mirror of
https://github.com/node-red/node-red.git
synced 2023-10-10 13:36:53 +02:00
Link Call should not call into subflow...
- includes missing jsdoc - improves speed (no searching, only lookups) - code formatting consistency - improve tests
This commit is contained in:
Steve-Mcl
parent
e653a933f1
commit
249f7e45fb
@ -21,14 +21,15 @@
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* @property {string} name - Name of target Node
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* @property {string} name - Name of target Node
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* @property {number} flowId - ID of flow where the target node exists
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* @property {number} flowId - ID of flow where the target node exists
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* @property {string} flowName - Name of flow where the target node exists
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* @property {string} flowName - Name of flow where the target node exists
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* @property {boolean} isSubFlow - True if the link-in node exists in a subflow instance
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*/
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*/
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module.exports = function(RED) {
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module.exports = function(RED) {
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"use strict";
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"use strict";
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const crypto = require("crypto");
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const crypto = require("crypto");
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const targetCache = (function() {
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const targetCache = (function () {
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const registry = { ids: {}, named: {}};
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const registry = { id: {}, name: {} };
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function getIndex(/** @type {[LinkTarget]}*/ targets, id) {
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function getIndex(/** @type {[LinkTarget]}*/ targets, id) {
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for (let index = 0; index < (targets || []).length; index++) {
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for (let index = 0; index < (targets || []).length; index++) {
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const element = targets[index];
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const element = targets[index];
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@ -56,11 +57,16 @@ module.exports = function(RED) {
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return {
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return {
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/**
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/**
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* Get a list of targets registerd to this name
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* Get a list of targets registerd to this name
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* @param {string} name
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* @param {string} name Name of the target
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* @param {boolean} [excludeSubflows] set `true` to exclude
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* @returns {[LinkTarget]} Targets registerd to this name.
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* @returns {[LinkTarget]} Targets registerd to this name.
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*/
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*/
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getTargets(name) {
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getTargets(name, excludeSubflows) {
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return registry.named[name] || [];
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const targets = registry.name[name] || [];
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if (excludeSubflows) {
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return targets.filter(e => e.isSubFlow != true);
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}
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return targets;
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},
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},
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/**
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/**
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* Get a single target by registered name.
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* Get a single target by registered name.
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@ -71,14 +77,14 @@ module.exports = function(RED) {
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* @returns {LinkTarget} target
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* @returns {LinkTarget} target
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*/
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*/
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getTarget(name, flowId) {
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getTarget(name, flowId) {
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/** @type {[LinkTarget]}*/
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let possibleTargets = this.getTargets(name);
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let possibleTargets = this.getTargets(name);
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/** @type {LinkTarget}*/ let target;
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/** @type {LinkTarget}*/
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if(possibleTargets.length) {
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let target;
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if(flowId) {
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if (possibleTargets.length && flowId) {
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possibleTargets = possibleTargets.filter(e => e.flowId == flowId);
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possibleTargets = possibleTargets.filter(e => e.flowId == flowId);
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}
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}
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}
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if (possibleTargets.length === 1) {
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if(possibleTargets.length === 1) {
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target = possibleTargets[0];
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target = possibleTargets[0];
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}
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}
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return target;
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return target;
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@ -89,35 +95,35 @@ module.exports = function(RED) {
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* @returns {LinkTarget} target
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* @returns {LinkTarget} target
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*/
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*/
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getTargetById(nodeId) {
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getTargetById(nodeId) {
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return registry.ids[nodeId];
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return registry.id[nodeId];
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},
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},
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register(/** @type {LinkInNode} */ node) {
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register(/** @type {LinkInNode} */ node) {
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const target = generateTarget(node);
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const target = generateTarget(node);
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const tByName = this.getTarget(target.name, target.flowId);
