github.com/erda-project/erda-infra@v1.0.9/providers/etcd/examples/main.go (about)

     1  // Copyright (c) 2021 Terminus, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package main
    16  
    17  import (
    18  	"fmt"
    19  	"os"
    20  
    21  	"github.com/coreos/etcd/clientv3"
    22  	"github.com/erda-project/erda-infra/base/servicehub"
    23  	"github.com/erda-project/erda-infra/providers/etcd"
    24  )
    25  
    26  type provider struct {
    27  	ETCD   etcd.Interface   // autowired
    28  	Client *clientv3.Client // autowired
    29  }
    30  
    31  func (p *provider) Init(ctx servicehub.Context) error {
    32  	fmt.Println(p.ETCD)
    33  	fmt.Println(p.Client)
    34  	return nil
    35  }
    36  
    37  func init() {
    38  	servicehub.Register("example", &servicehub.Spec{
    39  		Services:     []string{"example"},
    40  		Dependencies: []string{"etcd"},
    41  		Description:  "example",
    42  		Creator: func() servicehub.Provider {
    43  			return &provider{}
    44  		},
    45  	})
    46  }
    47  
    48  func main() {
    49  	hub := servicehub.New()
    50  	hub.Run("examples", "", os.Args...)
    51  }
    52  
    53  // OUTPUT:
    54  // INFO[2021-03-18 16:26:31.145] provider etcd initialized
    55  // &{0xc00007eaf0 0xc00000ff40 0xc0002029c0 0xc0002cc180}
    56  // &{0xc0002def60 0xc0002def90 0xc0002dac80 0xc00007f400 0xc0002df080 0xc0002df0b0 0xc0002ac700 {[https://127.0.0.1:2379] 0 10000000000 0 0 0 0 0xc0002cc180   false [] <nil> <nil> false} 0xc0002f91e0 0xc0002e6660 0xc000039b60 0xc00007b3c0 0x10e6070   <nil> [{false} {2097152} {2147483647}] 0xc0002e6600}
    57  // INFO[2021-03-18 16:26:31.145] provider example (depends [etcd]) initialized
    58  // INFO[2021-03-18 16:26:31.145] signals to quit:[hangup interrupt terminated quit]