Initial base

.github/dependabot.yml

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+version: 2
+updates:
+
+  # Maintain dependencies for GitHub Actions
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "daily"
+    assignees:
+      - "xZero707"
+
+   # Maintain Docker image dependencies
+  - package-ecosystem: "docker"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+    assignees:
+      - "xZero707"

.github/workflows/image.yml

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+name: Build docker WordPress UNIT base image
+
+on:
+  push:
+    branches: master
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      -
+        name: checkout code
+        uses: actions/checkout@v3
+      -
+        name: Set up QEMU
+        uses: docker/setup-qemu-action@v2
+      -
+        name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v2
+        with:
+          config-inline: |
+            [worker.oci]
+              max-parallelism = 16
+      -
+        name: Login to DockerHub
+        uses: docker/login-action@v2
+        with:
+          username: ${{ secrets.DOCKER_USERNAME }}
+          password: ${{ secrets.DOCKER_PASSWORD }}
+      -
+        name: Build and push
+        uses: docker/[email protected]
+        with:
+          files: build/docker-bake.hcl
+          push: true
+          set: |
+            *.cache-from=type=gha,scope=wordpress-base
+            *.cache-to=type=gha,scope=wordpress-base,mode=max

.gitignore

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+.idea/

Dockerfile

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+ARG WP_IMG_BASE_VERSION=6.1.1
+ARG PHP_VERSION=8.1
+ARG UNIT_VERSION=1.29.0
+
+
+
+################################################
+# Tag official WordPress image resources       #
+################################################
+FROM wordpress:${WP_IMG_BASE_VERSION}-php${PHP_VERSION}-fpm-alpine AS wordpress
+
+
+
+################################################
+# Build rootfs                                 #
+################################################
+FROM scratch AS rootfs
+
+# Install attr utility
+COPY --from=nlss/attr ["/usr/local/bin/attr", "/usr/local/bin/"]
+
+# Add crond service
+COPY --from=nlss/base-alpine:3.17 ["/etc/services.d/cron/", "/etc/services.d/cron/"]
+
+# WordPress specific php configuration
+COPY --from=wordpress ["/usr/local/etc/php/conf.d/opcache-recommended.ini", "/usr/local/etc/php/conf.d/error-logging.ini", "/usr/local/etc/php/conf.d/"]
+
+# Overlay
+COPY ["./rootfs/", "/"]
+
+
+
+################################################
+# Final stage                                  #
+################################################
+ARG PHP_VERSION
+ARG UNIT_VERSION
+FROM --platform=${TARGETPLATFORM} nlss/unit-php:${UNIT_VERSION}-PHP${PHP_VERSION}
+
+RUN set -eux \
+    && apk add --update --no-cache bash less mysql-client tzdata imagemagick ghostscript \
+    && apk add --no-cache --virtual .build-deps \
+       		${PHPIZE_DEPS:?} \
+       		freetype-dev \
+       		icu-dev \
+       		imagemagick-dev \
+       		libjpeg-turbo-dev \
+       		libpng-dev \
+       		libwebp-dev \
+       		libzip-dev \
+    && docker-php-ext-configure gd \
+       		--with-freetype \
+       		--with-jpeg \
+       		--with-webp \
+    && docker-php-ext-install -j "$(nproc)" \
+       		bcmath \
+       		exif \
+       		gd \
+       		intl \
+       		mysqli \
+       		zip \
+    && pecl install imagick-3.6.0 \
+    && docker-php-ext-enable imagick \
+    && rm -r /tmp/pear \
+    && extDir="$(php -i | grep "^extension_dir" | awk -F'=>' '{print $2}' | xargs)" \
+    && runDeps="$( \
+       		scanelf --needed --nobanner --format '%n#p' --recursive "${extDir}" \
+       			| tr ',' '\n' \
+       			| sort -u \
+       			| awk 'system("[ -e /usr/local/lib/" $1 " ]") == 0 { next } { print "so:" $1 }' \
+    )" \
+    && apk add --no-network --virtual .wordpress-phpexts-rundeps ${runDeps} \
+    && apk del --no-network .build-deps \
+    && php --version || exit 1 \
+    && mkdir -p /var/www/html/wp-content/{languages,themes,plugins,uploads} \
+    && chown -R www-data:www-data /var/www/html/wp-content
+
+COPY --from=rootfs ["/", "/"]
+
+RUN echo "*/5 * * * * /usr/local/bin/wp cron event run --due-now" >> /etc/crontabs/www-data
+
+ENV S6_KEEP_ENV=1
+ENV S6_BEHAVIOUR_IF_STAGE2_FAILS=2
+ENV CRON_ENABLED=true
+
+ARG WP_IMG_BASE_VERSION
+ENV WP_IMG_BASE_VERSION=${WP_IMG_BASE_VERSION}
+
+LABEL maintainer="Aleksandar Puharic <[email protected]>"
+ENTRYPOINT ["/init"]
+EXPOSE 80/TCP

build/docker-bake.hcl

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+group "default" {
+  targets = ["1_0_0"]
+}
+
+target "build-dockerfile" {
+  dockerfile = "Dockerfile"
+}
+
+target "build-platforms" {
+  platforms = ["linux/amd64", "linux/armhf", "linux/aarch64"]
+}
+
+target "build-common" {
+  pull = true
+}
+
+target "1_0_0" {
+  inherits = ["build-dockerfile", "build-platforms", "build-common"]
+  tags     = ["docker.io/nlss/wordpress-unit-base:latest", "docker.io/nlss/wordpress-unit-base:1.0.0"]
+  args = {
+    WP_IMG_BASE_VERSION = "6.1.1"
+    PHP_VERSION = "8.1"
+  }
+}

rootfs/etc/cont-init.d/99-webuser-permissions

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+#!/usr/bin/with-contenv sh
+set -e
+
+/usr/local/bin/attr /var/www true www-data:www-data 0770 2771

rootfs/etc/unit/config.json

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+{
+    "listeners": {
+        "*:80": {
+            "pass": "routes"
+        }
+
+    },
+    "routes": [
+        {
+            "match": {
+                "uri": [
+                    "*.php",
+                    "*.php/*",
+                    "/wp-admin/"
+                ]
+            },
+            "action": {
+                "pass": "applications/wordpress/direct"
+            }
+        },
+        {
+            "action": {
+                "share": "/var/www/html$uri",
+                "fallback": {
+                    "pass": "applications/wordpress/index"
+                }
+            }
+        }
+    ],
+    "applications": {
+        "wordpress": {
+            "type": "php",
+            "targets": {
+                "direct": {
+                    "root": "/var/www/html/"
+                },
+                "index": {
+                    "root": "/var/www/html/",
+                    "script": "index.php"
+                }
+            }
+        }
+    }
+}

rootfs/var/www/html/index.php

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+<?php
+
+echo 'Hello World!';