====== Ubuntu 20.04 / CentOS7 安裝 LibreNMS 程序 ====== 如果要以 Docker 方式進行安裝, 可參考 [[tech/k8s_librenms]] * Ubuntu 20.04 LTS * CentOS Linux release 7.5.1804 (Core) {{tabinclude>tech:librenms:ubuntu20_04, tech:librenms:centos7}} ===== 設定自動找尋區域網路內可納管設備 ===== * 假設區網為 192.168.1.0/24 (192.168.1.1 - 192.168.1.254) * SNMP 都是設定為 v1 / v2c , Community 設定為 public 或 ichiayi_snmp - 先安裝 python-ipaddress 模組 yum install python-ipaddress - 先手動加入一個設備進行監管 Exp. 192.168.1.1 - vi /opt/librenms/config.php : # Auto-Discovery // v1 or v2c $config['snmp']['community'][] = "public"; $config['snmp']['community'][] = "ichiayi_snmp"; $config['nets'][] = '192.168.1.0/24'; $config['autodiscovery']['nets-exclude'][] = '192.168.1.1/32'; $config['discovery_by_ip'] = true; - 第一次可以手動執行一次 cd /opt/librenms ./snmp-scan.py 結果: [root@ct-librenms librenms]# ./snmp-scan.py Scanning IPs: ..............................................................................................................................................................................................................................................++++++++++----- Scanned 253 IPs: 0 known devices, added 10 devices, failed to add 5 devices, 1 ips excluded by config Runtime: 104.31 seconds - 設定 default_poller_group = 1 lnms config:set default_poller_group 1 - 之後在區域網路內的新設備如果有啟用 snmp v1 / v2c communty 符合設定的值, 可以在五分鐘內被自動加入 * 前一陣子發現設定都正確, 使用 snmp-scan.py 確實可以自動加入, 但卻無法如預期由該機制將新設備自動加入, 找了一些文章後還是無法真正解決問題, 目前我的 workaround 方法是將 snmp-scan.py 直接加入 cron 來處理 ===== 設定告警通知 ===== * 設定 E-Mail 通知 * Global Settings -> Alerting Settings * General alert settings : Default contact <- 填上要接收通知的 E-Mail ++設定畫面參考| \\ {{:tech:2018121001.png?600}}++ * Email options 依照實際寄送的 Mail Server 方式設定 ++設定畫面參考| \\ {{:tech:2018121002.png?800}}++ * 設定告警通知規則 * Alerts -> Alert Rules * 當監控的設備無法連線就通知 ++設定畫面參考| \\ {{:tech:2018121003.png?600}} \\ {{:tech:2018121004.png?800}}++ * 將預設網路流量超過 90% 告警排除 lo 介面++設定畫面參考| \\ {{:tech:image_100.png?600}}++ * 針對特定設備特定掛載硬碟剩餘空間進行設定 Exp. 172.16.0.230 排除 /mnt/ext 使用超過 90% 的通知 * 進入 172.16.0.230 的 Alert Rules 設定頁面 ++設定畫面參考| \\ {{:tech:2022-08-01_15_25_47.png?800|}}++ * 修改 硬碟空間已使用 90% 規則, 增加排除 /mnt/ext 規則 ++設定畫面參考| \\ {{:tech:2022-08-01_15_27_40.png?600|}}++ * 針對特定群組主機設定實體記憶體使用超過 7G 就發出 Critical 通知 ++設定畫面參考| \\ {{:tech:螢幕擷取畫面_2024-02-20_120728.png?800|}}++ ===== 設定 Device Dependencies 設備依存關係 ===== * Device Dependencies 可以減少不必要的告警通知, 例如 Firewall 故障, Firewall 內所有的主機當然無法使用, 此時可以設定裡面所有的主機的 Parents 是 Firewall 減少不必要的告警通知 * Exp. 192.168.1.254 是 Firewall, 192.168.1.222 是內部 Wifi 設備, 外部監控的 LibreNMS 可以設定 192.168.1.222 有個 Parents 是 192.168.1.254 ++可點下參考相關設定畫面| * 選單 Devices->Device Dependncies 進入設定功能 \\ {{:tech:2019061501.png}} * 搜尋要設定的 Device IP Exp. 192.168.1.222 \\ {{:tech:2019061502.png}} * 編輯該設備的 Parent Exp. 192.168.1.254 \\ {{:tech:2019061503.png}} * 當完成設定後, 192.168.1.254(Firewall) 出現異常, 192.168.1.222(WiFi) 的異常就不會通知 * 192.168.1.254(Firewall) 