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Update bbr.sh
This commit is contained in:
Teddysun
parent
254076020d
commit
845013a25a
340
bbr.sh
340
bbr.sh
@ -2,43 +2,86 @@
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#
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# Auto install latest kernel for TCP BBR
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#
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# System Required: CentOS 6+, Debian7+, Ubuntu12+
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# System Required: CentOS 6+, Debian8+, Ubuntu16+
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#
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# Copyright (C) 2016-2020 Teddysun <i@teddysun.com>
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#
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# URL: https://teddysun.com/489.html
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#
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red='\033[0;31m'
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green='\033[0;32m'
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yellow='\033[0;33m'
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plain='\033[0m'
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cur_dir="$(cd -P -- "$(dirname -- "$0")" && pwd -P)"
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cur_dir=$(pwd)
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_red() {
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printf '\033[1;31;31m%b\033[0m' "$1"
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}
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[[ $EUID -ne 0 ]] && echo -e "${red}Error:${plain} This script must be run as root!" && exit 1
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_green() {
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printf '\033[1;31;32m%b\033[0m' "$1"
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}
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[[ -d "/proc/vz" ]] && echo -e "${red}Error:${plain} Your VPS is based on OpenVZ, which is not supported." && exit 1
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_yellow() {
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printf '\033[1;31;33m%b\033[0m' "$1"
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}
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if [ -f /etc/redhat-release ]; then
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release="centos"
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elif cat /etc/issue | grep -Eqi "debian"; then
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release="debian"
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elif cat /etc/issue | grep -Eqi "ubuntu"; then
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release="ubuntu"
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elif cat /etc/issue | grep -Eqi "centos|red hat|redhat"; then
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release="centos"
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elif cat /proc/version | grep -Eqi "debian"; then
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release="debian"
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elif cat /proc/version | grep -Eqi "ubuntu"; then
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release="ubuntu"
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elif cat /proc/version | grep -Eqi "centos|red hat|redhat"; then
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release="centos"
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_info() {
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_green "[Info] "
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printf -- "%s" "$1"
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printf "\n"
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}
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_warn() {
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_yellow "[Warning] "
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printf -- "%s" "$1"
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printf "\n"
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}
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_error() {
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_red "[Error] "
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printf -- "%s" "$1"
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printf "\n"
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exit 1
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}
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_exists() {
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local cmd="$1"
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if eval type type > /dev/null 2>&1; then
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eval type "$cmd" > /dev/null 2>&1
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elif command > /dev/null 2>&1; then
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command -v "$cmd" > /dev/null 2>&1
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else
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release=""
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which "$cmd" > /dev/null 2>&1
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fi
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local rt=$?
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return ${rt}
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}
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is_digit(){
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_os() {
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local os=""
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[ -f "/etc/debian_version" ] && source /etc/os-release && os="${ID}" && printf -- "%s" "${os}" && return
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[ -f "/etc/redhat-release" ] && os="centos" && printf -- "%s" "${os}" && return
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}
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_os_full() {
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[ -f /etc/redhat-release ] && awk '{print ($1,$3~/^[0-9]/?$3:$4)}' /etc/redhat-release && return
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[ -f /etc/os-release ] && awk -F'[= "]' '/PRETTY_NAME/{print $3,$4,$5}' /etc/os-release && return
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[ -f /etc/lsb-release ] && awk -F'[="]+' '/DESCRIPTION/{print $2}' /etc/lsb-release && return
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}
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_os_ver() {
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local main_ver="$( echo $(_os_full) | grep -oE "[0-9.]+")"
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printf -- "%s" "${main_ver%%.*}"
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}
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_error_detect() {
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local cmd="$1"
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_info "${cmd}"
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eval ${cmd}
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if [ $? -ne 0 ]; then
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_error "Execution command (${cmd}) failed, please check it and try again."
