1 [yun@mini04 config]$ pwd 2 /app/logstash/config 3 [yun@mini04 config]$ cat file.conf 4 input{ 5 file{ 6 path => ["/var/log/messages", "/var/log/secure"] 7 type => "system-log" 8 start_position => "beginning" 9 } 10 } 11 12 13 filter{ 14 } 15 16 output{ 17 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 18 elasticsearch { 19 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 20 index => "system-log-%{+YYYY.MM}" 21 } 22 } 23 24 ################################################## 25 [root@mini04 ~]# /app/logstash/bin/logstash -f /app/logstash/config/file.conf # 启动 此处须要root用户启动才行,不然没有权限 26 …………
为了方便,我把logstatsh部署到了mini03上html
本节做用:收集java日志【日志收集得有些缺陷,不方便查看,须要改进配置】java
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat file2.conf 4 input{ 5 file{ 6 path => ["/var/log/messages", "/var/log/secure"] 7 type => "system-log" 8 start_position => "beginning" 9 } 10 11 file{ 12 path => ["/app/es-data/logs/zhang-es.log"] 13 type => "es-log" 14 start_position => "beginning" 15 } 16 } 17 18 19 filter{ 20 } 21 22 output{ 23 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 24 if [type=] == "system-log" { 25 elasticsearch { 26 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 27 index => "system-log-%{+YYYY.MM}" 28 } 29 } 30 31 if [type] == "es-log" { 32 elasticsearch { 33 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 34 index => "es-log-%{+YYYY.MM}" 35 } 36 } 37 } 38 39 ################################## 40 [root@mini04 ~]# /app/logstash/bin/logstash -f /app/logstash/config/file2.conf # 启动 此处须要root用户启动才行,不然没有权限 41 …………
浏览器访问node
1 http://mini01:9100/ # head访问
1 http://mini01:5601 # kibana 访问
缺点:python
java应用的日志有报错等,这样直接收集那么不方便查看看linux
多行合并,以 [ 开头做为匹配ios
1 # 配置文件 2 [yun@mini03 config]$ pwd 3 /app/logstash/config 4 [yun@mini03 config]$ cat codec_test.conf 5 # 输入配置说明: 6 # pattern => "^\[" 匹配 [ 开头的行; 7 # negate => "true" 表示若是不能匹配则放在一块儿; 8 # what => "previous" 若是是"previous"表示,任何不以 [ 开头的行都应该与前面的行合并。 9 # 若是为"next" 表示, 任何以 [ 结尾的行都应该与如下行合并。 10 input{ 11 stdin{ 12 codec => multiline { 13 pattern => "^\[" 14 negate => "true" 15 what => "previous" 16 } 17 } 18 } 19 20 filter{ 21 } 22 23 output{ 24 stdout{ 25 codec => rubydebug 26 } 27 } 28 # 执行 29 [yun@mini03 config]$ /app/logstash/bin/logstash -f /app/logstash/config/codec_test.conf # 执行 30 ……………… 31 1111 32 222 33 333 34 [444 35 { 36 "host" => "mini03", 37 "message" => "1111\n222\n333", 38 "@version" => "1", 39 "tags" => [ 40 [0] "multiline" 41 ], 42 "@timestamp" => 2018-08-25T06:04:42.486Z 43 } 44 555 45 666 46 8888 47 [999 48 { 49 "host" => "mini03", 50 "message" => "[444\n555\n666\n8888", 51 "@version" => "1", 52 "tags" => [ 53 [0] "multiline" 54 ], 55 "@timestamp" => 2018-08-25T06:04:58.319Z 56 }
中止mini03上的logstash程序nginx
插件经过在一个名为sincedb的单独文件并记录每一个文件中当前的位置来跟踪当前位置。这样就能够中止并从新启动Logstash,并让它在结束的地方继续运行,而不会遗漏在log出来时添加到文件中的行。redis
