194 lines
6.0 KiB
Makefile
194 lines
6.0 KiB
Makefile
#!/usr/bin/make -f
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ISO ?= alpine-test.iso
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DESTDIR ?= $(shell pwd)/isotmp
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APKDIRS ?= ../aports/core/*/
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ISO_DIR := $(DESTDIR)/isofs
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find_apk = $(firstword $(wildcard $(addprefix $(APKDIRS),$(1)-[0-9]*.apk)))
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KERNEL_APK := $(call find_apk,linux-grsec)
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MODULE_APK := $(wildcard $(subst /linux-grsec-,/linux-grsec-mod-,$(KERNEL_APK)))
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KERNEL := $(word 3,$(subst -, ,$(notdir $(KERNEL_APK))))-$(word 2,$(subst -, ,$(notdir $(KERNEL_APK))))
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ALPINEBASELAYOUT_APK := $(call find_apk,alpine-baselayout)
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UCLIBC_APK := $(call find_apk,uclibc)
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BUSYBOX_APK := $(call find_apk,busybox)
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APK_TOOLS_APK := $(call find_apk,apk-tools)
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SOURCE_APKS := $(wildcard $(APKDIRS)/*apk)
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APK_BIN := $(shell which apk)
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ifneq ($(words $(KERNEL_APK) $(MODULE_APK) $(ALPINEBASELAYOUT_APK) $(UCLIBC_APK) $(BUSYBOX_APK) $(APK_TOOLS_APK)),6)
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$(error I did not find all APKs which I need.)
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endif
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all: $(ISO)
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help:
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@echo "Alpine ISO builder"
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@echo
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@echo "Type 'make' to build $(ISO)"
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@echo
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@echo "I will use the following sources files:"
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@echo " 1. $(notdir $(KERNEL_APK)) (looks like $(KERNEL))"
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@echo " 2. $(notdir $(MODULE_APK))"
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@echo " 3. $(notdir $(ALPINEBASELAYOUT_APK))"
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@echo " 4. $(notdir $(UCLIBC_APK))"
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@echo " 5. $(notdir $(BUSYBOX_APK))"
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ifeq ($(APK_BIN),)
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@echo " 6. $(notdir $(APK_TOOLS_APK))"
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else
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@echo " 6. $(APK_BIN)"
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endif
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@echo
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clean:
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rm -rf $(MODLOOP) $(MODLOOP_DIR) $(MODLOOP_DIRSTAMP) \
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$(INITFS) $(INITFS_DIRSTAMP) $(INITFS_DIR) \
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$(ISO_DIR)
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#
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# Modloop
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#
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MODLOOP := $(ISO_DIR)/boot/modloop.cmg
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MODLOOP_DIR := $(DESTDIR)/modloop
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MODLOOP_DIRSTAMP := $(DESTDIR)/stamp.modloop
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$(MODLOOP_DIRSTAMP): $(MODULE_APK)
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@echo "==> modloop: prepare modules $(notdir $(MODULE_APK))"
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@rm -rf $(MODLOOP_DIR)
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@mkdir -p $(MODLOOP_DIR)/lib/modules/
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@tar -C $(MODLOOP_DIR) -xzf $(MODULE_APK)
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@rm -rf $(addprefix $(MODLOOP_DIR)/lib/modules/*/, source build)
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@depmod $(KERNEL) -b $(MODLOOP_DIR)
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@touch $(MODLOOP_DIRSTAMP)
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$(MODLOOP): $(MODLOOP_DIRSTAMP)
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@echo "==> modloop: building image $(notdir $(MODLOOP))"
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@mkdir -p $(dir $(MODLOOP))
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@mkcramfs $(MODLOOP_DIR)/lib $(MODLOOP)
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#
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# Initramfs rules
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#
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INITFS := $(ISO_DIR)/boot/initramfs.gz
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INITFS_DIRSTAMP := $(DESTDIR)/stamp.initfs
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INITFS_DIR := $(DESTDIR)/initfs
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INITFS_MODDIR := $(INITFS_DIR)/lib/modules/$(KERNEL)
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INITFS_MODDIRSTAMP := $(DESTDIR)/stamp.initfs.modules
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INITFS_APKS := $(UCLIBC_APK) $(BUSYBOX_APK)
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INITFS_RAWBASEFILES := etc/mdev.conf etc/passwd etc/group etc/fstab etc/modules
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INITFS_BASEFILES := $(addprefix $(INITFS_DIR)/, $(INITFS_RAWBASEFILES))
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$(INITFS_DIRSTAMP): $(INITFS_APKS)
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@echo "==> initramfs: prepare baselayout"
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@rm -rf $(INITFS_DIR)
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@mkdir -p $(addprefix $(INITFS_DIR)/, \
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dev proc sys sbin bin .modloop lib/modules \
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media/cdrom media/floppy media/usb newroot)
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@for apk in $(INITFS_APKS) ; do \
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tar -C $(INITFS_DIR) -xzf $$apk ; \
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done
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@rm -f "$(INITFS_DIR)/.PKGINFO"
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@mknod $(INITFS_DIR)/dev/null c 1 3
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@touch $(INITFS_DIRSTAMP)
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$(INITFS_BASEFILES): $(INITFS_DIRSTAMP) $(ALPINEBASELAYOUT_APK)
