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mirror of https://github.com/node-red/node-red.git synced 2023-10-10 13:36:53 +02:00

Merge pull request #3719 from node-red/pr_3642

Allow flows to be stopped and started manually
This commit is contained in:
Nick O'Leary 2022-06-29 20:54:45 +01:00 committed by GitHub
commit 51684d18cf
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GPG Key ID: 4AEE18F83AFDEB23
23 changed files with 565 additions and 71 deletions

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@ -142,6 +142,7 @@ module.exports = function(grunt) {
"packages/node_modules/@node-red/editor-client/src/js/settings.js",
"packages/node_modules/@node-red/editor-client/src/js/user.js",
"packages/node_modules/@node-red/editor-client/src/js/comms.js",
"packages/node_modules/@node-red/editor-client/src/js/runtime.js",
"packages/node_modules/@node-red/editor-client/src/js/text/bidi.js",
"packages/node_modules/@node-red/editor-client/src/js/text/format.js",
"packages/node_modules/@node-red/editor-client/src/js/ui/state.js",

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@ -68,5 +68,28 @@ module.exports = {
}).catch(function(err) {
apiUtils.rejectHandler(req,res,err);
})
},
getState: function(req,res) {
const opts = {
user: req.user,
req: apiUtils.getRequestLogObject(req)
}
runtimeAPI.flows.getState(opts).then(function(result) {
res.json(result);
}).catch(function(err) {
apiUtils.rejectHandler(req,res,err);
})
},
postState: function(req,res) {
const opts = {
user: req.user,
state: req.body.state || "",
req: apiUtils.getRequestLogObject(req)
}
runtimeAPI.flows.setState(opts).then(function(result) {
res.json(result);
}).catch(function(err) {
apiUtils.rejectHandler(req,res,err);
})
}
}

View File

@ -54,6 +54,12 @@ module.exports = {
adminApp.get("/flows",needsPermission("flows.read"),flows.get,apiUtil.errorHandler);
adminApp.post("/flows",needsPermission("flows.write"),flows.post,apiUtil.errorHandler);
// Flows/state
adminApp.get("/flows/state", needsPermission("flows.read"), flows.getState, apiUtil.errorHandler);
if (settings.runtimeState && settings.runtimeState.enabled === true) {
adminApp.post("/flows/state", needsPermission("flows.write"), flows.postState, apiUtil.errorHandler);
}
// Flow
adminApp.get("/flow/:id",needsPermission("flows.read"),flow.get,apiUtil.errorHandler);
adminApp.post("/flow",needsPermission("flows.write"),flow.post,apiUtil.errorHandler);

View File

@ -169,6 +169,10 @@
}
},
"notification": {
"state": {
"flowsStopped": "Flows stopped",
"flowsStarted": "Flows started"
},
"warning": "<strong>Warning</strong>: __message__",
"warnings": {
"undeployedChanges": "node has undeployed changes",

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@ -0,0 +1,4 @@
<svg width="32" height="32" xmlns="http://www.w3.org/2000/svg">
<path color="#000" fill="#8c101c" d="M0 0h32v32H0z"></path>
<path style="fill:#ffffff;stroke:#000000;stroke-width:0" d="M 24,16 8,24 8,8 Z" fill="none" stroke="#000" stroke-width="1.5"></path>
</svg>

After

Width:  |  Height:  |  Size: 271 B

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@ -0,0 +1,4 @@
<svg width="32" height="32" xmlns="http://www.w3.org/2000/svg">
<path color="#000" fill="#8c101c" d="M0 0h32v32H0z"></path>
<rect style="fill:#ffffff;fill-opacity:1;stroke:#000000;stroke-width:0;" width="15" height="15" x="8" y="8.5"></rect>
</svg>

After

Width:  |  Height:  |  Size: 256 B

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@ -297,6 +297,10 @@ var RED = (function() {
// handled below
return;
}
if (notificationId === "flows-run-state") {
// handled in editor-client/src/js/runtime.js
return;
}
if (notificationId === "project-update") {
loader.start(RED._("event.loadingProject"), 0);
RED.nodes.clear();
@ -332,7 +336,6 @@ var RED = (function() {
id: notificationId
}
if (notificationId === "runtime-state") {
RED.events.emit("runtime-state",msg);
if (msg.error === "safe-mode") {
options.buttons = [
{
@ -473,9 +476,9 @@ var RED = (function() {
} else if (persistentNotifications.hasOwnProperty(notificationId)) {
persistentNotifications[notificationId].close();
delete persistentNotifications[notificationId];
if (notificationId === 'runtime-state') {
RED.events.emit("runtime-state",msg);
}
}
if (notificationId === 'runtime-state') {
RED.events.emit("runtime-state",msg);
}
});
RED.comms.subscribe("status/#",function(topic,msg) {
@ -747,6 +750,7 @@ var RED = (function() {
RED.keyboard.init(buildMainMenu);
RED.nodes.init();
RED.runtime.init()
RED.comms.connect();
$("#red-ui-main-container").show();

