record entry_points for wheels

tag with stevedore_namespace so that once we enable the
pants-plugin for stevedore, pants can install things
appropriately for tests to access the setuptools metadata.

pants-plugins/macros.py

@@ -13,6 +13,11 @@
 # limitations under the License.
 
 
+# this is only here temporarily until we update to pants 2.16+
+def stevedore_namespace(ns):
+    return ns
+
+
 def st2_publish_repos():
     """Return the list of repos twine should publish to.
 
@@ -79,6 +84,8 @@ def st2_component_python_distribution(**kwargs):
     description = (
         f"{st2_component} StackStorm event-driven automation platform component"
     )
+    # setup(scripts=[...]) is for pre-made scripts, which we have.
+    # TODO: use entry_points.console_scripts instead of hand-generating these.
     scripts = kwargs.pop("scripts", [])
 
     st2_license(dest=st2_component)

st2auth/BUILD

@@ -1,4 +1,9 @@
 st2_component_python_distribution(
     component_name="st2auth",
     scripts=["bin/st2auth"],
+    entry_points={
+        stevedore_namespace("st2auth.sso.backends"): {
+            "noop": "st2auth.sso.noop:NoOpSingleSignOnBackend",
+        },
+    },
 )

st2client/BUILD

@@ -1,3 +1,8 @@
 st2_component_python_distribution(
     component_name="st2client",
+    entry_points={
+        "console_scripts": {
+            "st2": "st2client.shell:main",
+        },
+    },
 )

st2common/BUILD

@@ -26,4 +26,14 @@ st2_component_python_distribution(
         # dev scripts we might want to include
         # "bin/st2-generate-schemas",
     ],
+    entry_points={
+        stevedore_namespace("st2common.metrics.driver"): {
+            "statsd": "st2common.metrics.drivers.statsd_driver:StatsdDriver",
+            "noop": "st2common.metrics.drivers.noop_driver:NoopDriver",
+            "echo": "st2common.metrics.drivers.echo_driver:EchoDriver",
+        },
+        stevedore_namespace("st2common.rbac.backend"): {
+            "noop": "st2common.rbac.backends.noop:NoOpRBACBackend",
+        },
+    },
 )