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authorFelix Fietkau <nbd@nbd.name>2016-07-22 14:27:52 +0200
committerFelix Fietkau <nbd@nbd.name>2016-07-29 10:18:26 +0200
commit76341cfc5f71fb3658535bc21b001399a84f8816 (patch)
tree6a81a709722d786717a4ebc2b2fd12e639187df8 /include/image.mk
parentc0dceae4bbb3aab0c4fcaf229925e8916d286797 (diff)
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build: add support for per-device rootfs based on device profile packges
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Diffstat (limited to 'include/image.mk')
-rw-r--r--include/image.mk60
1 files changed, 51 insertions, 9 deletions
diff --git a/include/image.mk b/include/image.mk
index 5970e58e1a..42aa3f0284 100644
--- a/include/image.mk
+++ b/include/image.mk
@@ -11,8 +11,19 @@ include $(INCLUDE_DIR)/kernel.mk
include $(INCLUDE_DIR)/host.mk
include $(INCLUDE_DIR)/version.mk
include $(INCLUDE_DIR)/image-commands.mk
+
+ifndef IB
+ ifdef CONFIG_TARGET_PER_DEVICE_ROOTFS
+ TARGET_PER_DEVICE_ROOTFS := 1
+ endif
+endif
+
include $(INCLUDE_DIR)/image-legacy.mk
+ifdef TARGET_PER_DEVICE_ROOTFS
+ include $(INCLUDE_DIR)/rootfs.mk
+endif
+
override MAKE:=$(_SINGLE)$(SUBMAKE)
override NO_TRACE_MAKE:=$(_SINGLE)$(NO_TRACE_MAKE)
@@ -21,7 +32,8 @@ param_get = $(patsubst $(1)=%,%,$(filter $(1)=%,$(2)))
param_mangle = $(subst $(space),_,$(strip $(1)))
param_unmangle = $(subst _,$(space),$(1))
-mkfs_target_dir = $(TARGET_DIR)
+mkfs_packages_id = $(shell echo $(sort $(1)) | md5sum | head -c 8)
+mkfs_target_dir = $(if $(call param_get,pkg,$(1)),$(KDIR)/target-dir-$(call param_get,pkg,$(1)),$(TARGET_DIR))
KDIR=$(KERNEL_BUILD_DIR)
KDIR_TMP=$(KDIR)/tmp
@@ -240,15 +252,15 @@ endef
define Image/mkfs/prepare/default
# Use symbolic permissions to avoid clobbering SUID/SGID/sticky bits
- - $(FIND) $(TARGET_DIR) -type f -not -perm /0100 -not -name 'ssh_host*' -not -name 'shadow' -print0 | $(XARGS) -0 chmod u+rw,g+r,o+r
- - $(FIND) $(TARGET_DIR) -type f -perm /0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
- - $(FIND) $(TARGET_DIR) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
- $(INSTALL_DIR) $(TARGET_DIR)/tmp $(TARGET_DIR)/overlay
- chmod 1777 $(TARGET_DIR)/tmp
+ - $(FIND) $(1) -type f -not -perm /0100 -not -name 'ssh_host*' -not -name 'shadow' -print0 | $(XARGS) -0 chmod u+rw,g+r,o+r
+ - $(FIND) $(1) -type f -perm /0100 -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
+ - $(FIND) $(1) -type d -print0 | $(XARGS) -0 chmod u+rwx,g+rx,o+rx
+ $(INSTALL_DIR) $(1)/tmp $(1)/overlay
+ chmod 1777 $(1)/tmp
endef
define Image/mkfs/prepare
- $(call Image/mkfs/prepare/default)
+ $(call Image/mkfs/prepare/default,$(1))
endef
@@ -272,6 +284,23 @@ ifdef CONFIG_TARGET_ROOTFS_CPIOGZ
endef
endif
+mkfs_packages = $(filter-out @%,$(PACKAGES_$(call param_get,pkg,pkg=$(target_params))))
+mkfs_packages_add = $(filter-out -%,$(mkfs_packages))
+mkfs_packages_remove = $(patsubst -%,%,$(filter -%,$(mkfs_packages)))
+mkfs_cur_target_dir = $(call mkfs_target_dir,pkg=$(target_params))
+
+target-dir-%: FORCE
+ rm -rf $(mkfs_cur_target_dir)
+ $(CP) $(TARGET_DIR) $(mkfs_cur_target_dir)
+ $(if $(mkfs_packages_add), \
+ $(call opkg,$(mkfs_cur_target_dir)) install \
+ $(call opkg_package_files,$(mkfs_packages_add)))
+ $(if $(mkfs_packages_remove), \
+ $(call opkg,$(mkfs_cur_target_dir)) remove \
+ $(mkfs_packages_remove))
+ $(call Image/mkfs/prepare,$(mkfs_cur_target_dir))
+ $(call prepare_rootfs,$(mkfs_cur_target_dir))
+
$(KDIR)/root.%: kernel_prepare
$(call Image/mkfs/$(word 1,$(target_params)),$(target_params))
@@ -347,6 +376,10 @@ endif
define Device/Check/Common
_PROFILE_SET = $$(strip $$(foreach profile,$$(PROFILES) DEVICE_$(1),$$(call DEVICE_CHECK_PROFILE,$$(profile))))
+ ifdef TARGET_PER_DEVICE_ROOTFS
+ ROOTFS_ID/$(1) := $$(if $$(_PROFILE_SET),$$(call mkfs_packages_id,$$(DEVICE_PACKAGES)))
+ PACKAGES_$$(ROOTFS_ID/$(1)) := $$(DEVICE_PACKAGES)
+ endif
endef
define Device/Check
@@ -409,7 +442,16 @@ endef
define Device/Build/image
$$(_TARGET): $(BIN_DIR)/$(call IMAGE_NAME,$(1),$(2))
$(eval $(call Device/Export,$(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)),$(1)))
- $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $(KDIR)/root.$(1)$$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1))))
+ ROOTFS/$(1)/$(3) := \
+ $(KDIR)/root.$(1)$$(strip \
+ $$(if $$(FS_OPTIONS/$(1)),+fs=$$(call param_mangle,$$(FS_OPTIONS/$(1)))) \
+ )$$(strip \
+ $(if $(TARGET_PER_DEVICE_ROOTFS),+pkg=$$(ROOTFS_ID/$(3))) \
+ )
+ ifndef IB
+ $$(ROOTFS/$(1)/$(3)): $(if $(TARGET_PER_DEVICE_ROOTFS),target-dir-$$(ROOTFS_ID/$(3)))
+ endif
+ $(KDIR)/tmp/$(call IMAGE_NAME,$(1),$(2)): $$(KDIR_KERNEL_IMAGE) $$(ROOTFS/$(1)/$(3))
@rm -f $$@
[ -f $$(word 1,$$^) -a -f $$(word 2,$$^) ]
$$(call concat_cmd,$(if $(IMAGE/$(2)/$(1)),$(IMAGE/$(2)/$(1)),$(IMAGE/$(2))))
@@ -493,7 +535,7 @@ define BuildImage
endif
mkfs_prepare: image_prepare
- $(call Image/mkfs/prepare)
+ $(call Image/mkfs/prepare,$(TARGET_DIR))
kernel_prepare: mkfs_prepare
$(call Image/Build/targz)