#4935

Committed 22 Jan 2026 06:38AM UTC coverage: 66.708% (+0.02%) from 66.691%

Build # #4935

Build Type

push

travis-ci

Committed by

web-flow

Commit Message

merge: from main to 3.0 #34371

Run Details

121 of 271 new or added lines in 17 files covered. (44.65%)

9066 existing lines in 149 files now uncovered.

203884 of 305637 relevant lines covered (66.71%)

125811266.68 hits per line

Source File
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64.02

/source/libs/txnode/src/txnodeMgmt.c

/*
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
 *
 * This program is free software: you can use, redistribute, and/or modify
 * it under the terms of the GNU Affero General Public License, version 3
 * or later ("AGPL"), as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 */

// clang-format off
#include "uv.h"
#include "os.h"
#include "tarray.h"
#include "tglobal.h"
#include "txnode.h"
#include "txnodeInt.h"
#include "osString.h"

// clang-format on

extern char **environ;

#ifdef WINDOWS
#define XNODED_DEFAULT_PATH_1    "C:\\TDengine"
#define XNODED_DEFAULT_PATH_2    "C:\\TDengine"
#define XNODED_DEFAULT_EXEC_NAME "xnoded"
#define XNODED_DEFAULT_EXEC      "\\xnoded.exe"
#else
#define XNODED_DEFAULT_PATH_1    "/usr/bin"
#define XNODED_DEFAULT_PATH_2    "/usr/local/taos/bin"
#define XNODED_DEFAULT_EXEC_NAME "xnoded"
#define XNODED_DEFAULT_EXEC      "/xnoded"
#endif

#define XNODED_XNODED_PID_NAME ".xnoded.pid"

typedef struct {
  bool         isStarted;
  bool         needCleanUp;
  uv_loop_t    loop;
  uv_thread_t  thread;
  uv_barrier_t barrier;
  uv_process_t process;
  int32_t      spawnErr;
  uv_pipe_t    ctrlPipe;
  uv_async_t   stopAsync;
  int32_t      isStopped;
  int32_t      dnodeId;
  int64_t      clusterId;
  char         userPass[XNODE_USER_PASS_LEN];
  SEp          leaderEp;
} SXnodedData;

SXnodedData xnodedGlobal = {0};

static int32_t xnodeMgmtSpawnXnoded(SXnodedData *pData);

static void getXnodedPidPath(char *pipeName, int32_t size) {
#ifdef _WIN32
  snprintf(pipeName, size, "%s%s", tsDataDir, XNODED_XNODED_PID_NAME);
#else
  snprintf(pipeName, size, "%s%s", tsDataDir, XNODED_XNODED_PID_NAME);
#endif
  xndDebug("xnode get xnoded pid path:%s", pipeName);
}

static void    xnodeMgmtXnodedExit(uv_process_t *process, int64_t exitStatus, int32_t termSignal) {
  TAOS_XNODED_MGMT_CHECK_PTR_RVOID(process);
  xndDebug("xnoded process exited with status %" PRId64 ", signal %d", exitStatus, termSignal);
  SXnodedData *pData = process->data;
  if (pData == NULL) {
    xndError("xnoded process data is NULL");
    return;
  }
  if ((exitStatus == 0 && termSignal == 0) || atomic_load_32(&pData->isStopped)) {
    xndInfo("xnoded process exit due to exit status 0 or dnode-mgmt called stop");
    if (uv_async_send(&pData->stopAsync) != 0) {
      xndError("stop xnoded: failed to send stop async");
    }
    char xnodedPipeSocket[PATH_MAX] = {0};
    getXnodedPipeName(xnodedPipeSocket, PATH_MAX);
    if (0 != unlink(xnodedPipeSocket)) {
      xndWarn("txnode failed to unlink, socket:%s, err:%s", xnodedPipeSocket, terrstr());
    }

    char *pidPath = xnodedPipeSocket;
    memset(pidPath, 0, PATH_MAX);
    getXnodedPidPath(pidPath, PATH_MAX);
    (void)taosRemoveFile(pidPath);
  } else {
    xndInfo("xnoded process restart, exit status %" PRId64 ", signal %d", exitStatus, termSignal);
    uv_sleep(2000);
    int32_t code = xnodeMgmtSpawnXnoded(pData);
    if (code != 0) {
      xndError("xnoded process restart failed with code:%d", code);
    }
  }
}
void killPreXnoded() {
  char buf[PATH_MAX] = {0};
  getXnodedPidPath(buf, sizeof(buf));

  TdFilePtr pFile = NULL;
  pFile = taosOpenFile(buf, TD_FILE_READ);
  if (pFile == NULL) {
    xndWarn("xnode failed to open xnoded pid file:%s, file may not exist", buf);
    return;
  }
  int64_t readSize = taosReadFile(pFile, buf, sizeof(buf));
  if (readSize <= 0) {
    if (readSize < 0) {
      xndError("xnode failed to read len from file:%p since %s", pFile, terrstr());
    }
    (void)taosCloseFile(&pFile);
    return;
  }
  (void)taosCloseFile(&pFile);

  int32_t pid = taosStr2Int32(buf, NULL, 10);
  int result = uv_kill((uv_pid_t)pid, SIGTERM);
  if (result != 0) {
    if (result != UV_ESRCH) {
      xndError("xnode failed to kill process %d: %s", pid, uv_strerror(result));
    }
    return;
  }
}

