Server

Epoca Server is a program dedicated to interacting with the production server running the platform.

Getting Started

• Create the dyno

• Upgrade/update apt and apt-get

• Install node, npm and n version manager

• Install docker

• Setup swap file

• Push source code

• Push env file

• Install compose's dependencies with npm install

• Build/start containers

• Setup cloudflare tunnel

• Create database backup cron job

• Create containers restart cron job

Server CLI

Server

connect_to_server: Opens a SSH connection with a server.

reboot_server: Reboots the server.

shutdown_server: Shuts down the server.

Compose

up_prod: Starts the containers.

build_prod: Builds and starts the containers.

debug_mode_prod: Builds and starts the containers in debug mode.

restore_mode_prod: Builds and starts the containers in restore mode.

down: Stops the containers.

restart: Stops and starts all the containers.

prune: Removes all the dangling images and containers.

database_backup: Creates a backup of the database and uploads it to Firebase Storage.

database_restore: Restores a database backup currently stored in Firebase Storage.

Push

push_compose: Pushes the compose's source code to the server.

push_api: Pushes the api's source code to the server.

push_prediction_api: Pushes the prediction api's source code to the server.

push_gui: Pushes the gui's source code to the server.

push_all_source_code: Pushes all the source code 1 by 1 to the server.

push_env: Pushes the environment file to the server.

Swap File

https://www.digitalocean.com/community/questions/can-not-install-tensorflow

https://www.digitalocean.com/community/tutorials/how-to-add-swap-space-on-ubuntu-22-04

Cron Jobs

Database Backup Script (Daily)

Create the database backup script: touch database_backup.sh

Content -> cd /root/compose && npm run database-backup

Compose Restart Script (Weekly)

Create the compose restart script: touch compose_restart.sh

Content -> cd /root/compose && npm run restart

Permissions

Assign the permissions to the scripts with:

chmod u+x database_backup.sh

chmod u+x compose_restart.sh

Cron Job Registration

Run crontab -e and insert the following lines in the text file:

0 4 * * * /bin/sh /root/database_backup.sh

0 8 * * * /bin/sh /root/compose_restart.sh

Running Cron Jobs

crontab -l

Erase Cron Tab

crontab -r

Logs

grep CRON /var/log/syslog

grep crontab /var/log/syslog

Request Speed to Binance

curl -o /dev/null -s -w 'Total: %{time_total}s\n' https://www.binance.com/fapi/v1/depth?symbol=BTCUSDT&limit=50

curl https://www.binance.com/fapi/v1/depth?symbol=BTCUSDT&limit=50

SSH Scripts

Connect to the server

ssh [email protected]

Transfer Files

scp ./epoch-builder/requirements.txt [email protected]:compose/.env

Transfer Directories

scp -r ./compose [email protected]:compose

scp -r ./gui-production [email protected]:gui-production

scp -r ./api-production [email protected]:api-production

scp -r ./prediction-api-production [email protected]:prediction-api-production