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🐛 Fix SNS-Trigger-Node

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This commit is contained in:
Jan Oberhauser
2020-02-09 18:27:06 -08:00
parent ca047b9c78
commit 3fe236b9e6
3 changed files with 45 additions and 27 deletions
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46
packages/nodes-base/nodes/Aws/AwsSnsTrigger.node.ts
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@@ -21,13 +21,13 @@ export class AwsSnsTrigger implements INodeType {
description: INodeTypeDescription = {
displayName: 'AWS SNS Trigger',
subtitle: `={{$parameter["topic"].split(':')[5]}}`,
name: 'AwsSnsTrigger',
name: 'awsSnsTrigger',
icon: 'file:sns.png',
group: ['trigger'],
version: 1,
description: 'Handle AWS SNS events via webhooks',
defaults: {
name: 'AWS SNS Trigger',
name: 'AWS-SNS-Trigger',
color: '#FF9900',
},
inputs: [],
@@ -108,7 +108,7 @@ export class AwsSnsTrigger implements INodeType {
'Version=2010-03-31',
];
const data = await awsApiRequestSOAP.call(this, 'sns', 'GET', '/?Action=ListSubscriptionsByTopic&' + params.join('&'));
const subscriptions = get(data, 'ListSubscriptionsByTopicResponse.ListSubscriptionsByTopicResult.Subscriptions.member')
const subscriptions = get(data, 'ListSubscriptionsByTopicResponse.ListSubscriptionsByTopicResult.Subscriptions.member');
for (const subscription of subscriptions) {
if (webhookData.webhookId === subscription.SubscriptionArn) {
return true;
@@ -118,8 +118,13 @@ export class AwsSnsTrigger implements INodeType {
},
async create(this: IHookFunctions): Promise<boolean> {
const webhookData = this.getWorkflowStaticData('node');
const webhookUrl = this.getNodeWebhookUrl('default');
const webhookUrl = this.getNodeWebhookUrl('default') as string;
const topic = this.getNodeParameter('topic') as string;
if (webhookUrl.includes('%20')) {
throw new Error('The name of the SNS Trigger Node is not allowed to contain any spaces!');
}
const params = [
`TopicArn=${topic}`,
`Endpoint=${webhookUrl}`,
@@ -127,12 +132,10 @@ export class AwsSnsTrigger implements INodeType {
'ReturnSubscriptionArn=true',
'Version=2010-03-31',
];
try {
const { SubscribeResponse } = await awsApiRequestSOAP.call(this, 'sns', 'GET', '/?Action=Subscribe&' + params.join('&'));
webhookData.webhookId = SubscribeResponse.SubscribeResult.SubscriptionArn;
} catch (err) {
throw new Error(err);
}
const { SubscribeResponse } = await awsApiRequestSOAP.call(this, 'sns', 'GET', '/?Action=Subscribe&' + params.join('&'));
webhookData.webhookId = SubscribeResponse.SubscribeResult.SubscriptionArn;
return true;
},
async delete(this: IHookFunctions): Promise<boolean> {
@@ -155,24 +158,33 @@ export class AwsSnsTrigger implements INodeType {
async webhook(this: IWebhookFunctions): Promise<IWebhookResponseData> {
const req = this.getRequestObject();
const topic = this.getNodeParameter('topic') as string;
if (req.body.Type === 'SubscriptionConfirmation' &&
req.body.TopicArn === topic) {
const { Token } = req.body;
// @ts-ignore
const body = JSON.parse((req.rawBody).toString());
if (body.Type === 'SubscriptionConfirmation' &&
body.TopicArn === topic) {
const { Token } = body;
const params = [
`TopicArn=${topic}`,
`Token=${Token}`,
'Version=2010-03-31',
];
await awsApiRequestSOAP.call(this, 'sns', 'GET', '/?Action=ConfirmSubscription&' + params.join('&'));
return {
noWebhookResponse: true,
};
}
if (body.Type === 'UnsubscribeConfirmation') {
return {};
}
if (req.body.Type === 'UnsubscribeConfirmation') {
return {};
}
//TODO verify message signature
return {
workflowData: [
this.helpers.returnJsonArray(req.body),
this.helpers.returnJsonArray(body),
],
};
}