def __changeuserEnv(self):
"""
function: Change user GAUSS_ENV
input : NA
output: NA
"""
# clean os user environment variable
self.logger.log("Modifying user's environmental variable $GAUSS_ENV.")
userProfile = self.mpprcFile
DefaultValue.updateUserEnvVariable(userProfile, "GAUSS_ENV", "1")
if "HOST_IP" in os.environ.keys():
g_file.deleteLine(userProfile, "^\\s*export\\s*WHITELIST_ENV=.*$")
self.logger.log("Successfully modified user's environmental"
" variable GAUSS_ENV.")
self.logger.debug("Deleting symbolic link to $GAUSSHOME if exists.")
gaussHome = DefaultValue.getInstallDir(self.user)
if gaussHome == "":
raise Exception(ErrorCode.GAUSS_518["GAUSS_51800"] % "$GAUSSHOME")
if os.path.islink(gaussHome):
self.installPath = os.path.realpath(gaussHome)
os.remove(gaussHome)
else:
self.logger.debug("symbolic link does not exists.")
self.logger.debug("Deleting bin file in installation path.")
g_file.removeDirectory("%s/bin" % self.installPath)
self.logger.debug("Successfully deleting bin file in"
" installation path.")
def __cleanMonitor(self):
"""
function: clean om_monitor process and delete cron
input : NA
output: NA
"""
self.logger.log("Deleting monitor.")
try:
# get all content by crontab command
(status, output) = g_OSlib.getAllCrontab()
# overwrit crontabFile, make it empty.
crontabFile = "%s/gauss_crontab_file_%d" \
% (DefaultValue.getTmpDirFromEnv(), os.getpid())
g_file.createFile(crontabFile, True)
content_CronTabFile = [output]
g_file.writeFile(crontabFile, content_CronTabFile)
g_file.deleteLine(crontabFile, "\/bin\/om_monitor")
g_OSlib.execCrontab(crontabFile)
g_file.removeFile(crontabFile)
# clean om_monitor,cm_agent,cm_server process
for progname in ["om_monitor", "cm_agent", "cm_server"]:
g_OSlib.killallProcess(self.user, progname, '9')
except Exception as e:
if os.path.exists(crontabFile):
g_file.removeFile(crontabFile)
raise Exception(str(e))
self.logger.log("Successfully deleted OMMonitor.")
def cleanGaussEnv(self):
"""
function: clean $GAUSS_ENV
input : NA
output: NA
"""
self.logger.debug("Cleaning $GAUSS_ENV.")
# check if user profile exist
if (self.userProfile is not None and self.userProfile != ""):
userProfile = self.userProfile
else:
userProfile = "/home/%s/.bashrc" % self.user
if (not os.path.exists(userProfile)):
self.logger.debug("The %s does not exist." % userProfile +
" Please skip to clean $GAUSS_ENV.")
return
# clean user's environmental variable
DefaultValue.cleanUserEnvVariable(userProfile,
cleanGAUSS_WARNING_TYPE=True)
# clean $GAUSS_ENV
envContent = "^\\s*export\\s*GAUSS_ENV=.*$"
g_file.deleteLine(userProfile, envContent)
self.logger.debug("Cleaned $GAUSS_ENV.")
def setOrCleanGphomeEnv(self, setGphomeenv=True):
osProfile = "/etc/profile"
if setGphomeenv:
GphomePath = DefaultValue.getPreClusterToolPath(
self.user, self.xmlFile)
# set GPHOME
g_file.writeFile(osProfile, ["export GPHOME=%s" % GphomePath])
else:
g_file.deleteLine(osProfile, "^\\s*export\\s*GPHOME=.*$")
self.logger.debug(
"Deleting crash GPHOME in user environment variables.")
def cleanEnv(self):
"""
function: clean envriment variable
"""
self.logger.debug("Begin clean envrionment variable")
if not self.userProfile:
self.logger.logExit("Clean Env failed: can not get user profile.")
for comp in self.clusterComponent:
comp.cleanEnv(self.userProfile)
# clean user's environment variable
self.logger.debug("Clean user environment variable.")
