n8n/packages/nodes-base/nodes/RabbitMQ/RabbitMQ.node.ts

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import {
IExecuteFunctions,
} from 'n8n-core';
import {
IDataObject,
INodeExecutionData,
INodeType,
INodeTypeDescription,
JsonObject,
:sparkles: Improve node error handling (#1309) * Add path mapping and response error interfaces * Add error handling and throwing functionality * Refactor error handling into a single function * Re-implement error handling in Hacker News node * Fix linting details * Re-implement error handling in Spotify node * Re-implement error handling in G Suite Admin node * :construction: create basic setup NodeError * :construction: add httpCodes * :construction: add path priolist * :construction: handle statusCode in error, adjust interfaces * :construction: fixing type issues w/Ivan * :construction: add error exploration * 👔 fix linter issues * :wrench: improve object check * :construction: remove path passing from NodeApiError * :construction: add multi error + refactor findProperty method * 👔 allow any * :wrench: handle multi error message callback * :zap: change return type of callback * :zap: add customCallback to MultiError * :construction: refactor to use INode * :hammer: handle arrays, continue search after first null property found * 🚫 refactor method access * :construction: setup NodeErrorView * :zap: change timestamp to Date.now * :books: Add documentation for methods and constants * :construction: change message setting * 🚚 move NodeErrors to workflow * :sparkles: add new ErrorView for Nodes * :art: improve error notification * :art: refactor interfaces * :zap: add WorkflowOperationError, refactor error throwing * 👕 fix linter issues * :art: rename param * :bug: fix handling normal errors * :zap: add usage of NodeApiError * :art: fix throw new error instead of constructor * :art: remove unnecessary code/comments * :art: adjusted spacing + updated status messages * :art: fix tab indentation * ✨ Replace current errors with custom errors (#1576) * :zap: Introduce NodeApiError in catch blocks * :zap: Introduce NodeOperationError in nodes * :zap: Add missing errors and remove incompatible * :zap: Fix NodeOperationError in incompatible nodes * :wrench: Adjust error handling in missed nodes PayPal, FileMaker, Reddit, Taiga and Facebook Graph API nodes * :hammer: Adjust Strava Trigger node error handling * :hammer: Adjust AWS nodes error handling * :hammer: Remove duplicate instantiation of NodeApiError * :bug: fix strava trigger node error handling * Add XML parsing to NodeApiError constructor (#1633) * :bug: Remove type annotation from catch variable * :sparkles: Add XML parsing to NodeApiError * :zap: Simplify error handling in Rekognition node * :zap: Pass in XML flag in generic functions * :fire: Remove try/catch wrappers at call sites * :hammer: Refactor setting description from XML * :hammer: Refactor let to const in resource loaders * :zap: Find property in parsed XML * :zap: Change let to const * :fire: Remove unneeded try/catch block * :shirt: Fix linting issues * :bug: Fix errors from merge conflict resolution * :zap: Add custom errors to latest contributions * :shirt: Fix linting issues * :zap: Refactor MongoDB helpers for custom errors * :bug: Correct custom error type * :zap: Apply feedback to A nodes * :zap: Apply feedback to missed A node * :zap: Apply feedback to B-D nodes * :zap: Apply feedback to E-F nodes * :zap: Apply feedback to G nodes * :zap: Apply feedback to H-L nodes * :zap: Apply feedback to M nodes * :zap: Apply feedback to P nodes * :zap: Apply feedback to R nodes * :zap: Apply feedback to S nodes * :zap: Apply feedback to T nodes * :zap: Apply feedback to V-Z nodes * :zap: Add HTTP code to iterable node error * :hammer: Standardize e as error * :hammer: Standardize err as error * :zap: Fix error handling for non-standard nodes Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <1849459+BHesseldieck@users.noreply.github.com>
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NodeApiError,
NodeOperationError,
} from 'n8n-workflow';
import {
rabbitmqConnectExchange,
rabbitmqConnectQueue,
} from './GenericFunctions';
export class RabbitMQ implements INodeType {
description: INodeTypeDescription = {
displayName: 'RabbitMQ',
name: 'rabbitmq',
icon: 'file:rabbitmq.png',
group: ['transform'],
version: 1,
description: 'Sends messages to a RabbitMQ topic',
defaults: {
name: 'RabbitMQ',
},
inputs: ['main'],
outputs: ['main'],
credentials: [
{
name: 'rabbitmq',
required: true,
},
],
properties: [
{
displayName: 'Mode',
name: 'mode',
type: 'options',
options: [
{
name: 'Queue',
value: 'queue',
description: 'Publish data to queue.',
},
