mirror of
https://github.com/ceph/ceph-csi.git
synced 2024-12-24 14:00:19 +00:00
165 lines
6.6 KiB
Bash
Executable File
165 lines
6.6 KiB
Bash
Executable File
#!/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"
|
|
|
|
# create-master-instance creates the master instance. If called with
|
|
# an argument, the argument is used as the name to a reserved IP
|
|
# address for the master. (In the case of upgrade/repair, we re-use
|
|
# the same IP.)
|
|
#
|
|
# It requires a whole slew of assumed variables, partially due to to
|
|
# the call to write-master-env. Listing them would be rather
|
|
# futile. Instead, we list the required calls to ensure any additional
|
|
#
|
|
# variables are set:
|
|
# ensure-temp-dir
|
|
# detect-project
|
|
# get-bearer-token
|
|
function create-master-instance {
|
|
local address=""
|
|
[[ -n ${1:-} ]] && address="${1}"
|
|
|
|
write-master-env
|
|
ensure-gci-metadata-files
|
|
create-master-instance-internal "${MASTER_NAME}" "${address}"
|
|
}
|
|
|
|
function replicate-master-instance() {
|
|
local existing_master_zone="${1}"
|
|
local existing_master_name="${2}"
|
|
local existing_master_replicas="${3}"
|
|
|
|
local kube_env="$(get-metadata "${existing_master_zone}" "${existing_master_name}" kube-env)"
|
|
# Substitute INITIAL_ETCD_CLUSTER to enable etcd clustering.
|
|
kube_env="$(echo "${kube_env}" | grep -v "INITIAL_ETCD_CLUSTER")"
|
|
kube_env="$(echo -e "${kube_env}\nINITIAL_ETCD_CLUSTER: '${existing_master_replicas},${REPLICA_NAME}'")"
|
|
|
|
# Substitute INITIAL_ETCD_CLUSTER_STATE
|
|
kube_env="$(echo "${kube_env}" | grep -v "INITIAL_ETCD_CLUSTER_STATE")"
|
|
kube_env="$(echo -e "${kube_env}\nINITIAL_ETCD_CLUSTER_STATE: 'existing'")"
|
|
|
|
ETCD_CA_KEY="$(echo "${kube_env}" | grep "ETCD_CA_KEY" | sed "s/^.*: '//" | sed "s/'$//")"
|
|
ETCD_CA_CERT="$(echo "${kube_env}" | grep "ETCD_CA_CERT" | sed "s/^.*: '//" | sed "s/'$//")"
|
|
create-etcd-certs "${REPLICA_NAME}" "${ETCD_CA_CERT}" "${ETCD_CA_KEY}"
|
|
|
|
kube_env="$(echo "${kube_env}" | grep -v "ETCD_PEER_KEY")"
|
|
kube_env="$(echo -e "${kube_env}\nETCD_PEER_KEY: '${ETCD_PEER_KEY_BASE64}'")"
|
|
kube_env="$(echo "${kube_env}" | grep -v "ETCD_PEER_CERT")"
|
|
kube_env="$(echo -e "${kube_env}\nETCD_PEER_CERT: '${ETCD_PEER_CERT_BASE64}'")"
|
|
|
|
echo "${kube_env}" > ${KUBE_TEMP}/master-kube-env.yaml
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" cluster-name > "${KUBE_TEMP}/cluster-name.txt"
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" gci-update-strategy > "${KUBE_TEMP}/gci-update.txt"
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" gci-ensure-gke-docker > "${KUBE_TEMP}/gci-ensure-gke-docker.txt"
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" gci-docker-version > "${KUBE_TEMP}/gci-docker-version.txt"
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" kube-master-certs > "${KUBE_TEMP}/kube-master-certs.yaml"
|
|
get-metadata "${existing_master_zone}" "${existing_master_name}" cluster-location > "${KUBE_TEMP}/cluster-location.txt"
|
|
|
|
create-master-instance-internal "${REPLICA_NAME}"
|
|
}
|
|
|
|
|
|
function create-master-instance-internal() {
|
|
local gcloud="gcloud"
|
|
local retries=5
|
|