void saveXnodedPid(int32_t pid) {
  char buf[PATH_MAX] = {0};
  getXnodedPidPath(buf, sizeof(buf));
  TdFilePtr testFilePtr = taosCreateFile(buf, TD_FILE_CREATE | TD_FILE_WRITE | TD_FILE_READ | TD_FILE_TRUNC);
  snprintf(buf, PATH_MAX, "%d", pid);
  (void)taosWriteFile(testFilePtr, buf, strlen(buf));
  (void)taosCloseFile(&testFilePtr);
}

static void locateXnodedExecFile(char *path) {
  if (tsProcPath == NULL) {
    path[0] = '.';
#ifdef WINDOWS
    GetModuleFileName(NULL, path, PATH_MAX);
#elif defined(_TD_DARWIN_64)
    uint32_t pathSize = sizeof(path);
    _NSGetExecutablePath(path, &pathSize);
#endif
  } else {
    TAOS_STRNCPY(path, tsProcPath, PATH_MAX);
  }

  TAOS_DIRNAME(path);
  if (strlen(path) != 0) {
    TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);
    if (taosCheckExistFile(path)) {
      goto _ok;
    }
    xndDebug("can't find xnoded exec file:%s", path);
    path[0] = '\0';
  }

  TAOS_STRCAT(path, XNODED_DEFAULT_PATH_1);
  TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);
  if (taosCheckExistFile(path)) {
    goto _ok;
  }
  xndDebug("can't find xnoded exec file:%s", path);
  path[0] = '\0';

  TAOS_STRCAT(path, XNODED_DEFAULT_PATH_2);
  TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);
  if (taosCheckExistFile(path)) {
    goto _ok;
  }
  xndDebug("can't find xnoded exec file:%s", path);
  path[0] = '\0';

  path[0] = '.';
  path[1] = '\0';
  TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);
  if (taosCheckExistFile(path)) {
    goto _ok;
  }
  xndDebug("can't find xnoded exec file:%s", path);
  path[0] = '\0';

  TAOS_STRNCPY(path, XNODED_DEFAULT_EXEC_NAME, PATH_MAX);
  xndInfo("can't find xnoded file, use default exec command:%s", path);

_ok:
  xndInfo("find xnoded exec file:%s", path);
  return;
}

static int32_t xnodeMgmtSpawnXnoded(SXnodedData *pData) {
  xndDebug("start to init xnoded");
  TAOS_XNODED_MGMT_CHECK_PTR_RCODE(pData);

  int32_t              err = 0;
  uv_process_options_t options = {0};

  char path[PATH_MAX] = {0};
  locateXnodedExecFile(path);

  xndInfo("xnode mgmt spawn xnoded path: %s", path);
  // char *argsXnoded[] = {path, "-c", configDir, "-d", dnodeId, NULL};
  char *argsXnoded[] = {path, NULL};
  options.args = argsXnoded;
  options.file = path;

  options.exit_cb = xnodeMgmtXnodedExit;

  killPreXnoded();

  char xnodedPipeSocket[PATH_MAX] = {0};
  getXnodedPipeName(xnodedPipeSocket, PATH_MAX);
  if (0 != unlink(xnodedPipeSocket)) {
    xndWarn("txnode failed to unlink, ignore if first time, socket:%s, err:%s", xnodedPipeSocket, terrstr());
  }

  TAOS_UV_LIB_ERROR_RET(uv_pipe_init(&pData->loop, &pData->ctrlPipe, 1));

  uv_stdio_container_t child_stdio[3];
  child_stdio[0].flags = UV_CREATE_PIPE | UV_READABLE_PIPE;
  child_stdio[0].data.stream = (uv_stream_t *)&pData->ctrlPipe;
  child_stdio[1].flags = UV_IGNORE;
  child_stdio[2].flags = UV_INHERIT_FD;
  child_stdio[2].data.fd = 2;
  options.stdio_count = 3;
  options.stdio = child_stdio;

  options.flags = UV_PROCESS_DETACHED;

  char xnodedCfgDir[PATH_MAX] = {0};
  snprintf(xnodedCfgDir, PATH_MAX, "%s=%s", "XNODED_CFG_DIR", configDir);
  char xnodedLogDir[PATH_MAX] = {0};
  snprintf(xnodedLogDir, PATH_MAX, "%s=%s", "XNODED_LOG_DIR", tsLogDir);
  char dnodeIdEnvItem[64] = {0};
  snprintf(dnodeIdEnvItem, 64, "%s=%s:%d", "XNODED_LEADER_EP", pData->leaderEp.fqdn, pData->leaderEp.port);
  char xnodedUserPass[XNODE_USER_PASS_LEN] = {0};
  snprintf(xnodedUserPass, XNODE_USER_PASS_LEN, "%s=%s", "XNODED_USER_PASS", pData->userPass);
  char xnodeClusterId[32] = {0};
  snprintf(xnodeClusterId, 32, "%s=%" PRIu64, "XNODED_CLUSTER_ID", pData->clusterId);
  char xnodePipeSocket[PATH_MAX + 64] = {0};
  snprintf(xnodePipeSocket, PATH_MAX + 64, "%s=%s", "XNODED_LISTEN", xnodedPipeSocket);

  char xnodedLogLevel[32] = {0};
  if (xndDebugFlag & DEBUG_INFO) {
    snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "info");
  }
  if (xndDebugFlag & DEBUG_DEBUG) {
    snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "debug");
  }
  if (xndDebugFlag & DEBUG_TRACE) {
    snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "trace");
  }

