def setup_ambari_krb5_jaas():
jaas_conf_file = search_file(SECURITY_KERBEROS_JASS_FILENAME,
get_conf_dir())
if os.path.exists(jaas_conf_file):
print 'Setting up Ambari kerberos JAAS configuration to access ' + \
'secured Hadoop daemons...'
principal = get_validated_string_input(
'Enter ambari server\'s kerberos '
'principal name ([email protected]): ', '*****@*****.**',
'.*', '', False, False)
keytab = get_validated_string_input(
'Enter keytab path for ambari '
'server\'s kerberos principal: ',
'/etc/security/keytabs/ambari.keytab',
'.*',
False,
False,
validatorFunction=is_valid_filepath)
for line in fileinput.FileInput(jaas_conf_file, inplace=1):
line = re.sub('keyTab=.*$', 'keyTab="' + keytab + '"', line)
line = re.sub('principal=.*$', 'principal="' + principal + '"',
line)
print line,
else:
raise NonFatalException('No jaas config file found at location: ' +
jaas_conf_file)
def setup_ambari_krb5_jaas():
jaas_conf_file = search_file(SECURITY_KERBEROS_JASS_FILENAME, get_conf_dir())
if os.path.exists(jaas_conf_file):
print 'Setting up Ambari kerberos JAAS configuration to access ' + \
'secured Hadoop daemons...'
principal = get_validated_string_input('Enter ambari server\'s kerberos '
'principal name ([email protected]): ', '*****@*****.**', '.*', '', False,
False)
keytab = get_validated_string_input('Enter keytab path for ambari '
'server\'s kerberos principal: ',
'/etc/security/keytabs/ambari.keytab', '.*', False, False,
validatorFunction=is_valid_filepath)
for line in fileinput.FileInput(jaas_conf_file, inplace=1):
line = re.sub('keyTab=.*$', 'keyTab="' + keytab + '"', line)
line = re.sub('principal=.*$', 'principal="' + principal + '"', line)
print line,
else:
raise NonFatalException('No jaas config file found at location: ' +
jaas_conf_file)
def server_process_main(options, scmStatus=None):
# debug mode, including stop Java process at startup
try:
set_debug_mode_from_options(options)
except AttributeError:
pass
if not check_reverse_lookup():
print_warning_msg(
"The hostname was not found in the reverse DNS lookup. "
"This may result in incorrect behavior. "
"Please check the DNS setup and fix the issue.")
check_database_name_property()
parse_properties_file(options)
ambari_user = read_ambari_user()
current_user = ensure_can_start_under_current_user(ambari_user)
print_info_msg("Ambari Server is not running...")
jdk_path = find_jdk()
if jdk_path is None:
err = "No JDK found, please run the \"ambari-server setup\" " \
"command to install a JDK automatically or install any " \
"JDK manually to " + configDefaults.JDK_INSTALL_DIR
raise FatalException(1, err)
properties = get_ambari_properties()
# Preparations
if is_root():
print configDefaults.MESSAGE_SERVER_RUNNING_AS_ROOT
ensure_jdbc_driver_is_installed(options, properties)
ensure_dbms_is_running(options, properties, scmStatus)
if scmStatus is not None:
scmStatus.reportStartPending()
refresh_stack_hash(properties)
if scmStatus is not None:
scmStatus.reportStartPending()
ensure_server_security_is_configured()
if scmStatus is not None:
scmStatus.reportStartPending()
java_exe = get_java_exe_path()
class_path = get_conf_dir()
class_path = os.path.abspath(
class_path) + os.pathsep + get_ambari_classpath()
debug_mode = get_debug_mode()
debug_start = (debug_mode & 1) or SERVER_START_DEBUG
suspend_start = (debug_mode & 2) or SUSPEND_START_MODE
suspend_mode = 'y' if suspend_start else 'n'
(param_list,
environ) = generate_child_process_param_list(ambari_user, current_user,
java_exe, class_path,
debug_start, suspend_mode)
if not os.path.exists(configDefaults.PID_DIR):
os.makedirs(configDefaults.PID_DIR, 0755)
print_info_msg("Running server: " + str(param_list))
procJava = subprocess.Popen(param_list, env=environ)
pidJava = procJava.pid
if pidJava <= 0:
