C++ Owned::commit方法代码示例

IPropertyTree *getPkgSetRegistry(const char *process, bool readonly)
{
    Owned<IRemoteConnection> globalLock = querySDS().connect("/PackageSets/", myProcessSession(), RTM_LOCK_WRITE|RTM_CREATE_QUERY, SDS_LOCK_TIMEOUT);
    if (!globalLock)
        throw MakeStringException(PKG_DALI_LOOKUP_ERROR, "Unable to connect to PackageSet information in dali /PackageSets");
    IPropertyTree *pkgSets = globalLock->queryRoot();
    if (!pkgSets)
        throw MakeStringException(PKG_DALI_LOOKUP_ERROR, "Unable to open PackageSet information in dali /PackageSets");

    if (!process || !*process)
        process = "*";
    StringBuffer id;
    buildPkgSetId(id, process);

    //Only lock the branch for the target we're interested in.
    VStringBuffer xpath("/PackageSets/PackageSet[@id='%s']", id.str());
    Owned<IRemoteConnection> conn = querySDS().connect(xpath.str(), myProcessSession(), readonly ? RTM_LOCK_READ : RTM_LOCK_WRITE, SDS_LOCK_TIMEOUT);
    if (!conn)
    {
        if (readonly)
            return NULL;

        Owned<IPropertyTree> pkgSet = createPTree();
        pkgSet->setProp("@id", id.str());
        pkgSet->setProp("@process", process);
        pkgSets->addPropTree("PackageSet", pkgSet.getClear());
        globalLock->commit();

        conn.setown(querySDS().connect(xpath.str(), myProcessSession(), RTM_LOCK_WRITE, SDS_LOCK_TIMEOUT));
    }

    return (conn) ? conn->getRoot() : NULL;
}

bool WuResubmit(const char *wuid)
{
    Owned<IWorkUnitFactory> factory = getWorkUnitFactory();
    Owned<IWorkUnit> wu = factory->updateWorkUnit(wuid);
    if (!wu)
    {
        ERRLOG("WuResubmit(%s): could not find workunit",wuid);
        return false;
    }
    if (wu->getState()!=WUStateFailed)
    {
        ERRLOG("WuResubmit(%s): could not resubmit as workunit state is '%s'", wuid, wu->queryStateDesc());
        return false;
    }
    SCMStringBuffer token;
    wu->getSecurityToken(token);
    SCMStringBuffer user;
    SCMStringBuffer password;
    extractToken(token.str(), wuid, user, password);
    wu->resetWorkflow();
    wu->setState(WUStateSubmitted);
    wu->commit();
    wu.clear();
    submitWorkUnit(wuid,user.str(),password.str());

    PROGLOG("WuResubmit(%s): resubmitted",wuid);
    return true;
}

void cleanupWorkUnitSchedule()
{
    Owned<IRemoteConnection> conn = querySDS().connect("/Schedule", myProcessSession(), RTM_LOCK_WRITE, connectionTimeout);
    if(!conn) return;
    Owned<IPropertyTree> root(conn->queryRoot()->getBranch("."));
    recursiveCleanup(root, 2);
    conn->commit();
    cleanupSchedulerList(root);
}

IXRefNode * CXRefNodeManager::CreateXRefNode(const char* NodeName)
{
    Owned<IRemoteConnection> conn = querySDS().connect("/DFU/XREF",myProcessSession(),RTM_CREATE_QUERY|RTM_LOCK_WRITE ,INFINITE);
    IPropertyTree* xref_ptree = conn->queryRoot();
    IPropertyTree* cluster_ptree = xref_ptree->addPropTree("Cluster", createPTree());
    cluster_ptree->setProp("@name",NodeName);
    conn->commit();
    conn->changeMode(RTM_NONE);
    return new CXRefNode(NodeName,conn);
}

int CEclAgentExecutionServer::executeWorkunit(const char * wuid)
{
    //build eclagent command line
    StringBuffer command;

#ifdef _WIN32
    command.append(".\\eclagent.exe");
#else
    command.append("start_eclagent");
#endif

    StringBuffer cmdLine = command;
    cmdLine.append(" WUID=").append(wuid).append(" DALISERVERS=").append(daliServers);

    DWORD runcode;
    PROGLOG("AgentExec: Executing '%s'", cmdLine.str());
#ifdef _WIN32
    bool success = invoke_program(cmdLine.str(), runcode, false, NULL, NULL);
#else
    //specify "wait" to eliminate linux zombies. Waits for the startup script to 
    //complete (not eclagent), because script starts eclagent in the background
    bool success = invoke_program(cmdLine.str(), runcode, true, NULL, NULL);
#endif
    if (success)
    { 
        if (runcode != 0)
            PROGLOG("Process failed during execution: %s error(%"I64F"i)", cmdLine.str(), (unsigned __int64) runcode);
        else
            PROGLOG("Execution started");
    }
    else
    {
        Owned<IWorkUnitFactory> factory = getWorkUnitFactory();
        Owned<IWorkUnit> workunit = factory->updateWorkUnit(wuid);
        if (workunit)
        {
            workunit->setState(WUStateFailed);
            workunit->commit();
        }
        PROGLOG("Process failed to start: %s", cmdLine.str());
    }

    return success && runcode == 0;
}