• ELK部署方法


    最近经理开会说公司要安装ELK日志管理让我们搭建ELK,下面是我搭建步骤和流程,用三台机测试机器搭建的。

    软件包我都 给你们放/usr/local/src/elk目录下
    安装目录都放在/usr/local/下
    数据都放在/data0/elk/目录下
    日志都放在/data0/logs/elk目录下

    一,安装Elasticsearch
    1,安装JAVA环境
    (1)下载jdk:
    http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html
    (2)查看系统是否安装低版本
    java -version
    #如果低于8请卸载
    yum remove  -y java
    yum groupremove -y java
    (3)rpm安装jdk
    rpm -ivh jdk-8u161-linux-x64.rpm
    echo "JAVA_HOME=/usr/java/jdk1.8.0_161
    JRE_HOME=/usr/java/jdkjdk1.8.0_161/jre
    PATH=${PATH}:${JAVA_HOME}/bin:${JRE_HOME}/bin
    CLASSPATH=:${JAVA_HOME}/lib/dt.jar:${JAVA_HOME}/lib/tools.jar:${JRE_HOME}/lib
    export JAVA_HOME JRE_HOME PATH CLASSPATH" >> /etc/profile.d/java.sh
    source  /etc/profile.d/java.sh
    2,安装ELasticsearch
    (1)安装elasticsearch:
    cd /usr/local/src
    wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.2.3.tar.gz
    wget https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-6.2.3.tar.gz.sha512
    #shasum -a 512 -c elasticsearch-6.2.3.tar.gz.sha512
    sha512sum -c elasticsearch-6.2.3.tar.gz.sha512
    tar -xzf elasticsearch-6.2.3.tar.gz
    mv elasticsearch-6.2.3 /usr/local/
    注意:Centos6不支持SecComp,而ES6默认bootstrap.system_call_filter为true,需要禁用。
    禁用方法:在elasticsearch.yml中配置bootstrap.system_call_filter为false,注意要在Memory下面:
    取消bootstrap.memory_lock的注释,添加bootstrap.system_call_filter 配置
    bootstrap.memory_lock: false  
    bootstrap.system_call_filter: false 
    (2)配置优化elasticsrach
    1)#jvm启动参数优化:/usr/local/elasticsearch-6.2.3/config/jvm.options
    -Xms1g
    -Xmx1g
    #初始和最大最好一致,避免GC
    #Xms代表总的堆空间的初始大小
    #Xmx表示总的堆空间的最大大小
    2)elasticsearch配置文件/usr/local/elasticsearch-6.2.3/config/elasticsearch.yml
    #集群名称
    cluster.name: sinashow-elk
    #节点名称
    node.name: sinashow-elk-192-168-9-176
    #锁定内存
    bootstrap.memory_lock: true
    #通信绑定地址和http端口
    network.host: 192.168.9.176
    http.port: 9200
    #数据和日志存放目录
    logs: /data0/es
    data: /data0/es
    discovery.zen.ping.unicast.hosts: ["192.168.9.176"]
    #增加参数,使head插件可以访问es
    http.cors.enabled: true  
    http.cors.allow-origin: "*"
    3)系统设置更改:
    echo "es               soft    nofile          65536 
    es               hard    nofile          131072
    es               soft    memlock         unlimited
    es               hard    memlock         unlimited
    es               soft    nproc           4096
    es               hard    nproc           4096"  >> /etc/security/limits.conf
    sysctl -w vm.max_map_count=262144
    echo "vm.max_map_count=262144" >> /etc/sysctl.conf
    #查看 GET _nodes/stats/process?filter_path=**.max_file_descriptors
    禁用swap分区:
    swapoff -a
    更改/etc/fstab
    #查看GET _nodes?filter_path=**.mlockall
    (3)安装head插件
