static void
spdk_rpc_clear_trace_flag(struct spdk_jsonrpc_server_conn *conn,
const struct spdk_json_val *params,
const struct spdk_json_val *id)
{
struct rpc_trace_flag req = {};
struct spdk_json_write_ctx *w;
if (spdk_json_decode_object(params, rpc_trace_flag_decoders,
sizeof(rpc_trace_flag_decoders) / sizeof(*rpc_trace_flag_decoders), &req)) {
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "spdk_json_decode_object failed\n");
goto invalid;
}
if (req.flag == 0) {
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "flag was 0\n");
goto invalid;
}
spdk_log_clear_trace_flag(req.flag);
free_rpc_trace_flag(&req);
if (id == NULL) {
return;
}
w = spdk_jsonrpc_begin_result(conn, id);
spdk_json_write_bool(w, true);
spdk_jsonrpc_end_result(conn, w);
return;
invalid:
spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
free_rpc_trace_flag(&req);
}
static void
spdk_rpc_get_trace_flags(struct spdk_jsonrpc_server_conn *conn,
const struct spdk_json_val *params,
const struct spdk_json_val *id)
{
struct spdk_json_write_ctx *w;
size_t i, count;
if (params != NULL) {
spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
"get_trace_flags requires no parameters");
return;
}
if (id == NULL) {
return;
}
count = spdk_log_get_num_trace_flags();
w = spdk_jsonrpc_begin_result(conn, id);
spdk_json_write_object_begin(w);
for (i = 0; i < count; i++) {
const char *name = spdk_log_get_trace_flag_name(i);
spdk_json_write_name(w, name);
spdk_json_write_bool(w, spdk_log_get_trace_flag(name));
}
spdk_json_write_object_end(w);
spdk_jsonrpc_end_result(conn, w);
}
static void
spdk_rpc_kill_instance(struct spdk_jsonrpc_server_conn *conn,
const struct spdk_json_val *params,
const struct spdk_json_val *id)
{
static const struct {
const char *signal_string;
int32_t signal;
} signals[] = {
{"SIGINT", SIGINT},
{"SIGTERM", SIGTERM},
{"SIGQUIT", SIGQUIT},
{"SIGHUP", SIGHUP},
{"SIGKILL", SIGKILL},
};
size_t i, sig_count;
int signal;
struct rpc_kill_instance req = {};
struct spdk_json_write_ctx *w;
if (spdk_json_decode_object(params, rpc_kill_instance_decoders,
sizeof(rpc_kill_instance_decoders) / sizeof(*rpc_kill_instance_decoders),
&req)) {
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "spdk_json_decode_object failed\n");
goto invalid;
}
sig_count = sizeof(signals) / sizeof(*signals);
signal = atoi(req.sig_name);
for (i = 0 ; i < sig_count; i++) {
if (strcmp(req.sig_name, signals[i].signal_string) == 0 ||
signal == signals[i].signal) {
break;
}
}
if (i == sig_count) {
goto invalid;
}
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "sending signal %d\n", signals[i].signal);
kill(getpid(), signals[i].signal);
free_rpc_kill_instance(&req);
if (id == NULL) {
return;
}
w = spdk_jsonrpc_begin_result(conn, id);
spdk_json_write_bool(w, true);
spdk_jsonrpc_end_result(conn, w);
return;
invalid:
spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
free_rpc_kill_instance(&req);
}
static void
spdk_rpc_get_bdevs(struct spdk_jsonrpc_server_conn *conn,
const struct spdk_json_val *params,
const struct spdk_json_val *id)
{
struct spdk_json_write_ctx *w;
struct spdk_bdev *bdev;
if (params != NULL) {
spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
"get_bdevs requires no parameters");
return;
}
if (id == NULL) {
return;
}
w = spdk_jsonrpc_begin_result(conn, id);
spdk_json_write_array_begin(w);
for (bdev = spdk_bdev_first(); bdev != NULL; bdev = spdk_bdev_next(bdev)) {
spdk_json_write_object_begin(w);
spdk_json_write_name(w, "name");
spdk_json_write_string(w, bdev->name);
spdk_json_write_name(w, "product_name");
spdk_json_write_string(w, bdev->product_name);
spdk_json_write_name(w, "block_size");
spdk_json_write_uint32(w, bdev->blocklen);
spdk_json_write_name(w, "num_blocks");
spdk_json_write_uint64(w, bdev->blockcnt);
spdk_json_write_name(w, "claimed");
spdk_json_write_bool(w, bdev->claimed);
spdk_json_write_name(w, "driver_specific");
spdk_json_write_object_begin(w);
spdk_bdev_dump_config_json(bdev, w);
spdk_json_write_object_end(w);
spdk_json_write_object_end(w);
}
spdk_json_write_array_end(w);
spdk_jsonrpc_end_result(conn, w);
}
