Microsoft Outlook service root endpoint

n8n-io · Feb 23, 2025 · a763241 · a763241
1 parent 073b05b
commit a763241
Show file tree

Hide file tree

Showing 2 changed files with 27 additions and 2 deletions.
diff --git a/packages/nodes-base/credentials/MicrosoftOutlookOAuth2Api.credentials.ts b/packages/nodes-base/credentials/MicrosoftOutlookOAuth2Api.credentials.ts
@@ -15,6 +15,20 @@ const scopes = [
 	'MailboxSettings.Read',
 ];
 
+const enum EndpointNames {
+	Global = 'Microsoft Graph global service',
+	GovCloud = 'Microsoft Graph for US Government L4',
+	DoDCloud = 'Microsoft Graph for US Government L5 (DOD)',
+	China = 'Microsoft Graph China operated by 21Vianet',
+}
+
+const endpoints: Record<EndpointNames, string> = {
+	[EndpointNames.Global]: 'https://graph.microsoft.com',
+	[EndpointNames.GovCloud]: 'https://graph.microsoft.us',
+	[EndpointNames.DoDCloud]: 'https://dod-graph.microsoft.us',
+	[EndpointNames.China]: 'https://microsoftgraph.chinacloudapi.cn',
+};
+
 export class MicrosoftOutlookOAuth2Api implements ICredentialType {
 	name = 'microsoftOutlookOAuth2Api';
 
@@ -50,5 +64,16 @@ export class MicrosoftOutlookOAuth2Api implements ICredentialType {
 				},
 			},
 		},
+		{
+			displayName: 'Endpoint',
+			description: 'The service root endpoint to use when connecting to the Outlook API.',
+			name: 'graphEndpoint',
+			type: 'options',
+			default: endpoints[EndpointNames.Global],
+			options: Object.keys(endpoints).map((name) => ({
+				name,
+				value: endpoints[name as EndpointNames],
+			})),
+		},
 	];
 }
diff --git a/packages/nodes-base/nodes/Microsoft/Outlook/v2/transport/index.ts b/packages/nodes-base/nodes/Microsoft/Outlook/v2/transport/index.ts
@@ -23,10 +23,10 @@ export async function microsoftApiRequest(
 ) {
 	const credentials = await this.getCredentials('microsoftOutlookOAuth2Api');
 
-	let apiUrl = `https://graph.microsoft.com/v1.0/me${resource}`;
+	let apiUrl = `${credentials.graphEndpoint}/v1.0/me${resource}`;
 	// If accessing shared mailbox
 	if (credentials.useShared && credentials.userPrincipalName) {
-		apiUrl = `https://graph.microsoft.com/v1.0/users/${credentials.userPrincipalName}${resource}`;
+		apiUrl = `${credentials.graphEndpoint}/v1.0/users/${credentials.userPrincipalName}${resource}`;
 	}
 
 	const options: IRequestOptions = {