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conf_manager.py

This module contains simple interfaces for Splunk config file management, you can update/get/delete stanzas and encrypt/decrypt some fields of stanza automatically.

__all__ = ['ConfStanzaNotExistException', 'ConfFile', 'ConfManagerException', 'ConfManager'] module-attribute

ConfFile

Configuration file.

Source code in solnlib/conf_manager.py
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class ConfFile:
    """Configuration file."""

    ENCRYPTED_TOKEN = "******"

    reserved_keys = ("userName", "appName")

    def __init__(
        self,
        name: str,
        conf: client.ConfigurationFile,
        session_key: str,
        app: str,
        owner: str = "nobody",
        scheme: str = None,
        host: str = None,
        port: int = None,
        realm: str = None,
        **context: dict,
    ):
        """Initializes ConfFile.

        Arguments:
            name: Configuration file name.
            conf: Configuration file object.
            session_key: Splunk access token.
            app: App name of namespace.
            owner: (optional) Owner of namespace, default is `nobody`.
            scheme: (optional) The access scheme, default is None.
            host: (optional) The host name, default is None.
            port: (optional) The port number, default is None.
            realm: (optional) Realm of credential, default is None.
            context: Other configurations for Splunk rest client.
        """
        self._name = name
        self._conf = conf
        self._session_key = session_key
        self._app = app
        self._owner = owner
        self._scheme = scheme
        self._host = host
        self._port = port
        self._context = context
        self._cred_manager = None
        # 'realm' is set to provided 'realm' argument otherwise as default
        # behaviour it is set to 'APP_NAME'.
        if realm is None:
            self._realm = self._app
        else:
            self._realm = realm

    @property
    @retry(exceptions=[binding.HTTPError])
    def _cred_mgr(self):
        if self._cred_manager is None:
            self._cred_manager = CredentialManager(
                self._session_key,
                self._app,
                owner=self._owner,
                realm=self._realm,
                scheme=self._scheme,
                host=self._host,
                port=self._port,
                **self._context,
            )

        return self._cred_manager

    def _filter_stanza(self, stanza):
        for k in self.reserved_keys:
            if k in stanza:
                del stanza[k]

        return stanza

    def _encrypt_stanza(self, stanza_name, stanza, encrypt_keys):
        if not encrypt_keys:
            return stanza

        encrypt_stanza_keys = [k for k in encrypt_keys if k in stanza]
        encrypt_fields = {key: stanza[key] for key in encrypt_stanza_keys}
        if not encrypt_fields:
            return stanza
        self._cred_mgr.set_password(stanza_name, json.dumps(encrypt_fields))

        for key in encrypt_stanza_keys:
            stanza[key] = self.ENCRYPTED_TOKEN

        return stanza

    def _decrypt_stanza(self, stanza_name, encrypted_stanza):
        encrypted_keys = [
            key
            for key in encrypted_stanza
            if encrypted_stanza[key] == self.ENCRYPTED_TOKEN
        ]
        if encrypted_keys:
            encrypted_fields = json.loads(self._cred_mgr.get_password(stanza_name))
            for key in encrypted_keys:
                encrypted_stanza[key] = encrypted_fields[key]

        return encrypted_stanza

    def _delete_stanza_creds(self, stanza_name):
        self._cred_mgr.delete_password(stanza_name)

    @retry(exceptions=[binding.HTTPError])
    def stanza_exist(self, stanza_name: str) -> bool:
        """Check whether stanza exists.

        Arguments:
            stanza_name: Stanza name.

        Returns:
            True if stanza exists else False.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.stanza_exist('test_stanza')
        """

        try:
            self._conf.list(name=stanza_name)[0]
        except binding.HTTPError as e:
            if e.status != 404:
                raise

            return False

        return True

    @retry(exceptions=[binding.HTTPError])
    def get(self, stanza_name: str, only_current_app: bool = False) -> dict:
        """Get stanza from configuration file.