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const tByName = this.getTarget(target.name, target.flowId);
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if(!tByName) {
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if (!tByName || tByName.id !== target.id) {
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registry.named[target.name] = registry.named[target.name] || [];
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registry.name[target.name] = registry.name[target.name] || [];
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registry.named[target.name].push(target)
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registry.name[target.name].push(target)
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}
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}
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registry.ids[target.id] = target;
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registry.id[target.id] = target;
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return target;
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return target;
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},
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},
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remove(node) {
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remove(node) {
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const target = generateTarget(node);
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const target = generateTarget(node);
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const tn = this.getTarget(target.name, target.flowId);
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const tn = this.getTarget(target.name, target.flowId);
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if(tn) {
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if (tn) {
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const targs = this.getTargets(tn.name);
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const targs = this.getTargets(tn.name);
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const idx = getIndex(targs, tn.id);
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const idx = getIndex(targs, tn.id);
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if(idx > -1) {
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if (idx > -1) {
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targs.splice(idx,1);
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targs.splice(idx, 1);
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}
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}
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if(targs.length === 0) {
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if (targs.length === 0) {
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delete registry.named[tn.name];
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delete registry.name[tn.name];
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}
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}
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}
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}
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delete registry.ids[target.id];
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delete registry.id[target.id];
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},
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},
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clear() {
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clear() {
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registry = { ids: {}, named: {}};
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registry = { id: {}, name: {} };
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}
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}
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}
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}
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})();
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})();
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@ -187,17 +193,27 @@ module.exports = function(RED) {
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if (isNaN(timeout)) {
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if (isNaN(timeout)) {
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timeout = 30000;
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timeout = 30000;
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}
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}
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function findNode(target) {
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function getTargetNode(msg) {
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let foundNode = RED.nodes.getNode(target); //1st see if the target is a direct node id
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const dynamicMode = linkType === "dynamic";
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if(!foundNode) {
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const target = dynamicMode ? msg.target : staticTarget
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//first look in this flow for the node
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////1st see if the target is a direct node id
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let foundNode;
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if (targetCache.getTargetById(target)) {
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foundNode = RED.nodes.getNode(target)
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}
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if (target && !foundNode && dynamicMode) {
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//next, look in **this flow only** for the node
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let cachedTarget = targetCache.getTarget(target, node._flow.flow.id);
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let cachedTarget = targetCache.getTarget(target, node._flow.flow.id);
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if(!cachedTarget) {
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if (!cachedTarget) {
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//single target node not found in registry! get all possible targets
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//single target node not found in registry!
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const possibleTargets = targetCache.getTargets(target);
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//get all possible targets from regular flows (exclude subflow instances)
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if(possibleTargets.length === 1) {
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const possibleTargets = targetCache.getTargets(target, true);
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if (possibleTargets.length === 1) {
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//only 1 link-in found with this name - good, lets use it
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cachedTarget = possibleTargets[0];
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cachedTarget = possibleTargets[0];
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} else if (possibleTargets.length > 1) {
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} else if (possibleTargets.length > 1) {
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//more than 1 link-in has this name, raise an error
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throw new Error(`Multiple link-in nodes named '${target}' found`);
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throw new Error(`Multiple link-in nodes named '${target}' found`);
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}
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}
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}
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}
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@ -205,15 +221,15 @@ module.exports = function(RED) {
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foundNode = RED.nodes.getNode(cachedTarget.id);
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foundNode = RED.nodes.getNode(cachedTarget.id);
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}
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}
