98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package validation
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import (
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"fmt"
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"io/ioutil"
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"os"
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"os/exec"
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"path/filepath"
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"testing"
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"github.com/mrunalp/fileutils"
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"github.com/opencontainers/runtime-tools/generate"
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"github.com/satori/go.uuid"
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)
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var (
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runtime = "runc"
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)
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func init() {
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runtime = os.Getenv("RUNTIME")
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}
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func runtimeValidate(runtime string, g *generate.Generator) error {
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// Find the runtime binary in the PATH
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runtimePath, err := exec.LookPath(runtime)
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if err != nil {
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return err
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}
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// Setup a temporary test directory
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tmpDir, err := ioutil.TempDir("", "ocitest")
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if err != nil {
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return err
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}
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defer os.RemoveAll(tmpDir)
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// Create bundle directory for the test container
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bundleDir := tmpDir + "/busybox"
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if err := os.MkdirAll(bundleDir, 0755); err != nil {
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return err
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}
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// Untar the root fs
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untarCmd := exec.Command("tar", "-xf", "../rootfs.tar.gz", "-C", bundleDir)
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output, err := untarCmd.CombinedOutput()
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if err != nil {
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fmt.Println(string(output))
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return err
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}
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// Copy the runtimetest binary to the rootfs
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err = fileutils.CopyFile("../runtimetest", filepath.Join(bundleDir, "runtimetest"))
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// Generate test configuration
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err = g.SaveToFile(filepath.Join(bundleDir, "config.json"), generate.ExportOptions{})
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if err != nil {
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return err
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}
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// TODO: Use a library to split run into create/start
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// Launch the OCI runtime
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containerID := uuid.NewV4()
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runtimeCmd := exec.Command(runtimePath, "run", containerID.String())
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runtimeCmd.Dir = bundleDir
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runtimeCmd.Stdin = os.Stdin
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runtimeCmd.Stdout = os.Stdout
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runtimeCmd.Stderr = os.Stderr
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if err = runtimeCmd.Run(); err != nil {
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return err
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}
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return nil
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}
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func getDefaultGenerator() *generate.Generator {
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g := generate.New()
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g.SetRootPath(".")
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g.SetProcessArgs([]string{"/runtimetest"})
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return &g
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}
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func TestValidateBasic(t *testing.T) {
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g := getDefaultGenerator()
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if err := runtimeValidate(runtime, g); err != nil {
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t.Errorf("%s failed validation: %v", runtime, err)
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}
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}
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func TestValidateSysctls(t *testing.T) {
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g := getDefaultGenerator()
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g.AddLinuxSysctl("net.ipv4.ip_forward", "1")
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if err := runtimeValidate(runtime, g); err != nil {
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t.Errorf("%s failed validation: %v", runtime, err)
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}
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}
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