Java tutorial
/** * Abiquo community edition * cloud management application for hybrid clouds * Copyright (C) 2008-2010 - Abiquo Holdings S.L. * * This application is free software; you can redistribute it and/or * modify it under the terms of the GNU LESSER GENERAL PUBLIC * LICENSE as published by the Free Software Foundation under * version 3 of the License * * This software 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. See the GNU * LESSER GENERAL PUBLIC LICENSE v.3 for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 02111-1307, USA. */ package com.abiquo.abiserver.appslibrary.stub; import java.util.ArrayList; import java.util.Collection; import java.util.LinkedList; import java.util.List; import javax.ws.rs.WebApplicationException; import javax.ws.rs.core.MediaType; import javax.ws.rs.core.Response; import javax.ws.rs.core.Response.Status; import javax.ws.rs.core.Response.Status.Family; import org.apache.commons.lang.StringUtils; import org.apache.wink.client.ClientResponse; import org.apache.wink.client.Resource; import org.jclouds.abiquo.domain.enterprise.TemplateDefinitionList; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import com.abiquo.abiserver.commands.stub.AbstractAPIStub; import com.abiquo.abiserver.config.AbiConfigManager; import com.abiquo.abiserver.persistence.DAOFactory; import com.abiquo.abiserver.persistence.hibernate.HibernateDAOFactory; import com.abiquo.abiserver.pojo.result.BasicResult; import com.abiquo.abiserver.pojo.result.DataResult; import com.abiquo.abiserver.pojo.virtualimage.Category; import com.abiquo.abiserver.pojo.virtualimage.OVFPackage; import com.abiquo.abiserver.pojo.virtualimage.OVFPackageInstanceStatus; import com.abiquo.abiserver.pojo.virtualimage.OVFPackageList; import com.abiquo.appliancemanager.client.AMClient; import com.abiquo.appliancemanager.client.AMClientException; import com.abiquo.appliancemanager.transport.TemplateStateDto; import com.abiquo.appliancemanager.transport.TemplatesStateDto; import com.abiquo.model.enumerator.DiskFormatType; import com.abiquo.model.rest.RESTLink; import com.abiquo.model.transport.LinksDto; import com.abiquo.model.transport.error.ErrorDto; import com.abiquo.model.transport.error.ErrorsDto; import com.abiquo.server.core.appslibrary.CategoriesDto; import com.abiquo.server.core.appslibrary.CategoryDto; import com.abiquo.server.core.appslibrary.DiskFormatTypeDto; import com.abiquo.server.core.appslibrary.DiskFormatTypesDto; import com.abiquo.server.core.appslibrary.TemplateDefinitionDto; import com.abiquo.server.core.appslibrary.TemplateDefinitionListDto; import com.abiquo.server.core.appslibrary.TemplateDefinitionsDto; public class AppsLibraryStubImpl extends AbstractAPIStub implements AppsLibraryStub { private static final Logger logger = LoggerFactory.getLogger(AppsLibraryStubImpl.class); public static final String ENTERPRISES_PATH = "admin/enterprises"; public static final String TEMPLATE_DEFINITION_PATH = "appslib/templateDefinitions"; public static final String TEMPLATE_DEFINITION_LISTS_PATH = "appslib/templateDefinitionList"; private Category createFlexCategoryObject(final CategoryDto dto) { Category category = new Category(); return category.toPojo(dto); } @Override public DataResult<OVFPackageList> createTemplateDefinitionListFromOVFIndexUrl(final Integer idEnterprise, final String ovfindexURL) { DataResult<OVFPackageList> result = new DataResult<OVFPackageList>(); String uri = createTemplateDefinitionListsLink(idEnterprise.toString()); // Resource resource = createResourceOVFPackageLists(idEnterprise); // resource.queryParam("ovfindexURL", ovfpackageListURL); ClientResponse response = resource(uri, TemplateDefinitionListDto.MEDIA_TYPE) .contentType(MediaType.TEXT_PLAIN).post(ovfindexURL); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { