static void arithmetic_response_handler(lcb_server_t *server,
packet_info *info)
{
lcb_t root = server->instance;
lcb_uint16_t status = PACKET_STATUS(info);
lcb_error_t rc = map_error(root, status);
char *packet;
lcb_uint16_t nkey;
const char *key = get_key(server, &nkey, &packet);
lcb_arithmetic_resp_t resp;
lcb_uint64_t value = 0;
struct lcb_command_data_st *command_data = &info->ct;
if (key == NULL) {
lcb_error_handler(server->instance, LCB_EINTERNAL,
NULL);
return ;
}
if (status == PROTOCOL_BINARY_RESPONSE_SUCCESS) {
memcpy(&value, info->payload, sizeof(value));
value = ntohll(value);
}
setup_lcb_arithmetic_resp_t(&resp, key, nkey, value, PACKET_CAS(info));
PACKET_TRACE(TRACE_ARITHMETIC_END, info, rc, &resp);
root->callbacks.arithmetic(root, command_data->cookie, rc, &resp);
release_key(server, packet);
}
static void arithmetic_response_handler(lcb_server_t *server,
struct lcb_command_data_st *command_data,
protocol_binary_response_header *res)
{
lcb_t root = server->instance;
lcb_uint16_t status = ntohs(res->response.status);
lcb_error_t rc = map_error(root, status);
char *packet;
lcb_uint16_t nkey;
const char *key = get_key(server, &nkey, &packet);
lcb_arithmetic_resp_t resp;
lcb_uint64_t value = 0;
if (key == NULL) {
lcb_error_handler(server->instance, LCB_EINTERNAL,
NULL);
return ;
}
if (status == PROTOCOL_BINARY_RESPONSE_SUCCESS) {
memcpy(&value, res + 1, sizeof(value));
value = ntohll(value);
}
setup_lcb_arithmetic_resp_t(&resp, key, nkey, value, res->response.cas);
TRACE_ARITHMETIC_END(res->response.opaque, command_data->vbucket,
res->response.opcode, rc, &resp);
root->callbacks.arithmetic(root, command_data->cookie, rc, &resp);
release_key(server, packet);
}
static void failout_single_request(lcb_server_t *server,
protocol_binary_request_header *req,
struct lcb_command_data_st *ct,
lcb_error_t error,
const void *keyptr,
lcb_size_t nkey,
const void *packet)
{
lcb_t root = server->instance;
union {
lcb_get_resp_t get;
lcb_store_resp_t store;
lcb_remove_resp_t remove;
lcb_touch_resp_t touch;
lcb_unlock_resp_t unlock;
lcb_arithmetic_resp_t arithmetic;
lcb_observe_resp_t observe;
lcb_server_stat_resp_t stats;
lcb_server_version_resp_t versions;
lcb_verbosity_resp_t verbosity;
lcb_flush_resp_t flush;
} resp;
switch (req->request.opcode) {
case PROTOCOL_BINARY_CMD_NOOP:
break;
case CMD_GET_LOCKED:
case PROTOCOL_BINARY_CMD_GAT:
case PROTOCOL_BINARY_CMD_GATQ:
case PROTOCOL_BINARY_CMD_GET:
case PROTOCOL_BINARY_CMD_GETQ:
setup_lcb_get_resp_t(&resp.get, keyptr, nkey, NULL, 0, 0, 0, 0);
TRACE_GET_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.get);
root->callbacks.get(root, ct->cookie, error, &resp.get);
break;
case CMD_UNLOCK_KEY:
setup_lcb_unlock_resp_t(&resp.unlock, keyptr, nkey);
TRACE_UNLOCK_END(req->request.opaque, ntohs(req->request.vbucket),
error, &resp.unlock);
root->callbacks.unlock(root, ct->cookie, error, &resp.unlock);
break;
case PROTOCOL_BINARY_CMD_FLUSH:
setup_lcb_flush_resp_t(&resp.flush, server->authority);
TRACE_FLUSH_PROGRESS(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.flush);
root->callbacks.flush(root, ct->cookie, error, &resp.flush);
if (lcb_lookup_server_with_command(root,
PROTOCOL_BINARY_CMD_FLUSH,
req->request.opaque,
server) < 0) {
setup_lcb_flush_resp_t(&resp.flush, NULL);
TRACE_FLUSH_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error);
root->callbacks.flush(root, ct->cookie, error, &resp.flush);
}
break;
case PROTOCOL_BINARY_CMD_ADD:
setup_lcb_store_resp_t(&resp.store, keyptr, nkey, 0);
TRACE_STORE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.store);
root->callbacks.store(root, ct->cookie, LCB_ADD, error, &resp.store);
break;
case PROTOCOL_BINARY_CMD_REPLACE:
setup_lcb_store_resp_t(&resp.store, keyptr, nkey, 0);
TRACE_STORE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.store);
root->callbacks.store(root, ct->cookie, LCB_REPLACE, error,
&resp.store);
