X-Git-Url: https://osm.etsi.org/gitweb/?a=blobdiff_plain;f=osm_lcm%2Flcm_helm_conn.py;h=0bd5c0f2aec44df7006ebbd94be0dc12c7216fa4;hb=e539a8d7d65be857fc64afa593893e6e6b0b52c0;hp=34e49156e03a4e5779c5685212271ad65afe7547;hpb=c43253de0f53c4bbd3f4b67c6d57c6efc437cd7a;p=osm%2FLCM.git diff --git a/osm_lcm/lcm_helm_conn.py b/osm_lcm/lcm_helm_conn.py index 34e4915..0bd5c0f 100644 --- a/osm_lcm/lcm_helm_conn.py +++ b/osm_lcm/lcm_helm_conn.py @@ -27,7 +27,7 @@ from grpclib.client import Channel from osm_lcm.frontend_pb2 import PrimitiveRequest from osm_lcm.frontend_pb2 import SshKeyRequest, SshKeyReply from osm_lcm.frontend_grpc import FrontendExecutorStub -from osm_lcm.lcm_utils import LcmBase +from osm_lcm.lcm_utils import LcmBase, get_ee_id_parts from osm_lcm.data_utils.database.database import Database from osm_lcm.data_utils.filesystem.filesystem import Filesystem @@ -35,16 +35,18 @@ from osm_lcm.data_utils.filesystem.filesystem import Filesystem from n2vc.n2vc_conn import N2VCConnector from n2vc.k8s_helm_conn import K8sHelmConnector from n2vc.k8s_helm3_conn import K8sHelm3Connector -from n2vc.exceptions import N2VCBadArgumentsException, N2VCException, N2VCExecutionException +from n2vc.exceptions import ( + N2VCBadArgumentsException, + N2VCException, + N2VCExecutionException, +) from osm_lcm.lcm_utils import deep_get def retryer(max_wait_time_var="_initial_retry_time", delay_time_var="_retry_delay"): def wrapper(func): - retry_exceptions = ( - ConnectionRefusedError - ) + retry_exceptions = ConnectionRefusedError @functools.wraps(func) async def wrapped(*args, **kwargs): @@ -69,7 +71,9 @@ def retryer(max_wait_time_var="_initial_retry_time", delay_time_var="_retry_dela continue else: return ConnectionRefusedError + return wrapped + return wrapper @@ -85,13 +89,13 @@ class LCMHelmConn(N2VCConnector, LcmBase): # Time beetween retries, retry time after a connection error is raised _EE_RETRY_DELAY = 10 - def __init__(self, - log: object = None, - loop: object = None, - url: str = None, - username: str = None, - vca_config: dict = None, - on_update_db=None, ): + def __init__( + self, + log: object = None, + loop: object = None, + vca_config: dict = None, + on_update_db=None, + ): """ Initialize EE helm connector. """ @@ -101,17 +105,10 @@ class LCMHelmConn(N2VCConnector, LcmBase): # parent class constructor N2VCConnector.__init__( - self, - log=log, - loop=loop, - url=url, - username=username, - vca_config=vca_config, - on_update_db=on_update_db, - db=self.db, - fs=self.fs + self, log=log, loop=loop, on_update_db=on_update_db, db=self.db, fs=self.fs ) + self.vca_config = vca_config self.log.debug("Initialize helm N2VC connector") self.log.debug("initial vca_config: {}".format(vca_config)) @@ -125,14 +122,18 @@ class LCMHelmConn(N2VCConnector, LcmBase): self.log.debug("Initial retry time: {}".format(self._initial_retry_time)) else: self._initial_retry_time = self._MAX_INITIAL_RETRY_TIME - self.log.debug("Applied default retry time: {}".format(self._initial_retry_time)) + self.log.debug( + "Applied default retry time: {}".format(self._initial_retry_time) + ) if self.vca_config and self.vca_config.get("eegrpctimeout"): self._max_retry_time = self.vca_config.get("eegrpctimeout") self.log.debug("Retry time: {}".format(self._max_retry_time)) else: self._max_retry_time = self._MAX_RETRY_TIME - self.log.debug("Applied default retry time: {}".format(self._max_retry_time)) + self.log.debug( + "Applied default retry time: {}".format(self._max_retry_time) + ) # initialize helm connector for helmv2 and helmv3 self._k8sclusterhelm2 = K8sHelmConnector( @@ -157,39 +158,50 @@ class LCMHelmConn(N2VCConnector, LcmBase): self.log.info("Helm N2VC connector initialized") # TODO - ¿reuse_ee_id? - async def create_execution_environment(self, - namespace: str, - db_dict: dict, - reuse_ee_id: str = None, - progress_timeout: float = None, - total_timeout: float = None, - config: dict = None, - artifact_path: