C++ Owned::getClusterName方法代码示例

bool QueryDataSource::createBrowseWU()
{
    StringAttr dataset, datasetDefs;
    StringAttrAdaptor a1(dataset), a2(datasetDefs);
    wuResult->getResultDataset(a1, a2);

    if (!dataset || !datasetDefs)
        return false;
    StringBuffer fullText;
    fullText.append(datasetDefs).append(dataset);
    OwnedHqlExpr parsed = parseQuery(fullText.str());
    if (!parsed)
        return false;

    HqlExprAttr selectFields = parsed.getLink();
    if (selectFields->getOperator() == no_output)
        selectFields.set(selectFields->queryChild(0));

    OwnedHqlExpr browseWUcode = buildQueryViewerEcl(selectFields);
    if (!browseWUcode)
        return false;
    returnedRecord.set(browseWUcode->queryChild(0)->queryRecord());

    StringAttr tempAttr;
    StringAttrAdaptor temp(tempAttr);
    Owned<IWorkUnitFactory> factory = getWorkUnitFactory();
    Owned<IConstWorkUnit> parent = factory->openWorkUnit(wuid, false);

    SCMStringBuffer user;
    StringAttrAdaptor acluster(cluster);
    parent->getClusterName(acluster);
    parent->getUser(user);

    Owned<IWorkUnit> workunit = factory->createWorkUnit(NULL, "fileViewer", user.str());
    workunit->setUser(user.str());
    workunit->setClusterName(cluster);
    workunit->setCustomerId(parent->getCustomerId(temp).str());
    workunit->setCompareMode(CompareModeOff);   // ? parent->getCompareMode()
    StringAttrAdaptor bwa(browseWuid); workunit->getWuid(bwa);

    workunit->setDebugValueInt("importImplicitModules", false, true);
    workunit->setDebugValueInt("importAllModules", false, true);
    workunit->setDebugValueInt("forceFakeThor", 1, true);

    StringBuffer jobName;
    jobName.append("FileView for ").append(wuid).append(":").append("x");
    workunit->setJobName(jobName.str());

    StringBuffer eclText;
    toECL(browseWUcode, eclText, true);
    Owned<IWUQuery> query = workunit->updateQuery();
    query->setQueryText(eclText.str());
    query->setQueryName(jobName.str());

    return true;
}

void testMultiCluster()
{
    Owned<IGroup> grp1 = createIGroup("192.168.51.1-5");
    Owned<IGroup> grp2 = createIGroup("192.168.16.1-5");
    Owned<IGroup> grp3 = createIGroup("192.168.53.1-5");
    queryNamedGroupStore().add("testgrp1",grp1);
    queryNamedGroupStore().add("testgrp2",grp2);
    queryNamedGroupStore().add("testgrp3",grp3);

    Owned<IFileDescriptor> fdesc = createFileDescriptor();
    fdesc->setDefaultDir("/c$/thordata/test");
    fdesc->setPartMask("testfile1._$P$_of_$N$");
    fdesc->setNumParts(5);
    ClusterPartDiskMapSpec mapping;
    fdesc->addCluster(grp1,mapping);
    fdesc->addCluster(grp2,mapping);
    fdesc->addCluster(grp3,mapping);
    queryDistributedFileDirectory().removeEntry("test::testfile1",UNKNOWN_USER);
    Owned<IDistributedFile> file = queryDistributedFileDirectory().createNew(fdesc);
    queryDistributedFileDirectory().removeEntry("test::testfile1",UNKNOWN_USER);
    file->attach("test::testfile1",UNKNOWN_USER);
    StringBuffer name;
    unsigned i;
    for (i=0;i<file->numClusters();i++)
        PROGLOG("cluster[%d] = %s",i,file->getClusterName(i,name.clear()).str());
    file.clear();
    file.setown(queryDistributedFileDirectory().lookup("test::testfile1",UNKNOWN_USER));
    for (i=0;i<file->numClusters();i++)
        PROGLOG("cluster[%d] = %s",i,file->getClusterName(i,name.clear()).str());
    file.clear();
    file.setown(queryDistributedFileDirectory().lookup("test::[email protected]",UNKNOWN_USER));
    for (i=0;i<file->numClusters();i++)
        PROGLOG("cluster[%d] = %s",i,file->getClusterName(i,name.clear()).str());
    file.clear();
    queryDistributedFileDirectory().removePhysical("test::[email protected]",UNKNOWN_USER);
    file.setown(queryDistributedFileDirectory().lookup("test::testfile1",UNKNOWN_USER));
    for (i=0;i<file->numClusters();i++)
        PROGLOG("cluster[%d] = %s",i,file->getClusterName(i,name.clear()).str());
}