出現異常紀錄(告警會通知) \\ {{:tech:2019061504.png}} * 192.168.1.222(Wifi) 出現異常紀錄(告警會跳過) \\ {{:tech:2019061505.png}} ++ ===== 安裝 Agent 監看應用程式 ===== {{tabinclude>tech/librenms/agent, tech/librenms/apache_agent, tech/librenms/nagios_agent, tech/librenms/bind_agent, tech/librenms/check_mk, tech/librenms/checkmssql, tech/librenms/checkpve, tech/librenms/fail2ban_agent, tech/librenms/mysql_agent, tech/librenms/nginx_agent, tech/librenms/php-fpm_agent, tech/librenms/postfix_agent, tech/librenms/redis_agent, tech/librenms/smart_agent, tech/librenms/zfs_agent}} ===== 常見 LibreNMS 異常問題排除 ===== ==== 每日自動更版失敗處理 ==== * 先透過執行 daily.sh 看錯誤訊息 su - librenms ./daily.sh * 看錯誤訊息進行處理, Exp. git 檔案被更改, 就移除這些檔案後, 在執行 daily.sh * 如果無法解決, 可以透過 validate.php 來檢查 ./vaildate.php : [FAIL] Some folders have incorrect file permissions, this may cause issues. [FIX]: sudo chown -R librenms:librenms /opt/librenms sudo setfacl -d -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/libr enms/bootstrap/cache/ /opt/librenms/storage/ sudo chmod -R ug=rwX /opt/librenms/rrd /opt/librenms/logs /opt/librenms/ bootstrap/cache/ /opt/librenms/storage/ Files: /opt/librenms/storage/framework/views/cdca770a337e07f2364ec770e7b408621 95170d7.php 就依照內容說明去修正 su - root chown -R librenms:librenms /opt/librenms setfacl -d -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ chmod -R ug=rwX /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ * 其他實用的修復 script: * 修復 git 目錄檔案 ./scripts/github-remove * 自動更新失敗, 出現很多套件依存議題, Exp,. Carbon 1 is deprecated, see how to migrate to Carbon 2 * 可重新完整安裝的程序如下: su - librenms ./scripts/github-remove -d -v git pull ./daily.sh ./validate.php ==== 更新 python3 ==== PHP 7.1 and Python 2 no longer supported LibreNMS will soon require Python 3.5+ and PHP 7.2.5+. For more details check https://t.libren.ms/uo84c 2020-05-11 00:00:00 | Source: http://www.librenms.org/notifications.rss * yum install python36 * 參考 - https://kirin.idv.tw/python-install-python3-in-centos7/ ==== 修改連線 DB ==== * 因為資料庫變大, 改用 [[tech/perconaxc|Percona XtraDB Cluster]] 來取代本機 MySQL/MariaDB, 修改 /opt/librenms/config.php 內的 ### Database config 卻完全沒用, 看了 LibreNMS 文件才發現已經變成要改 /opt/librenms/.env 才對 * 以下是 /opt/librenms/.env 大概的內容 APP_KEY=base64:LvIYs6Gauexxxxxxxxxxxxxxxxxxxxxxxxxxxxxx5/c= DB_HOST=192.168.11.202 DB_DATABASE=librenms DB_USERNAME=**dbuser** DB_PASSWORD=**dbpasswd** #APP_URL= NODE_ID=5cxxxxxxxxxde DB_PORT=3306 LIBRENMS_USER=librenms * 原本 mariadb 的設定要關閉 systemctl stop mariadb systemctl disable mariadb * 參考 - https://docs.librenms.org/Support/Configuration/ ===== CentOS 7 升級 php 至 7.4 ===== * 2020/11/04 收到訊息會 2020/11 起, LibreNMS 必須使用 php 7.3 以上(建議 7.4)版本才會自動更新 * 先移除原本 PHP 7.2 systemctl stop php-fpm yum remove php72w* mv /etc/yum.repos.d/webtatic* /tmp/ * 將安裝 REMI 的 PHP 7.4 來因應 yum install https://rpms.remirepo.net/enterprise/remi-release-7.rpm vi /etc/yum.repos.d/remi-php74.repo : [remi-php74] : enabled=1 : yum install composer php php-cli php-common php-curl php-fpm php-gd php-mbstring php-mysqlnd php-process php-snmp php-xml php-zip * 因為這方式是重新安裝 php 與相關套件, 所以 php.ini 與 nginx 的一些設定必須再次執行 * 修改 php.ini vi /etc/php.ini : [Date] ; Defines the default timezone used by the date functions ; http://php.net/date.timezone date.timezone = Asia/Taipei : * 修改 php-fpm 設定 vi /etc/php-fpm.d/www.conf : ;user = apache user = nginx : ;listen.owner = nobody ;listen.group = nobody ;listen.mode = 0660 listen.owner = nginx listen.group = nginx listen.mode = 0660 : systemctl enable php-fpm systemctl restart php-fpm * 修改 nginx 設定 vi /etc/nginx/conf.d/librenms.conf : : location ~ \.php { include fastcgi.conf; fastcgi_split_path_info ^(.+\.php)(/.+)$; #fastcgi_pass unix:/var/run/php-fpm/php7.2-fpm.sock; fastcgi_pass 127.0.0.1:9000; } : systemctl restart nginx * 設定 ping 的執行權限 setcap cap_net_raw+ep /usr/sbin/fping setcap cap_net_raw+ep /usr/sbin/fping6 * 驗證一下是否可以正常運作 su - librenms ./validate.php ./daily.sh 可能會出現一些 Call to undefined method ... 訊息, 不過第二次執行 ./daily.sh 應該就不會再出現, 執行畫面如下 [root@ct-librenms ~]# su - librenms -bash-4.2$ ./validate.php ==================================== Component | Version --------- | ------- LibreNMS | 1.69-5-g240edd2 DB Schema | 2020_07_27_00522_alter_devices_snmp_algo_columns (188) PHP | 7.4.12 Python | 3.6.8 MySQL | 5.6.42-84.2-56-log RRDTool | 1.4.8 SNMP | NET-SNMP 5.7.2 OpenSSL | ==================================== [OK] Composer Version: 1.10.17 [OK] Dependencies up-to-date. [OK] Database connection successful [OK] Database schema correct -bash-4.2$ ./daily.sh Supported PHP and Python version, switched back to master branch. OK Updating to latest codebase OK In AppServiceProvider.php line 43: Call to undefined method Illuminate\Pagination\Paginator::useBootstrap() In AppServiceProvider.php line 43: Call to undefined method Illuminate\Pagination\Paginator::useBootstrap() Updating Composer packages OK Updated from bc02ab3 to 240edd2 OK Updating SQL-Schema OK Updating submodules OK Cleaning up DB OK Fetching notifications OK Caching PeeringDB data OK -bash-4.2$ ./daily.sh Updating to latest codebase OK Updating Composer packages OK Updating SQL-Schema OK Updating submodules OK Cleaning up DB OK Fetching notifications OK Caching PeeringDB data OK * 移轉 LibreNMS 程序可參考 https://docs.librenms.org/Support/FAQ/ 內 \\ **How do I move my LibreNMS install to another server?** ===== CentOS 7 升級 MariaDB 10 ===== * 2021/06/13 發現 Librenms 無法運作, 才發現 2021/03 起只支援 MySQL version 5.7.7 以上的版本, 所以目前使用的 Percona XtraDB Cluster 內的 5.6.42 就被迫要升級改用 MariaDB 10.5 * 將舊資料匯出, 如果忘記資料庫連線資訊, 可以看一下 .env su - librenms head .env Exp. db_host:192.168.11.21 , db_user:librenms , db_pass:**Password** , db_name:librenms mysqldump -u librenms -p librenms -h 192.168.11.21> /tmp/librenms.sql * 執行[[tech/centos7_mariadb10]] * 在新資料庫建立 LibreNMS 的使用者與資料庫 mysql -u root -p create database librenms; create user 'librenms'@'%' identified by '**Password**'; grant all on librenms.