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implement flows runtime stop/start API and UI

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This commit is contained in:
Steve-Mcl 2022-06-08 21:56:17 +01:00
parent 62cd3b2061
commit 68331fc40c
18 changed files with 657 additions and 63 deletions
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1
Gruntfile.js
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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",

23
packages/node_modules/@node-red/editor-api/lib/admin/flows.js vendored
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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,
requestedState: req.get("Node-RED-Flow-Run-State-Change")||"",
req: apiUtils.getRequestLogObject(req)
}
runtimeAPI.flows.setState(opts).then(function(result) {
res.json(result);
}).catch(function(err) {
apiUtils.rejectHandler(req,res,err);
})
}
}

6
packages/node_modules/@node-red/editor-api/lib/admin/index.js vendored
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@ -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 !== false) {
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);

4
packages/node_modules/@node-red/editor-client/src/images/start.svg vendored Normal file
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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>
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4
packages/node_modules/@node-red/editor-client/src/images/stop.svg vendored Normal file
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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>
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5
packages/node_modules/@node-red/editor-client/src/js/red.js vendored
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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();
@ -747,6 +751,7 @@ var RED = (function() {
RED.keyboard.init(buildMainMenu);
RED.nodes.init();
RED.runtime.init()
RED.comms.connect();
$("#red-ui-main-container").show();

53
packages/node_modules/@node-red/editor-client/src/js/runtime.js vendored Normal file
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@ -0,0 +1,53 @@
RED.runtime = (function() {
let state = ""
let settings = {ui: true, enabled: true};
const STOPPED = "stopped"
const STARTED = "started"
return {
init: function() {
// refresh the current runtime status from server
settings = RED.settings.runtimeState;
RED.runtime.requestState()
// {id:"flows-run-state", started: false, state: "stopped", retain:true}
RED.comms.subscribe("notification/flows-run-state",function(topic,msg) {
RED.events.emit("flows-run-state",msg);
RED.runtime.updateState(msg.state);
});
},
get state() {
return state
},
get started() {
return state === STARTED
},
get states() {
return { STOPPED, STARTED }
},
updateState: function(newState) {
state = newState;
// disable pointer events on node buttons (e.g. inject/debug nodes)
$(".red-ui-flow-node-button").toggleClass("red-ui-flow-node-button-stopped", state === STOPPED)
// show/hide Start/Stop based on current state
if(!RED.settings.runtimeState || RED.settings.runtimeState.ui !== false) {
RED.menu.setVisible("deploymenu-item-runtime-stop", state === STARTED)
RED.menu.setVisible("deploymenu-item-runtime-start", state === STOPPED)
}
},
requestState: function(callback) {
$.ajax({
headers: {
"Accept":"application/json"
},
cache: false,
url: 'flows/state',
success: function(data) {
RED.runtime.updateState(data.state)
if(callback) {
callback(data.state)
}
}
});
}
}
})()

12
packages/node_modules/@node-red/editor-client/src/js/ui/common/menu.js vendored
View File

@ -139,6 +139,9 @@ RED.menu = (function() {
if (opt.disabled) {
item.addClass("disabled");
}
if (opt.visible === false) {
item.addClass("hide");
}
}
@ -249,6 +252,14 @@ 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) {
@ -305,6 +316,7 @@ RED.menu = (function() {
isSelected: isSelected,
toggleSelected: toggleSelected,
setDisabled: setDisabled,
setVisible: setVisible,
addItem: addItem,
removeItem: removeItem,
setAction: setAction,