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fi
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}
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_is_digit(){
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local input=${1}
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if [[ "$input" =~ ^[0-9]+$ ]]; then
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return 0
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@ -47,7 +90,7 @@ is_digit(){
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fi
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}
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is_64bit(){
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_is_64bit(){
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if [ $(getconf WORD_BIT) = '32' ] && [ $(getconf LONG_BIT) = '64' ]; then
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return 0
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else
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@ -55,6 +98,10 @@ is_64bit(){
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fi
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}
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_version_ge(){
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test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" == "$1"
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}
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get_valid_valname(){
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local val=${1}
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local new_val=$(eval echo $val | sed 's/[-.]/_/g')
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@ -100,7 +147,7 @@ display_menu(){
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break
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fi
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if ! is_digit "$pick"; then
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if ! _is_digit "$pick"; then
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prompt="Input error, please input a number"
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continue
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fi
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@ -120,25 +167,17 @@ display_menu(){
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echo -e "\nyour selection: $hint\n"
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}
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version_ge(){
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test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" == "$1"
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}
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get_latest_version() {
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latest_version=($(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/ | awk -F'\"v' '/v[4-9]./{print $2}' | cut -d/ -f1 | grep -v - | sort -V))
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[ ${#latest_version[@]} -eq 0 ] && echo -e "${red}Error:${plain} Get latest kernel version failed." && exit 1
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[ ${#latest_version[@]} -eq 0 ] && _error "Get latest kernel version failed."
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kernel_arr=()
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for i in ${latest_version[@]}; do
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if version_ge $i 5.6; then
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if _version_ge $i 5.6; then
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kernel_arr+=($i);
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fi
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done
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display_menu kernel last
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if is_64bit; then
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if _is_64bit; then
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deb_name=$(wget -qO- https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/ | grep "linux-image" | grep "generic" | awk -F'\">' '/amd64.deb/{print $2}' | cut -d'<' -f1 | head -1)
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deb_kernel_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${deb_name}"
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deb_kernel_name="linux-image-${kernel}-amd64.deb"
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@ -153,21 +192,9 @@ get_latest_version() {
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deb_kernel_modules_url="https://kernel.ubuntu.com/~kernel-ppa/mainline/v${kernel}/${modules_deb_name}"
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deb_kernel_modules_name="linux-modules-${kernel}-i386.deb"
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fi
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[ -z "${deb_name}" ] && echo -e "${red}Error:${plain} Getting Linux kernel binary package name failed, maybe kernel build failed. Please choose other one and try again." && exit 1
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[ -z "${deb_name}" ] && _error "Getting Linux kernel binary package name failed, maybe kernel build failed. Please choose other one and try again."
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}
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get_opsy() {
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[ -f /etc/redhat-release ] && awk '{print ($1,$3~/^[0-9]/?$3:$4)}' /etc/redhat-release && return
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[ -f /etc/os-release ] && awk -F'[= "]' '/PRETTY_NAME/{print $3,$4,$5}' /etc/os-release && return
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[ -f /etc/lsb-release ] && awk -F'[="]+' '/DESCRIPTION/{print $2}' /etc/lsb-release && return
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}
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opsy=$( get_opsy )
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arch=$( uname -m )
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lbit=$( getconf LONG_BIT )
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kern=$( uname -r )
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get_char() {
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SAVEDSTTY=`stty -g`
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stty -echo
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@ -178,29 +205,6 @@ get_char() {
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stty $SAVEDSTTY
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}
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getversion() {
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if [[ -s /etc/redhat-release ]]; then
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grep -oE "[0-9.]+" /etc/redhat-release
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else
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grep -oE "[0-9.]+" /etc/issue
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fi
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}
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centosversion() {
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if [ x"${release}" == x"centos" ]; then
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local code=$1
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local version="$(getversion)"
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local main_ver=${version%%.*}
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if [ "$main_ver" == "$code" ]; then
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return 0
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else
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return 1
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fi
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else
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return 1
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fi
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}
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check_bbr_status() {
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local param=$(sysctl net.ipv4.tcp_congestion_control | awk '{print $3}')
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if [[ x"${param}" == x"bbr" ]]; then
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@ -212,34 +216,41 @@ check_bbr_status() {
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check_kernel_version() {
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local kernel_version=$(uname -r | cut -d- -f1)
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if version_ge ${kernel_version} 4.9; then
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if _version_ge ${kernel_version} 4.9; then
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return 0
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else
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return 1
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fi
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}
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install_elrepo() {
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if centosversion 5; then
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echo -e "${red}Error:${plain} not supported CentOS 5."
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exit 1
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# Check OS version
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check_os() {
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if _exists "virt-what"; then
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virt="$(virt-what)"
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elif _exists "systemd-detect-virt"; then
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virt="$(systemd-detect-virt)"
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fi
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rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org
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if centosversion 6; then
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rpm -Uvh https://www.elrepo.org/elrepo-release-6-10.el6.elrepo.noarch.rpm
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elif centosversion 7; then
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rpm -Uvh https://www.elrepo.org/elrepo-release-7.0-5.el7.elrepo.noarch.rpm
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elif centosversion 8; then
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rpm -Uvh https://www.elrepo.org/elrepo-release-8.2-1.el8.elrepo.noarch.rpm
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if [ -n "${virt}" -a "${virt}" = "lxc" ]; then
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_error "Virtualization method is LXC, which is not supported."