local sleep_sec=10
|
|
if [[ "${MASTER_SIZE##*-}" -ge 64 ]]; then # remove everything up to last dash (inclusive)
|
|
# Workaround for #55777
|
|
retries=30
|
|
sleep_sec=60
|
|
fi
|
|
|
|
local -r master_name="${1}"
|
|
local -r address="${2:-}"
|
|
|
|
local preemptible_master=""
|
|
if [[ "${PREEMPTIBLE_MASTER:-}" == "true" ]]; then
|
|
preemptible_master="--preemptible --maintenance-policy TERMINATE"
|
|
fi
|
|
|
|
local enable_ip_aliases
|
|
if [[ "${NODE_IPAM_MODE:-}" == "CloudAllocator" ]]; then
|
|
enable_ip_aliases=true
|
|
else
|
|
enable_ip_aliases=false
|
|
fi
|
|
|
|
local network=$(make-gcloud-network-argument \
|
|
"${NETWORK_PROJECT}" "${REGION}" "${NETWORK}" "${SUBNETWORK:-}" \
|
|
"${address:-}" "${enable_ip_aliases:-}" "${IP_ALIAS_SIZE:-}")
|
|
|
|
local metadata="kube-env=${KUBE_TEMP}/master-kube-env.yaml"
|
|
metadata="${metadata},kubelet-config=${KUBE_TEMP}/master-kubelet-config.yaml"
|
|
metadata="${metadata},user-data=${KUBE_ROOT}/cluster/gce/gci/master.yaml"
|
|
metadata="${metadata},configure-sh=${KUBE_ROOT}/cluster/gce/gci/configure.sh"
|
|
metadata="${metadata},cluster-location=${KUBE_TEMP}/cluster-location.txt"
|
|
metadata="${metadata},cluster-name=${KUBE_TEMP}/cluster-name.txt"
|
|
metadata="${metadata},gci-update-strategy=${KUBE_TEMP}/gci-update.txt"
|
|
metadata="${metadata},gci-ensure-gke-docker=${KUBE_TEMP}/gci-ensure-gke-docker.txt"
|
|
metadata="${metadata},gci-docker-version=${KUBE_TEMP}/gci-docker-version.txt"
|
|
metadata="${metadata},kube-master-certs=${KUBE_TEMP}/kube-master-certs.yaml"
|
|
metadata="${metadata},cluster-location=${KUBE_TEMP}/cluster-location.txt"
|
|
metadata="${metadata},${MASTER_EXTRA_METADATA}"
|
|
|
|
local disk="name=${master_name}-pd"
|
|
disk="${disk},device-name=master-pd"
|
|
disk="${disk},mode=rw"
|
|
disk="${disk},boot=no"
|
|
disk="${disk},auto-delete=no"
|
|
|
|
for attempt in $(seq 1 ${retries}); do
|
|
if result=$(${gcloud} compute instances create "${master_name}" \
|
|
--project "${PROJECT}" \
|
|
--zone "${ZONE}" \
|
|
--machine-type "${MASTER_SIZE}" \
|
|
--image-project="${MASTER_IMAGE_PROJECT}" \
|
|
--image "${MASTER_IMAGE}" \
|
|
--tags "${MASTER_TAG}" \
|
|
--scopes "storage-ro,compute-rw,monitoring,logging-write" \
|
|
--metadata-from-file "${metadata}" \
|
|
--disk "${disk}" \
|
|
--boot-disk-size "${MASTER_ROOT_DISK_SIZE}" \
|
|
${MASTER_MIN_CPU_ARCHITECTURE:+"--min-cpu-platform=${MASTER_MIN_CPU_ARCHITECTURE}"} \
|
|
${preemptible_master} \
|
|
${network} 2>&1); then
|
|
echo "${result}" >&2
|
|
return 0
|
|
else
|
|
echo "${result}" >&2
|
|
if [[ ! "${result}" =~ "try again later" ]]; then
|
|
echo "Failed to create master instance due to non-retryable error" >&2
|
|
return 1
|
|
fi
|
|
sleep $sleep_sec
|
|
fi
|
|
done
|
|
|
|
echo "Failed to create master instance despite ${retries} attempts" >&2
|
|
return 1
|
|
}
|
|
|
|
function get-metadata() {
|
|
local zone="${1}"
|
|
local name="${2}"
|
|
local key="${3}"
|
|
gcloud compute ssh "${name}" \
|
|
--project "${PROJECT}" \
|
|
--zone "${zone}" \
|
|
--command "curl \"http://metadata.google.internal/computeMetadata/v1/instance/attributes/${key}\" -H \"Metadata-Flavor: Google\"" 2>/dev/null
|
|
}
|