Publish nightly knative/build releases to knative-nightly

Part of knative/serving#2555.

Bonus: updates `test-infra` to include the latest fixes and features, while also updating the Gopkg files so the cleanup workaround in `update-deps.sh` is not necessary anymore.

.ko.yaml

@@ -1,3 +1,3 @@
 baseImageOverrides:
-  github.com/knative/build/cmd/creds-init: gcr.io/knative-releases/github.com/knative/build/build-base:latest
-  github.com/knative/build/cmd/git-init: gcr.io/knative-releases/github.com/knative/build/build-base:latest
+  github.com/knative/build/cmd/creds-init: gcr.io/knative-nightly/github.com/knative/build/build-base:latest
+  github.com/knative/build/cmd/git-init: gcr.io/knative-nightly/github.com/knative/build/build-base:latest

Gopkg.toml

@@ -9,7 +9,7 @@ required = [
   "k8s.io/code-generator/cmd/lister-gen",
   "k8s.io/code-generator/cmd/informer-gen",
   "github.com/knative/caching/pkg/apis/caching",
-  "github.com/knative/test-infra",
+  "github.com/knative/test-infra/scripts",
 ]
 
 [[override]]
@@ -66,5 +66,4 @@ required = [
 
 [[prune.project]]
   name = "github.com/knative/test-infra"
-  unused-packages = false
   non-go = false

hack/release.md

@@ -20,9 +20,9 @@ added.*
 * `--publish`, `--nopublish` Whether the generated images should be published
 to a GCR, and the generated manifests written to a GCS bucket or not. If yes,
 the destination GCR is defined by the environment variable
-`$BUILD_RELEASE_GCR` (defaults to `gcr.io/knative-releases`) and the
+`$BUILD_RELEASE_GCR` (defaults to `gcr.io/knative-nightly`) and the
 destination GCS bucket is defined by the environment variable
-`$BUILD_RELEASE_GCS` (defaults to `knative-releases/build`). If no, the
+`$BUILD_RELEASE_GCS` (defaults to `knative-nightly/build`). If no, the
 images will be pushed to the `ko.local` registry, and the manifests written
 to the local disk only (in the repository root directory).
 

hack/release.sh

@@ -17,8 +17,8 @@
 source $(dirname $0)/../vendor/github.com/knative/test-infra/scripts/release.sh
 
 # Set default GCS/GCR
-: ${BUILD_RELEASE_GCS:="knative-releases/build"}
-: ${BUILD_RELEASE_GCR:="gcr.io/knative-releases"}
+: ${BUILD_RELEASE_GCS:="knative-nightly/build"}
+: ${BUILD_RELEASE_GCR:="gcr.io/knative-nightly"}
 readonly BUILD_RELEASE_GCS
 readonly BUILD_RELEASE_GCR
 

hack/update-deps.sh

@@ -25,7 +25,4 @@ cd ${REPO_ROOT_DIR}
 # Ensure we have everything we need under vendor/
 dep ensure
 
-# Keep the only dir in knative/test-infra we're interested in
-find vendor/github.com/knative/test-infra -mindepth 1 -maxdepth 1 ! -name scripts -exec rm -fr {} \;
-
 update_licenses third_party/VENDOR-LICENSE "./cmd/*"