  xndDebug("txnode env: leader ep: %s, user pass:%s, pipe socket:%s, log level:%s", dnodeIdEnvItem, xnodedUserPass,
           xnodePipeSocket, xnodedLogLevel);

  char *envXnoded[] = {xnodedCfgDir,   xnodedLogDir,    dnodeIdEnvItem, xnodedUserPass,
                       xnodeClusterId, xnodePipeSocket, xnodedLogLevel, NULL};

  char **envXnodedWithPEnv = NULL;
  if (environ != NULL) {
    int32_t lenEnvXnoded = ARRAY_SIZE(envXnoded);
    int32_t numEnviron = 0;
    while (environ[numEnviron] != NULL) {
      numEnviron++;
    }

    envXnodedWithPEnv = (char **)taosMemoryCalloc(numEnviron + lenEnvXnoded, sizeof(char *));
    if (envXnodedWithPEnv == NULL) {
      err = TSDB_CODE_OUT_OF_MEMORY;
      goto _OVER;
    }

    for (int32_t i = 0; i < numEnviron; i++) {
      int32_t len = strlen(environ[i]) + 1;
      xndDebug("xnoded exec env: %s", environ[i]);
      envXnodedWithPEnv[i] = (char *)taosMemoryCalloc(len, 1);
      if (envXnodedWithPEnv[i] == NULL) {
        err = TSDB_CODE_OUT_OF_MEMORY;
        goto _OVER;
      }

      tstrncpy(envXnodedWithPEnv[i], environ[i], len);
    }

    for (int32_t i = 0; i < lenEnvXnoded; i++) {
      if (envXnoded[i] != NULL) {
        int32_t len = strlen(envXnoded[i]) + 1;
        envXnodedWithPEnv[numEnviron + i] = (char *)taosMemoryCalloc(len, 1);
        if (envXnodedWithPEnv[numEnviron + i] == NULL) {
          err = TSDB_CODE_OUT_OF_MEMORY;
          goto _OVER;
        }

        tstrncpy(envXnodedWithPEnv[numEnviron + i], envXnoded[i], len);
      }
    }
    envXnodedWithPEnv[numEnviron + lenEnvXnoded - 1] = NULL;

    options.env = envXnodedWithPEnv;
  } else {
    options.env = envXnoded;
  }

  err = uv_spawn(&pData->loop, &pData->process, &options);
  pData->process.data = (void *)pData;
  if (err != 0) {
    xndError("can not spawn xnoded. path: %s, error: %s", path, uv_strerror(err));
  } else {
    xndInfo("xnoded is initialized, xnoded pid: %d", pData->process.pid);
    saveXnodedPid(pData->process.pid);
  }

_OVER:
  // if (taosFqdnEnvItem) {
  //   taosMemoryFree(taosFqdnEnvItem);
  // }

  if (envXnodedWithPEnv != NULL) {
    int32_t i = 0;
    while (envXnodedWithPEnv[i] != NULL) {
      taosMemoryFree(envXnodedWithPEnv[i]);
      i++;
    }
    taosMemoryFree(envXnodedWithPEnv);
  }

  return err;
}

static void xnodeMgmtXnodedCloseWalkCb(uv_handle_t *handle, void *arg) {
  TAOS_XNODED_MGMT_CHECK_PTR_RVOID(handle);
  if (!uv_is_closing(handle)) {
    uv_close(handle, NULL);
  }
}

static void xnodeMgmtXnodedStopAsyncCb(uv_async_t *async) {
  TAOS_XNODED_MGMT_CHECK_PTR_RVOID(async);
  SXnodedData *pData = async->data;
  uv_stop(&pData->loop);
}

static void xnodeMgmtWatchXnoded(void *args) {
  TAOS_XNODED_MGMT_CHECK_PTR_RVOID(args);
  SXnodedData *pData = args;
  TAOS_UV_CHECK_ERRNO(uv_loop_init(&pData->loop));
  TAOS_UV_CHECK_ERRNO(uv_async_init(&pData->loop, &pData->stopAsync, xnodeMgmtXnodedStopAsyncCb));
  pData->stopAsync.data = pData;
  TAOS_UV_CHECK_ERRNO(xnodeMgmtSpawnXnoded(pData));
  atomic_store_32(&pData->spawnErr, 0);
  (void)uv_barrier_wait(&pData->barrier);
  int32_t num = uv_run(&pData->loop, UV_RUN_DEFAULT);
  xndInfo("xnoded loop exit with %d active handles, line:%d", num, __LINE__);

  uv_walk(&pData->loop, xnodeMgmtXnodedCloseWalkCb, NULL);
  num = uv_run(&pData->loop, UV_RUN_DEFAULT);
  xndInfo("xnoded loop exit with %d active handles, line:%d", num, __LINE__);
  if (uv_loop_close(&pData->loop) != 0) {
    xndError("xnoded loop close failed, lino:%d", __LINE__);
  }
  return;

_exit:
  if (terrno != 0) {
    (void)uv_barrier_wait(&pData->barrier);
    atomic_store_32(&pData->spawnErr, terrno);
    if (uv_loop_close(&pData->loop) != 0) {
      xndError("xnoded loop close failed, lino:%d", __LINE__);
    }

    xndError("xnoded thread exit with code:%d lino:%d", terrno, __LINE__);
    terrno = TSDB_CODE_XNODE_UV_EXEC_FAILURE;
  }
}