1 # 查找标记文件 2 [yun@mini03 logstash]$ pwd 3 /app/logstash 4 [yun@mini03 logstash]$ find . -type f | grep 'sincedb' 5 ./data/plugins/inputs/file/.sincedb_1fb922e15ccea4ac0d028d33639ba3ea 6 ./data/plugins/inputs/file/.sincedb_56a0ba191c6aa2202fcdc058933e33b0 7 ##### mini03 es的日志信息 8 [yun@mini03 logs]$ pwd 9 /app/es-data/logs 10 [yun@mini03 logs]$ ll -i zhang-es.log 11 33588216 -rw-rw-r-- 1 yun yun 19888 Aug 25 14:24 zhang-es.log # 第一列为es的inode信息 12 ##### logstash sincedb 的文件信息 13 [yun@mini03 file]$ pwd 14 /app/logstash/data/plugins/inputs/file 15 [yun@mini03 file]$ ll -a 16 total 8 17 drwxr-xr-x 2 yun yun 104 Aug 24 00:02 . 18 drwxr-xr-x 3 yun yun 18 Aug 23 23:37 .. 19 -rw-r--r-- 1 yun yun 45 Aug 24 00:02 .sincedb_1fb922e15ccea4ac0d028d33639ba3ea 20 -rw-r--r-- 1 yun yun 23 Aug 24 00:02 .sincedb_56a0ba191c6aa2202fcdc058933e33b0 21 [yun@mini03 file]$ cat .sincedb_56a0ba191c6aa2202fcdc058933e33b0 22 33588216 0 2051 153392 23 [yun@mini03 file]$ rm -f .sincedb_56a0ba191c6aa2202fcdc058933e33b0 # 删除es的sincedb文件
说明:其中 33588216为对应es日志的inode信息,因此删除 .sincedb_56a0ba191c6aa2202fcdc058933e33b0 文件,那么再次采集es日志时,就会重新开始采集sql
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat codec.conf 4 input{ 5 file{ 6 path => ["/var/log/messages", "/var/log/secure"] 7 type => "system-log" 8 start_position => "beginning" 9 } 10 11 file{ 12 path => ["/app/es-data/logs/zhang-es.log"] 13 type => "es-log" 14 start_position => "beginning" 15 codec => multiline { 16 pattern => "^\[" 17 negate => "true" 18 what => "previous" 19 } 20 } 21 } 22 23 filter{ 24 } 25 26 output{ 27 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 28 if [type=] == "system-log" { 29 elasticsearch { 30 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 31 index => "system-log-%{+YYYY.MM}" 32 } 33 } 34 35 if [type] == "es-log" { 36 elasticsearch { 37 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 38 index => "es-log-%{+YYYY.MM}" 39 } 40 } 41 } 42 43 #### 使用root权限启动,由于该配置中有 "/var/log/messages", "/var/log/secure" 日志收集 44 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/codec.conf &
经过kibana查询,得知这次收集的日志确实符合咱们的浏览习惯。mongodb
须要将Nginx的访问日志改成json格式
在mini03 yum安装Nginx
[root@mini03 ~]# vim /etc/nginx/nginx.conf # For more information on configuration, see: # * Official English Documentation: http://nginx.org/en/docs/ # * Official Russian Documentation: http://nginx.org/ru/docs/ user nginx; worker_processes auto; error_log /var/log/nginx/error.log; pid /run/nginx.pid; # Load dynamic modules. See /usr/share/nginx/README.dynamic. include /usr/share/nginx/modules/*.conf; events { worker_connections 1024; } http { log_format main '$remote_addr - $remote_user [$time_local] "$request" ' '$status $body_bytes_sent "$http_referer" ' '"$http_user_agent" "$http_x_forwarded_for"'; # 新增配置,上面的配置没有被引用,因此能够无论 # 切记:不要换行★★★★★ log_format access_log_json '{"user_ip":"$http_x_real_ip","lan_ip":"$remote_addr","log_time":"$time_iso8601","user_req":"$request","http_code":"$status","body_bytes_sent":"$body_bytes_sent","req_time":"$request_time","user_ua":"$http_user_agent"}'; # access_log /var/log/nginx/access.log main; # 注释 access_log /var/log/nginx/access_log_json.log access_log_json; # 新增
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat codec_json.conf 4 input{ 5 6 file{ 7 path => ["/var/log/nginx/access_log_json.log"] 8 type => "nginx-access-log" 9 codec => json 10 } 11 } 12 13 filter{ 14 } 15 16 output{ 17 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 18 elasticsearch { 19 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 20 index => "nginx-access-log-%{+YYYY.MM.dd}" 21 } 22 23 } 24 25 ##### 须要root权限,由于Nginx是yum安装的 访问日志在/var/log/nginx/access_log_json.log中 26 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/codec_json.conf &
