[HICN-141] Definition of a C API for hicn-light

Change-Id: Id861f0abe58b1e3c9ba8cc76701da0f9c6801748
Signed-off-by: Luca Muscariello <lumuscar+fdio@cisco.com>
Signed-off-by: Angelo Mantellini <manangel@cisco.com>

5 files changed, 0 insertions, 798 deletions

diff --git a/hicn-light/src/command_line/CMakeLists.txt b/hicn-light/src/command_line/CMakeLists.txt
deleted file mode 100644
index 16c23dc5c..000000000
--- a/hicn-light/src/command_line/CMakeLists.txt
+++ /dev/null
@@ -1,2 +0,0 @@
-add_subdirectory(controller)
-add_subdirectory(daemon)
diff --git a/hicn-light/src/command_line/controller/CMakeLists.txt b/hicn-light/src/command_line/controller/CMakeLists.txt
deleted file mode 100644
index b53e610a1..000000000
--- a/hicn-light/src/command_line/controller/CMakeLists.txt
+++ /dev/null
@@ -1,23 +0,0 @@
-# Copyright (c) 2017-2019 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-list(APPEND CONTROLLER_SRC
-  hicnLightControl_main.c
-)
-
-build_executable(${HICN_LIGHT_CONTROL}
-  SOURCES ${CONTROLLER_SRC}
-  LINK_LIBRARIES ${HICN_LIGHT_LINK_LIBRARIES}
-  DEPENDS hicn-light
-  COMPONENT hicn-light
-)
diff --git a/hicn-light/src/command_line/controller/hicnLightControl_main.c b/hicn-light/src/command_line/controller/hicnLightControl_main.c
deleted file mode 100644
index b43789fe5..000000000
--- a/hicn-light/src/command_line/controller/hicnLightControl_main.c
+++ /dev/null
@@ -1,342 +0,0 @@
-/*
- * Copyright (c) 2017-2019 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <src/config.h>
-
-#ifndef _WIN32
-#include <arpa/inet.h>
-#include <getopt.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#include <sys/uio.h>
-#include <unistd.h>
-#endif
-#include <stdbool.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-#include <parc/assert/parc_Assert.h>
-#include <string.h>
-
-#include <parc/security/parc_IdentityFile.h>
-#include <parc/security/parc_Security.h>
-
-#include <parc/algol/parc_ArrayList.h>
-#include <parc/algol/parc_List.h>
-#include <parc/algol/parc_Memory.h>
-#include <parc/algol/parc_SafeMemory.h>
-
-#include <src/core/dispatcher.h>
-#include <src/core/forwarder.h>
-
-#include <errno.h>
-#include <src/config/controlRoot.h>
-#include <src/config/controlState.h>
-
-#include <src/utils/commands.h>
-
-size_t commandOutputLen = 0;  // preserve the number of structs composing
-                              // payload in case on not interactive call.
-
-// REMINDER: when a new_command is added, the following array has to be updated
-// with the sizeof(new_command). It allows to allocate the buffer for receiving
-// the payload of the DAEMON RESPONSE after the header has beed read. Each
-// command identifier (typedef enum command_id) corresponds to a position in the
-// following array.
