Examples with Task org.jboss.hal.flow.Task used on opensource projects

Example 11 with Task

use of org.jboss.hal.flow.Task in project console by hal.

the class DataSourceColumn method prepareWizard.

private void prepareWizard(boolean xa) {
    Task<FlowContext> readDataSources = context -> crud.readChildren(DATA_SOURCE_SUBSYSTEM_TEMPLATE, xa ? XA_DATA_SOURCE : DATA_SOURCE).doOnSuccess(children -> {
        List<DataSource> dataSources = children.stream().map(property -> new DataSource(property, xa)).collect(toList());
        context.set(DATASOURCES, dataSources);
    }).toCompletable();
    List<Task<FlowContext>> tasks = new ArrayList<>();
    tasks.add(readDataSources);
    tasks.addAll(runningServers(environment, dispatcher, properties(PROFILE_NAME, statementContext.selectedProfile())));
    tasks.add(new JdbcDriverTasks.ReadRuntime(environment, dispatcher));
    tasks.add(new JdbcDriverTasks.CombineDriverResults());
    series(new FlowContext(progress.get()), tasks).subscribe(new Outcome<FlowContext>() {

        @Override
        public void onError(FlowContext context, Throwable error) {
            showWizard(Collections.emptyList(), Collections.emptyList(), xa);
        }

        @Override
        public void onSuccess(FlowContext context) {
            List<DataSource> dataSources = context.get(DATASOURCES);
            List<JdbcDriver> drivers = context.get(JdbcDriverTasks.DRIVERS);
            showWizard(dataSources, drivers, xa);
        }
    });
}

Example 12 with Task

use of org.jboss.hal.flow.Task in project console by hal.

the class DataSourcePresenter method readJdbcDriverProperties.

void readJdbcDriverProperties(boolean isXa, String dsClassname, String driverName, Consumer<List<String>> callback) {
    List<Task<FlowContext>> tasks = jdbcDriverProperties(environment, dispatcher, statementContext, driverName, resources);
    series(new FlowContext(progress.get()), tasks).subscribe(new JdbcDriverOutcome(dsClassname, isXa, callback));
}

Example 13 with Task

use of org.jboss.hal.flow.Task in project console by hal.

the class FindNonProgressingTask method call.

@Override
public void call(SingleEmitter<ModelNode> em) {
    if (environment.isStandalone()) {
        ResourceAddress address = MGMT_OPERATIONS_TEMPLATE.resolve(statementContext);
        Operation operation = new Operation.Builder(address, FIND_NON_PROGRESSING_OPERATION).build();
        dispatcher.execute(operation, result -> {
            boolean hasNonProgressinOp = result != null && result.isDefined();
            eventBus.fireEvent(new NonProgressingOperationEvent(hasNonProgressinOp));
            em.onSuccess(result);
        });
    } else {
        // return running hosts, to later call a find-non-progressing-operation on each host
        Task<FlowContext> hostsTask = context -> {
            ResourceAddress address = new ResourceAddress();
            Operation operation = new Operation.Builder(address, READ_CHILDREN_NAMES_OPERATION).param(CHILD_TYPE, HOST).build();
            return dispatcher.execute(operation).doOnSuccess(result -> {
                List<String> hosts = result.asList().stream().map(ModelNode::asString).collect(toList());
                context.set(HOSTS, hosts);
            }).toCompletable();
        };
        // return running servers, to later call a find-non-progressing-operation on each runtime server
        Task<FlowContext> serversTask = context -> {
            // /host=*/server=*:query(select=[host,name],where={server-state=running})
            ResourceAddress address = new ResourceAddress().add(HOST, WILDCARD).add(SERVER, WILDCARD);
            Operation operation = new Operation.Builder(address, QUERY).param(SELECT, new ModelNode().add(HOST).add(NAME)).param(WHERE, new ModelNode().set(SERVER_STATE, "running")).build();
            return dispatcher.execute(operation).doOnSuccess(result -> {
                List<String> servers = Collections.emptyList();
                if (result != null && result.isDefined()) {
                    servers = result.asList().stream().map(r -> hostServerAddress(r.get(RESULT))).collect(Collectors.toList());
                }
                context.set("servers", servers);
            }).toCompletable();
        };
        // call find-non-progressing-operation on each host and server
        Task<FlowContext> findNonProgressingTask = context -> {
            List<String> hosts = context.get(HOSTS);
            List<String> servers = context.get("servers");
            Composite composite = new Composite();
            for (String host : hosts) {
                ResourceAddress address = new ResourceAddress().add(HOST, host).add(CORE_SERVICE, MANAGEMENT).add(SERVICE, MANAGEMENT_OPERATIONS);
                Operation operation = new Operation.Builder(address, FIND_NON_PROGRESSING_OPERATION).build();
                composite.add(operation);
            }
            if (!servers.isEmpty()) {
                for (String server : servers) {
                    ResourceAddress address = AddressTemplate.of(server).append(MGMT_OPERATIONS_TEMPLATE).resolve(statementContext);
                    Operation operation = new Operation.Builder(address, FIND_NON_PROGRESSING_OPERATION).build();
                    composite.add(operation);
                }
            }
            return dispatcher.execute(composite).doOnSuccess(result -> {
                boolean nonProgressingOp = false;
                for (ModelNode r : result) {
                    ModelNode findResult = r.get(RESULT);
                    if (findResult != null && findResult.isDefined()) {
                        nonProgressingOp = true;
                        break;
                    }
                }
                context.set("nonProgressingOp", nonProgressingOp);
            }).toCompletable();
        };
        series(new FlowContext(progress.get()), hostsTask, serversTask, findNonProgressingTask).subscribe(new Outcome<FlowContext>() {

