Merge branch '3.0' of github.com:taosdata/TDengine into szhou/fixbugs

docs/zh/17-operation/03-tolerance.md

@@ -26,5 +26,3 @@ TDengine 集群中的时序数据的副本数是与数据库关联的，一个
 TDengine 集群的节点数必须大于等于副本数，否则创建表时将报错。
 
 当 TDengine 集群中的节点部署在不同的物理机上，并设置多个副本数时，就实现了系统的高可靠性，无需再使用其他软件或工具。TDengine 企业版还可以将副本部署在不同机房，从而实现异地容灾。
-
-另外一种灾备方式是通过 `taosX` 将一个 TDengine 集群的数据同步复制到物理上位于不同数据中心的另一个 TDengine 集群。其详细使用方法请参考 [taosX 参考手册](../../reference/taosX)

source/common/src/tglobal.c

@@ -75,7 +75,7 @@ int32_t  tsMonitorMaxLogs = 100;
 bool     tsMonitorComp = false;
 
 // telem
-bool     tsEnableTelem = false;
+bool     tsEnableTelem = true;
 int32_t  tsTelemInterval = 86400;
 char     tsTelemServer[TSDB_FQDN_LEN] = "telemetry.taosdata.com";
 uint16_t tsTelemPort = 80;
@@ -166,7 +166,7 @@ int32_t tsTtlPushInterval = 86400;
 int32_t tsGrantHBInterval = 60;
 
 #ifndef _STORAGE
-int32_t taosSetTfsCfg(SConfig *pCfg) { 
+int32_t taosSetTfsCfg(SConfig *pCfg) {
   SConfigItem *pItem = cfgGetItem(pCfg, "dataDir");
   memset(tsDataDir, 0, PATH_MAX);
 
@@ -180,7 +180,7 @@ int32_t taosSetTfsCfg(SConfig *pCfg) {
     uError("failed to create dataDir:%s", tsDataDir);
     return -1;
   }
-  return 0; 
+  return 0;
 }
 #else
 int32_t taosSetTfsCfg(SConfig *pCfg);

source/libs/function/src/builtinsimpl.c

@@ -3970,16 +3970,16 @@ int32_t elapsedFunction(SqlFunctionCtx* pCtx) {
     TSKEY*  ptsList = (int64_t*)colDataGetData(pCol, 0);
     if (pCtx->order == TSDB_ORDER_DESC) {
       if (pCtx->start.key == INT64_MIN) {
-        pInfo->max =
-            (pInfo->max < ptsList[start + pInput->numOfRows - 1]) ? ptsList[start + pInput->numOfRows - 1] : pInfo->max;
+        pInfo->max = (pInfo->max < ptsList[start]) ? ptsList[start] : pInfo->max;
       } else {
         pInfo->max = pCtx->start.key + 1;
       }
 
-      if (pCtx->end.key != INT64_MIN) {
-        pInfo->min = pCtx->end.key;
+      if (pCtx->end.key == INT64_MIN) {
+        pInfo->min = (pInfo->min > ptsList[start + pInput->numOfRows - 1]) ?
+                     ptsList[start + pInput->numOfRows - 1] : pInfo->min;
       } else {
-        pInfo->min = ptsList[start];
+        pInfo->min = pCtx->end.key;
       }
     } else {
       if (pCtx->start.key == INT64_MIN) {
@@ -3988,10 +3988,11 @@ int32_t elapsedFunction(SqlFunctionCtx* pCtx) {
         pInfo->min = pCtx->start.key;
       }
 
-      if (pCtx->end.key != INT64_MIN) {
-        pInfo->max = pCtx->end.key + 1;
+      if (pCtx->end.key == INT64_MIN) {
+        pInfo->max = (pInfo->max < ptsList[start + pInput->numOfRows - 1]) ?
+                     ptsList[start + pInput->numOfRows - 1] : pInfo->max;
       } else {
-        pInfo->max = ptsList[start + pInput->numOfRows - 1];
+        pInfo->max = pCtx->end.key + 1;
       }
     }
   }

source/libs/transport/src/thttp.c

@@ -14,15 +14,22 @@
  */
 
 #define _DEFAULT_SOURCE
-#ifdef USE_UV
-#include <uv.h>
-#endif
 // clang-format off
+#include <uv.h>
 #include "zlib.h"
 #include "thttp.h"
 #include "taoserror.h"
 #include "tlog.h"
 
