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

#

# Rules and Targets for building modular policies

#

ALL_MODULES := $(BASE_MODS) $(MOD_MODS) $(OFF_MODS)

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

BASE_PKG := $(BUILDDIR)base.pp

BASE_FC := $(BUILDDIR)base.fc

BASE_CONF := $(BUILDDIR)base.conf

BASE_MOD := $(TMPDIR)/base.mod

USERS_EXTRA := $(TMPDIR)/users_extra

BASE_SECTIONS := $(TMPDIR)/pre_te_files.conf $(TMPDIR)/all_attrs_types.conf $(TMPDIR)/global_bools.conf $(TMPDIR)/only_te_rules.conf $(TMPDIR)/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 := $(addprefix $(BUILDDIR),$(notdir $(MOD_MODS:.te=.pp)))

# policy packages to install

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

# search layer dirs for source files

vpath %.te $(ALL_LAYERS)

vpath %.if $(ALL_LAYERS)

vpath %.fc $(ALL_LAYERS)

# broken in make 3.81:

#.SECONDARY:

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

#

# default action: create all module packages

#

default: policy

all policy: base modules

base: $(BASE_PKG)

modules: $(MOD_PKGS)

install: $(INSTPKG) $(APPFILES)

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

#

# Load all configured modules

#

load: $(INSTPKG) $(APPFILES)

	@echo "Loading configured modules."

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

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

#

# Install policy packages

#

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

	@mkdir -p $(MODPKGDIR)

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

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

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

#

# Build module packages

#

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

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

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(call peruser-expansion,$(basename $(@F)),$@.role)

	$(verbose) $(M4) $(M4PARAM) -s $^ $@.role > $(@:.mod=.tmp)

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

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

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) $(M4SUPPORT) $^ > $@

$(BUILDDIR)%.pp: $(TMPDIR)/%.mod $(TMPDIR)/%.mod.fc

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

	@test -d $(BUILDDIR) || mkdir -p $(BUILDDIR)

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

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

#

# Create a base module package

#

$(BASE_PKG): $(BASE_MOD) $(BASE_FC) $(USERS_EXTRA) $(SEUSERS)

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

	@test -d $(BUILDDIR) || mkdir -p $(BUILDDIR)

	$(verbose) $(SEMOD_PKG) -o $@ -m $(BASE_MOD) -f $(BASE_FC) -u $(USERS_EXTRA) -s $(SEUSERS)

$(BASE_MOD): $(BASE_CONF)

	@echo "Compiling $(NAME) base module"

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

$(USERS_EXTRA): $(M4SUPPORT) $(USER_FILES)

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) -D users_extra $^ | \

		$(SED) -r -n -e 's/^[[:blank:]]*//g' -e '/^user/p' > $@

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

#

# Construct a base.conf

#

$(BASE_CONF): $(BASE_SECTIONS)

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

	@test -d $(@D) || mkdir -p $(@D)

	$(verbose) cat $^ > $@

$(TMPDIR)/pre_te_files.conf: M4PARAM += -D self_contained_policy

$(TMPDIR)/pre_te_files.conf: $(BASE_PRE_TE_FILES)

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) $^ > $@

$(TMPDIR)/generated_definitions.conf: $(BASE_TE_FILES)

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

# define all available object classes

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

# per-userdomain templates

	$(verbose) echo "define(\`base_per_userdomain_template',\`" >> $@

	$(verbose) for i in $(patsubst %.te,%,$(BASE_MODS)); do \

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

			>> $@ ;\

	done

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

	$(verbose) test -f $(BOOLEANS) && $(SETBOOLS) $(BOOLEANS) >> $@ || true

$(TMPDIR)/global_bools.conf: M4PARAM += -D self_contained_policy

$(TMPDIR)/global_bools.conf: $(M4SUPPORT) $(TMPDIR)/generated_definitions.conf $(GLOBALBOOL) $(GLOBALTUN)

	$(verbose) $(M4) $(M4PARAM) $^ > $@

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

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	@echo "ifdef(\`__if_error',\`m4exit(1)')" > $(TMPDIR)/iferror.m4

