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105 lines
2.1 KiB
Go
105 lines
2.1 KiB
Go
4 years ago
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/*
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Copyright 2017 The KUAR Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package keygen
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import (
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"context"
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"fmt"
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"os"
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"time"
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humanize "github.com/dustin/go-humanize"
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)
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type workload struct {
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id int
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c Config
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generated int
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timeout <-chan time.Time
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endTime time.Time
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ctx context.Context
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out func(string)
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}
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func (w *workload) startWork() {
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w.logf("(ID %d) Workload starting", w.id)
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if w.c.TimeToRun > 0 {
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dur := time.Duration(w.c.TimeToRun) * time.Second
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w.endTime = time.Now().Add(dur)
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w.timeout = time.After(dur)
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}
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for !w.isDone() {
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w.itemDone(generateKey())
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}
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}
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func (w *workload) isDone() bool {
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select {
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case <-w.ctx.Done():
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w.done(true)
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return true
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case <-w.timeout:
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w.done(false)
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return true
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default:
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}
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if w.c.NumToGen > 0 && w.generated >= w.c.NumToGen {
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w.done(false)
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return true
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}
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return false
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}
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func (w *workload) done(canceled bool) {
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w.logf("(ID %d) Workload exiting", w.id)
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if !canceled && w.c.ExitOnComplete {
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os.Exit(w.c.ExitCode)
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}
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}
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func (w *workload) itemDone(desc string) {
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w.generated = w.generated + 1
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var count string
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if w.c.NumToGen > 0 {
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count = fmt.Sprintf(" %d/%d", w.generated, w.c.NumToGen)
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} else {
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count = fmt.Sprintf(" %d/Inf", w.generated)
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}
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timeleft := ""
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if w.timeout != nil {
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timeleft = " " + humanize.RelTime(time.Now(), w.endTime, "left", "overdue")
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}
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if len(desc) > 0 {
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desc = ": " + desc
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}
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w.logf("(ID %d%s%s) Item done%s", w.id, count, timeleft, desc)
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}
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func (w *workload) log(s string) {
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w.out(s)
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}
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func (w *workload) logf(format string, v ...interface{}) {
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w.out(fmt.Sprintf(format, v...))
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}
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