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lvol: add lvol inflate RPC call

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Change-Id: I15d6d89bc6fabd87b458113c777a66e3bf1dcecc
Signed-off-by: Maciej Szwed <maciej.szwed@intel.com>
Signed-off-by: Tomasz Kulasek <tomaszx.kulasek@intel.com>
Reviewed-on: https://review.gerrithub.io/408699
Reviewed-by: Daniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: Ben Walker <benjamin.walker@intel.com>
Tested-by: SPDK Automated Test System <sys_sgsw@intel.com>
This commit is contained in:
Maciej Szwed 2018-04-23 15:53:21 +02:00 committed by Daniel Verkamp
parent 6ce7a73912
commit fda8596e0d
3 changed files with 104 additions and 0 deletions
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83
lib/bdev/lvol/vbdev_lvol_rpc.c
View File

@ -677,6 +677,89 @@ invalid:
SPDK_RPC_REGISTER("rename_lvol_bdev", spdk_rpc_rename_lvol_bdev, SPDK_RPC_RUNTIME)
struct rpc_inflate_lvol_bdev {
char *name;
};
static void
free_rpc_inflate_lvol_bdev(struct rpc_inflate_lvol_bdev *req)
{
free(req->name);
}
static const struct spdk_json_object_decoder rpc_inflate_lvol_bdev_decoders[] = {
{"name", offsetof(struct rpc_inflate_lvol_bdev, name), spdk_json_decode_string},
};
static void
_spdk_rpc_inflate_lvol_bdev_cb(void *cb_arg, int lvolerrno)
{
struct spdk_json_write_ctx *w;
struct spdk_jsonrpc_request *request = cb_arg;
if (lvolerrno != 0) {
goto invalid;
}
w = spdk_jsonrpc_begin_result(request);
if (w == NULL) {
return;
}
spdk_json_write_bool(w, true);
spdk_jsonrpc_end_result(request, w);
return;
invalid:
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
spdk_strerror(-lvolerrno));
}
static void
spdk_rpc_inflate_lvol_bdev(struct spdk_jsonrpc_request *request,
const struct spdk_json_val *params)
{
struct rpc_inflate_lvol_bdev req = {};
struct spdk_bdev *bdev;
struct spdk_lvol *lvol;
int rc = 0;
SPDK_INFOLOG(SPDK_LOG_LVOL_RPC, "Inflating lvol\n");
if (spdk_json_decode_object(params, rpc_inflate_lvol_bdev_decoders,
SPDK_COUNTOF(rpc_inflate_lvol_bdev_decoders),
&req)) {
SPDK_INFOLOG(SPDK_LOG_LVOL_RPC, "spdk_json_decode_object failed\n");
rc = -EINVAL;
goto invalid;
}
bdev = spdk_bdev_get_by_name(req.name);
if (bdev == NULL) {
SPDK_ERRLOG("bdev '%s' does not exist\n", req.name);
rc = -ENODEV;
goto invalid;
}
lvol = vbdev_lvol_get_from_bdev(bdev);
if (lvol == NULL) {
SPDK_ERRLOG("lvol does not exist\n");
rc = -ENODEV;
goto invalid;
}
spdk_lvol_inflate(lvol, _spdk_rpc_inflate_lvol_bdev_cb, request);
free_rpc_inflate_lvol_bdev(&req);
return;
invalid:
spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS, spdk_strerror(-rc));
free_rpc_inflate_lvol_bdev(&req);
}
SPDK_RPC_REGISTER("inflate_lvol_bdev", spdk_rpc_inflate_lvol_bdev, SPDK_RPC_RUNTIME)
struct rpc_resize_lvol_bdev {
char *name;
uint64_t size;

9
scripts/rpc.py
View File

@ -589,6 +589,15 @@ if __name__ == "__main__":
p.add_argument('new_name', help='new lvol name')
p.set_defaults(func=rename_lvol_bdev)
@call_cmd
def inflate_lvol_bdev(args):
rpc.lvol.inflate_lvol_bdev(args.client,
name=args.name)
p = subparsers.add_parser('inflate_lvol_bdev', help='Make thin provisioned lvol a thick provisioned lvol')
p.add_argument('name', help='lvol bdev name')
p.set_defaults(func=inflate_lvol_bdev)
@call_cmd
def resize_lvol_bdev(args):
rpc.lvol.resize_lvol_bdev(args.client,

12
scripts/rpc/lvol.py
View File

@ -122,6 +122,18 @@ def destroy_lvol_bdev(client, name):
return client.call('destroy_lvol_bdev', params)
def inflate_lvol_bdev(client, name):
"""Inflate a logical volume.
Args:
name: name of logical volume to inflate
"""
params = {
'name': name,
}
return client.call('inflate_lvol_bdev', params)
def destroy_lvol_store(client, uuid=None, lvs_name=None):
"""Destroy a logical volume store.