    1)安装node
    cd /usr/local/src/elk
    wget https://npm.taobao.org/mirrors/node/latest-v4.x/node-v4.4.7-linux-x64.tar.gz
    tar -zxvf node-v4.4.7-linux-x64.tar.gz
    #配置环境变量
    # vim /etc/profile.d/node.sh
    export NODE_HOME=/usr/local/src/elk/node-v4.4.7-linux-x64
    export PATH=${PATH}:${NODE_HOME}/bin
    export NODE_PATH=${NODE_HOME}/lib/node_modules
    #加载环境变量
    source /etc/profile.d/node.sh
    2)安装grunt
    npm install -g cnpm --registry=https://registry.npm.taobao.org
    npm install -g grunt
    npm install -g grunt-cli --registry=https://registry.npm.taobao.org --no-proxy
    node -v
    npm -v
    grunt -version
    3)下载head插件
    wget  https://github.com/mobz/elasticsearch-head/archive/master.zip
    unzip master.zip
    npm install
    #npm install -g cnpm --registry=https://registry.npm.taobao.org
    #cnpm install
    4)修改Gruntfile.js
    connect: {
                server: {
                        options: {
                                port: 9100,
                                base: '.',
                                keepalive: true,
                                hostname: '*'
    5)修改连接地址_site/app.js
    this.base_uri = this.config.base_uri || this.prefs.get("app-base_uri") || "http://192.168.9.176:9200";
    (4)启Elasticsearch并测试
    groupadd es
    useradd es -g es
    passwd es
    chown -R es.es /usr/lcoal/elasticsearch-6.2.3
    mkdir -p /data0/es
    chown -R es.es /usr/local/elasticsearch-6.2.3/
    chown -R es.es /data0/es/
    su es
    cd /usr/lcoal/elasticsearch-6.2.3
    ./bin/elasticsearch
    # curl -i "http://localhost:9200/"
    HTTP/1.1 200 OK
    content-type: application/json; charset=UTF-8
    content-length: 435
    {
      "name" : "fS0IUJs",
      "cluster_name" : "elasticsearch",
      "cluster_uuid" : "NmnxM5hkSVKFDId9-pC-CA",
      "version" : {
        "number" : "6.2.2",
        "build_hash" : "10b1edd",
        "build_date" : "2018-02-16T19:01:30.685723Z",
        "build_snapshot" : false,
        "lucene_version" : "7.2.1",
        "minimum_wire_compatibility_version" : "5.6.0",
        "minimum_index_compatibility_version" : "5.0.0"
      },
      "tagline" : "You Know, for Search"
    }
    (5)启动head插件
    /usr/local/src/elk/elasticsearch-head-master
    nohup grunt server >/dev/null 2>&1 &
    二,安装kibana环境
    1,下载安装kibana
    wget https://artifacts.elastic.co/downloads/kibana/kibana-6.2.3-linux-x86_64.tar.gz
    sha1sum kibana-6.2.3-linux-x86_64.tar.gz
    tar -xzf kibana-6.2.3-linux-x86_64.tar.gz
    cd kibana-6.2.3-linux-x86_64/
    2,配置kibana  /usr/local/kibana-6.2.3-linux-x86_64/config/kibana.yml
    #监听端口
    server.port: 5601
    #监听地址
    server.host: "192.168.9.176"
    #服务名称
    server.name: "sinashow-kibana"
    #连接Elasticsearch地址