        Result is like:

            {
                'disabled': '0',
                'eai:appName': 'solnlib_demo',
                'eai:userName': 'nobody',
                'k1': '1',
                'k2': '2'
            }

        Arguments:
            stanza_name: Stanza name.
            only_current_app: Only include current app.

        Returns:
            Stanza.

        Raises:
            ConfStanzaNotExistException: If stanza does not exist.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.get('test_stanza')
        """

        try:
            if only_current_app:
                stanza_mgrs = self._conf.list(
                    search="eai:acl.app={} name={}".format(
                        self._app, stanza_name.replace("=", r"\=")
                    )
                )
            else:
                stanza_mgrs = self._conf.list(name=stanza_name)
        except binding.HTTPError as e:
            if e.status != 404:
                raise

            raise ConfStanzaNotExistException(
                f"Stanza: {stanza_name} does not exist in {self._name}.conf"
            )

        if len(stanza_mgrs) == 0:
            raise ConfStanzaNotExistException(
                f"Stanza: {stanza_name} does not exist in {self._name}.conf"
            )

        stanza = self._decrypt_stanza(stanza_mgrs[0].name, stanza_mgrs[0].content)
        stanza["eai:access"] = stanza_mgrs[0].access
        stanza["eai:appName"] = stanza_mgrs[0].access.app
        return stanza

    @retry(exceptions=[binding.HTTPError])
    def get_all(self, only_current_app: bool = False) -> dict:
        """Get all stanzas from configuration file.

        Result is like:

            {
                'test':
                    {
                        'disabled': '0',
                        'eai:appName': 'solnlib_demo',
                        'eai:userName': 'nobody',
                        'k1': '1',
                        'k2': '2'
                    }
            }

        Arguments:
            only_current_app: Only include current app.

        Returns:
            Dict of stanzas.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.get_all()
        """

        if only_current_app:
            stanza_mgrs = self._conf.list(search=f"eai:acl.app={self._app}")
        else:
            stanza_mgrs = self._conf.list()
        res = {}
        for stanza_mgr in stanza_mgrs:
            name = stanza_mgr.name
            key_values = self._decrypt_stanza(name, stanza_mgr.content)
            key_values["eai:access"] = stanza_mgr.access
            key_values["eai:appName"] = stanza_mgr.access.app
            res[name] = key_values
        return res

    @retry(exceptions=[binding.HTTPError])
    def update(self, stanza_name: str, stanza: dict, encrypt_keys: List[str] = None):
        """Update stanza.

        It will try to encrypt the credential automatically fist if
        encrypt_keys are not None else keep stanza untouched.

        Arguments:
            stanza_name: Stanza name.
            stanza: Stanza to update.
            encrypt_keys: Field names to encrypt.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.update('test_stanza', {'k1': 1, 'k2': 2}, ['k1'])
        """

        stanza = self._filter_stanza(stanza)
        encrypted_stanza = self._encrypt_stanza(stanza_name, stanza, encrypt_keys)

        try:
            stanza_mgr = self._conf.list(name=stanza_name)[0]
        except binding.HTTPError as e:
            if e.status != 404:
                raise

            stanza_mgr = self._conf.create(stanza_name)

        stanza_mgr.submit(encrypted_stanza)

    @retry(exceptions=[binding.HTTPError])
    def delete(self, stanza_name: str):
        """Delete stanza.

        Arguments:
            stanza_name: Stanza name to delete.

        Raises:
            ConfStanzaNotExistException: If stanza does not exist.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.delete('test_stanza')
        """

        try:
            self._cred_mgr.delete_password(stanza_name)
        except CredentialNotExistException:
            pass

        try:
            self._conf.delete(stanza_name)
        except KeyError:
            logging.error(
                "Delete stanza: %s error: %s.", stanza_name, traceback.format_exc()
            )
            raise ConfStanzaNotExistException(
                f"Stanza: {stanza_name} does not exist in {self._name}.conf"
            )

    @retry(exceptions=[binding.HTTPError])
    def reload(self):
        """Reload configuration file.

