Examples with SR com.xensource.xenapi.SR used on opensource projects

Example 1 with SR

use of com.xensource.xenapi.SR in project cloudstack by apache.

the class CitrixResourceBase method getLocalEXTSR.

protected SR getLocalEXTSR(final Connection conn) {
    try {
        final Map<SR, SR.Record> map = SR.getAllRecords(conn);
        if (map != null && !map.isEmpty()) {
            for (final Map.Entry<SR, SR.Record> entry : map.entrySet()) {
                final SR.Record srRec = entry.getValue();
                if (SRType.FILE.equals(srRec.type) || SRType.EXT.equals(srRec.type)) {
                    final Set<PBD> pbds = srRec.PBDs;
                    if (pbds == null) {
                        continue;
                    }
                    for (final PBD pbd : pbds) {
                        final Host host = pbd.getHost(conn);
                        if (!isRefNull(host) && host.getUuid(conn).equals(_host.getUuid())) {
                            if (!pbd.getCurrentlyAttached(conn)) {
                                pbd.plug(conn);
                            }
                            final SR sr = entry.getKey();
                            sr.scan(conn);
                            return sr;
                        }
                    }
                }
            }
        }
    } catch (final XenAPIException e) {
        final String msg = "Unable to get local EXTSR in host:" + _host.getUuid() + e.toString();
        s_logger.warn(msg);
    } catch (final XmlRpcException e) {
        final String msg = "Unable to get local EXTSR in host:" + _host.getUuid() + e.getCause();
        s_logger.warn(msg);
    }
    return null;
}

Example 2 with SR

use of com.xensource.xenapi.SR in project cloudstack by apache.

the class CitrixResourceBase method probeScisiId.

private String probeScisiId(Connection conn, Host host, Map<String, String> deviceConfig, String type, String srNameLabel, String lunid, Map<String, String> smConfig) throws XenAPIException, XmlRpcException {
    SR sr = null;
    String scsiid = null;
    try {
        sr = SR.create(conn, host, deviceConfig, new Long(0), srNameLabel, srNameLabel, type, "user", true, smConfig);
    } catch (final XenAPIException e) {
        final String errmsg = e.toString();
        if (errmsg.contains("SR_BACKEND_FAILURE_107")) {
            final String[] lun = errmsg.split("<LUN>");
            boolean found = false;
            for (int i = 1; i < lun.length; i++) {
                final int blunindex = lun[i].indexOf("<LUNid>") + 7;
                final int elunindex = lun[i].indexOf("</LUNid>");
                String ilun = lun[i].substring(blunindex, elunindex);
                ilun = ilun.trim();
                if (ilun.equals(lunid)) {
                    final int bscsiindex = lun[i].indexOf("<SCSIid>") + 8;
                    final int escsiindex = lun[i].indexOf("</SCSIid>");
                    scsiid = lun[i].substring(bscsiindex, escsiindex);
                    scsiid = scsiid.trim();
                    found = true;
                    break;
                }
            }
            if (!found) {
                final String msg = "can not find LUN " + lunid + " in " + errmsg;
                s_logger.warn(msg);
                throw new CloudRuntimeException(msg);
            }
        } else {
            final String msg = "Unable to create Iscsi SR  " + deviceConfig + " due to  " + e.toString();
            s_logger.warn(msg, e);
            throw new CloudRuntimeException(msg, e);
        }
    }
    return scsiid;
}

Example 3 with SR

use of com.xensource.xenapi.SR in project cloudstack by apache.

the class XenServerStorageProcessor method execute.

