUSS_518["GAUSS_51800"] % "$GAUSSHOME")
versionFile = VersionInfo.get_version_file()
commitid = VersionInfo.get_version_info(versionFile)[2]
actualPath = gaussHome + "_" + commitid
if os.path.exists(gaussHome):
if not os.path.islink(gaussHome):
raise Exception(ErrorCode.GAUSS_502["GAUSS_50200"] % gaussHome
+ " Cannot create symbolic link,"
" please rename or delete it.")
else:
if os.path.realpath(gaussHome) == actualPath:
g_opts.logger.log("$GAUSSHOME points to %s, no need to create"
" symbolic link." % actualPath)
return
cmd = "ln -snf %s %s" % (actualPath, gaussHome)
g_opts.logger.log("Command for creating symbolic link: %s." % cmd)
(status, output) = subprocess.getstatusoutput(cmd)
if status != 0:
g_opts.logger.log(output)
g_opts.logger.logExit(ErrorCode.GAUSS_501["GAUSS_50107"] % "app.")
g_opts.logger.debug("Successfully created symbolic link to"
" $GAUSSHOME with commitid.")