Satellite-installer on Capsule fails with 503 Service Unavailable error - Unable to detect features
Issue
The satellite installer fails on the Capsule server with the following error.
[ERROR main] /Stage[main]/Foreman_proxy::Register/Foreman_smartproxy[CAPSULE FQDN]/ensure: change from 'absent' to 'present' failed: Proxy CAPSULE FQDN cannot be registered: Unable to communicate with the Capsule: ERF12-2530 [ProxyAPI::ProxyException]: Unable to detect features ([Net::HTTPFatalError]: 503 "Service Unavailable") for Capsule https://CAPSULE FQDN:9090/v2/features Please check the Capsule is configured and running on the host.
Environment
Red Hat Satellite 6.7
Red Hat Capsule 6.7
Red Hat Enterprise Linux 7
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