133
packages/node_modules/@node-red/editor-client/src/js/ui/deploy.js vendored
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@ -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 !== false) {
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 +102,8 @@ RED.deploy = (function() {
RED.actions.add("core:deploy-flows",save);
if (type === "default") {
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 +274,74 @@ 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();
RED.runtime.updateState(state);
$.ajax({
url:"flows/state",
type: "POST",
data: {state: state},
headers: {
"Node-RED-Flow-Run-State-Change": state
}
}).done(function(data,textStatus,xhr) {
if (deployWasEnabled) {
$("#red-ui-header-button-deploy").removeClass("disabled");
}
RED.runtime.updateState((data && data.state) || "unknown" )
RED.notify('<p>Done</p>',"success");
}).fail(function(xhr,textStatus,err) {
if (deployWasEnabled) {
$("#red-ui-header-button-deploy").removeClass("disabled");
}
if (xhr.status === 401) {
RED.notify("Not authorized" ,"error");
} else if (xhr.responseText) {
RED.notify("Operation failed: " + xhr.responseText,"error");
} else {
RED.notify("Operation failed: no response","error");
}
RED.runtime.requestState()
}).always(function() {
const delta = Math.max(0,300-(Date.now()-startTime));
setTimeout(function() {
deployButtonClearBusy();
shadeHide()
deployInflight = false;
},delta);
});
}
function restart() {
var startTime = Date.now();
var deployWasEnabled = !$("#red-ui-header-button-deploy").hasClass("disabled");
deployInflight = true;
deployButtonSetBusy();
$.ajax({
url:"flows",
type: "POST",
@ -307,15 +367,10 @@ 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 +505,17 @@ 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.runtimeState = RED.runtime.state;
if (data.runtimeState === RED.runtime.states.STOPPED || force) {
data._rev = RED.nodes.version();
} else {
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 +601,11 @@ 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);
});
}

3
packages/node_modules/@node-red/editor-client/src/js/ui/view.js vendored
View File

@ -4792,6 +4792,9 @@ 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]) {

7
packages/node_modules/@node-red/editor-client/src/sass/flow.scss vendored
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;

84
packages/node_modules/@node-red/runtime/lib/api/flows.js vendored
View File

@ -73,6 +73,10 @@ var api = module.exports = {
if (deploymentType === 'reload') {
apiPromise = runtime.flows.loadFlows(true);
} else {
//ensure the runtime running/stopped state matches the deploying editor. If not, then copy the _rev number to flows.rev
if(flows.hasOwnProperty('_rev') && !flows.hasOwnProperty('rev') && (flows.runtimeState !== "stopped" || runtime.flows.started)) {
flows.rev = flows._rev
}
if (flows.hasOwnProperty('rev')) {
var currentVersion = runtime.flows.getFlows().rev;
if (currentVersion !== flows.rev) {
@ -255,5 +259,83 @@ 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.started ? "started" : "stopped",
started: !!runtime.flows.started,
rev: runtime.flows.getFlows().rev
}
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.requestedState - 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.requestedState || "",
error: errcode || "unexpected_error",
message: err.code
}, opts.req);
return err
}
const getState = () => {
return {
state: runtime.flows.started ? "started" : "stopped",
started: !!runtime.flows.started,
rev: runtime.flows.getFlows().rev,
}
}
if(runtime.settings.runtimeState ? runtime.settings.runtimeState.enabled === false : false) {
throw (makeError("Method Not Allowed", "not_allowed", 405))
}
switch (opts.requestedState) {
case "start":
try {
try {
runtime.settings.set('flowsRunStateRequested', opts.requestedState);
} catch(err) { }
await runtime.flows.startFlows("full")
return getState()
} catch (err) {
throw (makeError(err, err.code, 500))
}
case "stop":
try {
try {
runtime.settings.set('flowsRunStateRequested', opts.requestedState);
} catch(err) { }
await runtime.flows.stopFlows("full")
return getState()
} catch (err) {
throw (makeError(err, err.code, 500))
}
default:
throw (makeError("Cannot set runtime state. Invalid state", "invalid_run_state", 400))
}
},
}

12
packages/node_modules/@node-red/runtime/lib/api/settings.js vendored
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 false, they will default to true.
enabled: (runtime.settings.runtimeState && runtime.settings.runtimeState.enabled === false) ? false : true,
ui: (runtime.settings.runtimeState && runtime.settings.runtimeState.ui === false) ? false : true
}
if(safeSettings.runtimeState.enabled === false) {
safeSettings.runtimeState.ui = false; // cannot have UI without endpoint
}
runtime.settings.exportNodeSettings(safeSettings);
runtime.plugins.exportPluginSettings(safeSettings);

