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| 1 | +#!/bin/bash |
| 2 | +PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin:~/bin |
| 3 | +export PATH |
| 4 | +Green_font="\033[32m" && Yellow_font="\033[33m" && Red_font="\033[31m" && Font_suffix="\033[0m" |
| 5 | +Info="${Green_font}[Info]${Font_suffix}" |
| 6 | +Error="${Red_font}[Error]${Font_suffix}" |
| 7 | +reboot="${Yellow_font}reboot${Font_suffix}" |
| 8 | +echo -e "${Green_font} |
| 9 | +#====================================== |
| 10 | +# Project: tcp_nanqinlang |
| 11 | +# Version: 2.9 |
| 12 | +# Author: nanqinlang |
| 13 | +# Blog: https://www.nanqinlang.com |
| 14 | +# Github: https://github.com/nanqinlang |
| 15 | +#======================================${Font_suffix}" |
| 16 | + |
| 17 | +#check system |
| 18 | +check_system(){ |
| 19 | + cat /etc/issue | grep -q -E -i "debian" && release="debian" |
| 20 | + |
| 21 | + if [[ "${release}" = "debian" ]]; then |
| 22 | + echo -e "${Info} system is debian " |
| 23 | + else echo -e "${Error} not support!" && exit 1 |
| 24 | + fi |
| 25 | +} |
| 26 | + |
| 27 | +#check root |
| 28 | +check_root(){ |
| 29 | + if [[ "`id -u`" = "0" ]]; then |
| 30 | + echo -e "${Info} user is root" |
| 31 | + else echo -e "${Error} must be root user" && exit 1 |
| 32 | + fi |
| 33 | +} |
| 34 | + |
| 35 | +#check ovz |
| 36 | +check_ovz(){ |
| 37 | + apt-get update && apt-get install virt-what -y |
| 38 | + virt=`virt-what` |
| 39 | + if [[ "${virt}" = "openvz" ]]; then |
| 40 | + echo -e "${Error} OpenVZ is not support!" && exit 1 |
| 41 | + else echo -e "${Info} virt is ${virt}" |
| 42 | + fi |
| 43 | +} |
| 44 | + |
| 45 | +#required workplace directory |
| 46 | +directory(){ |
| 47 | + [[ ! -d /home/tcp_nanqinlang ]] && mkdir -p /home/tcp_nanqinlang |
| 48 | + cd /home/tcp_nanqinlang |
| 49 | +} |
| 50 | + |
| 51 | +#required kernel version |
| 52 | +get_version(){ |
| 53 | + echo -e "${Info} input required kernel version (defaultly use 4.10.2):" |
| 54 | + read -p "(eg. 4.10.2):" required_version |
| 55 | + [[ -z "${required_version}" ]] && required_version=4.10.2 |
| 56 | +} |
| 57 | + |
| 58 | +get_url(){ |
| 59 | + get_version |
| 60 | + headers_all_name=`wget -qO- http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/ | grep "linux-headers" | awk -F'\">' '/all.deb/{print $2}' | cut -d'<' -f1 | head -1` |
| 61 | + headers_all_url="http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/${headers_all_name}" |
| 62 | + bit=`uname -m` |
| 63 | + if [[ "${bit}" = "x86_64" ]]; then |
| 64 | + image_name=`wget -qO- http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/ | grep "linux-image" | grep "lowlatency" | awk -F'\">' '/amd64.deb/{print $2}' | cut -d'<' -f1 | head -1` |
| 65 | + image_url="http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/${image_name}" |
| 66 | + headers_bit_name=`wget -qO- http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/ | grep "linux-headers" | grep "lowlatency" | awk -F'\">' '/amd64.deb/{print $2}' | cut -d'<' -f1 | head -1` |
| 67 | + headers_bit_url="http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/${headers_bit_name}" |
| 68 | + elif [[ "${bit}" = "i386" ]]; then |
| 69 | + image_name=`wget -qO- http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/ | grep "linux-image" | grep "lowlatency" | awk -F'\">' '/i386.deb/{print $2}' | cut -d'<' -f1 | head -1` |
| 70 | + image_url="http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/${image_name}" |
| 71 | + headers_bit_name=`wget -qO- http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/ | grep "linux-headers" | grep "lowlatency" | awk -F'\">' '/i386.deb/{print $2}' | cut -d'<' -f1 | head -1` |