            @Override
            public void onError(FlowContext context, Throwable error) {
                em.onError(error);
            }

            @Override
            public void onSuccess(FlowContext context) {
                boolean nonProgressingOp = context.get("nonProgressingOp");
                eventBus.fireEvent(new NonProgressingOperationEvent(nonProgressingOp));
            }
        });
    }
}

Example 14 with Task

use of org.jboss.hal.flow.Task in project console by hal.

the class ManagementOperationsPresenter method cancelNonProgressingOperation.

void cancelNonProgressingOperation() {
    if (environment.isStandalone()) {
        ResourceAddress address = MANAGEMENT_OPERATIONS_TEMPLATE.resolve(statementContext);
        Operation operation = new Operation.Builder(address, CANCEL_NON_PROGRESSING_OPERATION).build();
        dispatcher.execute(operation, result -> {
            MessageEvent.fire(eventBus, Message.info(resources.messages().cancelledOperation(result.asString())));
            reload();
        }, (operation1, failure) -> {
            // operation to cancel, handle this a non error in HAL
            if (failure.contains(WFLYDM_0089)) {
                MessageEvent.fire(eventBus, Message.success(SafeHtmlUtils.fromString(failure)));
            } else {
                MessageEvent.fire(eventBus, Message.error(SafeHtmlUtils.fromString(failure)));
            }
            reload();
        }, (operation1, ex) -> {
            // operation to cancel, handle this a non error in HAL
            if (ex.getMessage().contains(WFLYDM_0089)) {
                MessageEvent.fire(eventBus, Message.success(SafeHtmlUtils.fromString(ex.getMessage())));
            } else {
                MessageEvent.fire(eventBus, Message.error(SafeHtmlUtils.fromString(ex.getMessage())));
            }
            reload();
        });
    } else {
        Composite composite = new Composite();
        // return running hosts, to later call a cancel-non-progressing-operation on each host
        ResourceAddress rootAddress = new ResourceAddress();
        Operation opHosts = new Operation.Builder(rootAddress, READ_CHILDREN_NAMES_OPERATION).param(CHILD_TYPE, HOST).build();
        composite.add(opHosts);
        ResourceAddress address = new ResourceAddress().add(HOST, WILDCARD).add(SERVER, WILDCARD);
        Operation opRunningServers = new Operation.Builder(address, QUERY).param(SELECT, new ModelNode().add(HOST).add(NAME)).param(WHERE, new ModelNode().set(SERVER_STATE, "running")).build();
        composite.add(opRunningServers);
        dispatcher.execute(composite, (CompositeResult compositeResult) -> {
            // available hosts
            List<String> hosts = compositeResult.step(0).get(RESULT).asList().stream().map(ModelNode::asString).collect(toList());
            // runing servers
            List<String> servers = Collections.emptyList();
            ModelNode result = compositeResult.step(1);
            if (result != null && result.isDefined()) {
                servers = result.get(RESULT).asList().stream().map(r -> hostServerAddress(r.get(RESULT))).collect(toList());
            }
            // run each :cancel-non-progressing-operation on a specific task
            // because the :cancel-non-progressing-operation returns as a failure
            // for this case, continue to run the next task
            List<Task<FlowContext>> tasks = new ArrayList<>(hosts.size());
            for (String host : hosts) {
                // call cancel-non-progressing-operation on each host
                Task<FlowContext> task = context -> {
                    ResourceAddress hostAddress = new ResourceAddress().add(HOST, host).add(CORE_SERVICE, MANAGEMENT).add(SERVICE, MANAGEMENT_OPERATIONS);
                    return buildCancelOperation(hostAddress, context);
                };
                tasks.add(task);
            }
            for (String server : servers) {
                // call cancel-non-progressing-operation on each server
                Task<FlowContext> task = context -> {
                    ResourceAddress serverAddress = AddressTemplate.of(server).append(MANAGEMENT_OPERATIONS_TEMPLATE).resolve(statementContext);
                    return buildCancelOperation(serverAddress, context);
                };
                tasks.add(task);
            }
            series(new FlowContext(progress.get()), tasks).subscribe(new Outcome<FlowContext>() {

                @Override
                public void onError(FlowContext context, Throwable error) {
                    MessageEvent.fire(getEventBus(), Message.error(SafeHtmlUtils.fromString("Error loading management operations: " + error.getMessage())));
                }

                @Override
                public void onSuccess(FlowContext context) {
                    if (context.emptyStack()) {
                        // display the standard message if there is no cancelled operation
                        MessageEvent.fire(eventBus, Message.success(SafeHtmlUtils.fromString(context.get(WFLYDM_0089))));
                    } else {
                        // display the cancelled non progressing operation ids
                        List<String> canceledOps = new ArrayList<>();
                        while (!context.emptyStack()) {
                            canceledOps.add(context.pop());
                        }
                        String ids = Joiner.on(", ").join(canceledOps);
                        MessageEvent.fire(eventBus, Message.success(resources.messages().cancelledOperation(ids)));
                    }
                    reload();
                }
            });
        });
    }
}

Example 15 with Task

use of org.jboss.hal.flow.Task in project console by hal.

the class ServerPreview method update.

