diff --git a/src/lxc/lxccontainer.c b/src/lxc/lxccontainer.c index 6326724b6..1af8d6282 100644 --- a/src/lxc/lxccontainer.c +++ b/src/lxc/lxccontainer.c @@ -2596,6 +2596,38 @@ out: return NULL; } +static bool lxcapi_rename(struct lxc_container *c, const char *newname) +{ + struct bdev *bdev; + struct lxc_container *newc; + int flags = LXC_CLONE_KEEPMACADDR | LXC_CLONE_COPYHOOKS; + + if (!c || !c->name || !c->config_path) + return false; + + bdev = bdev_init(c->lxc_conf->rootfs.path, c->lxc_conf->rootfs.mount, NULL); + if (!bdev) { + ERROR("Failed to find original backing store type"); + return false; + } + + newc = lxcapi_clone(c, newname, c->config_path, flags, NULL, bdev->type, 0, NULL); + bdev_put(bdev); + if (!newc) { + lxc_container_put(newc); + return false; + } + + if (newc && lxcapi_is_defined(newc)) + lxc_container_put(newc); + + if (!lxcapi_destroy(c)) { + ERROR("Could not destroy existing container %s", c->name); + return false; + } + return true; +} + static int lxcapi_attach(struct lxc_container *c, lxc_attach_exec_t exec_function, void *exec_payload, lxc_attach_options_t *options, pid_t *attached_process) { if (!c) @@ -3139,6 +3171,7 @@ struct lxc_container *lxc_container_new(const char *name, const char *configpath c->wait = lxcapi_wait; c->set_config_item = lxcapi_set_config_item; c->destroy = lxcapi_destroy; + c->rename = lxcapi_rename; c->save_config = lxcapi_save_config; c->get_keys = lxcapi_get_keys; c->create = lxcapi_create; diff --git a/src/lxc/lxccontainer.h b/src/lxc/lxccontainer.h index 3e1b492f6..b7c5313a8 100644 --- a/src/lxc/lxccontainer.h +++ b/src/lxc/lxccontainer.h @@ -325,6 +325,16 @@ struct lxc_container { bool (*createl)(struct lxc_container *c, const char *t, const char *bdevtype, struct bdev_specs *specs, int flags, ...); + /*! + * \brief Rename a container + * + * \param c Container. + * \param newname New name to be used for the container. + * + * \return \c true on success, else \c false. + */ + bool (*rename)(struct lxc_container *c, const char *newname); + /*! * \brief Request the container reboot by sending it \c SIGINT. *