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Gmail OAuth2 configuration

Submitted by tanderson on Mon, 03/04/2023 - 16:34

The following instructions can be used to configure a Mail Server that connects to Gmail using OAuth2.
These instructions apply to the Email Document Loader Job as well, although the ports will be different.

1. In Administration - Organisation, create or edit a Mail Server

Enter the following details:

Name Gmail
Description Account settings for Gmail
Host smtp.gmail.com
Port 587
Timeout 120
Connection Security STARTTLS
Authentication Method OAuth2  - Gmail

2. Click Authorise

The first time this is done, a New OAuth2 Client Registration window will be displayed.
This prompts for the following details:

  • Client Id
  • Client Secret

These are obtained in the following steps. Note the Redirect URI.

3. Log in to https://console.cloud.google.com

Project name: OpenVPMS
Click CREATE
 

4. Enable the GMail API

 
i. Select API & Services from the Dashboard
ii. Select Enabled API & services
 
 
iii. Click ENABLE APIS AND SERVICES
 
iv. In the API Library, enter gmail api in the search field.
     Select Gmail API from the results.
 
 
v. Click ENABLE

5. App Registration
i. Under the APIs & Services, click OAuth consent screen
ii. If you are part of an Organisation , select Internal, else select External.
iii. Click CREATE

 
 
iv. On the OAuth consent screen, enter:
  • App name: OpenVPMS
  • User support email: an email address for users to contact you with questions about their consent
  • Under Developer contact information, enter:
 
 
v. Click SAVE AND CONTINUE
 
vi. On the Scopes screen, click ADD OR REMOVE SCOPES
vii. In the Updated selected scopes popup, under Manually add scopes, enter:
    https://mail.google.com
    and click ADD TO TABLE
viii. In the table, select:
and click UPDATE
 
 
On completion, Your non-sensitive scopes should display:
  • .../auth/userinfo.email
  • .../auth/userinfo.profile
  • openid

while Your restricted scopes should display:

Click SAVE AND CONTINUE
 

6. Test users

i. Click ADD USERS
ii. In the Add users popup, enter the email addresses of the users whose accounts will be access by OpenVPMS
iii. Click ADD
 

 

iv. Click SAVE AND CONTINUE

7. Credentials

i. Under APIs & Services, select Credentials
ii. Click CREATE CREDENTIALS
iii. Click OAuth client ID

 

iv. Under Create OAuth client ID, enter

v. Click CREATE

A popup will display, containing the Client ID and Client Secret:

Gmail is now ready to accept authorisation.

8. Update OAuth2 Client Registration

Back in the OAuth2 Client Registration editor, enter the Client Id and Client Secret.
 

 

    Click OK. This should automatically start the Authorise flow. A new browser will be displayed.

    After logging in, follow the prompts, and select 'Read, compose, send and permantly delete all your mail from Gmail'

Click Continue.

 

9. Check Authorisation

In the Mail Server window, click Check Authorisation.

    If successful, the Gmail account will appear in the Username field. Click OK.

 

 
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