github.com/aacfactory/fns@v1.2.86-0.20240310083819-80d667fc0a17/clusters/registration.go (about)

     1  /*
     2   * Copyright 2023 Wang Min Xiang
     3   *
     4   * Licensed under the Apache License, Version 2.0 (the "License");
     5   * you may not use this file except in compliance with the License.
     6   * You may obtain a copy of the License at
     7   *
     8   * 	http://www.apache.org/licenses/LICENSE-2.0
     9   *
    10   * Unless required by applicable law or agreed to in writing, software
    11   * distributed under the License is distributed on an "AS IS" BASIS,
    12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13   * See the License for the specific language governing permissions and
    14   * limitations under the License.
    15   *
    16   */
    17  
    18  package clusters
    19  
    20  import (
    21  	"github.com/aacfactory/fns/commons/bytex"
    22  	"github.com/aacfactory/fns/commons/versions"
    23  	"github.com/aacfactory/fns/services"
    24  	"sync"
    25  )
    26  
    27  type Registration struct {
    28  	values sync.Map
    29  }
    30  
    31  func (r *Registration) Add(endpoint *Endpoint) {
    32  	key := endpoint.Name()
    33  	var eps *Endpoints
    34  	exist, has := r.values.Load(key)
    35  	if has {
    36  		eps = exist.(*Endpoints)
    37  	} else {
    38  		eps = &Endpoints{
    39  			values: nil,
    40  			length: 0,
    41  			lock:   sync.RWMutex{},
    42  		}
    43  		r.values.Store(key, eps)
    44  	}
    45  	eps.Add(endpoint)
    46  }
    47  
    48  func (r *Registration) Remove(name string, id string) {
    49  	exist, has := r.values.Load(name)
    50  	if !has {
    51  		return
    52  	}
    53  	eps := exist.(*Endpoints)
    54  	eps.Remove(bytex.FromString(id))
    55  }
    56  
    57  func (r *Registration) Get(name []byte, id []byte) *Endpoint {
    58  	key := bytex.ToString(name)
    59  	exist, has := r.values.Load(key)
    60  	if !has {
    61  		return nil
    62  	}
    63  	eps := exist.(*Endpoints)
    64  	return eps.Get(id)
    65  }
    66  
    67  func (r *Registration) Range(name []byte, interval versions.Interval) *Endpoint {
    68  	key := bytex.ToString(name)
    69  	exist, has := r.values.Load(key)
    70  	if !has {
    71  		return nil
    72  	}
    73  	eps := exist.(*Endpoints)
    74  	return eps.Range(interval)
    75  }
    76  
    77  func (r *Registration) MaxOne(name []byte) *Endpoint {
    78  	key := bytex.ToString(name)
    79  	exist, has := r.values.Load(key)
    80  	if !has {
    81  		return nil
    82  	}
    83  	eps := exist.(*Endpoints)
    84  	return eps.MaxOne()
    85  }
    86  
    87  func (r *Registration) Infos() (v services.EndpointInfos) {
    88  	r.values.Range(func(key, value any) bool {
    89  		eps := value.(*Endpoints)
    90  		vv := eps.Infos()
    91  		if len(vv) > 0 {
    92  			v = append(v, vv...)
    93  		}
    94  		return true
    95  	})
    96  	return
    97  }