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156 lines (136 loc) · 4.36 KB
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#!/usr/bin/env bash
#
# Minio Cloud Storage, (C) 2014-2018 Minio, Inc.
#
# 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.
#
_init() {
shopt -s extglob
## Minimum required versions for build dependencies
GIT_VERSION="1.0"
GO_VERSION="1.9.4"
OSX_VERSION="10.8"
KNAME=$(uname -s)
ARCH=$(uname -m)
case "${KNAME}" in
SunOS )
ARCH=$(isainfo -k)
;;
esac
}
## FIXME:
## In OSX, 'readlink -f' option does not exist, hence
## we have our own readlink -f behaviour here.
## Once OSX has the option, below function is good enough.
##
## readlink() {
## return /bin/readlink -f "$1"
## }
##
readlink() {
TARGET_FILE=$1
cd `dirname $TARGET_FILE`
TARGET_FILE=`basename $TARGET_FILE`
# Iterate down a (possible) chain of symlinks
while [ -L "$TARGET_FILE" ]
do
TARGET_FILE=$(env readlink $TARGET_FILE)
cd `dirname $TARGET_FILE`
TARGET_FILE=`basename $TARGET_FILE`
done
# Compute the canonicalized name by finding the physical path
# for the directory we're in and appending the target file.
PHYS_DIR=`pwd -P`
RESULT=$PHYS_DIR/$TARGET_FILE
echo $RESULT
}
## FIXME:
## In OSX, 'sort -V' option does not exist, hence
## we have our own version compare function.
## Once OSX has the option, below function is good enough.
##
## check_minimum_version() {
## versions=($(echo -e "$1\n$2" | sort -V))
## return [ "$1" == "${versions[0]}" ]
## }
##
check_minimum_version() {
IFS='.' read -r -a varray1 <<< "$1"
IFS='.' read -r -a varray2 <<< "$2"
for i in "${!varray1[@]}"; do
if [[ ${varray1[i]} -lt ${varray2[i]} ]]; then
return 0
elif [[ ${varray1[i]} -gt ${varray2[i]} ]]; then
return 1
fi
done
return 0
}
assert_is_supported_arch() {
case "${ARCH}" in
x86_64 | amd64 | aarch64 | arm* )
return
;;
*)
echo "Arch '${ARCH}' is not supported. Supported Arch: [x86_64, amd64, aarch64, arm*]"
exit 1
esac
}
assert_is_supported_os() {
case "${KNAME}" in
Linux | FreeBSD | OpenBSD | NetBSD | DragonFly | SunOS )
return
;;
Darwin )
osx_host_version=$(env sw_vers -productVersion)
if ! check_minimum_version "${OSX_VERSION}" "${osx_host_version}"; then
echo "OSX version '${osx_host_version}' is not supported. Minimum supported version: ${OSX_VERSION}"
exit 1
fi
return
;;
*)
echo "OS '${KNAME}' is not supported. Supported OS: [Linux, FreeBSD, OpenBSD, NetBSD, Darwin, DragonFly]"
exit 1
esac
}
assert_check_golang_env() {
if ! which go >/dev/null 2>&1; then
echo "Cannot find go binary in your PATH configuration, please refer to Go installation document at https://docs.minio.io/docs/how-to-install-golang"
exit 1
fi
installed_go_version=$(go version | sed 's/^.* go\([0-9.]*\).*$/\1/')
if ! check_minimum_version "${GO_VERSION}" "${installed_go_version}"; then
echo "Go runtime version '${installed_go_version}' is unsupported. Minimum supported version: ${GO_VERSION} to compile."
exit 1
fi
}
assert_check_deps() {
# support unusual Git versions such as: 2.7.4 (Apple Git-66)
installed_git_version=$(git version | perl -ne '$_ =~ m/git version (.*?)( |$)/; print "$1\n";')
if ! check_minimum_version "${GIT_VERSION}" "${installed_git_version}"; then
echo "Git version '${installed_git_version}' is not supported. Minimum supported version: ${GIT_VERSION}"
exit 1
fi
}
main() {
## Check for supported arch
assert_is_supported_arch
## Check for supported os
assert_is_supported_os
## Check for Go environment
assert_check_golang_env
## Check for dependencies
assert_check_deps
}
_init && main "$@"