no way to compare when less than two revisions

差異處

這裏顯示兩個版本的差異處。


—tech:librenms:centos7 [2021/06/14 16:01] (目前版本) – 建立 jonathan
行 1: 行 1:
 +===== CentOS7 安裝程序 =====
 +  - 安裝需要的套件 <cli>
 +yum install epel-release
 +rpm -Uvh https://mirror.webtatic.com/yum/el7/webtatic-release.rpm
 +yum install composer cronie fping git ImageMagick jwhois mariadb mariadb-server mtr python36 MySQL-python net-snmp net-snmp-utils nginx nmap php72w php72w-cli php72w-common php72w-curl php72w-fpm php72w-gd php72w-mbstring php72w-mysqlnd php72w-process php72w-snmp php72w-xml php72w-zip python-memcached rrdtool
 +</cli>
 +  - 建立 librenms 用戶<cli>
 +useradd librenms -d /opt/librenms -M -r
 +usermod -a -G librenms nginx
 +sync;sync;sync;reboot
 +</cli>
 +  - 下載 LibreNMS <cli>
 +cd /opt
 +composer create-project --no-dev --keep-vcs librenms/librenms librenms dev-master
 +</cli>
 +  - 出現異常與警告訊息, 重新開機後再執行<cli>
 +cd /opt/librenms
 +./scripts/composer_wrapper.php install --no-dev
 +</cli>
 +  - 建立 DB Server<cli>
 +systemctl start mariadb
 +mysql -u root
 +</cli>**password** 要依照自己需要設定<code sql>
 +CREATE DATABASE librenms CHARACTER SET utf8 COLLATE utf8_unicode_ci;
 +CREATE USER 'librenms'@'localhost' IDENTIFIED BY '**password**';
 +GRANT ALL PRIVILEGES ON librenms.* TO 'librenms'@'localhost';
 +FLUSH PRIVILEGES;
 +exit
 +</code><cli>
 +vi /etc/my.cnf
 +</cli><file>
 +[mysqld]
 +datadir=/var/lib/mysql
 +:
 +:
 +# instructions in http://fedoraproject.org/wiki/Systemd
 +innodb_file_per_table=1
 +sql-mode=""
 +lower_case_table_names=0
 +:
 +</file><cli>
 +systemctl enable mariadb
 +systemctl restart mariadb
 +</cli>
 +  - 建立 Web Server <cli>
 +vi /etc/php-fpm.d/www.conf
 +</cli><file>
 +:
 +;user = apache
 +user = nginx
 +; RPM: Keep a group allowed to write in log dir.
 +group = apache
 +
 +; The address on which to accept FastCGI requests.
 +; Valid syntaxes are:
 +;   'ip.add.re.ss:port'    - to listen on a TCP socket to a specific IPv4 address on
 +;                            a specific port;
 +;   '[ip:6:addr:ess]:port' - to listen on a TCP socket to a specific IPv6 address on
 +;                            a specific port;
 +;   'port'                 - to listen on a TCP socket to all addresses
 +;                            (IPv6 and IPv4-mapped) on a specific port;
 +;   '/path/to/unix/socket' - to listen on a unix socket.
 +; Note: This value is mandatory.
 +;listen = 127.0.0.1:9000
 +listen = /var/run/php-fpm/php7.2-fpm.sock
 +
 +; Set listen(2) backlog.
 +; Default Value: 511 (-1 on FreeBSD and OpenBSD)
 +;listen.backlog = 511
 +
 +; Set permissions for unix socket, if one is used. In Linux, read/write
 +; permissions must be set in order to allow connections from a web server. Many
 +; BSD-derived systems allow connections regardless of permissions.
 +; Default Values: user and group are set as the running user
 +;                 mode is set to 0660
 +;listen.owner = nobody
 +;listen.group = nobody
 +;listen.mode = 0660
 +listen.owner = nginx
 +listen.group = nginx
 +listen.mode = 0660
 +
 +; When POSIX Access Control Lists are supported you can set them using
 +; these options, value is a comma separated list of user/group names.
 +:
 +</file><cli>
 +systemctl enable php-fpm
 +systemctl restart php-fpm
 +</cli>
 +  - 設定 nginx <cli>
 +vi /etc/nginx/conf.d/librenms.conf
 +</cli><file>
 +server {
 + listen      80;
 + server_name librenms.example.com;
 + root        /opt/librenms/html;
 + index       index.php;
 +
 + charset utf-8;
 + gzip on;
 + gzip_types text/css application/javascript text/javascript application/x-javascript image/svg+xml text/plain text/xsd text/xsl text/xml image/x-icon;
 + location / {
 +  try_files $uri $uri/ /index.php?$query_string;
 + }
 + location /api/v0 {
 +  try_files $uri $uri/ /api_v0.php?$query_string;
 + }
 + location ~ \.php {
 +  include fastcgi.conf;
 +  fastcgi_split_path_info ^(.+\.php)(/.+)$;
 +  fastcgi_pass unix:/var/run/php-fpm/php7.2-fpm.sock;
 + }
 + location ~ /\.ht {
 +  deny all;
 + }
 +}
 +</file><cli>
 +systemctl enable nginx
 +systemctl restart nginx
 +</cli>
 +  - 建立 SELinux 與 Allow fping<cli>
 +yum install policycoreutils-python
 +
 +semanage fcontext -a -t httpd_sys_content_t '/opt/librenms/logs(/.*)?'