-static int payloadLengthController[LAST_COMMAND_VALUE] = {
-    sizeof(add_listener_command),
-    sizeof(add_connection_command),
-    sizeof(list_connections_command),  // needed when get response from FWD
-    sizeof(add_route_command),
-    sizeof(list_routes_command),  // needed when get response from FWD
-    sizeof(remove_connection_command),
-    sizeof(remove_route_command),
-    sizeof(cache_store_command),
-    sizeof(cache_serve_command),
-    0,  // cache clear
-    sizeof(set_strategy_command),
-    sizeof(set_wldr_command),
-    sizeof(add_punting_command),
-    sizeof(list_listeners_command),  // needed when get response from FWD
-    sizeof(mapme_activator_command),
-    sizeof(mapme_activator_command),
-    sizeof(mapme_timing_command),
-    sizeof(mapme_timing_command)};
-
-typedef struct controller_main_state {
-  ControlState *controlState;
-} ControlMainState;
-
-static void _printRed(const char *output) {
-#ifndef _WIN32
-  printf("\033[0;31m%s", output);
-#else
-  HANDLE hConsole = NULL;
-  WORD currentConsoleAttr;
-  CONSOLE_SCREEN_BUFFER_INFO csbi;
-  hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
-  if (GetConsoleScreenBufferInfo(hConsole, &csbi))
-    currentConsoleAttr = csbi.wAttributes;
-  SetConsoleTextAttribute(hConsole, 4);
-  printf("%s", output);
-  SetConsoleTextAttribute(hConsole, currentConsoleAttr);
-#endif
-}
-
-static void _printWhite(const char *output) {
-#ifndef _WIN32
-  printf("\033[0m%s", output);
-#else
-  HANDLE hConsole = NULL;
-  WORD currentConsoleAttr;
-  CONSOLE_SCREEN_BUFFER_INFO csbi;
-  hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
-  if (GetConsoleScreenBufferInfo(hConsole, &csbi))
-    currentConsoleAttr = csbi.wAttributes;
-  SetConsoleTextAttribute(hConsole, 7);
-  printf("%s", output);
-  SetConsoleTextAttribute(hConsole, currentConsoleAttr);
-#endif
-}
-
-static void _displayForwarderLogo(void) {
-  _printRed("   ____ ___      _       ");
-  _printWhite("  __    _               __ _        __   __\n");
-  _printRed("  / __// _ \\    (_)___  ");
-  _printWhite("  / /   (_)____ ___ ____/ /(_)___ _ / /  / /_\n");
-  _printRed(" / _/ / // /_  / // _ \\ ");
-  _printWhite(" / _ \\ / // __// _ \\___/ // // _ `// _ \\/ __/\n");
-  _printRed("/_/  /____/(_)/_/ \\___/ ");
-  _printWhite("/_//_//_/ \\__//_//_/  /_//_/ \\_, //_//_/\\__/\n");
-  _printWhite(
-      "                                                    /___/            "
-      "\n");
-  printf("\n");
-}
-
-static void _displayUsage(char *programName) {
-  printf("Usage: %s -h\n", programName);
-  printf(
-      "hicn-light is the 1.0 source, which runs on each end system and as a "
-      "software source\n");
-  printf(
-      "on intermediate systems.  controller is the program to configure the "
-      "source, daemon.\n");
-  printf("\n");
-  printf("Options:\n");
-  printf("-h              = This help screen\n");
-  printf(
-      "commands        = configuration line to send to hicn-light (use 'help' "
-      "for list)\n");
-  printf("\n");
-}
-
-static int _parseArgs(int argc, char *argv[], char **keystorePath,
-                      char **keystorePassword, PARCList *commandList) {
-  static struct option longFormOptions[] = {
-      {"help", no_argument, 0, 'h'},
-      {"keystore", required_argument, 0, 'k'},
-      {"password", required_argument, 0, 'p'},
-      {0, 0, 0, 0}};
-
-  int c;
-
-  while (1) {
-    // getopt_long stores the option index here.
-    int optionIndex = 0;
-
-    c = getopt_long(argc, argv, "hk:p:", longFormOptions, &optionIndex);
-
-    // Detect the end of the options.
-    if (c == -1) {
-      break;
-    }
-
-    switch (c) {
-      case 'k':
-        *keystorePath = optarg;
-        break;
-
-      case 'p':
-        *keystorePassword = optarg;
-        break;
-
-      case 'h':
-      default:
-        _displayUsage(argv[0]);
-        return 0;
-    }
-  }
-
-  // Any remaining parameters get put in the command list.