| 72 | + headers_bit_url="http://kernel.ubuntu.com/~kernel-ppa/mainline/v${required_version}/${headers_bit_name}" |
| 73 | + else echo -e "${Error} not support bit !" && exit 1 |
| 74 | + fi |
| 75 | +} |
| 76 | + |
| 77 | +#delete surplus image |
| 78 | +delete_surplus_image(){ |
| 79 | + if [[ "${surplus_total_image}" != "0" ]]; then |
| 80 | + for((integer = 1; integer <= ${surplus_total_image}; integer++)) |
| 81 | + do |
| 82 | + surplus_sort_image=`dpkg -l|grep linux-image | awk '{print $2}' | grep -v "${required_version}" | head -${integer}` |
| 83 | + apt-get purge ${surplus_sort_image} -y |
| 84 | + done |
| 85 | + apt-get autoremove -y |
| 86 | + if [[ "${surplus_total_image}" = "0" ]]; then |
| 87 | + echo -e "${Info} uninstall all surplus images successfully, continuing" |
| 88 | + fi |
| 89 | + else echo -e "${Error} check image failed, please check!" && exit 1 |
| 90 | + fi |
| 91 | +} |
| 92 | + |
| 93 | +#delete surplus headers |
| 94 | +delete_surplus_headers(){ |
| 95 | + for((integer = 1; integer <= ${surplus_total_headers}; integer++)) |
| 96 | + do |
| 97 | + surplus_sort_headers=`dpkg -l|grep linux-headers | awk '{print $2}' | grep -v "${required_version}" | head -${integer}` |
| 98 | + apt-get purge ${surplus_sort_headers} -y |
| 99 | + done |
| 100 | + apt-get autoremove -y |
| 101 | + if [[ "${surplus_total_headers}" = "0" ]]; then |
| 102 | + echo -e "${Info} uninstall all surplus headers successfully, continuing" |
| 103 | + fi |
| 104 | +} |
| 105 | + |
| 106 | +install_image(){ |
| 107 | + if [[ -e "${image_name}" ]]; then |
| 108 | + echo -e "${Info} deb file exist" |
| 109 | + else echo -e "${Info} downloading image" && wget ${image_url} |
| 110 | + fi |
| 111 | + if [[ -e "${image_name}" ]]; then |
| 112 | + echo -e "${Info} installing image" && dpkg -i ${image_name} |
| 113 | + else echo -e "${Error} image download failed, please check!" && exit 1 |
| 114 | + fi |
| 115 | +} |
| 116 | + |
| 117 | +install_headers(){ |
| 118 | + if [[ -e ${headers_all_name} ]]; then |
| 119 | + echo -e "${Info} deb file exist" |
| 120 | + else echo -e "${Info} downloading headers_all" && wget ${headers_all_url} |
| 121 | + fi |
| 122 | + if [[ -e ${headers_all_name} ]]; then |
| 123 | + echo -e "${Info} installing headers_all" && dpkg -i ${headers_all_name} |
| 124 | + else echo -e "${Error} headers_all download failed, please check!" && exit 1 |
| 125 | + fi |
| 126 | + if [[ -e ${headers_bit_name} ]]; then |
| 127 | + echo -e "${Info} deb file exist" |
| 128 | + else echo -e "${Info} downloading headers_bit" && wget ${headers_bit_url} |
| 129 | + fi |
| 130 | + if [[ -e ${headers_bit_name} ]]; then |
| 131 | + echo -e "${Info} installing headers_bit" && dpkg -i ${headers_bit_name} |
| 132 | + else echo -e "${Error} headers_bit download failed, please check!" && exit 1 |
| 133 | + fi |
| 134 | +} |
| 135 | + |
| 136 | +#check/install required version and remove surplus kernel |
| 137 | +check_kernel(){ |
| 138 | + get_url |
| 139 | + #when kernel version = required version, response required version digital number. |
| 140 | + digit_ver_image=`dpkg -l | grep linux-image | awk '{print $2}' | awk -F '-' '{print $3}' | grep "${required_version}"` |
| 141 | + digit_ver_headers=`dpkg -l | grep linux-headers | awk '{print $2}' | awk -F '-' '{print $3}' | grep "${required_version}"` |
| 142 | + #total digit of kernel without required version |
| 143 | + surplus_total_image=`dpkg -l|grep linux-image | awk '{print $2}' | grep -v "${required_version}" | wc -l` |
