I enable the debug in this /opt/shibboleth-idp/conf/logback.xml
...
<variable name="idp.loglevel.idp" value="DEBUG" ></variable>
<variable name="idp.loglevel.opensaml" value="DEBUG" ></variable>
...
And my /opt/shibboleth-idp/logs/idp-process.log:
```
2018-04-25 13:54:42,918 - DEBUG [net.shibboleth.idp.profile.impl.WebFlowMessageHandlerAdaptor:195] - Profile Action WebFlowMessageHandlerAdaptor: Invoking message handler on message context containing a message of type 'org.opensaml.saml.saml2.core.impl.AuthnRequestImpl'
2018-04-25 13:54:42,918 - DEBUG [org.opensaml.saml.metadata.resolver.impl.PredicateRoleDescriptorResolver:260] - Resolved no EntityDescriptors via underlying MetadataResolver, returning empty collection
2018-04-25 13:54:42,918 - INFO [org.opensaml.saml.common.binding.impl.SAMLMetadataLookupHandler:128] - Message Handler: No metadata returned for https://vcd.MY-DOMAIN.ru/cloud/org/demo-MYNAME/saml/metadata/alias/vcd in role {urn:oasis:names:tc:SAML:2.0:metadata}SPSSODescriptor with protocol urn:oasis:names:tc:SAML:2.0:protocol
2018-04-25 13:54:42,919 - DEBUG [net.shibboleth.idp.profile.impl.WebFlowMessageHandlerAdaptor:174] - Profile Action WebFlowMessageHandlerAdaptor: Invoking message handler of type 'org.opensaml.saml.common.binding.impl.SAMLAddAttributeConsumingServiceHandler' on INBOUND message context
2018-04-25 13:54:42,919 - DEBUG [net.shibboleth.idp.profile.impl.WebFlowMessageHandlerAdaptor:195] - Profile Action WebFlowMessageHandlerAdaptor: Invoking message handler on message context containing a message of type 'org.opensaml.saml.saml2.core.impl.AuthnRequestImpl'
2018-04-25 13:54:42,919 - DEBUG [org.opensaml.saml.common.binding.impl.SAMLAddAttributeConsumingServiceHandler:110] - Message Handler: No metadata context found, nothing to do
2018-04-25 13:54:42,920 - DEBUG [net.shibboleth.idp.saml.profile.impl.InitializeRelyingPartyContextFromSAMLPeer:132] - Profile Action InitializeRelyingPartyContextFromSAMLPeer: Attaching RelyingPartyContext based on SAML peer https://vcd.MY-DOMAIN.ru/cloud/org/demo-MYNAME/saml/metadata/alias/vcd
2018-04-25 13:54:42,920 - DEBUG [net.shibboleth.idp.relyingparty.impl.DefaultRelyingPartyConfigurationResolver:293] - Resolving relying party configuration
2018-04-25 13:54:42,921 - DEBUG [net.shibboleth.idp.relyingparty.impl.DefaultRelyingPartyConfigurationResolver:299] - Profile request is unverified, returning configuration shibboleth.UnverifiedRelyingParty
2018-04-25 13:54:42,921 - DEBUG [net.shibboleth.idp.profile.impl.SelectRelyingPartyConfiguration:136] - Profile Action SelectRelyingPartyConfiguration: Found relying party configuration shibboleth.UnverifiedRelyingParty for request
2018-04-25 13:54:42,923 - WARN [net.shibboleth.idp.profile.impl.SelectProfileConfiguration:111] - Profile Action SelectProfileConfiguration: Profile http://shibboleth.net/ns/profiles/saml2/sso/browser is not available for RP configuration shibboleth.UnverifiedRelyingParty (RPID https://vcd.MY-DOMAIN.ru/cloud/org/demo-MYNAME/saml/metadata/alias/vcd)
2018-04-25 13:54:42,925 - WARN [org.opensaml.profile.action.impl.LogEvent:105] - A non-proceed event occurred while processing the request: InvalidProfileConfiguration
2018-04-25 13:54:42,926 - DEBUG [org.opensaml.saml.common.profile.logic.DefaultLocalErrorPredicate:154] - No SAMLBindingContext or binding URI available, error must be handled locally
```
Maybe I need to fix the files:
/opt/gluu/jetty/identity/conf/shibboleth3/idp/metadata-providers.xml.vm
/opt/gluu/jetty/identity/conf/shibboleth3/idp/attribute-resolver.xml.vm