/**
 * start xnoded that serves xnode function invocation under dnode startDnodeId
 * @param startDnodeId
 * @return
 */
int32_t xnodeMgmtStartXnoded(SXnode *pXnode) {
  int32_t code = 0, lino = 0;

  SXnodedData *pData = &xnodedGlobal;
  pData->leaderEp = pXnode->ep;
  if (pData->isStarted) {
    xndInfo("dnode start xnoded already called");
    return 0;
  }
  pData->isStarted = true;
  char dnodeId[8] = {0};
  snprintf(dnodeId, sizeof(dnodeId), "%d", pXnode->dnodeId);
  TAOS_CHECK_GOTO(uv_os_setenv("DNODE_ID", dnodeId), &lino, _exit);
  pData->dnodeId = pXnode->dnodeId;
  pData->clusterId = pXnode->clusterId;
  memset(pData->userPass, 0, sizeof(pData->userPass));
  memcpy(pData->userPass, pXnode->userPass, pXnode->upLen);

  TAOS_CHECK_GOTO(uv_barrier_init(&pData->barrier, 2), &lino, _exit);
  TAOS_CHECK_GOTO(uv_thread_create(&pData->thread, xnodeMgmtWatchXnoded, pData), &lino, _exit);
  (void)uv_barrier_wait(&pData->barrier);
  int32_t err = atomic_load_32(&pData->spawnErr);
  if (err != 0) {
    uv_barrier_destroy(&pData->barrier);
    if (uv_async_send(&pData->stopAsync) != 0) {
      xndError("start xnoded: failed to send stop async");
    }
    if (uv_thread_join(&pData->thread) != 0) {
      xndError("start xnoded: failed to join xnoded thread");
    }
    pData->needCleanUp = false;
    xndInfo("xnoded is cleaned up after spawn err");
    TAOS_CHECK_GOTO(err, &lino, _exit);
  } else {
    pData->needCleanUp = true;
    atomic_store_32(&pData->isStopped, 0);
  }
_exit:
  if (code != 0) {
    xndError("xnoded start failed with lino:%d, code:%d, error: %s", code, lino, uv_strerror(code));
  }
  return code;
}
/**
 * stop xnoded
 * @return
 */
void xnodeMgmtStopXnoded(void) {
  SXnodedData *pData = &xnodedGlobal;
  xndInfo("stopping xnoded, need cleanup:%d, spawn err:%d", pData->needCleanUp, pData->spawnErr);
  if (!pData->needCleanUp || atomic_load_32(&pData->isStopped)) {
    return;
  }
  atomic_store_32(&pData->isStopped, 1);
  pData->needCleanUp = false;
  (void)uv_process_kill(&pData->process, SIGTERM);
  uv_barrier_destroy(&pData->barrier);

  if (uv_thread_join(&pData->thread) != 0) {
    xndError("stop xnoded: failed to join xnoded thread");
  }
  xndInfo("xnoded is cleaned up");

  pData->isStarted = false;

