1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "demo_rpc_server.h"
17
18 #include <cstdint>
19 #include <cstring>
20 #include <functional>
21
22 #include "log.h"
23 #include "version.h"
24
25 #define UNUSED(expr) \
26 do { \
27 static_cast<void>(expr); \
28 } while (0)
29 namespace SysTuning {
30 namespace TraceStreamer {
31
DemoSqlOperate(const uint8_t * data,size_t len,ResultCallBack retCallBack)32 bool DemoRpcServer::DemoSqlOperate(const uint8_t* data, size_t len, ResultCallBack retCallBack)
33 {
34 demoTs_->SetCancel(false);
35 std::string demoSql(reinterpret_cast<const char*>(data), len);
36 TS_LOGI("RPC DemoSqlOperate(%s, %zu)", demoSql.c_str(), len);
37
38 int32_t ret = demoTs_->OperateDatabase(demoSql);
39 if (retCallBack) {
40 std::string response = "ok\r\n";
41 if (ret != 0) {
42 response = "dberror\r\n";
43 }
44 retCallBack(response, SEND_FINISH, 0);
45 }
46 return (ret == 0);
47 }
48
DemoSqlQuery(const uint8_t * data,size_t len,ResultCallBack retCallBack)49 bool DemoRpcServer::DemoSqlQuery(const uint8_t* data, size_t len, ResultCallBack retCallBack)
50 {
51 demoTs_->SetCancel(false);
52 std::string demoSql(reinterpret_cast<const char*>(data), len);
53 TS_LOGI("RPC DemoSqlQuery %zu:%s", len, demoSql.c_str());
54
55 int32_t ret = demoTs_->SearchDatabase(demoSql, retCallBack);
56 if (retCallBack && ret != 0) {
57 retCallBack("dberror\r\n", SEND_FINISH, 0);
58 }
59 demoTs_->SetCancel(false);
60 return (ret == 0);
61 }
62
DemoCancelSqlQuery()63 void DemoRpcServer::DemoCancelSqlQuery()
64 {
65 demoTs_->SetCancel(true);
66 }
67
DemoReset(const uint8_t * data,size_t len,ResultCallBack retCallBack)68 bool DemoRpcServer::DemoReset(const uint8_t* data, size_t len, ResultCallBack retCallBack)
69 {
70 UNUSED(data);
71 UNUSED(len);
72 TS_LOGI("RPC DemoReset trace_streamer");
73 demoTs_->WaitForParserEnd();
74 demoTs_ = std::make_unique<TraceStreamerSelector>();
75 if (retCallBack) {
76 retCallBack("ok\r\n", SEND_FINISH, 0);
77 }
78 return true;
79 }
80
DemoWasmSqlQuery(const uint8_t * data,size_t len,uint8_t * out,int32_t outLen)81 int32_t DemoRpcServer::DemoWasmSqlQuery(const uint8_t* data, size_t len, uint8_t* out, int32_t outLen)
82 {
83 demoTs_->SetCancel(false);
84 std::string demoSql(reinterpret_cast<const char*>(data), len);
85 TS_LOGI("WASM RPC DemoSqlQuery outlen(%d) demoSql(%zu:%s)", outLen, len, demoSql.c_str());
86 int32_t ret = demoTs_->SearchDatabase(demoSql, out, outLen);
87 return ret;
88 }
89
DemoWasmGetPluginNameWithCallback(const uint8_t * data,size_t len) const90 int32_t DemoRpcServer::DemoWasmGetPluginNameWithCallback(const uint8_t* data, size_t len) const
91 {
92 std::string pluginName(reinterpret_cast<const char*>(data), len);
93 TS_LOGI("WASM pluginName(%zu:%s)", len, pluginName.c_str());
94
95 int32_t ret = demoTs_->sdkDataParser_->GetPluginName(pluginName);
96 return ret;
97 }
98
DemoWasmSqlQueryWithCallback(const uint8_t * data,size_t len,ResultCallBack callback) const99 int32_t DemoRpcServer::DemoWasmSqlQueryWithCallback(const uint8_t* data, size_t len, ResultCallBack callback) const
100 {
101 demoTs_->SetCancel(false);
102 std::string demoSql(reinterpret_cast<const char*>(data), len);
103 TS_LOGI("WASM RPC DemoSqlQuery demoSql(%zu:%s)", len, demoSql.c_str());
104
105 int32_t ret = demoTs_->SearchDatabase(demoSql, callback);
106 return ret;
107 }
108
109 } // namespace TraceStreamer
110 } // namespace SysTuning
111