I'm having a strange issue with cross-realm tickets that I'm having a hard time troubleshooting. it looks similar to an issue posted back in 2014. https://www.redhat.com/archives/freeipa-users/2014-October/msg00207.html but this routes file seems to exist.
My Setup.
If I log into an ipa-joined server on ipa.example.com as a user @ legacy and attempt to use kerberos auth to another server, I received this error:
debug3: authmethod_lookup gssapi-keyex
debug3: remaining preferred: gssapi-with-mic,keyboard-interactive
debug3: authmethod_is_enabled gssapi-keyex
debug1: Next authentication method: gssapi-keyex
debug1: No valid Key exchange context
debug2: we did not send a packet, disable method
debug3: authmethod_lookup gssapi-with-mic
debug3: remaining preferred: keyboard-interactive
debug3: authmethod_is_enabled gssapi-with-mic
debug1: Next authentication method: gssapi-with-mic
debug2: we sent a gssapi-with-mic packet, wait for reply
debug1: Delegating credentials
debug1: Delegating credentials
debug1: Unspecified GSS failure. Minor code may provide more information
Illegal cross-realm ticket
Any help would be apprecaited, I checked capaths and it looks correct.
cat /var/lib/sss/pubconf/krb5.include.d/domain_realm_ipa_example_com
[domain_realm]
.EXAMPLE.COM = EXAMPLE.COM
EXAMPLE.COM = EXAMPLE.COM
.AD.EXAMPLE.COM = AD.EXAMPLE.COM
AD.EXAMPLE.COM = AD.EXAMPLE.COM
.EXAMPLE.ORG = EXAMPLE.ORG
EXAMPLE.ORG = EXAMPLE.ORG
[capaths]
EXAMPLE.COM = {
IPA.EXAMPLE.COM = EXAMPLE.COM
}
AD.EXAMPLE.COM = {
IPA.EXAMPLE.COM = EXAMPLE.COM
}
EXAMPLE.ORG = {
IPA.EXAMPLE.COM = EXAMPLE.ORG
}
IPA.EXAMPLE.COM = {
EXAMPLE.COM = EXAMPLE.COM
AD.EXAMPLE.COM = EXAMPLE.COM
EXAMPLE.ORG = EXAMPLE.ORG
}