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@echo "==> initramfs: $(notdir $(ALPINEBASELAYOUT_APK))"
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@tar -C $(INITFS_DIR) -xzf $(ALPINEBASELAYOUT_APK) $(INITFS_RAWBASEFILES)
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@touch $(INITFS_BASEFILES)
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$(INITFS_DIR)/init: initramfs-init $(INITFS_DIRSTAMP)
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@echo "==> initramfs: init script"
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@cp initramfs-init "$(INITFS_DIR)/init"
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ifeq ($(APK_BIN),)
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$(INITFS_DIR)/sbin/apk: $(APK_TOOLS_APK) $(INITFS_DIRSTAMP)
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@echo "==> initramfs: $(notdir $(APK_TOOLS_APK))"
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@tar -C $(INITFS_DIR) -xzf $(APK_TOOLS_APK) sbin/apk
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else
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$(INITFS_DIR)/sbin/apk: $(APK_BIN) $(INITFS_DIRSTAMP)
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@echo "==> initramfs: copy $(APK_BIN) from buildroot"
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@cp $(APK_BIN) "$(INITFS_DIR)/sbin"
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endif
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$(INITFS_MODDIRSTAMP): $(INITFS_DIRSTAMP) $(INITFS_MODFILES) $(MODLOOP_DIRSTAMP)
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@echo "==> initramfs: $(notdir $(MODULE_APK))"
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@rm -rf $(INITFS_DIR)/lib/modules
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@mkdir -p $(addprefix $(INITFS_MODDIR)/kernel/,drivers fs)
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@for i in acpi ata block ide scsi cdrom usb message hid; do \
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cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/drivers/$$i \
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$(INITFS_MODDIR)/kernel/drivers/ ; \
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done
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@for i in isofs vfat nls ext2 cramfs '*.ko'; do \
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cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/fs/$$i \
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$(INITFS_MODDIR)/kernel/fs/ ; \
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done
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@cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/lib \
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$(INITFS_MODDIR)/kernel/
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@depmod $(KERNEL) -b $(INITFS_DIR)
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@touch $(INITFS_MODDIRSTAMP)
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$(INITFS): $(INITFS_DIRSTAMP) $(INITFS_DIR)/init $(INITFS_DIR)/sbin/apk $(INITFS_MODDIRSTAMP) $(INITFS_BASEFILES)
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@echo "==> initramfs: creating $(notdir $(INITFS))"
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@(cd $(INITFS_DIR) && find . | cpio -o -H newc | gzip -9) > $(INITFS)
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#
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# ISO rules
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#
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ISOLINUX := $(ISO_DIR)/isolinux
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ISOLINUX_BIN := $(ISOLINUX)/isolinux.bin
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ISOLINUX_CFG := $(ISOLINUX)/isolinux.cfg
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$(ISOLINUX_BIN): /usr/share/syslinux/isolinux.bin
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@echo "==> iso: install isolinux"
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@mkdir -p $(dir $(ISOLINUX_BIN))
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@cp /usr/share/syslinux/isolinux.bin $(ISOLINUX_BIN)
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$(ISOLINUX_CFG):
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@echo "==> iso: configure isolinux"
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@mkdir -p $(dir $(ISOLINUX_BIN))
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@echo "timeout 20" >$(ISOLINUX_CFG)
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@echo "prompt 1" >>$(ISOLINUX_CFG)
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@echo "default linux" >>$(ISOLINUX_CFG)
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@echo "label linux" >>$(ISOLINUX_CFG)
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@echo " kernel /boot/vmlinuz" >>$(ISOLINUX_CFG)
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@echo " append initrd=/boot/initramfs.gz alpine_dev=cdrom modules=floppy quiet" >>$(ISOLINUX_CFG)
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ISO_KERNEL := $(ISO_DIR)/boot/vmlinuz
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ISO_APKS := $(ISO_DIR)/apks
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ISO_APKINDEX := $(ISO_APKS)/APK_INDEX.gz
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$(ISO_APKS): $(SOURCE_APKS)
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@echo "==> iso: prepare APK repository"
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@rm -rf $(ISO_APKS)
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@mkdir -p $(ISO_APKS)
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@for a in $(SOURCE_APKS) ; do \
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ln -f $$a $(ISO_APKS) 2>/dev/null || cp $$a $(ISO_APKS) ; \
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done
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@apk index $(SOURCE_APKS) | gzip -9 > $(ISO_APKINDEX)
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$(ISO_KERNEL): $(KERNEL_APK)
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@echo "==> iso: install kernel $(KERNEL)"
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@mkdir -p $(dir $(ISO_KERNEL))
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@tar -C $(ISO_DIR) -xzf $(KERNEL_APK) boot/vmlinuz boot/System.map
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@touch $(ISO_KERNEL)
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$(ISO): $(MODLOOP) $(INITFS) $(ISOLINUX_CFG) $(ISOLINUX_BIN) $(ISO_KERNEL) $(ISO_APKS)
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@echo "==> iso: building $(notdir $(ISO))"
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@genisoimage -o $(ISO) -l -J -R \
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-b isolinux/isolinux.bin \
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-c isolinux/boot.cat \
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-no-emul-boot \
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-boot-load-size 4 \
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-boot-info-table \
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-quiet \
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$(ISO_DIR)
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