########################################

#

# Rules and Targets for building modular policies

#

ALL_MODULES := $(BASE_MODS) $(MOD_MODS)

ALL_INTERFACES := $(ALL_MODULES:.te=.if)

BASE_PKG := base.pp

BASE_FC := base.fc

BASE_SECTIONS := tmp/pre_te_files.conf tmp/generated_definitions.conf tmp/all_interfaces.conf tmp/all_attrs_types.conf $(GLOBALBOOL) $(GLOBALTUN) tmp/only_te_rules.conf tmp/all_post.conf

BASE_PRE_TE_FILES := $(SECCLASS) $(ISIDS) $(AVS) $(M4SUPPORT) $(POLDIR)/mls $(POLDIR)/mcs

BASE_TE_FILES := $(BASE_MODS)

BASE_POST_TE_FILES := $(USER_FILES) $(POLDIR)/constraints

BASE_FC_FILES := $(BASE_MODS:.te=.fc)

MOD_MODULES := $(MOD_MODS:.te=.mod)

MOD_PKGS := $(notdir $(MOD_MODS:.te=.pp))

# policy packages to install

INSTPKG := $(addprefix $(MODPKGDIR)/,$(BASE_PKG) $(MOD_PKGS))

# search layer dirs for source files

vpath %.te $(ALL_LAYERS)

vpath %.if $(ALL_LAYERS)

vpath %.fc $(ALL_LAYERS)

########################################

#

# default action: create all module packages

#

default: base

all: base modules

base: $(BASE_PKG)

modules: $(MOD_PKGS)

install: $(INSTPKG) $(APPFILES)

########################################

#

# Load all configured modules

#

load: $(INSTPKG) $(APPFILES)

	@echo "Loading configured modules."

	$(QUIET) $(SEMODULE) -s $(NAME) -b $(MODPKGDIR)/$(BASE_PKG) $(foreach mod,$(MOD_PKGS),-i $(MODPKGDIR)/$(mod))

########################################

#

# Install policy packages

#

$(MODPKGDIR)/%.pp: %.pp

	@mkdir -p $(MODPKGDIR)

	@echo "Installing $(@F) policy package."

	$(QUIET) install -m 0644 $^ $(MODPKGDIR)

########################################

#

# Build module packages

#

tmp/%.mod: $(M4SUPPORT) tmp/generated_definitions.conf tmp/all_interfaces.conf %.te

	@echo "Compliling $(NAME) $(@F) module"

	$(QUIET) m4 $(M4PARAM) -s $^ > $(@:.mod=.tmp)

	$(QUIET) $(CHECKMODULE) -m $(@:.mod=.tmp) -o $@

tmp/%.mod.fc: $(M4SUPPORT) %.fc

	$(QUIET) m4 $(M4PARAM) $(M4SUPPORT) $^ > $@

%.pp: tmp/%.mod tmp/%.mod.fc

	@echo "Creating $(NAME) $(@F) policy package"

	$(QUIET) $(SEMOD_PKG) -o $@ -m $< -f $<.fc

########################################

#

# Create a base module package

#

$(BASE_PKG): tmp/base.mod $(BASE_FC)

	@echo "Creating $(NAME) base module package"

	$(QUIET) $(SEMOD_PKG) -o $@ -m tmp/base.mod -f $(BASE_FC)

tmp/base.mod: base.conf

	@echo "Compiling $(NAME) base module"

	$(QUIET) $(CHECKMODULE) $^ -o $@

########################################

#

# Construct a base.conf

#

base.conf: $(BASE_SECTIONS)

	@echo "Creating $(NAME) base module policy.conf"

# checkpolicy can use the #line directives provided by -s for error reporting:

	$(QUIET) m4 -D self_contained_policy $(M4PARAM) -s $^ > tmp/$@.tmp

	$(QUIET) sed -e /^portcon/d -e /^nodecon/d -e /^netifcon/d < tmp/$@.tmp > $@

# the ordering of these ocontexts matters:

	$(QUIET) grep ^portcon tmp/$@.tmp >> $@ || true

	$(QUIET) grep ^netifcon tmp/$@.tmp >> $@ || true

	$(QUIET) grep ^nodecon tmp/$@.tmp >> $@ || true

tmp/pre_te_files.conf: $(BASE_PRE_TE_FILES)

