NativeLauncher/launcher/exec/launcher.cc

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd All Rights Reserved
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the License);
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an AS IS BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include "core_runtime.h"
  18 #include "utils.h"
  19 #include "log.h"
  20
  21 #include <cstdio>
  22 #include <vector>
  23 #include <memory>
  24
  25 #include <aul.h>
  26 #include <sys/types.h>
  27 #include <unistd.h>
  28
  29 #include <sys/prctl.h>
  30
  31 using tizen::runtime::dotnetcore::CoreRuntime;
  32
  33 // By the specification, application id must be shorter than 50 characters.
  34 // Current length of argv[0] is 25 with a space. ("/usr/bin/dotnet-launcher ")
  35 // To be able to change argv[0] when standalone mode padding for executable path is added.
  36 #define APPID_MAX_LENGTH        (25 + 105)
  37 #define PRC_NAME_LENGTH         16
  38
  39 static std::string StandaloneOption("--standalone");
  40 static std::string PaddingOption("--PADDING_TO_CHANGE_CMDLINE_PADDING_TO_CHANGE_CMDLINE_PADDING_TO_CHANGE_CMDLINE_PADDING_TO_CHANGE_CMDLINE");
  41 static std::string AppTypeOption("--appType");
  42 static std::string ProfileOption("--profile");
  43 static std::string GlobalizationInvariantOption("--invariant");
  44 static std::string GlobalizationInvariantOption2("ICULoadDisable");
  45
  46 int main(int argc, char *argv[])
  47 {
  48         printHWClockLog("[dotnet-launcher] launcher main!");
  49         _INFO("##### Run in standalone mode #####");
  50
  51         char* standalonePath = nullptr;
  52         bool paddingExist = false;
  53         bool profile = false;
  54         const char* appType = "dotnet";
  55         const char* appRootPath = NULL;
  56         char appId[APPID_MAX_LENGTH] = {0,};
  57
  58         std::vector<char*> vargs;
  59
  60         // start index 1 to avoid passing executable name "dotnet-launcher" as a parameter
  61         for (int i = 1; i < argc; i++) {
  62
  63                 if (GlobalizationInvariantOption.compare(argv[i]) == 0 || GlobalizationInvariantOption2.compare(argv[i]) == 0) {
  64                         setenv("DOTNET_SYSTEM_GLOBALIZATION_INVARIANT", "1", 1);
  65                         i++;
  66                 } else if (StandaloneOption.compare(argv[i]) == 0) {
  67                         if (i > argc - 1) {
  68                                 _ERR("Assembly path must be after \"--standalone\" option");
  69                                 return -1;
  70                         }
  71                         i++;
  72                         standalonePath = argv[i];
  73                 } else if (PaddingOption.compare(argv[i]) == 0) {
  74                         paddingExist = true;
  75                 } else if (ProfileOption.compare(argv[i]) == 0) {
  76                         profile = true;
  77                 } else if (AppTypeOption.compare(argv[i]) == 0) {
  78                         if (i > argc - 1) {
  79                                 _ERR("app type for launchpad must be after \"--appType\" option");
  80                                 return -1;
  81                         }
  82                         i++;
  83                         appType = argv[i];
  84                 } else {
  85                         vargs.push_back(argv[i]);
  86                 }
  87         }
  88
  89         // get app ID and app root path
  90         if (AUL_R_OK == aul_app_get_appid_bypid(getpid(), appId, sizeof(appId))) {
  91                 _INFO("AUL_APPID : %s", appId);
  92                 // aul_get_app_root_path returns const char*, so there is no need to free after use.
  93                 appRootPath = aul_get_app_root_path();
  94                 if (appRootPath == nullptr) {
  95                         _ERR("Fail to get application root path");
  96                         return -1;
  97                 }
  98         } else {
  99                 _ERR("Fail to get app_id");
 100                 return -1;
 101         }
 102
 103         // set command name to assembly file
 104         setCmdName(getFileName(standalonePath));
 105
 106         // change cmdline from dotnet-launcher to executable path
 107         int cmdlineSize = paddingExist ? APPID_MAX_LENGTH : APPID_MAX_LENGTH - PaddingOption.length();
 108         memset(argv[0], '\0', cmdlineSize);
 109         snprintf(argv[0], cmdlineSize - 1, "%s", standalonePath);
 110
 111         // initialize CoreRuntime
 112         int err = CoreRuntime::initialize(appType, LaunchMode::launcher);
 113         if (err) {
 114                 _ERR("Failed to initialize");
 115         } else {
 116                 // launch application
 117                 err = CoreRuntime::launch(appId, appRootPath, standalonePath, vargs.size(), &vargs[0], profile);
 118                 if (err) {
 119                         _ERR("Failed to launch");
 120                 }
 121         }
 122
 123         // finalize CoreRuntime
 124         CoreRuntime::finalize();
 125
 126         return err;
 127 }