From 43af03e59a4ffa697e9d8e26e64d421edfabfef7 Mon Sep 17 00:00:00 2001
From: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
Date: Thu, 7 Jun 2018 16:04:55 +0900
Subject: [PATCH] oci-executor: eval symlink for root

Signed-off-by: Akihiro Suda <suda.akihiro@lab.ntt.co.jp>
---
 executor/runcexecutor/executor.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/executor/runcexecutor/executor.go b/executor/runcexecutor/executor.go
index 593ecf0a..edffb5bf 100644
--- a/executor/runcexecutor/executor.go
+++ b/executor/runcexecutor/executor.go
@@ -73,7 +73,10 @@ func New(opt Opt) (executor.Executor, error) {
 	if err != nil {
 		return nil, err
 	}
-	// TODO: check that root is not symlink to fail early
+	root, err = filepath.EvalSymlinks(root)
+	if err != nil {
+		return nil, err
+	}
 
 	runtime := &runc.Runc{
 		Command:      cmd,