Publish Dockerfiles and test-runner binaries for running language tests.

By following the directions in the README file, these Dockerfiles can be
built and used to run native language tests for their respective runtimes.

PiperOrigin-RevId: 260174430

3 files changed, 200 insertions, 0 deletions

diff --git a/runsc/test/runtimes/go/BUILD b/runsc/test/runtimes/go/BUILD
new file mode 100644
index 000000000..c34f49ea6
--- /dev/null
+++ b/runsc/test/runtimes/go/BUILD
@@ -0,0 +1,8 @@
+load("@io_bazel_rules_go//go:def.bzl", "go_binary")
+
+package(licenses = ["notice"])
+
+go_binary(
+    name = "proctor-go",
+    srcs = ["proctor-go.go"],
+)
diff --git a/runsc/test/runtimes/go/Dockerfile b/runsc/test/runtimes/go/Dockerfile
new file mode 100644
index 000000000..cd55608cd
--- /dev/null
+++ b/runsc/test/runtimes/go/Dockerfile
@@ -0,0 +1,31 @@
+FROM ubuntu:bionic
+ENV LANG_VER=1.12.5
+ENV LANG_NAME=Go
+
+RUN apt-get update && apt-get install -y \
+  curl \
+  gcc \
+  git
+
+WORKDIR /root
+
+# Download Go 1.4 to use as a bootstrap for building Go from the source.
+RUN curl -o go1.4.linux-amd64.tar.gz https://dl.google.com/go/go1.4.linux-amd64.tar.gz
+RUN curl -LJO https://github.com/golang/go/archive/go${LANG_VER}.tar.gz
+RUN mkdir bootstr
+RUN tar -C bootstr -xzf go1.4.linux-amd64.tar.gz
+RUN tar -xzf go-go${LANG_VER}.tar.gz
+RUN mv go-go${LANG_VER} go
+
+ENV GOROOT=/root/go
+ENV GOROOT_BOOTSTRAP=/root/bootstr/go
+ENV LANG_DIR=${GOROOT}
+
+WORKDIR ${LANG_DIR}/src
+RUN ./make.bash
+
+WORKDIR ${LANG_DIR}
+
+COPY proctor-go.go ${LANG_DIR}
+
+ENTRYPOINT ["/root/go/bin/go", "run", "proctor-go.go"]
diff --git a/runsc/test/runtimes/go/proctor-go.go b/runsc/test/runtimes/go/proctor-go.go
new file mode 100644
index 000000000..c5387e21d
--- /dev/null
+++ b/runsc/test/runtimes/go/proctor-go.go
@@ -0,0 +1,161 @@
+// Copyright 2019 The gVisor Authors.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Binary proctor-go is a utility that facilitates language testing for Go.
+
+// There are two types of Go tests: "Go tool tests" and "Go tests on disk".
+// "Go tool tests" are found and executed using `go tool dist test`.
+// "Go tests on disk" are found in the /test directory and are
+// executed using `go run run.go`.
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"os/exec"
+	"path/filepath"
+	"regexp"
+	"strings"
+)
+
+var (
+	list    = flag.Bool("list", false, "list all available tests")
+	test    = flag.String("test", "", "run a single test from the list of available tests")
+	version = flag.Bool("v", false, "print out the version of node that is installed")
+
+	dir       = os.Getenv("LANG_DIR")
+	testDir   = filepath.Join(dir, "test")
+	testRegEx = regexp.MustCompile(`^.+\.go$`)
+
+	// Directories with .dir contain helper files for tests.
+	// Exclude benchmarks and stress tests.
+	exclDirs = regexp.MustCompile(`^.+\/(bench|stress)\/.+$|^.+\.dir.+$`)
+)
+
+func main() {
+	flag.Parse()
+
+	if *list && *test != "" {
+		flag.PrintDefaults()
+		os.Exit(1)
+	}
+	if *list {
+		tests, err := listTests()
+		if err != nil {
+			log.Fatalf("Failed to list tests: %v", err)
+		}
+		for _, test := range tests {
+			fmt.Println(test)
+		}
+		return
+	}
+	if *version {
+		fmt.Println("Go version: ", os.Getenv("LANG_VER"), "  is installed.")
+		return
+	}
+	if *test != "" {
+		runTest(*test)
+		return
+	}
+	runAllTests()
+}
+
+func listTests() ([]string, error) {
+	// Go tool dist test tests.
+	args := []string{"tool", "dist", "test", "-list"}
+	cmd := exec.Command(filepath.Join(dir, "bin/go"), args...)
+	cmd.Stderr = os.Stderr
+	out, err := cmd.Output()
+	if err != nil {
+		log.Fatalf("Failed to list: %v", err)
+	}
+	var testSlice []string
+	for _, test := range strings.Split(string(out), "\n") {
+		testSlice = append(testSlice, test)
+	}
+
+	// Go tests on disk.
+	if err := filepath.Walk(testDir, func(path string, info os.FileInfo, err error) error {
+		name := filepath.Base(path)
+
+		if info.IsDir() {
+			return nil
+		}
+
+		if !testRegEx.MatchString(name) {
+			return nil
+		}
+
+		if exclDirs.MatchString(path) {
+			return nil
+		}
+
+		testSlice = append(testSlice, path)
+		return nil
+	}); err != nil {
+		return nil, fmt.Errorf("walking %q: %v", testDir, err)
+	}
+
+	return testSlice, nil
+}
+
+func runTest(test string) {
+	toolArgs := []string{
+		"tool",
+		"dist",
+		"test",
+	}
+	diskArgs := []string{
+		"run",
+		"run.go",
+		"-v",
+	}
+	// Check if test exists on disk by searching for file of the same name.
+	// This will determine whether or not it is a Go test on disk.
+	if _, err := os.Stat(test); err == nil {
+		relPath, err := filepath.Rel(testDir, test)
+		if err != nil {
+			log.Fatalf("Failed to get rel path: %v", err)
+		}
+		diskArgs = append(diskArgs, "--", relPath)
+		cmd := exec.Command(filepath.Join(dir, "bin/go"), diskArgs...)
+		cmd.Dir = testDir
+		cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
+		if err := cmd.Run(); err != nil {
+			log.Fatalf("Failed to run: %v", err)
+		}
+	} else if os.IsNotExist(err) {
+		// File was not found, try running as Go tool test.
+		toolArgs = append(toolArgs, "-run", test)
+		cmd := exec.Command(filepath.Join(dir, "bin/go"), toolArgs...)
+		cmd.Stdout, cmd.Stderr = os.Stdout, os.Stderr
+		if err := cmd.Run(); err != nil {
+			log.Fatalf("Failed to run: %v", err)
+		}
+	} else {
+		log.Fatalf("Error searching for test: %v", err)
+	}
+}
+
+func runAllTests() {
+	tests, err := listTests()
+	if err != nil {
+		log.Fatalf("Failed to list tests: %v", err)
+	}
+	for _, test := range tests {
+		runTest(test)
+	}
+}