procJava.terminate()
exitcode = procJava.returncode
exitfile = os.path.join(configDefaults.PID_DIR, EXITCODE_NAME)
save_pid(exitcode, exitfile)
if scmStatus is not None:
scmStatus.reportStopPending()
raise FatalException(
-1,
AMBARI_SERVER_DIE_MSG.format(exitcode,
configDefaults.SERVER_OUT_FILE))
else:
pidfile = os.path.join(configDefaults.PID_DIR, PID_NAME)
save_pid(pidJava, pidfile)
print "Server PID at: " + pidfile
print "Server out at: " + configDefaults.SERVER_OUT_FILE
print "Server log at: " + configDefaults.SERVER_LOG_FILE
wait_for_server_start(pidfile, scmStatus)
if scmStatus is not None:
scmStatus.reportStarted()
return procJava
def server_process_main(options, scmStatus=None):
# debug mode, including stop Java process at startup
try:
set_debug_mode_from_options(options)
except AttributeError:
pass
if not check_reverse_lookup():
print_warning_msg("The hostname was not found in the reverse DNS lookup. "
"This may result in incorrect behavior. "
"Please check the DNS setup and fix the issue.")
check_database_name_property()
parse_properties_file(options)
is_active_instance = get_is_active_instance()
if not is_active_instance:
print_warning_msg("This instance of ambari server is not designated as active. Cannot start ambari server.")
err = "This is not an active instance. Shutting down..."
raise FatalException(1, err)
ambari_user = read_ambari_user()
current_user = ensure_can_start_under_current_user(ambari_user)
print_info_msg("Ambari Server is not running...")
jdk_path = find_jdk()
if jdk_path is None:
err = "No JDK found, please run the \"ambari-server setup\" " \
"command to install a JDK automatically or install any " \
"JDK manually to " + configDefaults.JDK_INSTALL_DIR
raise FatalException(1, err)
properties = get_ambari_properties()
# Preparations
if is_root():
print configDefaults.MESSAGE_SERVER_RUNNING_AS_ROOT
ensure_jdbc_driver_is_installed(options, properties)
ensure_dbms_is_running(options, properties, scmStatus)
if scmStatus is not None:
scmStatus.reportStartPending()
refresh_stack_hash(properties)
if scmStatus is not None:
scmStatus.reportStartPending()
ensure_server_security_is_configured()
if scmStatus is not None:
scmStatus.reportStartPending()
java_exe = get_java_exe_path()
class_path = get_conf_dir()
class_path = os.path.abspath(class_path) + os.pathsep + get_ambari_classpath()
jdbc_driver_path = get_jdbc_driver_path(options, properties)
if jdbc_driver_path not in class_path:
class_path = class_path + os.pathsep + jdbc_driver_path
if SERVER_CLASSPATH_KEY in os.environ:
class_path = os.environ[SERVER_CLASSPATH_KEY] + os.pathsep + class_path
native_libs_path = get_native_libs_path(options, properties)
if native_libs_path is not None:
if LIBRARY_PATH_KEY in os.environ:
native_libs_path = os.environ[LIBRARY_PATH_KEY] + os.pathsep + native_libs_path
os.environ[LIBRARY_PATH_KEY] = native_libs_path
debug_mode = get_debug_mode()
debug_start = (debug_mode & 1) or SERVER_START_DEBUG
suspend_start = (debug_mode & 2) or SUSPEND_START_MODE
suspend_mode = 'y' if suspend_start else 'n'
param_list = generate_child_process_param_list(ambari_user, java_exe,
class_path, debug_start,
suspend_mode)
environ = generate_env(ambari_user, current_user)
if not os.path.exists(configDefaults.PID_DIR):
os.makedirs(configDefaults.PID_DIR, 0755)
print_info_msg("Running server: " + str(param_list))
procJava = subprocess.Popen(param_list, env=environ)
pidJava = procJava.pid
if pidJava <= 0:
procJava.terminate()
exitcode = procJava.returncode
exitfile = os.path.join(configDefaults.PID_DIR, EXITCODE_NAME)
save_pid(exitcode, exitfile)
if scmStatus is not None:
scmStatus.reportStopPending()
raise FatalException(-1, AMBARI_SERVER_DIE_MSG.format(exitcode, configDefaults.SERVER_OUT_FILE))
else:
