1.8.3からマイグレーションするために、マイグレーション先のRealm Object Serverを新規セットアップしたときのログです。
ユーザー作成
# useradd ros
# passwd ros
rosユーザーで作業
# su - ros
ROSインストール（公式サイトより）
$ curl -s https://raw.githubusercontent.com/realm/realm-object-server/master/install.sh | bash
HOGEとしてプロジェクト作成
$ ros init HOGE
起動確認
$ cd HOGE
$ npm start
デーモン化(公式サイトより)
$ npm install -g pm2
- typescriptのインストール（ROSプロジェクトがtypescriptなので）
$ pm2 install typescript
- 起動
$ pm2 start src/index.ts --name HOGE
[PM2] Starting /home/ros/HOGE/src/index.ts in fork_mode (1 instance)
[PM2] Done.
┌──────────┬────┬──────┬───────┬────────┬─────────┬────────┬─────┬───────────┬───────┬──────────┐
│ App name │ id │ mode │ pid │ status │ restart │ uptime │ cpu │ mem │ user │ watching │
├──────────┼────┼──────┼───────┼────────┼─────────┼────────┼─────┼───────────┼───────┼──────────┤
│ HOGE │ 0 │ fork │ 16910 │ online │ 0 │ 0s │ 99% │ 15.3 MB │ ros │ disabled │
└──────────┴────┴──────┴───────┴────────┴─────────┴────────┴─────┴───────────┴───────┴──────────┘
Use `pm2 show <id|name>` to get more details about an app
- 確認
$ pm2 show 0
Describing process with id 0 - name HOGE
┌───────────────────┬───────────────────────────────────────────────────────────────────────────────────────┐
│ status │ online │
│ name │ HOGE │
│ restarts │ 0 │
│ uptime │ 7s │
│ script path │ /home/ros/HOGE/src/index.ts │
│ script args │ N/A │
│ error log path │ /home/ros/.pm2/logs/HOGE-error-0.log │
│ out log path │ /home/ros/.pm2/logs/HOGE-out-0.log │
│ pid path │ /home/ros/.pm2/pids/HOGE-0.pid │
│ interpreter │ /home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/node_modules/.bin/ts-node │
│ interpreter args │ N/A │
│ script id │ 0 │
│ exec cwd │ /home/ros/HOGE │
│ exec mode │ fork_mode │
│ node.js version │ 8.11.1 │
│ watch & reload │ ✘ │
│ unstable restarts │ 0 │
│ created at │ 2018-04-24T06:01:01.630Z │
└───────────────────┴───────────────────────────────────────────────────────────────────────────────────────┘
Code metrics value
┌─────────────────┬──────────┐
│ Loop delay │ 387.33ms │
│ Active requests │ 0 │
│ Active handles │ 10 │
└─────────────────┴──────────┘
Add your own code metrics: http://bit.ly/code-metrics
Use `pm2 logs HOGE [--lines 1000]` to display logs
Use `pm2 monit` to monitor CPU and Memory usage HOGE
- 自動起動化
$ pm2 startup
[PM2] Init System found: systemd
[PM2] To setup the Startup Script, copy/paste the following command:
sudo env PATH=$PATH:/home/ros/.nvm/versions/node/v8.11.1/bin /home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/bin/pm2 startup systemd -u ros --hp /home/ros
$ sudo env PATH=$PATH:/home/ros/.nvm/versions/node/v8.11.1/bin /home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/bin/pm2 startup systemd -u ros --hp /home/ros
[sudo] t_shimada のパスワード:
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_\/\\\_______\/\\\_\/\\\//\\\____/\\\//\\\_\///______\//\\\__
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Community Edition
Production Process Manager for Node.js applications
with a built-in Load Balancer.
Start and Daemonize any application:
$ pm2 start app.js
Load Balance 4 instances of api.js:
$ pm2 start api.js -i 4
Monitor in production:
$ pm2 monitor
Make pm2 auto-boot at server restart:
$ pm2 startup
To go further checkout:
http://pm2.io/
-------------
[PM2] Init System found: systemd
Platform systemd
Template
[Unit]
Description=PM2 process manager
Documentation=https://pm2.keymetrics.io/
After=network.target
[Service]
Type=forking
User=ros
LimitNOFILE=infinity
LimitNPROC=infinity
LimitCORE=infinity
Environment=PATH=/home/ros/.nvm/versions/node/v8.11.1/bin:/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin
Environment=PM2_HOME=/home/ros/.pm2
PIDFile=/home/ros/.pm2/pm2.pid
ExecStart=/home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/bin/pm2 resurrect
ExecReload=/home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/bin/pm2 reload all
ExecStop=/home/ros/.nvm/versions/node/v8.11.1/lib/node_modules/pm2/bin/pm2 kill
[Install]
WantedBy=multi-user.target
Target path
/etc/systemd/system/pm2-ros.service
Command list
[ 'systemctl enable pm2-ros',
'systemctl start pm2-ros',
'systemctl daemon-reload',
'systemctl status pm2-ros' ]
[PM2] Writing init configuration in /etc/systemd/system/pm2-ros.service
[PM2] Making script booting at startup...
>>> Executing systemctl enable pm2-ros
Created symlink from /etc/systemd/system/multi-user.target.wants/pm2-ros.service to /etc/systemd/system/pm2-ros.service.
[DONE]
>>> Executing systemctl start pm2-ros
[DONE]
>>> Executing systemctl daemon-reload
[DONE]
>>> Executing systemctl status pm2-ros
● pm2-ros.service - PM2 process manager
Loaded: loaded (/etc/systemd/system/pm2-ros.service; enabled; vendor preset: disabled)
Active: active (running) since 火 2018-04-24 15:07:53 JST; 71ms ago
Docs: https://pm2.keymetrics.io/
Main PID: 16359 (PM2 v2.10.2: Go)
CGroup: /system.slice/pm2-ros.service
‣ 16359 PM2 v2.10.2: God Daemon (/home/ros/.pm2)
4月 24 15:07:53 goro-tsukiyama systemd[1]: Starting PM2 process manager...
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2] Resurrecting
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2] Restoring processes located in /home/ros/.pm2/dump.pm2
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2][ERROR] Failed to read dump file in /home/ros/.pm2/dump.pm2
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2] Restoring processes located in /home/ros/.pm2/dump.pm2
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2][ERROR] Failed to read dump file in /home/ros/.pm2/dump.pm2.bak
4月 24 15:07:53 goro-tsukiyama.com pm2[17031]: [PM2][ERROR] No processes saved; DUMP file doesn't exist
4月 24 15:07:53 goro-tsukiyama.com systemd[1]: Started PM2 process manager.
[DONE]
+---------------------------------------+
[PM2] Freeze a process list on reboot via:
$ pm2 save
[PM2] Remove init script via:
$ pm2 unstartup systemd
- サービスの有効化
$ sudo systemctl enable pm2-ros.service