| 144 | + surplus_total_headers=`dpkg -l|grep linux-headers | awk '{print $2}' | grep -v "${required_version}" | wc -l` |
| 145 | + |
| 146 | + if [[ -z "${digit_ver_image}" ]]; then |
| 147 | + echo -e "${Info} installing required image" && install_image |
| 148 | + else |
| 149 | + echo -e "${Info} image already have a required version" |
| 150 | + fi |
| 151 | + |
| 152 | + if [[ "${surplus_total_image}" != "0" ]]; then |
| 153 | + echo -e "${Info} removing surplus image" && delete_surplus_image |
| 154 | + else |
| 155 | + echo -e "${Info} no surplus image need to remove" |
| 156 | + fi |
| 157 | + |
| 158 | + if [[ "${surplus_total_headers}" != "0" ]]; then |
| 159 | + echo -e "${Info} removing surplus headers" && delete_surplus_headers |
| 160 | + else |
| 161 | + echo -e "${Info} no surplus headers need to remove" |
| 162 | + fi |
| 163 | + |
| 164 | + if [[ "${required_version}" != "4.10.2" ]]; then |
| 165 | + if [[ -z "${digit_ver_headers}" ]]; then |
| 166 | + echo -e "${Info} installing required headers" && install_headers |
| 167 | + else |
| 168 | + echo -e "${Info} headers already have a required version" |
| 169 | + fi |
| 170 | + else |
| 171 | + echo -e "${Info} required is 4.10.2, noneed to install headers" |
| 172 | + fi |
| 173 | + |
| 174 | + update-grub |
| 175 | +} |
| 176 | + |
| 177 | +dpkg_list(){ |
| 178 | + dpkg -l|grep linux-image | awk '{print $2}' |
| 179 | + dpkg -l|grep linux-headers | awk '{print $2}' |
| 180 | + echo -e "${Info} please ensure above kernel list is the same as the following:\nlinux-image-${required_version}-lowlatency\nlinux-headers-${required_version}\nlinux-headers-${required_version}-lowlatency" |
| 181 | +} |
| 182 | + |
| 183 | +#(1)while kernel is 4.10.2 |
| 184 | +ver_4.10.2(){ |
| 185 | + [[ ! -e /lib/modules/`uname -r`/kernel/net/ipv4/tcp_nanqinlang.ko ]] && echo -e "${Info} loading mod" && cd /lib/modules/`uname -r`/kernel/net/ipv4 && wget -O tcp_nanqinlang.ko "https://raw.githubusercontent.com/nanqinlang-tcp/tcp_nanqinlang/master/mod/tcp_nanqinlang_for_4.10.2.ko" && insmod tcp_nanqinlang.ko && depmod -a |
| 186 | + [[ ! -e /lib/modules/`uname -r`/kernel/net/ipv4/tcp_nanqinlang.ko ]] && echo -e "${Error} download mod failed,please check!" && exit 1 |
| 187 | +} |
| 188 | + |
| 189 | +#(2)while kernel isn't 4.10.2 |
| 190 | +ver_current(){ |
| 191 | + [[ ! -e /lib/modules/`uname -r`/kernel/net/ipv4/tcp_nanqinlang.ko ]] && compiler |
| 192 | + [[ ! -e /lib/modules/`uname -r`/kernel/net/ipv4/tcp_nanqinlang.ko ]] && echo -e "${Error} load mod failed, please check!" && exit 1 |
| 193 | +} |
| 194 | + |
| 195 | +gcc-4.9(){ |
| 196 | + if [[ "${sys_ver}" = "7" ]]; then |
| 197 | + apt-get update && mv /etc/apt/sources.list /etc/sources.list |
| 198 | + wget -P /home/tcp_nanqinlang https://raw.githubusercontent.com/nanqinlang/sources.list/master/us.sources.list && mv /home/tcp_nanqinlang/us.sources.list /etc/apt/sources.list |
| 199 | + apt-get update && apt-get install build-essential -y && apt-get update |
| 200 | + rm /etc/apt/sources.list && mv /etc/sources.list /etc/apt/sources.list && apt-get update |
| 201 | + else |
| 202 | + apt-get update && apt-get install build-essential -y && apt-get update |
| 203 | + fi |
| 204 | +} |
| 205 | + |
| 206 | +libssl1.0.0(){ |
| 207 | + if [[ "${sys_ver}" = "9" ]]; then |
| 208 | + echo "deb http://ftp.de.debian.org/debian jessie main" >> /etc/apt/sources.list |
| 209 | + apt-get update && apt-get install libssl1.0.0 -y |
| 210 | + sed -i '/deb http://ftp\.de\.debian\.org/debian jessie main/d' /etc/apt/sources.list |
| 211 | + fi |
| 212 | +} |
| 213 | + |
| 214 | +compiler(){ |
| 215 | + mkdir make && cd make |
| 216 | + |
