// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package com.cloud.api.commands;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.apache.log4j.Logger;
import com.cloud.api.ApiConstants;
import com.cloud.api.BaseAsyncCreateCmd;
import com.cloud.api.BaseCmd;
import com.cloud.api.IdentityMapper;
import com.cloud.api.Implementation;
import com.cloud.api.Parameter;
import com.cloud.api.ServerApiException;
import com.cloud.api.response.StoragePoolResponse;
import com.cloud.api.response.TemplateResponse;
import com.cloud.async.AsyncJob;
import com.cloud.event.EventTypes;
import com.cloud.exception.InvalidParameterValueException;
import com.cloud.exception.PermissionDeniedException;
import com.cloud.exception.ResourceAllocationException;
import com.cloud.projects.Project;
import com.cloud.storage.Snapshot;
import com.cloud.storage.Volume;
import com.cloud.template.VirtualMachineTemplate;
import com.cloud.user.Account;
import com.cloud.user.UserContext;
@Implementation(responseObject = StoragePoolResponse.class, description = "Creates a template of a virtual machine. " + "The virtual machine must be in a STOPPED state. "
+ "A template created from this command is automatically designated as a private template visible to the account that created it.")
public class CreateTemplateCmd extends BaseAsyncCreateCmd {
public static final Logger s_logger = Logger.getLogger(CreateTemplateCmd.class.getName());
private static final String s_name = "createtemplateresponse";
// ///////////////////////////////////////////////////
// ////////////// API parameters /////////////////////
// ///////////////////////////////////////////////////
@Parameter(name = ApiConstants.BITS, type = CommandType.INTEGER, description = "32 or 64 bit")
private Integer bits;
@Parameter(name = ApiConstants.DISPLAY_TEXT, type = CommandType.STRING, required = true, description = "the display text of the template. This is usually used for display purposes.", length=4096)
private String displayText;
@Parameter(name = ApiConstants.IS_FEATURED, type = CommandType.BOOLEAN, description = "true if this template is a featured template, false otherwise")
private Boolean featured;
@Parameter(name = ApiConstants.IS_PUBLIC, type = CommandType.BOOLEAN, description = "true if this template is a public template, false otherwise")
private Boolean publicTemplate;
@Parameter(name = ApiConstants.NAME, type = CommandType.STRING, required = true, description = "the name of the template")
private String templateName;
@IdentityMapper(entityTableName="guest_os")
@Parameter(name = ApiConstants.OS_TYPE_ID, type = CommandType.LONG, required = true, description = "the ID of the OS Type that best represents the OS of this template.")
private Long osTypeId;
@Parameter(name = ApiConstants.PASSWORD_ENABLED, type = CommandType.BOOLEAN, description = "true if the template supports the password reset feature; default is false")
private Boolean passwordEnabled;
@Parameter(name = ApiConstants.REQUIRES_HVM, type = CommandType.BOOLEAN, description = "true if the template requres HVM, false otherwise")
private Boolean requiresHvm;
@IdentityMapper(entityTableName="snapshots")
@Parameter(name = ApiConstants.SNAPSHOT_ID, type = CommandType.LONG, description = "the ID of the snapshot the template is being created from. Either this parameter, or volumeId has to be passed in")
private Long snapshotId;
@IdentityMapper(entityTableName="volumes")
@Parameter(name = ApiConstants.VOLUME_ID, type = CommandType.LONG, description = "the ID of the disk volume the template is being created from. Either this parameter, or snapshotId has to be passed in")
private Long volumeId;
@IdentityMapper(entityTableName="vm_instance")
@Parameter(name=ApiConstants.VIRTUAL_MACHINE_ID, type=CommandType.LONG, description="Optional, VM ID. If this presents, it is going to create a baremetal template for VM this ID refers to. This is only for VM whose hypervisor type is BareMetal")
private Long vmId;
@Parameter(name=ApiConstants.URL, type=CommandType.STRING, description="Optional, only for baremetal hypervisor. The directory name where template stored on CIFS server")
private String url;
@Parameter(name=ApiConstants.TEMPLATE_TAG, type=CommandType.STRING, description="the tag for this template.")
private String templateTag;
@Parameter(name=ApiConstants.DETAILS, type=CommandType.MAP, description="Template details in key/value pairs.")