* to 'librenms'@'%'; flush privileges; quit * 將舊資料匯入新資料庫 Exp. 192.168.11.22 cat /tmp/librenms.sql | mysql -u librenms -p librenms -h 192.168.11.22 * 修改 .env 內 DB 的連線設定 su - librenms vi .env ===== ./lnms migrate 出現 SQLSTATE[42S01] 異常 ===== * 出現錯誤訊息如下 In Connection.php line 678: SQLSTATE[42S01]: Base table or view already exists: 1050 Table 'port_groups' already exists (SQL: create table `port_groups` (`id` int unsigned not null auto_increment primary key, `na me` varchar(255) not null, `desc` varchar(255) null) default character set utf8mb4 collate 'utf8mb4_unicode_ci') * 解決方式 mysql -u librenms -p librenms drop table port_groups; * 再次執行 ./lnms migrate 出現找不到 librenms.port_group_port 這 table In Connection.php line 678: SQLSTATE[42S02]: Base table or view not found: 1146 Table 'librenms.port_group_port' doesn't exist (SQL: alter table `port_group_port` add constraint `port_group_port_port_group_id_for eign` foreign key (`port_group_id`) references `port_groups` (`id`) on delete CASCADE) * 參考網址 - https://community.librenms.org/t/error-port-device/15386/33 * 解決方式 : mysql -u librenms -p librenms CREATE TABLE port_group_port ( port_group_id int(10) unsigned NOT NULL, port_id int(10) unsigned NOT NULL, PRIMARY KEY (port_group_id,port_id), KEY port_group_port_port_group_id_index (port_group_id), KEY port_group_port_port_id_index (port_id), CONSTRAINT port_group_port_port_group_id_foreign FOREIGN KEY (port_group_id) REFERENCES port_groups (id) ON DELETE CASCADE, CONSTRAINT port_group_port_port_id_foreign FOREIGN KEY (port_id) REFERENCES ports (port_id) ON DELETE CASCADE ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci; * 再次執行 ./lnms migrate 就可以修正成功 * 再執行 ./validate.php 看有其他那些問題, 依照說明的語法進行修正 Exp. su - root setcap cap_net_raw+ep /usr/sbin/fping6 sudo ln -s /opt/librenms/lnms /usr/bin/lnms sudo cp /opt/librenms/misc/lnms-completion.bash /etc/bash_completion.d/ sudo chown -R librenms:librenms /opt/librenms sudo setfacl -d -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ sudo chmod -R ug=rwX /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ ===== 由 CentOS 7 移轉至 Ubuntu 20.04 ===== * 參考 [[https://docs.librenms.org/Support/FAQ/#faq24|How do I migrate my LibreNMS install to another server?]] 方式處理 - 依照正常程序安裝 [[tech/librenms/ubuntu20_04|LibreNMS 在 Ubuntu 20.04]] 上 - 修改 CentOs 7 與 Ubuntu 20.04 新舊主機內的 /etc/cron.d/librenms 停止 cron 執行vi /etc/cron.d/librenms : #33 */6 * * * librenms /opt/librenms/cronic /opt/librenms/discovery-wrapper.py 1 #*/5 * * * * librenms /opt/librenms/discovery.php -h new >> /dev/null 2>&1 #*/5 * * * * librenms /opt/librenms/cronic /opt/librenms/poller-wrapper.py 16 #* * * * * librenms /opt/librenms/alerts.php >> /dev/null 2>&1 #*/5 * * * * librenms /opt/librenms/poll-billing.php >> /dev/null 