[sandbox v2 11/11] container builder: don't expose host rootfs if unneeded

[Cédric Bosdonnat <cbosdonnat@xxxxxxxx>]

If the user defined a mount targeting / don't add the host / as mount
to /.
---
 .../libvirt-sandbox-builder-container.c            | 22 ++++++++++++----------
 1 file changed, 12 insertions(+), 10 deletions(-)

diff --git a/libvirt-sandbox/libvirt-sandbox-builder-container.c b/libvirt-sandbox/libvirt-sandbox-builder-container.c
index d226d35..66e1fc6 100644
--- a/libvirt-sandbox/libvirt-sandbox-builder-container.c
+++ b/libvirt-sandbox/libvirt-sandbox-builder-container.c
@@ -256,17 +256,19 @@ static gboolean gvir_sandbox_builder_container_construct_devices(GVirSandboxBuil
     g_list_free(disks);
 
 
-    fs = gvir_config_domain_filesys_new();
-    gvir_config_domain_filesys_set_type(fs, GVIR_CONFIG_DOMAIN_FILESYS_MOUNT);
-    gvir_config_domain_filesys_set_access_type(fs, GVIR_CONFIG_DOMAIN_FILESYS_ACCESS_PASSTHROUGH);
-    gvir_config_domain_filesys_set_source(fs,
-                                          gvir_sandbox_config_get_root(config));
-    gvir_config_domain_filesys_set_target(fs, "/");
-    gvir_config_domain_filesys_set_readonly(fs, TRUE);
+    if (!gvir_sandbox_config_has_root_mount(config)) {
+        fs = gvir_config_domain_filesys_new();
+        gvir_config_domain_filesys_set_type(fs, GVIR_CONFIG_DOMAIN_FILESYS_MOUNT);
+        gvir_config_domain_filesys_set_access_type(fs, GVIR_CONFIG_DOMAIN_FILESYS_ACCESS_PASSTHROUGH);
+        gvir_config_domain_filesys_set_source(fs,
+                                              gvir_sandbox_config_get_root(config));
+        gvir_config_domain_filesys_set_target(fs, "/");
+        gvir_config_domain_filesys_set_readonly(fs, TRUE);
 
-    gvir_config_domain_add_device(domain,
-                                  GVIR_CONFIG_DOMAIN_DEVICE(fs));
-    g_object_unref(fs);
+        gvir_config_domain_add_device(domain,
+                                      GVIR_CONFIG_DOMAIN_DEVICE(fs));
+        g_object_unref(fs);
+    }
 
 
 
-- 
2.1.4

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