+ if adapter() == Tesla.Adapter.Gun do
+ if version = Pleroma.OTPVersion.version() do
+ [major, minor] =
+ version
+ |> String.split(".")
+ |> Enum.map(&String.to_integer/1)
+ |> Enum.take(2)
+
+ if (major == 22 and minor < 2) or major < 22 do
+ raise "
+ !!!OTP VERSION WARNING!!!
+ You are using gun adapter with OTP version #{version}, which doesn't support correct handling of unordered certificates chains.
+ "
+ end
+ else
+ raise "
+ !!!OTP VERSION WARNING!!!
+ To support correct handling of unordered certificates chains - OTP version must be > 22.2.
+ "
+ end
+ end
+