目錄
- Nginx 監(jiān)控模塊(vts模塊)
- 1、上傳nginx-module-vts-master軟件包并解壓
- 2、安裝Nginx依賴環(huán)境
- 3、優(yōu)化路徑及編譯安裝nginx
- 4、備份nginx的備份文件
- 5、修改nginx的配置文件
- 6、監(jiān)控模塊各字段信
- 7、一鍵安裝vts監(jiān)控模塊
- 總結(jié)
Nginx 監(jiān)控模塊(vts模塊)
監(jiān)控Nginx主要用到以下三個(gè)模塊:
1、nginx-module-vts:Nginx virtual host traffic status module,Nginx的監(jiān)控模塊,能夠提供JSON格式的數(shù)據(jù)產(chǎn)出。
2、nginx-vts-exporter:Simple server that scrapes Nginx vts stats and exports them via HTTP for Prometheus consumption。主要用于收集Nginx的監(jiān)控?cái)?shù)據(jù),并給Prometheus提供監(jiān)控接口,默認(rèn)端口號(hào)9913。
3、Prometheus:監(jiān)控Nginx-vts-exporter提供的Nginx數(shù)據(jù),并存儲(chǔ)在時(shí)序數(shù)據(jù)庫(kù)中,可以使用PromQL對(duì)時(shí)序數(shù)據(jù)進(jìn)行查詢和聚合。
1、上傳nginx-module-vts-master軟件包并解壓
unzip nginx-module-vts-master.zip 解壓
2、安裝Nginx依賴環(huán)境
yum -y install gcc gcc-c++ pcre pcre-devel zlib zlib-devel openssl openssl-devel
3、優(yōu)化路徑及編譯安裝nginx
make && make install
優(yōu)化管理
ln -s /usr/local/nginx/sbin/nginx /usr/local/sbin
檢查開(kāi)啟的模塊
nginx -v? 檢查 nginx版本 nginx -V
watch -n 1 nginx 觀察nginx狀態(tài)
4、備份nginx的備份文件
5、修改nginx的配置文件
systemctl stop firewalld
systemctl disable firewalld
setenforce 0
進(jìn)去后再http{ } 中添加如下內(nèi)容
vhost_traffic_status_zone;?? ??? ??? ?#流量狀態(tài)監(jiān)控? log_format main '{ "@timestamp": "$time_local", ' '"@fields": { ' '"uri":"$request_uri",' '"url":"$uri",' '"upstream_addr":"$upstream_addr",' '"remote_addr": "$remote_addr", ' '"remote_user": "$remote_user", ' '"body_bytes_sent": "$body_bytes_sent", ' '"host":"$host",' '"server_addr":"$server_addr",' '"request_time": "$request_time", ' '"request_time":"$request_time",' '"status":"$status",' '"request": "$request", ' '"request_method": "$request_method", ' '"size":$body_bytes_sent,' '"upstream_time":"$upstream_response_time"' '"http_referrer": "$http_referer", ' '"body_bytes_sent":"$body_bytes_sent", ' '"http_x_forwarded_for": "$http_x_forwarded_for", ' '"http_user_agent": "$http_user_agent" } }';
在server中80端口添加
location /status {<!--{C}%3C!%2D%2D%20%2D%2D%3E--> vhost_traffic_status_display; vhost_traffic_status_display_format html; }
在虛擬機(jī)中測(cè)試 192.168.100.10/status
6、監(jiān)控模塊各字段信
監(jiān)控列表各項(xiàng)信息
Server main 主服務(wù)器
**Host:**主機(jī)名
**Version:**版本號(hào)
**Uptime:**服務(wù)器運(yùn)行時(shí)間
Connections active:當(dāng)前客戶端的連接數(shù) reading:讀取客戶端連接的總數(shù) writing:寫(xiě)入客戶端連接的總數(shù)
Requsts accepted:接收客戶端的連接總數(shù) handled:已處理客戶端的連接總數(shù) Total:請(qǐng)求總數(shù) Req/s:每秒請(qǐng)求的數(shù)量
Shared memory:共享內(nèi)存 name:配置中指定的共享內(nèi)存名稱 maxSize:配置中指定的共享內(nèi)存的最大限制 usedSize:共享內(nèi)存的當(dāng)前大小 usedNode:共享內(nèi)存中當(dāng)前使用的節(jié)點(diǎn)數(shù)
Server zones 服務(wù)器區(qū)域
zone:當(dāng)前區(qū)域
Requests Total:請(qǐng)求總數(shù) Req/s:每秒請(qǐng)求數(shù) time:時(shí)間
Responses:狀態(tài)碼數(shù)量 1xx、2xx、3xx、4xx、5xx:表示響應(yīng)不同狀態(tài)碼數(shù)量 Total:響應(yīng)狀態(tài)碼的總數(shù)