{
name: 'Exchange',
value: 'exchange',
description: 'Publish data to exchange.',
},
],
default: 'queue',
description: 'To where data should be moved.',
},
// ----------------------------------
// Queue
// ----------------------------------
{
displayName: 'Queue / Topic',
name: 'queue',
type: 'string',
displayOptions: {
show: {
mode: [
'queue',
],
},
},
default: '',
placeholder: 'queue-name',
description: 'Name of the queue to publish to.',
},
// ----------------------------------
// Exchange
// ----------------------------------
{
displayName: 'Exchange',
name: 'exchange',
type: 'string',
displayOptions: {
show: {
mode: [
'exchange',
],
},
},
default: '',
placeholder: 'exchange-name',
description: 'Name of the exchange to publish to.',
},
{
displayName: 'Type',
name: 'exchangeType',
type: 'options',
displayOptions: {
show: {
mode: [
'exchange',
],
},
},
options: [
{
name: 'Direct',
value: 'direct',
description: 'Direct exchange type.',
},
{
name: 'Topic',
value: 'topic',
description: 'Topic exchange type.',
},
{
name: 'Headers',
value: 'headers',
description: 'Headers exchange type.',
},
{
name: 'Fanout',
value: 'fanout',
description: 'Fanout exchange type.',
},
],
default: 'fanout',
description: 'Type of exchange.',
},
{
displayName: 'Routing key',
name: 'routingKey',
type: 'string',
displayOptions: {
show: {
mode: [
'exchange',
],
},
},
default: '',
placeholder: 'routing-key',
description: 'The routing key for the message.',
},
// ----------------------------------
// Default
// ----------------------------------
{
displayName: 'Send Input Data',
name: 'sendInputData',
type: 'boolean',
default: true,
description: 'Send the the data the node receives as JSON.',
},
{
displayName: 'Message',
name: 'message',
type: 'string',
displayOptions: {
show: {
sendInputData: [
false,
],
},
},
default: '',
description: 'The message to be sent.',
},
{
displayName: 'Options',
name: 'options',
type: 'collection',
default: {},
placeholder: 'Add Option',
options: [
{
displayName: 'Alternate Exchange',
name: 'alternateExchange',
type: 'string',
displayOptions: {
show: {
'/mode': [
'exchange',
],
},
},
default: '',
description: 'An exchange to send messages to if this exchange cant route them to any queues',
},
{
displayName: 'Arguments',
name: 'arguments',
placeholder: 'Add Argument',
description: 'Arguments to add.',
type: 'fixedCollection',
typeOptions: {
multipleValues: true,
},
default: {},
options: [
{
name: 'argument',
displayName: 'Argument',
values: [
{
displayName: 'Key',
name: 'key',
type: 'string',
default: '',
},
{
displayName: 'Value',
name: 'value',
type: 'string',
default: '',
},
],
},
],
},
{
displayName: 'Auto Delete',
name: 'autoDelete',
type: 'boolean',
default: false,
description: 'The queue will be deleted when the number of consumers drops to zero .',
},
{
displayName: 'Durable',
name: 'durable',
type: 'boolean',
default: true,
description: 'The queue will survive broker restarts.',
},
{
displayName: 'Exclusive',
name: 'exclusive',
type: 'boolean',
displayOptions: {
show: {
'/mode': [
'queue',
],
},
},
default: false,
description: 'Scopes the queue to the connection.',
},
{
displayName: 'Headers',
name: 'headers',
placeholder: 'Add Header',
description: 'Headers to add.',
type: 'fixedCollection',
typeOptions: {
multipleValues: true,
},
default: {},
options: [
{
name: 'header',
displayName: 'Header',
values: [
{
displayName: 'Key',
name: 'key',
type: 'string',
default: '',
},
{
displayName: 'Value',
name: 'value',
type: 'string',
default: '',
},
],
},
],
},
],
},
],
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
let channel, options: IDataObject;
try {
const items = this.getInputData();
const mode = this.getNodeParameter('mode', 0) as string;
const returnItems: INodeExecutionData[] = [];
if (mode === 'queue') {
const queue = this.getNodeParameter('queue', 0) as string;
options = this.getNodeParameter('options', 0, {}) as IDataObject;
channel = await rabbitmqConnectQueue.call(this, queue, options);
const sendInputData = this.getNodeParameter('sendInputData', 0) as boolean;
let message: string;
const queuePromises = [];
for (let i = 0; i < items.length; i++) {
if (sendInputData === true) {
message = JSON.stringify(items[i].json);
} else {
message = this.getNodeParameter('message', i) as string;
}
let headers: IDataObject = {};
if (options.headers && ((options.headers as IDataObject).header! as IDataObject[]).length) {
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const itemOptions = this.getNodeParameter('options', i, {}) as IDataObject;
const additionalHeaders: IDataObject = {};
((itemOptions.headers as IDataObject).header as IDataObject[]).forEach((header: IDataObject) => {
