bc5f731791
This is a second attempt at aosp/2273288 which got rolled back because it turned out that: 1. We make ~120K symlinks in AOSP (!), all of which need to be deleted 2. System calls are sometimes slow 3. Golang spawns a new OS-level thread for each blocking system calls to keep cores busy All this together means that we sometimes had 10K system calls in flight, which meant 10K OS-level threads, which is when Go gives up and says "I created too many threads, please help". The fix is to move the system calls into a pool of goroutines, which soon end up on a pool of threads (since they mostly do blocking system calls) Test: Presubmits. Change-Id: Ia9aefff3b0ed373f09bb6c8b2ec1d8b0f00b213b
136 lines
4.1 KiB
Go
136 lines
4.1 KiB
Go
// Copyright 2021 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package bp2build
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import (
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"testing"
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"android/soong/android"
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"android/soong/cc"
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"android/soong/java"
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)
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func runJavaBinaryHostTestCase(t *testing.T, tc Bp2buildTestCase) {
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t.Helper()
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(&tc).ModuleTypeUnderTest = "java_binary_host"
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(&tc).ModuleTypeUnderTestFactory = java.BinaryHostFactory
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RunBp2BuildTestCase(t, func(ctx android.RegistrationContext) {
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ctx.RegisterModuleType("cc_library_host_shared", cc.LibraryHostSharedFactory)
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ctx.RegisterModuleType("java_library", java.LibraryFactory)
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ctx.RegisterModuleType("java_import_host", java.ImportFactory)
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}, tc)
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}
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var testFs = map[string]string{
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"test.mf": "Main-Class: com.android.test.MainClass",
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"other/Android.bp": `cc_library_host_shared {
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name: "jni-lib-1",
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stl: "none",
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}`,
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}
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func TestJavaBinaryHost(t *testing.T) {
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runJavaBinaryHostTestCase(t, Bp2buildTestCase{
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Description: "java_binary_host with srcs, exclude_srcs, jni_libs, javacflags, and manifest.",
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Filesystem: testFs,
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Blueprint: `java_binary_host {
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name: "java-binary-host-1",
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srcs: ["a.java", "b.java"],
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exclude_srcs: ["b.java"],
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manifest: "test.mf",
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jni_libs: ["jni-lib-1"],
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javacflags: ["-Xdoclint:all/protected"],
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bazel_module: { bp2build_available: true },
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java_version: "8",
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}`,
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ExpectedBazelTargets: []string{
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MakeBazelTarget("java_binary", "java-binary-host-1", AttrNameToString{
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"srcs": `["a.java"]`,
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"main_class": `"com.android.test.MainClass"`,
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"deps": `["//other:jni-lib-1"]`,
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"jvm_flags": `["-Djava.library.path=$${RUNPATH}other"]`,
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"javacopts": `[
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"-Xdoclint:all/protected",
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"-source 1.8 -target 1.8",
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]`,
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"target_compatible_with": `select({
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"//build/bazel/platforms/os:android": ["@platforms//:incompatible"],
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"//conditions:default": [],
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})`,
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}),
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},
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})
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}
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func TestJavaBinaryHostRuntimeDeps(t *testing.T) {
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runJavaBinaryHostTestCase(t, Bp2buildTestCase{
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Description: "java_binary_host with srcs, exclude_srcs, jni_libs, javacflags, and manifest.",
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Filesystem: testFs,
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Blueprint: `java_binary_host {
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name: "java-binary-host-1",
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static_libs: ["java-dep-1"],
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manifest: "test.mf",
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bazel_module: { bp2build_available: true },
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}
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java_library {
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name: "java-dep-1",
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srcs: ["a.java"],
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bazel_module: { bp2build_available: false },
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}
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`,
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ExpectedBazelTargets: []string{
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MakeBazelTarget("java_binary", "java-binary-host-1", AttrNameToString{
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"main_class": `"com.android.test.MainClass"`,
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"runtime_deps": `[":java-dep-1"]`,
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"target_compatible_with": `select({
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"//build/bazel/platforms/os:android": ["@platforms//:incompatible"],
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"//conditions:default": [],
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})`,
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}),
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},
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})
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}
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func TestJavaBinaryHostLibs(t *testing.T) {
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runJavaBinaryHostTestCase(t, Bp2buildTestCase{
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Description: "java_binary_host with srcs, libs.",
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Filesystem: testFs,
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Blueprint: `java_binary_host {
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name: "java-binary-host-libs",
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libs: ["java-lib-dep-1"],
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manifest: "test.mf",
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srcs: ["a.java"],
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}
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java_import_host{
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name: "java-lib-dep-1",
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jars: ["foo.jar"],
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bazel_module: { bp2build_available: false },
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}
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`,
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ExpectedBazelTargets: []string{
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MakeBazelTarget("java_binary", "java-binary-host-libs", AttrNameToString{
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"main_class": `"com.android.test.MainClass"`,
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"srcs": `["a.java"]`,
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"deps": `[":java-lib-dep-1-neverlink"]`,
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"target_compatible_with": `select({
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"//build/bazel/platforms/os:android": ["@platforms//:incompatible"],
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"//conditions:default": [],
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})`,
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}),
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},
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})
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}
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