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}
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}
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if(foundNode instanceof LinkInNode) {
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if (foundNode instanceof LinkInNode) {
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return foundNode;
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return foundNode;
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}
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}
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throw new Error(`link-in node '${target}' not found`);
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throw new Error(`target link-in node '${target || ""}' not found`);
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}
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}
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this.on("input", function(msg, send, done) {
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this.on("input", function (msg, send, done) {
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try {
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try {
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let targetNode = linkType == "dynamic" ? findNode(msg.target) : RED.nodes.getNode(staticTarget);
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const targetNode = getTargetNode(msg);
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if (targetNode && targetNode instanceof LinkInNode) {
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if (targetNode instanceof LinkInNode) {
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msg._linkSource = msg._linkSource || [];
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msg._linkSource = msg._linkSource || [];
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const messageEvent = {
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const messageEvent = {
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id: crypto.randomBytes(14).toString('hex'),
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id: crypto.randomBytes(14).toString('hex'),
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@ -223,9 +239,9 @@ module.exports = function(RED) {
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msg: RED.util.cloneMessage(msg),
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msg: RED.util.cloneMessage(msg),
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send,
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send,
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done,
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done,
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ts: setTimeout(function() {
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ts: setTimeout(function () {
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timeoutMessage(messageEvent.id)
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timeoutMessage(messageEvent.id)
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}, timeout )
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}, timeout)
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};
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};
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msg._linkSource.push(messageEvent);
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msg._linkSource.push(messageEvent);
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targetNode.receive(msg);
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targetNode.receive(msg);
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@ -120,62 +120,102 @@ describe('link Node', function() {
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});
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});
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describe("link-call node", function() {
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describe("link-call node", function() {
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it('should call static link-in node and get response', function(done) {
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it('should call static link-in node and get response', function (done) {
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var flow = [{id:"link-in-1", type:"link in", wires: [[ "func"]]},
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var flow = [{ id: "link-in-1", type: "link in", wires: [["func"]] },
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{id:"func", type:"helper", wires: [["link-out-1"]]},
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{ id: "func", type: "helper", wires: [["link-out-1"]] },
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{id:"link-out-1", type:"link out", mode: "return"},
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{ id: "link-out-1", type: "link out", mode: "return" },
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{id:"link-call", type:"link call", links:["link-in-1"], wires:[["n4"]]},
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{ id: "link-call", type: "link call", links: ["link-in-1"], wires: [["n4"]] },
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{id:"n4", type:"helper"} ];
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{ id: "n4", type: "helper" }];
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helper.load(linkNode, flow, function() {
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helper.load(linkNode, flow, function () {
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var func = helper.getNode("func");
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var func = helper.getNode("func");
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func.on("input", function(msg, send, done) {
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func.on("input", function (msg, send, done) {
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msg.payload = "123";
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msg.payload = "123";
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send(msg);
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send(msg);
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done();
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done();
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})
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})
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var n1 = helper.getNode("link-call");
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var n1 = helper.getNode("link-call");
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var n4 = helper.getNode("n4");
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var n4 = helper.getNode("n4");
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n4.on("input", function(msg) {
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n4.on("input", function (msg) {
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try {
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try {
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msg.should.have.property('payload', '123');
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msg.should.have.property('payload', '123');
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done();
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done();
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} catch(err) {
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} catch (err) {
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done(err);
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done(err);
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}
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}
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});
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});
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n1.receive({payload:"hello"});
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n1.receive({ payload: "hello" });
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});
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});
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})
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})
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it('should call link-in node by name and get response', function(done) {
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it('should call link-in node by name and get response', function (done) {
