pgsql: Add hints about protocol-version-related SSL connection failures

2020-06-27 Thread Tom Lane
Add hints about protocol-version-related SSL connection failures. OpenSSL's native reports about problems related to protocol version restrictions are pretty opaque and inconsistent. When we get an SSL error that is plausibly due to this, emit a hint message that includes the range of SSL protoco

pgsql: Add hints about protocol-version-related SSL connection failures

2020-06-27 Thread Tom Lane
Add hints about protocol-version-related SSL connection failures. OpenSSL's native reports about problems related to protocol version restrictions are pretty opaque and inconsistent. When we get an SSL error that is plausibly due to this, emit a hint message that includes the range of SSL protoco