  return;
}

1	/*
2	* Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3	*
4	* This program is free software: you can use, redistribute, and/or modify
5	* it under the terms of the GNU Affero General Public License, version 3
6	* or later ("AGPL"), as published by the Free Software Foundation.
7	*
8	* This program is distributed in the hope that it will be useful, but WITHOUT
9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10	* FITNESS FOR A PARTICULAR PURPOSE.
11	*
12	* You should have received a copy of the GNU Affero General Public License
13	* along with this program. If not, see <http://www.gnu.org/licenses/>.
14	*/
15
16	// clang-format off
17	#include "uv.h"
18	#include "os.h"
19	#include "tarray.h"
20	#include "tglobal.h"
21	#include "txnode.h"
22	#include "txnodeInt.h"
23	#include "osString.h"
24
25	// clang-format on
26
27	extern char **environ;
28
29	#ifdef WINDOWS
30	#define XNODED_DEFAULT_PATH_1 "C:\\TDengine"
31	#define XNODED_DEFAULT_PATH_2 "C:\\TDengine"
32	#define XNODED_DEFAULT_EXEC_NAME "xnoded"
33	#define XNODED_DEFAULT_EXEC "\\xnoded.exe"
34	#else
35	#define XNODED_DEFAULT_PATH_1 "/usr/bin"
36	#define XNODED_DEFAULT_PATH_2 "/usr/local/taos/bin"
37	#define XNODED_DEFAULT_EXEC_NAME "xnoded"
38	#define XNODED_DEFAULT_EXEC "/xnoded"
39	#endif
40
41	#define XNODED_XNODED_PID_NAME ".xnoded.pid"
42
43	typedef struct {
44	bool isStarted;
45	bool needCleanUp;
46	uv_loop_t loop;
47	uv_thread_t thread;
48	uv_barrier_t barrier;
49	uv_process_t process;
50	int32_t spawnErr;
51	uv_pipe_t ctrlPipe;
52	uv_async_t stopAsync;
53	int32_t isStopped;
54	int32_t dnodeId;
55	int64_t clusterId;
56	char userPass[XNODE_USER_PASS_LEN];
57	SEp leaderEp;
58	} SXnodedData;
59
60	SXnodedData xnodedGlobal = {0};
61
62	static int32_t xnodeMgmtSpawnXnoded(SXnodedData *pData);
63
64	static void getXnodedPidPath(char *pipeName, int32_t size) {	442✔
65	#ifdef _WIN32
66	snprintf(pipeName, size, "%s%s", tsDataDir, XNODED_XNODED_PID_NAME);
67	#else
68	snprintf(pipeName, size, "%s%s", tsDataDir, XNODED_XNODED_PID_NAME);	442✔
69	#endif
70	xndDebug("xnode get xnoded pid path:%s", pipeName);	442✔
71	}	442✔
72
73	static void xnodeMgmtXnodedExit(uv_process_t *process, int64_t exitStatus, int32_t termSignal) {	×
74	TAOS_XNODED_MGMT_CHECK_PTR_RVOID(process);	×
75	xndDebug("xnoded process exited with status %" PRId64 ", signal %d", exitStatus, termSignal);	×
UNCOV 76	SXnodedData *pData = process->data;	×
77	if (pData == NULL) {	×
78	xndError("xnoded process data is NULL");	×
79	return;	×
80	}
UNCOV 81	if ((exitStatus == 0 && termSignal == 0) \|\| atomic_load_32(&pData->isStopped)) {	×
82	xndInfo("xnoded process exit due to exit status 0 or dnode-mgmt called stop");	×
83	if (uv_async_send(&pData->stopAsync) != 0) {	×
84	xndError("stop xnoded: failed to send stop async");	×
85	}
UNCOV 86	char xnodedPipeSocket[PATH_MAX] = {0};	×
UNCOV 87	getXnodedPipeName(xnodedPipeSocket, PATH_MAX);	×
88	if (0 != unlink(xnodedPipeSocket)) {	×
89	xndWarn("txnode failed to unlink, socket:%s, err:%s", xnodedPipeSocket, terrstr());	×
90	}
91
UNCOV 92	char *pidPath = xnodedPipeSocket;	×
93	memset(pidPath, 0, PATH_MAX);	×
94	getXnodedPidPath(pidPath, PATH_MAX);	×
95	(void)taosRemoveFile(pidPath);	×
96	} else {
97	xndInfo("xnoded process restart, exit status %" PRId64 ", signal %d", exitStatus, termSignal);	×
UNCOV 98	uv_sleep(2000);	×
UNCOV 99	int32_t code = xnodeMgmtSpawnXnoded(pData);	×
UNCOV 100	if (code != 0) {	×
UNCOV 101	xndError("xnoded process restart failed with code:%d", code);	×
102	}
103	}
104	}
105	void killPreXnoded() {	442✔
106	char buf[PATH_MAX] = {0};	442✔
107	getXnodedPidPath(buf, sizeof(buf));	442✔
108
109	TdFilePtr pFile = NULL;	442✔
110	pFile = taosOpenFile(buf, TD_FILE_READ);	442✔
111	if (pFile == NULL) {	442✔
112	xndWarn("xnode failed to open xnoded pid file:%s, file may not exist", buf);	442✔
113	return;	442✔
114	}
UNCOV 115	int64_t readSize = taosReadFile(pFile, buf, sizeof(buf));	×
116	if (readSize <= 0) {	×
117	if (readSize < 0) {	×
UNCOV 118	xndError("xnode failed to read len from file:%p since %s", pFile, terrstr());	×
119	}
UNCOV 120	(void)taosCloseFile(&pFile);	×
121	return;	×
