Add USE_RBE support to soong.
Test: Built aosp_arm-user with and without USE_RBE. USE_RBE uses
a proxy script in place of rewrapper.
Change-Id: I5bf008a940513872d70b5b215bd6209f759826ae
diff --git a/android/config.go b/android/config.go
index 8ced93a..556ddcc 100644
--- a/android/config.go
+++ b/android/config.go
@@ -748,6 +748,10 @@
return Bool(c.productVariables.UseGoma)
}
+func (c *config) UseRBE() bool {
+ return Bool(c.productVariables.UseRBE)
+}
+
func (c *config) RunErrorProne() bool {
return c.IsEnvTrue("RUN_ERROR_PRONE")
}
diff --git a/android/variable.go b/android/variable.go
index 47586a7..e9379b7 100644
--- a/android/variable.go
+++ b/android/variable.go
@@ -206,6 +206,7 @@
HostStaticBinaries *bool `json:",omitempty"`
Binder32bit *bool `json:",omitempty"`
UseGoma *bool `json:",omitempty"`
+ UseRBE *bool `json:",omitempty"`
Debuggable *bool `json:",omitempty"`
Eng *bool `json:",omitempty"`
Treble_linker_namespaces *bool `json:",omitempty"`
diff --git a/ui/build/Android.bp b/ui/build/Android.bp
index 1ddaf68..6f81c17 100644
--- a/ui/build/Android.bp
+++ b/ui/build/Android.bp
@@ -52,6 +52,7 @@
"ninja.go",
"path.go",
"proc_sync.go",
+ "rbe.go",
"signal.go",
"soong.go",
"test_build.go",
diff --git a/ui/build/build.go b/ui/build/build.go
index 59d1474..6a19314 100644
--- a/ui/build/build.go
+++ b/ui/build/build.go
@@ -161,6 +161,11 @@
startGoma(ctx, config)
}
+ if config.StartRBE() {
+ // Ensure RBE proxy is started
+ startRBE(ctx, config)
+ }
+
if what&BuildProductConfig != 0 {
// Run make for product config
runMakeProductConfig(ctx, config)
diff --git a/ui/build/config.go b/ui/build/config.go
index 4e19e9e..d1c84e8 100644
--- a/ui/build/config.go
+++ b/ui/build/config.go
@@ -715,6 +715,30 @@
return true
}
+func (c *configImpl) UseRBE() bool {
+ if v, ok := c.environ.Get("USE_RBE"); ok {
+ v = strings.TrimSpace(v)
+ if v != "" && v != "false" {
+ return true
+ }
+ }
+ return false
+}
+
+func (c *configImpl) StartRBE() bool {
+ if !c.UseRBE() {
+ return false
+ }
+
+ if v, ok := c.environ.Get("NOSTART_RBE"); ok {
+ v = strings.TrimSpace(v)
+ if v != "" && v != "false" {
+ return false
+ }
+ }
+ return true
+}
+
// RemoteParallel controls how many remote jobs (i.e., commands which contain
// gomacc) are run in parallel. Note the parallelism of all other jobs is
// still limited by Parallel()
diff --git a/ui/build/ninja.go b/ui/build/ninja.go
index b41ac20..66750d6 100644
--- a/ui/build/ninja.go
+++ b/ui/build/ninja.go
@@ -43,7 +43,7 @@
args = append(args, config.NinjaArgs()...)
var parallel int
- if config.UseGoma() {
+ if config.UseGoma() || config.UseRBE() {
parallel = config.RemoteParallel()
} else {
parallel = config.Parallel()
diff --git a/ui/build/rbe.go b/ui/build/rbe.go
new file mode 100644
index 0000000..ceea4bf
--- /dev/null
+++ b/ui/build/rbe.go
@@ -0,0 +1,52 @@
+// Copyright 2019 Google Inc. 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 build
+
+import (
+ "path/filepath"
+
+ "android/soong/ui/metrics"
+)
+
+const bootstrapCmd = "bootstrap"
+const rbeLeastNProcs = 2500
+const rbeLeastNFiles = 16000
+
+func startRBE(ctx Context, config Config) {
+ ctx.BeginTrace(metrics.RunSetupTool, "rbe_bootstrap")
+ defer ctx.EndTrace()
+
+ if u := ulimitOrFatal(ctx, config, "-u"); u < rbeLeastNProcs {
+ ctx.Fatalf("max user processes is insufficient: %d; want >= %d.\n", u, rbeLeastNProcs)
+ }
+ if n := ulimitOrFatal(ctx, config, "-n"); n < rbeLeastNFiles {
+ ctx.Fatalf("max open files is insufficient: %d; want >= %d.\n", n, rbeLeastNFiles)
+ }
+
+ var rbeBootstrap string
+ if rbeDir, ok := config.Environment().Get("RBE_DIR"); ok {
+ rbeBootstrap = filepath.Join(rbeDir, bootstrapCmd)
+ } else if home, ok := config.Environment().Get("HOME"); ok {
+ rbeBootstrap = filepath.Join(home, "rbe", bootstrapCmd)
+ } else {
+ ctx.Fatalln("rbe bootstrap not found")
+ }
+
+ cmd := Command(ctx, config, "boostrap", rbeBootstrap)
+
+ if output, err := cmd.CombinedOutput(); err != nil {
+ ctx.Fatalf("rbe bootstrap failed with: %v\n%s\n", err, output)
+ }
+}