| 217 | + # kernel source code：https://www.kernel.org/pub/linux/kernel # |
| 218 | + ver_4_13=`dpkg -l | grep linux-image | awk '{print $2}' | awk -F '-' '{print $3}' | grep "4.13"` |
| 219 | + if [[ -z "${ver_4_13}" ]]; then |
| 220 | + wget https://raw.githubusercontent.com/nanqinlang-tcp/tcp_nanqinlang/master/general/tcp_nanqinlang.c |
| 221 | + else |
| 222 | + wget https://raw.githubusercontent.com/nanqinlang-tcp/tcp_nanqinlang/master/kernel-v4.13/tcp_nanqinlang.c |
| 223 | + fi |
| 224 | + |
| 225 | + sys_ver=`grep -oE "[0-9.]+" /etc/issue` |
| 226 | + if [[ "${sys_ver}" = "9" ]]; then |
| 227 | + wget -O Makefile https://raw.githubusercontent.com/nanqinlang-tcp/tcp_nanqinlang/master/make/Makefile-debian9 |
| 228 | + else |
| 229 | + wget -O Makefile https://raw.githubusercontent.com/nanqinlang-tcp/tcp_nanqinlang/master/make/Makefile-debian7or8 |
| 230 | + fi |
| 231 | + |
| 232 | + make && make install |
| 233 | +} |
| 234 | + |
| 235 | +check_status(){ |
| 236 | + status_sysctl=`sysctl net.ipv4.tcp_available_congestion_control | awk '{print $3}'` |
| 237 | + status_lsmod=`lsmod | grep nanqinlang` |
| 238 | + if [[ "${status_lsmod}" != "" ]]; then |
| 239 | + echo -e "${Info} tcp_nanqinlang is installed!" |
| 240 | + if [[ "${status_sysctl}" = "nanqinlang" ]]; then |
| 241 | + echo -e "${Info} tcp_nanqinlang is running" |
| 242 | + else echo -e "${Error} tcp_nanqinlang is installed not running!" |
| 243 | + fi |
| 244 | + else echo -e "${Error} tcp_nanqinlang not installed" |
| 245 | + fi |
| 246 | +} |
| 247 | + |
| 248 | +install(){ |
| 249 | + check_system |
| 250 | + check_root |
| 251 | + check_ovz |
| 252 | + directory |
| 253 | + sys_ver=`grep -oE "[0-9.]+" /etc/issue` && gcc-4.9 && libssl1.0.0 |
| 254 | + check_kernel |
| 255 | + dpkg_list |
| 256 | + echo -e "${Info} please check kernel version and ${reboot}, then run 'start' command to enable tcp_nanqinlang" |
| 257 | +} |
| 258 | + |
| 259 | +start(){ |
| 260 | + check_system |
| 261 | + check_root |
| 262 | + check_ovz |
| 263 | + directory |
| 264 | + current_version=`dpkg -l | grep linux-image | awk '{print $2}' | awk -F '-' '{print $3}'` |
| 265 | + if [[ "${current_version}" = "4.10.2" ]]; then |
| 266 | + ver_4.10.2 |
| 267 | + else |
| 268 | + ver_current |
| 269 | + fi |
| 270 | + echo -e "\nnet.ipv4.tcp_congestion_control=nanqinlang\c" >> /etc/sysctl.conf && sysctl -p |
| 271 | + check_status |
| 272 | +} |
| 273 | + |
| 274 | +status(){ |
| 275 | + check_root |
| 276 | + check_status |
| 277 | +} |
| 278 | + |
| 279 | +uninstall(){ |
| 280 | + check_root |
| 281 | + sed -i '/net\.ipv4\.tcp_congestion_control=nanqinlang/d' /etc/sysctl.conf |
| 282 | + sysctl -p |
| 283 | + rm -rf /home/tcp_nanqinlang |
| 284 | + rm /lib/modules/`uname -r`/kernel/net/ipv4/tcp_nanqinlang.ko |
| 285 | + echo -e "${Info} please remember ${reboot} to stop tcp_nanqinlang" |
| 286 | +} |
| 287 | + |
| 288 | + |
| 289 | + |
| 290 | + echo -e "${Info} 选择你要使用的功能: " |
| 291 | + echo -e "1.更换内核版本\n2.安装并开启 tcp_nanqinlang\n3.检查 tcp_nanqinlang 运行状态\n4.卸载 tcp_nanqinlang" |
| 292 | + read -p "输入数字以选择:" function |
| 293 | + |
| 294 | + while [[ ! "${function}" =~ ^[1-4]$ ]] |
| 295 | + do |
| 296 | + echo -e "${Error} 无效输入" |
| 297 | + echo -e "${Info} 请重新选择" && read -p "输入数字以选择:" function |
| 298 | + done |
| 299 | + |
| 300 | + if [[ "${function}" == "1" ]]; then |
| 301 | + install |
| 302 | + elif [[ "${function}" == "2" ]]; then |
| 303 | + start |
| 304 | + elif [[ "${function}" == "3" ]]; then |
| 305 | + status |
| 306 | + else |
| 307 | + uninstall |
| 308 | + fi |
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