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Fix cloning and return a Container instance

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This commit is contained in:
Andre Nathan 2013-12-06 14:00:06 -02:00
parent c4bb23c6a6
commit d35c0be1e4
1 changed files with 47 additions and 25 deletions
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72
ext/lxc.c
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@ -10,6 +10,7 @@
extern int lxc_wait_for_pid_status(pid_t pid);
extern long lxc_config_parse_arch(const char *arch);
static VALUE Container;
static VALUE Error;
struct container_data {
@ -448,54 +449,75 @@ container_clone(int argc, VALUE *argv, VALUE self)
{
int flags;
unsigned long new_size;
char *new_name, *config_path, *bdev_type, *bdev_data;
char *name, *config_path, *bdev_type, *bdev_data;
char **hook_args;
struct lxc_container *container, *new_container;
struct container_data *data;
VALUE rb_new_name, rb_config_path, rb_bdev_type, rb_bdev_data, rb_hook_args;
VALUE rb_opts;
VALUE rb_name, rb_opts;
VALUE rb_flags, rb_config_path, rb_bdev_type, rb_bdev_data;
VALUE rb_new_size, rb_hook_args;
VALUE rb_args[2];
rb_scan_args(argc, argv, "01", &rb_opts);
rb_scan_args(argc, argv, "11", &rb_name, &rb_opts);
if (TYPE(rb_opts) != T_HASH)
rb_raise(rb_eArgError, "clone options must be a hash");
name = StringValuePtr(rb_name);
rb_new_name = rb_hash_aref(rb_opts, SYMBOL("new_name"));
new_name = StringValuePtr(rb_new_name);
config_path = NULL;
flags = 0;
bdev_type = NULL;
bdev_data = NULL;
new_size = 0;
hook_args = NULL;
rb_config_path = rb_hash_aref(rb_opts, SYMBOL("config_path"));
config_path = StringValuePtr(rb_config_path);
rb_config_path = Qnil;
flags = NUM2INT(rb_hash_aref(rb_opts, SYMBOL("flags")));
if (!NIL_P(rb_opts)) {
Check_Type(rb_opts, T_HASH);
rb_config_path = rb_hash_aref(rb_opts, SYMBOL("config_path"));
if (!NIL_P(rb_config_path))
config_path = StringValuePtr(rb_config_path);
rb_bdev_type = rb_hash_aref(rb_opts, SYMBOL("bdev_type"));
bdev_type = StringValuePtr(rb_bdev_type);
rb_flags = rb_hash_aref(rb_opts, SYMBOL("flags"));
if (!NIL_P(rb_flags))
flags = NUM2INT(rb_flags);
rb_bdev_data = rb_hash_aref(rb_opts, SYMBOL("bdev_data"));
bdev_data = StringValuePtr(rb_bdev_data);
rb_bdev_type = rb_hash_aref(rb_opts, SYMBOL("bdev_type"));
if (!NIL_P(rb_bdev_type))
bdev_type = StringValuePtr(rb_bdev_type);
new_size = NUM2ULONG(rb_hash_aref(rb_opts, SYMBOL("new_size")));
rb_bdev_data = rb_hash_aref(rb_opts, SYMBOL("bdev_data"));
if (!NIL_P(rb_bdev_data))
bdev_data = StringValuePtr(rb_bdev_data);
rb_hook_args = rb_hash_aref(rb_opts, SYMBOL("hook_args"));
hook_args = NIL_P(rb_hook_args)
? NULL
: ruby_to_c_string_array(rb_hook_args);
rb_new_size = rb_hash_aref(rb_opts, SYMBOL("new_size"));
if (!NIL_P(rb_bdev_data))
new_size = NUM2INT(rb_new_size);
if (hook_args)
free_c_string_array(hook_args);
rb_hook_args = rb_hash_aref(rb_opts, SYMBOL("hook_args"));
if (!NIL_P(rb_hook_args))
hook_args = ruby_to_c_string_array(rb_hook_args);
}
Data_Get_Struct(self, struct container_data, data);
container = data->container;
new_container = container->clone(container, new_name, config_path,
new_container = container->clone(container, name, config_path,
flags, bdev_type, bdev_data, new_size,
hook_args);
if (hook_args)
free_c_string_array(hook_args);
if (new_container == NULL)
rb_raise(Error, "unable to clone container");
lxc_container_put(new_container);
return self;
rb_args[0] = rb_name;
rb_args[1] = rb_config_path;
rb_funcall(rb_mKernel, rb_intern("p"), 1, rb_name);
rb_funcall(rb_mKernel, rb_intern("p"), 1, rb_config_path);
return rb_class_new_instance(2, rb_args, Container);
}
static VALUE
@ -1258,7 +1280,7 @@ Init_lxc(void)
rb_define_singleton_method(LXC, "version", lxc_version, 0);
rb_define_singleton_method(LXC, "list_containers", lxc_list_containers, -1);
VALUE Container = rb_define_class_under(LXC, "Container", rb_cObject);
Container = rb_define_class_under(LXC, "Container", rb_cObject);
rb_define_alloc_func(Container, container_alloc);
rb_define_method(Container, "initialize", container_initialize, -1);