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(Classic ASP) OAuth2 for a GMail using a P12 Service Account KeySee more GMail REST API ExamplesDemonstrates how to use GMail with OAuth2 for aservice account within a Google Workspace Account where your email domain is custom (e.g., @yourcompany.com ).
Note: This example does not work for For more information, see https://www.chilkatsoft.com/google_workspace_setup_smtp_gmail.asp
<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=utf-8"> </head> <body> <% ' This example requires the Chilkat API to have been previously unlocked. ' See Global Unlock Sample for sample code. set http = Server.CreateObject("Chilkat.Http") ' -------------------------------------------------------------------------------- ' For a step-by-step guide for setting up your Google Workspace service account, ' see Setup Google Workspace Account for Sending SMTP GMail from a Service Account ' -------------------------------------------------------------------------------- ' Begin by loading your Google service account key (.p12) set cert = Server.CreateObject("Chilkat.Cert") success = cert.LoadPfxFile("c:/someDirectory/keys/chilkat25-cbd7b42afbd8.p12","notasecret") If (success <> 1) Then Response.Write "<pre>" & Server.HTMLEncode( cert.LastErrorText) & "</pre>" Response.End End If ' The ISS is your service account email address ending in gserviceaccount.com. iss = "chilkatsvc@chilkat25.iam.gserviceaccount.com" ' The scope is always the following string: scope = "https://mail.google.com/" ' The sub is your company email address oauth_sub = "bob@yourcompany.com" ' The access token is valid for this number of seconds. numSec = 3600 accessToken = http.G_SvcOauthAccessToken(iss,scope,oauth_sub,numSec,cert) If (http.LastMethodSuccess <> 1) Then Response.Write "<pre>" & Server.HTMLEncode( http.LastErrorText) & "</pre>" Response.End Else Response.Write "<pre>" & Server.HTMLEncode( "access token: " & accessToken) & "</pre>" End If ' The access token allows us to send unlimited emails while it's valid. Once it expires, we must obtain and use a new one. ' ----------------------------------------------------------------------- set mailman = Server.CreateObject("Chilkat.MailMan") ' Set the properties for the GMail SMTP server: mailman.SmtpHost = "smtp.gmail.com" mailman.SmtpPort = 587 mailman.StartTLS = 1 mailman.SmtpUsername = "bob@yourcompany.com" mailman.OAuth2AccessToken = accessToken ' Create a new email object set email = Server.CreateObject("Chilkat.Email") email.Subject = "This is a test" email.Body = "This is a test" email.From = "Bob <bob@yourcompany.com>" success = email.AddTo("Recipient","recipient@example.com") ' To add more recipients, call AddTo, AddCC, or AddBcc once per recipient. success = mailman.SendEmail(email) If (success <> 1) Then Response.Write "<pre>" & Server.HTMLEncode( mailman.LastErrorText) & "</pre>" Response.End End If success = mailman.CloseSmtpConnection() If (success <> 1) Then Response.Write "<pre>" & Server.HTMLEncode( "Connection to SMTP server not closed cleanly.") & "</pre>" End If Response.Write "<pre>" & Server.HTMLEncode( "Successfully sent email using Gmail with a service account key.") & "</pre>" %> </body> </html> |
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