additionalHeaders[header.key as string] = header.value;
});
headers = additionalHeaders;
}
queuePromises.push(channel.sendToQueue(queue, Buffer.from(message), { headers }));
}
// @ts-ignore
const promisesResponses = await Promise.allSettled(queuePromises);
promisesResponses.forEach((response: JsonObject) => {
if (response!.status !== 'fulfilled') {
if (this.continueOnFail() !== true) {
:sparkles: Improve node error handling (#1309) * Add path mapping and response error interfaces * Add error handling and throwing functionality * Refactor error handling into a single function * Re-implement error handling in Hacker News node * Fix linting details * Re-implement error handling in Spotify node * Re-implement error handling in G Suite Admin node * :construction: create basic setup NodeError * :construction: add httpCodes * :construction: add path priolist * :construction: handle statusCode in error, adjust interfaces * :construction: fixing type issues w/Ivan * :construction: add error exploration * 👔 fix linter issues * :wrench: improve object check * :construction: remove path passing from NodeApiError * :construction: add multi error + refactor findProperty method * 👔 allow any * :wrench: handle multi error message callback * :zap: change return type of callback * :zap: add customCallback to MultiError * :construction: refactor to use INode * :hammer: handle arrays, continue search after first null property found * 🚫 refactor method access * :construction: setup NodeErrorView * :zap: change timestamp to Date.now * :books: Add documentation for methods and constants * :construction: change message setting * 🚚 move NodeErrors to workflow * :sparkles: add new ErrorView for Nodes * :art: improve error notification * :art: refactor interfaces * :zap: add WorkflowOperationError, refactor error throwing * 👕 fix linter issues * :art: rename param * :bug: fix handling normal errors * :zap: add usage of NodeApiError * :art: fix throw new error instead of constructor * :art: remove unnecessary code/comments * :art: adjusted spacing + updated status messages * :art: fix tab indentation * ✨ Replace current errors with custom errors (#1576) * :zap: Introduce NodeApiError in catch blocks * :zap: Introduce NodeOperationError in nodes * :zap: Add missing errors and remove incompatible * :zap: Fix NodeOperationError in incompatible nodes * :wrench: Adjust error handling in missed nodes PayPal, FileMaker, Reddit, Taiga and Facebook Graph API nodes * :hammer: Adjust Strava Trigger node error handling * :hammer: Adjust AWS nodes error handling * :hammer: Remove duplicate instantiation of NodeApiError * :bug: fix strava trigger node error handling * Add XML parsing to NodeApiError constructor (#1633) * :bug: Remove type annotation from catch variable * :sparkles: Add XML parsing to NodeApiError * :zap: Simplify error handling in Rekognition node * :zap: Pass in XML flag in generic functions * :fire: Remove try/catch wrappers at call sites * :hammer: Refactor setting description from XML * :hammer: Refactor let to const in resource loaders * :zap: Find property in parsed XML * :zap: Change let to const * :fire: Remove unneeded try/catch block * :shirt: Fix linting issues * :bug: Fix errors from merge conflict resolution * :zap: Add custom errors to latest contributions * :shirt: Fix linting issues * :zap: Refactor MongoDB helpers for custom errors * :bug: Correct custom error type * :zap: Apply feedback to A nodes * :zap: Apply feedback to missed A node * :zap: Apply feedback to B-D nodes * :zap: Apply feedback to E-F nodes * :zap: Apply feedback to G nodes * :zap: Apply feedback to H-L nodes * :zap: Apply feedback to M nodes * :zap: Apply feedback to P nodes * :zap: Apply feedback to R nodes * :zap: Apply feedback to S nodes * :zap: Apply feedback to T nodes * :zap: Apply feedback to V-Z nodes * :zap: Add HTTP code to iterable node error * :hammer: Standardize e as error * :hammer: Standardize err as error * :zap: Fix error handling for non-standard nodes Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <1849459+BHesseldieck@users.noreply.github.com>
2021-04-16 09:33:36 -07:00
throw new NodeApiError(this.getNode(), response);
} else {
// Return the actual reason as error
returnItems.push(
{
json: {
error: response.reason,
},
},
);
return;
}
}
returnItems.push({
json: {
success: response.value,
},
});
});
await channel.close();
await channel.connection.close();
}
else if (mode === 'exchange') {
const exchange = this.getNodeParameter('exchange', 0) as string;
const type = this.getNodeParameter('exchangeType', 0) as string;
const routingKey = this.getNodeParameter('routingKey', 0) as string;
