import type { IExecuteFunctions, IDataObject, ILoadOptionsFunctions, INodeExecutionData, INodePropertyOptions, INodeType, INodeTypeDescription, JsonObject, } from 'n8n-workflow'; import { awsApiRequestSOAP, awsApiRequestSOAPAllItems } from './GenericFunctions'; import { loadBalancerFields, loadBalancerOperations } from './LoadBalancerDescription'; import { listenerCertificateFields, listenerCertificateOperations, } from './ListenerCertificateDescription'; export class AwsElb implements INodeType { description: INodeTypeDescription = { displayName: 'AWS ELB', name: 'awsElb', icon: 'file:elb.svg', group: ['output'], version: 1, subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}', description: 'Sends data to AWS ELB API', defaults: { name: 'AWS ELB', }, inputs: ['main'], outputs: ['main'], credentials: [ { name: 'aws', required: true, }, ], properties: [ { displayName: 'Resource', name: 'resource', type: 'options', noDataExpression: true, options: [ { name: 'Listener Certificate', value: 'listenerCertificate', }, { name: 'Load Balancer', value: 'loadBalancer', }, ], default: 'loadBalancer', }, ...loadBalancerOperations, ...loadBalancerFields, ...listenerCertificateOperations, ...listenerCertificateFields, ], }; methods = { loadOptions: { async getLoadBalancers(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const params = ['Version=2015-12-01']; const data = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DescribeLoadBalancers&' + params.join('&'), ); let loadBalancers = data.DescribeLoadBalancersResponse.DescribeLoadBalancersResult.LoadBalancers.member; if (!Array.isArray(loadBalancers)) { loadBalancers = [loadBalancers]; } for (const loadBalancer of loadBalancers) { const loadBalancerArn = loadBalancer.LoadBalancerArn as string; const loadBalancerName = loadBalancer.LoadBalancerName as string; returnData.push({ name: loadBalancerName, value: loadBalancerArn, }); } return returnData; }, async getLoadBalancerListeners(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const loadBalancerId = this.getCurrentNodeParameter('loadBalancerId') as string; const params = ['Version=2015-12-01', 'LoadBalancerArn=' + loadBalancerId]; const data = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DescribeListeners&' + params.join('&'), ); let listeners = data.DescribeListenersResponse.DescribeListenersResult.Listeners.member; if (!Array.isArray(listeners)) { listeners = [listeners]; } for (const listener of listeners) { const listenerArn = listener.ListenerArn as string; const listenerName = listener.ListenerArn as string; returnData.push({ name: listenerArn, value: listenerName, }); } return returnData; }, async getSecurityGroups(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const body = ['Version=2016-11-15', 'Action=DescribeSecurityGroups'].join('&'); const data = await awsApiRequestSOAP.call( this, 'ec2', 'POST', '/', body, {}, { 'Content-Type': 'application/x-www-form-urlencoded', charset: 'utf-8', 'User-Agent': 'aws-cli/1.18.124', }, ); let securityGroups = data.DescribeSecurityGroupsResponse.securityGroupInfo.item; if (!Array.isArray(securityGroups)) { securityGroups = [securityGroups]; } for (const securityGroup of securityGroups) { const securityGroupId = securityGroup.groupId as string; const securityGroupName = securityGroup.groupName as string; returnData.push({ name: securityGroupName, value: securityGroupId, }); } return returnData; }, async getSubnets(this: ILoadOptionsFunctions): Promise { const returnData: INodePropertyOptions[] = []; const body = ['Version=2016-11-15', 'Action=DescribeSubnets'].join('&'); const data = await awsApiRequestSOAP.call( this, 'ec2', 'POST', '/', body, {}, { 'Content-Type': 'application/x-www-form-urlencoded', charset: 'utf-8', 'User-Agent': 'aws-cli/1.18.124', }, ); let subnets = data.DescribeSubnetsResponse.subnetSet.item; if (!Array.isArray(subnets)) { subnets = [subnets]; } for (const subnet of subnets) { const subnetId = subnet.subnetId as string; const subnetName = subnet.subnetId as string; returnData.push({ name: subnetName, value: subnetId, }); } return returnData; }, }, }; async execute(this: IExecuteFunctions): Promise { const items = this.getInputData(); const returnData: IDataObject[] = []; let responseData; const resource = this.getNodeParameter('resource', 0); const operation = this.getNodeParameter('operation', 0); for (let i = 0; i < items.length; i++) { try { if (resource === 'listenerCertificate') { //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_AddListenerCertificates.html if (operation === 'add') { const params = ['Version=2015-12-01']; params.push( 'Certificates.member.1.CertificateArn=' + (this.getNodeParameter('certificateId', i) as string), ); params.push('ListenerArn=' + (this.getNodeParameter('listenerId', i) as string)); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=AddListenerCertificates&' + params.join('&'), ); responseData = responseData.AddListenerCertificatesResponse.AddListenerCertificatesResult .Certificates.member; } //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_DescribeListenerCertificates.html if (operation === 