2>&1 #01 * * * * librenms /opt/librenms/billing-calculate.php >> /dev/null 2>&1 #*/5 * * * * librenms /opt/librenms/check-services.php >> /dev/null 2>&1 #* * * * * librenms cd /opt/librenms/ && php artisan schedule:run >> /dev/null 2>&1 : #15 0 * * * librenms /opt/librenms/daily.sh >> /dev/null 2>&1 - 在 CentOS 7 舊主機內將 MySQL 資料匯出 mysqldump librenms -u root -p > librenms.sql - 在 Ubuntu 20.04 新主機將 librenms.sql 匯入 scp root@192.168.11.223:/root/librenms.sql . mysql -u root -p librenms < librenms.sql - 將 CentOS 7 舊主機內的 rrd 目錄內的檔案複製到 Ubuntu 20.04 新主機內, @CentOs 7 cd /opt/librenms/ tar cvf rrd.tar rrd @Ubuntu 20.04 cd /opt/librenms/ scp root@192.168.11.223:/opt/librenms/rrd.tar . tar xvf rrd.tar - 將 CentOS 7 舊主機內的 .env 和 config.php 檔案複製到 Ubuntu 20.04 新主機內, @Ubunutu 20.04 cd /opt/librenms/ scp root@192.168.11.223:/opt/librenms/.env . scp root@192.168.11.223:/opt/librenms/config.php . chown -R librenms:librenms /opt/librenms - 檢查 Ubuntu 20.04 新主機內的安裝狀態 su - librenms ./validate.php - 修改 Ubuntu 20.04 新主機內的 /etc/cron.d/librenms 啟動 cron 執行vi /etc/cron.d/librenms : 33 */6 * * * librenms /opt/librenms/cronic /opt/librenms/discovery-wrapper.py 1 */5 * * * * librenms /opt/librenms/discovery.php -h new >> /dev/null 2>&1 */5 * * * * librenms /opt/librenms/cronic /opt/librenms/poller-wrapper.py 16 * * * * * librenms /opt/librenms/alerts.php >> /dev/null 2>&1 */5 * * * * librenms /opt/librenms/poll-billing.php >> /dev/null 2>&1 01 * * * * librenms /opt/librenms/billing-calculate.php >> /dev/null 2>&1 */5 * * * * librenms /opt/librenms/check-services.php >> /dev/null 2>&1 * * * * * librenms cd /opt/librenms/ && php artisan schedule:run >> /dev/null 2>&1 : 15 0 * * * librenms /opt/librenms/daily.sh >> /dev/null 2>&1 ===== 升級 php 至 8.1 以上版本 ===== * 今天看到這訊息 Error: PHP version too low PHP version 8.1 is the minimum supported version as of September, 2022. We recommend you update to PHP a supported version of PHP (8.1 suggested) to continue to receive updates. If you do not update PHP, LibreNMS will continue to function but stop receiving bug fixes and updates. 2022-09-27 00:00:00 | Source: daily.sh * 檢查作業系統 -> Ububtu 20.04 / php 7.4 / nginx 1.18 root@ct-librenms:~# cat /etc/issue Ubuntu 20.04.4 LTS \n \l root@ct-librenms:~# php -v PHP 7.4.3 (cli) (built: Jun 13 2022 13:43:30) ( NTS ) Copyright (c) The PHP Group Zend Engine v3.4.0, Copyright (c) Zend Technologies with Zend OPcache v7.4.3, Copyright (c), by Zend Technologies root@ct-librenms:~# nginx -v nginx version: nginx/1.18.0 (Ubuntu) * 進行升級 ref - https://www.linuxcapable.com/how-to-install-php-8-1-on-ubuntu-20-04/ apt update && apt upgrade -y apt install software-properties-common && add-apt-repository ppa:ondrej/php -y apt update && apt upgrade -y apt install php8.1 php8.1-fpm php8.1-cli php8.1-gd php8.1-curl php8.1-dom php8.1-xml php8.1-mysql php8.1-mbstring -y apt autoremove -y systemctl status php8.1-fpm systemctl restart nginx root@ct-librenms:~# php --version PHP 8.1.10 (cli) (built: Sep 18 2022 10:25:43) (NTS) Copyright (c) The PHP Group Zend Engine v4.1.10, Copyright (c) Zend Technologies with Zend OPcache v8.1.10, Copyright (c), by Zend Technologies * 更換 php-fpm 的版本設定 * 查看目前啟動的 php-fpm 狀況 root@ct-librenms:~# ps -ef |grep php-fpm root 133 1 0 09:05 ? 