Put the gvisor user log into sandbox log directory. (#17)

Signed-off-by: Lantao Liu <lantaol@google.com>

2 files changed, 11 insertions, 2 deletions

diff --git a/pkg/v1/shim/service.go b/pkg/v1/shim/service.go
index e23bf957a..083dfa534 100644
--- a/pkg/v1/shim/service.go
+++ b/pkg/v1/shim/service.go
@@ -551,7 +551,7 @@ func newInit(ctx context.Context, path, workDir, runtimeRoot, namespace string,
 	if err != nil {
 		return nil, errors.Wrap(err, "read oci spec")
 	}
-	userLog := runsc.FormatLogPath(r.ID, config)
+	runsc.FormatLogPath(r.ID, config)
 	rootfs := filepath.Join(path, "rootfs")
 	runtime := proc.NewRunsc(runtimeRoot, path, namespace, r.Runtime, config)
 	p := proc.New(r.ID, runtime, rproc.Stdio{
@@ -567,7 +567,7 @@ func newInit(ctx context.Context, path, workDir, runtimeRoot, namespace string,
 	p.IoUID = int(options.IoUid)
 	p.IoGID = int(options.IoGid)
 	p.Sandbox = utils.IsSandbox(spec)
-	p.UserLog = userLog
+	p.UserLog = utils.UserLogPath(spec)
 	p.Monitor = shim.Default
 	return p, nil
 }
diff --git a/pkg/v1/utils/utils.go b/pkg/v1/utils/utils.go
index b89edb064..83840c047 100644
--- a/pkg/v1/utils/utils.go
+++ b/pkg/v1/utils/utils.go
@@ -48,3 +48,12 @@ func IsSandbox(spec *specs.Spec) bool {
 	t, ok := spec.Annotations[annotations.ContainerType]
 	return !ok || t == annotations.ContainerTypeSandbox
 }
+
+// UserLogPath gets user log path from OCI annotation.
+func UserLogPath(spec *specs.Spec) string {
+	sandboxLogDir := spec.Annotations[annotations.SandboxLogDir]
+	if sandboxLogDir == "" {
+		return ""
+	}
+	return filepath.Join(sandboxLogDir, "gvisor.log")
+}