Add ssl path option when building the librdkafka dependency (DataDog#…

…17957)

* add the prefix path

* commit

* commit

* commit

* add debug

* enable ssl

* enable ssl in prefix folder

* enable ssl in prefix folder

* set default ssl path

* set default ssl path

* set default ssl path

* set default ssl path

* set default ssl path

* linter

* linter

kafka_consumer/datadog_checks/kafka_consumer/config.py

@@ -72,6 +72,13 @@ def __init__(self, init_config, instance, log) -> None:
         else:
             self._tls_verify = "true" if is_affirmative(instance.get("tls_verify", True)) else "false"
 
+        if (
+            not self._tls_ca_cert
+            and os.name != 'nt'
+            and os.path.exists('/opt/datadog-agent/embedded/ssl/certs/cacert.pem')
+        ):
+            self._tls_ca_cert = '/opt/datadog-agent/embedded/ssl/certs/cacert.pem'
+
     def validate_config(self):
         if not self._kafka_connect_str:
             raise ConfigurationError('`kafka_connect_str` is required')