def getBaseAppName():
"""Base App name, which this script belongs to.
"""
appName = util.get_appname_from_path(__file__)
if appName is None:
raise Exception('Cannot get app name from file: %s' % __file__)
return appName
def __init__(self, namespace=None, default_level=logging.INFO):
self._loggers = {}
self._default_level = default_level
if namespace is None:
namespace = cutil.get_appname_from_path(op.abspath(__file__))
if namespace:
namespace = namespace.lower()
self._namespace = namespace
def __init__(self, conf_file, splunkd_uri, session_key, appname=None):
if appname is None:
appname = utils.get_appname_from_path(op.abspath(__file__))
self._conf_file = conf.conf_file2name(conf_file)
self._conf_mgr = conf.ConfManager(splunkd_uri, session_key, app_name=appname)
self._cred_mgr = cred.CredentialManager(
splunkd_uri, session_key, app=appname, owner="nobody", realm=appname
)
self._keys = None
def __init__(self, conf_file, splunkd_uri, session_key, appname=None):
if appname is None:
appname = utils.get_appname_from_path(op.abspath(__file__))
self._conf_file = conf.conf_file2name(conf_file)
self._conf_mgr = conf.ConfManager(splunkd_uri, session_key,
app_name=appname)
self._cred_mgr = cred.CredentialManager(
splunkd_uri, session_key, app=appname,
owner="nobody", realm=appname)
self._keys = None
def __init__(self, namespace=None, default_level=logging.INFO):
warnings.warn(
"This class is deprecated. "
"Please see https://github.com/splunk/addonfactory-ta-library-python/issues/38",
DeprecationWarning,
stacklevel=2,
)
self._loggers = {}
self._default_level = default_level
if namespace is None:
namespace = cutil.get_appname_from_path(op.abspath(__file__))
if namespace:
namespace = namespace.lower()
self._namespace = namespace
import logging
from inspect import ismethod
from os import path as op
from splunk import ResourceNotFound, RESTException, admin, entity, rest
from splunktalib.common import util as sc_util
from splunktalib.rest import splunkd_request
import splunktaucclib.common.log as stulog
from splunktaucclib.rest_handler.cred_mgmt import CredMgmt
from splunktaucclib.rest_handler.error_ctl import RestHandlerError as RH_Err
from splunktaucclib.rest_handler.util import makeConfItem
__all__ = ["user_caps", "BaseRestHandler", "BaseModel", "ResourceHandler"]
APP_NAME = sc_util.get_appname_from_path(op.abspath(__file__))
def get_entities(endpoint, session_key, user, app, get_args):
url = rest.makeSplunkdUri() + "servicesNS/" + user + "/" + app + "/" + endpoint
try:
response, content = rest.simpleRequest(
url,
sessionKey=session_key,
method="GET",
getargs=get_args,
raiseAllErrors=True,
)
res = json.loads(content)
if "entry" in res:
return {entry["name"]: entry["content"] for entry in res["entry"]}
class TaConfig(object):
_current_hostname = socket.gethostname()
_appname = util.get_appname_from_path(op.abspath(__file__))
def __init__(self, meta_config, client_schema):
self._meta_config = meta_config
self._task_configs = []
self._client_schema = client_schema
self._server_info = sc.ServerInfo(meta_config[c.server_uri],
meta_config[c.session_key])
self._all_conf_contents = {}
self._get_division_settings = {}
self._load_task_configs()
self._log_level = self._get_log_level()
def is_shc_but_not_captain(self):
return self._server_info.is_shc_member() and \
not self._server_info.is_captain()
def get_meta_config(self):
return self._meta_config
def get_task_configs(self):
return self._task_configs
def get_all_conf_contents(self):
return self._all_conf_contents
def get_divide_settings(self):
return self._divide_settings
def get_log_level(self):
return self._log_level
def _load_task_configs(self):
config_handler = th.ConfigSchemaHandler(self._meta_config,
self._client_schema)
self._all_conf_contents = config_handler.get_all_conf_contents()
self._divide_settings = config_handler.get_division_settings()
assert self._divide_settings, "division is empty"
self._generate_task_configs(self._all_conf_contents,
self._divide_settings)
def _generate_task_configs(self, all_conf_contents, divide_settings):