populateErrors(response, result, "createOVFPackageList"); result.setMessage(result.getMessage().concat("\n " + ovfindexURL)); } else { result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(response.getEntity(TemplateDefinitionListDto.class))); } return result; } @Override public BasicResult deleteTemplateDefinitionList(final Integer idEnterprise, final String templateDefinitionListName) { BasicResult result = new BasicResult(); final Integer templateDefinitionListId = getTemplateDefinitionListIdFromName(idEnterprise, templateDefinitionListName); String uri = createTemplateDefinitionListLink(idEnterprise.toString(), templateDefinitionListId.toString()); ClientResponse response = delete(uri); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { populateErrors(response, result, "deleteOVFPackageList"); } else { result.setSuccess(Boolean.TRUE); } return result; } @Override public DataResult<List<OVFPackageInstanceStatus>> getTemplatesState(final String templateDefinitionListName, final Integer idEnterprise, final Integer datacenterId) { final DataResult<List<OVFPackageInstanceStatus>> result = new DataResult<List<OVFPackageInstanceStatus>>(); final Integer listId = getTemplateDefinitionListIdFromName(idEnterprise, templateDefinitionListName); final String uri = createTemplateStateFromListLink(idEnterprise.toString(), String.valueOf(listId)); ClientResponse response = resource(uri, TemplatesStateDto.MEDIA_TYPE) .queryParam("datacenterId", datacenterId).get(); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(response.getEntity(TemplatesStateDto.class))); } else { populateErrors(response, result, "getOVFPackageList"); } return result; } @Override public DataResult<List<OVFPackageInstanceStatus>> getTemplatesState(final List<String> ovfUrls, final Integer idEnterprise, final Integer datacenterId) { final DataResult<List<OVFPackageInstanceStatus>> result = new DataResult<List<OVFPackageInstanceStatus>>(); final List<OVFPackageInstanceStatus> list = new LinkedList<OVFPackageInstanceStatus>(); for (String templateDefinitionUrl : ovfUrls) { list.add(getTemplateState(templateDefinitionUrl, idEnterprise, datacenterId).getData()); } result.setSuccess(Boolean.TRUE); result.setData(list); return result; } @Override public DataResult<OVFPackageInstanceStatus> getTemplateState(final String templateDefinitionUrl, final Integer idEnterprise, final Integer datacenterId) { final DataResult<OVFPackageInstanceStatus> result = new DataResult<OVFPackageInstanceStatus>(); final Integer templateDefinitionId = getTemplateDefinitionIdByUrl(templateDefinitionUrl, idEnterprise); if (templateDefinitionId == null) // uploading { final String amUrl; DAOFactory factory = HibernateDAOFactory.instance(); factory.beginConnection(); try { amUrl = factory.getRemoteServiceDAO().getRemoteServiceUriByType(datacenterId, com.abiquo.abiserver.business.hibernate.pojohb.service.RemoteServiceType.APPLIANCE_MANAGER); } finally { factory.endConnection(); } // XXX direct server->am communication final AMClient amClient = new AMClient().initialize(amUrl, false); TemplateStateDto uploadState; try { uploadState = amClient.getTemplateStatus(idEnterprise, templateDefinitionUrl); result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(uploadState)); return result; } catch (AMClientException e) { result.setSuccess(Boolean.FALSE); result.setMessage(e.getMessage()); return result; } } final String uri = createTemplateStateLink(String.valueOf(idEnterprise), String.valueOf(templateDefinitionId)); ClientResponse response = resource(uri, TemplateStateDto.MEDIA_TYPE) .queryParam("datacenterId", datacenterId).get(); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(response.getEntity(TemplateStateDto.class))); } else { populateErrors(response, result, "getOVFPackageList"); // TODO getOVFPackageStatus messages } return result; } @Override public BasicResult installTemplateDefinitionsInDatacenter(final