How to run Redis server and Postgres server on Replit

How_to_run_Redis_server_and_Postgres_server_on_Replit.md

Before starting, make sure to install pkg in replit.nix

{ pkgs }: {
    deps = [

        pkgs.postgresql
        pkgs.redis
    ];
}

How to start a postgres server

1.init a postgres server under your dir (e.g. "pg")

initdb -D ./pg

2. under ./pg/postgresql.conf and replaced with

unix_socket_directories = ''	# comma-separated list of directories

Ref: PostgreSQL server fails to start on ArchLinux: FATAL: could not create lockfile »/run/postgresql/.s.PGSQL.5432.lock

3. create database (db name="runner")

createdb -h 127.0.0.1 runner

4. start postgre server

pg_ctl -D ./pg -l logfile start

stop postgres server

pg_ctl -D ./pg -l logfile stop

connect to postgres server with psql

psql -h 127.0.0.1

How to start a redis server

1. start redis server (that's it !)

redis-server

connect to redis server with redis-cli

redis-cli