	@echo "divert(-1)" > $@

	$(verbose) $(M4) $^ $(TMPDIR)/iferror.m4 >> $(TMPDIR)/$(@F).tmp

	$(verbose) $(SED) -e s/dollarsstar/\$$\*/g $(TMPDIR)/$(@F).tmp >> $@

	@echo "divert" >> $@

$(TMPDIR)/rolemap.conf: M4PARAM += -D self_contained_policy

$(TMPDIR)/rolemap.conf: $(ROLEMAP)

	$(call parse-rolemap,base,$@)

$(TMPDIR)/all_te_files.conf: M4PARAM += -D self_contained_policy

$(TMPDIR)/all_te_files.conf: $(M4SUPPORT) $(TMPDIR)/generated_definitions.conf $(TMPDIR)/all_interfaces.conf $(BASE_TE_FILES) $(TMPDIR)/rolemap.conf

ifeq "$(strip $(BASE_TE_FILES))" ""

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

endif

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) -s $^ > $@

$(TMPDIR)/post_te_files.conf: M4PARAM += -D self_contained_policy

$(TMPDIR)/post_te_files.conf: $(M4SUPPORT) $(BASE_POST_TE_FILES)

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) $^ > $@

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

# like genfscon and put last.

$(TMPDIR)/all_attrs_types.conf $(TMPDIR)/only_te_rules.conf $(TMPDIR)/all_post.conf: $(TMPDIR)/all_te_files.conf $(TMPDIR)/post_te_files.conf

	$(verbose) $(get_type_attr_decl) $(TMPDIR)/all_te_files.conf | $(SORT) > $(TMPDIR)/all_attrs_types.conf

	$(verbose) cat $(TMPDIR)/post_te_files.conf > $(TMPDIR)/all_post.conf

# these have to run individually because order matters:

	$(verbose) $(GREP) '^sid ' $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(GREP) '^fs_use_(xattr|task|trans)' $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(GREP) ^genfscon $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(GREP) ^portcon $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(GREP) ^netifcon $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(GREP) ^nodecon $(TMPDIR)/all_te_files.conf >> $(TMPDIR)/all_post.conf || true

	$(verbose) $(comment_move_decl) $(TMPDIR)/all_te_files.conf > $(TMPDIR)/only_te_rules.conf

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

#

# Construct a base.fc

#

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

	$(verbose) $(FCSORT) $< $@

$(TMPDIR)/$(notdir $(BASE_FC)).tmp: $(M4SUPPORT) $(TMPDIR)/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 $(TMPDIR) || mkdir -p $(TMPDIR)

	$(verbose) $(M4) $(M4PARAM) $^ > $@

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

#

# Remove the dontaudit rules from the base.conf

#

enableaudit: $(BASE_CONF)

	@test -d $(TMPDIR) || mkdir -p $(TMPDIR)

	@echo "Removing dontaudit rules from $(^F)"

	$(verbose) $(GREP) -v dontaudit $(BASE_CONF) > $(TMPDIR)/base.audit

	$(verbose) mv $(TMPDIR)/base.audit $(BASE_CONF)

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

#

# Appconfig files

#

$(APPDIR)/customizable_types: $(BASE_CONF)

	@mkdir -p $(APPDIR)

	$(verbose) $(GREP) '^[[:blank:]]*type .*customizable' $< | cut -d';' -f1 | cut -d',' -f1 | cut -d' ' -f2 | $(SORT) -u > $(TMPDIR)/customizable_types

	$(verbose) install -m 644 $(TMPDIR)/customizable_types $@ 

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

#

# Validate linking and expanding of modules

#

validate: $(BASE_PKG) $(MOD_PKGS)

	@echo "Validating policy linking."

	$(verbose) $(SEMOD_LNK) -o $(TMPDIR)/test.lnk $^

	$(verbose) $(SEMOD_EXP) $(TMPDIR)/test.lnk $(TMPDIR)/policy.bin

	@echo "Success."

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

#

# Clean the sources

#

clean:

	rm -f $(BASE_CONF)

	rm -f $(BASE_FC)

	rm -f $(BUILDDIR)*.pp

	rm -f $(net_contexts)

	rm -fR $(TMPDIR)

.PHONY: default all policy base modules install load clean validate