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@ -0,0 +1,36 @@
RED.runtime = (function() {
let state = ""
let settings = { ui: false, enabled: false };
const STOPPED = "stop"
const STARTED = "start"
const SAFE = "safe"
return {
init: function() {
// refresh the current runtime status from server
settings = Object.assign({}, settings, RED.settings.runtimeState);
RED.events.on("runtime-state", function(msg) {
if (msg.state) {
const currentState = state
state = msg.state
$(".red-ui-flow-node-button").toggleClass("red-ui-flow-node-button-stopped", state !== STARTED)
if(settings.enabled === true && settings.ui === true) {
RED.menu.setVisible("deploymenu-item-runtime-stop", state === STARTED)
RED.menu.setVisible("deploymenu-item-runtime-start", state !== STARTED)
}
// Do not notify the user about this event if:
// - This is the very first event we've received after loading the editor (currentState = '')
// - The state matches what we already thought was the case (state === currentState)
// - The event was triggered by a deploy (msg.deploy === true)
// - The event is a safe mode event - that gets notified separately
if (currentState !== '' && state !== currentState && !msg.deploy && state !== SAFE) {
RED.notify(RED._("notification.state.flows"+(state === STOPPED?'Stopped':'Started'), msg), "success")
}
}
});
},
get started() {
return state === STARTED
}
}
})()

View File

@ -167,6 +167,9 @@ RED.menu = (function() {
if (opt.disabled) {
item.addClass("disabled");
}
if (opt.visible === false) {
item.addClass("hide");
}
}
@ -303,6 +306,14 @@ RED.menu = (function() {
}
}
function setVisible(id,state) {
if (!state) {
$("#"+id).parent().addClass("hide");
} else {
$("#"+id).parent().removeClass("hide");
}
}
function addItem(id,opt) {
var item = createMenuItem(opt);
if (opt !== null && opt.group) {
@ -359,6 +370,7 @@ RED.menu = (function() {
isSelected: isSelected,
toggleSelected: toggleSelected,
setDisabled: setDisabled,
setVisible: setVisible,
addItem: addItem,
removeItem: removeItem,
setAction: setAction,

