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server.go
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server.go
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/*
* MIT License
*
* Copyright (c) 2022 Nicolas JUHEL
*
* 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 pool
import (
"context"
"fmt"
"strings"
"time"
montps "github.com/nabbar/golib/monitor/types"
)
func (o *pool) Start(ctx context.Context) error {
var err = make([]string, 0)
o.MonitorWalk(func(name string, val montps.Monitor) bool {
if e := val.Start(ctx); e != nil {
err = append(err, fmt.Sprintf("error on starting monitor '%s': %v", val.Name(), e))
} else if e = o.MonitorSet(val); e != nil {
err = append(err, fmt.Sprintf("error on starting monitor '%s': %v", val.Name(), e))
}
return true
})
if len(err) > 0 {
return fmt.Errorf("%s", strings.Join(err, ", \n"))
}
return nil
}
func (o *pool) Stop(ctx context.Context) error {
var err = make([]string, 0)
o.MonitorWalk(func(name string, val montps.Monitor) bool {
if e := val.Stop(ctx); e != nil {
err = append(err, fmt.Sprintf("error on stopping monitor '%s': %v", val.Name(), e))
} else if e = o.MonitorSet(val); e != nil {
err = append(err, fmt.Sprintf("error on stopping monitor '%s': %v", val.Name(), e))
}
return true
})
if len(err) > 0 {
return fmt.Errorf("%s", strings.Join(err, ", \n"))
}
return nil
}
func (o *pool) Restart(ctx context.Context) error {
var err = make([]string, 0)
o.MonitorWalk(func(name string, val montps.Monitor) bool {
if e := val.Restart(ctx); e != nil {
err = append(err, fmt.Sprintf("error on restarting monitor '%s': %v", val.Name(), e))
} else if e = o.MonitorSet(val); e != nil {
err = append(err, fmt.Sprintf("error on restarting monitor '%s': %v", val.Name(), e))
}
return true
})
if len(err) > 0 {
return fmt.Errorf("%s", strings.Join(err, ", \n"))
}
return nil
}
func (o *pool) IsRunning() bool {
var res = false
o.MonitorWalk(func(name string, val montps.Monitor) bool {
res = val.IsRunning()
return !res
})
return res
}
func (o *pool) Uptime() time.Duration {
var res time.Duration
o.MonitorWalk(func(name string, val montps.Monitor) bool {
if dur := val.Uptime(); res < dur {
res = dur
}
return true
})
return res
}