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fi
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if [ ! -f /etc/yum.repos.d/elrepo.repo ]; then
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echo -e "${red}Error:${plain} Install elrepo failed, please check it."
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exit 1
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if [ -n "${virt}" -a "${virt}" = "openvz" ] || [ -d "/proc/vz" ]; then
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_error "Virtualization method is OpenVZ, which is not supported."
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fi
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[ -z "$(_os)" ] && _error "Not supported OS"
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case "$(_os)" in
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ubuntu)
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[ -n "$(_os_ver)" -a "$(_os_ver)" -lt 16 ] && _error "Not supported OS, please change to Ubuntu 16+ and try again."
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;;
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debian)
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[ -n "$(_os_ver)" -a "$(_os_ver)" -lt 8 ] && _error "Not supported OS, please change to Debian 8+ and try again."
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;;
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centos)
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[ -n "$(_os_ver)" -a "$(_os_ver)" -lt 6 ] && _error "Not supported OS, please change to CentOS 6+ and try again."
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;;
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*)
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_error "Not supported OS"
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;;
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esac
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}
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sysctl_config() {
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@ -250,111 +261,70 @@ sysctl_config() {
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sysctl -p >/dev/null 2>&1
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}
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install_config() {
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if [[ x"${release}" == x"centos" ]]; then
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if centosversion 6; then
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if [ ! -f "/boot/grub/grub.conf" ]; then
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echo -e "${red}Error:${plain} /boot/grub/grub.conf not found, please check it."
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exit 1
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fi
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sed -i 's/^default=.*/default=0/g' /boot/grub/grub.conf
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elif centosversion 7; then
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if [ ! -f "/boot/grub2/grub.cfg" ]; then
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echo -e "${red}Error:${plain} /boot/grub2/grub.cfg not found, please check it."
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exit 1
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fi
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grub2-set-default 0
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fi
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elif [[ x"${release}" == x"debian" || x"${release}" == x"ubuntu" ]]; then
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/usr/sbin/update-grub
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fi
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}
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install_kernel() {
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if [[ x"${release}" == x"centos" ]]; then
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install_elrepo
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[ ! "$(command -v yum-config-manager)" ] && yum install -y yum-utils > /dev/null 2>&1
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[ x"$(yum-config-manager elrepo-kernel | grep -w enabled | awk '{print $3}')" != x"True" ] && yum-config-manager --enable elrepo-kernel > /dev/null 2>&1
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if centosversion 6; then
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if is_64bit; then
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case "$(_os)" in
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centos)
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if [ -n "$(_os_ver)" ]; then
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_error_detect "rpm --import https://www.elrepo.org/RPM-GPG-KEY-elrepo.org"
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[ "$(_os_ver)" -eq 6 ] && _error_detect "rpm -Uvh https://www.elrepo.org/elrepo-release-6-10.el6.elrepo.noarch.rpm"
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[ "$(_os_ver)" -eq 7 ] && _error_detect "rpm -Uvh https://www.elrepo.org/elrepo-release-7.0-5.el7.elrepo.noarch.rpm"
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[ "$(_os_ver)" -eq 8 ] && _error_detect "rpm -Uvh https://www.elrepo.org/elrepo-release-8.2-1.el8.elrepo.noarch.rpm"
|
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[ ! -f "/etc/yum.repos.d/elrepo.repo" ] && _error "Install elrepo failed, please check it and retry."