Traffic表示流量 Sent:發(fā)送的流量 Rcvd:接收的流量 Sent/s:每秒發(fā)送的流量 Rcvd/s:每秒接收的流量
Cache表示緩存 Miss:未命中的緩存數(shù) Bypass:避開(kāi)的緩存數(shù) Expirde:過(guò)期的緩存數(shù) Stale:生效的緩存數(shù) Updating:緩存更新的次數(shù) Revalidated:重新驗(yàn)證的緩存書(shū) Hit:緩存命中數(shù) Scarce:未達(dá)緩存要求的請(qǐng)求次數(shù)Total:總數(shù)
7、一鍵安裝vts監(jiān)控模塊
#!/bin/bash echo "提前準(zhǔn)備好安裝包如:nginx-1.15.9.tar.gz? nginx-module-vts-master.zip" ##關(guān)閉防火墻及核心防護(hù) systemctl stop firewalld systemctl disable firewalld setenforce 0 #刪除原有的nginx rm -rf /var/run/yum.pid ##安裝依賴包 yum -y install gcc gcc-c++ pcre-devel zlib-devel make pcre zlib?openssl openssl-devel #解包 tar zxvf nginx-1.15.9.tar.gz unzip nginx-module-vts-master.zip #創(chuàng)建運(yùn)行用戶、組 useradd -M -s /sbin/nologin nginx? ##編譯 cd /opt/nginx-1.15.9/ ./configure \ --prefix=/usr/local/nginx \ --user=nginx \ --group=nginx \ --add-module=/usr/local/nginx-module-vts-master/? #vts模塊 #--with-http_stub_status_module? 統(tǒng)計(jì)模塊 #安裝? make && make install #優(yōu)化路徑 ln -s /usr/local/nginx/sbin/* /usr/local/sbin/ #查看nginx安裝信息 nginx -V #把nginx的加入到systemctl管理中 cat<<EOF >/usr/lib/systemd/system/nginx.service [Unit]?? ? Description=nginx?? ??? ??? ??? ??? ??? ??? ? After=network.target?? ??? ??? ??? ??? ??? ? [Service] Type=forking?? ??? ??? ??? ??? ??? ??? ??? ? PIDFile =/usr/local/nginx/logs/nginx.pid?? ? ExecStart=/usr/local/nginx/sbin/nginx?? ??? ? ExecrReload=/bin/kill -s HUP $MAINPID?? ??? ? ExecrStop=/bin/kill -s QUIT $MAINPID?? ??? ? PrivateTmp=true [Install] WantedBy=multi-user.target EOF #給權(quán)限 chmod 754 /lib/systemd/system/nginx.service #備份nginx配置文件? cp /usr/local/nginx/conf/nginx.conf /usr/local/nginx/conf/nginx.conf.bak #修改nginx的配置文件 sed -i "21i vhost_traffic_status_zone; #流量狀態(tài)監(jiān)控" /usr/local/nginx/conf/nginx.conf sed -i "/#log_format ?main/i log_format main '{ "@timestamp": "$time_local", ' '"@fields": { ' '"uri":"$request_uri",' '"url":"$uri",' '"upstream_addr":"$upstream_addr",' '"remote_addr": "$remote_addr", ' '"remote_user": "$remote_user", ' '"body_bytes_sent": "$body_bytes_sent", ' '"host":"$host",' '"server_addr":"$server_addr",' '"request_time": "$request_time", ' '"request_time":"$request_time",' '"status":"$status",' '"request": "$request", ' '"request_method": "$request_method", ' '"size":$body_bytes_sent,' '"upstream_time":"$upstream_response_time"' '"http_referrer": "$http_referer", ' '"body_bytes_sent":"$body_bytes_sent", ' '"http_x_forwarded_for": "$http_x_forwarded_for", ' '"http_user_agent": "$http_user_agent" } }';" /usr/local/nginx/conf/nginx.conf sed -i "/server_name ?localhost;/a location /status { ????????????vhost_traffic_status_display; ????????????vhost_traffic_status_display_format html; ????????}" /usr/local/nginx/conf/nginx.conf #重啟nginx systemctl restart nginx &> /dev/null #測(cè)試 ? 本機(jī)ip/status