k8s.io/kubernetes@v1.31.0-alpha.0.0.20240520171757-56147500dadc/cluster/gce/gci/node-helper.sh (about)

     1  #!/usr/bin/env bash
     2  
     3  # Copyright 2016 The Kubernetes Authors.
     4  #
     5  # Licensed under the Apache License, Version 2.0 (the "License");
     6  # you may not use this file except in compliance with the License.
     7  # You may obtain a copy of the License at
     8  #
     9  #     http://www.apache.org/licenses/LICENSE-2.0
    10  #
    11  # Unless required by applicable law or agreed to in writing, software
    12  # distributed under the License is distributed on an "AS IS" BASIS,
    13  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    14  # See the License for the specific language governing permissions and
    15  # limitations under the License.
    16  
    17  # A library of helper functions and constant for GCI distro
    18  source "${KUBE_ROOT}/cluster/gce/gci/helper.sh"
    19  
    20  # shellcheck disable=SC2120
    21  function get-node-instance-metadata-from-file {
    22    local kube_env=${1:-node-kube-env} # optional
    23    local metadata=""
    24    metadata+="kube-env=${KUBE_TEMP}/${kube_env}.yaml,"
    25    metadata+="kubelet-config=${KUBE_TEMP}/node-kubelet-config.yaml,"
    26    metadata+="user-data=${KUBE_ROOT}/cluster/gce/gci/node.yaml,"
    27    metadata+="configure-sh=${KUBE_ROOT}/cluster/gce/gci/configure.sh,"
    28    metadata+="cluster-location=${KUBE_TEMP}/cluster-location.txt,"
    29    metadata+="cluster-name=${KUBE_TEMP}/cluster-name.txt,"
    30    metadata+="gci-update-strategy=${KUBE_TEMP}/gci-update.txt,"
    31    metadata+="shutdown-script=${KUBE_ROOT}/cluster/gce/gci/shutdown.sh,"
    32    metadata+="${NODE_EXTRA_METADATA}"
    33    echo "${metadata}"
    34  }
    35  
    36  # Assumed vars:
    37  #   scope_flags
    38  # Parameters:
    39  #   $1: template name (required).
    40  function create-linux-node-instance-template {
    41    local template_name="$1"
    42    local machine_type="${2:-$NODE_SIZE}"
    43  
    44    ensure-gci-metadata-files
    45    # shellcheck disable=2154 # 'scope_flags' is assigned by upstream
    46    create-node-template "${template_name}" "${scope_flags[*]}" "$(get-node-instance-metadata-from-file)" "" "linux" "${machine_type}"
    47  }