break;
case PROTOCOL_BINARY_CMD_SET:
setup_lcb_store_resp_t(&resp.store, keyptr, nkey, 0);
TRACE_STORE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.store);
root->callbacks.store(root, ct->cookie, LCB_SET, error, &resp.store);
break;
case PROTOCOL_BINARY_CMD_APPEND:
setup_lcb_store_resp_t(&resp.store, keyptr, nkey, 0);
TRACE_STORE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.store);
root->callbacks.store(root, ct->cookie, LCB_APPEND, error,
&resp.store);
break;
case PROTOCOL_BINARY_CMD_PREPEND:
setup_lcb_store_resp_t(&resp.store, keyptr, nkey, 0);
TRACE_STORE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.store);
root->callbacks.store(root, ct->cookie, LCB_PREPEND, error,
&resp.store);
break;
case PROTOCOL_BINARY_CMD_DELETE:
setup_lcb_remove_resp_t(&resp.remove, keyptr, nkey, 0);
TRACE_REMOVE_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.remove);
root->callbacks.remove(root, ct->cookie, error, &resp.remove);
break;
case PROTOCOL_BINARY_CMD_INCREMENT:
case PROTOCOL_BINARY_CMD_DECREMENT:
setup_lcb_arithmetic_resp_t(&resp.arithmetic, keyptr, nkey, 0, 0);
TRACE_ARITHMETIC_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.arithmetic);
root->callbacks.arithmetic(root, ct->cookie, error,
&resp.arithmetic);
break;
case PROTOCOL_BINARY_CMD_SASL_LIST_MECHS:
case PROTOCOL_BINARY_CMD_SASL_AUTH:
case PROTOCOL_BINARY_CMD_SASL_STEP:
/* no need to notify user about these commands */
break;
case PROTOCOL_BINARY_CMD_TOUCH:
setup_lcb_touch_resp_t(&resp.touch, keyptr, nkey, 0);
TRACE_TOUCH_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.touch);
root->callbacks.touch(root, ct->cookie, error, &resp.touch);
break;
case PROTOCOL_BINARY_CMD_STAT:
setup_lcb_server_stat_resp_t(&resp.stats, server->authority,
NULL, 0, NULL, 0);
TRACE_STATS_PROGRESS(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.stats);
root->callbacks.stat(root, ct->cookie, error, &resp.stats);
if (lcb_lookup_server_with_command(root,
PROTOCOL_BINARY_CMD_STAT,
req->request.opaque,
server) < 0) {
setup_lcb_server_stat_resp_t(&resp.stats,
NULL, NULL, 0, NULL, 0);
TRACE_STATS_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error);
root->callbacks.stat(root, ct->cookie, error, &resp.stats);
}
break;
case PROTOCOL_BINARY_CMD_VERBOSITY:
setup_lcb_verbosity_resp_t(&resp.verbosity, server->authority);
TRACE_VERBOSITY_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.verbosity);
root->callbacks.verbosity(root, ct->cookie, error, &resp.verbosity);
if (lcb_lookup_server_with_command(root,
PROTOCOL_BINARY_CMD_VERBOSITY,
req->request.opaque,
server) < 0) {
setup_lcb_verbosity_resp_t(&resp.verbosity, NULL);
TRACE_VERBOSITY_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.verbosity);
root->callbacks.verbosity(root, ct->cookie, error, &resp.verbosity);
}
break;
case PROTOCOL_BINARY_CMD_VERSION:
setup_lcb_server_version_resp_t(&resp.versions, server->authority,
NULL, 0);
TRACE_VERSIONS_PROGRESS(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error, &resp.versions);
root->callbacks.version(root, ct->cookie, error, &resp.versions);
if (lcb_lookup_server_with_command(root,
PROTOCOL_BINARY_CMD_VERSION,
req->request.opaque,
server) < 0) {
TRACE_VERSIONS_END(req->request.opaque, ntohs(req->request.vbucket),
req->request.opcode, error);
setup_lcb_server_version_resp_t(&resp.versions, NULL, NULL, 0);
root->callbacks.version(root, ct->cookie, error, &resp.versions);
}
break;
case CMD_OBSERVE:
lcb_failout_observe_request(server, ct, packet,
sizeof(req->bytes) + ntohl(req->request.bodylen),
error);
break;
case CMD_GET_CLUSTER_CONFIG:
lcb_cccp_update2(ct->cookie, error, NULL, 0, NULL);
break;
case PROTOCOL_BINARY_CMD_HELLO:
lcb_cccp_update2(ct->cookie, error, NULL, 0, NULL);
break;
case PROTOCOL_BINARY_CMD_COMPACTDB:
lcb_cccp_update2(ct->cookie, error, NULL, 0, NULL);
break;
default:
lcb_assert("unexpected opcode while purging the server" && 0);
}
}