options = this.getNodeParameter('options', 0, {}) as IDataObject;
channel = await rabbitmqConnectExchange.call(this, exchange, type, options);
const sendInputData = this.getNodeParameter('sendInputData', 0) as boolean;
let message: string;
const exchangePromises = [];
for (let i = 0; i < items.length; i++) {
if (sendInputData === true) {
message = JSON.stringify(items[i].json);
} else {
message = this.getNodeParameter('message', i) as string;
}
let headers: IDataObject = {};
if (options.headers && ((options.headers as IDataObject).header! as IDataObject[]).length) {
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const itemOptions = this.getNodeParameter('options', i, {}) as IDataObject;
const additionalHeaders: IDataObject = {};
((itemOptions.headers as IDataObject).header as IDataObject[]).forEach((header: IDataObject) => {
additionalHeaders[header.key as string] = header.value;
});
headers = additionalHeaders;
}
exchangePromises.push(channel.publish(exchange, routingKey, Buffer.from(message), { headers }));
}
// @ts-ignore
const promisesResponses = await Promise.allSettled(exchangePromises);
promisesResponses.forEach((response: JsonObject) => {
if (response!.status !== 'fulfilled') {
if (this.continueOnFail() !== true) {
:sparkles: Improve node error handling (#1309) * Add path mapping and response error interfaces * Add error handling and throwing functionality * Refactor error handling into a single function * Re-implement error handling in Hacker News node * Fix linting details * Re-implement error handling in Spotify node * Re-implement error handling in G Suite Admin node * :construction: create basic setup NodeError * :construction: add httpCodes * :construction: add path priolist * :construction: handle statusCode in error, adjust interfaces * :construction: fixing type issues w/Ivan * :construction: add error exploration * 👔 fix linter issues * :wrench: improve object check * :construction: remove path passing from NodeApiError * :construction: add multi error + refactor findProperty method * 👔 allow any * :wrench: handle multi error message callback * :zap: change return type of callback * :zap: add customCallback to MultiError * :construction: refactor to use INode * :hammer: handle arrays, continue search after first null property found * 🚫 refactor method access * :construction: setup NodeErrorView * :zap: change timestamp to Date.now * :books: Add documentation for methods and constants * :construction: change message setting * 🚚 move NodeErrors to workflow * :sparkles: add new ErrorView for Nodes * :art: improve error notification * :art: refactor interfaces * :zap: add WorkflowOperationError, refactor error throwing * 👕 fix linter issues * :art: rename param * :bug: fix handling normal errors * :zap: add usage of NodeApiError * :art: fix throw new error instead of constructor * :art: remove unnecessary code/comments * :art: adjusted spacing + updated status messages * :art: fix tab indentation * ✨ Replace current errors with custom errors (#1576) * :zap: Introduce NodeApiError in catch blocks * :zap: Introduce NodeOperationError in nodes * :zap: Add missing errors and remove incompatible * :zap: Fix NodeOperationError in incompatible nodes * :wrench: Adjust error handling in missed nodes PayPal, FileMaker, Reddit, Taiga and Facebook Graph API nodes * :hammer: Adjust Strava Trigger node error handling * :hammer: Adjust AWS nodes error handling * :hammer: Remove duplicate instantiation of NodeApiError * :bug: fix strava trigger node error handling * Add XML parsing to NodeApiError constructor (#1633) * :bug: Remove type annotation from catch variable * :sparkles: Add XML parsing to NodeApiError * :zap: Simplify error handling in Rekognition node * :zap: Pass in XML flag in generic functions * :fire: Remove try/catch wrappers at call sites * :hammer: Refactor setting description from XML * :hammer: Refactor let to const in resource loaders * :zap: Find property in parsed XML * :zap: Change let to const * :fire: Remove unneeded try/catch block * :shirt: Fix linting issues * :bug: Fix errors from merge conflict resolution * :zap: Add custom errors to latest contributions * :shirt: Fix linting issues * :zap: Refactor MongoDB helpers for custom errors * :bug: Correct custom error type * :zap: Apply feedback to A nodes * :zap: Apply feedback to missed A node * :zap: Apply feedback to B-D nodes * :zap: Apply feedback to E-F nodes * :zap: Apply feedback to G nodes * :zap: Apply feedback to H-L nodes * :zap: Apply feedback to M nodes * :zap: Apply feedback to P nodes * :zap: Apply feedback to R nodes * :zap: Apply feedback to S nodes * :zap: Apply feedback to T nodes * :zap: Apply feedback to V-Z nodes * :zap: Add HTTP code to iterable node error * :hammer: Standardize e as error * :hammer: Standardize err as error * :zap: Fix error handling for non-standard nodes Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <1849459+BHesseldieck@users.noreply.github.com>
