container: move integration test helpers

With the new instrumentation it is now possible to run init code outside integration tests.

Signed-off-by: Ophestra <cat@gensokyo.uk>

container/container_test.go

@@ -14,12 +14,16 @@ import (
 	"strings"
 	"syscall"
 	"testing"
+	"time"
 
 	"hakurei.app/command"
 	"hakurei.app/container"
 	"hakurei.app/container/seccomp"
 	"hakurei.app/container/vfs"
 	"hakurei.app/hst"
+	"hakurei.app/internal"
+	"hakurei.app/internal/hlog"
+	"hakurei.app/ldd"
 )
 
 const (
@@ -510,3 +514,61 @@ func init() {
 		})
 	})
 }
+
+const (
+	envDoCheck = "HAKUREI_TEST_DO_CHECK"
+
+	helperDefaultTimeout = 5 * time.Second
+	helperInnerPath      = "/usr/bin/helper"
+)
+
+var (
+	absHelperInnerPath = container.MustAbs(helperInnerPath)
+)
+
+var helperCommands []func(c command.Command)
+
+func TestMain(m *testing.M) {
+	container.TryArgv0(hlog.Output{}, hlog.Prepare, internal.InstallOutput)
+
+	if os.Getenv(envDoCheck) == "1" {
+		c := command.New(os.Stderr, log.Printf, "helper", func(args []string) error {
+			log.SetFlags(0)
+			log.SetPrefix("helper: ")
+			return nil
+		})
+		for _, f := range helperCommands {
+			f(c)
+		}
+		c.MustParse(os.Args[1:], func(err error) {
+			if err != nil {
+				log.Fatal(err.Error())
+			}
+		})
+		return
+	}
+
+	os.Exit(m.Run())
+}
+
+func helperNewContainerLibPaths(ctx context.Context, libPaths *[]*container.Absolute, args ...string) (c *container.Container) {
+	c = container.NewCommand(ctx, absHelperInnerPath, "helper", args...)
+	c.Env = append(c.Env, envDoCheck+"=1")
+	c.Bind(container.MustAbs(os.Args[0]), absHelperInnerPath, 0)
+
+	// in case test has cgo enabled
+	if entries, err := ldd.Exec(ctx, os.Args[0]); err != nil {
+		log.Fatalf("ldd: %v", err)
+	} else {
+		*libPaths = ldd.Path(entries)
+	}
+	for _, name := range *libPaths {
+		c.Bind(name, name, 0)
+	}
+
+	return
+}
+
+func helperNewContainer(ctx context.Context, args ...string) (c *container.Container) {
+	return helperNewContainerLibPaths(ctx, new([]*container.Absolute), args...)
+}

container/init_test.go

@@ -1,73 +0,0 @@
-package container_test
-
-import (
-	"context"
-	"log"
-	"os"
-	"testing"
-	"time"
-
-	"hakurei.app/command"
-	"hakurei.app/container"
-	"hakurei.app/internal"
-	"hakurei.app/internal/hlog"
-	"hakurei.app/ldd"
-)
-
-const (
-	envDoCheck = "HAKUREI_TEST_DO_CHECK"
-
-	helperDefaultTimeout = 5 * time.Second
-	helperInnerPath      = "/usr/bin/helper"
-)
-
-var (
-	absHelperInnerPath = container.MustAbs(helperInnerPath)
-)
-
-var helperCommands []func(c command.Command)
-
-func TestMain(m *testing.M) {
-	container.TryArgv0(hlog.Output{}, hlog.Prepare, internal.InstallOutput)
-
-	if os.Getenv(envDoCheck) == "1" {
-		c := command.New(os.Stderr, log.Printf, "helper", func(args []string) error {
-			log.SetFlags(0)
-			log.SetPrefix("helper: ")
-			return nil
-		})
-		for _, f := range helperCommands {
-			f(c)
-		}
-		c.MustParse(os.Args[1:], func(err error) {
-			if err != nil {
-				log.Fatal(err.Error())
-			}
-		})
-		return
-	}
-
-	os.Exit(m.Run())
-}
-
-func helperNewContainerLibPaths(ctx context.Context, libPaths *[]*container.Absolute, args ...string) (c *container.Container) {
-	c = container.NewCommand(ctx, absHelperInnerPath, "helper", args...)
-	c.Env = append(c.Env, envDoCheck+"=1")
-	c.Bind(container.MustAbs(os.Args[0]), absHelperInnerPath, 0)
-
-	// in case test has cgo enabled
-	if entries, err := ldd.Exec(ctx, os.Args[0]); err != nil {
-		log.Fatalf("ldd: %v", err)
-	} else {
-		*libPaths = ldd.Path(entries)
-	}
-	for _, name := range *libPaths {
-		c.Bind(name, name, 0)
-	}
-
-	return
-}
-
-func helperNewContainer(ctx context.Context, args ...string) (c *container.Container) {
-	return helperNewContainerLibPaths(ctx, new([]*container.Absolute), args...)
-}