        Examples:
           >>> from solnlib import conf_manager
           >>> cfm = conf_manager.ConfManager(session_key,
                                              'Splunk_TA_test')
           >>> conf = cfm.get_conf('test')
           >>> conf.reload()
        """

        self._conf.get("_reload")

ENCRYPTED_TOKEN = '******' class-attribute instance-attribute

reserved_keys = ('userName', 'appName') class-attribute instance-attribute

__init__(name, conf, session_key, app, owner='nobody', scheme=None, host=None, port=None, realm=None, **context)

Initializes ConfFile.

Parameters:

Name Type Description Default
name str

Configuration file name.

required
conf client.ConfigurationFile

Configuration file object.

required
session_key str

Splunk access token.

required
app str

App name of namespace.

required
owner str

(optional) Owner of namespace, default is nobody.

'nobody'
scheme str

(optional) The access scheme, default is None.

None
host str

(optional) The host name, default is None.

None
port int

(optional) The port number, default is None.

None
realm str

(optional) Realm of credential, default is None.

None
context dict

Other configurations for Splunk rest client.

{}
Source code in solnlib/conf_manager.py
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def __init__(
    self,
    name: str,
    conf: client.ConfigurationFile,
    session_key: str,
    app: str,
    owner: str = "nobody",
    scheme: str = None,
    host: str = None,
    port: int = None,
    realm: str = None,
    **context: dict,
):
    """Initializes ConfFile.

    Arguments:
        name: Configuration file name.
        conf: Configuration file object.
        session_key: Splunk access token.
        app: App name of namespace.
        owner: (optional) Owner of namespace, default is `nobody`.
        scheme: (optional) The access scheme, default is None.
        host: (optional) The host name, default is None.
        port: (optional) The port number, default is None.
        realm: (optional) Realm of credential, default is None.
        context: Other configurations for Splunk rest client.
    """
    self._name = name
    self._conf = conf
    self._session_key = session_key
    self._app = app
    self._owner = owner
    self._scheme = scheme
    self._host = host
    self._port = port
    self._context = context
    self._cred_manager = None
    # 'realm' is set to provided 'realm' argument otherwise as default
    # behaviour it is set to 'APP_NAME'.
    if realm is None:
        self._realm = self._app
    else:
        self._realm = realm

delete(stanza_name)

Delete stanza.

Parameters:

Name Type Description Default
stanza_name str

Stanza name to delete.

required

Raises:

Type Description
ConfStanzaNotExistException

If stanza does not exist.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.delete('test_stanza')
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def delete(self, stanza_name: str):
    """Delete stanza.

    Arguments:
        stanza_name: Stanza name to delete.

    Raises:
        ConfStanzaNotExistException: If stanza does not exist.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.delete('test_stanza')
    """

    try:
        self._cred_mgr.delete_password(stanza_name)
    except CredentialNotExistException:
        pass

    try:
        self._conf.delete(stanza_name)
    except KeyError:
        logging.error(
            "Delete stanza: %s error: %s.", stanza_name, traceback.format_exc()
        )
        raise ConfStanzaNotExistException(
            f"Stanza: {stanza_name} does not exist in {self._name}.conf"
        )

get(stanza_name, only_current_app=False)

Get stanza from configuration file.

Result is like

{ ‘disabled’: ‘0’, ‘eai:appName’: ‘solnlib_demo’, ‘eai:userName’: ‘nobody’, ‘k1’: ‘1’, ‘k2’: ‘2’ }

Parameters:

Name Type Description Default
stanza_name str

Stanza name.

required
only_current_app bool

Only include current app.

False

Returns:

Type Description
dict

Stanza.

