Unable to sync groups from LDAP server using LDAPS

Solution Unverified - Updated -

Issue

  • Cannot create or sync groups to OCP from the LDAP service using LDAPS

  • Could not connect to the LDAP server: LDAP Result Code 200 "Network Error"

  • Following command fails:

    # oc adm groups sync --type=ldap --sync-config=/etc/origin/master/ldap_group_sync.yaml --whitelist=/etc/origin/master/ldap_group_whitelist.txt --confirm --loglevel=10
...
could not connect to the LDAP server: LDAP Result Code 200 "": EOF

  • TLS / SSL ciphers do not match between client and server

Environment

  • Red Hat OpenShift Container Platform (OCP) 3.x

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