122	}
123	(void)taosCloseFile(&pFile);	×
124
125	int32_t pid = taosStr2Int32(buf, NULL, 10);	×
UNCOV 126	int result = uv_kill((uv_pid_t)pid, SIGTERM);	×
127	if (result != 0) {	×
UNCOV 128	if (result != UV_ESRCH) {	×
UNCOV 129	xndError("xnode failed to kill process %d: %s", pid, uv_strerror(result));	×
130	}
131	return;	×
132	}
133	}
134
135	void saveXnodedPid(int32_t pid) {	×
136	char buf[PATH_MAX] = {0};	×
137	getXnodedPidPath(buf, sizeof(buf));	×
138	TdFilePtr testFilePtr = taosCreateFile(buf, TD_FILE_CREATE \| TD_FILE_WRITE \| TD_FILE_READ \| TD_FILE_TRUNC);	×
UNCOV 139	snprintf(buf, PATH_MAX, "%d", pid);	×
UNCOV 140	(void)taosWriteFile(testFilePtr, buf, strlen(buf));	×
UNCOV 141	(void)taosCloseFile(&testFilePtr);	×
UNCOV 142	}	×
143
144	static void locateXnodedExecFile(char *path) {	442✔
145	if (tsProcPath == NULL) {	442✔
UNCOV 146	path[0] = '.';	×
147	#ifdef WINDOWS
148	GetModuleFileName(NULL, path, PATH_MAX);
149	#elif defined(_TD_DARWIN_64)
150	uint32_t pathSize = sizeof(path);
151	_NSGetExecutablePath(path, &pathSize);
152	#endif
153	} else {
154	TAOS_STRNCPY(path, tsProcPath, PATH_MAX);	442✔
155	}
156
157	TAOS_DIRNAME(path);	442✔
158	if (strlen(path) != 0) {	442✔
159	TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);	442✔
160	if (taosCheckExistFile(path)) {	442✔
UNCOV 161	goto _ok;	×
162	}
163	xndDebug("can't find xnoded exec file:%s", path);	442✔
164	path[0] = '\0';	442✔
165	}
166
167	TAOS_STRCAT(path, XNODED_DEFAULT_PATH_1);	442✔
168	TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);	442✔
169	if (taosCheckExistFile(path)) {	442✔
UNCOV 170	goto _ok;	×
171	}
172	xndDebug("can't find xnoded exec file:%s", path);	442✔
173	path[0] = '\0';	442✔
174
175	TAOS_STRCAT(path, XNODED_DEFAULT_PATH_2);	442✔
176	TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);	442✔
177	if (taosCheckExistFile(path)) {	442✔
UNCOV 178	goto _ok;	×
179	}
180	xndDebug("can't find xnoded exec file:%s", path);	442✔
181	path[0] = '\0';	442✔
182
183	path[0] = '.';	442✔
184	path[1] = '\0';	442✔
185	TAOS_STRCAT(path, XNODED_DEFAULT_EXEC);	442✔
186	if (taosCheckExistFile(path)) {	442✔
UNCOV 187	goto _ok;	×
188	}
189	xndDebug("can't find xnoded exec file:%s", path);	442✔
190	path[0] = '\0';	442✔
191
192	TAOS_STRNCPY(path, XNODED_DEFAULT_EXEC_NAME, PATH_MAX);	442✔
193	xndInfo("can't find xnoded file, use default exec command:%s", path);	442✔
194
UNCOV 195	_ok:	×
196	xndInfo("find xnoded exec file:%s", path);	442✔
197	return;	442✔
198	}
199
200	static int32_t xnodeMgmtSpawnXnoded(SXnodedData *pData) {	442✔
201	xndDebug("start to init xnoded");	442✔
202	TAOS_XNODED_MGMT_CHECK_PTR_RCODE(pData);	884✔
203
204	int32_t err = 0;	442✔
205	uv_process_options_t options = {0};	442✔
206
207	char path[PATH_MAX] = {0};	442✔
208	locateXnodedExecFile(path);	442✔
209
210	xndInfo("xnode mgmt spawn xnoded path: %s", path);	442✔
211	// char *argsXnoded[] = {path, "-c", configDir, "-d", dnodeId, NULL};
212	char *argsXnoded[] = {path, NULL};	442✔
213	options.args = argsXnoded;	442✔
214	options.file = path;	442✔
215
216	options.exit_cb = xnodeMgmtXnodedExit;	442✔
217
218	killPreXnoded();	442✔
219
220	char xnodedPipeSocket[PATH_MAX] = {0};	442✔
221	getXnodedPipeName(xnodedPipeSocket, PATH_MAX);	442✔
222	if (0 != unlink(xnodedPipeSocket)) {	442✔
223	xndWarn("txnode failed to unlink, ignore if first time, socket:%s, err:%s", xnodedPipeSocket, terrstr());	442✔
224	}
225
226	TAOS_UV_LIB_ERROR_RET(uv_pipe_init(&pData->loop, &pData->ctrlPipe, 1));	442✔
227
228	uv_stdio_container_t child_stdio[3];	442✔
229	child_stdio[0].flags = UV_CREATE_PIPE \| UV_READABLE_PIPE;	442✔
230	child_stdio[0].data.stream = (uv_stream_t *)&pData->ctrlPipe;	442✔
231	child_stdio[1].flags = UV_IGNORE;	442✔
232	child_stdio[2].flags = UV_INHERIT_FD;	442✔
233	child_stdio[2].data.fd = 2;	442✔
234	options.stdio_count = 3;	442✔
235	options.stdio = child_stdio;	442✔
236
237	options.flags = UV_PROCESS_DETACHED;	442✔
238
239	char xnodedCfgDir[PATH_MAX] = {0};	442✔
240	snprintf(xnodedCfgDir, PATH_MAX, "%s=%s", "XNODED_CFG_DIR", configDir);	442✔
241	char xnodedLogDir[PATH_MAX] = {0};	442✔
242	snprintf(xnodedLogDir, PATH_MAX, "%s=%s", "XNODED_LOG_DIR", tsLogDir);	442✔