all_task_configs = list()
for division_endpoint, divide_setting in divide_settings.iteritems():
task_configs = self._get_task_configs(all_conf_contents,
division_endpoint,
divide_setting)
all_task_configs = all_task_configs + task_configs
for task_config in all_task_configs:
task_config[c.use_kv_store] = task_config.get(
c.use_kv_store, False)
task_config[c.appname] = TaConfig._appname
task_config[c.index] = task_config.get(c.index, "default")
if self._server_info.is_shc_member():
task_config[c.use_kv_store] = True
stulog.logger.debug("Task info: %s", task_config)
self.process_task_configs(all_task_configs)
#interval
for task_config in all_task_configs:
assert task_config.get(c.interval), "task config has no interval " \
"field"
task_config[c.interval] = int(task_config[c.interval])
self._task_configs = all_task_configs
stulog.logger.info("Totally generated {} task configs".format(
len(self._task_configs)))
# Override this method if some transforms or validations needs to be done
# before task_configs is exposed
def process_task_configs(self, task_configs):
pass
def _get_log_level(self):
if not self._client_schema["basic"].get("config_meta"):
return "INFO"
if not self._client_schema["basic"]["config_meta"].get(
"logging_setting"):
return "INFO"
paths = self._client_schema["basic"]["config_meta"][
"logging_setting"].split(">")
global_setting = self.get_all_conf_contents()[paths[0].strip()]
if not global_setting:
return "INFO"
log_level = self.get_all_conf_contents()
for i in xrange(len(paths)):
log_level = log_level[paths[i].strip()]
if not log_level:
return "INFO"
else:
return log_level
def _get_task_configs(self, all_conf_contents, division_endpoint,
divide_setting):
task_configs = list()
orig_task_configs = all_conf_contents.get(division_endpoint)
for orig_task_config_stanza, orig_task_config_contents in \
orig_task_configs.iteritems():
if util.is_true(orig_task_config_contents.get(c.disabled, False)):
stulog.logger.debug("Stanza %s is disabled",
orig_task_config_contents)
continue
orig_task_config_contents[c.divide_endpoint] = division_endpoint
divide_tasks = self._divide_task_config(orig_task_config_stanza,
orig_task_config_contents,
divide_setting,
all_conf_contents)
task_configs = task_configs + divide_tasks
return task_configs
def _divide_task_config(self, task_config_stanza, task_config_contents,
divide_setting, all_conf_contents):
task_config = dict()
task_config[c.stanza_name] = [
self._get_stanza_name(task_config_stanza)
]
multi = 1
for key, value in task_config_contents.iteritems():
task_config[key] = [value]
for divide_rule in divide_setting:
if divide_rule.metric() == key:
if divide_rule.type() == th.ConfigSchemaHandler.TYPE_MULTI:
task_config[key] = value.split(divide_rule.separator())
multi = multi * len(task_config[key])
scale_task_config = {}
times = 0
for key, value in task_config.iteritems():
count = multi / len(value)
scale_task_config[key] = value * count
if len(value) == 1:
continue
times += 1
if times % 2 == 0:
scale_task_config[key].sort()
return self._build_task_configs(scale_task_config, all_conf_contents,
divide_setting, multi)
def _build_task_configs(self, raw_task_config, all_conf_contents,
divide_setting, length):
task_configs = list()
# split task configs
for i in xrange(length):
task_config = dict()
# handle endpoint config
for raw_key, raw_value in raw_task_config.iteritems():
value = raw_value[i]
task_config[raw_key] = value
# handle divide settings
task_config[c.divide_key] = list()
for divide_rule in divide_setting:
task_config[c.divide_key].append(divide_rule.metric())
task_config[c.divide_key].sort()
task_configs.append(task_config)
return task_configs
def _get_stanza_name(self, input_item):
if isinstance(input_item, basestring):
in_name = input_item
else:
in_name = input_item[c.name]
pos = in_name.find("://")
if pos > 0:
in_name = in_name[pos + 3:]
return in_name
def get_appname_from_path(absolute_path):
return scu.get_appname_from_path(absolute_path)
class ConfigSchemaHandler(object):
_app_name = util.get_appname_from_path(op.abspath(__file__))