+typedef struct SHttpClient {
+  uv_connect_t conn;
+  uv_tcp_t     tcp;
+  uv_write_t   req;
+  uv_buf_t*    buf;
+  char*        addr;
+  uint16_t     port;
+} SHttpClient;
+
 static int32_t taosBuildHttpHeader(const char* server, int32_t contLen, char* pHead, int32_t headLen,
                                    EHttpCompFlag flag) {
   if (flag == HTTP_FLAT) {
@@ -45,7 +52,7 @@ static int32_t taosBuildHttpHeader(const char* server, int32_t contLen, char* pH
   }
 }
 
-int32_t taosCompressHttpRport(char* pSrc, int32_t srcLen) {
+static int32_t taosCompressHttpRport(char* pSrc, int32_t srcLen) {
   int32_t code = -1;
   int32_t destLen = srcLen;
   void*   pDest = taosMemoryMalloc(destLen);
@@ -114,84 +121,53 @@ _OVER:
   return code;
 }
 
-#ifdef USE_UV
+static void destroyHttpClient(SHttpClient* cli) {
+  taosMemoryFree(cli->buf);
+  taosMemoryFree(cli->addr);
+  taosMemoryFree(cli);
+}
+static void clientCloseCb(uv_handle_t* handle) {
+  SHttpClient* cli = handle->data;
+  destroyHttpClient(cli);
+}
+static void clientSentCb(uv_write_t* req, int32_t status) {
+  SHttpClient* cli = req->data;
+  if (status != 0) {
+    terrno = TAOS_SYSTEM_ERROR(status);
+    uError("http-report failed to send data %s", uv_strerror(status));
+  } else {
+    uInfo("http-report succ to send data");
+  }
+  uv_close((uv_handle_t*)&cli->tcp, clientCloseCb);
+}
 static void clientConnCb(uv_connect_t* req, int32_t status) {
-  if (status < 0) {
+  SHttpClient* cli = req->data;
+  if (status != 0) {
     terrno = TAOS_SYSTEM_ERROR(status);
-    uError("connection error %s", uv_strerror(status));
-    uv_close((uv_handle_t*)req->handle, NULL);
+    uError("http-report failed to conn to server, reason:%s, dst:%s:%d", uv_strerror(status), cli->addr, cli->port);
+    uv_close((uv_handle_t*)&cli->tcp, clientCloseCb);
     return;
   }
-  uv_buf_t* wb = req->data;
-  assert(wb != NULL);
-  uv_write_t write_req;
-  uv_write(&write_req, req->handle, wb, 2, NULL);
-  uv_close((uv_handle_t*)req->handle, NULL);
+  uv_write(&cli->req, (uv_stream_t*)&cli->tcp, cli->buf, 2, clientSentCb);
 }
 
