platform_system_sepolicy/Android.mk
William Roberts 754f5ea7ee Allow overiding FORCE_PERMISSIVE_TO_UNCONFINED
It's beneficial to be able to overide this in a device makefile
if you need to get the domains into an unconfined state to keep
the logs from filling up on kernel entries without having to add
rules into device specific policy.

Change-Id: I7778be01256ac601f247e4d6e12573d0d23d12a1
2014-12-20 15:15:33 +00:00

312 lines
10 KiB
Makefile

LOCAL_PATH:= $(call my-dir)
include $(CLEAR_VARS)
# Force permissive domains to be unconfined+enforcing?
#
# During development, this should be set to false.
# Permissive means permissive.
#
# When we're close to a release and SELinux new policy development
# is frozen, we should flip this to true. This forces any currently
# permissive domains into unconfined+enforcing.
#
FORCE_PERMISSIVE_TO_UNCONFINED ?= false
ifeq ($(TARGET_BUILD_VARIANT),user)
# User builds are always forced unconfined+enforcing
FORCE_PERMISSIVE_TO_UNCONFINED := true
endif
# SELinux policy version.
# Must be <= /selinux/policyvers reported by the Android kernel.
# Must be within the compatibility range reported by checkpolicy -V.
POLICYVERS ?= 26
MLS_SENS=1
MLS_CATS=1024
# Quick edge case error detection for BOARD_SEPOLICY_REPLACE.
# Builds the singular path for each replace file.
sepolicy_replace_paths :=
$(foreach pf, $(BOARD_SEPOLICY_REPLACE), \
$(if $(filter $(pf), $(BOARD_SEPOLICY_UNION)), \
$(error Ambiguous request for sepolicy $(pf). Appears in both \
BOARD_SEPOLICY_REPLACE and BOARD_SEPOLICY_UNION), \
) \
$(eval _paths := $(filter-out $(BOARD_SEPOLICY_IGNORE), \
$(wildcard $(addsuffix /$(pf), $(BOARD_SEPOLICY_DIRS))))) \
$(eval _occurrences := $(words $(_paths))) \
$(if $(filter 0,$(_occurrences)), \
$(error No sepolicy file found for $(pf) in $(BOARD_SEPOLICY_DIRS)), \
) \
$(if $(filter 1, $(_occurrences)), \
$(eval sepolicy_replace_paths += $(_paths)), \
$(error Multiple occurrences of replace file $(pf) in $(_paths)) \
) \
$(if $(filter 0, $(words $(wildcard $(addsuffix /$(pf), $(LOCAL_PATH))))), \
$(error Specified the sepolicy file $(pf) in BOARD_SEPOLICY_REPLACE, \
but none found in $(LOCAL_PATH)), \
) \
)
# Quick edge case error detection for BOARD_SEPOLICY_UNION.
# This ensures that a requested union file exists somewhere
# in one of the listed BOARD_SEPOLICY_DIRS.
$(foreach pf, $(BOARD_SEPOLICY_UNION), \
$(if $(filter 0, $(words $(wildcard $(addsuffix /$(pf), $(BOARD_SEPOLICY_DIRS))))), \
$(error No sepolicy file found for $(pf) in $(BOARD_SEPOLICY_DIRS)), \
) \
)