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this.timeout(500);
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var payload = Date.now();
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var payload = Date.now();
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var flow = [{id:"link-in-1", type:"link in", name:"double payload", wires: [[ "func"]]},
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var flow = [
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{id:"func", type:"helper", wires: [["link-out-1"]]},
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{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
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{id:"link-out-1", type:"link out", mode: "return"},
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{ id: "tab-flow-2", type: "tab", label: "Flow 2" },
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{id:"link-call", type:"link call", linkType:"dynamic", links:[], wires:[["n4"]]},
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{ id: "link-in-1", z: "tab-flow-1", type: "link in", name: "double payload", wires: [["func"]] },
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{id:"n4", type:"helper"} ];
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{ id: "link-in-2", z: "tab-flow-2", type: "link in", name: "double payload", wires: [["func"]] },
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helper.load(linkNode, flow, function() {
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{ id: "func", z: "tab-flow-1", type: "helper", wires: [["link-out-1"]] },
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{ id: "link-out-1", z: "tab-flow-1", type: "link out", mode: "return" },
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{ id: "link-call", z: "tab-flow-1", type: "link call", linkType: "dynamic", links: [], wires: [["n4"]] },
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{ id: "n4", z: "tab-flow-1", type: "helper" }
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];
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helper.load(linkNode, flow, function () {
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var func = helper.getNode("func");
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var func = helper.getNode("func");
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func.on("input", function(msg, send, done) {
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func.on("input", function (msg, send, done) {
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msg.payload += msg.payload;
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msg.payload += msg.payload;
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send(msg);
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send(msg);
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done();
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done();
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})
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})
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var n1 = helper.getNode("link-call");
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var n1 = helper.getNode("link-call");
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var n4 = helper.getNode("n4");
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var n4 = helper.getNode("n4");
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n4.on("input", function(msg) {
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n4.on("input", function (msg) {
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try {
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try {
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msg.should.have.property('payload');
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msg.should.have.property('payload');
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msg.payload.should.eql(payload + payload);
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msg.payload.should.eql(payload + payload);
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done();
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done();
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} catch(err) {
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} catch (err) {
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done(err);
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done(err);
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}
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}
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});
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});
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n1.receive({payload:payload, target:"double payload" });
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n1.receive({ payload: payload, target: "double payload" });
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});
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});
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})
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})
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it('should timeout waiting for link return', function(done) {
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// //TODO: This test is DISABLED - helper.load() calls callback but none of the nodes are available (issue loading a flow with a subflow)
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// it('should call link-in node by name in subflow', function (done) {
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// this.timeout(9999500);
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// var payload = Date.now();
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// var flow = [
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// {"id":"sub-flow-template","type":"subflow","name":"Subflow","info":"","category":"","in":[{"wires":[{"id":"link-call-1"}]}],"out":[{"wires":[{"id":"link-call-1","port":0}]}]},
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// {"id":"link-call-1","type":"link call","z":"sub-flow-template","name":"","links":[],"linkType":"dynamic","timeout":"5","wires":[[]]},
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// {"id":"link-in-1","type":"link in","z":"sub-flow-template","name":"double payload","links":[],"wires":[["func"]]},
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// {"id":"func","type":"function","z":"sub-flow-template","name":"payload.a x payload.b","func":"msg.payload += msg.payload\nreturn msg;\n","outputs":1,"wires":[["link-out-1"]]},
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// {"id":"link-out-1","type":"link out","z":"sub-flow-template","name":"","mode":"return","links":[],"wires":[]},
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// {"id":"sub-flow-1","type":"subflow:sub-flow-template","z":"tab-flow-1","name":"","wires":[["n4"]]},
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// { id: "n4", z: "tab-flow-1", type: "helper" }
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// ];
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// helper.load(linkNode, flow, function () {
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// var sf = helper.getNode("sub-flow-1");
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// var func = helper.getNode("func");
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// var n4 = helper.getNode("n4");
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// func.on("input", function (msg, send, done) {
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// msg.payload += msg.payload;
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// send(msg);
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// done();
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// })
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// n4.on("input", function (msg) {
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// try {
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// msg.should.have.property('payload');
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// msg.payload.should.eql(payload + payload);
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// done();
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// } catch (err) {
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// done(err);
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// }
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// });
