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MCOL-4337 Controllernode now tries to establish connections to

Browse Source 
all workernodes when initialising
There is a new corresponding XML config options
DBRM_Controller.WorkerConnectionTimeout that controls how long
controllernode waits for wns before it proceeds
This commit is contained in:
Roman Nozdrin
2020-10-08 12:09:35 +00:00
parent d85fc579ba
commit cfce821513
5 changed files with 96 additions and 371 deletions
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102
versioning/BRM/controllernode.rc
View File

@ -1,102 +0,0 @@
// Microsoft Visual C++ generated resource script.
//
#include "resource.h"
#define APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 2 resource.
//
#include "afxres.h"
/////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
// English (U.S.) resources
#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
#ifdef _WIN32
LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
#pragma code_page(1252)
#endif //_WIN32
#ifdef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// TEXTINCLUDE
//
1 TEXTINCLUDE
BEGIN
"resource.h\0"
END
2 TEXTINCLUDE
BEGIN
"#include ""afxres.h""\r\n"
"\0"
END
3 TEXTINCLUDE
BEGIN
"\r\n"
"\0"
END
#endif // APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Version
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 4,6,0,0
PRODUCTVERSION 4,6,0,0
FILEFLAGSMASK 0x17L
#ifdef _DEBUG
FILEFLAGS 0x1L
#else
FILEFLAGS 0x0L
#endif
FILEOS 0x4L
FILETYPE 0x1L
FILESUBTYPE 0x0L
BEGIN
BLOCK "StringFileInfo"
BEGIN
BLOCK "040904b0"
BEGIN
VALUE "CompanyName", "InfiniDB, Inc."
VALUE "FileDescription", "InfiniDB DBRM Controller Node"
VALUE "FileVersion", "4.6.0-0"
VALUE "InternalName", "controllernode"
VALUE "LegalCopyright", "Copyright (C) 2014"
VALUE "OriginalFilename", "controllernode.exe"
VALUE "ProductName", "InfiniDB"
VALUE "ProductVersion", "4.6.0.0 Beta"
END
END
BLOCK "VarFileInfo"
BEGIN
VALUE "Translation", 0x409, 1200
END
END
#endif // English (U.S.) resources
/////////////////////////////////////////////////////////////////////////////
#ifndef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 3 resource.
//
/////////////////////////////////////////////////////////////////////////////
#endif // not APSTUDIO_INVOKED

102
versioning/BRM/libbrm.rc
View File

@ -1,102 +0,0 @@
// Microsoft Visual C++ generated resource script.
//
#include "resource.h"
#define APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 2 resource.
//
#include "afxres.h"
/////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
// English (U.S.) resources
#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
#ifdef _WIN32
LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
#pragma code_page(1252)
#endif //_WIN32
#ifdef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// TEXTINCLUDE
//
1 TEXTINCLUDE
BEGIN
"resource.h\0"
END
2 TEXTINCLUDE
BEGIN
"#include ""afxres.h""\r\n"
"\0"
END
3 TEXTINCLUDE
BEGIN
"\r\n"
"\0"
END
#endif // APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Version
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 4,6,0,0
PRODUCTVERSION 4,6,0,0
FILEFLAGSMASK 0x17L
#ifdef _DEBUG
FILEFLAGS 0x1L
#else
FILEFLAGS 0x0L
#endif
FILEOS 0x4L
FILETYPE 0x2L
FILESUBTYPE 0x0L
BEGIN
BLOCK "StringFileInfo"
BEGIN
BLOCK "040904b0"
BEGIN
VALUE "CompanyName", "InfiniDB, Inc."
VALUE "FileDescription", "InfiniDB BRM API"
VALUE "FileVersion", "4.6.0-0"
VALUE "InternalName", "libbrm"
VALUE "LegalCopyright", "Copyright (C) 2014"
VALUE "OriginalFilename", "libbrm.dll"
VALUE "ProductName", "InfiniDB"
VALUE "ProductVersion", "4.6.0.0 Beta"
END
END
BLOCK "VarFileInfo"
BEGIN
VALUE "Translation", 0x409, 1200
END
END
#endif // English (U.S.) resources
/////////////////////////////////////////////////////////////////////////////
#ifndef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 3 resource.
//
/////////////////////////////////////////////////////////////////////////////
#endif // not APSTUDIO_INVOKED

