fix data race in models

Author: Alexey Shishkin

templates/main/02_hooks.go.tpl

@@ -1,23 +1,32 @@
 {{- if not .NoHooks -}}
 {{- $alias := .Aliases.Table .Table.Name}}
 
+var {{$alias.DownSingular}}AfterSelectMu sync.Mutex
 var {{$alias.DownSingular}}AfterSelectHooks []{{$alias.UpSingular}}Hook
 
 {{if or (not .Table.IsView) (.Table.ViewCapabilities.CanInsert) -}}
+var {{$alias.DownSingular}}BeforeInsertMu sync.Mutex
 var {{$alias.DownSingular}}BeforeInsertHooks []{{$alias.UpSingular}}Hook
+var {{$alias.DownSingular}}AfterInsertMu sync.Mutex
 var {{$alias.DownSingular}}AfterInsertHooks []{{$alias.UpSingular}}Hook
 {{- end}}
 
 {{if not .Table.IsView -}}
+var {{$alias.DownSingular}}BeforeUpdateMu sync.Mutex
 var {{$alias.DownSingular}}BeforeUpdateHooks []{{$alias.UpSingular}}Hook
+var {{$alias.DownSingular}}AfterUpdateMu sync.Mutex
 var {{$alias.DownSingular}}AfterUpdateHooks []{{$alias.UpSingular}}Hook
 
+var {{$alias.DownSingular}}BeforeDeleteMu sync.Mutex
 var {{$alias.DownSingular}}BeforeDeleteHooks []{{$alias.UpSingular}}Hook
+var {{$alias.DownSingular}}AfterDeleteMu sync.Mutex
 var {{$alias.DownSingular}}AfterDeleteHooks []{{$alias.UpSingular}}Hook
 {{- end}}
 
 {{if or (not .Table.IsView) (.Table.ViewCapabilities.CanUpsert) -}}
+var {{$alias.DownSingular}}BeforeUpsertMu sync.Mutex
 var {{$alias.DownSingular}}BeforeUpsertHooks []{{$alias.UpSingular}}Hook
+var {{$alias.DownSingular}}AfterUpsertMu sync.Mutex
 var {{$alias.DownSingular}}AfterUpsertHooks []{{$alias.UpSingular}}Hook
 {{- end}}
 
@@ -184,28 +193,46 @@ func (o *{{$alias.UpSingular}}) doAfterUpsertHooks({{if .NoContext}}exec boil.Ex
 func Add{{$alias.UpSingular}}Hook(hookPoint boil.HookPoint, {{$alias.DownSingular}}Hook {{$alias.UpSingular}}Hook) {
 	switch hookPoint {
 		case boil.AfterSelectHook:
+			{{$alias.DownSingular}}AfterSelectMu.Lock()
 			{{$alias.DownSingular}}AfterSelectHooks = append({{$alias.DownSingular}}AfterSelectHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}AfterSelectMu.Unlock()
 		{{- if or (not .Table.IsView) (.Table.ViewCapabilities.CanInsert)}}
 		case boil.BeforeInsertHook:
+			{{$alias.DownSingular}}BeforeInsertMu.Lock()
 			{{$alias.DownSingular}}BeforeInsertHooks = append({{$alias.DownSingular}}BeforeInsertHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}BeforeInsertMu.Unlock()
 		case boil.AfterInsertHook:
+			{{$alias.DownSingular}}AfterInsertMu.Lock()
 			{{$alias.DownSingular}}AfterInsertHooks = append({{$alias.DownSingular}}AfterInsertHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}AfterInsertMu.Unlock()
 		{{- end}}
 		{{- if not .Table.IsView}}
 		case boil.BeforeUpdateHook:
+			{{$alias.DownSingular}}BeforeUpdateMu.Lock()
 			{{$alias.DownSingular}}BeforeUpdateHooks = append({{$alias.DownSingular}}BeforeUpdateHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}BeforeUpdateMu.Unlock()
 		case boil.AfterUpdateHook:
+			{{$alias.DownSingular}}AfterUpdateMu.Lock()
 			{{$alias.DownSingular}}AfterUpdateHooks = append({{$alias.DownSingular}}AfterUpdateHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}AfterUpdateMu.Unlock()
 		case boil.BeforeDeleteHook:
+			{{$alias.DownSingular}}BeforeDeleteMu.Lock()
 			{{$alias.DownSingular}}BeforeDeleteHooks = append({{$alias.DownSingular}}BeforeDeleteHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}BeforeDeleteMu.Unlock()
 		case boil.AfterDeleteHook:
+			{{$alias.DownSingular}}AfterDeleteMu.Lock()
 			{{$alias.DownSingular}}AfterDeleteHooks = append({{$alias.DownSingular}}AfterDeleteHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}AfterDeleteMu.Unlock()
 		{{- end}}
 		{{- if or (not .Table.IsView) (.Table.ViewCapabilities.CanInsert)}}
 		case boil.BeforeUpsertHook:
+			{{$alias.DownSingular}}BeforeUpsertMu.Lock()
 			{{$alias.DownSingular}}BeforeUpsertHooks = append({{$alias.DownSingular}}BeforeUpsertHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}BeforeUpsertMu.Unlock()
 		case boil.AfterUpsertHook:
+			{{$alias.DownSingular}}AfterUpsertMu.Lock()
 			{{$alias.DownSingular}}AfterUpsertHooks = append({{$alias.DownSingular}}AfterUpsertHooks, {{$alias.DownSingular}}Hook)
+			{{$alias.DownSingular}}AfterUpsertMu.Unlock()
 		{{- end}}
 	}
 }