	@test -d tmp || mkdir -p tmp

	$(QUIET) cat $^ > $@

tmp/generated_definitions.conf: $(ALL_LAYERS) $(BASE_TE_FILES)

	@test -d tmp || mkdir -p tmp

# define all available object classes

	$(QUIET) $(GENPERM) $(AVS) $(SECCLASS) > $@

# per-userdomain templates

	$(QUIET) echo "define(\`per_userdomain_templates',\`" >> $@

	$(QUIET) for i in $(patsubst %.te,%,$(notdir $(ALL_MODULES))); do \

		echo "ifdef(\`""$$i""_per_userdomain_template',\`""$$i""_per_userdomain_template("'$$*'")')" \

			>> $@ ;\

	done

	$(QUIET) echo "')" >> $@

# define foo.te

	$(QUIET) for i in $(notdir $(BASE_TE_FILES)); do \

		echo "define(\`$$i')" >> $@ ;\

	done

	$(QUIET) $(SETTUN) $(BOOLEANS) >> $@

tmp/all_interfaces.conf: $(M4SUPPORT) $(ALL_INTERFACES)

ifeq ($(ALL_INTERFACES),)

	$(error No enabled modules! $(notdir $(MOD_CONF)) may need to be generated by using "make conf")

endif

	@test -d tmp || mkdir -p tmp

	$(QUIET) m4 $^ | sed -e s/dollarsstar/\$$\*/g > $@

tmp/all_te_files.conf: $(BASE_TE_FILES)

ifeq ($(BASE_TE_FILES),)

	$(error No enabled modules! $(notdir $(MOD_CONF)) may need to be generated by using "make conf")

endif

	@test -d tmp || mkdir -p tmp

	$(QUIET) cat $^ > $@

tmp/post_te_files.conf: $(BASE_POST_TE_FILES)

	@test -d tmp || mkdir -p tmp

	$(QUIET) cat $^ > $@

# extract attributes and put them first. extract post te stuff

# like genfscon and put last.  portcon, nodecon, and netifcon

# is delayed since they are generated by m4

tmp/all_attrs_types.conf tmp/only_te_rules.conf tmp/all_post.conf: tmp/all_te_files.conf tmp/post_te_files.conf

	$(QUIET) grep ^attribute tmp/all_te_files.conf > tmp/all_attrs_types.conf || true

	$(QUIET) grep '^type ' tmp/all_te_files.conf >> tmp/all_attrs_types.conf

	$(QUIET) cat tmp/post_te_files.conf > tmp/all_post.conf

	$(QUIET) grep '^sid ' tmp/all_te_files.conf >> tmp/all_post.conf || true

	$(QUIET) egrep '^fs_use_(xattr|task|trans)' tmp/all_te_files.conf >> tmp/all_post.conf || true

	$(QUIET) grep ^genfscon tmp/all_te_files.conf >> tmp/all_post.conf || true

	$(QUIET) sed -r -e /^attribute/d -e '/^type /d' -e /^genfscon/d \

			-e '/^sid /d' -e '/^fs_use_(xattr|task|trans)/d' \

			< tmp/all_te_files.conf > tmp/only_te_rules.conf

########################################

#

# Construct a base.fc

#

$(BASE_FC): tmp/$(BASE_FC).tmp $(FCSORT)

	$(QUIET) $(FCSORT) $< $@

tmp/$(BASE_FC).tmp: $(M4SUPPORT) tmp/generated_definitions.conf $(BASE_FC_FILES)

ifeq ($(BASE_FC_FILES),)

	$(error No enabled modules! $(notdir $(MOD_CONF)) may need to be generated by using "make conf")

endif

	@echo "Creating $(NAME) base module file contexts."

	@test -d tmp || mkdir -p tmp

	$(QUIET) m4 $(M4PARAM) $^ > $@

########################################

#

# Appconfig files

#

$(APPDIR)/customizable_types: base.conf

	@mkdir -p $(APPDIR)

	$(QUIET) grep "^type .*customizable" $< | cut -d',' -f1 | cut -d' ' -f2 > tmp/customizable_types

	$(QUIET) install -m 644 tmp/customizable_types $@ 

########################################

#

# Clean the sources

#

clean:

	rm -f base.conf

	rm -f *.pp

	rm -f $(BASE_FC)

	rm -fR tmp

.PHONY: default all base modules install load clean