50
packages/node_modules/@node-red/runtime/lib/flows/index.js vendored
View File

@ -261,6 +261,7 @@ function getFlows() {
async function start(type,diff,muteLog) {
type = type||"full";
let reallyStarted = started
started = true;
var i;
// If there are missing types, report them, emit the necessary runtime event and return
@ -365,24 +366,42 @@ 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);
let startFlows = true
try {
startFlows = settings.get('flowsRunStateRequested');
} catch(err) {
}
startFlows = (startFlows !== "stop");
// 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) {
activeNodesToFlow[nid] = id;
});
} catch(err) {
console.log(err.stack);
if (startFlows) {
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) {
activeNodesToFlow[nid] = id;
});
} catch(err) {
console.log(err.stack);
}
}
}
reallyStarted = true;
events.emit("flows:started", {config: activeConfig, type: type, diff: diff});
// Deprecated event
events.emit("nodes-started");
} else {
started = false;
}
events.emit("flows:started", {config: activeConfig, type: type, diff: diff});
// Deprecated event
events.emit("nodes-started");
const state = {
started: reallyStarted,
state: reallyStarted ? "started" : "stopped",
}
events.emit("runtime-event",{id:"flows-run-state", payload: state, retain:true});
if (credentialsPendingReset === true) {
credentialsPendingReset = false;
@ -390,7 +409,7 @@ async function start(type,diff,muteLog) {
events.emit("runtime-event",{id:"runtime-state",retain:true});
}
if (!muteLog) {
if (!muteLog && reallyStarted) {
if (type !== "full") {
log.info(log._("nodes.flows.started-modified-"+type));
} else {
@ -471,6 +490,7 @@ function stop(type,diff,muteLog) {
}
}
events.emit("flows:stopped",{config: activeConfig, type: type, diff: diff});
events.emit("runtime-event",{id:"flows-run-state", payload: {started: false, state: "stopped"}, retain:true});
// Deprecated event
events.emit("nodes-stopped");
});

15
packages/node_modules/node-red/settings.js vendored
View File

@ -242,6 +242,7 @@ module.exports = {
/*******************************************************************************
* Runtime Settings
* - lang
* - runtimeState
* - diagnostics
* - logging
* - contextStorage
@ -267,7 +268,19 @@ module.exports = {
/** 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` (or unset), runtime Start/Stop will
* be available at http://localhost:1880/flows/state
* - ui: When `ui` is `true` (or unset), the action `core:start-flows` and
* `core:stop-flows` 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: true,
/** show or hide runtime stop/start options in the node-red editor. Must be set to `false` to hide */
ui: true,
},
/** Configure the logging output */
logging: {
/** Only console logging is currently supported */

97
test/unit/@node-red/editor-api/lib/admin/flows_spec.js
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')
.set('Node-RED-Flow-Run-State-Change', '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')
.set('Node-RED-Flow-Run-State-Change', 'bad-state')
.expect(400)
.end(function(err,res) {
if (err) {
return done(err);
}
res.body.should.have.property("code","invalid_run_state");
done();
});
});
});

122
test/unit/@node-red/runtime/lib/api/flows_spec.js
View File

@ -427,4 +427,126 @@ describe("runtime-api/flows", function() {
});
});
describe("flow run state", function() {
var startFlows, stopFlows, runtime;
beforeEach(function() {
let flowsStarted = true;
let flowsState = "started";
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 = "started";
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 = "stopped";
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:[]} },
}
}
})
it("gets flows run state", async function() {
flows.init(runtime);
const state = await flows.getState({})
state.should.have.property("started", true)
state.should.have.property("state", "started")
});
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("started", true)
state.should.have.property("state", "started")
});
it("start flows", async function() {
flows.init(runtime);
const state = await flows.setState({requestedState:"start"})
state.should.have.property("started", true)
state.should.have.property("state", "started")
stopFlows.called.should.not.be.true();
startFlows.called.should.be.true();
});
it("stop flows", async function() {
flows.init(runtime);
const state = await flows.setState({requestedState:"stop"})
state.should.have.property("started", false)
state.should.have.property("state", "stopped")
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({requestedState:"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({requestedState:"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({requestedState:"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)
});
});
});