str = None, - vca_type: str = None, - *kargs, **kwargs) -> (str, dict): + async def create_execution_environment( + self, + namespace: str, + db_dict: dict, + reuse_ee_id: str = None, + progress_timeout: float = None, + total_timeout: float = None, + config: dict = None, + artifact_path: str = None, + chart_model: str = None, + vca_type: str = None, + *kargs, + **kwargs, + ) -> (str, dict): """ Creates a new helm execution environment deploying the helm-chat indicated in the - attifact_path + artifact_path :param str namespace: This param is not used, all helm charts are deployed in the osm system namespace :param dict db_dict: where to write to database when the status changes. It contains a dictionary with {collection: str, filter: {}, path: str}, e.g. {collection: "nsrs", filter: {_id: , path: "_admin.deployed.VCA.3"} - :param str reuse_ee_id: ee id from an older execution. TODO - right now this params is not used + :param str reuse_ee_id: ee id from an older execution. TODO - right now this param is not used :param float progress_timeout: :param float total_timeout: :param dict config: General variables to instantiate KDU - :param str artifact_path: path of package content + :param str artifact_path: path of package content + :param str chart_model: helm chart/reference (string), which can be either + of these options: + - a name of chart available via the repos known by OSM + (e.g. stable/openldap, stable/openldap:1.2.4) + - a path to a packaged chart (e.g. mychart.tgz) + - a path to an unpacked chart directory or a URL (e.g. mychart) :param str vca_type: Type of vca, must be type helm or helm-v3 :returns str, dict: id of the new execution environment including namespace.helm_id and credentials object set to None as all credentials should be osm kubernetes .kubeconfig """ self.log.info( - "create_execution_environment: namespace: {}, artifact_path: {}, db_dict: {}, " - "reuse_ee_id: {}".format( - namespace, artifact_path, db_dict, reuse_ee_id) + "create_execution_environment: namespace: {}, artifact_path: {}, " + "chart_model: {}, db_dict: {}, reuse_ee_id: {}".format( + namespace, artifact_path, db_dict, chart_model, reuse_ee_id + ) ) # Validate artifact-path is provided @@ -221,6 +233,13 @@ class LCMHelmConn(N2VCConnector, LcmBase): while full_path.find("//") >= 0: full_path = full_path.replace("//", "/") + # By default, the KDU is expected to be a file + kdu_model = full_path + # If the chart_model includes a "/", then it is a reference: + # e.g. (stable/openldap; stable/openldap:1.2.4) + if chart_model.find("/") >= 0: + kdu_model = chart_model + try: # Call helm conn install # Obtain system cluster id from database @@ -235,25 +254,31 @@ class LCMHelmConn(N2VCConnector, LcmBase): if vca_type == "helm": helm_id = self._k8sclusterhelm2.generate_kdu_instance_name( db_dict=db_dict, - kdu_model=full_path, + kdu_model=kdu_model, + ) + await self._k8sclusterhelm2.install( + system_cluster_uuid, + kdu_model=kdu_model, + kdu_instance=helm_id, + namespace=self._KUBECTL_OSM_NAMESPACE, + params=config, + db_dict=db_dict, + timeout=progress_timeout, ) - await self._k8sclusterhelm2.install(system_cluster_uuid, kdu_model=full_path, - kdu_instance=helm_id, - namespace=self._KUBECTL_OSM_NAMESPACE, - params=config, - db_dict=db_dict, - timeout=progress_timeout) else: helm_id = self._k8sclusterhelm2.generate_kdu_instance_name( db_dict=db_dict, - kdu_model=full_path, + kdu_model=kdu_model, + ) + await self._k8sclusterhelm3.install( + system_cluster_uuid, + kdu_model=kdu_model, + kdu_instance=helm_id, + namespace=self._KUBECTL_OSM_NAMESPACE, + params=config, + db_dict=db_dict, + timeout=progress_timeout, ) - await self._k8sclusterhelm3.install(system_cluster_uuid, kdu_model=full_path, - kdu_instance=helm_id, - namespace=self._KUBECTL_OSM_NAMESPACE, - params=config, - db_dict=db_dict, - timeout=progress_timeout) ee_id = "{}:{}.