minio/devscripts/setup_development_environment.sh
2015-02-20 17:44:26 -08:00

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#!/usr/bin/env bash
#
# 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.
#
_init() {
GO_VERSION="1.4"
GIT_VERSION="1.0"
PIP_VERSION="1.4"
GCC_VERSION="4.0"
YASM_VERSION="1.2.0"
OSX_VERSION="10.8"
UNAME=$(uname -sm)
MINIO_DEV=$HOME/minio-dev
}
die() {
echo -e "\e[31m[!] $@\e[0m"; exit 1
}
msg() {
echo -e "\e[93m[*] $@\e[0m"
}
call() {
$@ 2>&1 | sed 's/^\(.*\)$/ | \1/g'
return ${PIPESTATUS[0]}
}
push_dir() {
pushd $@ >/dev/null
}
pop_dir() {
popd >/dev/null
}
####
#
# Takes two arguments
# arg1: version number in `x.x.x` format
# arg2: version number in `x.x.x` format
#
# example: check_version "$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
return 2
fi
done
return 0
}
is_supported_arch() {
local supported
case ${UNAME##* } in
"x86_64")
supported=1
;;
*)
supported=0
;;
esac
if [ $supported -eq 0 ]; then
die "Invalid arch: ${UNAME} not supported, please use x86_64/amd64"
fi
}
install_go() {
msg "Downloading golang.."
case ${UNAME%% *} in
"Linux")
os="linux"
GOLANG_TARBALL_FNAME="go${GO_VERSION}.${os}-amd64.tar.gz"
;;
"Darwin")
os="darwin"
osx_host_version=$(env sw_vers -productVersion)
check_version "${osx_host_version}" "${OSX_VERSION}"
[[ $? -ge 2 ]] && die "Minimum OSX version supported is ${OSX_VERSION}"
GOLANG_TARBALL_FNAME="go${GO_VERSION}.${os}-amd64-osx${OSX_VERSION}.tar.gz"
;;
"*")
die "Exiting.. unsupported operating system found"
esac
GOLANG_TARBALL_URL="https://storage.googleapis.com/golang/$GOLANG_TARBALL_FNAME"
status_code=$(curl -w '%{http_code}' --progress-bar -L -C - $GOLANG_TARBALL_URL -o $MINIO_DEV/dls/$GOLANG_TARBALL_FNAME)
[[ "200 416" =~ $status_code ]] || die "Download failed. Abort installation."
call tar -xf $MINIO_DEV/dls/$GOLANG_TARBALL_FNAME -C $MINIO_DEV/deps
}
install_yasm() {
msg "Downloading yasm.."
YASM_TARBALL_FNAME="yasm-$YASM_VERSION.tar.gz"
YASM_TARBALL_URL="http://www.tortall.net/projects/yasm/releases/$YASM_TARBALL_FNAME"
status_code=$(curl -w '%{http_code}' --progress-bar -L -C - $YASM_TARBALL_URL -o $MINIO_DEV/dls/$YASM_TARBALL_FNAME)
[[ "200 416" =~ $status_code ]] || die "Download failed. Abort installation."
call tar -xf $MINIO_DEV/dls/$YASM_TARBALL_FNAME -C $MINIO_DEV/deps/
push_dir $MINIO_DEV/deps/yasm-$YASM_VERSION
call ./configure
call make
pop_dir
}
setup_env() {
python_version=$(python --version 2>&1 | sed 's/Python \([0-9]*.[0-9]*\).*/\1/')
cat <<EOF > env.sh
#!/bin/sh
MINIO_DEV=\$(dirname \$(readlink -f \${BASH_SOURCE[0]}))
[[ -z \$GOROOT ]] && export GOROOT=\$MINIO_DEV/deps/go
export GOPATH=\$MINIO_DEV/mygo
export PATH=\$MINIO_DEV/deps/go/bin:\$MINIO_DEV/mygo/bin:\$MINIO_DEV/deps/yasm-\$YASM_VERSION:\$MINIO_DEV/deps/mkdocs/bin:\$GOPATH/bin:\$PATH
export PYTHONPATH=\$PYTHONPATH:\$MINIO_DEV/deps/mkdocs/lib/python\$python_version/site-packages/
EOF
}
install_mkdocs() {
msg "Downloading mkdocs.."
mkdir -p $MINIO_DEV/deps/mkdocs
call pip install --install-option="--prefix=$MINIO_DEV/deps/mkdocs" mkdocs
[[ $? -ne 0 ]] && die "Cannot install mkdocs. Abort installation."
}
install_minio_deps() {
msg "Installing minio deps.."
env go get github.com/tools/godep && echo "Installed godep" || \
die "Cannot install godep. Abort installation."
# not needed anymore, keeping it here for future
# env go get golang.org/x/tools/cmd/cover && echo "Installed cover" || \
# die "Cannot install cover. Abort installation."
}
install_minio() {
msg "Installing minio.."
push_dir ${MINIO_DEV}/src
if [ ! -d minio ] ; then
call git clone "https://github.com/minio-io/minio" || \
die "Cannot download minio. Abort installation."
fi
(cd minio; call make)
pop_dir
}
main() {
trap 'die "Ctrl-C pressed. Quitting.."' INT
# Check supported arch
is_supported_arch
[[ -d ${MINIO_DEV} ]] || \
die "You should have an empty working directory before you start.."
mkdir -p ${MINIO_DEV}/{src,deps,dls,mygo}
push_dir ${MINIO_DEV}
check_version "$(env pip --version | awk {'print $2'})" ${PIP_VERSION}
[[ $? -ge 2 ]] && die "pip(${PIP_VERSION}) not installed. Abort."
check_version "$(env gcc --version | sed 's/^.* \([0-9.]*\).*$/\1/' | head -1)" ${GCC_VERSION}
[[ $? -ge 2 ]] && die "gcc(${GCC_VERSION}) not installed. Abort."
check_version "$(env git --version | sed 's/^.* \([0-9.]*\).*$/\1/')" ${GIT_VERSION}
[[ $? -ge 2 ]] && die "git${GIT_VERSION} not installed. Abort."
check_version "$(env go version 2>/dev/null | sed 's/^.* go\([0-9.]*\).*$/\1/')" ${GOLANG_VERSION}
[[ $? -le 1 ]] && \
[[ -z $GOROOT ]] && die "Please setup the goroot variable according to your current installation of golang." \
|| install_go
check_version "$(env yasm --version 2>/dev/null | sed 's/^.* \([0-9.]*\).*$/\1/' | head -1)" ${YASM_VERSION}
[[ $? -ge 2 ]] && install_yasm
env mkdocs help >/dev/null 2>&1
[[ $? -ne 0 ]] && install_mkdocs
setup_env
source env.sh
install_minio_deps
install_minio
msg "--"
msg "Run ''source env.sh'' to setup your work env."
}
# Putting main function at the end of the script ensures that the execution
# won't start until the script is entirely downloaded.
_init && main "$@"