-  if (optind < argc) {
-    while (optind < argc) {
-      parcList_Add(commandList, argv[optind]);
-      optind++;
-    }
-  }
-
-  return 1;
-}
-
-struct iovec *_writeAndReadMessage(ControlState *state, struct iovec *msg) {
-  parcAssertNotNull(msg, "Parameter msg must be non-null");
-  int sockfd = controlState_GetSockfd(state);
-
-  // check if request has a payload
-  if (((header_control_message *)msg[0].iov_base)->length >
-      0) {  // command with payload
-    // write header + payload (compatibility issue: two write needed instead of
-    // the writev)
-#ifndef _WIN32
-    if (write(sockfd, msg[0].iov_base, (unsigned int)msg[0].iov_len) < 0 ||
-        write(sockfd, msg[1].iov_base, (unsigned int)msg[1].iov_len) < 0) {
-#else
-    if (send(sockfd, msg[0].iov_base, (int)msg[0].iov_len, 0) == SOCKET_ERROR ||
-        send(sockfd, msg[1].iov_base, (int)msg[1].iov_len, 0) == SOCKET_ERROR) {
-#endif
-      printf("\nError while sending the Message: cannot write on socket \n");
-      exit(EXIT_FAILURE);
-    }
-    parcMemory_Deallocate(&msg[1].iov_base);
-  } else {  // command without payload, e.g. 'list'
-            // write header only
-#ifndef _WIN32
-    if (write(sockfd, msg[0].iov_base, msg[0].iov_len) < 0) {
-#else
-    int result = send(sockfd, msg[0].iov_base, (int)msg[0].iov_len, 0);
-    if (result == SOCKET_ERROR) {
-#endif
-      printf("\nError while sending the Message: cannot write on socket \n");
-      exit(EXIT_FAILURE);
-    }
-  }
-  parcMemory_Deallocate(&msg[0].iov_base);
-
-  // ======= RECEIVE =======
-
-  header_control_message *headerResponse =
-      (header_control_message *)parcMemory_AllocateAndClear(
-          sizeof(header_control_message));
-  if (recv(sockfd, (char *)headerResponse, sizeof(header_control_message), 0) <
-      0) {
-    printf("\nError in Receiving the Message \n");
-    exit(EXIT_FAILURE);
-  }
-
-  if (headerResponse->messageType < RESPONSE_LIGHT ||
-      headerResponse->messageType >= LAST_MSG_TYPE_VALUE) {
-    char *checkFinMsg = parcMemory_Reallocate(headerResponse, 32);
-#ifndef _WIN32
-    if (recv(sockfd, checkFinMsg, sizeof(checkFinMsg),
-             MSG_PEEK | MSG_DONTWAIT) == 0) {
-#else
-    if (recv(sockfd, checkFinMsg, sizeof(checkFinMsg), MSG_PEEK) == 0) {
-#endif
-      // if recv returns zero, that means the connection has been closed:
-      close(sockfd);
-      printf("\nConnection terminated by the Daemon. Exiting... \n");
-      exit(EXIT_SUCCESS);
-    } else {
-      printf("\nError: Unrecognized message type received \n");
-      exit(EXIT_FAILURE);
-    }
-  }
-
-  void *payloadResponse = NULL;
-
-  if ((commandOutputLen = headerResponse->length) > 0) {
-    payloadResponse = parcMemory_AllocateAndClear(
-        payloadLengthController[headerResponse->commandID] *
-        headerResponse->length);
-
-    if (recv(sockfd, payloadResponse,
-             payloadLengthController[headerResponse->commandID] *
-                 headerResponse->length,
-             0) < 0) {
-      printf("\nError in Receiving the Message \n");
-      exit(EXIT_FAILURE);
-    }
-  }
-
-  struct iovec *response =
-      parcMemory_AllocateAndClear(sizeof(struct iovec) * 2);
-
-  response[0].iov_base = headerResponse;
-  response[0].iov_len = sizeof(header_control_message);
-  response[1].iov_base = payloadResponse;
-  response[1].iov_len = payloadLengthController[headerResponse->commandID] *
-                        headerResponse->length;
-
-  return response;
-}
-
-int main(int argc, char *argv[]) {
-  _displayForwarderLogo();
-
-#ifdef _WIN32
-  WSADATA wsaData;
-  WSAStartup(MAKEWORD(2, 2), &wsaData);