|
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if ! _exists "yum-config-manager"; then
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_error_detect "yum install -y yum-utils"
|
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fi
|
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[ x"$(yum-config-manager elrepo-kernel | grep -w enabled | awk '{print $3}')" != x"True" ] && _error_detect "yum-config-manager --enable elrepo-kernel"
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if [ "$(_os_ver)" -eq 6 ]; then
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rpm_kernel_url="https://dl.lamp.sh/files/"
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if _is_64bit; then
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rpm_kernel_name="kernel-ml-4.18.20-1.el6.elrepo.x86_64.rpm"
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rpm_kernel_devel_name="kernel-ml-devel-4.18.20-1.el6.elrepo.x86_64.rpm"
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rpm_kernel_url_1="http://repos.lax.quadranet.com/elrepo/archive/kernel/el6/x86_64/RPMS/"
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else
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rpm_kernel_name="kernel-ml-4.18.20-1.el6.elrepo.i686.rpm"
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rpm_kernel_devel_name="kernel-ml-devel-4.18.20-1.el6.elrepo.i686.rpm"
|
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rpm_kernel_url_1="http://repos.lax.quadranet.com/elrepo/archive/kernel/el6/i386/RPMS/"
|
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fi
|
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rpm_kernel_url_2="https://dl.lamp.sh/files/"
|
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wget -c -t3 -T60 -O ${rpm_kernel_name} ${rpm_kernel_url_1}${rpm_kernel_name}
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if [ $? -ne 0 ]; then
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rm -rf ${rpm_kernel_name}
|
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wget -c -t3 -T60 -O ${rpm_kernel_name} ${rpm_kernel_url_2}${rpm_kernel_name}
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fi
|
||||
wget -c -t3 -T60 -O ${rpm_kernel_devel_name} ${rpm_kernel_url_1}${rpm_kernel_devel_name}
|
||||
if [ $? -ne 0 ]; then
|
||||
rm -rf ${rpm_kernel_devel_name}
|
||||
wget -c -t3 -T60 -O ${rpm_kernel_devel_name} ${rpm_kernel_url_2}${rpm_kernel_devel_name}
|
||||
fi
|
||||
if [ -f "${rpm_kernel_name}" ]; then
|
||||
rpm -ivh ${rpm_kernel_name}
|
||||
else
|
||||
echo -e "${red}Error:${plain} Download ${rpm_kernel_name} failed, please check it."
|
||||
exit 1
|
||||
fi
|
||||
if [ -f "${rpm_kernel_devel_name}" ]; then
|
||||
rpm -ivh ${rpm_kernel_devel_name}
|
||||
else
|
||||
echo -e "${red}Error:${plain} Download ${rpm_kernel_devel_name} failed, please check it."
|
||||
exit 1
|
||||
fi
|
||||
_error_detect "wget -c -t3 -T60 -O ${rpm_kernel_name} ${rpm_kernel_url}${rpm_kernel_name}"
|
||||
_error_detect "wget -c -t3 -T60 -O ${rpm_kernel_devel_name} ${rpm_kernel_url}${rpm_kernel_devel_name}"
|
||||
[ -f "${rpm_kernel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_name}" || _error "Download ${rpm_kernel_name} failed, please check it."
|
||||
[ -f "${rpm_kernel_devel_name}" ] && _error_detect "rpm -ivh ${rpm_kernel_devel_name}" || _error "Download ${rpm_kernel_devel_name} failed, please check it."
|
||||
rm -f ${rpm_kernel_name} ${rpm_kernel_devel_name}
|
||||
elif centosversion 7; then
|
||||
yum -y install kernel-ml kernel-ml-devel
|
||||
if [ $? -ne 0 ]; then
|
||||
echo -e "${red}Error:${plain} Install latest kernel failed, please check it."
|
||||
exit 1
|
||||
fi
|
||||
elif centosversion 8; then
|
||||
yum -y install kernel-ml kernel-ml-core kernel-ml-devel
|
||||
if [ $? -ne 0 ]; then
|
||||
echo -e "${red}Error:${plain} Install latest kernel failed, please check it."
|
||||
exit 1
|
||||
[ ! -f "/boot/grub/grub.conf" ] && _error "/boot/grub/grub.conf not found, please check it."
|
||||
sed -i 's/^default=.*/default=0/g' /boot/grub/grub.conf
|
||||
elif [ "$(_os_ver)" -eq 7 ]; then
|
||||
_error_detect "yum -y install kernel-ml kernel-ml-devel"
|
||||
[ ! -f "/boot/grub2/grub.cfg" ] && _error "/boot/grub2/grub.cfg not found, please check it."
|
||||
grub2-set-default 0
|
||||
elif [ "$(_os_ver)" -eq 8 ]; then
|
||||
_error_detect "yum -y install kernel-ml kernel-ml-core kernel-ml-devel"
|
||||
[ ! -f "/boot/grub2/grub.cfg" ] && _error "/boot/grub2/grub.cfg not found, please check it."
|
||||
grub2-set-default 0
|
||||
fi
|
||||
fi
|
||||
elif [[ x"${release}" == x"debian" || x"${release}" == x"ubuntu" ]]; then
|
||||
[[ ! -e "/usr/bin/wget" ]] && apt-get -y update && apt-get -y install wget
|
||||
echo -e "${green}Info:${plain} Getting latest kernel version..."
