Auto-update dependencies (#655)

Produced via:
  `dep ensure -update knative.dev/test-infra`
/assign mattmoor

Gopkg.lock

@@ -1245,14 +1245,14 @@
 
 [[projects]]
   branch = "master"
-  digest = "1:230d4d8a9aa64db75413202a9d1cde3b80bcc417b858093f0fd27c2017bb4955"
+  digest = "1:e873112f19e9ce823bc01ca715de355bd5cf8e4d6045ed5f34b3eb0d6ec2c655"
   name = "knative.dev/test-infra"
   packages = [
     "scripts",
     "tools/dep-collector",
   ]
   pruneopts = "UT"
-  revision = "90a447afb0f4562ff89ac2975334aefcf864d21d"
+  revision = "5449c8bad49d3528b5cb0b58a0cdce0f8a526f03"
 
 [[projects]]
   digest = "1:8730e0150dfb2b7e173890c8b9868e7a273082ef8e39f4940e3506a481cf895c"

vendor/knative.dev/test-infra/scripts/library.sh

@@ -543,19 +543,24 @@ function get_canonical_path() {
   echo "$(cd ${path%/*} && echo $PWD/${path##*/})"
 }
 
-# Returns the URL to the latest manifest for the given Knative project.
-# Parameters: $1 - repository name of the given project
-#             $2 - name of the yaml file, without extension
-function get_latest_knative_yaml_source() {
+# Returns whether the current branch is a release branch.
+function is_release_branch() {
   local branch_name=""
-  local repo_name="$1"
-  local yaml_name="$2"
   # Get the branch name from Prow's env var, see https://github.com/kubernetes/test-infra/blob/master/prow/jobs.md.
   # Otherwise, try getting the current branch from git.
   (( IS_PROW )) && branch_name="${PULL_BASE_REF:-}"
   [[ -z "${branch_name}" ]] && branch_name="$(git rev-parse --abbrev-ref HEAD)"
+  [[ ${branch_name} =~ ^release-[0-9\.]+$ ]]
+}
+
+# Returns the URL to the latest manifest for the given Knative project.
+# Parameters: $1 - repository name of the given project
+#             $2 - name of the yaml file, without extension
+function get_latest_knative_yaml_source() {
+  local repo_name="$1"
+  local yaml_name="$2"
   # If it's a release branch, the yaml source URL should point to a specific version.
-  if [[ ${branch_name} =~ ^release-[0-9\.]+$ ]]; then
+  if is_release_branch; then
     # Get the latest tag name for the current branch, which is likely formatted as v0.5.0
     local tag_name="$(git describe --tags --abbrev=0)"
     # The given repo might not have this tag, so we need to find its latest release manifest with the same major&minor version.

vendor/knative.dev/test-infra/scripts/release.sh

@@ -485,7 +485,9 @@ function main() {
   parse_flags $@
   # Log what will be done and where.
   banner "Release configuration"
-  echo "- gcloud user: $(gcloud config get-value core/account)"
+  if which gcloud &>/dev/null ; then
+    echo "- gcloud user: $(gcloud config get-value core/account)"
+  fi
   echo "- Go path: ${GOPATH}"
   echo "- Repository root: ${REPO_ROOT_DIR}"
   echo "- Destination GCR: ${KO_DOCKER_REPO}"