-#endif
-
-  if (argc == 2 && strcmp("-h", argv[1]) == 0) {
-    _displayUsage(argv[0]);
-    exit(EXIT_SUCCESS);
-  }
-
-  PARCList *commands =
-      parcList(parcArrayList_Create(NULL), PARCArrayListAsPARCList);
-
-  if (!_parseArgs(argc, argv, NULL, NULL, commands)) {
-    parcList_Release(&commands);
-    exit(EXIT_FAILURE);
-  }
-
-  ControlMainState mainState;
-  mainState.controlState =
-      controlState_Create(&mainState, _writeAndReadMessage, true);
-
-  controlState_RegisterCommand(mainState.controlState,
-                               controlRoot_HelpCreate(mainState.controlState));
-  controlState_RegisterCommand(mainState.controlState,
-                               controlRoot_Create(mainState.controlState));
-
-  if (parcList_Size(commands) > 0) {
-    controlState_SetInteractiveFlag(mainState.controlState, false);
-    controlState_DispatchCommand(mainState.controlState, commands);
-    char **commandOutputMain =
-        controlState_GetCommandOutput(mainState.controlState);
-    if (commandOutputMain != NULL && commandOutputLen > 0) {
-      for (size_t j = 0; j < commandOutputLen; j++) {
-        printf("Output %zu: %s \n", j, commandOutputMain[j]);
-      }
-      controlState_ReleaseCommandOutput(mainState.controlState,
-                                        commandOutputMain, commandOutputLen);
-    }
-    // release
-
-  } else {
-    controlState_Interactive(mainState.controlState);
-  }
-
-  parcList_Release(&commands);
-
-  controlState_Destroy(&mainState.controlState);
-#ifdef _WIN32
-  WSACleanup();
-#endif
-  return EXIT_SUCCESS;
-}
diff --git a/hicn-light/src/command_line/daemon/CMakeLists.txt b/hicn-light/src/command_line/daemon/CMakeLists.txt
deleted file mode 100644
index fd6cc9310..000000000
--- a/hicn-light/src/command_line/daemon/CMakeLists.txt
+++ /dev/null
@@ -1,23 +0,0 @@
-# Copyright (c) 2017-2019 Cisco and/or its affiliates.
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at:
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-list(APPEND DAEMON_SRC
-  hicnLightDaemon_main.c
-)
-
-build_executable(${HICN_LIGHT_DAEMON}
-  SOURCES ${DAEMON_SRC}
-  LINK_LIBRARIES ${HICN_LIGHT_LINK_LIBRARIES}
-  DEPENDS hicn-light
-  COMPONENT hicn-light
-)
\ No newline at end of file
diff --git a/hicn-light/src/command_line/daemon/hicnLightDaemon_main.c b/hicn-light/src/command_line/daemon/hicnLightDaemon_main.c
deleted file mode 100644
index 14192618b..000000000
--- a/hicn-light/src/command_line/daemon/hicnLightDaemon_main.c
+++ /dev/null
@@ -1,408 +0,0 @@
-/*
- * Copyright (c) 2017-2019 Cisco and/or its affiliates.
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at:
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef _WIN32
-#include <unistd.h>
-#endif
-#include <errno.h>
-#include <fcntl.h>
-#include <src/config.h>
-#include <stdbool.h>
-#include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <sys/stat.h>
-
-#include <parc/algol/parc_FileOutputStream.h>
-#include <parc/logging/parc_LogLevel.h>
-#include <parc/logging/parc_LogReporterFile.h>
-#include <parc/logging/parc_LogReporterTextStdout.h>
-
-#include <parc/assert/parc_Assert.h>
-
-#include <src/core/dispatcher.h>
-#include <src/core/forwarder.h>
-
-static void _printRed(const char *output) {
-#ifndef _WIN32
-  printf("\033[0;31m%s", output);
-#else
-  HANDLE hConsole = NULL;
-  WORD currentConsoleAttr;
-  CONSOLE_SCREEN_BUFFER_INFO csbi;
-  hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
-  if (GetConsoleScreenBufferInfo(hConsole, &csbi))
-    currentConsoleAttr = csbi.wAttributes;
-  SetConsoleTextAttribute(hConsole, 4);
-  printf("%s", output);