148
versioning/BRM/masterdbrmnode.cpp
View File

@ -140,22 +140,9 @@ MasterDBRMNode& MasterDBRMNode::operator=(const MasterDBRMNode& m)
void MasterDBRMNode::initMsgQueues(config::Config* config)
{
string stmp;
int ltmp;
char ctmp[50];
int i;
stmp = config->getConfig("DBRM_Controller", "NumWorkers");
if (stmp.length() == 0)
throw runtime_error("MasterDBRMNode::initMsgQueues(): config file error looking for <DBRM_Controller><NumWorkers>");
ltmp = static_cast<int>(config::Config::fromText(stmp));
if (ltmp < 1)
throw runtime_error("MasterDBRMNode::initMsgQueues(): Bad NumWorkers value");
NumWorkers = ltmp;
std::string methodName("MasterDBRMNode::initMsgQueues()");
size_t connectTimeoutSecs = 0;
getNumWorkersAndTimeout(connectTimeoutSecs, methodName, config);
serverLock.lock();
@ -171,12 +158,81 @@ void MasterDBRMNode::initMsgQueues(config::Config* config)
serverLock.unlock();
for (i = 1; i <= NumWorkers; i++)
connectToWorkers(connectTimeoutSecs);
}
void MasterDBRMNode::getNumWorkersAndTimeout(size_t& connectTimeoutSecs,
const std::string& methodName,
config::Config* config)
{
snprintf(ctmp, 50, "DBRM_Worker%d", i);
string stmp;
int ltmp;
connectTimeoutSecs = 30; // default
stmp = config->getConfig("DBRM_Controller", "NumWorkers");
if (stmp.length() == 0)
throw runtime_error(methodName +
": config file error looking for <DBRM_Controller><NumWorkers>");
ltmp = static_cast<int>(config::Config::fromText(stmp));
if (ltmp < 1)
throw runtime_error(methodName + ": Bad NumWorkers value");
NumWorkers = ltmp;
stmp = config->getConfig("DBRM_Controller", "WorkerConnectionTimeout");
if (stmp.length() > 0)
{
ltmp = static_cast<int>(config::Config::fromText(stmp));
if (ltmp > 1)
connectTimeoutSecs = ltmp;
}
}
void MasterDBRMNode::connectToWorkers(const size_t connectTimeoutSecs)
{
size_t timeoutMsecs = connectTimeoutSecs * 1000000;
size_t timeSpent = 0;
int workersOnline = 0;
bool initialRun = true;
while (timeoutMsecs > timeSpent && workersOnline < NumWorkers)
{
char ctmp[50];
for (int i = 0; i < NumWorkers; i++)
{
snprintf(ctmp, sizeof(ctmp), "DBRM_Worker%d", i+1);
std::string module(ctmp);
if (static_cast<int>(slaves.size()) < NumWorkers)
{
slaves.push_back(MessageQueueClientPool::getInstance(module));
}
if (!slaves[i]->isConnected())
{
if (!slaves[i]->connect())
{
// first iteration
if (initialRun)
log("DBRM Controller: Warning: could not connect to " + module,
logging::LOG_TYPE_WARNING);
}
else
{
log("DBRM Controller: Connected to " + module,
logging::LOG_TYPE_DEBUG);
workersOnline++;
}
}
}
if (initialRun)
initialRun = false;
if (workersOnline < NumWorkers)
{
usleep(connectTimeoutStep);
timeSpent += connectTimeoutStep;
}
}
}
void MasterDBRMNode::stop()
@ -1238,17 +1294,17 @@ void MasterDBRMNode::doReload(messageqcpp::IOSocket* sock)
*/
ByteStream reply;
string stmp;
int ltmp;
char ctmp[50];
int i;
config::Config* config = config::Config::makeConfig();
log("Reloading", LOG_TYPE_INFO);
stmp = config->getConfig("DBRM_Controller", "NumWorkers");
if (stmp.length() == 0)
std::string methodName("MasterDBRMNode::doReload()");
size_t connectTimeoutSecs = 0;
try
{
getNumWorkersAndTimeout(connectTimeoutSecs, methodName, config);
}
catch (std::exception&)
{
reply << (uint8_t) ERR_FAILURE;
@ -1258,40 +1314,18 @@ void MasterDBRMNode::doReload(messageqcpp::IOSocket* sock)
}
catch (exception&) { }
throw runtime_error("MasterDBRMNode::doReload(): config file error looking for <DBRM_Controller><NumWorkers>");
throw;
}
ltmp = static_cast<int>(config::Config::fromText(stmp));
if (ltmp < 1)
{
reply << (uint8_t) ERR_FAILURE;
try
{
sock->write(reply);
}
catch (exception&) { }
throw runtime_error("MasterDBRMNode::doReload(): Bad NumWorkers value");
}
for (i = 0; i < (int) slaves.size(); i++)
for (int i = 0; i < (int) slaves.size(); i++)
{
MessageQueueClientPool::deleteInstance(slaves[i]);
slaves[i] = NULL;
slaves[i] = nullptr;
}
slaves.clear();
NumWorkers = ltmp;
for (i = 1; i <= NumWorkers; i++)
{
snprintf(ctmp, 50, "DBRM_Worker%d", i);
std::string module(ctmp);
slaves.push_back(MessageQueueClientPool::getInstance(module));
}
connectToWorkers(connectTimeoutSecs);
iSlave = slaves.end();
undo();
@ -1306,18 +1340,6 @@ void MasterDBRMNode::doReload(messageqcpp::IOSocket* sock)
}
catch (exception&) { }
/* Asynchronous version
ByteStream reply;
reply << (uint8_t) ERR_OK;
try {
sock->write(reply);
}
catch (exception&) { }
// sock->close();
reloadCmd = true;
*/
}
void MasterDBRMNode::doVerID(ByteStream& msg, ThreadParams* p)

