Serveur Web avec Docker : Nginx, PHP et PostgreSQL (https://vonkrafft.fr/console/serveur-web-docker-nginx-php-postgres/)

.docker-nginx-php-pgsql.sh

#!/bin/bash

mkdir -p docker-web/www     # Webroot dans lequel sera stocké le contenu statique du site
mkdir -p docker-web/log     # Pour enregistrer les journaux de Nginx
mkdir -p docker-web/data    # Pour stocker le contenu de la base de données

echo "<?php phpinfo();" > docker-web/www/index.php

docker-compose up -d

docker-compose.yml

version: '3'

services:
    web-nginx:
        image: nginx:stable-alpine
        container_name: web-nginx
        volumes:
            - "./docker-web/www:/usr/share/nginx/html:ro"
            - "./docker-web/log:/var/log/nginx"
            - "./docker-web/nginx.conf:/etc/nginx/nginx.conf:ro"
        ports:
            - "127.0.0.1:80:80"

    web-php:
        build: ./docker-web/.build-php
        container_name: web-php
        volumes:
            - "./docker-web/www:/script:ro"

    web-pgsql:
        image: postgres:alpine
        container_name: web-pgsql
        volumes:
            - "./docker-web/data:/var/lib/postgresql/data"
        environment:
            POSTGRES_USER: foobar
            POSTGRES_PASSWORD: foobar
POSTGRES_DB: foobar

Dockerfile

FROM php:fpm-alpine
RUN apk update && apk add --no-cache \
        postgresql-dev \
    && docker-php-ext-install -j$(nproc) pgsql \
&& docker-php-ext-install -j$(nproc) pdo_pgsql

index.php

<?php
$dbconn = pg_connect('host=web-pgsql port=5432 dbname=foobar user=foobar password=foobar')
    or die('Could not connect');
     
echo '<pre>' . var_export(pg_version($dbconn), true) . '</pre>';
pg_close($dbconn);

nginx.conf

user  nginx;
worker_processes  1;

error_log  /var/log/nginx/error.log warn;
pid        /var/run/nginx.pid;

events {
    worker_connections  1024;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;
    
    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" $status $body_bytes_sent "$http_referer" "$http_user_agent" "$http_x_forwarded_for"';
    access_log  /var/log/nginx/access.log  main;
    
    sendfile  on;
    keepalive_timeout  65;
    server_tokens  off;

    server {
        listen       80;
        server_name  localhost;
        
        location / {
            root   /usr/share/nginx/html;
            index  index.php index.html index.htm;
        }
        
        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   /usr/share/nginx/html;
        }

        location ~ \.php$ {
            root           /usr/share/nginx/html;
            include        fastcgi_params;
            fastcgi_pass   web-php:9000;
            fastcgi_index  index.php;
            fastcgi_param  SCRIPT_FILENAME /script$fastcgi_script_name;
        }
    }
}