-  SetConsoleTextAttribute(hConsole, currentConsoleAttr);
-#endif
-}
-
-static void _printWhite(const char *output) {
-#ifndef _WIN32
-  printf("\033[0m%s", output);
-#else
-  HANDLE hConsole = NULL;
-  WORD currentConsoleAttr;
-  CONSOLE_SCREEN_BUFFER_INFO csbi;
-  hConsole = GetStdHandle(STD_OUTPUT_HANDLE);
-  if (GetConsoleScreenBufferInfo(hConsole, &csbi))
-    currentConsoleAttr = csbi.wAttributes;
-  SetConsoleTextAttribute(hConsole, 7);
-  printf("%s", output);
-  SetConsoleTextAttribute(hConsole, currentConsoleAttr);
-#endif
-}
-
-static void _displayForwarderLogo(void) {
-  _printRed("   ____ ___      _       ");
-  _printWhite("  __    _               __ _        __   __\n");
-  _printRed("  / __// _ \\    (_)___  ");
-  _printWhite("  / /   (_)____ ___ ____/ /(_)___ _ / /  / /_\n");
-  _printRed(" / _/ / // /_  / // _ \\ ");
-  _printWhite(" / _ \\ / // __// _ \\___/ // // _ `// _ \\/ __/\n");
-  _printRed("/_/  /____/(_)/_/ \\___/ ");
-  _printWhite("/_//_//_/ \\__//_//_/  /_//_/ \\_, //_//_/\\__/\n");
-  _printWhite(
-      "                                                    /___/            "
-      "\n");
-  printf("\n");
-}
-
-static void _usage(int exitCode) {
-#ifndef _WIN32
-  printf(
-      "Usage: hicn-light-daemon [--port port] [--capacity objectStoreSize] "
-      "[--log facility=level] [--log-file filename] [--config file]\n");
-#else
-  printf(
-      "Usage: hicn-light-daemon.exe [--port port] [--daemon] [--capacity objectStoreSize] "
-      "[--log facility=level] [--log-file filename] [--config file]\n");
-#endif
-  printf("\n");
-  printf(
-      "hicn-light run as a daemon is the program to launch the forwarder, "
-      "either as a console program\n");
-  printf(
-      "or a background daemon (detatched from console).  Once running, use the "
-      "program controller to\n");
-  printf("configure hicn-light.\n");
-  printf("\n");
-  printf(
-      "The configuration file contains configuration lines as per "
-      "controller\n");
-  printf(
-      "If logging level or content store capacity is set in the configuraiton "
-      "file, it overrides the command_line\n");
-  printf(
-      "When a configuration file is specified, no default listeners on 'port' "
-      "are setup.  Only 'add listener' lines\n");
-  printf("in the configuration file matter.\n");
-  printf("\n");
-  printf(
-      "If no configuration file is specified, daemon will listen on TCP and "
-      "UDP ports specified by\n");
-  printf(
-      "the --port flag (or default port).  It will listen on both IPv4 and "
-      "IPv6 if available.\n");
-  printf("\n");
-  printf("Options:\n");
-  printf("--port            = tcp port for in-bound connections\n");
-#ifndef _WIN32
-  printf("--daemon          = start as daemon process\n");
-#endif
-  printf("--objectStoreSize = maximum number of content objects to cache\n");
-  printf(
-      "--log             = sets a facility to a given log level.  You can have "
-      "multiple of these.\n");
-  printf(
-      "                    facilities: all, config, core, io, message, "
-      "processor\n");
-  printf(
-      "                    levels: debug, info, notice, warning, error, "
-      "critical, alert, off\n");
-  printf("                    example: daemon --log io=debug --log core=off\n");
-  printf(
-      "--log-file        = file to write log messages to (required in daemon "
-      "mode)\n");
-  printf("--config           = configuration filename\n");
-  printf("\n");
-  exit(exitCode);
-}
-
-static void _setLogLevelToLevel(int logLevelArray[LoggerFacility_END],
-                                LoggerFacility facility,