View File

@ -63,16 +63,18 @@ RED.deploy = (function() {
'</a>'+
'<a id="red-ui-header-button-deploy-options" class="red-ui-deploy-button" href="#"><i class="fa fa-caret-down"></i></a>'+
'</span></li>').prependTo(".red-ui-header-toolbar");
RED.menu.init({id:"red-ui-header-button-deploy-options",
options: [
{id:"deploymenu-item-full",toggle:"deploy-type",icon:"red/images/deploy-full.svg",label:RED._("deploy.full"),sublabel:RED._("deploy.fullDesc"),selected: true, onselect:function(s) { if(s){changeDeploymentType("full")}}},
{id:"deploymenu-item-flow",toggle:"deploy-type",icon:"red/images/deploy-flows.svg",label:RED._("deploy.modifiedFlows"),sublabel:RED._("deploy.modifiedFlowsDesc"), onselect:function(s) {if(s){changeDeploymentType("flows")}}},
{id:"deploymenu-item-node",toggle:"deploy-type",icon:"red/images/deploy-nodes.svg",label:RED._("deploy.modifiedNodes"),sublabel:RED._("deploy.modifiedNodesDesc"),onselect:function(s) { if(s){changeDeploymentType("nodes")}}},
null,
{id:"deploymenu-item-reload", icon:"red/images/deploy-reload.svg",label:RED._("deploy.restartFlows"),sublabel:RED._("deploy.restartFlowsDesc"),onselect:"core:restart-flows"},
]
});
const mainMenuItems = [
{id:"deploymenu-item-full",toggle:"deploy-type",icon:"red/images/deploy-full.svg",label:RED._("deploy.full"),sublabel:RED._("deploy.fullDesc"),selected: true, onselect:function(s) { if(s){changeDeploymentType("full")}}},
{id:"deploymenu-item-flow",toggle:"deploy-type",icon:"red/images/deploy-flows.svg",label:RED._("deploy.modifiedFlows"),sublabel:RED._("deploy.modifiedFlowsDesc"), onselect:function(s) {if(s){changeDeploymentType("flows")}}},
{id:"deploymenu-item-node",toggle:"deploy-type",icon:"red/images/deploy-nodes.svg",label:RED._("deploy.modifiedNodes"),sublabel:RED._("deploy.modifiedNodesDesc"),onselect:function(s) { if(s){changeDeploymentType("nodes")}}},
null
]
if (RED.settings.runtimeState && RED.settings.runtimeState.ui === true) {
mainMenuItems.push({id:"deploymenu-item-runtime-start", icon:"red/images/start.svg",label:"Start"/*RED._("deploy.startFlows")*/,sublabel:"Start Flows" /*RED._("deploy.startFlowsDesc")*/,onselect:"core:start-flows", visible:false})
mainMenuItems.push({id:"deploymenu-item-runtime-stop", icon:"red/images/stop.svg",label:"Stop"/*RED._("deploy.startFlows")*/,sublabel:"Stop Flows" /*RED._("deploy.startFlowsDesc")*/,onselect:"core:stop-flows", visible:false})
}
mainMenuItems.push({id:"deploymenu-item-reload", icon:"red/images/deploy-reload.svg",label:RED._("deploy.restartFlows"),sublabel:RED._("deploy.restartFlowsDesc"),onselect:"core:restart-flows"})
RED.menu.init({id:"red-ui-header-button-deploy-options", options: mainMenuItems });
} else if (type == "simple") {
var label = options.label || RED._("deploy.deploy");
var icon = 'red/images/deploy-full-o.svg';
@ -100,6 +102,10 @@ RED.deploy = (function() {
RED.actions.add("core:deploy-flows",save);
if (type === "default") {
if (RED.settings.runtimeState && RED.settings.runtimeState.ui === true) {
RED.actions.add("core:stop-flows",function() { stopStartFlows("stop") });
RED.actions.add("core:start-flows",function() { stopStartFlows("start") });
}
RED.actions.add("core:restart-flows",restart);
RED.actions.add("core:set-deploy-type-to-full",function() { RED.menu.setSelected("deploymenu-item-full",true);});
RED.actions.add("core:set-deploy-type-to-modified-flows",function() { RED.menu.setSelected("deploymenu-item-flow",true); });
@ -270,18 +276,73 @@ RED.deploy = (function() {
function sanitize(html) {
return html.replace(/&/g,"&amp;").replace(/</g,"&lt;").replace(/>/g,"&gt;")
}
function restart() {
var startTime = Date.now();
$(".red-ui-deploy-button-content").css('opacity',0);
$(".red-ui-deploy-button-spinner").show();
var deployWasEnabled = !$("#red-ui-header-button-deploy").hasClass("disabled");
$("#red-ui-header-button-deploy").addClass("disabled");
