Files
nats-server/server/monitor_sort_opts.go
Derek Collison b2a9ed97d6 Merge pull request #650 from nats-io/cncf
Move to CNCF and Apache 2 License
2018-03-16 16:23:10 -07:00

63 lines
1.9 KiB
Go

// Copyright 2013-2018 The NATS Authors
// Licensed 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 server
// SortOpt is a helper type to sort by ConnInfo values
type SortOpt string
// Possible sort options
const (
ByCid SortOpt = "cid" // By connection ID
BySubs SortOpt = "subs" // By number of subscriptions
ByPending SortOpt = "pending" // By amount of data in bytes waiting to be sent to client
ByOutMsgs SortOpt = "msgs_to" // By number of messages sent
ByInMsgs SortOpt = "msgs_from" // By number of messages received
ByOutBytes SortOpt = "bytes_to" // By amount of bytes sent
ByInBytes SortOpt = "bytes_from" // By amount of bytes received
ByLast SortOpt = "last" // By the last activity
ByIdle SortOpt = "idle" // By the amount of inactivity
ByUptime SortOpt = "uptime" // By the amount of time connections exist
)
// IsValid determines if a sort option is valid
func (s SortOpt) IsValid() bool {
switch s {
case "", ByCid, BySubs, ByPending, ByOutMsgs, ByInMsgs, ByOutBytes, ByInBytes, ByLast, ByIdle, ByUptime:
return true
default:
return false
}
}
// Pair type is internally used.
type Pair struct {
Key *client
Val int64
}
// Pairs type is internally used.
type Pairs []Pair
func (d Pairs) Len() int {
return len(d)
}
func (d Pairs) Swap(i, j int) {
d[i], d[j] = d[j], d[i]
}
func (d Pairs) Less(i, j int) bool {
return d[i].Val < d[j].Val
}