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// sf.receive({ payload: payload, target: "double payload" });
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// });
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// })
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it('should timeout waiting for link return', function (done) {
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this.timeout(1000);
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this.timeout(1000);
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const flow = [
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const flow = [
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{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
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{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
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@ -186,30 +226,64 @@ describe('link Node', function() {
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{ id: "catch-all", z: "tab-flow-1", type: "catch", scope: ["link-call"], uncaught: true, wires: [["n4"]] },
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{ id: "catch-all", z: "tab-flow-1", type: "catch", scope: ["link-call"], uncaught: true, wires: [["n4"]] },
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{ id: "n4", z: "tab-flow-1", type: "helper" }
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{ id: "n4", z: "tab-flow-1", type: "helper" }
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];
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];
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helper.load(linkNode, flow, function() {
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helper.load(linkNode, flow, function () {
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const funcNode = helper.getNode("func");
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const funcNode = helper.getNode("func");
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const linkCallNode = helper.getNode("link-call");
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const linkCallNode = helper.getNode("link-call");
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const helperNode = helper.getNode("n4");
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const helperNode = helper.getNode("n4");
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funcNode.on("input", function(msg, send, done) {
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funcNode.on("input", function (msg, send, done) {
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msg.payload += msg.payload;
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msg.payload += msg.payload;
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send(msg);
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send(msg);
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done();
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done();
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})
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})
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helperNode.on("input", function(msg) {
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helperNode.on("input", function (msg) {
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try {
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try {
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msg.should.have.property("target", "double payload");
|
msg.should.have.property("target", "double payload");
|
||||||
msg.should.have.property("error");
|
msg.should.have.property("error");
|
||||||
msg.error.should.have.property("message", "timeout");
|
msg.error.should.have.property("message", "timeout");
|
||||||
msg.error.should.have.property("source");
|
msg.error.should.have.property("source");
|
||||||
done();
|
done();
|
||||||
} catch(err) {
|
} catch (err) {
|
||||||
done(err);
|
done(err);
|
||||||
}
|
}
|
||||||
});
|
});
|
||||||
linkCallNode.receive({payload:"hello", target:"double payload" });
|
linkCallNode.receive({ payload: "hello", target: "double payload" });
|
||||||
});
|
});
|
||||||
})
|
})
|
||||||
it('should raise error due to multiple targets', function(done) {
|
it('should raise error due to multiple targets on same tab', function (done) {
|
||||||
|
this.timeout(55500);
|
||||||
|
const flow = [
|
||||||
|
{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
|
||||||
|
{ id: "link-in-1", z: "tab-flow-1", type: "link in", name: "double payload", wires: [["func"]] },
|
||||||
|
{ id: "link-in-2", z: "tab-flow-1", type: "link in", name: "double payload", wires: [["func"]] },
|
||||||
|
{ id: "func", z: "tab-flow-1", type: "helper", wires: [["link-out-1"]] },
|
||||||
|
{ id: "link-out-1", z: "tab-flow-1", type: "link out", mode: "return" },
|
||||||
|
{ id: "link-call", z: "tab-flow-1", type: "link call", linkType: "dynamic", links: [], wires: [["n4"]] },
|
||||||
|
{ id: "catch-all", z: "tab-flow-1", type: "catch", scope: ["link-call"], uncaught: true, wires: [["n4"]] },
|
||||||
|
{ id: "n4", z: "tab-flow-1", type: "helper" }
|
||||||
|
];
|
||||||
|
helper.load(linkNode, flow, function () {
|
||||||
|
const funcNode = helper.getNode("func");
|
||||||
|
const linkCall = helper.getNode("link-call");
|
||||||
|
const helperNode = helper.getNode("n4");
|
||||||
|
funcNode.on("input", function (msg, send, _done) {
|
||||||
|
done(new Error("Function should not be called"))
|
||||||
|
})
|
||||||
|
helperNode.on("input", function (msg) {
|
||||||
|
try {
|
||||||
|
msg.should.have.property("target", "double payload");
|
||||||
|
msg.should.have.property("error");
|
||||||
|
msg.error.should.have.property("message");
|
||||||
|
msg.error.message.should.match(/.*Multiple link-in nodes.*/)
|
||||||
|
msg.error.should.have.property("source");
|
||||||
|
done();
|
||||||
|
} catch (err) {
|
||||||
|
done(err);
|
||||||
|
}
|
||||||
|
});
|
||||||
|
linkCall.receive({ payload: "hello", target: "double payload" });
|
||||||
|
});
|
||||||
|
})
|
||||||
|
it('should raise error due to multiple targets on different tabs', function (done) {
|
||||||
this.timeout(500);
|
this.timeout(500);
|
||||||
const flow = [
|
const flow = [
|
||||||
{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
|
{ id: "tab-flow-1", type: "tab", label: "Flow 1" },
|
||||||
@ -223,26 +297,26 @@ describe('link Node', function() {
|
|||||||
{ id: "catch-all", z: "tab-flow-1", type: "catch", scope: ["link-call"], uncaught: true, wires: [["n4"]] },
|
{ id: "catch-all", z: "tab-flow-1", type: "catch", scope: ["link-call"], uncaught: true, wires: [["n4"]] },
|
||||||
{ id: "n4", z: "tab-flow-1", type: "helper" }
|
{ id: "n4", z: "tab-flow-1", type: "helper" }
|
||||||
];
|
];
|
||||||
helper.load(linkNode, flow, function() {
|
helper.load(linkNode, flow, function () {
|
||||||
const funcNode = helper.getNode("func");
|
const funcNode = helper.getNode("func");
|
||||||
const linkCall = helper.getNode("link-call");
|
const linkCall = helper.getNode("link-call");
|
||||||
const helperNode = helper.getNode("n4");
|
const helperNode = helper.getNode("n4");
|
||||||
funcNode.on("input", function(msg, send, _done) {
|
funcNode.on("input", function (msg, send, _done) {
|
||||||
done(new Error("Function should not be called"))
|
done(new Error("Function should not be called"))
|
||||||
})
|
})
|
||||||
helperNode.on("input", function(msg) {
|
helperNode.on("input", function (msg) {
|
||||||
try{
|
try {
|
||||||
msg.should.have.property("target", "double payload");
|
msg.should.have.property("target", "double payload");
|
||||||
msg.should.have.property("error");
|
msg.should.have.property("error");
|
||||||
msg.error.should.have.property("message");
|
msg.error.should.have.property("message");
|
||||||
msg.error.message.should.match(/.*Multiple link-in nodes.*/)
|
msg.error.message.should.match(/.*Multiple link-in nodes.*/)
|
||||||
msg.error.should.have.property("source");
|
msg.error.should.have.property("source");
|
||||||
done();
|
done();
|
||||||
} catch(err) {
|
} catch (err) {
|
||||||
done(err);
|
done(err);
|
||||||
}
|
}
|
||||||
});
|
});
|
||||||
linkCall.receive({payload:"hello", target:"double payload" });
|
linkCall.receive({ payload: "hello", target: "double payload" });
|
||||||
});
|
});
|
||||||
})
|
})
|
||||||
it('should allow nested link-call flows', function(done) {
|
it('should allow nested link-call flows', function(done) {
|
||||||
|
|||||||
Loading…
Reference in New Issue
Block a user