00:00:00 php-fpm: master process (/etc/php/7.4/fpm/php-fpm.conf) root 134 1 0 09:05 ? 00:00:00 php-fpm: master process (/etc/php/8.1/fpm/php-fpm.conf) www-data 161 134 0 09:05 ? 00:00:00 php-fpm: pool www www-data 163 134 0 09:05 ? 00:00:00 php-fpm: pool www : * 關閉 7.4 版的 php-fpm root@ct-librenms:~# systemctl stop php7.4-fpm.service root@ct-librenms:~# systemctl disable php7.4-fpm.service Synchronizing state of php7.4-fpm.service with SysV service script with /lib/systemd/systemd-sysv-install. Executing: /lib/systemd/systemd-sysv-install disable php7.4-fpm Removed /etc/systemd/system/multi-user.target.wants/php7.4-fpm.service. * 確認 8.4 版的 php-fpm socket 檔案 root@ct-librenms:/etc/nginx/conf.d# ls -lt /run/php/php php-fpm.sock php8.1-fpm.pid php8.1-fpm.sock root@ct-librenms:/etc/nginx/conf.d# ls -lt /run/php/php-fpm.sock lrwxrwxrwx 1 root root 30 Sep 29 09:05 /run/php/php-fpm.sock -> /etc/alternatives/php-fpm.sock root@ct-librenms:/etc/nginx/conf.d# ls -lt /run/php/php8.1-fpm.sock srw-rw---- 1 www-data www-data 0 Sep 29 09:05 /run/php/php8.1-fpm.sock 所以只要設定是 /run/php/php-fpm.sock 就可以正確連上 8.4 版 php-fpm * 將 nginx 內的 librenms 網站設定改用新板 php-fpm vi /etc/nginx/conf.d/librenms.conf : } location ~ [^/]\.php(/|$) { fastcgi_pass unix:/run/php/php-fpm.sock; fastcgi_split_path_info ^(.+\.php)(/.+)$; : * 重啟 nginx systemctl restart nginx.service * 執行 librenms 的設定檢查 su - librenms ./validate.php librenms@ct-librenms:~$ ./validate.php ==================================== Component | Version --------- | ------- LibreNMS | 22.9.0-5-g66790e7e8 DB Schema | 2022_09_03_091314_update_ports_adsl_table_with_defaults (246) PHP | 8.1.11 Python | 3.8.10 Database | MariaDB 10.3.34-MariaDB-0ubuntu0.20.04.1 RRDTool | 1.7.2 SNMP | 5.8 ==================================== [OK] Composer Version: 2.4.2 [OK] Dependencies up-to-date. : : OK] Database schema correct [FAIL] Time between this server and the mysql database is off Mysql time 2022-10-04 18:40:56 PHP time 2022-10-04 10:40:56 [FAIL] Missing PHP extension: mbstring [FIX]: Please install mbstring [FAIL] You have no timezone set for php. [FIX]: https://php.net/manual/en/datetime.configuration.php#ini.date.timezone [OK] Active pollers found : [OK] rrdtool version ok [WARN] Your install is over 24 hours out of date, last update: Mon, 26 Sep 2022 13:52:15 +0000 [FIX]: Make sure your daily.sh cron is running and run ./daily.sh by hand to see if there are any errors. [WARN] Your local git contains modified files, this could prevent automatic