243	char dnodeIdEnvItem[64] = {0};	442✔
244	snprintf(dnodeIdEnvItem, 64, "%s=%s:%d", "XNODED_LEADER_EP", pData->leaderEp.fqdn, pData->leaderEp.port);	442✔
245	char xnodedUserPass[XNODE_USER_PASS_LEN] = {0};	442✔
246	snprintf(xnodedUserPass, XNODE_USER_PASS_LEN, "%s=%s", "XNODED_USER_PASS", pData->userPass);	442✔
247	char xnodeClusterId[32] = {0};	442✔
248	snprintf(xnodeClusterId, 32, "%s=%" PRIu64, "XNODED_CLUSTER_ID", pData->clusterId);	442✔
249	char xnodePipeSocket[PATH_MAX + 64] = {0};	442✔
250	snprintf(xnodePipeSocket, PATH_MAX + 64, "%s=%s", "XNODED_LISTEN", xnodedPipeSocket);	442✔
251
252	char xnodedLogLevel[32] = {0};	442✔
253	if (xndDebugFlag & DEBUG_INFO) {	442✔
254	snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "info");	442✔
255	}
256	if (xndDebugFlag & DEBUG_DEBUG) {	442✔
UNCOV 257	snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "debug");	×
258	}
259	if (xndDebugFlag & DEBUG_TRACE) {	442✔
UNCOV 260	snprintf(xnodedLogLevel, 32, "%s=%s", "XNODED_LOG_LEVEL", "trace");	×
261	}
262
263	xndDebug("txnode env: leader ep: %s, user pass:%s, pipe socket:%s, log level:%s", dnodeIdEnvItem, xnodedUserPass,	442✔
264	xnodePipeSocket, xnodedLogLevel);
265
266	char *envXnoded[] = {xnodedCfgDir, xnodedLogDir, dnodeIdEnvItem, xnodedUserPass,	442✔
267	xnodeClusterId, xnodePipeSocket, xnodedLogLevel, NULL};
268
269	char **envXnodedWithPEnv = NULL;	442✔
270	if (environ != NULL) {	442✔
271	int32_t lenEnvXnoded = ARRAY_SIZE(envXnoded);	442✔
272	int32_t numEnviron = 0;	442✔
273	while (environ[numEnviron] != NULL) {	13,702✔
274	numEnviron++;	13,260✔
275	}
276
277	envXnodedWithPEnv = (char *)taosMemoryCalloc(numEnviron + lenEnvXnoded, sizeof(char ));	442✔
278	if (envXnodedWithPEnv == NULL) {	442✔
UNCOV 279	err = TSDB_CODE_OUT_OF_MEMORY;	×
UNCOV 280	goto _OVER;	×
281	}
282
283	for (int32_t i = 0; i < numEnviron; i++) {	13,702✔
284	int32_t len = strlen(environ[i]) + 1;	13,260✔
285	xndDebug("xnoded exec env: %s", environ[i]);	13,260✔
286	envXnodedWithPEnv[i] = (char *)taosMemoryCalloc(len, 1);	13,260✔
287	if (envXnodedWithPEnv[i] == NULL) {	13,260✔
288	err = TSDB_CODE_OUT_OF_MEMORY;	×
UNCOV 289	goto _OVER;	×
290	}
291
292	tstrncpy(envXnodedWithPEnv[i], environ[i], len);	13,260✔
293	}
294
295	for (int32_t i = 0; i < lenEnvXnoded; i++) {	3,978✔
296	if (envXnoded[i] != NULL) {	3,536✔
297	int32_t len = strlen(envXnoded[i]) + 1;	3,094✔
298	envXnodedWithPEnv[numEnviron + i] = (char *)taosMemoryCalloc(len, 1);	3,094✔
299	if (envXnodedWithPEnv[numEnviron + i] == NULL) {	3,094✔
UNCOV 300	err = TSDB_CODE_OUT_OF_MEMORY;	×
UNCOV 301	goto _OVER;	×
302	}
303
304	tstrncpy(envXnodedWithPEnv[numEnviron + i], envXnoded[i], len);	3,094✔
305	}
306	}
307	envXnodedWithPEnv[numEnviron + lenEnvXnoded - 1] = NULL;	442✔
308
309	options.env = envXnodedWithPEnv;	442✔
310	} else {
311	options.env = envXnoded;	×
312	}
313
314	err = uv_spawn(&pData->loop, &pData->process, &options);	442✔
315	pData->process.data = (void *)pData;	442✔
316	if (err != 0) {	442✔
317	xndError("can not spawn xnoded. path: %s, error: %s", path, uv_strerror(err));	442✔
318	} else {
UNCOV 319	xndInfo("xnoded is initialized, xnoded pid: %d", pData->process.pid);	×
UNCOV 320	saveXnodedPid(pData->process.pid);	×
321	}
322
323	_OVER:	442✔
324	// if (taosFqdnEnvItem) {
325	// taosMemoryFree(taosFqdnEnvItem);
326	// }
327
328	if (envXnodedWithPEnv != NULL) {	442✔
329	int32_t i = 0;	442✔
330	while (envXnodedWithPEnv[i] != NULL) {	16,796✔
331	taosMemoryFree(envXnodedWithPEnv[i]);	16,354✔
332	i++;	16,354✔
333	}
334	taosMemoryFree(envXnodedWithPEnv);	442✔
335	}
336
337	return err;	442✔
338	}
339
UNCOV 340	static void xnodeMgmtXnodedCloseWalkCb(uv_handle_t handle, void arg) {	×
UNCOV 341	TAOS_XNODED_MGMT_CHECK_PTR_RVOID(handle);	×
342	if (!uv_is_closing(handle)) {	×
343	uv_close(handle, NULL);	×
344	}
345	}
346
UNCOV 347	static void xnodeMgmtXnodedStopAsyncCb(uv_async_t *async) {	×
UNCOV 348	TAOS_XNODED_MGMT_CHECK_PTR_RVOID(async);	×
UNCOV 349	SXnodedData *pData = async->data;	×
UNCOV 350	uv_stop(&pData->loop);	×
351	}
352
353	static void xnodeMgmtWatchXnoded(void *args) {	221✔
354	TAOS_XNODED_MGMT_CHECK_PTR_RVOID(args);	442✔
