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|
#!/bin/bash
#
# Slackware build script for kubectl
#
# Copyright 2019-2022 Dimitris Zlatanidis Orestiada, Greece
# Copyright 2025 r1w1s1 <r1w1s1@fastmail.com>
# All rights reserved.
#
# Redistribution and use of this script, with or without modification, is
# permitted provided that the following conditions are met:
#
# 1. Redistributions of this script must retain the above copyright
# notice, this list of conditions and the following disclaimer.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED
# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#
#
# SlackBuild script for kubectl
# ===========================
# By: r1w1s1 (https://fosstodon.org/@r1w1s1)
# For: kubectl
# Descr: kubectl is a command-line tool for controlling Kubernetes clusters.
# URL: https://kubernetes.io/
# Changelog:
# v1.32.1: 10/Feb/2025 by r1w1s1 - Initial build from sources.
# v1.32.3: 18/Mar/2025 by r1w1s1 - Update version.
# v1.32.4: 23/Apr/2025 by r1w1s1 - Update version.
# v1.33.0: 13/May/2025 by r1w1s1 - Update version.
# v1.33.1: 15/May/2025 by r1w1s1 - Update version.
# v1.33.2: 18/Jun/2025 by r1w1s1 - Update version.
cd $(dirname $0) ; CWD=$(pwd)
# improves robustness, error handling, and security
set -euo pipefail
IFS=$'\n\t'
PKGBASE=kubernetes
PRGNAM=kubectl
VERSION=${VERSION:-1.33.2}
BUILD=${BUILD:-1}
TAG=${TAG:-_SBo}
PKGTYPE=${PKGTYPE:-tgz}
ARCH=${ARCH:-}
PRINT_PACKAGE_NAME=${PRINT_PACKAGE_NAME:-}
if [ -z "$ARCH" ]; then
case "$( uname -m )" in
i?86) ARCH=i586 ;;
arm*) ARCH=arm ;;
*) ARCH=$( uname -m ) ;;
esac
fi
set -e
TMP=${TMP:-/tmp/SBo}
PKG=${TMP}/package-${PRGNAM}
OUTPUT=${OUTPUT:-/tmp}
if [ ! -z "${PRINT_PACKAGE_NAME}" ]; then
echo "$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE"
exit 0
fi
rm -rf "$PKG"
mkdir -p "$TMP" "$PKG" "$OUTPUT"
cd "$TMP"
if [ "$ARCH" = "i586" ]; then
SLKCFLAGS="-O2 -march=i586 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "i686" ]; then
SLKCFLAGS="-O2 -march=i686 -mtune=i686"
LIBDIRSUFFIX=""
elif [ "$ARCH" = "x86_64" ]; then
SLKCFLAGS="-O2 -fPIC"
LIBDIRSUFFIX="64"
elif [ "$ARCH" = "aarch64" ]; then
SLKCFLAGS="-O2 -fPIC"
LIBDIRSUFFIX="64"
else
SLKCFLAGS="-O2"
LIBDIRSUFFIX=""
fi
rm -rf ${PRGNAM}-${VERSION}
rm -rf ${PKGBASE}-${VERSION}
tar xvf $CWD/${PKGBASE}-${VERSION}.tar.gz
cd ${PKGBASE}-${VERSION}
# Set up Go environment
export GOPATH=$(pwd)/.gopath
mkdir -p $GOPATH
export PATH=$GOPATH/bin:$PATH
# Build kubectl with Slackware optimization flags
export GOFLAGS="-buildmode=pie" # Only Go compiler flags here
export LDFLAGS="-s -compressdwarf=true" # Linker flags go here
export CGO_CFLAGS="$SLKCFLAGS" # C compiler flags
make WHAT=cmd/kubectl
# Install the binary
mkdir -p "$PKG/usr/bin"
install -m 0755 _output/bin/kubectl $PKG/usr/bin/kubectl
# Install shell completions
mkdir -p $PKG/usr/share/bash-completion/completions/
_output/bin/kubectl completion bash > $PKG/usr/share/bash-completion/completions/${PRGNAM}
mkdir -p $PKG/usr/share/zsh/site-functions/
_output/bin/kubectl completion zsh > $PKG/usr/share/zsh/site-functions/${PRGNAM}
find $PKG -print0 | xargs -0 file | grep -e "executable" -e "shared object" | grep ELF \
| cut -f 1 -d : | xargs strip --strip-unneeded 2> /dev/null || true
mkdir -p "$PKG/usr/doc/${PRGNAM}-${VERSION}"
cp -a LICENSE README.md $PKG/usr/doc/${PRGNAM}-${VERSION}
cat $CWD/${PRGNAM}.SlackBuild > $PKG/usr/doc/${PRGNAM}-${VERSION}/${PRGNAM}.SlackBuild
mkdir -p $PKG/install
cat $CWD/slack-desc > $PKG/install/slack-desc
cd $PKG
/sbin/makepkg -l y -c n $OUTPUT/$PRGNAM-$VERSION-$ARCH-$BUILD$TAG.$PKGTYPE
|