protected Map details;
// ///////////////////////////////////////////////////
// ///////////////// Accessors ///////////////////////
// ///////////////////////////////////////////////////
public String getEntityTable() {
return "vm_template";
}
public Integer getBits() {
return bits;
}
public String getDisplayText() {
return displayText;
}
public Boolean isFeatured() {
return featured;
}
public Boolean isPublic() {
return publicTemplate;
}
public String getTemplateName() {
return templateName;
}
public Long getOsTypeId() {
return osTypeId;
}
public Boolean isPasswordEnabled() {
return passwordEnabled;
}
public Boolean getRequiresHvm() {
return requiresHvm;
}
public Long getSnapshotId() {
return snapshotId;
}
public Long getVolumeId() {
return volumeId;
}
public Long getVmId() {
return vmId;
}
public String getUrl() {
return url;
}
public String getTemplateTag() {
return templateTag;
}
public Map getDetails() {
if (details == null || details.isEmpty()) {
return null;
}
Collection paramsCollection = details.values();
Map params = (Map) (paramsCollection.toArray())[0];
return params;
}
// ///////////////////////////////////////////////////
// ///////////// API Implementation///////////////////
// ///////////////////////////////////////////////////
@Override
public String getCommandName() {
return s_name;
}
public static String getResultObjectName() {
return "template";
}
@Override
public long getEntityOwnerId() {
Long volumeId = getVolumeId();
Long snapshotId = getSnapshotId();
Long accountId = null;
if (volumeId != null) {
Volume volume = _entityMgr.findById(Volume.class, volumeId);
if (volume != null) {
accountId = volume.getAccountId();
} else {
throw new InvalidParameterValueException("Unable to find volume by id=" + volumeId);
}
} else {
Snapshot snapshot = _entityMgr.findById(Snapshot.class, snapshotId);
if (snapshot != null) {
accountId = snapshot.getAccountId();
} else {
throw new InvalidParameterValueException("Unable to find snapshot by id=" + snapshotId);
}
}
Account account = _accountService.getAccount(accountId);
//Can create templates for enabled projects/accounts only
if (account.getType() == Account.ACCOUNT_TYPE_PROJECT) {
Project project = _projectService.findByProjectAccountId(accountId);
if (project.getState() != Project.State.Active) {
PermissionDeniedException ex = new PermissionDeniedException("Can't add resources to the specified project id in state=" + project.getState() + " as it's no longer active");
ex.addProxyObject(project, project.getId(), "projectId");
}
} else if (account.getState() == Account.State.disabled) {
throw new PermissionDeniedException("The owner of template is disabled: " + account);
}
return accountId;
}
@Override
public String getEventType() {
return EventTypes.EVENT_TEMPLATE_CREATE;
}
@Override
public String getEventDescription() {
return "creating template: " + getTemplateName();
}
@Override
public AsyncJob.Type getInstanceType() {
return AsyncJob.Type.Template;
}
private boolean isBareMetal() {
return (this.getVmId() != null && this.getUrl() != null);
}
@Override
public void create() throws ResourceAllocationException {
if (isBareMetal()) {
_bareMetalVmService.createPrivateTemplateRecord(this, _accountService.getAccount(getEntityOwnerId()));
/*Baremetal creates template record after taking image proceeded, use vmId as entity id here*/
this.setEntityId(vmId);
} else {
VirtualMachineTemplate template = null;
template = _userVmService.createPrivateTemplateRecord(this, _accountService.getAccount(getEntityOwnerId()));
if (template != null) {
this.setEntityId(template.getId());
} else {
throw new ServerApiException(BaseCmd.INTERNAL_ERROR,
"Failed to create a template");
}
}
}
@Override
public void execute() {
UserContext.current().setEventDetails("Template Id: "+getEntityId()+((getSnapshotId() == null) ? " from volume Id: " + getVolumeId() : " from snapshot Id: " + getSnapshotId()));
VirtualMachineTemplate template = null;
if (isBareMetal()) {
template = _bareMetalVmService.createPrivateTemplate(this);
} else {
template = _userVmService.createPrivateTemplate(this);
}
if (template != null){
List<TemplateResponse> templateResponses;
if (isBareMetal()) {
templateResponses = _responseGenerator.createTemplateResponses(template.getId(), vmId);
} else {
templateResponses = _responseGenerator.createTemplateResponses(template.getId(), snapshotId, volumeId, false);
}
TemplateResponse response = new TemplateResponse();
if (templateResponses != null && !templateResponses.isEmpty()) {
response = templateResponses.get(0);
}
response.setResponseName(getCommandName());
this.setResponseObject(response);
} else {
throw new ServerApiException(BaseCmd.INTERNAL_ERROR, "Failed to create private template");
}
}
}