@Override
public void update(Server server) {
    ServerStatusSwitch sss = new ServerStatusSwitch(serverActions) {

        @Override
        protected void onPending(Server server) {
            pending(resources.messages().serverPending(server.getName()));
            disableAllLinks();
        }

        @Override
        protected void onBootErrors(Server server) {
            error(resources.messages().serverBootErrors(server.getName()));
            disableAllLinksBut(bootErrorsLink);
        }

        @Override
        protected void onFailed(Server server) {
            error(resources.messages().serverFailed(server.getName()));
            if (server.isStandalone()) {
                disableAllLinks();
            } else {
                disableAllLinksBut(startLink);
            }
        }

        @Override
        protected void onAdminMode(Server server) {
            adminOnly(resources.messages().serverAdminMode(server.getName()));
            disableAllLinks();
        }

        @Override
        protected void onStarting(Server server) {
            adminOnly(resources.messages().serverAdminMode(server.getName()));
            disableAllLinks();
        }

        @Override
        protected void onSuspended(Server server) {
            suspended(resources.messages().serverSuspended(server.getName()));
            disableAllLinksBut(resumeLink);
        }

        @Override
        protected void onNeedsReload(Server server) {
            needsReload(resources.messages().serverNeedsReload(server.getName()));
            disableAllLinksBut(reloadLink);
        }

        @Override
        protected void onNeedsRestart(Server server) {
            needsRestart(resources.messages().serverNeedsRestart(server.getName()));
            disableAllLinksBut(restartLink);
        }

        @Override
        protected void onRunning(Server server) {
            running(resources.messages().serverRunning(server.getName()));
            if (server.isStandalone()) {
                disableAllLinks();
            } else {
                disableAllLinksBut(stopLink);
            }
        }

        @Override
        protected void onStopped(Server server) {
            alertContainer.className = alert + " " + alertInfo;
            alertIcon.className = Icons.STOPPED;
            alertText.innerHTML = resources.messages().serverStopped(server.getName()).asString();
            if (server.isStandalone()) {
                disableAllLinks();
            } else {
                disableAllLinksBut(startLink);
            }
        }

        @Override
        protected void onUnknown(Server server) {
            unknown(resources.messages().serverUndefined(server.getName()));
            disableAllLinks();
        }
    };
    sss.accept(server);
    ServerPreviewAttributes.refresh(server, attributes);
    boolean displayOpenPorts = server.isRunning() || server.needsRestart() || server.needsReload();
    if (displayOpenPorts) {
        List<Task<FlowContext>> tasks = new ArrayList<>();
        tasks.add(flowContext -> {
            ResourceAddress address = SELECTED_SERVER.resolve(statementContext);
            Operation operation = new Operation.Builder(address, READ_CHILDREN_NAMES_OPERATION).param(CHILD_TYPE, SOCKET_BINDING_GROUP).build();
            return dispatcher.execute(operation).doOnSuccess(result -> flowContext.push(result.get(0).asString())).toCompletable();
        });
        tasks.add(flowContext -> {
            String socketBnding = flowContext.pop();
            ResourceAddress address = SELECTED_SERVER.resolve(statementContext).add(SOCKET_BINDING_GROUP, socketBnding).add(SOCKET_BINDING, "*");
            ModelNode select = new ModelNode();
            select.add("bound-port").add(NAME);
            ModelNode where = new ModelNode();
            where.set("bound", true);
            Operation operation = new Operation.Builder(address, QUERY).param(SELECT, select).param(WHERE, where).build();
            return dispatcher.execute(operation).doOnSuccess(result -> {
                ModelNode openPortsModel = new ModelNode();
                result.asList().forEach(m -> {
                    ModelNode sbModel = m.get(RESULT);
                    openPortsModel.add(sbModel.get(NAME).asString(), sbModel.get("bound-port").asInt());
                    flowContext.push(openPortsModel);
                });
            }).toCompletable();
        });
        series(new FlowContext(progress.get()), tasks).subscribe(new SuccessfulOutcome<FlowContext>(eventBus, resources) {

            @Override
            public void onSuccess(FlowContext flowContext) {
                ModelNode openPorts = flowContext.pop();
                buildOpenPortsElement(openPorts);
            }
        });
        serverActions.readUrl(server, serverUrl);
    }
    Elements.setVisible(headerOpenPorts, displayOpenPorts);
    Elements.setVisible(ulOpenPorts, displayOpenPorts);
}