Raises:

Type Description
ConfStanzaNotExistException

If stanza does not exist.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.get('test_stanza')
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def get(self, stanza_name: str, only_current_app: bool = False) -> dict:
    """Get stanza from configuration file.

    Result is like:

        {
            'disabled': '0',
            'eai:appName': 'solnlib_demo',
            'eai:userName': 'nobody',
            'k1': '1',
            'k2': '2'
        }

    Arguments:
        stanza_name: Stanza name.
        only_current_app: Only include current app.

    Returns:
        Stanza.

    Raises:
        ConfStanzaNotExistException: If stanza does not exist.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.get('test_stanza')
    """

    try:
        if only_current_app:
            stanza_mgrs = self._conf.list(
                search="eai:acl.app={} name={}".format(
                    self._app, stanza_name.replace("=", r"\=")
                )
            )
        else:
            stanza_mgrs = self._conf.list(name=stanza_name)
    except binding.HTTPError as e:
        if e.status != 404:
            raise

        raise ConfStanzaNotExistException(
            f"Stanza: {stanza_name} does not exist in {self._name}.conf"
        )

    if len(stanza_mgrs) == 0:
        raise ConfStanzaNotExistException(
            f"Stanza: {stanza_name} does not exist in {self._name}.conf"
        )

    stanza = self._decrypt_stanza(stanza_mgrs[0].name, stanza_mgrs[0].content)
    stanza["eai:access"] = stanza_mgrs[0].access
    stanza["eai:appName"] = stanza_mgrs[0].access.app
    return stanza

get_all(only_current_app=False)

Get all stanzas from configuration file.

Result is like

{ ‘test’: { ‘disabled’: ‘0’, ‘eai:appName’: ‘solnlib_demo’, ‘eai:userName’: ‘nobody’, ‘k1’: ‘1’, ‘k2’: ‘2’ } }

Parameters:

Name Type Description Default
only_current_app bool

Only include current app.

False

Returns:

Type Description
dict

Dict of stanzas.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.get_all()
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def get_all(self, only_current_app: bool = False) -> dict:
    """Get all stanzas from configuration file.

    Result is like:

        {
            'test':
                {
                    'disabled': '0',
                    'eai:appName': 'solnlib_demo',
                    'eai:userName': 'nobody',
                    'k1': '1',
                    'k2': '2'
                }
        }

    Arguments:
        only_current_app: Only include current app.

    Returns:
        Dict of stanzas.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.get_all()
    """

    if only_current_app:
        stanza_mgrs = self._conf.list(search=f"eai:acl.app={self._app}")
    else:
        stanza_mgrs = self._conf.list()
    res = {}
    for stanza_mgr in stanza_mgrs:
        name = stanza_mgr.name
        key_values = self._decrypt_stanza(name, stanza_mgr.content)
        key_values["eai:access"] = stanza_mgr.access
        key_values["eai:appName"] = stanza_mgr.access.app
        res[name] = key_values
    return res

reload()

Reload configuration file.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.reload()
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def reload(self):
    """Reload configuration file.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.reload()
    """

    self._conf.get("_reload")

stanza_exist(stanza_name)

Check whether stanza exists.

Parameters:

Name Type Description Default
stanza_name str

Stanza name.

required

Returns:

Type Description
bool

True if stanza exists else False.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.stanza_exist('test_stanza')
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def stanza_exist(self, stanza_name: str) -> bool:
    """Check whether stanza exists.

    Arguments:
        stanza_name: Stanza name.

    Returns:
        True if stanza exists else False.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.stanza_exist('test_stanza')
    """

    try:
        self._conf.list(name=stanza_name)[0]
    except binding.HTTPError as e:
        if e.status != 404:
            raise

        return False

    return True

update(stanza_name, stanza, encrypt_keys=None)

Update stanza.

It will try to encrypt the credential automatically fist if encrypt_keys are not None else keep stanza untouched.

Parameters:

Name Type Description Default
stanza_name str

Stanza name.

required
stanza dict

Stanza to update.

required
encrypt_keys List[str]

Field names to encrypt.