{}".format(vca_type, self._KUBECTL_OSM_NAMESPACE, helm_id) return ee_id, None @@ -263,26 +288,135 @@ class LCMHelmConn(N2VCConnector, LcmBase): self.log.error("Error deploying chart ee: {}".format(e), exc_info=True) raise N2VCException("Error deploying chart ee: {}".format(e)) - async def register_execution_environment(self, namespace: str, credentials: dict, db_dict: dict, - progress_timeout: float = None, total_timeout: float = None, - *kargs, **kwargs) -> str: + async def upgrade_execution_environment( + self, + namespace: str, + db_dict: dict, + helm_id: str, + progress_timeout: float = None, + total_timeout: float = None, + config: dict = None, + artifact_path: str = None, + vca_type: str = None, + *kargs, + **kwargs, + ) -> (str, dict): + """ + Creates a new helm execution environment deploying the helm-chat indicated in the + attifact_path + :param str namespace: This param is not used, all helm charts are deployed in the osm + system namespace + :param dict db_dict: where to write to database when the status changes. + It contains a dictionary with {collection: str, filter: {}, path: str}, + e.g. {collection: "nsrs", filter: {_id: , path: + "_admin.deployed.VCA.3"} + :param helm_id: unique name of the Helm release to upgrade + :param float progress_timeout: + :param float total_timeout: + :param dict config: General variables to instantiate KDU + :param str artifact_path: path of package content + :param str vca_type: Type of vca, must be type helm or helm-v3 + :returns str, dict: id of the new execution environment including namespace.helm_id + and credentials object set to None as all credentials should be osm kubernetes .kubeconfig + """ + + self.log.info( + "upgrade_execution_environment: namespace: {}, artifact_path: {}, db_dict: {}, " + ) + + # Validate helm_id is provided + if helm_id is None or len(helm_id) == 0: + raise N2VCBadArgumentsException( + message="helm_id is mandatory", bad_args=["helm_id"] + ) + + # Validate artifact-path is provided + if artifact_path is None or len(artifact_path) == 0: + raise N2VCBadArgumentsException( + message="artifact_path is mandatory", bad_args=["artifact_path"] + ) + + # Validate artifact-path exists and sync path + from_path = os.path.split(artifact_path)[0] + self.fs.sync(from_path) + + # remove / in charm path + while artifact_path.find("//") >= 0: + artifact_path = artifact_path.replace("//", "/") + + # check charm path + if self.fs.file_exists(artifact_path): + helm_chart_path = artifact_path + else: + msg = "artifact path does not exist: {}".format(artifact_path) + raise N2VCBadArgumentsException(message=msg, bad_args=["artifact_path"]) + + if artifact_path.startswith("/"): + full_path = self.fs.path + helm_chart_path + else: + full_path = self.fs.path + "/" + helm_chart_path + + while full_path.find("//") >= 0: + full_path = full_path.replace("//", "/") + + try: + # Call helm conn upgrade + # Obtain system cluster id from database + system_cluster_uuid = await self._get_system_cluster_id() + # Add parameter osm if exist to global + if config and config.get("osm"): + if not config.get("global"): + config["global"] = {} + config["global"]["osm"] = config.get("osm") + + self.log.debug("Ugrade helm chart: {}".format(full_path)) + if vca_type == "helm": + await self._k8sclusterhelm2.upgrade( + system_cluster_uuid, + kdu_model=full_path, + kdu_instance=helm_id, + namespace=namespace, + params=config, + db_dict=db_dict, + timeout=progress_timeout, + force=True, + ) + else: + await self._k8sclusterhelm3.upgrade( + system_cluster_uuid, + kdu_model=full_path, + kdu_instance=helm_id, + namespace=namespace, + params=config, + db_dict=db_dict, + timeout=progress_timeout, + force=True, + ) + + except N2VCException: + raise + except Exception as e: + self.log.error("Error upgrading chart ee: {}".format(e), exc_info=True) + raise N2VCException("Error upgrading chart ee: {}".format(e)) + + async def register_execution_environment( + self, + namespace: str, + credentials: dict, + db_dict: dict, + progress_timeout: float = None, + total_timeout: float = None, + *kargs, + **kwargs, + ) -> str: # nothing to do pass - async def install_configuration_sw(self, - ee_id: str, - artifact_path: str, - db_dict: dict, - progress_timeout: float = None, - total_timeout: float = None, - config: dict = None, - num_units: int = 1, - vca_type: str = None - ): + async def install_configuration_sw(self, *args, **kwargs): # nothing to do pass - async def add_relation(self, ee_id_1: str, ee_id_2: str, endpoint_1: str, endpoint_2: str): + async def add_relation(self, *args, **kwargs): # nothing to do pass @@ -290,12 +424,18 @@ class LCMHelmConn(N2VCConnector, LcmBase): # nothing to to pass - async def get_status(self, namespace: str, yaml_format: bool = True): + async def get_status(self, *args, **kwargs): # not used for this connector pass - async def get_ee_ssh_public__key(self, ee_id: str, db_dict: dict, progress_timeout: float = None, - total_timeout: float = None) -> str: + async def get_ee_ssh_public__key( + self, + ee_id: str, + db_dict: dict, + progress_timeout: float = None, + total_timeout: float = None, + **kwargs, + ) -> str: """ Obtains ssh-public key from ee executing GetSShKey method from the ee. @@ -308,8 +448,7 @@ class LCMHelmConn(N2VCConnector, LcmBase): """ self.log.info( - "get_ee_ssh_public_key: ee_id: {}, db_dict: {}".format( - ee_id, db_dict) + "get_ee_ssh_public_key: ee_id: {}, db_dict: {}".format(ee_id, db_dict) ) # check arguments @@ -320,7 +459,7 @@ class LCMHelmConn(N2VCConnector, LcmBase): try: # Obtain ip_addr for the ee service, it is resolved by dns from the ee name by kubernetes - version, namespace, helm_id = self._get_ee_id_parts(ee_id) + version, namespace, helm_id = get_ee_id_parts(ee_id) ip_addr = socket.gethostbyname(helm_id) # Obtain ssh_key from the ee, this method will implement retries to allow the ee @@ -331,8 +470,41 @@ class LCMHelmConn(N2VCConnector, LcmBase): self.log.error("Error obtaining ee ssh_key: {}".format(e), exc_info=True) raise N2VCException("Error obtaining ee ssh_ke: {}".format(e)) - async def exec_primitive(self, ee_id: str, primitive_name: str, params_dict: dict, db_dict: dict = None, - progress_timeout: float = None, total_timeout: float = None) -> str: + async def upgrade_charm( + self, + ee_id: str = None, + path: str = None, + charm_id: str = None, + charm_type: str = None, + timeout: float = None, + ) -> str: + """This method upgrade charms in VNFs + + This method does not support KDU's deployed with Helm. + + Args: + ee_id: Execution environment id + path: Local path to the charm + charm_id: charm-id + charm_type: Charm type can be lxc-proxy-charm, native-charm or k8s-proxy-charm + timeout: (Float) Timeout for the ns update operation + + Returns: + the output of the update operation if status equals to "completed" + + """ + raise N2VCException("KDUs deployed with Helm do not support charm upgrade") + + async def exec_primitive( + self, + ee_id: str, + primitive_name: str, + params_dict: dict, + db_dict: dict = None, + progress_timeout: float = None, + total_timeout: float = None, + **kwargs, + ) -> str: """ Execute a primitive in the execution environment @@ -353,9 +525,11 @@ class LCMHelmConn(N2VCConnector, LcmBase): :returns str: primitive result, if ok. It raises exceptions in case of fail """ - self.log.info("exec primitive for ee_id : {}, primitive_name: {}, params_dict: {}, db_dict: {}".format( - ee_id, primitive_name, params_dict, db_dict - )) + self.log.info( + "exec primitive for ee_id : {}, primitive_name: {}, params_dict: {}, db_dict: {}".format( + ee_id, primitive_name, params_dict, db_dict + ) + ) # check arguments if ee_id is None or len(ee_id) == 0: @@ -370,7 +544,7 @@ class LCMHelmConn(N2VCConnector, LcmBase): params_dict = dict() try: - version, namespace, helm_id = self._get_ee_id_parts(ee_id) + version, namespace, helm_id = get_ee_id_parts(ee_id) ip_addr = socket.gethostbyname(helm_id) except Exception as e: self.log.error("Error getting ee ip ee: {}".format(e)) @@ -379,12 +553,20 @@ class LCMHelmConn(N2VCConnector, LcmBase): if primitive_name == "config": try: # Execute config primitive, higher timeout to check the case ee is starting - status, detailed_message = await self._execute_config_primitive(ip_addr, params_dict, db_dict=db_dict) - self.log.debug("Executed config primitive ee_id_ {}, status: {}, message: {}".format( - ee_id, status, detailed_message)) + status, detailed_message = await self._execute_config_primitive( + ip_addr, params_dict, db_dict=db_dict + ) + self.log.debug( + "Executed config primitive ee_id_ {}, status: {}, message: {}".format( + ee_id, status, detailed_message + ) + ) if status != "OK": - self.log.error("Error configuring helm ee, status: {}, message: {}".format( - status, detailed_message)) + self.log.error( + "Error configuring helm ee, status: {}, message: {}".format( + status, detailed_message + ) + ) raise N2VCExecutionException( message="Error configuring helm ee_id: {}, status: {}, message: {}: ".format( ee_id, status, detailed_message @@ -394,23 +576,26 @@ class LCMHelmConn(N2VCConnector, LcmBase): except Exception as e: self.log.error("Error configuring helm ee: {}".format(e)) raise N2VCExecutionException( - message="Error configuring helm ee_id: {}, {}".format( - ee_id, e - ), + message="Error configuring helm ee_id: {}, {}".format(ee_id, e), primitive_name=primitive_name, ) return "CONFIG OK" else: try: # Execute primitive - status, detailed_message = await self._execute_primitive(ip_addr, primitive_name, - params_dict, db_dict=db_dict) - self.log.debug("Executed primitive {} ee_id_ {}, status: {}, message: {}".format( - primitive_name, ee_id, status, detailed_message)) + status, detailed_message = await self._execute_primitive( + ip_addr, primitive_name, params_dict, db_dict=db_dict + ) + self.log.debug( + "Executed primitive {} ee_id_ {}, status: {}, message: {}".format( + primitive_name, ee_id, status, detailed_message + ) + ) if status != "OK" and status != "PROCESSING": self.log.error( "Execute primitive {} returned not ok status: {}, message: {}".format( - primitive_name, status, detailed_message) + primitive_name, status, detailed_message + ) ) raise N2VCExecutionException( message="Execute primitive {} returned not ok status: {}, message: {}".format( @@ -466,7 +651,7 @@ class LCMHelmConn(N2VCConnector, LcmBase): system_cluster_uuid = await self._get_system_cluster_id() # Get helm_id - version, namespace, helm_id = self._get_ee_id_parts(ee_id) + version, namespace, helm_id = get_ee_id_parts(ee_id) # Uninstall chart, for backward compatibility we must assume that if there is no # version it is helm-v2 @@ -478,10 +663,14 @@ class LCMHelmConn(N2VCConnector, LcmBase): except N2VCException: raise except Exception as e: - self.log.error("Error deleting ee id: {}: {}".format(ee_id, e), exc_info=True) + self.log.error( + "Error deleting ee id: {}: {}".format(ee_id, e), exc_info=True + ) raise N2VCException("Error deleting ee id {}: {}".format(ee_id, e)) - async def delete_namespace(self, namespace: str, db_dict: dict = None, total_timeout: float = None): + async def delete_namespace( + self, namespace: str, db_dict: dict = None, total_timeout: float = None + ): # method not implemented for this connector, execution environments must be deleted individually pass @@ -494,7 +683,8 @@ class LCMHelmConn(N2VCConnector, LcmBase): progress_timeout: float = None, total_timeout: float = None, config: dict = None, - *kargs, **kwargs + *kargs, + **kwargs, ) -> str: pass @@ -511,13 +701,19 @@ class LCMHelmConn(N2VCConnector, LcmBase): @retryer(max_wait_time_var="_initial_retry_time", delay_time_var="_retry_delay") async def _execute_config_primitive(self, ip_addr, params, db_dict=None): - return await self._execute_primitive_internal(ip_addr, "config", params, db_dict=db_dict) + return