updates. [FIX]: You can fix this with ./scripts/github-remove Modified Files: bootstrap/cache/.gitignore logs/.gitignore storage/app/.gitignore storage/app/public/.gitignore storage/debugbar/.gitignore storage/framework/cache/.gitignore storage/framework/cache/data/.gitignore storage/framework/sessions/.gitignore storage/framework/testing/.gitignore storage/framework/views/.gitignore storage/logs/.gitignore [FAIL] We have found some files that are owned by a different user than 'librenms', this will stop you updating automatically and / or rrd files being updated causing graphs to fail. [FIX]: sudo chown -R librenms:librenms /opt/librenms sudo setfacl -d -m g::rwx /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ sudo chmod -R ug=rwX /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ Files: /opt/librenms/logs/.librenms.log.swp * 依照上述的修正建議進行修正 su - root vi /etc/php/8.1/fpm/php.ini ---- : [Date] ; Defines the default timezone used by the date functions ; https://php.net/date.timezone date.timezone = "Asia/Taipei" : ---- vi /etc/php/8.1/cli/php.ini ---- : [Date] ; Defines the default timezone used by the date functions ; https://php.net/date.timezone date.timezone = "Asia/Taipei" : ---- su - librenms ./daily.sh ./scripts/github-remove -d su - root chown -R librenms:librenms /opt/librenms chmod -R ug=rwX /opt/librenms/rrd /opt/librenms/logs /opt/librenms/bootstrap/cache/ /opt/librenms/storage/ usermod -a -G librenms www-data su - librenms librenms@ct-librenms:~$ ./validate.php =========================================== Component | Version --------- | ------- LibreNMS | 22.9.0-34-ge4fdbbd82 (2022-10-04T01:55:49+08:00) DB Schema | 2022_09_03_091314_update_ports_adsl_table_with_defaults (246) PHP | 8.1.11 Python | 3.8.10 Database | MariaDB 10.3.34-MariaDB-0ubuntu0.20.04.1 RRDTool | 1.7.2 SNMP | 5.8 =========================================== [OK] Composer Version: 2.4.2 [OK] Dependencies up-to-date. [OK] Database connection successful [OK] Database Schema is current [OK] SQL Server meets minimum requirements [OK] lower_case_table_names is enabled [OK] MySQL engine is optimal [OK] [OK] Database schema correct [OK] MySQl and PHP time match [OK] Active pollers found [OK] Dispatcher Service not detected [OK] Locks are functional [OK] Python poller wrapper is polling [OK] Redis is unavailable [OK] rrd_dir is writable [OK] rrdtool version ok ===== 參考網址 ==== * https://docs.librenms.org/#Installation/Installation-CentOS-7-Nginx/ * https://docs.librenms.org/Extensions/Auto-Discovery/ * https://community.librenms.org/t/email-alert-settings-help/4600 * https://docs.librenms.org/Extensions/Services/ * https://support.nagios.com/forum/viewtopic.php?f=7&t=36193&start=0#_ga=1.99004318.1602829684.1486395689 * https://docs.librenms.org/Installation/Install-LibreNMS/ * https://docs.librenms.org/Support/FAQ/#faq24 {{tag>nms librenms centos7 ubuntu}}