deployInflight = true;
function shadeShow() {
$("#red-ui-header-shade").show();
$("#red-ui-editor-shade").show();
$("#red-ui-palette-shade").show();
$("#red-ui-sidebar-shade").show();
}
function shadeHide() {
$("#red-ui-header-shade").hide();
$("#red-ui-editor-shade").hide();
$("#red-ui-palette-shade").hide();
$("#red-ui-sidebar-shade").hide();
}
function deployButtonSetBusy(){
$(".red-ui-deploy-button-content").css('opacity',0);
$(".red-ui-deploy-button-spinner").show();
$("#red-ui-header-button-deploy").addClass("disabled");
}
function deployButtonClearBusy(){
$(".red-ui-deploy-button-content").css('opacity',1);
$(".red-ui-deploy-button-spinner").hide();
}
function stopStartFlows(state) {
const startTime = Date.now()
const deployWasEnabled = !$("#red-ui-header-button-deploy").hasClass("disabled")
deployInflight = true
deployButtonSetBusy()
shadeShow()
$.ajax({
url:"flows/state",
type: "POST",
data: {state: state}
}).done(function(data,textStatus,xhr) {
if (deployWasEnabled) {
$("#red-ui-header-button-deploy").removeClass("disabled")
}
}).fail(function(xhr,textStatus,err) {
if (deployWasEnabled) {
$("#red-ui-header-button-deploy").removeClass("disabled")
}
if (xhr.status === 401) {
RED.notify(RED._("notification.error", { message: RED._("user.notAuthorized") }), "error")
} else if (xhr.responseText) {
const errorDetail = { message: err ? (err + "") : "" }
try {
errorDetail.message = JSON.parse(xhr.responseText).message
} finally {
errorDetail.message = errorDetail.message || xhr.responseText
}
RED.notify(RED._("notification.error", errorDetail), "error")
} else {
RED.notify(RED._("notification.error", { message: RED._("deploy.errors.noResponse") }), "error")
}
}).always(function() {
const delta = Math.max(0, 300 - (Date.now() - startTime))
setTimeout(function () {
deployButtonClearBusy()
shadeHide()
deployInflight = false
}, delta);
});
}
function restart() {
var startTime = Date.now();
var deployWasEnabled = !$("#red-ui-header-button-deploy").hasClass("disabled");
deployInflight = true;
deployButtonSetBusy();
$.ajax({
url:"flows",
type: "POST",
@ -307,15 +368,10 @@ RED.deploy = (function() {
RED.notify(RED._("deploy.deployFailed",{message:RED._("deploy.errors.noResponse")}),"error");
}
}).always(function() {
deployInflight = false;
var delta = Math.max(0,300-(Date.now()-startTime));
setTimeout(function() {
$(".red-ui-deploy-button-content").css('opacity',1);
$(".red-ui-deploy-button-spinner").hide();
$("#red-ui-header-shade").hide();
$("#red-ui-editor-shade").hide();
$("#red-ui-palette-shade").hide();
$("#red-ui-sidebar-shade").hide();
deployButtonClearBusy();
deployInflight = false;
},delta);
});
}
@ -450,21 +506,14 @@ RED.deploy = (function() {
const nns = RED.nodes.createCompleteNodeSet();
const startTime = Date.now();
$(".red-ui-deploy-button-content").css('opacity', 0);
$(".red-ui-deploy-button-spinner").show();
$("#red-ui-header-button-deploy").addClass("disabled");
deployButtonSetBusy();
const data = { flows: nns };
if (!force) {
data.rev = RED.nodes.version();
}
deployInflight = true;
$("#red-ui-header-shade").show();
$("#red-ui-editor-shade").show();
$("#red-ui-palette-shade").show();
$("#red-ui-sidebar-shade").show();
shadeShow();
$.ajax({
url: "flows",
type: "POST",
@ -550,15 +599,11 @@ RED.deploy = (function() {
RED.notify(RED._("deploy.deployFailed", { message: RED._("deploy.errors.noResponse") }), "error");
}
}).always(function () {
deployInflight = false;
const delta = Math.max(0, 300 - (Date.now() - startTime));
setTimeout(function () {
$(".red-ui-deploy-button-content").css('opacity', 1);
$(".red-ui-deploy-button-spinner").hide();
$("#red-ui-header-shade").hide();
$("#red-ui-editor-shade").hide();
$("#red-ui-palette-shade").hide();
$("#red-ui-sidebar-shade").hide();
deployInflight = false;
deployButtonClearBusy()
shadeHide()
}, delta);
});
}

