confile: add getter for lxc.rootfs

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

diff --git a/src/lxc/confile.c b/src/lxc/confile.c
index 201bf5137379cfde5185c303c0c6d6152774592e..2fbe24fcdf8ad1d595e4bf2dbad4b2a9cb99dcfa 100644 (file)
--- a/src/lxc/confile.c
+++ b/src/lxc/confile.c
@@ -1,6 +1,5 @@
 /*
  * lxc: linux Container library
- *
  * (C) Copyright IBM Corp. 2007, 2008
  *
  * Authors:
@@ -110,6 +109,8 @@ static int set_config_fstab(const char *, const char *, struct lxc_conf *);
 static int get_config_fstab(struct lxc_container *, const char *, char *, int);
 
 static int set_config_rootfs(const char *, const char *, struct lxc_conf *);
+static int get_config_rootfs(struct lxc_container *, const char *, char *, int);
+
 static int set_config_rootfs_mount(const char *, const char *, struct lxc_conf *);
 static int set_config_rootfs_options(const char *, const char *, struct lxc_conf *);
 static int set_config_rootfs_backend(const char *, const char *, struct lxc_conf *);
@@ -174,7 +175,7 @@ static struct lxc_config_t config[] = {
        { "lxc.rootfs.mount",         set_config_rootfs_mount,          NULL, NULL},
        { "lxc.rootfs.options",       set_config_rootfs_options,        NULL, NULL},
        { "lxc.rootfs.backend",       set_config_rootfs_backend,        NULL, NULL},
-       { "lxc.rootfs",               set_config_rootfs,                NULL, NULL},
+       { "lxc.rootfs",               set_config_rootfs,               get_config_rootfs,            NULL},
        { "lxc.pivotdir",             set_config_pivotdir,              NULL, NULL},
        { "lxc.utsname",              set_config_utsname,               NULL, NULL},
        { "lxc.hook.pre-start",       set_config_hook,                  NULL, NULL},
@@ -2909,8 +2910,6 @@ int lxc_get_config_item(struct lxc_conf *c, const char *key, char *retv,
                v = c->rootfs.bdev_type;
        else if (strcmp(key, "lxc.rootfs.options") == 0)
                v = c->rootfs.options;
-       else if (strcmp(key, "lxc.rootfs") == 0)
-               v = c->rootfs.path;
        else if (strcmp(key, "lxc.cap.drop") == 0)
                return lxc_get_item_cap_drop(c, retv, inlen);
        else if (strcmp(key, "lxc.cap.keep") == 0)
@@ -3829,3 +3828,9 @@ static int get_config_mount(struct lxc_container *c, const char *key,
 
        return fulllen;
 }
+
+static int get_config_rootfs(struct lxc_container *c, const char *key,
+                            char *retv, int inlen)
+{
+       return lxc_get_conf_str(retv, inlen, c->lxc_conf->rootfs.path);
+}