None

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                   'Splunk_TA_test')
>>> conf = cfm.get_conf('test')
>>> conf.update('test_stanza', {'k1': 1, 'k2': 2}, ['k1'])
Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def update(self, stanza_name: str, stanza: dict, encrypt_keys: List[str] = None):
    """Update stanza.

    It will try to encrypt the credential automatically fist if
    encrypt_keys are not None else keep stanza untouched.

    Arguments:
        stanza_name: Stanza name.
        stanza: Stanza to update.
        encrypt_keys: Field names to encrypt.

    Examples:
       >>> from solnlib import conf_manager
       >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')
       >>> conf = cfm.get_conf('test')
       >>> conf.update('test_stanza', {'k1': 1, 'k2': 2}, ['k1'])
    """

    stanza = self._filter_stanza(stanza)
    encrypted_stanza = self._encrypt_stanza(stanza_name, stanza, encrypt_keys)

    try:
        stanza_mgr = self._conf.list(name=stanza_name)[0]
    except binding.HTTPError as e:
        if e.status != 404:
            raise

        stanza_mgr = self._conf.create(stanza_name)

    stanza_mgr.submit(encrypted_stanza)

ConfManager

Configuration file manager.

Examples:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(session_key,
                                  'Splunk_TA_test')

Examples:

If stanza in passwords.conf is formatted as below:

credential:__REST_CREDENTIAL__#Splunk_TA_test#configs/conf-CONF_FILENAME:STANZA_NAME``splunk_cred_sep``1:

>>> from solnlib import conf_manager
>>> cfm = conf_manager.ConfManager(
        session_key,
        'Splunk_TA_test',
        realm='__REST_CREDENTIAL__#Splunk_TA_test#configs/conf-CONF_FILENAME'
    )
Source code in solnlib/conf_manager.py
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class ConfManager:
    """Configuration file manager.

    Examples:

        >>> from solnlib import conf_manager
        >>> cfm = conf_manager.ConfManager(session_key,
                                          'Splunk_TA_test')

    Examples:
        If stanza in passwords.conf is formatted as below:

        `credential:__REST_CREDENTIAL__#Splunk_TA_test#configs/conf-CONF_FILENAME:STANZA_NAME``splunk_cred_sep``1:`

        >>> from solnlib import conf_manager
        >>> cfm = conf_manager.ConfManager(
                session_key,
                'Splunk_TA_test',
                realm='__REST_CREDENTIAL__#Splunk_TA_test#configs/conf-CONF_FILENAME'
            )
    """

    def __init__(
        self,
        session_key: str,
        app: str,
        owner: str = "nobody",
        scheme: str = None,
        host: str = None,
        port: int = None,
        realm: str = None,
        **context: dict,
    ):
        """Initializes ConfManager.

        Arguments:
            session_key: Splunk access token.
            app: App name of namespace.
            owner: (optional) Owner of namespace, default is `nobody`.
            scheme: (optional) The access scheme, default is None.
            host: (optional) The host name, default is None.
            port: (optional) The port number, default is None.
            realm: (optional) Realm of credential, default is None.
            context: Other configurations for Splunk rest client.
        """
        self._session_key = session_key
        self._app = app
        self._owner = owner
        self._scheme = scheme
        self._host = host
        self._port = port
        self._context = context
        self._rest_client = rest_client.SplunkRestClient(
            self._session_key,
            self._app,
            owner=self._owner,
            scheme=self._scheme,
            host=self._host,
            port=self._port,
            **self._context,
        )
        self._confs = None
        self._realm = realm

    @retry(exceptions=[binding.HTTPError])
    def get_conf(self, name: str, refresh: bool = False) -> ConfFile:
        """Get conf file.

        Arguments:
            name: Conf file name.
            refresh: (optional) Flag to refresh conf file list, default is False.

