#
# NOTE This must match the version_regex in build/common.sh
# kube::release::parse_and_validate_release_version()
#
# KUBE_RELEASE_VERSION_REGEX is used in hack/get-build.sh and cluster/gce/util.sh and KUBE_RELEASE_VERSION_DASHED_REGEX is used in cluster/gce/util.sh,
# make sure to remove these vars when not used anymore
export KUBE_RELEASE_VERSION_REGEX="^v(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)\\.(0|[1-9][0-9]*)(-([a-zA-Z0-9]+)\\.(0|[1-9][0-9]*))?$"

# limitations under the License.

.PHONY: build_and_push clean all

MKFILE_PATH := $(abspath $(lastword $(MAKEFILE_LIST)))
MD_PATH := $(dir $(MKFILE_PATH))
IMG ?= gcr.io/istio-testing/fake-gce-metadata

# NOTE: TAG should be updated whenever changes are made in this directory
# This should also be updated in dependent components
TAG := 1.2

all: build_and_push clean

build_and_push:

# limitations under the License.

# TODO(jbeda): Provide a way to override project
# gcloud multiplexing for shared GCE/GKE tests.
KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/../..
source "${KUBE_ROOT}/cluster/gce/config-common.sh"

# Specifying KUBE_GCE_API_ENDPOINT will override the default GCE Compute API endpoint (https://www.googleapis.com/compute/v1/).

  readonly use_custom_instance_list=yes
else
  readonly use_custom_instance_list=
fi

readonly master_ssh_supported_providers="gce aws"
readonly node_ssh_supported_providers="gce gke aws"
readonly gcloud_supported_providers="gce gke"

	// is used or whether we are using overlay networking. We should return
	// true for cloud providers if they implement Routes() interface and
	// we are not using overlay networking.
	if kl.cloud == nil || kl.cloud.ProviderName() != "gce" {
		return false
	}
	_, supported := kl.cloud.Routes()
	return supported
}

// updatePodCIDR updates the pod CIDR in the runtime state if it is different

// are already mounted. If there is already a volume mounted on that node, another pod that uses the same volume
// can't be scheduled there.
// This is GCE, Amazon EBS, ISCSI and Ceph RBD specific for now:
// - GCE PD allows multiple mounts as long as they're all read-only
// - AWS EBS forbids any two pods mounting the same volume ID

* GCE: Updates GLBC version to 1.0.1 which includes a fix which prevents multi-cluster ingress objects from creating full load balancers. ([#62075](https://github.com/kubernetes/kubernetes/pull/62075), [@nicksardo](https://github.com/nicksardo))

# limitations under the License.

# !!!EXPERIMENTAL !!! Upgrade script for GCE. Expect this to get
# rewritten in Go in relatively short order, but it allows us to start
# testing the concepts.

set -o errexit
set -o nounset
set -o pipefail

if [[ "${KUBERNETES_PROVIDER:-gce}" != "gce" ]]; then
  echo "!!! ${1} only works on GCE" >&2
  exit 1
fi

KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/../..

  elif [[ $(which curl) ]]; then
    # if the url belongs to GCS API we should use oauth2_token in the headers
    curl_headers=""
    if { [[ "${KUBERNETES_PROVIDER:-gce}" == "gce" ]] || [[ "${KUBERNETES_PROVIDER}" == "gke" ]] ; } &&
       [[ "$url" =~ ^https://storage.googleapis.com.* ]]; then
      curl_headers="Authorization: Bearer $(gcloud auth print-access-token)"
    fi

# limitations under the License.

# Due to the GCE custom metadata size limit, we split the entire script into two
# files configure.sh and configure-helper.sh. The functionality of downloading
# kubernetes configuration, manifests, docker images, and binary files are
# put in configure.sh, which is uploaded via GCE custom metadata.

set -o errexit
set -o nounset
set -o pipefail