    elasticsearch.url: "http://192.168.9.176:9200"
    #超时时间
    elasticsearch.pingTimeout: 5000
    elasticsearch.requestTimeout: 60000
    3,启动
    cd /usr/local/kibana-6.2.3-linux-x86_64
    nohup ./bin/kibana >dev/null 2>&1 &
    4,测试
     curl -I "http://192.168.9.176:5601"
    三,kibana和head插件配置nginx代理访问控制
    1,nginx环境安装
    (1)安装pcre-devel,Nginx支持HTTP Rewrite
    yum -y install gcc gcc-c++ autoconf automake zlib zlib-devel 
    pcre pcre-devel openssl bzip2-devel libxml2 libxml2-devel curl-devel 
    libjpeg libjpeg-devel libpng libpng-devel openssl-devel libevent libevent-devel
    (2)安装Nginx
    # 首先添加用户nginx,实现以之运行nginx服务进程:
    groupadd -r nginx
    useradd -r -g nginx -s /sbin/nologin nginx
    # 接着开始编译和安装:
     wget http://nginx.org/download/nginx-1.12.2.tar.gz
    tar xf nginx-1.12.2.tar.gz
    cd nginx-1.12.2
    ./configure 
      --prefix=/usr/local/nginx 
      --user=nginx 
      --group=nginx 
      --with-http_ssl_module 
      --with-http_flv_module 
      --with-file-aio 
      --with-http_stub_status_module 
      --with-http_gzip_static_module 
      --with-pcre 
      --with-stream 
      --with-http_mp4_module
    make && make install
    (3)Nginx日志切割
    0 0 * * * cd /data0/logs/ && /bin/sh cut_nginx_log.sh >/dev/null 2>&1
    # mkdir -p /data0/logs/nginx
    # cat /data0/logs/cut_nginx_log.sh
    #!/bin/bash
    logs_path="/data0/logs/nginx"
    YDATE=`date  +"%Y"`
    MDATE=`date  +"%m"`
    DDATE=`date -d"1 day ago" +"%d"`
    HDATE=`date  +"%H"`
    mkdir -p ${logs_path}/${YDATE}/${MDATE}/${DDATE}/
    yesterday=`date -d "yesterday" +"%Y%m%d"`
    for logname in `find ${logs_path} -maxdepth 1 -name "*.log"`
    do
        domain=`echo $logname | sed "s#/data0/logs/nginx/##"`
        mv ${logs_path}/$domain
    ${logs_path}/${YDATE}/${MDATE}/${DDATE}/$domain\_${yesterday}.log
    done
    /usr/local/nginx/sbin/nginx -s reload
    find ${logs_path} -name  "*.log" -mtime +15 -exec rm -fr    {}   ;
    2,Kibana配置nginx代理访问控制:
    (1)nginx主配置文件
    # cat /usr/local/nginx/conf/nginx.conf
    user  nginx;
    worker_processes  8;
    worker_rlimit_nofile 102400;
    error_log  /data0/logs/nginx/error.log  notice;
    pid        /data0/logs/nginx/nginx.pid;
    events {
        use epoll;
        worker_connections  65535;
    }
    http {
        include       mime.types;
        default_type  application/octet-stream;
        log_format  nginx_log  '$remote_addr - $remote_user [$time_local] "$request" '
                          '$status $body_bytes_sent "$http_referer" '
                          '"$http_user_agent" "$http_x_forwarded_for"';
        client_max_body_size 50m;
        client_body_buffer_size   256k;
        client_header_timeout 120s;
        client_body_timeout 120s;
        send_timeout 1m;
      
