| // Licensed to Apache Software Foundation (ASF) under one or more contributor |
| // license agreements. See the NOTICE file distributed with |
| // this work for additional information regarding copyright |
| // ownership. Apache Software Foundation (ASF) licenses this file to you under |
| // the Apache License, Version 2.0 (the "License"); you may |
| // not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, |
| // software distributed under the License is distributed on an |
| // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| // KIND, either express or implied. See the License for the |
| // specific language governing permissions and limitations |
| // under the License. |
| |
| package api |
| |
| import ( |
| "context" |
| "reflect" |
| |
| v1 "skywalking.apache.org/repo/goapi/satellite/data/v1" |
| |
| "github.com/apache/skywalking-satellite/internal/pkg/plugin" |
| forwarder "github.com/apache/skywalking-satellite/plugins/forwarder/api" |
| ) |
| |
| // Fetcher is a plugin interface, that defines new fetchers. |
| type Fetcher interface { |
| plugin.Plugin |
| |
| Prepare() |
| // Fetch would fetch some APM data. |
| Fetch(ctx context.Context) |
| // Channel would be put a data when the receiver receives an APM data. |
| Channel() <-chan *v1.SniffData |
| // Shutdown shutdowns the fetcher |
| Shutdown(context.Context) error |
| // SupportForwarders should provider all forwarder support current receiver |
| SupportForwarders() []forwarder.Forwarder |
| } |
| |
| // GetFetcher gets an initialized fetcher plugin. |
| func GetFetcher(config plugin.Config) Fetcher { |
| return plugin.Get(reflect.TypeOf((*Fetcher)(nil)).Elem(), config).(Fetcher) |
| } |