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packages/nodes-base/credentials/Kafka.credentials.ts

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+import type { ICredentialType, INodeProperties } from 'n8n-workflow';
+
+export class Kafka implements ICredentialType {
+	name = 'kafka';
+
+	displayName = 'Kafka';
+
+	documentationUrl = 'kafka';
+
+	properties: INodeProperties[] = [
+		{
+			displayName: 'Client ID',
+			name: 'clientId',
+			type: 'string',
+			default: '',
+			placeholder: 'my-app',
+			hint: 'Will not affect the connection, but will be used to identify the client in the Kafka server logs. Read more <a href="https://kafka.apache.org/documentation/#design_quotasgroups">here</a>',
+		},
+		{
+			displayName: 'Brokers',
+			name: 'brokers',
+			type: 'string',
+			default: '',
+			placeholder: 'kafka1:9092,kafka2:9092',
+		},
+		{
+			displayName: 'SSL',
+			name: 'ssl',
+			type: 'boolean',
+			default: true,
+		},
+		{
+			displayName: 'Authentication',
+			name: 'authentication',
+			type: 'boolean',
+			default: false,
+		},
+		{
+			displayName: 'Username',
+			name: 'username',
+			type: 'string',
+			displayOptions: {
+				show: {
+					authentication: [true],
+				},
+			},
+			default: '',
+			description: 'Optional username if authenticated is required',
+		},
+		{
+			displayName: 'Password',
+			name: 'password',
+			type: 'string',
+			displayOptions: {
+				show: {
+					authentication: [true],
+				},
+			},
+			typeOptions: {
+				password: true,
+			},
+			default: '',
+			description: 'Optional password if authenticated is required',
+		},
+		{
+			displayName: 'SASL Mechanism',
+			name: 'saslMechanism',
+			type: 'options',
+			displayOptions: {
+				show: {
+					authentication: [true],
+				},
+			},
+			options: [
+				{
+					name: 'Plain',
+					value: 'plain',
+				},
+				{
+					name: 'scram-sha-256',
+					value: 'scram-sha-256',
+				},
+				{
+					name: 'scram-sha-512',
+					value: 'scram-sha-512',
+				},
+			],
+			default: 'plain',
+		},
+	];
+}