You have added a token under http_config, but mail sending uses smtp not http.
There are a few settings like smtp_auth_secret, but I have no idea whether Microsoft will accept them. Bryan On Thursday, 8 May 2025 at 16:37:00 UTC+1 fullstac...@gmail.com wrote: > Snippet of my alertmanager.yml file: > > global: > smtp_smarthost: "smtp.office365.com:587" > smtp_from: "noreply...@myorg.com" > http_config: > oauth2: > client_id: "76214c65-6283-4368-abbe-987********" > client_secret: "Vp_8Q~********~97~*********~b~D" > token_url: " > https://login.microsoftonline.com/5d471751-917b-********/oauth2/v2.0/token > " > scopes: ["https://outlook.office365.com/.default";] > tls_config: > insecure_skip_verify: true > endpoint_params: > grant_type: "client_credentials" > > But as I load the alert manager and wait for the emails being sent I get > the below error: > > time=2025-05-08T15:16:47.536Z level=ERROR source=dispatch.go:360 > msg="Notify for alerts failed" component=dispatcher num_alerts=1 > err="email-alert/email[0]: notify retry canceled after 7 attempts: > send MAIL command: 530 5.7.57 *Client not authenticated to send mail.* > [*****.INDP287.***.OUTLOOK.COM 2025-05-08T15:16:42.409Z.****]" > > What is wrong with my configuration in prometheus? I have duly followed > the links here > > - > > https://prometheus.io/docs/prometheus/latest/configuration/configuration/#oauth2 > - > > https://learn.microsoft.com/en-us/exchange/client-developer/legacy-protocols/how-to-authenticate-an-imap-pop-smtp-application-by-using-oauth > > > > -- You received this message because you are subscribed to the Google Groups "Prometheus Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to prometheus-users+unsubscr...@googlegroups.com. To view this discussion visit https://groups.google.com/d/msgid/prometheus-users/e6da8970-3977-46b1-a3e5-4162d3508321n%40googlegroups.com.
