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Code Issues Releases Wiki Activity

wip

This commit is contained in:
Tejal Desai 2020-05-03 18:37:45 -07:00
parent 75864d5c85
commit db7687dbce
1 changed files with 16 additions and 13 deletions
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29
pkg/executor/build.go
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@ -318,7 +318,6 @@ func (s *stageBuilder) build() error {
}
initSnapshotTaken := false
layer := 0
cacheGroup := errgroup.Group{}
for index, command := range s.cmds {
@ -349,17 +348,15 @@ func (s *stageBuilder) build() error {
return false
}
}()
if !initSnapshotTaken && !isCacheCommand && !command.MetadataOnly() {
if !command.ProvidesFilesToSnapshot() {
// Take initial snapshot if command is not metadata only
// and does not return a list of files changed
if !initSnapshotTaken && !command.ProvidesFilesToSnapshot() {
// Take initial snapshot if command does not expect to return
// a list of files.
t := timing.Start("Initial FS snapshot")
if err := s.snapshotter.Init(); err != nil {
return err
}
timing.DefaultRun.Stop(t)
initSnapshotTaken = true
}
}
if err := command.ExecuteCommand(&s.cf.Config, s.args); err != nil {
@ -371,8 +368,6 @@ func (s *stageBuilder) build() error {
if !s.shouldTakeSnapshot(index, files, command.ProvidesFilesToSnapshot()) {
continue
}
layer++
logrus.Infof(fmt.Sprintf("%d", layer))
if isCacheCommand {
v := command.(commands.Cached)
layer := v.Layer()
@ -415,6 +410,7 @@ func (s *stageBuilder) build() error {
func (s *stageBuilder) takeSnapshot(files []string) (string, error) {
var snapshot string
var err error
t := timing.Start("Snapshotting FS")
if files == nil || s.opts.SingleSnapshot {
snapshot, err = s.snapshotter.TakeSnapshotFS()
@ -427,12 +423,19 @@ func (s *stageBuilder) takeSnapshot(files []string) (string, error) {
return snapshot, err
}
func (s *stageBuilder) shouldTakeSnapshot(index int, files []string, provideFiles bool) bool {
isLastCommand := index == len(s.stage.Commands)-1
func (s *stageBuilder) singleSnapshot(index int) bool {
isLastCommand := index == len(s.stage.Commands)-1
// We only snapshot the very end with single snapshot mode on.
if s.opts.SingleSnapshot {
return isLastCommand
// We only snapshot the very end with single snapshot mode on.
if s.opts.SingleSnapshot {
return isLastCommand
}
return false
}
func (s *stageBuilder) shouldTakeSnapshot(index int, files []string, provideFiles bool) bool {
if s.singleSnapshot(index){
return true
}
// Always take snapshots if we're using the cache.