访问方式以下:
1 http://mini03/32t23t23t/ee # 能够获得404状态码
1 # 须要安装软件 2 yum -y install httpd-tools 3 # 访问命令以下 4 ab -n10 -c 1 http://mini03/ 5 ab -n10 -c 1 http://mini03/aa/bbb/ccc # 为了获得404 状态码
经过head查看
经过kibana查看
要求:收集mini0一、mini0二、mini03的rsyslog日志
logstash配置
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat rsyslog_test.conf 4 input{ 5 syslog{ 6 type => "system-rsyslog" 7 port => 514 8 } 9 } 10 11 filter{ 12 } 13 14 output{ 15 stdout{ 16 codec => rubydebug 17 } 18 } 19 20 ##### 使用root用户,否则有权限限制 21 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/rsyslog_test.conf
mini0一、mini0二、mini03配置修改
1 [root@mini01 ~]# tail -n5 /etc/rsyslog.conf # mini0一、mini0二、mini03 2 # remote host is: name/ip:port, e.g. 192.168.0.1:514, port optional 3 #*.* @@remote-host:514 4 # 下面要添加的配置 5 *.* @@172.16.1.13:514 6 7 # ### end of the forwarding rule ### 8 [root@mini01 ~]# systemctl restart rsyslog.service # 重启rsyslog
在mini03的logstash上,可见有rsyslog刷过来。
其中mini0一、mini0二、mini03上的配置已经按上面修改,所以不用改变。
logstash配置
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat rsyslog.conf 4 input{ 5 syslog{ 6 type => "system-rsyslog" 7 port => 514 8 } 9 } 10 11 filter{ 12 } 13 14 output{ 15 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 16 elasticsearch { 17 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 18 index => "system-rsyslog-%{+YYYY.MM}" 19 } 20 21 } 22 23 ##### 使用root用户,否则有权限限制 24 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/rsyslog.conf &
经过head查看
经过kibana查看
此次只作测试,就不收集到ES了。
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat tcp_test.conf 4 input{ 5 tcp { 6 port => 12345 7 mode => "server" 8 type => "tcp_test" 9 } 10 } 11 12 filter{ 13 } 14 15 output{ 16 stdout{ 17 codec => rubydebug 18 } 19 } 20 21 ########################## 22 [yun@mini03 ~]$ /app/logstash/bin/logstash -f /app/logstash/config/tcp_test.conf # 能够使用普通用户
1 [yun@mini02 ~]$ echo "11111" | nc mini03 12345 2 [yun@mini02 ~]$ echo "testinfo" | nc mini03 12345 3 [yun@mini02 ~]$ nc mini03 12345 < /etc/resolv.conf 4 [yun@mini02 ~]$ echo "myinfo" > /dev/tcp/mini03/12345
在mini03上可见,命令行有logstash的信息输出
生产环境几乎不用
缘由:
一、grok是很是影响性能的
二、不灵活
最佳实践:作到分离,各司其职
1 logstash => redis/kafka => logstash/python => ES
1 [yun@mini03 patterns]$ pwd 2 /app/logstash/vendor/bundle/jruby/2.3.0/gems/logstash-patterns-core-4.1.2/patterns 3 [yun@mini03 patterns]$ ll 4 total 112 5 -rw-r--r-- 1 yun yun 1831 Jul 20 14:21 aws 6 -rw-r--r-- 1 yun yun 4831 Jul 20 14:21 bacula 7 -rw-r--r-- 1 yun yun 260 Jul 20 14:21 bind 8 -rw-r--r-- 1 yun yun 2154 Jul 20 14:21 bro 9 -rw-r--r-- 1 yun yun 879 Jul 20 14:21 exim 10 -rw-r--r-- 1 yun yun 10095 Jul 20 14:21 firewalls 11 -rw-r--r-- 1 yun yun 5338 Jul 20 14:21 grok-patterns 12 -rw-r--r-- 1 yun yun 3251 Jul 20 14:21 haproxy 13 -rw-r--r-- 1 yun yun 987 Jul 20 14:21 httpd 14 -rw-r--r-- 1 yun yun 1265 Jul 20 14:21 java 15 -rw-r--r-- 1 yun yun 1087 Jul 20 14:21 junos 16 -rw-r--r-- 1 yun yun 1037 Jul 20 14:21 linux-syslog 17 -rw-r--r-- 1 yun yun 74 Jul 20 14:21 maven 18 -rw-r--r-- 1 yun yun 49 Jul 20 14:21 mcollective 19 -rw-r--r-- 1 yun yun 190 Jul 20 14:21 mcollective-patterns 20 -rw-r--r-- 1 yun yun 614 Jul 20 14:21 mongodb 21 -rw-r--r-- 1 yun yun 9597 Jul 20 14:21 nagios 22 -rw-r--r-- 1 yun yun 142 Jul 20 14:21 postgresql 23 -rw-r--r-- 1 yun yun 845 Jul 20 14:21 rails 24 -rw-r--r-- 1 yun yun 224 Jul 20 14:21 redis 25 -rw-r--r-- 1 yun yun 188 Jul 20 14:21 ruby 26 -rw-r--r-- 1 yun yun 404 Jul 20 14:21 squid
