Browse Source

Add re_analysis environment varibles fields to soong_metrics

Test: Tested by following steps
1.m nothing: field is empty
2.USE_RBE=false m nothing: field log cc_wrapper and rbe_wrapper
3.USE_RBE=false m nothing: field is empty
Bug: 281922291

Change-Id: I1bbb324752b9a2dea1ff2c9df5817559d4cec3a6
Jason Wu 11 months ago
parent
commit
2520f5e36b
5 changed files with 245 additions and 208 deletions
  1. 11 7
      shared/env.go
  2. 12 8
      ui/build/soong.go
  3. 7 0
      ui/metrics/metrics.go
  4. 209 193
      ui/metrics/metrics_proto/metrics.pb.go
  5. 6 0
      ui/metrics/metrics_proto/metrics.proto

+ 11 - 7
shared/env.go

@@ -55,20 +55,23 @@ func EnvFileContents(envDeps map[string]string) ([]byte, error) {
 	return data, nil
 }
 
-// Reads and deserializes a Soong environment file located at the given file path to determine its
-// staleness. If any environment variable values have changed, it prints them out and returns true.
+// Reads and deserializes a Soong environment file located at the given file
+// path to determine its staleness. If any environment variable values have
+// changed, it prints and returns changed environment variable values and
+// returns true.
 // Failing to read or parse the file also causes it to return true.
-func StaleEnvFile(filepath string, getenv func(string) string) (bool, error) {
+func StaleEnvFile(filepath string, getenv func(string) string) (isStale bool,
+	changedEnvironmentVariable []string, err error) {
 	data, err := ioutil.ReadFile(filepath)
 	if err != nil {
-		return true, err
+		return true, nil, err
 	}
 
 	var contents envFileData
 
 	err = json.Unmarshal(data, &contents)
 	if err != nil {
-		return true, err
+		return true, nil, err
 	}
 
 	var changed []string
@@ -78,6 +81,7 @@ func StaleEnvFile(filepath string, getenv func(string) string) (bool, error) {
 		cur := getenv(key)
 		if old != cur {
 			changed = append(changed, fmt.Sprintf("%s (%q -> %q)", key, old, cur))
+			changedEnvironmentVariable = append(changedEnvironmentVariable, key)
 		}
 	}
 
@@ -86,10 +90,10 @@ func StaleEnvFile(filepath string, getenv func(string) string) (bool, error) {
 		for _, s := range changed {
 			fmt.Printf("   %s\n", s)
 		}
-		return true, nil
+		return true, changedEnvironmentVariable, nil
 	}
 
-	return false, nil
+	return false, nil, nil
 }
 
 // Deserializes and environment serialized by EnvFileContents() and returns it

+ 12 - 8
ui/build/soong.go

@@ -451,13 +451,17 @@ func bootstrapBlueprint(ctx Context, config Config) {
 	_ = bootstrap.RunBlueprint(blueprintArgs, bootstrap.DoEverything, blueprintCtx, blueprintConfig)
 }
 
-func checkEnvironmentFile(currentEnv *Environment, envFile string) {
+func checkEnvironmentFile(ctx Context, currentEnv *Environment, envFile string) {
 	getenv := func(k string) string {
 		v, _ := currentEnv.Get(k)
 		return v
 	}
 
-	if stale, _ := shared.StaleEnvFile(envFile, getenv); stale {
+	// Log the changed environment variables to ChangedEnvironmentVariable field
+	if stale, changedEnvironmentVariableList, _ := shared.StaleEnvFile(envFile, getenv); stale {
+		for _, changedEnvironmentVariable := range changedEnvironmentVariableList {
+			ctx.Metrics.AddChangedEnvironmentVariable(changedEnvironmentVariable)
+		}
 		os.Remove(envFile)
 	}
 }
@@ -502,26 +506,26 @@ func runSoong(ctx Context, config Config) {
 		ctx.BeginTrace(metrics.RunSoong, "environment check")
 		defer ctx.EndTrace()
 