        Returns:
            Conf file object.

        Raises:
            ConfManagerException: If `conf_file` does not exist.
        """

        if self._confs is None or refresh:
            # Fix bug that can't pass `-` as app name.
            curr_app = self._rest_client.namespace.app
            self._rest_client.namespace.app = "dummy"
            self._confs = self._rest_client.confs
            self._rest_client.namespace.app = curr_app

        try:
            conf = self._confs[name]
        except KeyError:
            raise ConfManagerException(f"Config file: {name} does not exist.")

        return ConfFile(
            name,
            conf,
            self._session_key,
            self._app,
            self._owner,
            self._scheme,
            self._host,
            self._port,
            self._realm,
            **self._context,
        )

    @retry(exceptions=[binding.HTTPError])
    def create_conf(self, name: str) -> ConfFile:
        """Create conf file.

        Arguments:
            name: Conf file name.

        Returns:
            Conf file object.
        """

        if self._confs is None:
            self._confs = self._rest_client.confs

        conf = self._confs.create(name)
        return ConfFile(
            name,
            conf,
            self._session_key,
            self._app,
            self._owner,
            self._scheme,
            self._host,
            self._port,
            self._realm,
            **self._context,
        )

__init__(session_key, app, owner='nobody', scheme=None, host=None, port=None, realm=None, **context)

Initializes ConfManager.

Parameters:

Name Type Description Default
session_key str

Splunk access token.

required
app str

App name of namespace.

required
owner str

(optional) Owner of namespace, default is nobody.

'nobody'
scheme str

(optional) The access scheme, default is None.

None
host str

(optional) The host name, default is None.

None
port int

(optional) The port number, default is None.

None
realm str

(optional) Realm of credential, default is None.

None
context dict

Other configurations for Splunk rest client.

{}
Source code in solnlib/conf_manager.py
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def __init__(
    self,
    session_key: str,
    app: str,
    owner: str = "nobody",
    scheme: str = None,
    host: str = None,
    port: int = None,
    realm: str = None,
    **context: dict,
):
    """Initializes ConfManager.

    Arguments:
        session_key: Splunk access token.
        app: App name of namespace.
        owner: (optional) Owner of namespace, default is `nobody`.
        scheme: (optional) The access scheme, default is None.
        host: (optional) The host name, default is None.
        port: (optional) The port number, default is None.
        realm: (optional) Realm of credential, default is None.
        context: Other configurations for Splunk rest client.
    """
    self._session_key = session_key
    self._app = app
    self._owner = owner
    self._scheme = scheme
    self._host = host
    self._port = port
    self._context = context
    self._rest_client = rest_client.SplunkRestClient(
        self._session_key,
        self._app,
        owner=self._owner,
        scheme=self._scheme,
        host=self._host,
        port=self._port,
        **self._context,
    )
    self._confs = None
    self._realm = realm

create_conf(name)

Create conf file.

Parameters:

Name Type Description Default
name str

Conf file name.

required

Returns:

Type Description
ConfFile

Conf file object.

Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def create_conf(self, name: str) -> ConfFile:
    """Create conf file.

    Arguments:
        name: Conf file name.

    Returns:
        Conf file object.
    """

    if self._confs is None:
        self._confs = self._rest_client.confs

    conf = self._confs.create(name)
    return ConfFile(
        name,
        conf,
        self._session_key,
        self._app,
        self._owner,
        self._scheme,
        self._host,
        self._port,
        self._realm,
        **self._context,
    )

get_conf(name, refresh=False)

Get conf file.

Parameters:

Name Type Description Default
name str

Conf file name.

required
refresh bool

(optional) Flag to refresh conf file list, default is False.

False

Returns:

Type Description
ConfFile

Conf file object.

Raises:

Type Description
ConfManagerException

If conf_file does not exist.

Source code in solnlib/conf_manager.py
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@retry(exceptions=[binding.HTTPError])
def get_conf(self, name: str, refresh: bool = False) -> ConfFile:
    """Get conf file.

