mirror of
https://github.com/Abdulazizzn/n8n-enterprise-unlocked.git
synced 2025-12-17 10:02:05 +00:00
✨ Add exchange to RabbitMQ (#1328)
* Implement exchange for rabbitmq * Fix options not parsing displayOptions * Cleanup code in generic functions * ⚡ Minor changes to (#1300) Co-authored-by: Pieter Jong <jongpieter@hotmail.com>
This commit is contained in:
Ricardo Espinoza
@@ -10,11 +10,8 @@ import {
|
||||
} from 'n8n-workflow';
|
||||
|
||||
import {
|
||||
rabbitDefaultOptions,
|
||||
} from './DefaultOptions';
|
||||
|
||||
import {
|
||||
rabbitmqConnect,
|
||||
rabbitmqConnectExchange,
|
||||
rabbitmqConnectQueue,
|
||||
} from './GenericFunctions';
|
||||
|
||||
export class RabbitMQ implements INodeType {
|
||||
@@ -38,20 +35,126 @@ export class RabbitMQ implements INodeType {
|
||||
},
|
||||
],
|
||||
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 to Kafka.',
|
||||
description: 'Send the the data the node receives as JSON.',
|
||||
},
|
||||
{
|
||||
displayName: 'Message',
|
||||
@@ -73,7 +176,81 @@ export class RabbitMQ implements INodeType {
|
||||
type: 'collection',
|
||||
default: {},
|
||||
placeholder: 'Add Option',
|
||||
options: rabbitDefaultOptions,
|
||||
options: [
|
||||
{
|
||||
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: 'Alternate Exchange',
|
||||
name: 'alternateExchange',
|
||||
type: 'string',
|
||||
displayOptions: {
|
||||
show: {
|
||||
'/mode': [
|
||||
'exchange',
|
||||
],
|
||||
},
|
||||
},
|
||||
default: '',
|
||||
description: 'An exchange to send messages to if this exchange can’t route them to any queues',
|
||||
},
|
||||
],
|
||||
},
|
||||
],
|
||||
};
|
||||
@@ -82,62 +259,122 @@ export class RabbitMQ implements INodeType {
|
||||
let channel;
|
||||
try {
|
||||
const items = this.getInputData();
|
||||
|
||||
const queue = this.getNodeParameter('queue', 0) as string;
|
||||
|
||||
const options = this.getNodeParameter('options', 0, {}) as IDataObject;
|
||||
|
||||
channel = await rabbitmqConnect.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;
|
||||
}
|
||||
|
||||
queuePromises.push(channel.sendToQueue(queue, Buffer.from(message)));
|
||||
}
|
||||
|
||||
// @ts-ignore
|
||||
const promisesResponses = await Promise.allSettled(queuePromises);
|
||||
const mode = this.getNodeParameter('mode', 0) as string;
|
||||
|
||||
const returnItems: INodeExecutionData[] = [];
|
||||
|
||||
promisesResponses.forEach((response: IDataObject) => {
|
||||
if (response!.status !== 'fulfilled') {
|
||||
if (mode === 'queue') {
|
||||
const queue = this.getNodeParameter('queue', 0) as string;
|
||||
|
||||
if (this.continueOnFail() !== true) {
|
||||
throw new Error(response!.reason as string);
|
||||
const 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 {
|
||||
// Return the actual reason as error
|
||||
returnItems.push(
|
||||
{
|
||||
json: {
|
||||
error: response.reason,
|
||||
},
|
||||
},
|
||||
);
|
||||
return;
|
||||
message = this.getNodeParameter('message', i) as string;
|
||||
}
|
||||
|
||||
queuePromises.push(channel.sendToQueue(queue, Buffer.from(message)));
|
||||
}
|
||||
|
||||
returnItems.push({
|
||||
json: {
|
||||
success: response.value,
|
||||
},
|
||||
});
|
||||
});
|
||||
// @ts-ignore
|
||||
const promisesResponses = await Promise.allSettled(queuePromises);
|
||||
|
||||
await channel.close();
|
||||
promisesResponses.forEach((response: IDataObject) => {
|
||||
if (response!.status !== 'fulfilled') {
|
||||
|
||||
if (this.continueOnFail() !== true) {
|
||||
throw new Error(response!.reason as string);
|
||||
} else {
|
||||
// Return the actual reason as error
|
||||
returnItems.push(
|
||||
{
|
||||
json: {
|
||||
error: response.reason,
|
||||
},
|
||||
},
|
||||
);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
returnItems.push({
|
||||
json: {
|
||||
success: response.value,
|
||||
},
|
||||
});
|
||||
});
|
||||
|
||||
await channel.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;
|
||||
|
||||
const 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;
|
||||
}
|
||||
|
||||
exchangePromises.push(channel.publish(exchange, routingKey, Buffer.from(message)));
|
||||
}
|
||||
|
||||
// @ts-ignore
|
||||
const promisesResponses = await Promise.allSettled(exchangePromises);
|
||||
|
||||
promisesResponses.forEach((response: IDataObject) => {
|
||||
if (response!.status !== 'fulfilled') {
|
||||
|
||||
if (this.continueOnFail() !== true) {
|
||||
throw new Error(response!.reason as string);
|
||||
} else {
|
||||
// Return the actual reason as error
|
||||
returnItems.push(
|
||||
{
|
||||
json: {
|
||||
error: response.reason,
|
||||
},
|
||||
},
|
||||
);
|
||||
return;
|
||||
}
|
||||
}
|
||||
|
||||
returnItems.push({
|
||||
json: {
|
||||
success: response.value,
|
||||
},
|
||||
});
|
||||
});
|
||||
|
||||
await channel.close();
|
||||
} else {
|
||||
throw new Error(`The operation "${mode}" is not known!`);
|
||||
}
|
||||
|
||||
return this.prepareOutputData(returnItems);
|
||||
} catch (error) {
|
||||
}
|
||||
catch (error) {
|
||||
if (channel) {
|
||||
await channel.close();
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user