void LogicFileWrapper::FindClusterName(const char* logicalName, StringBuffer& returnCluster, IUserDescriptor* udesc)
{
    try {
        Owned<IDistributedFile> df = queryDistributedFileDirectory().lookup(logicalName, udesc) ;
        if(!df)
            throw MakeStringException(-1,"Could not find logical file");
        df->getClusterName(0,returnCluster);    // ** TBD other cluster
    }
    catch(IException* e){   
      StringBuffer msg;
      e->errorMessage(msg);
        WARNLOG("%s", msg.str());
        e->Release();
    }
    catch(...){
        WARNLOG("Unknown Exception thrown within LogicFileWrapper::FindClusterName");
    }
}

static void test2() 
{
    const size32_t recsize = 17;
    printf("Test DFS\n");
    StringBuffer s;
    unsigned i;
    unsigned n;
    unsigned t;
    queryNamedGroupStore().remove("daregress_group");
    queryDistributedFileDirectory().removeEntry("daregress::superfile1");
    SocketEndpointArray epa;
    for (n=0;n<400;n++) {
        s.clear().append("192.168.").append(n/256).append('.').append(n%256);
        SocketEndpoint ep(s.str());
        epa.append(ep);
    }
    Owned<IGroup> group = createIGroup(epa); 
    queryNamedGroupStore().add("daregress_group",group,true);
    if (!queryNamedGroupStore().find(group,s.clear()))
        ERROR("Created logical group not found");
    if (stricmp(s.str(),"daregress_group")!=0)
        ERROR("Created logical group found with wrong name");
    group.setown(queryNamedGroupStore().lookup("daregress_group"));
    if (!group)
        ERROR("named group lookup failed");
    printf("Named group created    - 400 nodes\n");
    for (i=0;i<100;i++) {
        Owned<IPropertyTree> pp = createPTree("Part");
        Owned<IFileDescriptor>fdesc = createFileDescriptor();
        fdesc->setDefaultDir("c:\\thordata\\regress");
        n = 9;
        for (unsigned k=0;k<400;k++) {
            s.clear().append("192.168.").append(n/256).append('.').append(n%256);
            Owned<INode> node = createINode(s.str());
            pp->setPropInt64("@size",(n*777+i)*recsize);
            s.clear().append("daregress_test").append(i).append("._").append(n+1).append("_of_400");
            fdesc->setPart(n,node,s.str(),pp);
            n = (n+9)%400;
        }
        fdesc->queryProperties().setPropInt("@recordSize",17);
        s.clear().append("daregress::test").append(i);
        queryDistributedFileDirectory().removeEntry(s.str());
        StringBuffer cname;
        Owned<IDistributedFile> dfile = queryDistributedFileDirectory().createNew(fdesc);
        if (stricmp(dfile->getClusterName(0,cname),"daregress_group")!=0)
            ERROR1("Cluster name wrong %d",i);
        s.clear().append("daregress::test").append(i);
        dfile->attach(s.str());
    }
    printf("DFile create done      - 100 files\n");
    unsigned samples = 5;
    t = 33;
    for (i=0;i<100;i++) {
        s.clear().append("daregress::test").append(t);
        if (!queryDistributedFileDirectory().exists(s.str())) 
            ERROR1("Could not find %s",s.str());
        Owned<IDistributedFile> dfile = queryDistributedFileDirectory().lookup(s.str());
        if (!dfile) {
            ERROR1("Could not find %s",s.str());
            continue;
        }
        offset_t totsz = 0;
        n = 11;
        for (unsigned k=0;k<400;k++) {
            Owned<IDistributedFilePart> part = dfile->getPart(n);
            if (!part) {
                ERROR2("part not found %d %d",t,n);
                continue;
            }
            s.clear().append("192.168.").append(n/256).append('.').append(n%256);
            Owned<INode> node = createINode(s.str());
            if (!node->equals(part->queryNode()))
                ERROR2("part node mismatch %d, %d",t,n);
            if (part->getFileSize(false,false)!=(n*777+t)*recsize)
                ERROR4("size node mismatch %d, %d, %d, %d",t,n,(unsigned)part->getFileSize(false,false),(n*777+t)*recsize);
            s.clear().append("daregress_test").append(t).append("._").append(n+1).append("_of_400");
/* ** TBD
            if (stricmp(s.str(),part->queryPartName())!=0)
                ERROR4("part name mismatch %d, %d '%s' '%s'",t,n,s.str(),part->queryPartName());
*/
            totsz += (n*777+t)*recsize;
            if ((samples>0)&&(i+n+t==k)) {
                samples--;
                RemoteFilename rfn;
                part->getFilename(rfn,samples%2);
                StringBuffer fn;
                rfn.getRemotePath(fn);
                printf("SAMPLE: %d,%d %s\n",t,n,fn.str());
            }
            n = (n+11)%400;
        }
        if (totsz!=dfile->getFileSize(false,false))
            ERROR1("total size mismatch %d",t);
        t = (t+33)%100; 
    }
    printf("DFile lookup done      - 100 files\n");

    // check iteration
    __int64 crctot = 0;
    unsigned np = 0;
//.........这里部分代码省略.........