Added asgiref depedency to opentelemetry-instrumentation-asgi

opentelemetry-instrumentaiton-asgi does not contain an instrumentor for
asgiref. Instead, it implements an ASGI middleware that other
instrumentors import and use. As such, other instrumentors can take a
dependency on this package without asgiref being installed locally. This
commit adds `asgiref` as a dependency to the
opentelemetry-instrumentation-asgi package so the middleware can
function properly when used by another instrumentation.

CHANGELOG.md

@@ -6,6 +6,10 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased](https://github.com/open-telemetry/opentelemetry-python/compare/v1.6.2-0.25b2...HEAD)
+### Fixed
+
+- `opentelemetry-instrumentation-asgi` now explicitly depends on asgiref as it uses the package instead of instrumenting it.
+  ([#765](https://github.com/open-telemetry/opentelemetry-python-contrib/pull/765))
 
 ## [1.6.2-0.25b2](https://github.com/open-telemetry/opentelemetry-python/releases/tag/v1.6.2-0.25b2) - 2021-10-19
 

instrumentation/README.md

@@ -3,7 +3,7 @@
 | --------------- | ------------------ |
 | [opentelemetry-instrumentation-aiohttp-client](./opentelemetry-instrumentation-aiohttp-client) | aiohttp ~= 3.0 |
 | [opentelemetry-instrumentation-aiopg](./opentelemetry-instrumentation-aiopg) | aiopg >= 0.13.0, < 1.3.0 |
-| [opentelemetry-instrumentation-asgi](./opentelemetry-instrumentation-asgi) | asgiref ~= 3.0 |
+| [opentelemetry-instrumentation-asgi](./opentelemetry-instrumentation-asgi) | asgi |
 | [opentelemetry-instrumentation-asyncpg](./opentelemetry-instrumentation-asyncpg) | asyncpg >= 0.12.0 |
 | [opentelemetry-instrumentation-boto](./opentelemetry-instrumentation-boto) | boto~=2.0 |
 | [opentelemetry-instrumentation-botocore](./opentelemetry-instrumentation-botocore) | botocore ~= 1.0 |

instrumentation/opentelemetry-instrumentation-asgi/setup.cfg

@@ -43,6 +43,7 @@ install_requires =
     opentelemetry-semantic-conventions == 0.25b2
     opentelemetry-instrumentation == 0.25b2
     opentelemetry-util-http == 0.25b2
+    asgiref ~= 3.0
 
 [options.extras_require]
 test =

instrumentation/opentelemetry-instrumentation-asgi/src/opentelemetry/instrumentation/asgi/package.py

@@ -13,4 +13,4 @@
 # limitations under the License.
 
 
-_instruments = ("asgiref ~= 3.0",)
+_instruments = tuple()

opentelemetry-instrumentation/src/opentelemetry/instrumentation/bootstrap_gen.py

@@ -24,10 +24,6 @@
         "library": "aiopg >= 0.13.0, < 1.3.0",
         "instrumentation": "opentelemetry-instrumentation-aiopg==0.25b2",
     },
-    "asgiref": {
-        "library": "asgiref ~= 3.0",
-        "instrumentation": "opentelemetry-instrumentation-asgi==0.25b2",
-    },
     "asyncpg": {
         "library": "asyncpg >= 0.12.0",
         "instrumentation": "opentelemetry-instrumentation-asyncpg==0.25b2",
@@ -134,6 +130,7 @@
     },
 }
 default_instrumentations = [
+    "opentelemetry-instrumentation-asgi==0.25b2",
     "opentelemetry-instrumentation-dbapi==0.25b2",
     "opentelemetry-instrumentation-logging==0.25b2",
     "opentelemetry-instrumentation-sqlite3==0.25b2",