blob: beafc6777aa5c7e6397694ce44fbd7c4a5de1306 [file] [log] [blame]
# -*- makefile -*-
# -----------------------------------------------------------------------
# Copyright 2024 Open Networking Foundation Contributors
#
# 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.
# -----------------------------------------------------------------------
# SPDX-FileCopyrightText: 2024 Open Networking Foundation Contributors
# SPDX-License-Identifier: Apache-2.0
# -----------------------------------------------------------------------
# Intent: Centralized logic for installing the kubectl command
# -----------------------------------------------------------------------
export .DEFAULT_GOAL := help
MAKEDIR ?= $(error MAKEDIR= is required)
# -----------------------------------------------------------------------
# Install command by version to prevent one bad download from
# taking all jobs out of action. Do not rely on /usr/local/bin/kubectl,
# command can easily become stagnant.
# -----------------------------------------------------------------------
# Supported versions
kubectl-versions += v1.23
kubectl-versions += v1.30.3
# kubectl-ver ?= v1.23# # voltha v2.12 (?)
kubectl-ver ?= v1.30.3# # 2024-07-22: latest release
kubectl-ver ?= $(shell curl -L -s https://dl.k8s.io/release/stable.txt)
kubectl-ver ?= $(error kubectl-ver= is required)
kube-url := https://dl.k8s.io/release/$(kubectl-ver)/bin/linux/amd64/kubectl
# -----------------------------------------------------------------------
# Install the 'kubectl' tool if needed: https://github.com/boz/kubectl
# o WORKSPACE - jenkins aware
# o Default to /usr/local/bin/kubectl
# + revisit this, system directories should not be a default path.
# + requires sudo and potential exists for overwrite conflict.
# -----------------------------------------------------------------------
KUBECTL_PATH ?= $(if $(WORKSPACE),$(WORKSPACE)/bin,/usr/local/bin)
kubectl-cmd ?= $(KUBECTL_PATH)/kubectl
kubectl-ver-cmd := $(kubectl-cmd).$(kubectl-ver)
# -----------------------------------------------------------------------
# 1) Generic target for installing kubectl
# -----------------------------------------------------------------------
.PHONY: kubectl
kubectl : $(kubectl-cmd) $(kubectl-version)
# -----------------------------------------------------------------------
# 2) Activate by copying the version approved by voltha release into place.
# bin/kubectl.123
# bin/kubectl.456
# cp bin/kubectl.123 bin/kubectl
# -----------------------------------------------------------------------
$(kubectl-cmd) : $(kubectl-ver-cmd)
$(call banner-enter,Target $@ (ver=$(kubectl-ver)))
ln -fns $< $@
$(call banner-leave,Target $@ (ver=$(kubectl-ver)))
# -----------------------------------------------------------------------
# 3) Intent: Download versioned kubectl into the local build directory
# -----------------------------------------------------------------------
# [NOTE] Remove --no-progress-meter switch for now, not supporte by
# curl in ubuntu 18.04-LTS.
# -----------------------------------------------------------------------
$(kubectl-ver-cmd):
# $(call banner,(kubectl install: $(kubectl-ver)))
@echo "kubectl install: $(kubectl-ver)"
@mkdir --mode 0755 -p $(dir $@)
curl \
--output $@ \
--location "$(kube-url)"
@umask 0 && chmod 0555 $@
# -----------------------------------------------------------------------
# Intent: Display command version
# -----------------------------------------------------------------------
# NOTE:
# - kubectl version requires connection to a running server.
# - use a simple display answer to avoid installation failure source
# -----------------------------------------------------------------------
kubectl-version :
@echo
realpath --canonicalize-existing $(kubectl-cmd)
@echo
-$(kubectl-cmd) version
## -----------------------------------------------------------------------
## Intent: Display target help
## -----------------------------------------------------------------------
help::
@printf ' %-33.33s %s\n' 'kubectl' 'Install the kubectl command'
@$(foreach ver,$(kubectl-versions),\
@printf ' %-33.33s %s\n' 'kubectl-$(ver)' 'Install versioned kubectl' \
)
@printf ' %-33.33s %s\n' 'kubectl-version' \
'Display installed command version'
ifdef VERBOSE
@echo " make kubectl KUBECTL_PATH="
endif
## -----------------------------------------------------------------------
## Intent: Remove binaries to force clean download and install
## -----------------------------------------------------------------------
clean ::
$(RM) $(kubectl-cmd)
sterile :: clean
$(RM) $(kubectl-ver-cmd)
# [SEE ALSO]
# https://kubernetes.io/docs/tasks/tools/install-kubectl-linux/
# [EOF]