-                                const char *levelString) {
-  PARCLogLevel level = parcLogLevel_FromString(levelString);
-
-  if (level < PARCLogLevel_All) {
-    // we have a good facility and level
-    logLevelArray[facility] = level;
-  } else {
-    printf("Invalid log level string %s\n", levelString);
-    _usage(EXIT_FAILURE);
-  }
-}
-
-/**
- * string: "facility=level"
- * Set the right thing in the logger
- */
-static void _setLogLevel(int logLevelArray[LoggerFacility_END],
-                         const char *string) {
-  char *tofree = parcMemory_StringDuplicate(string, strlen(string));
-  char *p = tofree;
-
-  char *facilityString = strtok(p, "=");
-  if (facilityString) {
-    char *levelString = strtok(NULL, "=");
-
-    if (strcasecmp(facilityString, "all") == 0) {
-      for (LoggerFacility facility = 0; facility < LoggerFacility_END;
-           facility++) {
-        _setLogLevelToLevel(logLevelArray, facility, levelString);
-      }
-    } else {
-      LoggerFacility facility;
-      for (facility = 0; facility < LoggerFacility_END; facility++) {
-        if (strcasecmp(facilityString, logger_FacilityString(facility)) == 0) {
-          break;
-        }
-      }
-
-      if (facility < LoggerFacility_END) {
-        _setLogLevelToLevel(logLevelArray, facility, levelString);
-      } else {
-        printf("Invalid facility string %s\n", facilityString);
-        _usage(EXIT_FAILURE);
-      }
-    }
-  }
-
-  parcMemory_Deallocate((void **)&tofree);
-}
-
-#ifndef _WIN32
-static void _daemonize(void) {
-  if (getppid() == 1) {
-    // already a daemon
-    return;
-  }
-
-  int forkReturn = fork();
-  parcTrapUnexpectedStateIf(forkReturn < 0, "Fork error")
-
-  if (forkReturn > 0) {
-    // parent exits
-    exit(EXIT_SUCCESS);
-  }
-
-  // Child daemon detaches
-  printf("child continuing, pid = %u\n", getpid());
-
-  // get a new process group independent from old parent
-  setsid();
-
-  /* close all descriptors */
-  for (int i = getdtablesize(); i >= 0; --i) {
-    close(i);
-  }
-
-  // reset errno because it might be seg to EBADF from the close calls above
-  errno = 0;
-
-  // Redirect stdin and stdout and stderr to /dev/null
-  const char *devnull = "/dev/null";
-  int nullfile = open(devnull, O_RDWR);
-  parcAssertTrue(nullfile >= 0, "Error opening file '%s': (%d) %s", devnull,
-                 errno, strerror(errno));
-
-  int ret;
-  ret = dup(nullfile);
-  parcAssertTrue(ret == 1, "Error duping fd 1 got %d file: (%d) %s", ret, errno,
-                 strerror(errno));
-  ret = dup(nullfile);
-  parcAssertTrue(ret == 2, "Error duping fd 2, got %d file: (%d) %s", ret,
-                 errno, strerror(errno));
-
-  // forwarder will capture signals
-}
-#endif
-
-static Logger *_createLogfile(const char *logfile) {
-#ifndef _WIN32
-  int logfd = open(logfile, O_WRONLY | O_APPEND | O_CREAT, S_IWUSR | S_IRUSR);
-#else
-  int logfd =
-      _open(logfile, _O_WRONLY | _O_APPEND | _O_CREAT, _S_IWRITE | _S_IREAD);
-#endif
-  if (logfd < 0) {
-    fprintf(stderr, "Error opening %s for writing: (%d) %s\n", logfile, errno,
-            strerror(errno));
-    exit(EXIT_FAILURE);
-  }
-
-#ifndef _WIN32
-  chmod(logfile, S_IRWXU);
-#endif
-
-  PARCFileOutputStream *fos = parcFileOutputStream_Create(logfd);
-  PARCOutputStream *pos = parcFileOutputStream_AsOutputStream(fos);
-  PARCLogReporter *reporter = parcLogReporterFile_Create(pos);
-
-  Logger *logger = logger_Create(reporter, parcClock_Wallclock());
-
-  parcOutputStream_Release(&pos);
-  parcLogReporter_Release(&reporter);
-
-  return logger;
-}
-
-int main(int argc, const char *argv[]) {