List<String> templateDefinitionUrls, final Integer idEnterprise, final Integer datacenterId) { StringBuffer error = new StringBuffer(); for (String templateDefUrl : templateDefinitionUrls) { BasicResult partRes = installTemplateDefinitionInDatacenter(templateDefUrl, idEnterprise, datacenterId); if (!partRes.getSuccess()) { error.append("\n").append(templateDefUrl).append(" : ").append(partRes.getMessage()); } } BasicResult result = new BasicResult(); result.setSuccess(true); String totalError = error.toString(); if (!StringUtils.isEmpty(totalError)) { result.setSuccess(false); result.setMessage(totalError); } return result; } private BasicResult installTemplateDefinitionInDatacenter(final String templateDefinitionUrl, final Integer idEnterprise, final Integer datacenterId) { final Integer templateDefinitionId = getTemplateDefinitionIdByUrl(templateDefinitionUrl, idEnterprise); final String uri = createTemplateDefinitionInstallLink(String.valueOf(idEnterprise), String.valueOf(templateDefinitionId)); Resource resource = resource(uri, MediaType.TEXT_PLAIN); ClientResponse response = resource.post(String.valueOf(datacenterId)); // TODO post use the the provided mediatype both for mediatype and accepttype // ClientResponse response = post(uri, String.valueOf(ovfPackageId), MediaType.TEXT_PLAIN); BasicResult result = new BasicResult(); result.setSuccess(true); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { logger.error("Can't install TemplateDefinition {} in dc {}", templateDefinitionUrl, datacenterId); try { populateErrors(response, result, "installTemplateDefinitionInDatacenter"); } catch (Exception e) { result.setMessage(response.getEntity(String.class)); } result.setSuccess(false); } return result; } @Override public DataResult<OVFPackageInstanceStatus> uninstallTemplateDefinitionInDatacenter( final String templateDefinitionUrl, final Integer idEnterprise, final Integer datacenterId) { DataResult<OVFPackageInstanceStatus> result = new DataResult<OVFPackageInstanceStatus>(); final Integer templateDefinitionId = getTemplateDefinitionIdByUrl(templateDefinitionUrl, idEnterprise); final String uri = createTemplateDefinitionUninstallLink(String.valueOf(idEnterprise), String.valueOf(templateDefinitionId)); Resource resource = resource(uri, MediaType.TEXT_PLAIN); ClientResponse response = resource.post(String.valueOf(datacenterId)); // TODO post use the the provided mediatype both for mediatype and accepttype // ClientResponse response = post(uri, String.valueOf(ovfPackageId), MediaType.TEXT_PLAIN); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { logger.error("Can't install TemplateDefinition {} in dc {}", templateDefinitionUrl, datacenterId); populateErrors(response, result, "uninstallTemplateDefinitionInDatacenter"); // error cause will be shown with getOVFPackageState } OVFPackageInstanceStatus status = new OVFPackageInstanceStatus(); status.setStatus("NOT_DOWNLOAD"); status.setUrl(templateDefinitionUrl); result.setSuccess(true); result.setData(status); return result; } @Override public DataResult<OVFPackageList> getTemplateDefinitionList(final Integer idEnterprise, final String templateDefinitionListName) { DataResult<OVFPackageList> result = new DataResult<OVFPackageList>(); final Integer templateDefListId = getTemplateDefinitionListIdFromName(idEnterprise, templateDefinitionListName); String uri = createTemplateDefinitionListLink(idEnterprise.toString(), templateDefListId.toString()); ClientResponse response = get(uri, TemplateDefinitionListDto.MEDIA_TYPE); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(response.getEntity(TemplateDefinitionListDto.class))); } else { populateErrors(response, result, "getOVFPackageList"); } return result; } private Integer getTemplateDefinitionListIdFromName(final Integer idEnterprise, final String templateDefinitionListName) { Collection<TemplateDefinitionList> packageLists = getTemplateDefinitionLists(idEnterprise); for (TemplateDefinitionList list : packageLists) { final String listName = list.getName(); if (templateDefinitionListName.equalsIgnoreCase(listName)) { return list.getId(); } } final String cause = String.format("Can not locat TemplateDescriptionList named [%s] for enterprise [%s]", templateDefinitionListName, idEnterprise); final Response response = Response.status(Status.NOT_FOUND).entity(cause).build(); throw new WebApplicationException(response); } @Override public DataResult<List<String>> getTemplateDefinitionListNames(final Integer idEnterprise) { DataResult<List<String>> result = new DataResult<List<String>>(); List<String> templateDefListNames = new LinkedList<String>(); Collection<TemplateDefinitionList> listsDto = new ArrayList<TemplateDefinitionList>(); try { listsDto = getApiClient().getAdministrationService().getEnterprise(idEnterprise) .listTemplateDefinitionLists(); } catch (Exception ex) { populateErrors(ex, result, "getTemplateDefinitionListNames"); return result; } finally { releaseApiClient(); } if (listsDto == null || listsDto.size() == 0) { DataResult<OVFPackageList> defaultList = addDefaultTemplateDefinitionList(idEnterprise); if (defaultList == null || !defaultList.getSuccess()) { result.setSuccess(Boolean.FALSE); String message = defaultList != null ? defaultList.getMessage() : "Cannot add default respository : " + AbiConfigManager.getInstance().getAbiConfig().getDefaultTemplateRepository(); ; result.setMessage(message); return result; } templateDefListNames.add(defaultList.getData().getName()); } for (TemplateDefinitionList list : listsDto) { templateDefListNames.add(list.getName()); } result.setSuccess(Boolean.TRUE); result.setData(templateDefListNames); return result; } private DataResult<OVFPackageList> addDefaultTemplateDefinitionList(final Integer idEnterprise) { String defaultTemplateRepository = AbiConfigManager.getInstance().getAbiConfig() .getDefaultTemplateRepository(); if (defaultTemplateRepository == null || defaultTemplateRepository.isEmpty()) { logger.debug("There is no default remote repository space defined"); return null; } else { logger.debug("Adding default remote repository space at [{}]", defaultTemplateRepository); DataResult<OVFPackageList> list = createTemplateDefinitionListFromOVFIndexUrl(idEnterprise, defaultTemplateRepository); return list; } } // XXX not used on the AppsLibraryCommand private List<TemplateDefinitionList> getTemplateDefinitionLists(final Integer idEnterprise) { // String uri = createTemplateDefinitionListsLink(idEnterprise.toString()); List<TemplateDefinitionList> templateList = null; try { templateList = getApiClient().getAdministrationService().getEnterprise(idEnterprise) .listTemplateDefinitionLists(); } catch (Exception ex) { populateErrors(ex, new BasicResult(), "getTemplateDefinitionLists"); } finally { releaseApiClient(); } return templateList; } @Override public DataResult<OVFPackageList> refreshTemplateDefinitionListFromRepository(final Integer idEnterprise, final String templateDefintionListName) { DataResult<OVFPackageList> result = new DataResult<OVFPackageList>(); final Integer idList = getTemplateDefinitionListIdFromName(idEnterprise, templateDefintionListName); TemplateDefinitionListDto list = new TemplateDefinitionListDto(); try { list = refreshTemplateDefintionListFromRepository(idEnterprise, idList); result.setSuccess(Boolean.TRUE); result.setData(createFlexOVFPackageListObject(list)); } catch (WebApplicationException e) { result.setSuccess(Boolean.FALSE); Response response = e.getResponse(); result.setMessage(response != null ? String.valueOf(response.getEntity()) : "Request fails"); } return result; } private TemplateDefinitionListDto refreshTemplateDefintionListFromRepository(final Integer idEnterprise, final Integer idList) { String uri = createTemplateDefinitionListLink(idEnterprise.toString(), idList.toString()); ClientResponse response = put(uri, null, TemplateDefinitionListDto.MEDIA_TYPE, MediaType.TEXT_PLAIN); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { throw new WebApplicationException(response(response)); } return response.getEntity(TemplateDefinitionListDto.class); } @Deprecated // TODO remove private static Response response(final ClientResponse response) { String cause = new String(); try { ErrorsDto errors = response.getEntity(ErrorsDto.class); for (ErrorDto e : errors.getCollection()) { cause = cause.concat(e.getMessage()); } } catch (Exception e) { cause = response.getEntity(String.class); } return Response.status(response.getStatusCode()).entity(cause).build(); } @Override public TemplateDefinitionsDto getTemplateDefinitions(final Integer idEnterprise, final String templateDefinitionListName) { final Integer templateDefinitionListId = getTemplateDefinitionListIdFromName(idEnterprise, templateDefinitionListName); String uri = createTemplateDefinitionLink(idEnterprise.toString(), templateDefinitionListId.toString()); ClientResponse response = get(uri, TemplateDefinitionsDto.MEDIA_TYPE); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { throw new WebApplicationException(response(response)); } return response.getEntity(TemplateDefinitionsDto.class); } @Deprecated @Override public DataResult<List<String>> getIcons(final Integer idEnterprise) { DataResult<List<String>> result = new DataResult<List<String>>(); return result; } @Override public DataResult<List<com.abiquo.abiserver.pojo.virtualimage.DiskFormatType>> getDiskFormatTypes() { DataResult<List<com.abiquo.abiserver.pojo.virtualimage.DiskFormatType>> result = new DataResult<List<com.abiquo.abiserver.pojo.virtualimage.DiskFormatType>>(); final String uri = createDiskFormatTypesLink(); ClientResponse response = get(uri, DiskFormatTypesDto.MEDIA_TYPE); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); DiskFormatTypesDto diskFormatTypes = response.getEntity(DiskFormatTypesDto.class); List<com.abiquo.abiserver.pojo.virtualimage.DiskFormatType> listDiskFormatType = new ArrayList<com.abiquo.abiserver.pojo.virtualimage.DiskFormatType>(); for (DiskFormatTypeDto diskFormatType : diskFormatTypes.getCollection()) { listDiskFormatType.add(createFlexDiskFormatTypeObject(diskFormatType)); } result.setData(listDiskFormatType); } else { populateErrors(response, result, "getDiskFormatTypes"); } return result; } public static com.abiquo.abiserver.pojo.virtualimage.DiskFormatType createFlexDiskFormatTypeObject( final DiskFormatTypeDto diskFormatTypeDto) { return new com.abiquo.abiserver.pojo.virtualimage.DiskFormatType( DiskFormatType.fromId(diskFormatTypeDto.getId())); } protected OVFPackageList createFlexOVFPackageListObject(final TemplateDefinitionListDto listDto) { OVFPackageList list = new OVFPackageList(); list.setName(listDto.getName()); list.setUrl(listDto.getUrl()); List<OVFPackage> packs = new LinkedList<OVFPackage>(); if (listDto.getTemplateDefinitions() != null) { for (TemplateDefinitionDto packDto : listDto.getTemplateDefinitions().getCollection()) { packs.add(createFlexOVFPackageObject(packDto)); } } list.setOvfpackages(packs); return list; } protected OVFPackage createFlexOVFPackageObject(final TemplateDefinitionDto packDto) { OVFPackage pack = new OVFPackage(); RESTLink categoryLink = getLink("category", packDto.getLinks()); if (categoryLink != null) { pack.setCategory(categoryLink.getTitle()); } else { pack.setCategory("Others"); } pack.setDescription(packDto.getDescription()); pack.setDiskFormat(String.valueOf(packDto.getDiskFormatType())); pack.setDiskSizeMb(packDto.getDiskFileSize()); pack.setIconUrl(packDto.getIconUrl()); pack.setIdOVFPackage(packDto.getId()); pack.setName(packDto.getName()); pack.setProductName(packDto.getProductName()); pack.setProductUrl(packDto.getProductUrl()); pack.setProductVendor(packDto.getProductVendor()); pack.setProductVersion(packDto.getProductVersion()); pack.setUrl(packDto.getUrl()); return