Initial

.gitignore

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+base
+output
+target

Makefile

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+BASE_PKGS := alpine-keys alpine-baselayout
+BOOT_HOST := 203.0.113.1
+ROOT_DIR:=$(shell dirname $(realpath $(firstword $(MAKEFILE_LIST))))
+PROTO := http
+MIRROR := $(PROTO)://$(BOOT_HOST)/alpine/extended
+
+all: base packages files commands build-overlay
+
+base:
+	@echo " * Building Base Image..."
+	@mkdir -p tmp base
+	@echo " -- Gathering base package info"
+	@wget -q $(MIRROR)/x86_64/ -O tmp/alpine-packages.html
+	@for pkg in $(BASE_PKGS); do \
+		pkgver=$$(grep \"$$pkg tmp/alpine-packages.html | egrep -o [0-9]+\.[0-9]+[0-9.]*-r[0-9]+ | uniq); \
+		wget -q $(MIRROR)/x86_64/$${pkg}-$${pkgver}.apk -O tmp/$${pkg}-$${pkgver}.apk; \
+		done
+	@echo " -- Create Base Layout"
+	@tar xzf tmp/alpine-keys-*.apk -C base 2>/dev/null
+	@tar xzf tmp/alpine-baselayout-*.apk -C base etc/shadow etc/hosts etc/group etc/passwd 2>/dev/null
+	@echo " -- Setup Init"
+	@for runlevel in boot default shutdown sysinit; do \
+		mkdir -p base/etc/runlevels/$$runlevel; done
+	@for initd in bootmisc hostname hwclock modules sysctl syslog networking; do \
+		ln -s /etc/init.d/$$initd base/etc/runlevels/boot/$$initd; done
+	@for initd in devfs dmesg hwdrivers mdev modloop; do \
+		ln -s /etc/init.d/$$initd base/etc/runlevels/sysinit/$$initd; done
+	@for initd in killprocs mount-ro savecache; do \
+		ln -s /etc/init.d/$$initd base/etc/runlevels/shutdown/$$initd; done
+	@sudo rm -rf tmp
+
+.PHONY: packages
+packages: base
+	 @test \! -d target && echo " * Cloning base to target..." \
+		 && sudo rsync -raH base/ target || true
+	 @if [ \! -f packages ]; then \
+		 echo " * No packages to Install"; \
+	elif diff -q packages target/etc/apk/world 2>/dev/null >/dev/null; then true; \
+	else \
+		echo " * Updating apk/world file..."; \
+		cp packages target/etc/apk/world; \
+	fi
+
+.PHONY: files
+files: packages
+	@echo " * Copying Files..."
+	@sudo cp -rv files/* target
+
+.PHONY: commands
+commands: files
+	@echo " * Running Commands..."
+	@echo " -- Setup local start"
+	@ln -s /etc/init.d/local target/etc/runlevels/default/local
+
+.PHONY: build-overlay
+build-overlay: commands
+	@echo " * Building Overlay..."
+	@mkdir -p tmp output
+	@sudo rsync -raH target/ tmp/overlay
+	@sudo chown -R root:root tmp/overlay
+	@cd tmp/overlay; sudo tar czf $(ROOT_DIR)/output/apkovl.tar.gz .
+	@sudo rm -rf tmp
+
+clean:
+	@echo " * Cleaning Up"
+	@sudo rm -rf tmp output target
+
+clean-all: clean
+	@echo " -- Cleaning Base"
+	@sudo rm -rf base
+

files/etc/conf.d/local

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+rc_verbose=yes

files/etc/local.d/rclocal.start

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+#!/bin/sh
+
+echo "Hello World"

files/etc/network/interfaces

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+auto lo
+iface lo inet loopback

packages

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+alpine-base
+openssh
+strongswan