# Division schema keys.
TYPE = "type"
TYPE_SINGLE = "single"
TYPE_MULTI = "multi"
REFER = "refer"
SEPARATOR = "separator"
def __init__(self, meta_configs, client_schema):
self._config = sc.Config(splunkd_uri=meta_configs[c.server_uri],
session_key=meta_configs[c.session_key],
schema=json.dumps(client_schema[
c.config]),
user="******",
app=ConfigSchemaHandler._app_name)
self._client_schema = client_schema
self._all_conf_contents = {}
self._load_conf_contents()
self._division_settings = self._divide_settings()
def get_endpoints(self):
return self._config.get_endpoints()
def get_all_conf_contents(self):
return self._all_conf_contents
def get_single_conf_contents(self, endpoint):
return self._all_conf_contents.get(endpoint)
def get_division_settings(self):
return self._division_settings
def _divide_settings(self):
division_schema = self._client_schema[c.division]
division_settings = dict()
for division_endpoint, division_contents in division_schema.iteritems():
division_settings[division_endpoint] = self._process_division(
division_endpoint, division_contents)
return division_settings
def _load_conf_contents(self):
self._all_conf_contents = self._config.load()
def _process_division(self, division_endpoint, division_contents):
division_metrics = []
assert isinstance(division_contents, dict)
for division_key, division_value in division_contents.iteritems():
try:
assert self.TYPE in division_value and \
division_value[self.TYPE] in \
[self.TYPE_SINGLE, self.TYPE_MULTI] and \
self.SEPARATOR in division_value if \
division_value[self.TYPE] == self.TYPE_MULTI else True
except Exception:
raise Exception("Invalid division schema")
division_metrics.append(DivisionRule(division_endpoint,
division_key,
division_value[self.TYPE],
division_value.get(
self.SEPARATOR,
),
division_value.get(
self.REFER,
)))
return division_metrics
class TaConfig(object):
_current_hostname = socket.gethostname()
_appname = util.get_appname_from_path(op.abspath(__file__))
def __init__(self, meta_config, client_schema, log_suffix=None,
stanza_name=None, input_type=None,
single_instance=True):
self._meta_config = meta_config
self._stanza_name = stanza_name
self._input_type = input_type
self._log_suffix = log_suffix
self._single_instance = single_instance
self._task_configs = []
self._client_schema = client_schema
self._server_info = sc.ServerInfo(meta_config[c.server_uri],
meta_config[c.session_key])
self._all_conf_contents = {}
self._get_division_settings = {}
self.set_logging()
self._load_task_configs()
def is_shc_member(self):
return self._server_info.is_shc_member()
def is_search_head(self):
return self._server_info.is_search_head()
def is_single_instance(self):
return self._single_instance
def get_meta_config(self):
return self._meta_config
def get_task_configs(self):
return self._task_configs
def get_all_conf_contents(self):
if self._all_conf_contents:
return self._all_conf_contents.get(c.inputs), \
self._all_conf_contents.get(c.all_configs), \
self._all_conf_contents.get(c.global_settings)
inputs, configs, global_settings = th.get_all_conf_contents(
self._meta_config[c.server_uri],
self._meta_config[c.session_key],
self._client_schema, self._input_type)
self._all_conf_contents[c.inputs] = inputs
self._all_conf_contents[c.all_configs] = configs
self._all_conf_contents[c.global_settings] = global_settings
return inputs, configs, global_settings
def set_logging(self):
# The default logger name is "cloud_connect_engine"
if self._stanza_name and self._log_suffix:
logger_name = self._log_suffix + "_" + th.format_name_for_file(
self._stanza_name)
stulog.reset_logger(logger_name)
inputs, configs, global_settings = self.get_all_conf_contents()
log_level = "INFO"
for item in global_settings.get("settings"):
if item.get(c.name) == "logging" and item.get("loglevel"):
log_level = item["loglevel"]
break
stulog.set_log_level(log_level)
stulog.logger.info("Set log_level={}".format(log_level))
stulog.logger.info("Start {} task".format(self._stanza_name))
def get_input_type(self):
return self._input_type
def _get_checkpoint_storage_type(self, config):
cs_type = config.get(c.checkpoint_storage_type)
stulog.logger.debug("Checkpoint storage type=%s", cs_type)
cs_type = cs_type.strip() if cs_type else c.checkpoint_auto
# Allow user configure 'auto' and 'file' only.
if cs_type not in (c.checkpoint_auto, c.checkpoint_file):
stulog.logger.warning(
"Checkpoint storage type='%s' is invalid, change it to '%s'",
cs_type, c.checkpoint_auto
)
cs_type = c.checkpoint_auto
if cs_type == c.checkpoint_auto and self.is_search_head():
stulog.logger.info(
"Checkpoint storage type is '%s' and instance is "
"search head, set checkpoint storage type to '%s'.",
c.checkpoint_auto,
c.checkpoint_kv_storage
)
cs_type = c.checkpoint_kv_storage
return cs_type
def _load_task_configs(self):
inputs, configs, global_settings = self.get_all_conf_contents()
if self._input_type:
inputs = inputs.get(self._input_type)
if not self._single_instance:
inputs = [input for input in inputs if
input[c.name] == self._stanza_name]
all_task_configs = []
for input in inputs:
task_config = {}
task_config.update(input)
task_config[c.configs] = configs
task_config[c.settings] = \
{item[c.name]: item for item in global_settings["settings"]}
if self.is_single_instance():
collection_interval = "collection_interval"
task_config[c.interval] = task_config.get(collection_interval)
task_config[c.interval] = int(task_config[c.interval])
if task_config[c.interval] <= 0:
raise ValueError(
"The interval value {} is invalid."
" It should be a positive integer".format(
task_config[c.interval]))
task_config[c.checkpoint_storage_type] = \
self._get_checkpoint_storage_type(task_config)
task_config[c.appname] = TaConfig._appname
task_config[c.mod_input_name] = self._input_type
task_config[c.stanza_name] = task_config[c.name]
all_task_configs.append(task_config)
self._task_configs = all_task_configs
# Override this method if some transforms or validations needs to be done
# before task_configs is exposed
def process_task_configs(self, task_configs):
pass
