| /* |
| * Copyright 2018-present Open Networking Foundation |
| * |
| * Licensed 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 org.onosproject.workflow.cli; |
| |
| import com.fasterxml.jackson.databind.node.JsonNodeFactory; |
| import org.apache.karaf.shell.commands.Argument; |
| import org.apache.karaf.shell.commands.Command; |
| import org.onosproject.cli.AbstractShellCommand; |
| import org.onosproject.workflow.api.DefaultWorkflowDescription; |
| import org.onosproject.workflow.api.WorkflowContext; |
| import org.onosproject.workflow.api.WorkflowExecutionService; |
| import org.onosproject.workflow.api.WorkflowService; |
| import org.onosproject.workflow.api.WorkflowException; |
| import org.onosproject.workflow.api.WorkplaceStore; |
| |
| import java.util.Objects; |
| |
| @Command(scope = "onos", name = "workflow", description = "workflow cli") |
| public class WorkFlowCommand extends AbstractShellCommand { |
| |
| static final String INVOKE = "invoke"; |
| static final String EVAL = "eval"; |
| |
| |
| |
| @Argument(index = 0, name = "cmd", |
| description = "command(" + INVOKE + "|" + EVAL + "eval)", |
| required = true) |
| private String cmd = null; |
| |
| @Argument(index = 1, name = "name", |
| description = "workflow context name(workflow@workplace)", |
| required = true) |
| private String name = null; |
| |
| @Override |
| protected void execute() { |
| if (Objects.isNull(cmd)) { |
| error("invalid cmd parameter"); |
| return; |
| } |
| |
| if (Objects.isNull(name)) { |
| error("invalid workflow context name"); |
| return; |
| } |
| |
| String[] tokens = name.split("@"); |
| if (tokens != null && tokens.length != 2) { |
| error("invalid workflow context name(workflow@workplace)"); |
| return; |
| } |
| |
| String workflowId = tokens[0]; |
| String workplace = tokens[1]; |
| |
| switch (cmd) { |
| case INVOKE: |
| invoke(workflowId, workplace); |
| break; |
| case EVAL: |
| eval(name); |
| break; |
| default: |
| print("Unsupported cmd: " + cmd); |
| } |
| } |
| |
| /** |
| * Invokes workflow. |
| * @param workflowId workflow id |
| * @param workplaceName workplace name |
| */ |
| private void invoke(String workflowId, String workplaceName) { |
| |
| WorkflowService service = get(WorkflowService.class); |
| try { |
| DefaultWorkflowDescription wfDesc = DefaultWorkflowDescription.builder() |
| .workplaceName(workplaceName) |
| .id(workflowId) |
| .data(JsonNodeFactory.instance.objectNode()) |
| .build(); |
| |
| service.invokeWorkflow(wfDesc); |
| } catch (WorkflowException e) { |
| error("Exception: ", e); |
| } |
| } |
| |
| /** |
| * Evaluates workflow context. |
| * @param workflowContextName workflow context name |
| */ |
| private void eval(String workflowContextName) { |
| WorkplaceStore storService = get(WorkplaceStore.class); |
| WorkflowExecutionService execService = get(WorkflowExecutionService.class); |
| |
| WorkflowContext context = storService.getContext(workflowContextName); |
| if (context == null) { |
| error("failed to find workflow context {}", workflowContextName); |
| return; |
| } |
| execService.eval(workflowContextName); |
| } |
| |
| } |