-  _displayForwarderLogo();
-#ifndef _WIN32
-  bool daemon = false;
-#else
-  WSADATA wsaData = {0};
-  WSAStartup(MAKEWORD(2, 2), &wsaData);
-#endif
-
-  uint16_t port = PORT_NUMBER;
-  uint16_t configurationPort = 2001;
-  int capacity = -1;
-  const char *configFileName = NULL;
-
-  char *logfile = NULL;
-
-  if (argc == 2 && strcasecmp(argv[1], "-h") == 0) {
-    _usage(EXIT_SUCCESS);
-  }
-
-  int logLevelArray[LoggerFacility_END];
-  for (int i = 0; i < LoggerFacility_END; i++) {
-    logLevelArray[i] = -1;
-  }
-
-  for (int i = 0; i < argc; i++) {
-    if (argv[i][0] == '-') {
-      if (strcmp(argv[i], "--config") == 0) {
-        configFileName = argv[i + 1];
-        i++;
-      } else if (strcmp(argv[i], "--port") == 0) {
-        port = atoi(argv[i + 1]);
-        i++;
-#ifndef _WIN32
-      } else if (strcmp(argv[i], "--daemon") == 0) {
-        daemon = true;
-#endif
-      } else if (strcmp(argv[i], "--capacity") == 0 ||
-                 strcmp(argv[i], "-c") == 0) {
-        capacity = atoi(argv[i + 1]);
-        i++;
-      } else if (strcmp(argv[i], "--log") == 0) {
-        _setLogLevel(logLevelArray, argv[i + 1]);
-        i++;
-      } else if (strcmp(argv[i], "--log-file") == 0) {
-        if (logfile) {
-          // error cannot repeat
-          fprintf(stderr, "Cannot specify --log-file more than once\n");
-          _usage(EXIT_FAILURE);
-        }
-
-        logfile = parcMemory_StringDuplicate(argv[i + 1], strlen(argv[i + 1]));
-        i++;
-      } else {
-        _usage(EXIT_FAILURE);
-      }
-    }
-  }
-
-  // set restrictive umask, in case we create any files
-  umask(027);
-
-#ifndef _WIN32
-  if (daemon && (logfile == NULL)) {
-    fprintf(stderr, "Must specify a logfile when running in daemon mode\n");
-    _usage(EXIT_FAILURE);
-  }
-
-  if (daemon) {
-    // inside this call, parent will EXIT_SUCCESS and child will continue
-    _daemonize();
-  }
-#endif
-
-  Logger *logger = NULL;
-  if (logfile) {
-    logger = _createLogfile(logfile);
-    parcMemory_Deallocate((void **)&logfile);
-  } else {
-    PARCLogReporter *stdoutReporter = parcLogReporterTextStdout_Create();
-    logger = logger_Create(stdoutReporter, parcClock_Wallclock());
-    parcLogReporter_Release(&stdoutReporter);
-  }
-
-  for (int i = 0; i < LoggerFacility_END; i++) {
-    if (logLevelArray[i] > -1) {
-      logger_SetLogLevel(logger, i, logLevelArray[i]);
-    }
-  }
-
-  // this will update the clock to the tick clock
-  Forwarder *forwarder = forwarder_Create(logger);
-
-  if (forwarder == NULL) {
-    logger_Log(logger, LoggerFacility_Core, PARCLogLevel_Error, "daemon",
-               "Forwarder initialization failed. Are you running it with sudo "
-               "privileges?");
-    return -1;
-  }
-
-  Configuration *configuration = forwarder_GetConfiguration(forwarder);
-
-  if (capacity > -1) {
-    configuration_SetObjectStoreSize(configuration, capacity);
-  }
-
-  forwarder_SetupLocalListeners(forwarder, port);
-  if (configFileName) {
-    forwarder_SetupFromConfigFile(forwarder, configFileName);
-  }
-
-  Dispatcher *dispatcher = forwarder_GetDispatcher(forwarder);
-
-  logger_Log(logger, LoggerFacility_Core, PARCLogLevel_Alert, "daemon",
-             "hicn-light running port %d configuration-port %d", port,
-             configurationPort);
-
-  dispatcher_Run(dispatcher);
-
-  logger_Log(logger, LoggerFacility_Core, PARCLogLevel_Alert, "daemon",
-             "hicn-light exiting port %d", port);
-
-  forwarder_Destroy(&forwarder);
-
-#ifndef _WIN32
-  sleep(2);
-#else
-  Sleep(2000);
-  WSACleanup();
-#endif
-
-  logger_Release(&logger);
-  return 0;
-}