# Change the group id to the process id of the parent so that the launched
# process and sub-processes have a group id that is different from the parent.
try:
os.setpgid(pidJava, 0)
except OSError, e:
print_warning_msg('setpgid({0}, 0) failed - {1}'.format(pidJava, str(e)))
pass
pidfile = os.path.join(configDefaults.PID_DIR, PID_NAME)
save_pid(pidJava, pidfile)
print "Server PID at: "+pidfile
print "Server out at: "+configDefaults.SERVER_OUT_FILE
print "Server log at: "+configDefaults.SERVER_LOG_FILE
wait_for_server_start(pidfile, scmStatus)
def server_process_main(options, scmStatus=None):
# debug mode, including stop Java process at startup
try:
set_debug_mode_from_options(options)
except AttributeError:
pass
if not check_reverse_lookup():
print_warning_msg("The hostname was not found in the reverse DNS lookup. "
"This may result in incorrect behavior. "
"Please check the DNS setup and fix the issue.")
check_database_name_property()
parse_properties_file(options)
ambari_user = read_ambari_user()
current_user = ensure_can_start_under_current_user(ambari_user)
print_info_msg("TBDS Server is not running...")
jdk_path = find_jdk()
if jdk_path is None:
err = "No JDK found, please run the \"tbds-server setup\" " \
"command to install a JDK automatically or install any " \
"JDK manually to " + configDefaults.JDK_INSTALL_DIR
raise FatalException(1, err)
properties = get_ambari_properties()
# Preparations
if is_root():
print configDefaults.MESSAGE_SERVER_RUNNING_AS_ROOT
ensure_jdbc_driver_is_installed(options, properties)
ensure_dbms_is_running(options, properties, scmStatus)
if scmStatus is not None:
scmStatus.reportStartPending()
refresh_stack_hash(properties)
if scmStatus is not None:
scmStatus.reportStartPending()
ensure_server_security_is_configured()
if scmStatus is not None:
scmStatus.reportStartPending()
java_exe = get_java_exe_path()
class_path = get_conf_dir()
class_path = os.path.abspath(class_path) + os.pathsep + get_ambari_classpath()
debug_mode = get_debug_mode()
debug_start = (debug_mode & 1) or SERVER_START_DEBUG
suspend_start = (debug_mode & 2) or SUSPEND_START_MODE
suspend_mode = 'y' if suspend_start else 'n'
(param_list, environ) = generate_child_process_param_list(ambari_user, current_user,
java_exe, class_path, debug_start, suspend_mode)
if not os.path.exists(configDefaults.PID_DIR):
os.makedirs(configDefaults.PID_DIR, 0755)
print_info_msg("Running server: " + str(param_list))
procJava = subprocess.Popen(param_list, env=environ)
pidJava = procJava.pid
if pidJava <= 0:
procJava.terminate()
exitcode = procJava.returncode
exitfile = os.path.join(configDefaults.PID_DIR, EXITCODE_NAME)
save_pid(exitcode, exitfile)
if scmStatus is not None:
scmStatus.reportStopPending()
raise FatalException(-1, AMBARI_SERVER_DIE_MSG.format(exitcode, configDefaults.SERVER_OUT_FILE))
else:
pidfile = os.path.join(configDefaults.PID_DIR, PID_NAME)
save_pid(pidJava, pidfile)
print "Server PID at: "+pidfile
print "Server out at: "+configDefaults.SERVER_OUT_FILE
print "Server log at: "+configDefaults.SERVER_LOG_FILE
wait_for_server_start(pidfile, scmStatus)
if scmStatus is not None:
scmStatus.reportStarted()
return procJava