View File

@ -4877,6 +4877,9 @@ RED.view = (function() {
if (d._def.button) {
var buttonEnabled = isButtonEnabled(d);
this.__buttonGroup__.classList.toggle("red-ui-flow-node-button-disabled", !buttonEnabled);
if (RED.runtime && Object.hasOwn(RED.runtime,'started')) {
this.__buttonGroup__.classList.toggle("red-ui-flow-node-button-stopped", !RED.runtime.started);
}
var x = d._def.align == "right"?d.w-6:-25;
if (d._def.button.toggle && !d[d._def.button.toggle]) {

View File

@ -176,6 +176,13 @@
cursor: default;
}
}
&.red-ui-flow-node-button-stopped {
opacity: 0.4;
.red-ui-flow-node-button-button {
cursor: default;
pointer-events: none;
}
}
}
.red-ui-flow-node-button-button {
cursor: pointer;

View File

@ -219,7 +219,7 @@
span.red-ui-menu-sublabel {
color: var(--red-ui-header-menu-sublabel-color);
font-size: 13px;
display: inline-block;
display: block;
text-indent: 0px;
}
}

View File

@ -255,5 +255,82 @@ var api = module.exports = {
}
}
return sendCredentials;
}
},
/**
* Gets running state of runtime flows
* @param {Object} opts
* @param {User} opts.user - the user calling the api
* @param {Object} opts.req - the request to log (optional)
* @return {{state:string, started:boolean}} - the current run state of the flows
* @memberof @node-red/runtime_flows
*/
getState: async function(opts) {
runtime.log.audit({event: "flows.getState"}, opts.req);
const result = {
state: runtime.flows.state()
}
return result;
},
/**
* Sets running state of runtime flows
* @param {Object} opts
* @param {Object} opts.req - the request to log (optional)
* @param {User} opts.user - the user calling the api
* @param {string} opts.state - the requested state. Valid values are "start" and "stop".
* @return {Promise<Flow>} - the active flow configuration
* @memberof @node-red/runtime_flows
*/
setState: async function(opts) {
opts = opts || {};
const makeError = (error, errcode, statusCode) => {
const message = typeof error == "object" ? error.message : error
const err = typeof error == "object" ? error : new Error(message||"Unexpected Error")
err.status = err.status || statusCode || 400;
err.code = err.code || errcode || "unexpected_error"
runtime.log.audit({
event: "flows.setState",
state: opts.state || "",
error: errcode || "unexpected_error",
message: err.code
}, opts.req);
return err
}
const getState = () => {
return {
state: runtime.flows.state()
}
}
if(!runtime.settings.runtimeState || runtime.settings.runtimeState.enabled !== true) {
throw (makeError("Method Not Allowed", "not_allowed", 405))
}
switch (opts.state) {
case "start":
try {
try {
runtime.settings.set('runtimeFlowState', opts.state);
} catch(err) {}
if (runtime.settings.safeMode) {
delete runtime.settings.safeMode
}
await runtime.flows.startFlows("full")
return getState()
} catch (err) {
throw (makeError(err, err.code, 500))
}
case "stop":
try {
try {
runtime.settings.set('runtimeFlowState', opts.state);
} catch(err) {}
await runtime.flows.stopFlows("full")
return getState()
} catch (err) {
throw (makeError(err, err.code, 500))
}
default:
throw (makeError(`Cannot change flows runtime state to '${opts.state}'}`, "invalid_run_state", 400))
}
},
}

View File

@ -148,6 +148,18 @@ var api = module.exports = {
enabled: (runtime.settings.diagnostics && runtime.settings.diagnostics.enabled === false) ? false : true,
ui: (runtime.settings.diagnostics && runtime.settings.diagnostics.ui === false) ? false : true
}
if(safeSettings.diagnostics.enabled === false) {
safeSettings.diagnostics.ui = false; // cannot have UI without endpoint
}
safeSettings.runtimeState = {
//unless runtimeState.ui and runtimeState.enabled are explicitly true, they will default to false.
enabled: !!runtime.settings.runtimeState && runtime.settings.runtimeState.enabled === true,
ui: !!runtime.settings.runtimeState && runtime.settings.runtimeState.ui === true
}
if(safeSettings.runtimeState.enabled !== true) {
safeSettings.runtimeState.ui = false; // cannot have UI without endpoint
}
runtime.settings.exportNodeSettings(safeSettings);
runtime.plugins.exportPluginSettings(safeSettings);