9
versioning/BRM/masterdbrmnode.h
View File

@ -81,6 +81,8 @@ namespace BRM
* \endcode
*/
constexpr size_t connectTimeoutStep = 50000;
class MasterDBRMNode
{
public:
@ -140,6 +142,13 @@ public:
{
return readOnly;
}
/** @brief Connects to the all workers */
void connectToWorkers(const size_t connectTimeoutSecs);
/** @brief Extracts number of workers and connection timeout from the config */
void getNumWorkersAndTimeout(size_t& connectTimeoutSecs,
const std::string& methodName,
config::Config* config);
private:

102
versioning/BRM/workernode.rc
View File

@ -1,102 +0,0 @@
// Microsoft Visual C++ generated resource script.
//
#include "resource.h"
#define APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 2 resource.
//
#include "afxres.h"
/////////////////////////////////////////////////////////////////////////////
#undef APSTUDIO_READONLY_SYMBOLS
/////////////////////////////////////////////////////////////////////////////
// English (U.S.) resources
#if !defined(AFX_RESOURCE_DLL) || defined(AFX_TARG_ENU)
#ifdef _WIN32
LANGUAGE LANG_ENGLISH, SUBLANG_ENGLISH_US
#pragma code_page(1252)
#endif //_WIN32
#ifdef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// TEXTINCLUDE
//
1 TEXTINCLUDE
BEGIN
"resource.h\0"
END
2 TEXTINCLUDE
BEGIN
"#include ""afxres.h""\r\n"
"\0"
END
3 TEXTINCLUDE
BEGIN
"\r\n"
"\0"
END
#endif // APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Version
//
VS_VERSION_INFO VERSIONINFO
FILEVERSION 4,6,0,0
PRODUCTVERSION 4,6,0,0
FILEFLAGSMASK 0x17L
#ifdef _DEBUG
FILEFLAGS 0x1L
#else
FILEFLAGS 0x0L
#endif
FILEOS 0x4L
FILETYPE 0x1L
FILESUBTYPE 0x0L
BEGIN
BLOCK "StringFileInfo"
BEGIN
BLOCK "040904b0"
BEGIN
VALUE "CompanyName", "InfiniDB, Inc."
VALUE "FileDescription", "InfiniDB DBRM Worker Node"
VALUE "FileVersion", "4.6.0-0"
VALUE "InternalName", "workernode"
VALUE "LegalCopyright", "Copyright (C) 2014"
VALUE "OriginalFilename", "workernode.exe"
VALUE "ProductName", "InfiniDB"
VALUE "ProductVersion", "4.6.0.0 Beta"
END
END
BLOCK "VarFileInfo"
BEGIN
VALUE "Translation", 0x409, 1200
END
END
#endif // English (U.S.) resources
/////////////////////////////////////////////////////////////////////////////
#ifndef APSTUDIO_INVOKED
/////////////////////////////////////////////////////////////////////////////
//
// Generated from the TEXTINCLUDE 3 resource.
//
/////////////////////////////////////////////////////////////////////////////
#endif // not APSTUDIO_INVOKED