# Builds paths for all requested policy files w.r.t
# both BOARD_SEPOLICY_REPLACE and BOARD_SEPOLICY_UNION
# product variables.
# $(1): the set of policy name paths to build
build_policy = $(foreach type, $(1), \
$(filter-out $(BOARD_SEPOLICY_IGNORE), \
$(foreach expanded_type, $(notdir $(wildcard $(addsuffix /$(type), $(LOCAL_PATH)))), \
$(if $(filter $(expanded_type), $(BOARD_SEPOLICY_REPLACE)), \
$(wildcard $(addsuffix $(expanded_type), $(sort $(dir $(sepolicy_replace_paths))))), \
$(LOCAL_PATH)/$(expanded_type) \
) \
) \
$(foreach union_policy, $(wildcard $(addsuffix /$(type), $(BOARD_SEPOLICY_DIRS))), \
$(if $(filter $(notdir $(union_policy)), $(BOARD_SEPOLICY_UNION)), \
$(union_policy), \
) \
) \
) \
)
sepolicy_build_files := security_classes \
initial_sids \
access_vectors \
global_macros \
neverallow_macros \
mls_macros \
mls \
policy_capabilities \
te_macros \
attributes \
*.te \
roles \
users \
initial_sid_contexts \
fs_use \
genfs_contexts \
port_contexts
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := sepolicy
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
sepolicy_policy.conf := $(intermediates)/policy.conf
$(sepolicy_policy.conf): PRIVATE_MLS_SENS := $(MLS_SENS)
$(sepolicy_policy.conf): PRIVATE_MLS_CATS := $(MLS_CATS)
$(sepolicy_policy.conf) : $(call build_policy, $(sepolicy_build_files))
@mkdir -p $(dir $@)
$(hide) m4 -D mls_num_sens=$(PRIVATE_MLS_SENS) -D mls_num_cats=$(PRIVATE_MLS_CATS) \
-D target_build_variant=$(TARGET_BUILD_VARIANT) \
-D force_permissive_to_unconfined=$(FORCE_PERMISSIVE_TO_UNCONFINED) \
-s $^ > $@
$(hide) sed '/dontaudit/d' $@ > $@.dontaudit
$(LOCAL_BUILT_MODULE) : $(sepolicy_policy.conf) $(HOST_OUT_EXECUTABLES)/checkpolicy
@mkdir -p $(dir $@)
$(hide) $(HOST_OUT_EXECUTABLES)/checkpolicy -M -c $(POLICYVERS) -o $@ $<
$(hide) $(HOST_OUT_EXECUTABLES)/checkpolicy -M -c $(POLICYVERS) -o $(dir $<)/$(notdir $@).dontaudit $<.dontaudit
built_sepolicy := $(LOCAL_BUILT_MODULE)
sepolicy_policy.conf :=
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := sepolicy.recovery
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := eng
include $(BUILD_SYSTEM)/base_rules.mk
sepolicy_policy_recovery.conf := $(intermediates)/policy_recovery.conf
$(sepolicy_policy_recovery.conf): PRIVATE_MLS_SENS := $(MLS_SENS)
$(sepolicy_policy_recovery.conf): PRIVATE_MLS_CATS := $(MLS_CATS)
$(sepolicy_policy_recovery.conf) : $(call build_policy, $(sepolicy_build_files))
@mkdir -p $(dir $@)
$(hide) m4 -D mls_num_sens=$(PRIVATE_MLS_SENS) -D mls_num_cats=$(PRIVATE_MLS_CATS) \
-D target_build_variant=$(TARGET_BUILD_VARIANT) \
-D force_permissive_to_unconfined=$(FORCE_PERMISSIVE_TO_UNCONFINED) \
-D target_recovery=true \
-s $^ > $@
$(LOCAL_BUILT_MODULE) : $(sepolicy_policy_recovery.conf) $(HOST_OUT_EXECUTABLES)/checkpolicy
@mkdir -p $(dir $@)
$(hide) $(HOST_OUT_EXECUTABLES)/checkpolicy -M -c $(POLICYVERS) -o $@ $<
built_sepolicy_recovery := $(LOCAL_BUILT_MODULE)
sepolicy_policy_recovery.conf :=
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := general_sepolicy.conf
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := tests
include $(BUILD_SYSTEM)/base_rules.mk
exp_sepolicy_build_files :=\
$(wildcard $(addprefix $(LOCAL_PATH)/, $(sepolicy_build_files)))
$(LOCAL_BUILT_MODULE): PRIVATE_MLS_SENS := $(MLS_SENS)
$(LOCAL_BUILT_MODULE): PRIVATE_MLS_CATS := $(MLS_CATS)
$(LOCAL_BUILT_MODULE): $(exp_sepolicy_build_files)
mkdir -p $(dir $@)
$(hide) m4 -D mls_num_sens=$(PRIVATE_MLS_SENS) -D mls_num_cats=$(PRIVATE_MLS_CATS) \
-D target_build_variant=user \
