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How to use get_function_concurrency method in localstack

Best Python code snippet using localstack_python

svclambda.py

Source:svclambda.py

...40            retry = (state == 'Pending') or (lastUpdateStatus == 'InProgress')41            if not retry: return exFunction42            if self._utils.retry(tracker):43                tracker = self._utils.backoff(tracker)44    def get_function_concurrency(self, functionArn):45        op = 'get_function_concurrency'46        try:47            response = self._client.get_function_concurrency(48                FunctionName=functionArn49            )50            return response.get('ReservedConcurrentExecutions', _UndefinedConcurrency)51        except botocore.exceptions.ClientError as e:52            if self._utils.is_resource_not_found(e): return -153            raise RdqError(self._utils.fail(e, op, 'FunctionArn', functionArn))54    # Allow lambda:CreateFunction55    def create_function(self, functionName, rq, codeZip, tags):56        op = 'create_function'57        tracker = self._utils.init_tracker(op)58        while True:59            try:60                response = self._client.create_function(61                    FunctionName=functionName,62                    Runtime=rq['Runtime'],63                    Role=rq['Role'],64                    Handler=rq['Handler'],65                    Description=rq['Description'],66                    Timeout=rq['Timeout'],67                    MemorySize=rq['MemorySize'],68                    Environment=rq['Environment'],69                    Code={70                        'ZipFile': codeZip71                    },72                    Tags=tags.toDict()73                )74                return response75            except botocore.exceptions.ClientError as e:76                if self._utils.retry_propagation_delay(e, tracker):77                    tracker = self._utils.backoff(tracker)78                    continue79                raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName, 'RoleArn', rq['Role'], 'Tracker', tracker))80    # Allow lambda:UpdateFunctionConfiguration81    def update_function_configuration(self, functionName, rq):82        op = 'update_function_configuration'83        tracker = self._utils.init_tracker(op)84        while True:85            try:86                response = self._client.update_function_configuration(87                    FunctionName=functionName,88                    Runtime=rq['Runtime'],89                    Role=rq['Role'],90                    Handler=rq['Handler'],91                    Description=rq['Description'],92                    Timeout=rq['Timeout'],93                    MemorySize=rq['MemorySize'],94                    Environment=rq['Environment']95                )96                return response97            except botocore.exceptions.ClientError as e:98                if self._utils.retry_propagation_delay(e, tracker):99                    tracker = self._utils.backoff(tracker)100                    continue101                if self._utils.retry_resource_conflict(e, tracker):102                    tracker = self._utils.backoff(tracker)103                    continue104                raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName, 'RoleArn', rq['Role'], 'Tracker', tracker))105    # Allow lambda:UpdateFunctionCode106    def update_function_code(self, functionName, codeZip):107        op = 'update_function_code'108        tracker = self._utils.init_tracker(op)109        while True:110            try:111                response = self._client.update_function_code(112                    FunctionName=functionName,113                    ZipFile=codeZip114                )115                return response116            except botocore.exceptions.ClientError as e:117                if self._utils.retry_resource_conflict(e, tracker):118                    tracker = self._utils.backoff(tracker)119                    continue120                raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName))121    def put_function_concurrency(self, functionArn, reservedConcurrentExecutions: int):122        op = 'put_function_concurrency'123        if reservedConcurrentExecutions == _UndefinedConcurrency: return False124        try:125            self._client.put_function_concurrency(126                FunctionName=functionArn,127                ReservedConcurrentExecutions = reservedConcurrentExecutions128            )129            return True130        except botocore.exceptions.ClientError as e:131            raise RdqError(self._utils.fail(e, op, 'FunctionArn', functionArn, 'ReservedConcurrentExecutions', reservedConcurrentExecutions))132    def get_policy(self, functionArn):133        op = 'get_policy'134        try:135            response = self._client.get_policy(136                FunctionName=functionArn137            )138            return response139        except botocore.exceptions.ClientError as e:140            if self._utils.is_resource_not_found(e): return None141            raise RdqError(self._utils.fail(e, op, 'FunctionArn', functionArn))142    def add_permission(self, functionArn, sid, action, principal, sourceArn):143        op = 'add_permission'144        try:145            self._client.add_permission(146                FunctionName=functionArn,147                StatementId = sid,148                Action = action,149                Principal = principal,150                SourceArn = sourceArn151            )152        except botocore.exceptions.ClientError as e:153            raise RdqError(self._utils.fail(e, op, 'FunctionArn', functionArn, 'Principal', principal))154    def remove_permission(self, functionArn, sid):155        op = 'remove_permission'156        try:157            self._client.remove_permission(158                FunctionName=functionArn,159                StatementId = sid160            )161            return True162        except botocore.exceptions.ClientError as e:163            if self._utils.is_resource_not_found(e): return False164            raise RdqError(self._utils.fail(e, op, 'FunctionArn', functionArn, 'Sid', sid))165    # Allow lambda:DeleteFunction166    def delete_function(self, functionName):167        op ='delete_function'168        try:169            self._client.delete_function(170                FunctionName=functionName171            )172            return True173        except botocore.exceptions.ClientError as e:174            if self._utils.is_resource_not_found(e): return False175            raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName))176    def list_event_source_mappings(self, functionName, eventSourceArn):177        op = "list_event_source_mappings"178        try:179            paginator = self._client.get_paginator(op)180            page_iterator = paginator.paginate(FunctionName=functionName, EventSourceArn=eventSourceArn)181            mappings = []182            for page in page_iterator:183                items = page["EventSourceMappings"]184                for item in items:185                    mappings.append(item)186            return mappings187        except botocore.exceptions.ClientError as e:188            raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName, 'EventSourceArn', eventSourceArn))189    def list_event_source_mappings_all(self, functionName):190        op = "list_event_source_mappings"191        try:192            paginator = self._client.get_paginator(op)193            page_iterator = paginator.paginate(FunctionName=functionName)194            mappings = []195            for page in page_iterator:196                items = page["EventSourceMappings"]197                for item in items:198                    mappings.append(item)199            return mappings200        except botocore.exceptions.ClientError as e:201            raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName))202    def get_event_source_mapping(self, uuid):203        op = 'get_event_source_mapping'204        try:205            response = self._client.get_event_source_mapping(206                UUID=uuid207            )208            return response209        except botocore.exceptions.ClientError as e:210            raise RdqError(self._utils.fail(e, op, 'UUID', uuid))211    def find_event_source_mapping(self, functionName, eventSourceArn):212        mappings = self.list_event_source_mappings(functionName, eventSourceArn)213        mappingCount = len(mappings)214        if mappingCount == 0: return None215        if mappingCount > 1:216            msg = "Multiple ({}) event source mappings".format(mappingCount)217            raise RdqError(self._utils.integrity(msg, 'FunctionName', functionName, 'EventSourceArn', eventSourceArn))218        mapping = mappings[0]219        uuid = mapping['UUID']220        return self.get_event_source_mapping(uuid)221    def create_event_source_mapping_uuid(self, functionName, eventSourceArn, cfg):222        op = 'create_event_source_mapping'223        try:224            response = self._client.create_event_source_mapping(225                FunctionName=functionName,226                EventSourceArn=eventSourceArn,227                BatchSize=cfg['BatchSize'],228                MaximumBatchingWindowInSeconds=cfg['MaximumBatchingWindowInSeconds'],229                Enabled=True230            )231            return response['UUID']232        except botocore.exceptions.ClientError as e:233            raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName, 'EventSourceArn', eventSourceArn))234    def update_event_source_mapping(self, uuid, cfg):235        op = 'update_event_source_mapping'236        try:237            self._client.update_event_source_mapping(238                UUID=uuid,239                BatchSize=cfg['BatchSize'],240                MaximumBatchingWindowInSeconds=cfg['MaximumBatchingWindowInSeconds']241            )242        except botocore.exceptions.ClientError as e:243            raise RdqError(self._utils.fail(e, op, 'UUID', uuid))244    def enable_event_source_mapping_for_uuid(self, uuid, enabled):245        op = 'update_event_source_mapping'246        try:247            self._client.update_event_source_mapping(248                UUID=uuid,249                Enabled=enabled250            )251        except botocore.exceptions.ClientError as e:252            raise RdqError(self._utils.fail(e, op, 'UUID', uuid))253    def enable_event_source_mappings(self, mappings, enabled):254        for mapping in mappings:255            uuid = mapping['UUID']256            self.enable_event_source_mapping_for_uuid(uuid, enabled)257    def delete_event_source_mappings(self, mappings):258        for mapping in mappings:259            uuid = mapping['UUID']260            self.delete_event_source_mapping_for_uuid(uuid)261    def delete_event_source_mapping_for_uuid(self, uuid):262        op = 'delete_event_source_mapping'263        tracker = self._utils.init_tracker(op)264        while