HTTPD

HTTPD docker container image that requires no specific user or root permission to function.

Image comes with presets:

• default: serve static files
• php: proxy requests to a PHP-FPM backend

Docker Hub image: https://hub.docker.com/r/aerzas/httpd

Docker compose example

version: '3.5'
services:
    php:
        image: aerzas/httpd:2.4-latest
        environment:
            HTTPD_VHOST_ALLOW_OVERRIDE: All
            HTTPD_VHOST_PRESET: php
            HTTPD_VHOST_ROOT: /var/www/html/web
        ports:
            - '80:8080'
        healthcheck:
            test: ["CMD", "/scripts/docker-healthcheck.sh"]
            interval: 30s
            timeout: 1s
            retries: 3
            start_period: 5s

Additional extra configuration files can be mounted in /usr/local/apache2/conf/extra while additional presets should be mounted in /usr/local/apache2/conf/presets, files mounted as .tmpl will have their environment variables automatically replaced.

Environment Variables

Variable	Default Value
Server
HTTPD_HOSTNAME_LOOKUPS	Off
HTTPD_KEEPALIVE	On
HTTPD_KEEPALIVE_REQUESTS	100
HTTPD_KEEPALIVE_TIMEOUT	75
HTTPD_REQUEST_WORKERS	100
HTTPD_SERVER_ADMIN	root@localhost
HTTPD_SERVER_NAME	localhost
HTTPD_SERVER_SIGNATURE	Off
HTTPD_SERVER_TOKENS	Prod
HTTPD_TIMEOUT	10
HTTPD_TIMEOUT_REQUEST	handshake=5 header=10 body=10
HTTPD_TRACE_ENABLE	Off
HTTPD_USE_CANONICAL_NAME	Off
Log
HTTPD_LOG_CUSTOM	/proc/self/fd/1 common env=!nolog
HTTPD_LOG_ERROR	/proc/self/fd/2
HTTPD_LOG_FORMAT	'%h %l %u %t \"%r\" %>s %b'
HTTPD_LOG_LEVEL	warn
Multi-processing modules
HTTPD_MPM_MAX_CLIENTS	400
HTTPD_MPM_THREAD_LIMIT	64
HTTPD_MPM_THREADS_PER_CHILD	25
HTTPD_MPM_SERVER_LIMIT	16
HTTPD_MPM_START_SERVERS	3
Static
HTTPD_DOCUMENT_CACHE_CONTROL	"public"
HTTPD_DOCUMENT_EXPIRES_ACTIVE	On
HTTPD_DOCUMENT_EXPIRES_DEFAULT	"access plus 1 days"
HTTPD_DOCUMENT_PRAGMA	"cache"
HTTPD_STATIC_CACHE_CONTROL	"public"
HTTPD_STATIC_EXPIRES_ACTIVE	On
HTTPD_STATIC_EXPIRES_DEFAULT	"access plus 7 days"
HTTPD_STATIC_PRAGMA	"cache"
Vhost
HTTPD_VHOST_ALLOW_OVERRIDE	None
HTTPD_VHOST_HTTP2	true
HTTPD_VHOST_INDEX_FILE
HTTPD_VHOST_OPTIONS	FollowSymLinks
HTTPD_VHOST_PRESET	default
HTTPD_VHOST_ROOT	/var/www/html
Preset "php"
HTTPD_BACKEND_HOST	php
HTTPD_BACKEND_PORT	9000
HTTPD_FCGI_PROXY_CONNECT_TIMEOUT	1
HTTPD_FCGI_PROXY_TIMEOUT	10