Add 1 second time interval for retry join transmission

src/common/platform.cpp

@@ -0,0 +1,101 @@
+#include "platform.h"
+
+#include "log.h"
+
+#ifdef _WIN32
+#include <Winsock2.h>
+#include <iphlpapi.h>
+#elif __APPLE__
+#include <ifaddrs.h>
+#include <net/if_dl.h>
+#include <net/if_types.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#elif __linux__
+#include <fcntl.h>
+#include <net/if.h>
+#include <sys/ioctl.h>
+#include <sys/socket.h>
+#include <unistd.h>
+#endif
+
+std::string GetMac() {
+  char mac_addr[16];
+  int len = 0;
+#ifdef _WIN32
+  IP_ADAPTER_INFO adapterInfo[16];
+  DWORD bufferSize = sizeof(adapterInfo);
+
+  DWORD result = GetAdaptersInfo(adapterInfo, &bufferSize);
+  if (result == ERROR_SUCCESS) {
+    PIP_ADAPTER_INFO adapter = adapterInfo;
+    while (adapter) {
+      for (UINT i = 0; i < adapter->AddressLength; i++) {
+        len += sprintf(mac_addr + len, "%.2X", adapter->Address[i]);
+      }
+      break;
+    }
+  }
+#elif __APPLE__
+  std::string if_name = "en0";
+
+  struct ifaddrs *addrs;
+  struct ifaddrs *cursor;
+  const struct sockaddr_dl *dlAddr;
+
+  if (!getifaddrs(&addrs)) {
+    cursor = addrs;
+    while (cursor != 0) {
+      const struct sockaddr_dl *socAddr =
+          (const struct sockaddr_dl *)cursor->ifa_addr;
+      if ((cursor->ifa_addr->sa_family == AF_LINK) &&
+          (socAddr->sdl_type == IFT_ETHER) &&
+          strcmp(if_name.c_str(), cursor->ifa_name) == 0) {
+        dlAddr = (const struct sockaddr_dl *)cursor->ifa_addr;
+        const unsigned char *base =
+            (const unsigned char *)&dlAddr->sdl_data[dlAddr->sdl_nlen];
+        for (int i = 0; i < dlAddr->sdl_alen; i++) {
+          len += sprintf(mac_addr + len, "%.2X", base[i]);
+        }
+      }
+      cursor = cursor->ifa_next;
+    }
+    freeifaddrs(addrs);
+  }
+#elif __linux__
+  int sock = socket(AF_INET, SOCK_DGRAM, 0);
+  if (sock < 0) {
+    return "";
+  }
+  struct ifreq ifr;
+  struct ifconf ifc;
+  char buf[1024];
+  ifc.ifc_len = sizeof(buf);
+  ifc.ifc_buf = buf;
+  if (ioctl(sock, SIOCGIFCONF, &ifc) < 0) {
+    close(sock);
+    return "";
+  }
+  struct ifreq *it = ifc.ifc_req;
+  const struct ifreq *const end = it + (ifc.ifc_len / sizeof(struct ifreq));
+  for (; it != end; ++it) {
+    std::strcpy(ifr.ifr_name, it->ifr_name);
+    if (ioctl(sock, SIOCGIFFLAGS, &ifr) < 0) {
+      continue;
+    }
+    if (ifr.ifr_flags & IFF_LOOPBACK) {
+      continue;
+    }
+    if (ioctl(sock, SIOCGIFHWADDR, &ifr) < 0) {
+      continue;
+    }
+    std::string mac_address;
+    for (int i = 0; i < 6; ++i) {
+      len += sprintf(mac_addr + len, "%.2X", ifr.ifr_hwaddr.sa_data[i] & 0xff);
+    }
+    break;
+  }
+  close(sock);
+#endif
+  return mac_addr;
+}

src/common/platform.h

@@ -0,0 +1,14 @@
+/*
+ * @Author: DI JUNKUN
+ * @Date: 2023-12-18
+ * Copyright (c) 2023 by DI JUNKUN, All Rights Reserved.
+ */
+
+#ifndef _PLATFORM_H_
+#define _PLATFORM_H_
+
+#include <iostream>
+
+std::string GetMac();
+
+#endif