    Arguments:
        name: Conf file name.
        refresh: (optional) Flag to refresh conf file list, default is False.

    Returns:
        Conf file object.

    Raises:
        ConfManagerException: If `conf_file` does not exist.
    """

    if self._confs is None or refresh:
        # Fix bug that can't pass `-` as app name.
        curr_app = self._rest_client.namespace.app
        self._rest_client.namespace.app = "dummy"
        self._confs = self._rest_client.confs
        self._rest_client.namespace.app = curr_app

    try:
        conf = self._confs[name]
    except KeyError:
        raise ConfManagerException(f"Config file: {name} does not exist.")

    return ConfFile(
        name,
        conf,
        self._session_key,
        self._app,
        self._owner,
        self._scheme,
        self._host,
        self._port,
        self._realm,
        **self._context,
    )

ConfManagerException

Bases: Exception

Exception raised by ConfManager class.

Source code in solnlib/conf_manager.py
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class ConfManagerException(Exception):
    """Exception raised by ConfManager class."""

    pass

ConfStanzaNotExistException

Bases: Exception

Exception raised by ConfFile class.

Source code in solnlib/conf_manager.py
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class ConfStanzaNotExistException(Exception):
    """Exception raised by ConfFile class."""

    pass

get_log_level(*, logger, session_key, app_name, conf_name, log_level_field='loglevel', default_log_level='INFO')

This function returns the log level for the addon from configuration file.

Parameters:

Name Type Description Default
logger logging.Logger

Logger.

required
session_key str

Splunk access token.

required
app_name str

Add-on name.

required
conf_name str

Configuration file name where logging stanza is.

required
log_level_field str

Logging level field name under logging stanza.

'loglevel'
default_log_level str

Default log level to return in case of errors.

'INFO'

Returns:

Type Description
str

Log level defined under logging.log_level_field field in conf_name

str

file. In case of any error, default_log_level will be returned.

Examples:

>>> from solnlib import conf_manager
>>> log_level = conf_manager.get_log_level(
>>>     logger,
>>>     "session_key",
>>>     "ADDON_NAME",
>>>     "splunk_ta_addon_settings",
>>> )
Source code in solnlib/conf_manager.py
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def get_log_level(
    *,
    logger: logging.Logger,
    session_key: str,
    app_name: str,
    conf_name: str,
    log_level_field: str = "loglevel",
    default_log_level: str = "INFO",
) -> str:
    """This function returns the log level for the addon from configuration
    file.

    Arguments:
        logger: Logger.
        session_key: Splunk access token.
        app_name: Add-on name.
        conf_name: Configuration file name where logging stanza is.
        log_level_field: Logging level field name under logging stanza.
        default_log_level: Default log level to return in case of errors.

    Returns:
        Log level defined under `logging.log_level_field` field in `conf_name`
        file. In case of any error, `default_log_level` will be returned.

    Examples:
        >>> from solnlib import conf_manager
        >>> log_level = conf_manager.get_log_level(
        >>>     logger,
        >>>     "session_key",
        >>>     "ADDON_NAME",
        >>>     "splunk_ta_addon_settings",
        >>> )
    """
    try:
        cfm = ConfManager(
            session_key,
            app_name,
            realm=f"__REST_CREDENTIAL__#{app_name}#configs/conf-{conf_name}",
        )
        conf = cfm.get_conf(conf_name)
    except ConfManagerException:
        logger.error(
            f"Failed to fetch configuration file {conf_name}, "
            f"taking {default_log_level} as log level."
        )
        return default_log_level
    try:
        logging_details = conf.get("logging")
        return logging_details.get(log_level_field, default_log_level)
    except ConfStanzaNotExistException:
        logger.error(
            f'"logging" stanza does not exist under {conf_name}, '
            f"taking {default_log_level} as log level."
        )
        return default_log_level