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throw new NodeApiError(this.getNode(), response);
} else {
// Return the actual reason as error
returnItems.push(
{
json: {
error: response.reason,
},
},
);
return;
}
}
returnItems.push({
json: {
success: response.value,
},
});
});
await channel.close();
await channel.connection.close();
} else {
:sparkles: Improve node error handling (#1309) * Add path mapping and response error interfaces * Add error handling and throwing functionality * Refactor error handling into a single function * Re-implement error handling in Hacker News node * Fix linting details * Re-implement error handling in Spotify node * Re-implement error handling in G Suite Admin node * :construction: create basic setup NodeError * :construction: add httpCodes * :construction: add path priolist * :construction: handle statusCode in error, adjust interfaces * :construction: fixing type issues w/Ivan * :construction: add error exploration * 👔 fix linter issues * :wrench: improve object check * :construction: remove path passing from NodeApiError * :construction: add multi error + refactor findProperty method * 👔 allow any * :wrench: handle multi error message callback * :zap: change return type of callback * :zap: add customCallback to MultiError * :construction: refactor to use INode * :hammer: handle arrays, continue search after first null property found * 🚫 refactor method access * :construction: setup NodeErrorView * :zap: change timestamp to Date.now * :books: Add documentation for methods and constants * :construction: change message setting * 🚚 move NodeErrors to workflow * :sparkles: add new ErrorView for Nodes * :art: improve error notification * :art: refactor interfaces * :zap: add WorkflowOperationError, refactor error throwing * 👕 fix linter issues * :art: rename param * :bug: fix handling normal errors * :zap: add usage of NodeApiError * :art: fix throw new error instead of constructor * :art: remove unnecessary code/comments * :art: adjusted spacing + updated status messages * :art: fix tab indentation * ✨ Replace current errors with custom errors (#1576) * :zap: Introduce NodeApiError in catch blocks * :zap: Introduce NodeOperationError in nodes * :zap: Add missing errors and remove incompatible * :zap: Fix NodeOperationError in incompatible nodes * :wrench: Adjust error handling in missed nodes PayPal, FileMaker, Reddit, Taiga and Facebook Graph API nodes * :hammer: Adjust Strava Trigger node error handling * :hammer: Adjust AWS nodes error handling * :hammer: Remove duplicate instantiation of NodeApiError * :bug: fix strava trigger node error handling * Add XML parsing to NodeApiError constructor (#1633) * :bug: Remove type annotation from catch variable * :sparkles: Add XML parsing to NodeApiError * :zap: Simplify error handling in Rekognition node * :zap: Pass in XML flag in generic functions * :fire: Remove try/catch wrappers at call sites * :hammer: Refactor setting description from XML * :hammer: Refactor let to const in resource loaders * :zap: Find property in parsed XML * :zap: Change let to const * :fire: Remove unneeded try/catch block * :shirt: Fix linting issues * :bug: Fix errors from merge conflict resolution * :zap: Add custom errors to latest contributions * :shirt: Fix linting issues * :zap: Refactor MongoDB helpers for custom errors * :bug: Correct custom error type * :zap: Apply feedback to A nodes * :zap: Apply feedback to missed A node * :zap: Apply feedback to B-D nodes * :zap: Apply feedback to E-F nodes * :zap: Apply feedback to G nodes * :zap: Apply feedback to H-L nodes * :zap: Apply feedback to M nodes * :zap: Apply feedback to P nodes * :zap: Apply feedback to R nodes * :zap: Apply feedback to S nodes * :zap: Apply feedback to T nodes * :zap: Apply feedback to V-Z nodes * :zap: Add HTTP code to iterable node error * :hammer: Standardize e as error * :hammer: Standardize err as error * :zap: Fix error handling for non-standard nodes Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <b.hesseldieck@gmail.com> Co-authored-by: Ben Hesseldieck <1849459+BHesseldieck@users.noreply.github.com>
2021-04-16 09:33:36 -07:00
throw new NodeOperationError(this.getNode(), `The operation "${mode}" is not known!`);
}
return this.prepareOutputData(returnItems);
}
catch (error) {
if (channel) {
await channel.close();
await channel.connection.close();
}
throw error;
}
}
}