await self._execute_primitive_internal( + ip_addr, "config", params, db_dict=db_dict + ) @retryer(max_wait_time_var="_max_retry_time", delay_time_var="_retry_delay") async def _execute_primitive(self, ip_addr, primitive_name, params, db_dict=None): - return await self._execute_primitive_internal(ip_addr, primitive_name, params, db_dict=db_dict) + return await self._execute_primitive_internal( + ip_addr, primitive_name, params, db_dict=db_dict + ) - async def _execute_primitive_internal(self, ip_addr, primitive_name, params, db_dict=None): + async def _execute_primitive_internal( + self, ip_addr, primitive_name, params, db_dict=None + ): channel = Channel(ip_addr, self._ee_service_port) try: @@ -525,16 +721,25 @@ class LCMHelmConn(N2VCConnector, LcmBase): async with stub.RunPrimitive.open() as stream: primitive_id = str(uuid.uuid1()) result = None - self.log.debug("Execute primitive internal: id:{}, name:{}, params: {}". - format(primitive_id, primitive_name, params)) + self.log.debug( + "Execute primitive internal: id:{}, name:{}, params: {}".format( + primitive_id, primitive_name, params + ) + ) await stream.send_message( - PrimitiveRequest(id=primitive_id, name=primitive_name, params=yaml.dump(params)), end=True) + PrimitiveRequest( + id=primitive_id, name=primitive_name, params=yaml.dump(params) + ), + end=True, + ) async for reply in stream: self.log.debug("Received reply: {}".format(reply)) result = reply # If db_dict provided write notifs in database if db_dict: - self._write_op_detailed_status(db_dict, reply.status, reply.detailed_message) + self._write_op_detailed_status( + db_dict, reply.status, reply.detailed_message + ) if result: return reply.status, reply.detailed_message else: @@ -563,33 +768,33 @@ class LCMHelmConn(N2VCConnector, LcmBase): async def _get_system_cluster_id(self): if not self._system_cluster_id: - db_k8cluster = self.db.get_one("k8sclusters", {"name": self._KUBECTL_OSM_CLUSTER_NAME}) + db_k8cluster = self.db.get_one( + "k8sclusters", {"name": self._KUBECTL_OSM_CLUSTER_NAME} + ) k8s_hc_id = deep_get(db_k8cluster, ("_admin", "helm-chart-v3", "id")) if not k8s_hc_id: try: # backward compatibility for existing clusters that have not been initialized for helm v3 cluster_id = db_k8cluster.get("_id") k8s_credentials = yaml.safe_dump(db_k8cluster.get("credentials")) - k8s_hc_id, uninstall_sw = await self._k8sclusterhelm3.init_env(k8s_credentials, - reuse_cluster_uuid=cluster_id) - db_k8scluster_update = {"_admin.helm-chart-v3.error_msg": None, - "_admin.helm-chart-v3.id": k8s_hc_id, - "_admin.helm-chart-v3}.created": uninstall_sw, - "_admin.helm-chart-v3.operationalState": "ENABLED"} + k8s_hc_id, uninstall_sw = await self._k8sclusterhelm3.init_env( + k8s_credentials, reuse_cluster_uuid=cluster_id + ) + db_k8scluster_update = { + "_admin.helm-chart-v3.error_msg": None, + "_admin.helm-chart-v3.id": k8s_hc_id, + "_admin.helm-chart-v3}.created": uninstall_sw, + "_admin.helm-chart-v3.operationalState": "ENABLED", + } self.update_db_2("k8sclusters", cluster_id, db_k8scluster_update) except Exception as e: - self.log.error("error initializing helm-v3 cluster: {}".format(str(e))) - raise N2VCException("K8s system cluster '{}' has not been initialized for helm-chart-v3".format( - cluster_id)) + self.log.error( + "error initializing helm-v3 cluster: {}".format(str(e)) + ) + raise N2VCException( + "K8s system cluster '{}' has not been initialized for helm-chart-v3".format( + cluster_id + ) + ) self._system_cluster_id = k8s_hc_id return self._system_cluster_id - - def _get_ee_id_parts(self, ee_id): - """ - Parses ee_id stored at database that can be either 'version:namespace.helm_id' or only - namespace.helm_id for backward compatibility - If exists helm version can be helm-v3 or helm (helm-v2 old version) - """ - version, _, part_id = ee_id.rpartition(':') - namespace, _, helm_id = part_id.rpartition('.') - return version, namespace, helm_id