Renamed the mariadb, openldap and postgres database

roles/svc-db-openldap/docs/Installation.md

@@ -0,0 +1,35 @@
+# Installation
+
+## MemberOf
+```bash
+# Activate
+ldapmodify -Y EXTERNAL -H ldapi:/// <<EOF
+dn: cn=module{0},cn=config
+changetype: modify
+add: olcModuleLoad
+olcModuleLoad: /opt/bitnami/openldap/lib/openldap/memberof.so
+EOF
+
+# Verify
+ldapsearch -Q -Y EXTERNAL -H ldapi:/// -b "cn=module{0},cn=config" olcModuleLoad
+
+ldapadd -Y EXTERNAL -H ldapi:/// <<EOF
+dn: olcOverlay=memberof,olcDatabase={2}mdb,cn=config
+objectClass: olcOverlayConfig
+objectClass: olcMemberOf
+olcOverlay: memberof
+olcMemberOfRefInt: TRUE
+olcMemberOfDangling: ignore
+olcMemberOfGroupOC: groupOfNames
+olcMemberOfMemberAD: member
+olcMemberOfMemberOfAD: memberOf
+EOF
+
+
+```
+
+### Verifiy that MemberOf is activated and loaded
+```bash
+docker exec -it ldap sh -c 'ls -l /opt/bitnami/openldap/lib/openldap/memberof.*'
+docker exec -it ldap ldapsearch -Y EXTERNAL -H ldapi:/// -b cn=config '(&(objectClass=olcOverlayConfig)(olcOverlay=memberof))'
+```