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old-test-getter.go
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old-test-getter.go
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/*
Copyright 2016 The Kubernetes Authors All rights reserved.
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 mungers
import (
"fmt"
"strconv"
"k8s.io/contrib/mungegithub/features"
"k8s.io/contrib/mungegithub/github"
"k8s.io/contrib/mungegithub/mungers/e2e"
"github.com/golang/glog"
"github.com/spf13/cobra"
)
// OldTestGetter files issues for flaky tests.
type OldTestGetter struct {
// Keep track of which jobs we've done this for.
NumberOfOldTestsToGet int
ran map[string]bool
pullJobToLastRun map[string]int
sq *SubmitQueue
}
func init() {
RegisterMungerOrDie(&OldTestGetter{})
}
// Name is the name usable in --pr-mungers
func (p *OldTestGetter) Name() string { return "old-test-getter" }
// RequiredFeatures is a slice of 'features' that must be provided
func (p *OldTestGetter) RequiredFeatures() []string { return nil }
// Initialize will initialize the munger
func (p *OldTestGetter) Initialize(config *github.Config, features *features.Features) error {
// TODO: don't get the mungers from the global list, they should be passed in...
for _, m := range GetAllMungers() {
if m.Name() == "submit-queue" {
p.sq = m.(*SubmitQueue)
break
}
}
if p.sq == nil {
return fmt.Errorf("submit-queue not found")
}
p.ran = map[string]bool{}
p.pullJobToLastRun = map[string]int{}
return nil
}
// EachLoop is called at the start of every munge loop
func (p *OldTestGetter) EachLoop() error {
if p.sq == nil {
return fmt.Errorf("submit-queue not found")
}
e2eTester, ok := p.sq.e2e.(*e2e.RealE2ETester)
if !ok {
return fmt.Errorf("Need real e2e tester, not fake")
}
p.getOldPostsubmitTests(e2eTester)
p.getPresubmitTests(p.sq.PresubmitJobNames, e2eTester)
return nil
}
func (p *OldTestGetter) getOldPostsubmitTests(e2eTester *e2e.RealE2ETester) {
for job, status := range e2eTester.GetBuildStatus() {
if p.ran[job] {
continue
}
lastRunNumber, err := strconv.Atoi(status.ID)
if lastRunNumber == 0 || err != nil {
continue
}
for i := 1; i <= p.NumberOfOldTestsToGet && i < lastRunNumber; i++ {
n := lastRunNumber - i
glog.Infof("Getting results for past test result: %v %v", job, n)
if _, err := e2eTester.GetBuildResult(job, n); err != nil {
glog.Errorf("Couldn't get result for %v %v: %v", job, n, err)
}
}
p.ran[job] = true
}
}
func (p *OldTestGetter) getPresubmitTests(jobs []string, e2eTester *e2e.RealE2ETester) {
for _, job := range jobs {
mostRecent, err := e2eTester.LatestRunOfJob(job)
if err != nil {
glog.Errorf("Couldn't get run number for job %v: %v", job, err)
continue
}
lastLoad, ok := p.pullJobToLastRun[job]
if !ok {
lastLoad = mostRecent - p.NumberOfOldTestsToGet
}
for n := lastLoad + 1; n <= mostRecent; n++ {
glog.Infof("Getting results for past test result: %v %v", job, n)
if r, err := e2eTester.GetBuildResult(job, n); err != nil {
glog.Errorf("Couldn't get result for %v %v: %v", job, n, err)
} else {
glog.Infof("result from %v/%v:\n%#v", job, n, r)
}
}
p.pullJobToLastRun[job] = mostRecent
}
}
// AddFlags will add any request flags to the cobra `cmd`
func (p *OldTestGetter) AddFlags(cmd *cobra.Command, config *github.Config) {
cmd.Flags().IntVar(&p.NumberOfOldTestsToGet, "number-of-old-test-results", 0, "The number of old test results to get (and therefore file issues for). In case submit queue has some downtime, set this to a higher number and it will file issues for older test runs.")
}
// Munge is unused by this munger.
func (p *OldTestGetter) Munge(obj *github.MungeObject) {}