True:265            try:266                self._client.delete_event_source_mapping(267                    UUID=uuid268                )269                return270            except botocore.exceptions.ClientError as e:271                if self._utils.is_resource_not_found(e): return272                if self._utils.retry_resource_in_use(e, tracker):273                    tracker = self._utils.backoff(tracker)274                    continue275                raise RdqError(self._utils.fail(e, op, 'UUID', uuid))276    # Allow lambda:InvokeFunction277    def invoke_function_json(self, functionName, payloadMap):278        op = 'invoke'279        inJson = self._utils.to_json(payloadMap)280        inBytes = inJson.encode("utf-8")281        try:282            response = self._client.invoke(283                FunctionName=functionName,284                InvocationType='RequestResponse',285                Payload=inBytes286            )287            outBytes = response['Payload'].read()288            outJson = outBytes.decode("utf-8")289            outMap = self._utils.from_json(outJson)290            return {291                'StatusCode': response['StatusCode'],292                'Payload': outMap293            }294        except botocore.exceptions.ClientError as e:295            raise RdqError(self._utils.fail(e, op, 'FunctionName', functionName))296    def declareFunctionArn(self, functionName, description, roleArn, cfg: dict, concurrency: dict, codeZip, tags: Tags):297        dbCfg = DeltaBuild()298        dbCfg.putRequired('Handler', 'lambda_function.lambda_handler')299        dbCfg.putRequired('Environment.Variables.LOGLEVEL', 'INFO')300        dbCfg.updateRequired(cfg)301        dbCfg.putRequired('Description', description)302        dbCfg.putRequired('Role', roleArn)303        rqCfg = dbCfg.required()304        rqReservedConcurrentExecutions = concurrency.get('ReservedConcurrentExecutions', _UndefinedConcurrency)305        exFunction = self.get_function(functionName)306        if not exFunction:307            newFunction = self.create_function(functionName, rqCfg, codeZip, tags)308            self.get_function_nonpending(functionName)309            self.put_function_concurrency(functionName, rqReservedConcurrentExecutions)310            return newFunction['FunctionArn']311        exFunctionConfiguration = exFunction['Configuration']312        exFunctionArn = exFunctionConfiguration['FunctionArn']313        dbCfg.loadExisting(exFunctionConfiguration)314        delta = dbCfg.delta()315        if delta:316            self._utils.info('CheckConfigurationDelta', 'FunctionName', functionName, "Reconfiguring", "Delta", delta)317            self.update_function_configuration(functionName, rqCfg)318            self.get_function_nonpending(functionName)        319        exCodeSha256 = exFunctionConfiguration['CodeSha256']320        inCodeSha256 = _codeSha256(codeZip)321        if inCodeSha256 != exCodeSha256:322            self.update_function_code(functionName, codeZip)323            self.get_function_nonpending(functionName)324        else:325            self._utils.info('CheckCodeSHA256', 'FunctionName', functionName, "Code unchanged", "CodeSHA256", exCodeSha256)326        exReservedConcurrentExecutions = self.get_function_concurrency(functionName)327        if exReservedConcurrentExecutions != rqReservedConcurrentExecutions:328            self.put_function_concurrency(functionName, rqReservedConcurrentExecutions)329        exTags = Tags(exFunction['Tags'], functionName)330        self._utils.declare_tags(exFunctionArn, tags, exTags)331        return exFunctionArn332    def declareInvokePermission(self, functionArn, sid, principal, sourceArn):333        action = "lambda:InvokeFunction"334        self.remove_permission(functionArn, sid)335        self.add_permission(functionArn, sid, action, principal, sourceArn)336    def removeFunction(self, functionName):337        return self.delete_function(functionName)338    def declareEventSourceMappingUUID(self, functionName, eventSourceArn, cfg):339        exMapping = self.find_event_source_mapping(functionName, eventSourceArn)340        if not exMapping:...

helper.py

Source:helper.py

...24            return resp25        except Exception as e:26            logging.debug(e)27            return None28    def get_function_concurrency(self, function_name: str) -> int:29        try:30            resp = self.lambda_client.get_function_concurrency(31                FunctionName=function_name32            )33            return resp['ReservedConcurrentExecutions']34        except Exception as e:35            logging.debug(e)36            return None37    def get_function_code_signing_config(self, function_name: str) -> int:38        try:39            resp = self.lambda_client.get_function_code_signing_config(40                FunctionName=function_name41            )42            return resp['CodeSigningConfigArn']43        except Exception as e:44            logging.debug(e)...

lambda_concurrency_limit.py

Source:lambda_concurrency_limit.py

...9for items in page_iterator:10    for functions in items['Functions']:11        #print(cnt, functions['FunctionName'])12        cnt = cnt+113        response = lambda_client.get_function_concurrency(FunctionName=functions['FunctionName'])14        try:15                    print(cnt, functions['FunctionName'], response['ReservedConcurrentExecutions'] )16        except Exception as e:...

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