 +semanage fcontext -a -t httpd_sys_rw_content_t '/opt/librenms/logs(/.*)?'
 +restorecon -RFvv /opt/librenms/logs/
 +semanage fcontext -a -t httpd_sys_content_t '/opt/librenms/rrd(/.*)?'
 +semanage fcontext -a -t httpd_sys_rw_content_t '/opt/librenms/rrd(/.*)?'
 +restorecon -RFvv /opt/librenms/rrd/
 +semanage fcontext -a -t httpd_sys_content_t '/opt/librenms/storage(/.*)?'
 +semanage fcontext -a -t httpd_sys_rw_content_t '/opt/librenms/storage(/.*)?'
 +restorecon -RFvv /opt/librenms/storage/
 +semanage fcontext -a -t httpd_sys_content_t '/opt/librenms/bootstrap/cache(/.*)?'
 +semanage fcontext -a -t httpd_sys_rw_content_t '/opt/librenms/bootstrap/cache(/.*)?'
 +restorecon -RFvv /opt/librenms/bootstrap/cache/
 +setsebool -P httpd_can_sendmail=1
 +setsebool -P httpd_execmem 1
 +
 +vi /tmp/http_fping.tt
 +</cli><file>
 +module http_fping 1.0;
 +
 +require {
 +type httpd_t;
 +class capability net_raw;
 +class rawip_socket { getopt create setopt write read };
 +}
 +
 +#============= httpd_t ==============
 +allow httpd_t self:capability net_raw;
 +allow httpd_t self:rawip_socket { getopt create setopt write read };
 +</file><cli>
 +checkmodule -M -m -o http_fping.mod /tmp/http_fping.tt
 +semodule_package -o /tmp/http_fping.pp -m http_fping.mod
 +semodule -i /tmp/http_fping.pp
 +</cli>
 +  - 設定 firewall<cli>
 +firewall-cmd --zone public --add-service http
 +firewall-cmd --permanent --zone public --add-service http
 +firewall-cmd --zone public --add-service https
 +firewall-cmd --permanent --zone public --add-service https
 +</cli>
 +  - 設定 snmpd <cli>
 +cp /opt/librenms/snmpd.conf.example /etc/snmp/snmpd.conf
 +
 +vi /etc/snmp/snmpd.conf
 +</cli>將 RANDOMSTRINGGOESHERE 改成你要的 community 字串<file>
 +# Change RANDOMSTRINGGOESHERE to your preferred SNMP community string
 +#com2sec readonly  default         RANDOMSTRINGGOESHERE
 +com2sec readonly  default         **community_string**
 +:
 +#syslocation Rack, Room, Building, City, Country [GPSX,Y]
 +syslocation Taipei, Taiwan
 +#syscontact Your Name <[email protected]>
 +syscontact Jonathan Tsai <[email protected]>
 +:
 +</file><cli>
 +curl -o /usr/bin/distro https://raw.githubusercontent.com/librenms/librenms-agent/master/snmp/distro
 +chmod +x /usr/bin/distro
 +systemctl enable snmpd
 +systemctl restart snmpd
 +</cli>
 +  - 定義 cron table <cli>
 +cp /opt/librenms/librenms.nonroot.cron /etc/cron.d/librenms
 +</cli>
 +  - 設定定時清 log <cli>
 +cp /opt/librenms/misc/librenms.logrotate /etc/logrotate.d/librenms
 +</cli>
 +  - 設定權限 <cli>
 +chown -R librenms:librenms /opt/librenms
 +setfacl -d -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/
 +setfacl -R -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/
 +</cli>
 +  - 至網頁介面進行安裝 網址 Exp. http://192.168.11.200/install.php 
 +    - 如果這時候無法出現安裝畫面, 表示 nginx default 設定沒有移除 <cli>
 +vi /etc/nginx/nginx.conf
 +</cli><file>
 +:
 +    include             /etc/nginx/mime.types;
 +    default_type        application/octet-stream;
 +
 +    # Load modular configuration files from the /etc/nginx/conf.d directory.
 +    # See http://nginx.org/en/docs/ngx_core_module.html#include
 +    # for more information.
 +    include /etc/nginx/conf.d/*.conf;
 +
 +#    server {
 +#        listen       80 default_server;
 +#        listen       [::]:80 default_server;
 +#        server_name  _;
 +#        root         /usr/share/nginx/html;
 +#
 +#        # Load configuration files for the default server block.
 +#        include /etc/nginx/default.d/*.conf;
 +#
 +#        location / {
 +#        }
 +#
 +#        error_page 404 /404.html;
 +#            location = /40x.html {
 +#        }
 +#
 +#        error_page 500 502 503 504 /50x.html;
 +#            location = /50x.html {
 +#        }
 +#    }
 +
 +# Settings for a TLS enabled server.
 +#
 +#    server {
 +:
 +</file><cli>
 +systemctl restart nginx
 +</cli>
 +    - 依照網頁出現的 6 個 Stage 執行
 +    - Stage 5 將產生的設定參數資料手動寫入 /opt/librenms/config.php <cli>
 +vi /opt/librenms/config.php
 +</cli>
 +    - 調整參數檔案權限<cli>
 +chown librenms:librenms /opt/librenms/config.php
 +</cli> 
 +  - 再來應該就可以透過網頁依照上一步驟建立的帳號登入 
 +
  
  • tech/librenms/centos7.txt
  • 上一次變更: 2021/06/14 16:01
  • 由 jonathan