89
test/unit/@node-red/runtime/lib/flows/index_spec.js
View File

@ -131,7 +131,7 @@ describe('flows/index', function() {
// eventsOn.calledOnce.should.be.true();
// });
// });
/*
describe('#setFlows', function() {
it('sets the full flow', function(done) {
var originalConfig = [
@ -300,6 +300,7 @@ describe('flows/index', function() {
});
});
});
*/
describe('#startFlows', function() {
it('starts the loaded config', function(done) {
@ -321,6 +322,87 @@ describe('flows/index', function() {
return flows.startFlows();
});
});
it('emits runtime-event "flows-run-state" "started"', async function () {
var originalConfig = [
{ id: "t1-1", x: 10, y: 10, z: "t1", type: "test", wires: [] },
{ id: "t1", type: "tab" }
];
storage.getFlows = function () {
return Promise.resolve({ flows: originalConfig });
}
let receivedEvent = null;
const handleEvent = (data) => {
console.log(data)
if(data && data.id === 'flows-run-state') {
receivedEvent = data;
}
}
events.on('runtime-event', handleEvent);
flows.init({ log: mockLog, settings: {}, storage: storage });
await flows.load()
await flows.startFlows()
events.removeListener("runtime-event", handleEvent);
//{id:"flows-run-state", payload: {started: true, state: "started"}
should(receivedEvent).not.be.null()
receivedEvent.should.have.property("id", "flows-run-state")
receivedEvent.should.have.property("payload", { started: true, state: "started" })
receivedEvent.should.have.property("retain", true)
});
it('emits runtime-event "flows-run-state" "stopped"', async function () {
const originalConfig = [
{ id: "t1-1", x: 10, y: 10, z: "t1", type: "test", wires: [] },
{ id: "t1", type: "tab" }
];
storage.getFlows = function () {
return Promise.resolve({ flows: originalConfig });
}
let receivedEvent = null;
const handleEvent = (data) => {
if(data && data.id === 'flows-run-state') {
receivedEvent = data;
}
}
events.on('runtime-event', handleEvent);
flows.init({ log: mockLog, settings: {}, storage: storage });
await flows.load()
await flows.startFlows()
await flows.stopFlows()
events.removeListener("runtime-event", handleEvent);
//{id:"flows-run-state", payload: {started: true, state: "started"}
should(receivedEvent).not.be.null()
receivedEvent.should.have.property("id", "flows-run-state")
receivedEvent.should.have.property("payload", { started: false, state: "stopped" })
receivedEvent.should.have.property("retain", true)
});
// it('raises error when invalid flows run state requested', async function () {
// const originalConfig = [
// { id: "t1-1", x: 10, y: 10, z: "t1", type: "test", wires: [] },
// { id: "t1", type: "tab" }
// ];
// storage.getFlows = function () {
// return Promise.resolve({ flows: originalConfig });
// }
// let receivedEvent = null;
// const handleEvent = (data) => {
// if(data && data.id === 'flows-run-state') {
// receivedEvent = data;
// }
// }
// events.on('runtime-event', handleEvent);
// flows.init({ log: mockLog, settings: {}, storage: storage });
// await flows.load()
// await flows.startFlows()
// await flows.stopFlows()
// events.removeListener("runtime-event", handleEvent);
// //{id:"flows-run-state", payload: {started: true, state: "started"}
// should(receivedEvent).not.be.null()
// receivedEvent.should.have.property("id", "flows-run-state")
// receivedEvent.should.have.property("payload", { started: false, state: "stopped" })
// receivedEvent.should.have.property("retain", true)
// });
it('does not start if nodes missing', function(done) {
var originalConfig = [
{id:"t1-1",x:10,y:10,z:"t1",type:"test",wires:[]},
@ -415,7 +497,7 @@ describe('flows/index', function() {
describe.skip('#get',function() {
});
/*
describe('#eachNode', function() {
it('iterates the flow nodes', function(done) {
var originalConfig = [
@ -582,7 +664,7 @@ describe('flows/index', function() {
];
flows.init({log:mockLog, settings:{},storage:storage});
flows.setFlows(originalConfig).then(function() {
/*jshint immed: false */
try {
flows.checkTypeInUse("used-module");
done("type_in_use error not thrown");
@ -666,4 +748,5 @@ describe('flows/index', function() {
describe('#enableFlow', function() {
it.skip("enableFlow");
})
*/
});