355	SXnodedData *pData = args;	221✔
356	TAOS_UV_CHECK_ERRNO(uv_loop_init(&pData->loop));	221✔
357	TAOS_UV_CHECK_ERRNO(uv_async_init(&pData->loop, &pData->stopAsync, xnodeMgmtXnodedStopAsyncCb));	221✔
358	pData->stopAsync.data = pData;	221✔
359	TAOS_UV_CHECK_ERRNO(xnodeMgmtSpawnXnoded(pData));	221✔
UNCOV 360	atomic_store_32(&pData->spawnErr, 0);	×
361	(void)uv_barrier_wait(&pData->barrier);	×
UNCOV 362	int32_t num = uv_run(&pData->loop, UV_RUN_DEFAULT);	×
UNCOV 363	xndInfo("xnoded loop exit with %d active handles, line:%d", num, __LINE__);	×
364
UNCOV 365	uv_walk(&pData->loop, xnodeMgmtXnodedCloseWalkCb, NULL);	×
UNCOV 366	num = uv_run(&pData->loop, UV_RUN_DEFAULT);	×
UNCOV 367	xndInfo("xnoded loop exit with %d active handles, line:%d", num, __LINE__);	×
UNCOV 368	if (uv_loop_close(&pData->loop) != 0) {	×
UNCOV 369	xndError("xnoded loop close failed, lino:%d", __LINE__);	×
370	}
UNCOV 371	return;	×
372
373	_exit:	221✔
374	if (terrno != 0) {	221✔
375	(void)uv_barrier_wait(&pData->barrier);	221✔
376	atomic_store_32(&pData->spawnErr, terrno);	221✔
377	if (uv_loop_close(&pData->loop) != 0) {	221✔
378	xndError("xnoded loop close failed, lino:%d", __LINE__);	221✔
379	}
380
381	xndError("xnoded thread exit with code:%d lino:%d", terrno, __LINE__);	221✔
382	terrno = TSDB_CODE_XNODE_UV_EXEC_FAILURE;	221✔
383	}
384	}
385
386	/**
387	* start xnoded that serves xnode function invocation under dnode startDnodeId
388	* @param startDnodeId
389	* @return
390	*/
391	int32_t xnodeMgmtStartXnoded(SXnode *pXnode) {	221✔
392	int32_t code = 0, lino = 0;	221✔
393
394	SXnodedData *pData = &xnodedGlobal;	221✔
395	pData->leaderEp = pXnode->ep;	221✔
396	if (pData->isStarted) {	221✔
UNCOV 397	xndInfo("dnode start xnoded already called");	×
UNCOV 398	return 0;	×
399	}
400	pData->isStarted = true;	221✔
401	char dnodeId[8] = {0};	221✔
402	snprintf(dnodeId, sizeof(dnodeId), "%d", pXnode->dnodeId);	221✔
403	TAOS_CHECK_GOTO(uv_os_setenv("DNODE_ID", dnodeId), &lino, _exit);	221✔
404	pData->dnodeId = pXnode->dnodeId;	221✔
405	pData->clusterId = pXnode->clusterId;	221✔
406	memset(pData->userPass, 0, sizeof(pData->userPass));	221✔
407	memcpy(pData->userPass, pXnode->userPass, pXnode->upLen);	221✔
408
409	TAOS_CHECK_GOTO(uv_barrier_init(&pData->barrier, 2), &lino, _exit);	221✔
410	TAOS_CHECK_GOTO(uv_thread_create(&pData->thread, xnodeMgmtWatchXnoded, pData), &lino, _exit);	221✔
411	(void)uv_barrier_wait(&pData->barrier);	221✔
412	int32_t err = atomic_load_32(&pData->spawnErr);	221✔
413	if (err != 0) {	221✔
414	uv_barrier_destroy(&pData->barrier);	221✔
415	if (uv_async_send(&pData->stopAsync) != 0) {	221✔
UNCOV 416	xndError("start xnoded: failed to send stop async");	×
417	}
418	if (uv_thread_join(&pData->thread) != 0) {	221✔
UNCOV 419	xndError("start xnoded: failed to join xnoded thread");	×
420	}
421	pData->needCleanUp = false;	221✔
422	xndInfo("xnoded is cleaned up after spawn err");	221✔
423	TAOS_CHECK_GOTO(err, &lino, _exit);	221✔
424	} else {
UNCOV 425	pData->needCleanUp = true;	×
UNCOV 426	atomic_store_32(&pData->isStopped, 0);	×
427	}
428	_exit:	221✔
429	if (code != 0) {	221✔
430	xndError("xnoded start failed with lino:%d, code:%d, error: %s", code, lino, uv_strerror(code));	221✔
431	}
432	return code;	221✔
433	}
434	/**
435	* stop xnoded
436	* @return
437	*/
438	void xnodeMgmtStopXnoded(void) {	636,008✔
439	SXnodedData *pData = &xnodedGlobal;	636,008✔
440	xndInfo("stopping xnoded, need cleanup:%d, spawn err:%d", pData->needCleanUp, pData->spawnErr);	636,008✔
441	if (!pData->needCleanUp \|\| atomic_load_32(&pData->isStopped)) {	636,008✔
442	return;	636,008✔
443	}
UNCOV 444	atomic_store_32(&pData->isStopped, 1);	×
UNCOV 445	pData->needCleanUp = false;	×
UNCOV 446	(void)uv_process_kill(&pData->process, SIGTERM);	×
UNCOV 447	uv_barrier_destroy(&pData->barrier);	×
448
UNCOV 449	if (uv_thread_join(&pData->thread) != 0) {	×
UNCOV 450	xndError("stop xnoded: failed to join xnoded thread");	×
451	}
UNCOV 452	xndInfo("xnoded is cleaned up");	×
453
UNCOV 454	pData->isStarted = false;	×
455
UNCOV 456	return;	×
457	}

taosdata / TDengine / #4935

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