View File

@ -36,6 +36,8 @@ var activeFlowConfig = null;
var activeFlows = {};
var started = false;
var state = 'stop'
var credentialsPendingReset = false;
var activeNodesToFlow = {};
@ -50,6 +52,7 @@ function init(runtime) {
storage = runtime.storage;
log = runtime.log;
started = false;
state = 'stop';
if (!typeEventRegistered) {
events.on('type-registered',function(type) {
if (activeFlowConfig && activeFlowConfig.missingTypes.length > 0) {
@ -214,19 +217,26 @@ function setFlows(_config,_credentials,type,muteLog,forceStart,user) {
// Flows are running (or should be)
// Stop the active flows (according to deploy type and the diff)
return stop(type,diff,muteLog).then(() => {
return stop(type,diff,muteLog,true).then(() => {
// Once stopped, allow context to remove anything no longer needed
return context.clean(activeFlowConfig)
}).then(() => {
if (!isLoad) {
log.info(log._("nodes.flows.updated-flows"));
}
// Start the active flows
start(type,diff,muteLog).then(() => {
start(type,diff,muteLog,true).then(() => {
events.emit("runtime-event",{id:"runtime-deploy",payload:{revision:flowRevision},retain: true});
});
// Return the new revision asynchronously to the actual start
return flowRevision;
}).catch(function(err) { })
} else {
if (!isLoad) {
log.info(log._("nodes.flows.updated-flows"));
}
events.emit("runtime-event",{id:"runtime-deploy",payload:{revision:flowRevision},retain: true});
return flowRevision;
}
});
}
@ -259,9 +269,10 @@ function getFlows() {
return activeConfig;
}
async function start(type,diff,muteLog) {
type = type||"full";
async function start(type,diff,muteLog,isDeploy) {
type = type || "full";
started = true;
state = 'start'
var i;
// If there are missing types, report them, emit the necessary runtime event and return
if (activeFlowConfig.missingTypes.length > 0) {
@ -283,7 +294,7 @@ async function start(type,diff,muteLog) {
log.info(log._("nodes.flows.missing-type-install-2"));
log.info(" "+settings.userDir);
}
events.emit("runtime-event",{id:"runtime-state",payload:{error:"missing-types", type:"warning",text:"notification.warnings.missing-types",types:activeFlowConfig.missingTypes},retain:true});
events.emit("runtime-event",{id:"runtime-state",payload:{state: 'stop', error:"missing-types", type:"warning",text:"notification.warnings.missing-types",types:activeFlowConfig.missingTypes},retain:true});
return;
}
@ -297,7 +308,7 @@ async function start(type,diff,muteLog) {
missingModules.push({module:err[i].module.module, error: err[i].error.code || err[i].error.toString()})
log.info(` - ${err[i].module.spec} [${err[i].error.code || "unknown_error"}]`);
}
events.emit("runtime-event",{id:"runtime-state",payload:{error:"missing-modules", type:"warning",text:"notification.warnings.missing-modules",modules:missingModules},retain:true});
events.emit("runtime-event",{id:"runtime-state",payload:{state: 'stop', error:"missing-modules", type:"warning",text:"notification.warnings.missing-modules",modules:missingModules},retain:true});
return;
}
@ -306,10 +317,23 @@ async function start(type,diff,muteLog) {
log.info("*****************************************************************")
log.info(log._("nodes.flows.safe-mode"));
log.info("*****************************************************************")
events.emit("runtime-event",{id:"runtime-state",payload:{error:"safe-mode", type:"warning",text:"notification.warnings.safe-mode"},retain:true});
state = 'safe'
events.emit("runtime-event",{id:"runtime-state",payload:{state: 'safe', error:"safe-mode", type:"warning",text:"notification.warnings.safe-mode"},retain:true});
return;
}
let runtimeState
try {
runtimeState = settings.get('runtimeFlowState') || 'start'
} catch (err) {}
if (runtimeState === 'stop') {
log.info(log._("nodes.flows.stopped-flows"));
events.emit("runtime-event",{id:"runtime-state",payload:{ state: 'stop', deploy:isDeploy },retain:true});
state = 'stop'
started = false
return
}
if (!muteLog) {
if (type !== "full") {
log.info(log._("nodes.flows.starting-modified-"+type));
@ -364,12 +388,10 @@ async function start(type,diff,muteLog) {
}
}
}
// Having created or updated all flows, now start them.
for (id in activeFlows) {
if (activeFlows.hasOwnProperty(id)) {
try {
activeFlows[id].start(diff);
// Create a map of node id to flow id and also a subflowInstance lookup map
var activeNodes = activeFlows[id].getActiveNodes();
Object.keys(activeNodes).forEach(function(nid) {
@ -387,7 +409,7 @@ async function start(type,diff,muteLog) {
if (credentialsPendingReset === true) {
credentialsPendingReset = false;
} else {
events.emit("runtime-event",{id:"runtime-state",retain:true});
events.emit("runtime-event",{id:"runtime-state", payload:{ state: 'start', deploy:isDeploy}, retain:true});
}
if (!muteLog) {
@ -400,7 +422,7 @@ async function start(type,diff,muteLog) {
return;
}
function stop(type,diff,muteLog) {
function stop(type,diff,muteLog,isDeploy) {
if (!started) {
return Promise.resolve();
}
@ -420,6 +442,7 @@ function stop(type,diff,muteLog) {
}
}
started = false;
state = 'stop'
var promises = [];
var stopList;
var removedList = diff.removed;
@ -471,6 +494,8 @@ function stop(type,diff,muteLog) {
}
}
events.emit("flows:stopped",{config: activeConfig, type: type, diff: diff});
events.emit("runtime-event",{ id:"runtime-state", payload:{ state: 'stop', deploy:isDeploy }, retain:true });
// Deprecated event
events.emit("nodes-stopped");
});
@ -790,7 +815,7 @@ module.exports = {
stopFlows: stop,
get started() { return started },
state: () => { return state },
// handleError: handleError,
// handleStatus: handleStatus,

