--- a/enclave_build/src/docker.rs
+++ b/enclave_build/src/docker.rs
@@ -344,7 +344,13 @@ impl DockerUtil {
 
         let act = async {
             match self.docker.images().get(&self.docker_image).inspect().await {
-                Ok(image) => Ok((image.config.cmd.unwrap(), image.config.env.unwrap())),
+                Ok(image) => {
+                    let env: Vec<String> = vec![ "a=b".to_string() ];
+                    info!("{:?}", image);
+                    Ok((
+                    image.config.cmd.unwrap(),
+		    env,
+                ))},
                 Err(e) => {
                     error!("{:?}", e);
                     Err(DockerError::InspectError)
--- a/init.c
+++ b/init.c
@@ -381,11 +381,11 @@ void init_nsm_driver() {
     if (fd < 0 && errno == ENOENT) {
         return;
     }
-    die_on(fd < 0, "failed to open nsm fd");
+    die_on(0&& fd < 0, "failed to open nsm fd");
     rc = finit_module(fd, "", 0);
-    die_on(rc < 0, "failed to insert nsm driver");
+    die_on(0&& rc < 0, "failed to insert nsm driver");
 
-    die_on(close(fd), "close nsm fd");
+    die_on(0&& close(fd), "close nsm fd");
 }
 
 int main() {
@@ -399,6 +399,10 @@ int main() {
     init_dev();
     init_console();
 
+    char *pre_init[] = { "/rootfs/pre_init.sh", NULL , };
+    pid_t pre_pid = launch(pre_init, NULL);
+    reap_until(pre_pid);
+
     // Insert the Nitro Secure Module driver
     init_nsm_driver();