#!/usr/bin/env bash

# -----------------------------------------------------------------------------------------------------

# 安装 sonatype nexus(用于搭建 maven 私服) 脚本

# @system: 适用于所有 linux 发行版本。

# sonatype nexus 会被安装到 /opt/maven 路径。

# 注意：sonatype nexus 要求必须先安装 JDK

# @author: Zhang Peng

# -----------------------------------------------------------------------------------------------------

# ------------------------------------------------------------------------------ env

# Regular Color

export ENV_COLOR_BLACK="\033[0;30m"

export ENV_COLOR_RED="\033[0;31m"

export ENV_COLOR_GREEN="\033[0;32m"

export ENV_COLOR_YELLOW="\033[0;33m"

export ENV_COLOR_BLUE="\033[0;34m"

export ENV_COLOR_MAGENTA="\033[0;35m"

export ENV_COLOR_CYAN="\033[0;36m"

export ENV_COLOR_WHITE="\033[0;37m"

# Bold Color

export ENV_COLOR_B_BLACK="\033[1;30m"

export ENV_COLOR_B_RED="\033[1;31m"

export ENV_COLOR_B_GREEN="\033[1;32m"

export ENV_COLOR_B_YELLOW="\033[1;33m"

export ENV_COLOR_B_BLUE="\033[1;34m"

export ENV_COLOR_B_MAGENTA="\033[1;35m"

export ENV_COLOR_B_CYAN="\033[1;36m"

export ENV_COLOR_B_WHITE="\033[1;37m"

# Reset Color

export ENV_COLOR_RESET="$(tput sgr0)"

# status

export ENV_YES=0

export ENV_NO=1

export ENV_SUCCEED=0

export ENV_FAILED=1

# ------------------------------------------------------------------------------ functions

# 显示打印日志的时间

SHELL_LOG_TIMESTAMP=$(date "+%Y-%m-%d %H:%M:%S")

# 那个用户在操作

USER=$(whoami)

redOutput() {

echo -e "${ENV_COLOR_RED} $@${ENV_COLOR_RESET}"

}

greenOutput() {

echo -e "${ENV_COLOR_B_GREEN} $@${ENV_COLOR_RESET}"

}

yellowOutput() {

echo -e "${ENV_COLOR_YELLOW} $@${ENV_COLOR_RESET}"

}

blueOutput() {

echo -e "${ENV_COLOR_BLUE} $@${ENV_COLOR_RESET}"

}

magentaOutput() {

echo -e "${ENV_COLOR_MAGENTA} $@${ENV_COLOR_RESET}"

}

cyanOutput() {

echo -e "${ENV_COLOR_CYAN} $@${ENV_COLOR_RESET}"

}

whiteOutput() {

echo -e "${ENV_COLOR_WHITE} $@${ENV_COLOR_RESET}"

}

printInfo() {

echo -e "${ENV_COLOR_B_GREEN}[INFO] $@${ENV_COLOR_RESET}"

}

printWarn() {

echo -e "${ENV_COLOR_B_YELLOW}[WARN] $@${ENV_COLOR_RESET}"

}

printError() {

echo -e "${ENV_COLOR_B_RED}[ERROR] $@${ENV_COLOR_RESET}"

}

callAndLog () {

$*

if [[ $? -eq ${ENV_SUCCEED} ]]; then

printInfo "$@"

return ${ENV_SUCCEED}

else

printError "$@ EXECUTE FAILED"

return ${ENV_FAILED}

fi

}

# ------------------------------------------------------------------------------ main

ENV_NEXUS_VERSION=${ENV_NEXUS_VERSION:-3.13.0-01}

ENV_NEXUS_DIR=${ENV_NEXUS_DIR:-/opt/maven}

printInfo ">>>> install nexus begin."

mkdir -p ${ENV_NEXUS_DIR}

printInfo "download nexus"

#由于国内网络问题，有可能下载失败

curl -o ${ENV_NEXUS_DIR}/nexus-unix.tar.gz https://sonatype-download.global.ssl.fastly.net/repository/repositoryManager/3/nexus-${ENV_NEXUS_VERSION}-unix.tar.gz

if [[ "$?" != ${ENV_SUCCEED} ]]; then

printError "<<<< download nexus-${ENV_NEXUS_VERSION}-unix.tar.gz failed"

return ${ENV_FAILED}

fi

tar -zxf nexus-unix.tar.gz

printInfo ">>>> setting systemd."

#通过设置 systemd，是的 nexus 注册为服务，开机自启动

touch /lib/systemd/system/nexus.service

cat >> /lib/systemd/system/nexus.service << EOF

[Unit]

Description=nexus

After=network.target

[Service]

Type=forking

LimitNOFILE=65536 #警告处理

Environment=RUN_AS_USER=root

ExecStart=${ENV_NEXUS_DIR}/nexus-${ENV_NEXUS_VERSION}/bin/nexus start

ExecReload=${ENV_NEXUS_DIR}/nexus-${ENV_NEXUS_VERSION}/bin/nexus restart

ExecStop=${ENV_NEXUS_DIR}/nexus-${ENV_NEXUS_VERSION}/bin/nexus stop

Restart=on-failure

PrivateTmp=true

[Install]

WantedBy=multi-user.target

EOF

systemctl enable nexus

systemctl start nexus

printInfo ">>>> setting firewalld."

firewall-cmd --zone=public --add-port=8081/tcp --permanent

firewall-cmd --reload

# 如果防火墻使用的是 iptables，使用如下配置：

#iptables -I INPUT -p tcp -m tcp --dport 8081 -j ACCEPT

#/etc/rc.d/init.d/iptables save

#service iptables restart

printInfo "<<<<<<<< install nexus success."