View File

@ -215,7 +215,7 @@ function start() {
}
}
return redNodes.loadContextsPlugin().then(function () {
redNodes.loadFlows().then(redNodes.startFlows).catch(function(err) {});
redNodes.loadFlows().then(() => { redNodes.startFlows() }).catch(function(err) {});
started = true;
});
});

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@ -122,6 +122,7 @@
"stopped-flows": "Stopped flows",
"stopped": "Stopped",
"stopping-error": "Error stopping node: __message__",
"updated-flows": "Updated flows",
"added-flow": "Adding flow: __label__",
"updated-flow": "Updated flow: __label__",
"removed-flow": "Removed flow: __label__",

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@ -242,6 +242,7 @@ module.exports = {
/*******************************************************************************
* Runtime Settings
* - lang
* - runtimeState
* - diagnostics
* - logging
* - contextStorage
@ -260,14 +261,26 @@ module.exports = {
* be available at http://localhost:1880/diagnostics
* - ui: When `ui` is `true` (or unset), the action `show-system-info` will
* be available to logged in users of node-red editor
*/
*/
diagnostics: {
/** enable or disable diagnostics endpoint. Must be set to `false` to disable */
enabled: true,
/** enable or disable diagnostics display in the node-red editor. Must be set to `false` to disable */
ui: true,
},
/** Configure runtimeState options
* - enabled: When `enabled` is `true` flows runtime can be Started/Stoped
* by POSTing to available at http://localhost:1880/flows/state
* - ui: When `ui` is `true`, the action `core:start-flows` and
* `core:stop-flows` will be available to logged in users of node-red editor
* Also, the deploy menu (when set to default) will show a stop or start button
*/
runtimeState: {
/** enable or disable flows/state endpoint. Must be set to `false` to disable */
enabled: false,
/** show or hide runtime stop/start options in the node-red editor. Must be set to `false` to hide */
ui: false,
},
/** Configure the logging output */
logging: {
/** Only console logging is currently supported */

View File

@ -32,7 +32,9 @@ describe("api/admin/flows", function() {
app = express();
app.use(bodyParser.json());
app.get("/flows",flows.get);
app.get("/flows/state",flows.getState);
app.post("/flows",flows.post);
app.post("/flows/state",flows.postState);
});
it('returns flow - v1', function(done) {
@ -208,4 +210,99 @@ describe("api/admin/flows", function() {
done();
});
});
it('returns flows run state', function (done) {
var setFlows = sinon.spy(function () { return Promise.resolve(); });
flows.init({
flows: {
setFlows,
getState: async function () {
return { started: true, state: "started" };
}
}
});
request(app)
.get('/flows/state')
.set('Accept', 'application/json')
.set('Node-RED-Deployment-Type', 'reload')
.expect(200)
.end(function (err, res) {
if (err) {
return done(err);
}
try {
res.body.should.have.a.property('started', true);
res.body.should.have.a.property('state', "started");
done();
} catch (e) {
return done(e);
}
});
});
it('sets flows run state - stopped', function (done) {
var setFlows = sinon.spy(function () { return Promise.resolve(); });
flows.init({
flows: {
setFlows: setFlows,
getState: async function () {
return { started: true, state: "started" };
},
setState: async function () {
return { started: false, state: "stopped" };
},
}
});
request(app)
.post('/flows/state')
.set('Accept', 'application/json')
.send({state:'stop'})
.expect(200)
.end(function (err, res) {
if (err) {
return done(err);
}
try {
res.body.should.have.a.property('started', false);
res.body.should.have.a.property('state', "stopped");
done();
} catch (e) {
return done(e);
}
});
});
it('sets flows run state - bad value', function (done) {
var setFlows = sinon.spy(function () { return Promise.resolve(); });
const makeError = (error, errcode, statusCode) => {
const message = typeof error == "object" ? error.message : error
const err = typeof error == "object" ? error : new Error(message||"Unexpected Error")
err.status = err.status || statusCode || 400;
err.code = err.code || errcode || "unexpected_error"
return err
}
flows.init({
flows: {
setFlows: setFlows,
getState: async function () {
return { started: true, state: "started" };
},
setState: async function () {
var err = (makeError("Cannot set runtime state. Invalid state", "invalid_run_state", 400))
var p = Promise.reject(err);
p.catch(()=>{});
return p;
},
}
});
request(app)
.post('/flows/state')
.set('Accept', 'application/json')
.send({state:'bad-state'})
.expect(400)
.end(function(err,res) {
if (err) {
return done(err);
}
res.body.should.have.property("code","invalid_run_state");
done();
});
});
});