-D force_permissive_to_unconfined=true \
-s $^ > $@
$(hide) sed '/dontaudit/d' $@ > $@.dontaudit
GENERAL_SEPOLICY_POLICY.CONF = $(LOCAL_BUILT_MODULE)
exp_sepolicy_build_files :=
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := file_contexts
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
ALL_FC_FILES := $(call build_policy, file_contexts)
$(LOCAL_BUILT_MODULE): PRIVATE_SEPOLICY := $(built_sepolicy)
$(LOCAL_BUILT_MODULE): $(ALL_FC_FILES) $(built_sepolicy) $(HOST_OUT_EXECUTABLES)/checkfc
@mkdir -p $(dir $@)
$(hide) m4 -s $(ALL_FC_FILES) > $@
$(hide) $(HOST_OUT_EXECUTABLES)/checkfc $(PRIVATE_SEPOLICY) $@
built_fc := $(LOCAL_BUILT_MODULE)
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := seapp_contexts
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
seapp_contexts.tmp := $(intermediates)/seapp_contexts.tmp
$(seapp_contexts.tmp): $(call build_policy, seapp_contexts)
@mkdir -p $(dir $@)
$(hide) m4 -s $^ > $@
$(LOCAL_BUILT_MODULE): PRIVATE_SEPOLICY := $(built_sepolicy)
$(LOCAL_BUILT_MODULE) : $(seapp_contexts.tmp) $(built_sepolicy) $(HOST_OUT_EXECUTABLES)/checkseapp
@mkdir -p $(dir $@)
$(HOST_OUT_EXECUTABLES)/checkseapp -p $(PRIVATE_SEPOLICY) -o $@ $<
built_sc := $(LOCAL_BUILT_MODULE)
seapp_contexts.tmp :=
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := property_contexts
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
ALL_PC_FILES := $(call build_policy, property_contexts)
$(LOCAL_BUILT_MODULE): PRIVATE_SEPOLICY := $(built_sepolicy)
$(LOCAL_BUILT_MODULE): $(ALL_PC_FILES) $(built_sepolicy) $(HOST_OUT_EXECUTABLES)/checkfc
@mkdir -p $(dir $@)
$(hide) m4 -s $(ALL_PC_FILES) > $@
$(hide) $(HOST_OUT_EXECUTABLES)/checkfc -p $(PRIVATE_SEPOLICY) $@
built_pc := $(LOCAL_BUILT_MODULE)
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := service_contexts
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
ALL_SVC_FILES := $(call build_policy, service_contexts)
$(LOCAL_BUILT_MODULE): PRIVATE_SEPOLICY := $(built_sepolicy)
$(LOCAL_BUILT_MODULE): $(ALL_SVC_FILES) $(built_sepolicy) $(HOST_OUT_EXECUTABLES)/checkfc
@mkdir -p $(dir $@)
$(hide) m4 -s $(ALL_SVC_FILES) > $@
$(hide) $(HOST_OUT_EXECUTABLES)/checkfc -p $(PRIVATE_SEPOLICY) $@
built_svc := $(LOCAL_BUILT_MODULE)
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := mac_permissions.xml
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_OUT_ETC)/security
include $(BUILD_SYSTEM)/base_rules.mk
# Build keys.conf
mac_perms_keys.tmp := $(intermediates)/keys.tmp
$(mac_perms_keys.tmp) : $(call build_policy, keys.conf)
@mkdir -p $(dir $@)
$(hide) m4 -s $^ > $@
ALL_MAC_PERMS_FILES := $(call build_policy, $(LOCAL_MODULE))
$(LOCAL_BUILT_MODULE) : $(mac_perms_keys.tmp) $(HOST_OUT_EXECUTABLES)/insertkeys.py $(ALL_MAC_PERMS_FILES)
@mkdir -p $(dir $@)
$(hide) DEFAULT_SYSTEM_DEV_CERTIFICATE="$(dir $(DEFAULT_SYSTEM_DEV_CERTIFICATE))" \
$(HOST_OUT_EXECUTABLES)/insertkeys.py -t $(TARGET_BUILD_VARIANT) -c $(TOP) $< -o $@ $(ALL_MAC_PERMS_FILES)
mac_perms_keys.tmp :=
##################################
include $(CLEAR_VARS)
LOCAL_MODULE := selinux_version
LOCAL_MODULE_CLASS := ETC
LOCAL_MODULE_TAGS := optional
LOCAL_MODULE_PATH := $(TARGET_ROOT_OUT)
include $(BUILD_SYSTEM)/base_rules.mk
$(LOCAL_BUILT_MODULE) : $(built_sepolicy) $(built_pc) $(built_fc) $(built_sc) $(built_svc)
@mkdir -p $(dir $@)
$(hide) echo -n $(BUILD_FINGERPRINT) > $@
##################################
build_policy :=
sepolicy_build_files :=
sepolicy_replace_paths :=
built_sepolicy :=
built_sc :=
built_fc :=
built_pc :=
built_svc :=
include $(call all-makefiles-under,$(LOCAL_PATH))