Files
kubernetes/cluster/gce/gci/node-helper.sh
Janek Łukaszewicz 39cb8222c7 Add an option to specify kubelet flags for heapster node.
Useful in scalability tests, where we don't want test pods (e.g. Kubemark hollow
nodes) to be scheduled on heapster node.
2019-12-06 12:44:26 +01:00

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#!/usr/bin/env bash
# Copyright 2016 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# A library of helper functions and constant for GCI distro
source "${KUBE_ROOT}/cluster/gce/gci/helper.sh"
# shellcheck disable=SC2120
function get-node-instance-metadata-from-file {
local kube_env=${1:-node-kube-env} # optional
local metadata=""
metadata+="kube-env=${KUBE_TEMP}/${kube_env}.yaml,"
metadata+="kubelet-config=${KUBE_TEMP}/node-kubelet-config.yaml,"
metadata+="user-data=${KUBE_ROOT}/cluster/gce/gci/node.yaml,"
metadata+="configure-sh=${KUBE_ROOT}/cluster/gce/gci/configure.sh,"
metadata+="cluster-location=${KUBE_TEMP}/cluster-location.txt,"
metadata+="cluster-name=${KUBE_TEMP}/cluster-name.txt,"
metadata+="gci-update-strategy=${KUBE_TEMP}/gci-update.txt,"
metadata+="gci-ensure-gke-docker=${KUBE_TEMP}/gci-ensure-gke-docker.txt,"
metadata+="gci-docker-version=${KUBE_TEMP}/gci-docker-version.txt,"
metadata+="shutdown-script=${KUBE_ROOT}/cluster/gce/gci/shutdown.sh,"
metadata+="${NODE_EXTRA_METADATA}"
echo "${metadata}"
}
# Assumed vars:
# scope_flags
# Parameters:
# $1: template name (required).
function create-linux-node-instance-template {
local template_name="$1"
local machine_type="${2:-$NODE_SIZE}"
ensure-gci-metadata-files
# shellcheck disable=2154 # 'scope_flags' is assigned by upstream
create-node-template "${template_name}" "${scope_flags[*]}" "$(get-node-instance-metadata-from-file)" "" "linux" "${machine_type}"
}