go.ligato.io/vpp-agent/v3@v3.5.0/plugins/kvscheduler/options.go (about)

     1  //  Copyright (c) 2018 Cisco and/or its affiliates.
     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 kvscheduler
    16  
    17  import (
    18  	"go.ligato.io/cn-infra/v2/config"
    19  	"go.ligato.io/cn-infra/v2/logging"
    20  	"go.ligato.io/cn-infra/v2/rpc/rest"
    21  )
    22  
    23  // DefaultPlugin is a default instance of Plugin.
    24  var DefaultPlugin = *NewPlugin()
    25  
    26  // NewPlugin creates a new Plugin with the provided Options.
    27  func NewPlugin(opts ...Option) *Scheduler {
    28  	p := &Scheduler{}
    29  
    30  	p.PluginName = "kvscheduler"
    31  	p.HTTPHandlers = &rest.DefaultPlugin
    32  
    33  	for _, o := range opts {
    34  		o(p)
    35  	}
    36  
    37  	if p.Deps.Log == nil {
    38  		p.Deps.Log = logging.ForPlugin(p.String())
    39  	}
    40  	if p.Deps.Cfg == nil {
    41  		p.Deps.Cfg = config.ForPlugin(p.String())
    42  	}
    43  
    44  	return p
    45  }
    46  
    47  // Option is a function that can be used in NewPlugin to customize Plugin.
    48  type Option func(*Scheduler)
    49  
    50  // UseDeps returns Option that can inject custom dependencies.
    51  func UseDeps(cb func(*Deps)) Option {
    52  	return func(p *Scheduler) {
    53  		cb(&p.Deps)
    54  	}
    55  }