With newer versions of on-premise Sentry (I am using Sentry 20.10.1), the LDAP authentication does not seem to work any more. The code still compiles but the LDAP login UI does not show up. Fortunately, newer versions of Sentry provide built-in support for SAML2 authentication, so we can …

Sentry is a fairly popular service for tracking exceptions and errors in production softwares. They also provides a docker recipe for people who want to self host their own sentry server. This post shows how to enable LDAP authentication for such a self hosted sentry server, using freeIPA as the …