github.com/looshlee/beatles@v0.0.0-20220727174639-742810ab631c/pkg/identity/identitymanager/observer.go (about)

     1  // Copyright 2019 Authors of Cilium
     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 identitymanager
    16  
    17  import (
    18  	"github.com/cilium/cilium/pkg/identity"
    19  )
    20  
    21  // Observer can sign up to receive events whenever local identities are removed.
    22  type Observer interface {
    23  	// LocalEndpointIdentityAdded is called when an identity first becomes
    24  	// used on the node. Implementations must ensure that the callback
    25  	// returns within a reasonable period.
    26  	LocalEndpointIdentityAdded(*identity.Identity)
    27  
    28  	// LocalEndpointIdentityRemoved is called when an identity is no longer
    29  	// in use on the node. Implementations must ensure that the callback
    30  	// returns within a reasonable period.
    31  	LocalEndpointIdentityRemoved(*identity.Identity)
    32  }