Merge pull request #59280 from dims/allow-custom-cloud-controller-manager

Automatic merge from submit-queue (batch tested with PRs 57824, 58806, 59410, 59280). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Ability to run an external binary instead of hyperkube cloud-controller-manager

**What this PR does / why we need it**:

Since we want folks to test their own binaries, let's allow
a way for them them to specify a custom binary.

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
Fixes #

**Special notes for your reviewer**:

**Release note**:

```release-note
NONE
```

hack/local-up-cluster.sh

@@ -66,6 +66,7 @@ WAIT_FOR_URL_API_SERVER=${WAIT_FOR_URL_API_SERVER:-60}
 ENABLE_DAEMON=${ENABLE_DAEMON:-false}
 HOSTNAME_OVERRIDE=${HOSTNAME_OVERRIDE:-"127.0.0.1"}
 EXTERNAL_CLOUD_PROVIDER=${EXTERNAL_CLOUD_PROVIDER:-false}
+EXTERNAL_CLOUD_PROVIDER_BINARY=${EXTERNAL_CLOUD_PROVIDER_BINARY:-""}
 CLOUD_PROVIDER=${CLOUD_PROVIDER:-""}
 CLOUD_CONFIG=${CLOUD_CONFIG:-""}
 FEATURE_GATES=${FEATURE_GATES:-"AllAlpha=false"}
@@ -647,7 +648,7 @@ function start_cloud_controller_manager {
     fi
 
     CLOUD_CTLRMGR_LOG=${LOG_DIR}/cloud-controller-manager.log
-    ${CONTROLPLANE_SUDO} "${GO_OUT}/hyperkube" cloud-controller-manager \
+    ${CONTROLPLANE_SUDO} ${EXTERNAL_CLOUD_PROVIDER_BINARY:-"${GO_OUT}/hyperkube" cloud-controller-manager} \
       --v=${LOG_LEVEL} \
       --vmodule="${LOG_SPEC}" \
       ${node_cidr_args} \