|
||||
;;
|
||||
ubuntu|debian)
|
||||
_info "Getting latest kernel version..."
|
||||
get_latest_version
|
||||
if [ -n ${modules_deb_name} ]; then
|
||||
wget -c -t3 -T60 -O ${deb_kernel_modules_name} ${deb_kernel_modules_url}
|
||||
if [ $? -ne 0 ]; then
|
||||
echo -e "${red}Error:${plain} Download ${deb_kernel_modules_name} failed, please check it."
|
||||
exit 1
|
||||
fi
|
||||
fi
|
||||
wget -c -t3 -T60 -O ${deb_kernel_name} ${deb_kernel_url}
|
||||
if [ $? -ne 0 ]; then
|
||||
echo -e "${red}Error:${plain} Download ${deb_kernel_name} failed, please check it."
|
||||
exit 1
|
||||
fi
|
||||
[ -f ${deb_kernel_modules_name} ] && dpkg -i ${deb_kernel_modules_name}
|
||||
dpkg -i ${deb_kernel_name}
|
||||
rm -f ${deb_kernel_name} ${deb_kernel_modules_name}
|
||||
else
|
||||
echo -e "${red}Error:${plain} OS is not be supported, please change to CentOS/Debian/Ubuntu and try again."
|
||||
exit 1
|
||||
if [ -n "${modules_deb_name}" ]; then
|
||||
_error_detect "wget -c -t3 -T60 -O ${deb_kernel_modules_name} ${deb_kernel_modules_url}"
|
||||
fi
|
||||
_error_detect "wget -c -t3 -T60 -O ${deb_kernel_name} ${deb_kernel_url}"
|
||||
_error_detect "dpkg -i ${deb_kernel_modules_name} ${deb_kernel_name}"
|
||||
rm -f ${deb_kernel_modules_name} ${deb_kernel_name}
|
||||
_error_detect "/usr/sbin/update-grub"
|
||||
;;
|
||||
*)
|
||||
;; # do nothing
|
||||
esac
|
||||
}
|
||||
|
||||
reboot_os() {
|
||||
echo
|
||||
echo -e "${green}Info:${plain} The system needs to reboot."
|
||||
_info "The system needs to reboot."
|
||||
read -p "Do you want to restart system? [y/n]" is_reboot
|
||||
if [[ ${is_reboot} == "y" || ${is_reboot} == "Y" ]]; then
|
||||
reboot
|
||||
else
|
||||
echo -e "${green}Info:${plain} Reboot has been canceled..."
|
||||
_info "Reboot has been canceled..."
|
||||
exit 0
|
||||
fi
|
||||
}
|
||||
@ -362,23 +332,27 @@ reboot_os() {
|
||||
install_bbr() {
|
||||
if check_bbr_status; then
|
||||
echo
|
||||
echo -e "${green}Info:${plain} TCP BBR has already been installed. nothing to do..."
|
||||
_info "TCP BBR has already been enabled. nothing to do..."
|
||||
exit 0
|
||||
fi
|
||||
if check_kernel_version; then
|
||||
echo
|
||||
echo -e "${green}Info:${plain} Your kernel version is greater than 4.9, directly setting TCP BBR..."
|
||||
_info "The kernel version is greater than 4.9, directly setting TCP BBR..."
|
||||
sysctl_config
|
||||
echo -e "${green}Info:${plain} Setting TCP BBR completed..."
|
||||
_info "Setting TCP BBR completed..."
|
||||
exit 0
|
||||
fi
|
||||
|
||||
check_os
|
||||
install_kernel
|
||||
install_config
|
||||
sysctl_config
|
||||
reboot_os
|
||||
}
|
||||
|
||||
[[ $EUID -ne 0 ]] && _error "This script must be run as root"
|
||||
opsy=$( _os_full )
|
||||
arch=$( uname -m )
|
||||
lbit=$( getconf LONG_BIT )
|
||||
kern=$( uname -r )
|
||||
|
||||
clear
|
||||
echo "---------- System Information ----------"
|
||||
@ -392,6 +366,6 @@ echo " URL: https://teddysun.com/489.html"
|
||||
echo "----------------------------------------"
|
||||
echo
|
||||
echo "Press any key to start...or Press Ctrl+C to cancel"
|
||||
char=`get_char`
|
||||
char=$(get_char)
|
||||
|
||||
install_bbr 2>&1 | tee ${cur_dir}/install_bbr.log
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user