[RFC] Support for running hyperstart without 9pfs

src/container.c

@@ -579,6 +579,7 @@ static int hyper_setup_container_rootfs(void *data)
 		goto fail;
 	}
 
+	sprintf(rootfs, "%s/%s/", root, container->rootfs);
 	if (container->fstype) {
 		char dev[128];
 		char *options = NULL;
@@ -614,10 +615,21 @@ static int hyper_setup_container_rootfs(void *data)
 		sprintf(path, "%s/%s/", SHARED_DIR, container->image);
 		fprintf(stdout, "src directory %s\n", path);
 
-		if (mount(path, root, NULL, MS_BIND, NULL) < 0) {
-			perror("mount src dir failed");
-			goto fail;
+
+		if (arg->pod->share_tag == NULL) {
+			hyper_mkdir(rootfs, 0755);
+			if (mount("/dev/sda", rootfs, "ext4", MS_MGC_VAL| MS_NODEV, "") < 0) {
+				perror("mount src dir failed");
+				goto fail;
+			}
+		} else {
+			if (mount(path, root, NULL, MS_BIND, NULL) < 0) {
+				perror("mount src dir failed");
+				goto fail;
+			}
 		}
+
+
 		if (container->readonly && mount(NULL, root, NULL, MS_BIND | MS_REMOUNT | MS_RDONLY, NULL) < 0) {
 			perror("mount src dir readonly failed");
 			goto fail;
@@ -627,7 +639,7 @@ static int hyper_setup_container_rootfs(void *data)
 	fprintf(stdout, "root directory for container is %s/%s, init task %s\n",
 		root, container->rootfs, container->exec.argv[0]);
 
-	sprintf(rootfs, "%s/%s/", root, container->rootfs);
+
 	if (mount(rootfs, rootfs, NULL, MS_BIND|MS_REC, NULL) < 0) {
 		perror("failed to bind rootfs");
 		goto fail;

src/portmapping.c

@@ -167,6 +167,15 @@ int hyper_setup_portmapping(struct hyper_pod *pod)
 int hyper_setup_container_portmapping(struct hyper_container *c, struct hyper_pod *pod)
 {
 	// only allow network request from internal white list
+
+	//Disabling it for now for no 9p case.
+	//TODO - iptables file is generated after VM is booted,
+	//so this needs to be addressed later by rearranging the way
+	//iptables file is generated.
+	if (pod->share_tag == NULL) {
+	    return 0;
+	}
+
 	int i = 0, j = 0;
 	char rule[128] = {0};
 	char iptables_restore[512];