protected Answer execute(final AttachPrimaryDataStoreCmd cmd) {
    final String dataStoreUri = cmd.getDataStore();
    final Connection conn = hypervisorResource.getConnection();
    try {
        final DecodedDataObject obj = Decoder.decode(dataStoreUri);
        final DecodedDataStore store = obj.getStore();
        final SR sr = hypervisorResource.getStorageRepository(conn, store.getUuid());
        hypervisorResource.setupHeartbeatSr(conn, sr, false);
        final long capacity = sr.getPhysicalSize(conn);
        final long available = capacity - sr.getPhysicalUtilisation(conn);
        if (capacity == -1) {
            final String msg = "Pool capacity is -1! pool: ";
            s_logger.warn(msg);
            return new Answer(cmd, false, msg);
        }
        final AttachPrimaryDataStoreAnswer answer = new AttachPrimaryDataStoreAnswer(cmd);
        answer.setCapacity(capacity);
        answer.setUuid(sr.getUuid(conn));
        answer.setAvailable(available);
        return answer;
    } catch (final XenAPIException e) {
        final String msg = "AttachPrimaryDataStoreCmd add XenAPIException:" + e.toString();
        s_logger.warn(msg, e);
        return new Answer(cmd, false, msg);
    } catch (final Exception e) {
        final String msg = "AttachPrimaryDataStoreCmd failed:" + e.getMessage();
        s_logger.warn(msg, e);
        return new Answer(cmd, false, msg);
    }
}

Example 4 with SR

use of com.xensource.xenapi.SR in project cloudstack by apache.

the class XenServerStorageProcessor method getSRByNameLabel.

protected SR getSRByNameLabel(final Connection conn, final String nameLabel) throws BadServerResponse, XenAPIException, XmlRpcException {
    final Set<SR> srs = SR.getByNameLabel(conn, nameLabel);
    if (srs.size() != 1) {
        throw new CloudRuntimeException("storage uuid: " + nameLabel + " is not unique");
    }
    final SR poolsr = srs.iterator().next();
    return poolsr;
}

Example 5 with SR

use of com.xensource.xenapi.SR in project cloudstack by apache.

the class XenServerStorageProcessor method createVolumeFromSnapshot2.

protected Answer createVolumeFromSnapshot2(final CopyCommand cmd) {
    try {
        final Connection conn = hypervisorResource.getConnection();
        final Map<String, String> srcOptions = cmd.getOptions();
        final String src_iScsiName = srcOptions.get(DiskTO.IQN);
        final String srcStorageHost = srcOptions.get(DiskTO.STORAGE_HOST);
        final String srcChapInitiatorUsername = srcOptions.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String srcChapInitiatorSecret = srcOptions.get(DiskTO.CHAP_INITIATOR_SECRET);
        final SR srcSr = hypervisorResource.getIscsiSR(conn, src_iScsiName, srcStorageHost, src_iScsiName, srcChapInitiatorUsername, srcChapInitiatorSecret, false);
        final Map<String, String> destOptions = cmd.getOptions2();
        final String dest_iScsiName = destOptions.get(DiskTO.IQN);
        final String destStorageHost = destOptions.get(DiskTO.STORAGE_HOST);
        final String destChapInitiatorUsername = destOptions.get(DiskTO.CHAP_INITIATOR_USERNAME);
        final String destChapInitiatorSecret = destOptions.get(DiskTO.CHAP_INITIATOR_SECRET);
        final SR destSr = hypervisorResource.getIscsiSR(conn, dest_iScsiName, destStorageHost, dest_iScsiName, destChapInitiatorUsername, destChapInitiatorSecret, false);
        // there should only be one VDI in this SR
        final VDI srcVdi = srcSr.getVDIs(conn).iterator().next();
        final VDI vdiCopy = srcVdi.copy(conn, destSr);
        final VolumeObjectTO newVol = new VolumeObjectTO();
        newVol.setSize(vdiCopy.getVirtualSize(conn));
        newVol.setPath(vdiCopy.getUuid(conn));
        newVol.setFormat(ImageFormat.VHD);
        hypervisorResource.removeSR(conn, srcSr);
        hypervisorResource.removeSR(conn, destSr);
        return new CopyCmdAnswer(newVol);
    } catch (final Exception ex) {
        s_logger.warn("Failed to copy snapshot to volume: " + ex.toString(), ex);
        return new CopyCmdAnswer(ex.getMessage());
    }
}