-		checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(soongBuildTag))
+		checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(soongBuildTag))
 
 		if config.BazelBuildEnabled() || config.Bp2Build() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(bp2buildFilesTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(bp2buildFilesTag))
 		}
 
 		if config.JsonModuleGraph() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(jsonModuleGraphTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(jsonModuleGraphTag))
 		}
 
 		if config.Queryview() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(queryviewTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(queryviewTag))
 		}
 
 		if config.ApiBp2build() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(apiBp2buildTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(apiBp2buildTag))
 		}
 
 		if config.SoongDocs() {
-			checkEnvironmentFile(soongBuildEnv, config.UsedEnvFile(soongDocsTag))
+			checkEnvironmentFile(ctx, soongBuildEnv, config.UsedEnvFile(soongDocsTag))
 		}
 	}()
 

+ 7 - 0
ui/metrics/metrics.go

@@ -248,6 +248,13 @@ func (m *Metrics) SetBuildCommand(cmd []string) {
 	m.metrics.BuildCommand = proto.String(strings.Join(cmd, " "))
 }
 
+// AddChangedEnvironmentVariable adds the changed environment variable to
+// ChangedEnvironmentVariable field.
+func (m *Metrics) AddChangedEnvironmentVariable(ChangedEnvironmentVariable string) {
+	m.metrics.ChangedEnvironmentVariable = append(m.metrics.ChangedEnvironmentVariable,
+		ChangedEnvironmentVariable)
+}
+
 // Dump exports the collected metrics from the executed build to the file at
 // out path.
 func (m *Metrics) Dump(out string) error {

+ 209 - 193
ui/metrics/metrics_proto/metrics.pb.go

@@ -15,7 +15,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.30.0
-// 	protoc        v3.21.7
+// 	protoc        v3.21.12
 // source: metrics.proto
 
 package metrics_proto
@@ -420,6 +420,11 @@ type MetricsBase struct {
 	Branch *string `protobuf:"bytes,32,opt,name=branch" json:"branch,omitempty"`
 	// The metric of critical path in build
 	CriticalPathInfo *CriticalPathInfo `protobuf:"bytes,33,opt,name=critical_path_info,json=criticalPathInfo" json:"critical_path_info,omitempty"`
+	// Environment variables that have changed value since the previous build,
+	// which were responsible for retriggering build analysis.
+	// Note that not all changed environment variables result in analysis retriggering.
+	// If there was no previous build, this list will be empty.
+	ChangedEnvironmentVariable []string `protobuf:"bytes,34,rep,name=changed_environment_variable,json=changedEnvironmentVariable" json:"changed_environment_variable,omitempty"`
 }
 
 // Default values for MetricsBase fields.
@@ -694,6 +699,13 @@ func (x *MetricsBase) GetCriticalPathInfo() *CriticalPathInfo {
 	return nil
 }
 
+func (x *MetricsBase) GetChangedEnvironmentVariable() []string {
+	if x != nil {
+		return x.ChangedEnvironmentVariable
+	}
+	return nil
+}
+
 type BuildConfig struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -1659,7 +1671,7 @@ var File_metrics_proto protoreflect.FileDescriptor
 var file_metrics_proto_rawDesc = []byte{
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@@ -1773,199 +1785,203 @@ var file_metrics_proto_rawDesc = []byte{
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 }
 
 var (

+ 6 - 0
ui/metrics/metrics_proto/metrics.proto

@@ -131,6 +131,12 @@ message MetricsBase {
 
   // The metric of critical path in build
   optional CriticalPathInfo critical_path_info = 33;
+
+  // Environment variables that have changed value since the previous build,
+  // which were responsible for retriggering build analysis.
+  // Note that not all changed environment variables result in analysis retriggering.
+  // If there was no previous build, this list will be empty.
+  repeated string changed_environment_variable = 34;
 }
 
 message BuildConfig {