pack; } private List<OVFPackageInstanceStatus> createFlexOVFPackageListObject(final TemplatesStateDto entity) { List<OVFPackageInstanceStatus> statusList = new LinkedList<OVFPackageInstanceStatus>(); for (TemplateStateDto statusDto : entity.getCollection()) { statusList.add(createFlexOVFPackageListObject(statusDto)); } return statusList; } protected OVFPackageInstanceStatus createFlexOVFPackageListObject(final TemplateStateDto statusDto) { OVFPackageInstanceStatus status = new OVFPackageInstanceStatus(); status.setStatus(statusDto.getStatus().name()); status.setUrl(statusDto.getOvfId()); status.setError(statusDto.getErrorCause()); if (statusDto.getDownloadingProgress() != null) { status.setProgress(statusDto.getDownloadingProgress().floatValue()); } return status; } // TODO the client should use IDS for OVFPackages .... then this code MUST die private Integer getTemplateDefinitionIdByUrl(final String templateDefinitionUrl, final Integer idEnterprise) { List<TemplateDefinitionDto> ovfs = getTemplateDefinitions(idEnterprise).getCollection(); for (TemplateDefinitionDto ovf : ovfs) { if (templateDefinitionUrl.equalsIgnoreCase(ovf.getUrl())) { return ovf.getId(); } } return null; // TODO FAIL ... see the TODO above, if there is a related bug fix it first } private TemplateDefinitionsDto getTemplateDefinitions(final Integer idEnterprise) { String uri = createTemplateDefinitionsLink(idEnterprise.toString()); ClientResponse response = get(uri, TemplateDefinitionsDto.MEDIA_TYPE); if (response.getStatusType().getFamily() != Family.SUCCESSFUL) { throw new WebApplicationException(response(response)); } return response.getEntity(TemplateDefinitionsDto.class); } /** * CATEGORY */ @Override public DataResult<List<Category>> getCategories(final Integer idEnterprise) { DataResult<List<Category>> result = new DataResult<List<Category>>(); String uri = createCategoriesLink(); if (idEnterprise != null) { uri = uri + "?idEnterprise=" + String.valueOf(idEnterprise); } ClientResponse response = get(uri, CategoriesDto.MEDIA_TYPE); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); CategoriesDto categoriesDto = response.getEntity(CategoriesDto.class); List<Category> listCategory = new ArrayList<Category>(); for (CategoryDto category : categoriesDto.getCollection()) { listCategory.add(createFlexCategoryObject(category)); } result.setData(listCategory); } else { populateErrors(response, result, "getIcons"); } return result; } @Override public DataResult<Category> createCategory(final CategoryDto categoryDto, final Integer idEnterprise) { DataResult<Category> result = new DataResult<Category>(); if (idEnterprise != 0) { RESTLink link = new RESTLink("enterprise", createEnterpriseLink(idEnterprise)); link.setType(LinksDto.MEDIA_TYPE); categoryDto.addLink(link); } String uri = createCategoriesLink(); ClientResponse response = post(uri, categoryDto); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); result.setData(createFlexCategoryObject(response.getEntity(CategoryDto.class))); } else { populateErrors(response, result, "createCategory"); } return result; } @Override public BasicResult deleteCategory(final Integer idCategory) { BasicResult result = new BasicResult(); final String uri = createCategoryLink(idCategory); ClientResponse response = delete(uri); if (response.getStatusType().getFamily() == Family.SUCCESSFUL) { result.setSuccess(Boolean.TRUE); } else { populateErrors(response, result, "deleteCategory"); } return result; } private RESTLink getLink(final String rel, final List<RESTLink> links) { for (RESTLink link : links) { if (link.getRel().equalsIgnoreCase(rel)) { return link; } } return null; // TODO check error. i guess could be null } }