        sendfile        on;
        keepalive_timeout  120;
        proxy_ignore_client_abort on;
        proxy_connect_timeout 600;
        proxy_read_timeout 600;
        proxy_send_timeout 600;
        proxy_buffer_size 32k;
        proxy_buffers 8 128k;
        proxy_busy_buffers_size 128k;
        proxy_temp_file_write_size 512k;
       
        gzip  on;
        server {
            listen 80 default_server;
            server_name _;
            return 404;
        }
    include vhosts/*.conf;
    }
    (2)/usr/local/nginx/conf/vhosts/es-head.sinashow.com.conf
    upstream es-head.sinashow.com {
            #server 127.0.0.1:9200 max_fails=3 fail_timeout=1000s;
            server 192.168.9.176:9100 max_fails=3 fail_timeout=1000s;
            ip_hash;
    }
    server {
            listen 80;
            server_name es-head.sinashow.com;
            location / {
                    root html;
                    index index.html index.htm;
                    proxy_pass http://es-head.sinashow.com;
                    allow 111.198.228.124;
                    deny all;
                    auth_basic           "closed site";
                    auth_basic_user_file /usr/local/nginx/conf/.htpasswd;
                    proxy_set_header  X-Real-IP        $remote_addr;
                    proxy_set_header  Host             $host;
                    proxy_set_header  X-Forwarded-For  $proxy_add_x_forwarded_for;
                    client_max_body_size 512k;
                    access_log  /data0/logs/nginx/es-head.sinashow.com.log nginx_log;
            }
    }
    (3)/usr/local/nginx/conf/vhosts/es-kibana.sinashow.com.conf
    upstream es-kibana.sinashow.com {
            #server 127.0.0.1:9200 max_fails=3 fail_timeout=1000s;
            server 192.168.9.176:5601 max_fails=3 fail_timeout=1000s;
            ip_hash;
    }
    server {
            listen 80;
            server_name es-kibana.sinashow.com;
            location / {
                    root html;
                    index index.html index.htm;
                    proxy_pass http://es-kibana.sinashow.com;
                    allow 111.198.228.124;
                    deny all;
                    auth_basic           "closed site";
                    auth_basic_user_file /usr/local/nginx/conf/.htpasswd;
                    proxy_set_header  X-Real-IP        $remote_addr;
                    proxy_set_header  Host             $host;
                    proxy_set_header  X-Forwarded-For  $proxy_add_x_forwarded_for;
                    client_max_body_size 512k;
                    access_log  /data0/logs/nginx/es-kibana.sinashow.com.log nginx_log;
            }
    }
    (4)创建nginx访问控制账号
    yum install -y httpd
    htpasswd -c /usr/local/nginx/conf/.htpasswd esuser
    3,启动nginx并测试
    #检测
     /usr/local/nginx/sbin/nginx  -t
    #启动
     /usr/local/nginx/sbin/nginx 
    #停止
     /usr/local/nginx/sbin/nginx  -s stop
    #重载
     /usr/local/nginx/sbin/nginx  -s reload
    测试:
    http:// es-kibana.sinashow.com
    http:// es-head.sinashow.com
    四,安装Logstash环境
    1,安装logstash
    wget https://artifacts.elastic.co/downloads/logstash/logstash-6.2.3.tar.gz
    tar xf logstash-6.2.3.tar.gz
    cd logstash-6.2.3
     ./bin/logstash -e 'input { stdin { } } output { stdout {} }'
    2,配置logstash  /usr/local/logstash-6.2.3/config/logstash.yml
    input {
      beats {
        port => 5044
      }
    }
    output {
      elasticsearch {
          hosts => "192.168.9.176:9200"
              manage_template => false
                  index => "%{[@metadata][beat]}-%{[@metadata][version]}-%{+YYYY.MM.dd}"
                      document_type => "%{[@metadata][type]}"
      }
    }
    3,启动logstash
    cd /usr/local/logstash-6.2.3/
    五,安装Filebeat环境
    1,rpm包安装
    curl -O https://artifacts.elastic.co/downloads/beats/filebeat/filebeat-6.2.3-x86_64.rpm
    rpm -vi filebeat-6.2.3-x86_64.rpm
    2,配置filebeat /etc/filebeat/filebeat.yml
    filebeat.prospectors:
    - type: log
      enabled: true
      paths:
        - /var/log/*.log
    output.logstash:
      hosts: ["192.168.9.176:5044"]
    3,启动filebeat
    systemctl start filebeat.service

    总结:

    集群配置 需要修改

    cluster.name 、node.name 、network.host: 0.0.0.0【此处默认localhost】、http.port: 9200

    只要集群名相同,且机器处于同一局域网同一网段,es会自动去发现其他的节点

    注意:elasticsearch.yml中设置项中冒号右边要加一个空格

    小伙伴们在搭建的时候会遇到很多错误,例如修改需要系统参数,还有bootstrap checks faild错误 

    解决办法=>

    在配置文件里面添加()下面两行代码:

    bootstrap.memory_lock: false  
    bootstrap.system_call_filter: false 

    报错:max number of threads [1024] for user [lish] likely too low, increase to at least [2048]
    
    解决:切换到root用户,进入limits.d目录下修改配置文件。
    vi /etc/security/limits.d/90-nproc.conf

    max virtual memory areas vm.max_map_count [65530] likely too low, increase to at least [262144]
    
    解决:切换到root用户修改配置sysctl.conf
    
    vi /etc/sysctl.conf 
    添加下面配置:
    vm.max_map_count=655360
    并执行命令:
    sysctl -p

    好了就总结这些了
     
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  • 原文地址:https://www.cnblogs.com/394510636-ff/p/8836240.html
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