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LibreNMS架設

運行環境

  • PVE
  • LXC
  • Debian 12

安裝nginx mariadb php

apt update
apt install php-mbstring php-cli php-common php-curl php-fpm php-gd php-mbstring php-mysql php-opcache php-readline php-snmp php-xml php-zip acl curl fping git graphviz imagemagick mariadb-client mariadb-server mtr-tiny nginx-full nmap rrdtool snmp snmpd whois unzip python3-pymysql python3-dotenv python3-redis python3-setuptools python3-systemd python3-pip -y

安裝 Composer

cd /usr/local/bin   && \

curl -sS https://getcomposer.org/installer | php  && \ 

mv composer.phar composer

新增使用者

useradd librenms -d /opt/librenms -M -r -s "$(which bash)"

下載LibreNMS

cd /opt && \
git clone https://github.com/librenms/librenms.git

設定權限

chown -R librenms:librenms /opt/librenms && \
chmod 771 /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/

安裝 LibreNMS和套件

su librenms

./scripts/composer_wrapper.php install --no-dev
pip3 install --user --break-system-packages -r /opt/librenms/requirements.txt

exit

修改PHP時區

sed -i "s|^;date.timezone =.*$|date.timezone = Asia/Taipei|" /etc/php/8.2/fpm/php.ini
sed -i "s|^;date.timezone =.*$|date.timezone = Asia/Taipei|" /etc/php/8.2/cli/php.ini

系統設定時區
timedatectl set-timezone Asia/Taipei

設定 PHP-FPM

cp /etc/php/8.2/fpm/pool.d/www.conf /etc/php/8.2/fpm/pool.d/librenms.conf
nano /etc/php/8.2/fpm/pool.d/librenms.conf

 

Change [www] to [librenms]:
[librenms]
Change user and group to “librenms”:
user = librenms
group = librenms
Change listen to a unique name:
listen = /run/php-fpm-librenms.sock
systemctl enable php8.2-fpm
systemctl restart php8.2-fpm

 

設定MariaDB

編輯/etc/mysql/mariadb.conf.d/50-server.cnf

[mysqld]底下新增

innodb_file_per_table=1
lower_case_table_names=0

 

systemctl enable mariadb
systemctl restart mariadb

 

MariaDB新增使用者

mysql -u root

CREATE DATABASE librenms CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
CREATE USER 'librenmsuser'@'localhost' IDENTIFIED BY 'librenmspswd';
GRANT ALL PRIVILEGES ON librenms.* TO 'librenmsuser'@'localhost';
FLUSH PRIVILEGES;
exit

 

設定Nginx

建立/etc/nginx/conf.d/librenms.conf

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 ~ [^/]\.php(/|$) {
        fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;
        fastcgi_param PATH_INFO $fastcgi_path_info;
        fastcgi_pass unix:/run/php-fpm-librenms.sock;
        fastcgi_split_path_info ^(.+\.php)(/.+)$;
        include fastcgi_params;
    }
    location ~ /\.(?!well-known).* {
        deny all;
    }
}

 

rm /etc/nginx/sites-enabled/default
rm /etc/nginx/sites-available/default

systemctl enable nginx
systemctl restart nginx

Enable lnms command completion

ln -s /opt/librenms/lnms /usr/bin/lnms
cp /opt/librenms/misc/lnms-completion.bash /etc/bash_completion.d/

Configure snmpd

cp /opt/librenms/snmpd.conf.example /etc/snmp/snmpd.conf

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

 

設定排成

cp /opt/librenms/dist/librenms.cron /etc/cron.d/librenms

啟用調度程式

cp /opt/librenms/dist/librenms-scheduler.service /opt/librenms/dist/librenms-scheduler.timer /etc/systemd/system/

systemctl enable librenms-scheduler.timer
systemctl start librenms-scheduler.timer

Copy logrotate config

cp /opt/librenms/misc/librenms.logrotate /etc/logrotate.d/librenms

 

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