chore(configs): make rc and http configs internal [3.0] [backport 2.20] (#12086)

Backports: #12055

## Checklist
- [x] PR author has checked that all the criteria below are met
- The PR description includes an overview of the change
- The PR description articulates the motivation for the change
- The change includes tests OR the PR description describes a testing
strategy
- The PR description notes risks associated with the change, if any
- Newly-added code is easy to change
- The change follows the [library release note
guidelines](https://ddtrace.readthedocs.io/en/stable/releasenotes.html)
- The change includes or references documentation updates if necessary
- Backport labels are set (if
[applicable](https://ddtrace.readthedocs.io/en/latest/contributing.html#backporting))

## Reviewer Checklist
- [x] Reviewer has checked that all the criteria below are met 
- Title is accurate
- All changes are related to the pull request's stated goal
- Avoids breaking
[API](https://ddtrace.readthedocs.io/en/stable/versioning.html#interfaces)
changes
- Testing strategy adequately addresses listed risks
- Newly-added code is easy to change
- Release note makes sense to a user of the library
- If necessary, author has acknowledged and discussed the performance
implications of this PR as reported in the benchmarks PR comment
- Backport labels are set in a manner that is consistent with the
[release branch maintenance
policy](https://ddtrace.readthedocs.io/en/latest/contributing.html#backporting)

Author: mabdinur

ddtrace/__init__.py

@@ -17,7 +17,7 @@
 # configure ddtrace logger before other modules log
 configure_ddtrace_logger()  # noqa: E402
 
-from .settings import _config as config
+from .settings import _global_config as config
 
 
 # Enable telemetry writer and excepthook as early as possible to ensure we capture any exceptions from initialization

ddtrace/_monkey.py

@@ -12,7 +12,7 @@
 from .internal import telemetry
 from .internal.logger import get_logger
 from .internal.utils import formats
-from .settings import _config as config
+from .settings import _global_config as config
 
 
 if TYPE_CHECKING:  # pragma: no cover

ddtrace/_trace/sampler.py

@@ -22,7 +22,7 @@
 from ..internal.rate_limiter import RateLimiter
 from ..internal.sampling import _get_highest_precedence_rule_matching
 from ..internal.sampling import _set_sampling_tags
-from ..settings import _config as ddconfig
+from ..settings import _global_config as ddconfig
 from .sampling_rule import SamplingRule
 
 

ddtrace/contrib/flask/__init__.py

@@ -87,9 +87,6 @@ def index():
     # Override service name
     config.flask['service_name'] = 'custom-service-name'
 
-    # Report 401, and 403 responses as errors
-    config.http_server.error_statuses = '401,403'
-
 .. __: http://flask.pocoo.org/
 
 :ref:`All HTTP tags <http-tagging>` are supported for this integration.

ddtrace/contrib/httplib/__init__.py

@@ -42,20 +42,8 @@
 
     # Disable distributed tracing globally.
     config.httplib['distributed_tracing'] = False
-
-    # Change the service distributed tracing option only for this HTTP
-    # connection.
-
-    # Python 2
-    connection = urllib.HTTPConnection('www.datadog.com')
-
-    # Python 3
     connection = http.client.HTTPConnection('www.datadog.com')
 
-    cfg = config.get_from(connection)
-    cfg['distributed_tracing'] = True
-
-
 :ref:`Headers tracing <http-headers-tracing>` is supported for this integration.
 """
 

ddtrace/contrib/internal/aiohttp/middlewares.py

@@ -108,7 +108,7 @@ def finish_request_span(request, response):
     # DEV: aiohttp is special case maintains separate configuration from config api
     trace_query_string = request[REQUEST_CONFIG_KEY].get("trace_query_string")
     if trace_query_string is None:
-        trace_query_string = config.http.trace_query_string
+        trace_query_string = config._http.trace_query_string
     if trace_query_string:
         request_span.set_tag_str(http.QUERY_STRING, request.query_string)
 

ddtrace/contrib/internal/botocore/patch.py

@@ -33,7 +33,7 @@
 from ddtrace.internal.utils.formats import asbool
 from ddtrace.internal.utils.formats import deep_getattr
 from ddtrace.llmobs._integrations import BedrockIntegration
-from ddtrace.settings.config import Config
+from ddtrace.settings._config import Config
 from ddtrace.trace import Pin
 
 from .services.bedrock import patched_bedrock_api_call

ddtrace/contrib/internal/dramatiq/patch.py

@@ -11,7 +11,7 @@
 from ddtrace.contrib import trace_utils
 from ddtrace.ext import SpanKind
 from ddtrace.ext import SpanTypes
-from ddtrace.settings.config import Config
+from ddtrace.settings._config import Config
 
 
 def get_version() -> str:

ddtrace/contrib/internal/httplib/patch.py

@@ -91,7 +91,7 @@ def _wrap_request(func, instance, args, kwargs):
     if should_skip_request(pin, instance):
         return func_to_call(*args, **kwargs)
 
-    cfg = config.get_from(instance)
+    cfg = config._get_from(instance)
 
     try:
         # Create a new span and attach to this instance (so we can retrieve/update/close later on the response)

ddtrace/contrib/internal/requests/connection.py

@@ -75,7 +75,7 @@ def _wrap_send(func, instance, args, kwargs):
     hostname, path = _extract_hostname_and_path(url)
     host_without_port = hostname.split(":")[0] if hostname is not None else None
 
-    cfg = config.get_from(instance)
+    cfg = config._get_from(instance)
     service = None
     if cfg["split_by_domain"] and hostname:
         service = hostname
@@ -97,7 +97,7 @@ def _wrap_send(func, instance, args, kwargs):
 
         # Configure trace search sample rate
         # DEV: analytics enabled on per-session basis
-        cfg = config.get_from(instance)
+        cfg = config._get_from(instance)
         analytics_enabled = cfg.get("analytics_enabled")
         if analytics_enabled:
             span.set_tag(_ANALYTICS_SAMPLE_RATE_KEY, cfg.get("analytics_sample_rate", True))