240 lines
8.1 KiB
Bash
240 lines
8.1 KiB
Bash
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#!/bin/bash
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# Copyright 2016 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# This sets up a Photon Controller with the tenant, project, flavors
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# and image that are needed to deploy Kubernetes with kube-up.
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#
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# This is not meant to be used in production: it creates resource tickets
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# (quotas) that are arbitrary and not likely to work in your environment.
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# However, it may be a quick way to get your environment set up to try out
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# a Kubernetes installation.
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#
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# It uses the names for the tenant, project, and flavors as specified in the
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# config-common.sh file
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#
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# If you want to do this by hand, this script is equivalent to the following
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# Photon Controller commands (assuming you haven't edited config-common.sh
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# to change the names)
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#
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# photon target set https://192.0.2.2
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# photon tenant create kube-tenant
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# photon tenant set kube-tenant
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# photon resource-ticket create --tenant kube-tenant --name kube-resources --limits "vm.memory 1000 GB, vm 1000 COUNT"
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# photon project create --tenant kube-tenant --resource-ticket kube-resources --name kube-project --limits "vm.memory 1000 GB, vm 1000 COUNT"
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# photon project set kube-project
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# photon -n flavor create --name "kube-vm" --kind "vm" --cost "vm 1 COUNT, vm.cpu 1 COUNT, vm.memory 2 GB"
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# photon -n flavor create --name "kube-disk" --kind "ephemeral-disk" --cost "ephemeral-disk 1 COUNT"
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# photon image create kube.vmdk -n kube-image -i EAGER
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#
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# Note that the kube.vmdk can be downloaded as specified in the documentation.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/../..
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# shellcheck source=./util.sh
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source "${KUBE_ROOT}/cluster/photon-controller/util.sh"
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function main {
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verify-cmd-in-path photon
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set-target
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create-tenant
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create-project
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create-vm-flavor "${PHOTON_MASTER_FLAVOR}" "${SETUP_MASTER_FLAVOR_SPEC}"
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if [ "${PHOTON_MASTER_FLAVOR}" != "${PHOTON_NODE_FLAVOR}" ]; then
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create-vm-flavor "${PHOTON_NODE_FLAVOR}" "${SETUP_NODE_FLAVOR_SPEC}"
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fi
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create-disk-flavor
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create-image
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}
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function parse-cmd-line {
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PHOTON_TARGET=${1:-""}
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PHOTON_VMDK=${2:-""}
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if [[ "${PHOTON_TARGET}" = "" || "${PHOTON_VMDK}" = "" ]]; then
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echo "Usage: setup-prereq <photon target> <path-to-kube-vmdk>"
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echo "Target should be a URL like https://192.0.2.1"
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echo ""
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echo "This will create the following, based on the configuration in config-common.sh"
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echo " * A tenant named ${PHOTON_TENANT}"
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echo " * A project named ${PHOTON_PROJECT}"
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echo " * A VM flavor named ${PHOTON_MASTER_FLAVOR}"
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echo " * A disk flavor named ${PHOTON_DISK_FLAVOR}"
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echo "It will also upload the Kube VMDK"
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echo ""
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echo "It creates the tenant with a resource ticket (quota) that may"
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echo "be inappropriate for your environment. For a production"
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echo "environment, you should configure these to match your"
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echo "environment."
