SDK should not include sentry-trace header in outgoing requests to Sentry #1237
Description
The SDK HTTP client integration should treat requests made by the SDK itself different than other uses of the same HTTP client.
See the last line in:
(e) ~/s/sentry-python ❯❯❯ ipython master ◼
Python 3.9.7 (default, Oct 13 2021, 06:45:31)
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IPython 7.29.0 -- An enhanced Interactive Python. Type '?' for help.
In [1]: import sentry_sdk
In [2]: sentry_sdk.init("https://d655584d05f14c58b86e9034aab6817f@o447951.ingest
...: .sentry.io/5461230", traces_sample_rate=1.0, debug=True)
[sentry] DEBUG: Setting up integrations (with default = True)
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.django.DjangoIntegration: Django not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.flask.FlaskIntegration: Flask is not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.bottle.BottleIntegration: Bottle not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.falcon.FalconIntegration: Falcon not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.sanic.SanicIntegration: Sanic not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.celery.CeleryIntegration: Celery not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.rq.RqIntegration: RQ not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.aiohttp.AioHttpIntegration: AIOHTTP not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.tornado.TornadoIntegration: Tornado not installed
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.sqlalchemy.SqlalchemyIntegration: SQLAlchemy not installed.
[sentry] DEBUG: Did not import default integration sentry_sdk.integrations.boto3.Boto3Integration: botocore is not installed
[sentry] DEBUG: Setting up previously not enabled integration logging
[sentry] DEBUG: Setting up previously not enabled integration stdlib
[sentry] DEBUG: Setting up previously not enabled integration excepthook
[sentry] DEBUG: Setting up previously not enabled integration dedupe
[sentry] DEBUG: Setting up previously not enabled integration atexit
[sentry] DEBUG: Setting up previously not enabled integration modules
[sentry] DEBUG: Setting up previously not enabled integration argv
[sentry] DEBUG: Setting up previously not enabled integration threading
[sentry] DEBUG: Enabling integration logging
[sentry] DEBUG: Enabling integration stdlib
[sentry] DEBUG: Enabling integration excepthook
[sentry] DEBUG: Enabling integration dedupe
[sentry] DEBUG: Enabling integration atexit
[sentry] DEBUG: Enabling integration modules
[sentry] DEBUG: Enabling integration argv
[sentry] DEBUG: Enabling integration threading
Out[2]: <sentry_sdk.hub._InitGuard at 0x10c6e8610>
In [3]: sentry_sdk.capture_message("hello")
Out[3]: '3d200219b7cf4a91ae83b6cbd2f49093'
[sentry] DEBUG: Sending event, type:null level:info event_id:3d200219b7cf4a91ae83b6cbd2f49093 project:5461230 host:o447951.ingest.sentry.io
In [4]: [sentry] DEBUG: [Tracing] Adding `sentry-trace` header 98b5922a479e409ebd9b30453c49ef26-b6e3874f16b788d2- to outgoing request to https://o447951.ingest.sentry.io/api/5461230/store/.
There should not be trace propagation happening in that case.