def _check_java_installation_health(self):
platform = self._detect_platform_dir()
path_to_customized_java = os.path.join(self.path_to_app, platform,
"bin", "customized.java.path")
final_status = Status.OK
final_details = []
if not os.path.isfile(path_to_customized_java):
# check if $JAVA_HOME/bin/java satisfies the requirement of JAVA 8 if JAVA_HOME is defined
java_home = os.getenv("JAVA_HOME")
if java_home:
logger.debug("JAVA_HOME is {}".format(java_home))
java_cmd = os.path.join(java_home, "bin", "java")
else:
logger.debug(
"JAVA_HOME is not specified. Use default java command.")
java_cmd = "java"
# validating java command
is_healthy, detail = validateJRE(java_cmd)
if is_healthy:
splunk_service = SplunkServiceFactory.create(
self.sessionKey,
app='splunk_app_db_connect',
owner=self.userName)
result = self._check_commands(splunk_service)
result.append(
self._check_modular_alert_java_conf(splunk_service))
# we reduce the results
for status, details in result:
if status != Status.OK:
final_status = Status.ERROR
final_details.append(details)
else:
final_status = Status.ERROR
final_details.append(detail)
else:
# check the content of customized.java.path
with open(path_to_customized_java, 'r') as customized_java_file:
java_cmd = customized_java_file.readline().strip()
is_healthy, final_details = validateJRE(java_cmd)
if not is_healthy:
final_status = Status.ERROR
return self._create_health_check_result(final_status, final_details)
def validate_java_home(self, java_home):
if os.path.isdir(java_home):
java_cmd = os.path.join(java_home, "bin", "java")
is_valid, reason = validateJRE(java_cmd)
if is_valid:
is_valid, reason = checkDependencies(java_home)
if not is_valid:
raise Exception(reason)
else:
raise Exception("JAVA_HOME path not exist")