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heartbeat_options.go
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heartbeat_options.go
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// Copyright (c) 2017 Uber Technologies, Inc.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
package node
import (
"fmt"
"time"
xclock "github.com/m3db/m3/src/x/clock"
)
const (
defaultEnabled = false
defaultHeartbeatInterval = 10 * time.Second
defaultCheckInterval = 2 * time.Second
defaultHeartbeatTimeout = 30 * time.Second
)
var (
defaultNowFn = time.Now
)
type heartbeatOpts struct {
enabled bool
nowFn xclock.NowFn
interval time.Duration
checkInterval time.Duration
timeout time.Duration
router HeartbeatRouter
}
// NewHeartbeatOptions returns the default HeartbeatOptions
func NewHeartbeatOptions() HeartbeatOptions {
return &heartbeatOpts{
enabled: defaultEnabled,
nowFn: defaultNowFn,
interval: defaultHeartbeatInterval,
checkInterval: defaultCheckInterval,
timeout: defaultHeartbeatTimeout,
}
}
func (ho *heartbeatOpts) Validate() error {
if ho.enabled && ho.router == nil {
return fmt.Errorf("HeartbeatRouter not set")
}
return nil
}
func (ho *heartbeatOpts) SetEnabled(f bool) HeartbeatOptions {
ho.enabled = f
return ho
}
func (ho *heartbeatOpts) Enabled() bool {
return ho.enabled
}
func (ho *heartbeatOpts) SetNowFn(fn xclock.NowFn) HeartbeatOptions {
ho.nowFn = fn
return ho
}
func (ho *heartbeatOpts) NowFn() xclock.NowFn {
return ho.nowFn
}
func (ho *heartbeatOpts) SetInterval(d time.Duration) HeartbeatOptions {
ho.interval = d
return ho
}
func (ho *heartbeatOpts) Interval() time.Duration {
return ho.interval
}
func (ho *heartbeatOpts) SetCheckInterval(td time.Duration) HeartbeatOptions {
ho.checkInterval = td
return ho
}
func (ho *heartbeatOpts) CheckInterval() time.Duration {
return ho.checkInterval
}
func (ho *heartbeatOpts) SetTimeout(d time.Duration) HeartbeatOptions {
ho.timeout = d
return ho
}
func (ho *heartbeatOpts) Timeout() time.Duration {
return ho.timeout
}
func (ho *heartbeatOpts) SetHeartbeatRouter(r HeartbeatRouter) HeartbeatOptions {
ho.router = r
return ho
}
func (ho *heartbeatOpts) HeartbeatRouter() HeartbeatRouter {
return ho.router
}