'getMany') { const params = ['Version=2015-12-01']; const returnAll = this.getNodeParameter('returnAll', 0); const listenerId = this.getNodeParameter('listenerId', i) as string; params.push(`ListenerArn=${listenerId}`); if (returnAll) { responseData = await awsApiRequestSOAPAllItems.call( this, 'DescribeListenerCertificatesResponse.DescribeListenerCertificatesResult.Certificates.member', 'elasticloadbalancing', 'GET', '/?Action=DescribeListenerCertificates&' + params.join('&'), ); } else { params.push('PageSize=' + (this.getNodeParameter('limit', 0) as unknown as string)); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DescribeListenerCertificates&' + params.join('&'), ); responseData = responseData.DescribeListenerCertificatesResponse.DescribeListenerCertificatesResult .Certificates.member; } } //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_RemoveListenerCertificates.html if (operation === 'remove') { const params = ['Version=2015-12-01']; params.push( 'Certificates.member.1.CertificateArn=' + (this.getNodeParameter('certificateId', i) as string), ); params.push('ListenerArn=' + (this.getNodeParameter('listenerId', i) as string)); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=RemoveListenerCertificates&' + params.join('&'), ); responseData = { sucess: true }; } } if (resource === 'loadBalancer') { //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_CreateLoadBalancer.html if (operation === 'create') { const ipAddressType = this.getNodeParameter('ipAddressType', i) as string; const name = this.getNodeParameter('name', i) as string; const schema = this.getNodeParameter('schema', i) as string; const type = this.getNodeParameter('type', i) as string; const subnets = this.getNodeParameter('subnets', i) as string[]; const additionalFields = this.getNodeParameter('additionalFields', i); const params = ['Version=2015-12-01']; params.push(`IpAddressType=${ipAddressType}`); params.push(`Name=${name}`); params.push(`Scheme=${schema}`); params.push(`Type=${type}`); for (let index = 1; index <= subnets.length; index++) { params.push(`Subnets.member.${index}=${subnets[index - 1]}`); } if (additionalFields.securityGroups) { const securityGroups = additionalFields.securityGroups as string[]; for (let index = 1; index <= securityGroups.length; index++) { params.push(`SecurityGroups.member.${index}=${securityGroups[index - 1]}`); } } if (additionalFields.tagsUi) { const tags = (additionalFields.tagsUi as IDataObject).tagValues as IDataObject[]; if (tags) { for (let index = 1; index <= tags.length; index++) { params.push(`Tags.member.${index}.Key=${tags[index - 1].key}`); params.push(`Tags.member.${index}.Value=${tags[index - 1].value}`); } } } responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=CreateLoadBalancer&' + params.join('&'), ); responseData = responseData.CreateLoadBalancerResponse.CreateLoadBalancerResult.LoadBalancers.member; } //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_DeleteLoadBalancer.html if (operation === 'delete') { const params = ['Version=2015-12-01']; params.push( 'LoadBalancerArn=' + (this.getNodeParameter('loadBalancerId', i) as string), ); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DeleteLoadBalancer&' + params.join('&'), ); responseData = { success: true }; } //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_DescribeLoadBalancers.html if (operation === 'getMany') { const params = ['Version=2015-12-01']; const returnAll = this.getNodeParameter('returnAll', 0); if (returnAll) { const filters = this.getNodeParameter('filters', i); if (filters.names) { const names = (filters.names as string).split(','); for (let index = 1; index <= names.length; index++) { params.push(`Names.member.${index}=${names[index - 1]}`); } } responseData = await awsApiRequestSOAPAllItems.call( this, 'DescribeLoadBalancersResponse.DescribeLoadBalancersResult.LoadBalancers.member', 'elasticloadbalancing', 'GET', '/?Action=DescribeLoadBalancers&' + params.join('&'), ); } else { params.push('PageSize=' + this.getNodeParameter('limit', 0).toString()); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DescribeLoadBalancers&' + params.join('&'), ); responseData = responseData.DescribeLoadBalancersResponse.DescribeLoadBalancersResult.LoadBalancers .member; } } //https://docs.aws.amazon.com/elasticloadbalancing/latest/APIReference/API_DescribeLoadBalancers.html if (operation === 'get') { const params = ['Version=2015-12-01']; params.push( 'LoadBalancerArns.member.1=' + (this.getNodeParameter('loadBalancerId', i) as string), ); responseData = await awsApiRequestSOAP.call( this, 'elasticloadbalancing', 'GET', '/?Action=DescribeLoadBalancers&' + params.join('&'), ); responseData = responseData.DescribeLoadBalancersResponse.DescribeLoadBalancersResult.LoadBalancers .member; } } returnData.push( ...this.helpers.constructExecutionMetaData( this.helpers.returnJsonArray(responseData as IDataObject), { itemData: { item: i }, }, ), ); } catch (error) { if (this.continueOnFail()) { returnData.push({ error: (error as JsonObject).toString() }); continue; } throw error; } } return [returnData as INodeExecutionData[]]; } }