mirror of
https://gitee.com/milvus-io/milvus.git
synced 2024-11-30 02:48:45 +08:00
65 lines
1.9 KiB
Go
65 lines
1.9 KiB
Go
// Licensed to the LF AI & Data foundation under one
|
|
// or more contributor license agreements. See the NOTICE file
|
|
// distributed with this work for additional information
|
|
// regarding copyright ownership. The 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 config
|
|
|
|
// Event Constant
|
|
const (
|
|
UpdateType = "UPDATE"
|
|
DeleteType = "DELETE"
|
|
CreateType = "CREATE"
|
|
)
|
|
|
|
type Event struct {
|
|
EventSource string
|
|
EventType string
|
|
Key string
|
|
Value string
|
|
HasUpdated bool
|
|
}
|
|
|
|
func newEvent(eventSource, eventType string, key string, value string) *Event {
|
|
return &Event{
|
|
EventSource: eventSource,
|
|
EventType: eventType,
|
|
Key: key,
|
|
Value: value,
|
|
HasUpdated: false,
|
|
}
|
|
}
|
|
|
|
func PopulateEvents(source string, currentConfig, updatedConfig map[string]string) ([]*Event, error) {
|
|
events := make([]*Event, 0)
|
|
|
|
// generate create and update event
|
|
for key, value := range updatedConfig {
|
|
currentValue, ok := currentConfig[key]
|
|
if !ok { // if new configuration introduced
|
|
events = append(events, newEvent(source, CreateType, key, value))
|
|
} else if currentValue != value {
|
|
events = append(events, newEvent(source, UpdateType, key, value))
|
|
}
|
|
}
|
|
|
|
// generate delete event
|
|
for key, value := range currentConfig {
|
|
_, ok := updatedConfig[key]
|
|
if !ok { // when old config not present in new config
|
|
events = append(events, newEvent(source, DeleteType, key, value))
|
|
}
|
|
}
|
|
return events, nil
|
|
}
|