Merge "Parallelize VerifyProvidersWereUnchanged" into main am: 177fd07327 am: 0e7baaa021

Original change: https://android-review.googlesource.com/c/platform/build/blueprint/+/3102364

Change-Id: I2802de3f9cdd3aaca2929193262960d7c862d4ff
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Treehugger Robot 2024-05-24 21:01:48 +00:00 committed by Automerger Merge Worker
commit 46abec2ab1

View file

@ -4144,23 +4144,50 @@ func (c *Context) VerifyProvidersWereUnchanged() []error {
if !c.buildActionsReady { if !c.buildActionsReady {
return []error{ErrBuildActionsNotReady} return []error{ErrBuildActionsNotReady}
} }
var errors []error toProcess := make(chan *moduleInfo)
for _, m := range c.modulesSorted { errorCh := make(chan []error)
for i, provider := range m.providers { var wg sync.WaitGroup
if provider != nil { go func() {
hash, err := proptools.HashProvider(provider) for _, m := range c.modulesSorted {
if err != nil { toProcess <- m
errors = append(errors, fmt.Errorf("provider %q on module %q was modified after being set, and no longer hashable afterwards: %s", providerRegistry[i].typ, m.Name(), err.Error()))
continue
}
if provider != nil && m.providerInitialValueHashes[i] != hash {
errors = append(errors, fmt.Errorf("provider %q on module %q was modified after being set", providerRegistry[i].typ, m.Name()))
}
} else if m.providerInitialValueHashes[i] != 0 {
// This should be unreachable, because in setProvider we check if the provider has already been set.
errors = append(errors, fmt.Errorf("provider %q on module %q was unset somehow, this is an internal error", providerRegistry[i].typ, m.Name()))
}
} }
close(toProcess)
}()
for i := 0; i < 1000; i++ {
wg.Add(1)
go func() {
var errors []error
for m := range toProcess {
for i, provider := range m.providers {
if provider != nil {
hash, err := proptools.HashProvider(provider)
if err != nil {
errors = append(errors, fmt.Errorf("provider %q on module %q was modified after being set, and no longer hashable afterwards: %s", providerRegistry[i].typ, m.Name(), err.Error()))
continue
}
if m.providerInitialValueHashes[i] != hash {
errors = append(errors, fmt.Errorf("provider %q on module %q was modified after being set", providerRegistry[i].typ, m.Name()))
}
} else if m.providerInitialValueHashes[i] != 0 {
// This should be unreachable, because in setProvider we check if the provider has already been set.
errors = append(errors, fmt.Errorf("provider %q on module %q was unset somehow, this is an internal error", providerRegistry[i].typ, m.Name()))
}
}
}
if errors != nil {
errorCh <- errors
}
wg.Done()
}()
}
go func() {
wg.Wait()
close(errorCh)
}()
var errors []error
for newErrors := range errorCh {
errors = append(errors, newErrors...)
} }
return errors return errors
} }