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exit 1
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fi
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echo "Photon Target: ${PHOTON_TARGET}"
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echo "Photon VMDK: ${PHOTON_VMDK}"
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}
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function set-target {
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${PHOTON} target set "${PHOTON_TARGET}" > /dev/null 2>&1
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}
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function create-tenant {
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local rc=0
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local output
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${PHOTON} tenant list | grep -q "\t${PHOTON_TENANT}$" > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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echo "Tenant ${PHOTON_TENANT} already made, skipping"
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else
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echo "Making tenant ${PHOTON_TENANT}"
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rc=0
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output=$(${PHOTON} tenant create "${PHOTON_TENANT}" 2>&1) || {
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echo "ERROR: Could not create tenant \"${PHOTON_TENANT}\", exiting"
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echo "Output from tenant creation:"
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echo "${output}"
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exit 1
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}
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fi
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${PHOTON} tenant set "${PHOTON_TENANT}" > /dev/null 2>&1
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}
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function create-project {
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local rc=0
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local output
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${PHOTON} project list | grep -q "\t${PHOTON_PROJECT}\t" > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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echo "Project ${PHOTON_PROJECT} already made, skipping"
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else
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echo "Making project ${PHOTON_PROJECT}"
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rc=0
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output=$(${PHOTON} resource-ticket create --tenant "${PHOTON_TENANT}" --name "${PHOTON_TENANT}-resources" --limits "${SETUP_TICKET_SPEC}" 2>&1) || {
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echo "ERROR: Could not create resource ticket, exiting"
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echo "Output from resource ticket creation:"
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echo "${output}"
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exit 1
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}
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rc=0
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output=$(${PHOTON} project create --tenant "${PHOTON_TENANT}" --resource-ticket "${PHOTON_TENANT}-resources" --name "${PHOTON_PROJECT}" --limits "${SETUP_PROJECT_SPEC}" 2>&1) || {
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echo "ERROR: Could not create project \"${PHOTON_PROJECT}\", exiting"
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echo "Output from project creation:"
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echo "${output}"
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exit 1
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}
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fi
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${PHOTON} project set "${PHOTON_PROJECT}"
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}
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function create-vm-flavor {
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local flavor_name=${1}
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local flavor_spec=${2}
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local rc=0
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local output
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${PHOTON} flavor list | grep -q "\t${flavor_name}\t" > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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check-flavor-ready "${flavor_name}"
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echo "Flavor ${flavor_name} already made, skipping"
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else
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echo "Making VM flavor ${flavor_name}"
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rc=0
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output=$(${PHOTON} -n flavor create --name "${flavor_name}" --kind "vm" --cost "${flavor_spec}" 2>&1) || {
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echo "ERROR: Could not create vm flavor \"${flavor_name}\", exiting"
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echo "Output from flavor creation:"
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echo "${output}"
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exit 1
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}
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fi
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}
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function create-disk-flavor {
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local rc=0
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local output
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${PHOTON} flavor list | grep -q "\t${PHOTON_DISK_FLAVOR}\t" > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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check-flavor-ready "${PHOTON_DISK_FLAVOR}"
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echo "Flavor ${PHOTON_DISK_FLAVOR} already made, skipping"
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else
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echo "Making disk flavor ${PHOTON_DISK_FLAVOR}"
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rc=0
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output=$(${PHOTON} -n flavor create --name "${PHOTON_DISK_FLAVOR}" --kind "ephemeral-disk" --cost "${SETUP_DISK_FLAVOR_SPEC}" 2>&1) || {
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echo "ERROR: Could not create disk flavor \"${PHOTON_DISK_FLAVOR}\", exiting"
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echo "Output from flavor creation:"
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echo "${output}"
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exit 1
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}
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fi
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}
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function check-flavor-ready {
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local flavor_name=${1}
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local rc=0
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local flavor_id
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flavor_id=$(${PHOTON} flavor list | grep "\t${flavor_name}\t" | awk '{print $1}') || {
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echo "ERROR: Found ${flavor_name} but cannot find it's id"
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exit 1
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}
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${PHOTON} flavor show "${flavor_id}" | grep "\tREADY\$" > /dev/null 2>&1 || {
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echo "ERROR: Flavor \"${flavor_name}\" already exists but is not READY. Please delete or fix it."
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exit 1
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}
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}
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function create-image {
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local rc=0
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local num_images
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local output
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${PHOTON} image list | grep "\t${PHOTON_IMAGE}\t" | grep -q ERROR > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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echo "Warning: You have at least one ${PHOTON_IMAGE} image in the ERROR state. You may want to investigate."
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echo "Images in the ERROR state will be ignored."
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fi
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rc=0
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# We don't use grep -c because it exists non-zero when there are no matches, tell shellcheck
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# shellcheck disable=SC2126
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num_images=$(${PHOTON} image list | grep "\t${PHOTON_IMAGE}\t" | grep READY | wc -l)
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if [[ "${num_images}" -gt 1 ]]; then
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echo "Warning: You have more than one good ${PHOTON_IMAGE} image. You may want to remove duplicates."
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fi
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${PHOTON} image list | grep "\t${PHOTON_IMAGE}\t" | grep -q READY > /dev/null 2>&1 || rc=$?
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if [[ ${rc} -eq 0 ]]; then
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echo "Image ${PHOTON_VMDK} already uploaded, skipping"
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else
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echo "Uploading image ${PHOTON_VMDK}"
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rc=0
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output=$(${PHOTON} image create "${PHOTON_VMDK}" -n "${PHOTON_IMAGE}" -i EAGER 2>&1) || {
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echo "ERROR: Could not upload image, exiting"
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echo "Output from image create:"
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echo "${output}"
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exit 1
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}
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fi
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}
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# We don't want silent pipeline failure: we check for failure
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set +o pipefail
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parse-cmd-line "$@"
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main
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