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ 4 [yun@mini03 config]$ cat filter-grok_test.conf 5 input{ 6 stdin{} 7 } 8 9 filter{ 10 grok { 11 match => { "message" => "%{IP:client} %{WORD:method} %{URIPATHPARAM:request} %{NUMBER:bytes} %{NUMBER:duration}" } 12 } 13 } 14 15 output{ 16 stdout{ 17 codec => rubydebug 18 } 19 } 20 21 ####################################### 22 [yun@mini03 ~]$ /app/logstash/bin/logstash -f /app/logstash/config/filter-grok_test.conf # 使用普通用户 23 …………………… 24 # 输入以下一行字符串 25 55.3.244.1 GET /index.html 15824 0.043 26 { 27 "@version" => "1", 28 "host" => "mini03", 29 "bytes" => "15824", 30 "message" => "55.3.244.1 GET /index.html 15824 0.043", 31 "client" => "55.3.244.1", 32 "duration" => "0.043", 33 "request" => "/index.html", 34 "@timestamp" => 2018-08-28T13:53:40.910Z, 35 "method" => "GET" 36 }
[yun@mini03 config]$ pwd /app/logstash/config [yun@mini03 config]$ cat filter-grok_httpd-test.conf input{ file{ path => ["/var/log/httpd/access_log"] type => "httpd-access-log" start_position => "beginning" } } filter{ grok { match => { "message" => "%{HTTPD_COMBINEDLOG}" } } } output{ stdout{ codec => rubydebug } } ################# 使用root用户,涉及权限问题 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/filter-grok_httpd-test.conf …………………… # 可见httpd的日志被收集,而且被解析 { "path" => "/var/log/httpd/access_log", "referrer" => "\"http://mini03/\"", "host" => "mini03", "response" => "200", "message" => "10.0.0.1 - - [28/Aug/2018:22:35:31 +0800] \"GET /images/poweredby.png HTTP/1.1\" 200 3956 \"http://mini03/\" \"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36\"", "auth" => "-", "timestamp" => "28/Aug/2018:22:35:31 +0800", "bytes" => "3956", "clientip" => "10.0.0.1", "agent" => "\"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36\"", "@version" => "1", "@timestamp" => 2018-08-28T14:44:12.477Z, "httpversion" => "1.1", "type" => "httpd-access-log", "ident" => "-", "request" => "/images/poweredby.png", "verb" => "GET" } ………………
1 [yun@mini03 config]$ pwd 2 /app/logstash/config 3 [yun@mini03 config]$ cat filter-grok_httpd.conf 4 input{ 5 file{ 6 path => ["/var/log/httpd/access_log"] 7 type => "httpd-access-log" 8 start_position => "beginning" 9 } 10 } 11 12 filter{ 13 grok { 14 match => { "message" => "%{HTTPD_COMBINEDLOG}" } 15 } 16 } 17 18 output{ 19 # es有3台,随便指定一台便可 也能够是多台如 ["127.0.0.1:9200","127.0.0.2:9200"] 20 elasticsearch { 21 hosts => ["mini01:9200", "mini02:9200", "mini03:9200"] 22 index => "httpd-access-log-%{+YYYY.MM.dd}" 23 } 24 } 25 26 ########## 使用root用户,涉及权限 27 [root@mini03 ~]# /app/logstash/bin/logstash -f /app/logstash/config/filter-grok_httpd.conf 28 ………………
浏览器
1 # 能够经过谷歌、火狐、IE访问 2 http://mini03/ 3 http://mini03/indweg.html
Linux命令行访问
1 [yun@mini02 ~]$ ab -n40 -c 1 http://mini03/ 2 [yun@mini02 ~]$ ab -n40 -c 1 http://mini03/wet/bdhw/
head访问
kibana查看