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minio/devscripts/checkdeps.sh

153 lines
3.9 KiB

#
# Mini Object Storage, (C) 2015 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.
#
#!/usr/bin/env bash
_init() {
## Minimum required versions for build dependencies
GCC_VERSION="4.0"
YASM_VERSION="1.2.0"
GIT_VERSION="1.0"
PIP_VERSION="1.4"
GO_VERSION="1.4"
## Check all dependencies are present
MISSING=""
}
###
#
# Takes two arguments
# arg1: version number in `x.x.x` format
# arg2: version number in `x.x.x` format
#
# example: check_version "$version1" "$version2"
#
# returns:
# 0 - Installed version is equal to required
# 1 - Installed version is greater than required
# 2 - Installed version is lesser than required
# 3 - If args have length zero
#
####
check_version () {
## validate args
[[ -z "$1" ]] && return 3
[[ -z "$2" ]] && return 3
if [[ $1 == $2 ]]; then
return 0
fi
local IFS=.
local i ver1=($1) ver2=($2)
# fill empty fields in ver1 with zeros
for ((i=${#ver1[@]}; i<${#ver2[@]}; i++)); do
ver1[i]=0
done
for ((i=0; i<${#ver1[@]}; i++)); do
if [[ -z ${ver2[i]} ]]; then
# fill empty fields in ver2 with zeros
ver2[i]=0
fi
if ((10#${ver1[i]} > 10#${ver2[i]})); then
return 1
fi
if ((10#${ver1[i]} < 10#${ver2[i]})); then
## Installed version is lesser than required - Bad condition
return 2
fi
done
return 0
}
check_golang_env() {
echo ${GOROOT:?} 2>&1 >/dev/null
if [ $? -eq 1 ]; then
echo "ERROR"
echo "GOROOT environment variable missing, please refer to Go installation document"
echo "https://github.com/Minio-io/minio/blob/master/BUILDDEPS.md#install-go-13"
exit 1
fi
echo ${GOPATH:?} 2>&1 >/dev/null
if [ $? -eq 1 ]; then
echo "ERROR"
echo "GOPATH environment variable missing, please refer to Go installation document"
echo "https://github.com/Minio-io/minio/blob/master/BUILDDEPS.md#install-go-13"
exit 1
fi
}
check_deps() {
check_version "$(env pip --version 2>/dev/null| awk {'print $2'})" "${PIP_VERSION}"
if [ $? -ge 2 ]; then
MISSING="pip"
fi
check_version "$(env go version 2>/dev/null | sed 's/^.* go\([0-9.]*\).*$/\1/')" "${GO_VERSION}"
if [ $? -ge 2 ]; then
MISSING="${MISSING} golang(1.4)"
fi
check_version "$(env git --version 2>/dev/null | sed 's/^.* \([0-9.]*\).*$/\1/')" "${GIT_VERSION}"
if [ $? -ge 2 ]; then
MISSING="${MISSING} git"
fi
check_version "$(env gcc --version 2>/dev/null | sed 's/^.* \([0-9.]*\).*$/\1/' | head -1)" "${GCC_VERSION}"
if [ $? -ge 2 ]; then
MISSING="${MISSING} build-essential"
fi
check_version "$(env yasm --version 2>/dev/null | sed 's/^.* \([0-9.]*\).*$/\1/' | head -1)" "${YASM_VERSION}"
if [ $? -ge 2 ]; then
MISSING="${MISSING} yasm(1.2.0)"
fi
env mkdocs help >/dev/null 2>&1
if [ $? -ne 0 ]; then
MISSING="${MISSING} mkdocs"
fi
}
main() {
echo -n "Checking if proper environment variables are set.. "
check_golang_env
echo "Done"
echo "Using GOPATH=${GOPATH} and GOROOT=${GOROOT}"
echo -n "Checking dependencies for Minio.. "
check_deps
## If dependencies are missing, warn the user and abort
if [ "x${MISSING}" != "x" ]; then
echo "ERROR"
echo
echo "The following build tools are missing:"
echo
echo "** ${MISSING} **"
echo
echo "Please install them "
echo "${MISSING}"
echo
exit 1
fi
echo "Done"
}
_init && main "$@"