-int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag) {
-  uint32_t ipv4 = taosGetIpv4FromFqdn(server);
-  if (ipv4 == 0xffffffff) {
+static int32_t taosBuildDstAddr(const char* server, uint16_t port, struct sockaddr_in* dest) {
+  uint32_t ip = taosGetIpv4FromFqdn(server);
+  if (ip == 0xffffffff) {
     terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to get http server:%s ip since %s", server, terrstr());
+    uError("http-report failed to get http server:%s ip since %s", server, terrstr());
     return -1;
   }
-
-  char ipv4Buf[128] = {0};
-  tinet_ntoa(ipv4Buf, ipv4);
-
-  struct sockaddr_in dest = {0};
-  uv_ip4_addr(ipv4Buf, port, &dest);
-
-  uv_tcp_t   socket_tcp = {0};
-  uv_loop_t* loop = uv_default_loop();
-  uv_tcp_init(loop, &socket_tcp);
-  uv_connect_t* connect = (uv_connect_t*)taosMemoryMalloc(sizeof(uv_connect_t));
-
-  if (flag == HTTP_GZIP) {
-    int32_t dstLen = taosCompressHttpRport(pCont, contLen);
-    if (dstLen > 0) {
-      contLen = dstLen;
-    } else {
-      flag = HTTP_FLAT;
-    }
-  }
-
-  char    header[1024] = {0};
-  int32_t headLen = taosBuildHttpHeader(server, contLen, header, sizeof(header), flag);
-
-  uv_buf_t wb[2];
-  wb[0] = uv_buf_init((char*)header, headLen);
-  wb[1] = uv_buf_init((char*)pCont, contLen);
-
-  connect->data = wb;
-  terrno = 0;
-  uv_tcp_connect(connect, &socket_tcp, (const struct sockaddr*)&dest, clientConnCb);
-  uv_run(loop, UV_RUN_DEFAULT);
-  uv_loop_close(loop);
-  taosMemoryFree(connect);
-  return terrno;
+  char buf[128] = {0};
+  tinet_ntoa(buf, ip);
+  uv_ip4_addr(buf, port, dest);
+  return 0;
 }
-
-#else
 int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32_t contLen, EHttpCompFlag flag) {
-  int32_t     code = -1;
-  TdSocketPtr pSocket = NULL;
-
-  uint32_t ip = taosGetIpv4FromFqdn(server);
-  if (ip == 0xffffffff) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to get http server:%s ip since %s", server, terrstr());
-    goto SEND_OVER;
-  }
-
-  pSocket = taosOpenTcpClientSocket(ip, port, 0);
-  if (pSocket == NULL) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to create http socket to %s:%u since %s", server, port, terrstr());
-    goto SEND_OVER;
+  struct sockaddr_in dest = {0};
+  if (taosBuildDstAddr(server, port, &dest) < 0) {
+    return -1;
   }
-
   if (flag == HTTP_GZIP) {
     int32_t dstLen = taosCompressHttpRport(pCont, contLen);
     if (dstLen > 0) {
@@ -200,36 +176,38 @@ int32_t taosSendHttpReport(const char* server, uint16_t port, char* pCont, int32
       flag = HTTP_FLAT;
     }
   }
+  terrno = 0;
 
-  char    header[1024] = {0};
+  char    header[2048] = {0};
   int32_t headLen = taosBuildHttpHeader(server, contLen, header, sizeof(header), flag);
-  if (taosWriteMsg(pSocket, header, headLen) < 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to send http header to %s:%u since %s", server, port, terrstr());
-    goto SEND_OVER;
-  }
 
-  if (taosWriteMsg(pSocket, (void*)pCont, contLen) < 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to send http content to %s:%u since %s", server, port, terrstr());
-    goto SEND_OVER;
-  }
+  uv_buf_t* wb = taosMemoryCalloc(2, sizeof(uv_buf_t));
+  wb[0] = uv_buf_init((char*)header, headLen);  // stack var
+  wb[1] = uv_buf_init((char*)pCont, contLen);   //  heap var
 
-  // read something to avoid nginx error 499
-  if (taosWriteMsg(pSocket, header, 10) < 0) {
-    terrno = TAOS_SYSTEM_ERROR(errno);
-    uError("failed to receive response from %s:%u since %s", server, port, terrstr());
-    goto SEND_OVER;
-  }
-  code = 0;
+  SHttpClient* cli = taosMemoryCalloc(1, sizeof(SHttpClient));
+  cli->conn.data = cli;
+  cli->tcp.data = cli;
+  cli->req.data = cli;
+  cli->buf = wb;
+  cli->addr = tstrdup(server);
+  cli->port = port;
 
-SEND_OVER:
-  if (pSocket != NULL) {
-    taosCloseSocket(&pSocket);
+  uv_loop_t* loop = uv_default_loop();
+  uv_tcp_init(loop, &cli->tcp);
+  // set up timeout to avoid stuck;
+  int32_t fd = taosCreateSocketWithTimeout(5);
+  uv_tcp_open((uv_tcp_t*)&cli->tcp, fd);
+
+
+  int32_t ret = uv_tcp_connect(&cli->conn, &cli->tcp, (const struct sockaddr*)&dest, clientConnCb);
+  if (ret != 0) {
+    uError("http-report failed to connect to server, reason:%s, dst:%s:%d", uv_strerror(ret), cli->addr, cli->port);
+    destroyHttpClient(cli);
   }
 
-  return code;
+  uv_run(loop, UV_RUN_DEFAULT);
+  uv_loop_close(loop);
+  return terrno;
 }
-
 // clang-format on
-#endif