DefaultValue.cleanUserEnvVariable(self.userProfile,
cleanGAUSS_WARNING_TYPE=True)
# clean GAUSS_ENV
self.logger.debug("Clean GAUSS_ENV.")
g_file.deleteLine(self.userProfile, "^\\s*export\\s*GAUSS_ENV=.*$")
self.logger.debug("Clean envrionment variable successfully.")
def cleanLocalNodeEnvSoftware(self):
"""
function: clean local node environment software and variable
input : NA
output: NA
in this function, Gauss-MPPDB* & sctp_patch is came from R5 upgrade R7
"""
self.logger.log("Deleting software packages "
"and environmental variables of the local node.")
try:
self.clusterToolPath = DefaultValue.getClusterToolPath()
# clean local node environment software
path = "%s/%s" % (self.clusterToolPath, PSSHDIR)
g_file.removeDirectory(path)
path = "%s/upgrade.sh" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/version.cfg" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/GaussDB.py" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/libcgroup" % self.clusterToolPath
g_file.removeDirectory(path)
path = "%s/unixodbc" % self.clusterToolPath
g_file.removeDirectory(path)
path = "%s/server.key.cipher" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/server.key.rand" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/%s*" % (self.clusterToolPath, VersionInfo.PRODUCT_NAME)
g_file.removeDirectory(path)
path = "%s/server.key.rand" % self.clusterToolPath
g_file.removeFile(path)
path = "%s/Gauss*" % (self.clusterToolPath)
g_file.removeDirectory(path)
path = "%s/sctp_patch" % (self.clusterToolPath)
g_file.removeDirectory(path)
self.logger.debug(
"Deleting environmental software of local nodes.")
# clean local node environment variable
cmd = "(if [ -s '%s' ]; then " % PROFILE_FILE
cmd += "sed -i -e '/^export GPHOME=%s$/d' %s " % (
self.clusterToolPath.replace('/', '\/'), PROFILE_FILE)
cmd += \
"-e '/^export PATH=\$GPHOME\/pssh-2.3.1\/bin:" \
"\$GPHOME\/script:\$PATH$/d' %s " % PROFILE_FILE
cmd += \
"-e '/^export PATH=\$GPHOME\/script\/gspylib\/pssh\/bin:" \
"\$GPHOME\/script:\$PATH$/d' %s " % PROFILE_FILE
cmd += \
"-e '/^export LD_LIBRARY_PATH=\$GPHOME\/script" \
"\/gspylib\/clib:\$LD_LIBRARY_PATH$/d' %s " % PROFILE_FILE
cmd += \
"-e '/^export LD_LIBRARY_PATH=\$GPHOME\/lib:" \
"\$LD_LIBRARY_PATH$/d' %s " % PROFILE_FILE
cmd += \
"-e '/^export PATH=\/root\/gauss_om\/%s\/script:" \
"\$PATH$/d' %s " % (self.user, PROFILE_FILE)
cmd += \
"-e '/^export PYTHONPATH=\$GPHOME\/lib$/d' %s; fi) " \
% PROFILE_FILE
self.logger.debug("Command for deleting environment variable: %s" %
cmd)
(status, output) = subprocess.getstatusoutput(cmd)
if (status != 0):
self.logger.logExit(ErrorCode.GAUSS_502["GAUSS_50207"] %
"environment variables of the local node" +
" Error: \n%s" % output)
# check if user profile exist
userProfile = ""
if (self.mpprcFile is not None and self.mpprcFile != ""):
userProfile = self.mpprcFile
else:
userProfile = "/home/%s/.bashrc" % self.user
if (not os.path.exists(userProfile)):
self.logger.debug("The %s does not exist. "
"Please skip to clean $GAUSS_ENV." %
userProfile)
return
# clean user's environmental variable
DefaultValue.cleanUserEnvVariable(userProfile,
cleanGAUSS_WARNING_TYPE=True)
# clean $GAUSS_ENV
if (not self.deleteUser):
envContent = "^\\s*export\\s*GAUSS_ENV=.*$"
g_file.deleteLine(userProfile, envContent)
self.logger.debug("Command for deleting $GAUSS_ENV: %s" % cmd,
"constant")
except Exception as e:
self.logger.logExit(str(e))
self.logger.log("Successfully deleted software packages "
"and environmental variables of the local nodes.")