View File

@ -427,4 +427,123 @@ describe("runtime-api/flows", function() {
});
});
describe("flow run state", function() {
var startFlows, stopFlows, runtime;
beforeEach(function() {
let flowsStarted = true;
let flowsState = "start";
startFlows = sinon.spy(function(type) {
if (type !== "full") {
var err = new Error();
// TODO: quirk of internal api - uses .code for .status
err.code = 400;
var p = Promise.reject(err);
p.catch(()=>{});
return p;
}
flowsStarted = true;
flowsState = "start";
return Promise.resolve();
});
stopFlows = sinon.spy(function(type) {
if (type !== "full") {
var err = new Error();
// TODO: quirk of internal api - uses .code for .status
err.code = 400;
var p = Promise.reject(err);
p.catch(()=>{});
return p;
}
flowsStarted = false;
flowsState = "stop";
return Promise.resolve();
});
runtime = {
log: mockLog(),
settings: {
runtimeState: {
enabled: true,
ui: true,
},
},
flows: {
get started() {
return flowsStarted;
},
startFlows,
stopFlows,
getFlows: function() { return {rev:"currentRev",flows:[]} },
state: function() { return flowsState}
}
}
})
it("gets flows run state", async function() {
flows.init(runtime);
const state = await flows.getState({})
state.should.have.property("state", "start")
});
it("permits getting flows run state when setting disabled", async function() {
runtime.settings.runtimeState.enabled = false;
flows.init(runtime);
const state = await flows.getState({})
state.should.have.property("state", "start")
});
it("start flows", async function() {
flows.init(runtime);
const state = await flows.setState({state:"start"})
state.should.have.property("state", "start")
stopFlows.called.should.not.be.true();
startFlows.called.should.be.true();
});
it("stop flows", async function() {
flows.init(runtime);
const state = await flows.setState({state:"stop"})
state.should.have.property("state", "stop")
stopFlows.called.should.be.true();
startFlows.called.should.not.be.true();
});
it("rejects starting flows when setting disabled", async function() {
let err;
runtime.settings.runtimeState.enabled = false;
flows.init(runtime);
try {
await flows.setState({state:"start"})
} catch (error) {
err = error
}
stopFlows.called.should.not.be.true();
startFlows.called.should.not.be.true();
should(err).have.property("code", "not_allowed")
should(err).have.property("status", 405)
});
it("rejects stopping flows when setting disabled", async function() {
let err;
runtime.settings.runtimeState.enabled = false;
flows.init(runtime);
try {
await flows.setState({state:"stop"})
} catch (error) {
err = error
}
stopFlows.called.should.not.be.true();
startFlows.called.should.not.be.true();
should(err).have.property("code", "not_allowed")
should(err).have.property("status", 405)
});
it("rejects setting invalid flows run state", async function() {
let err;
flows.init(runtime);
try {
await flows.setState({state:"bad-state"})
} catch (error) {
err = error
}
stopFlows.called.should.not.be.true();
startFlows.called.should.not.be.true();
should(err).have.property("code", "invalid_run_state")
should(err).have.property("status", 400)
});
});
});

View File

@ -396,12 +396,13 @@ describe('flows/index', function() {
try {
flowCreate.called.should.be.false();
receivedEvent.should.have.property('id','runtime-state');
receivedEvent.should.have.property('payload',
{ error: 'missing-modules',
type: 'warning',
text: 'notification.warnings.missing-modules',
modules: [] }
);
receivedEvent.should.have.property('payload', {
state: 'stop',
error: 'missing-modules',
type: 'warning',
text: 'notification.warnings.missing-modules',
modules: []
});
done();
}catch(err) {