########################################
#
# Rules and Targets for building monolithic policies
#

# install paths
POLICYPATH = $(INSTALLDIR)/policy
LOADPATH = $(POLICYPATH)/$(POLVER)
FCPATH = $(CONTEXTPATH)/files/file_contexts
HOMEDIRPATH = $(CONTEXTPATH)/files/homedir_template

# for monolithic policy use all base and module to create policy
ENABLEMOD := $(BASE_MODS) $(MOD_MODS)

ALL_MODULES := $(filter $(ENABLEMOD),$(DETECTED_MODS))

ALL_INTERFACES := $(ALL_MODULES:.te=.if)
ALL_TE_FILES := $(ALL_MODULES)
ALL_FC_FILES := $(ALL_MODULES:.te=.fc)

PRE_TE_FILES := $(SECCLASS) $(ISIDS) $(AVS) $(M4SUPPORT) $(POLDIR)/mls $(POLDIR)/mcs
POST_TE_FILES := $(POLDIR)/systemuser $(POLDIR)/users $(POLDIR)/constraints

POLICY_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

########################################
#
# default action: build policy locally
#
default: policy

policy: $(POLVER)

install: $(LOADPATH) $(FCPATH) $(APPFILES) $(USERPATH)/local.users

load: tmp/load

########################################
#
# Build a binary policy locally
#
$(POLVER): policy.conf
	@echo "Compiling $(NAME) $(POLVER)"
ifneq ($(PV),$(KV))
	@echo
	@echo "WARNING: Policy version mismatch!  Is your OUTPUT_POLICY set correctly?"
	@echo
endif
	$(QUIET) $(CHECKPOLICY) $^ -o $@

########################################
#
# Install a binary policy
#
$(LOADPATH): policy.conf
	@mkdir -p $(POLICYPATH)
	@echo "Compiling and installing $(NAME) $(LOADPATH)"
ifneq ($(PV),$(KV))
	@echo
	@echo "WARNING: Policy version mismatch!  Is your OUTPUT_POLICY set correctly?"
	@echo
endif
	$(QUIET) $(CHECKPOLICY) $^ -o $@

########################################
#
# Load the binary policy
#
reload tmp/load: $(LOADPATH) $(FCPATH)
	@echo "Loading $(NAME) $(LOADPATH)"
	$(QUIET) $(LOADPOLICY) -q $(LOADPATH)
	@touch tmp/load

########################################
#
# Construct a monolithic policy.conf
#
policy.conf: $(POLICY_SECTIONS)
	@echo "Creating $(NAME) 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: $(PRE_TE_FILES)
	@test -d tmp || mkdir -p tmp
	$(QUIET) cat $^ > $@

tmp/generated_definitions.conf: $(ALL_LAYERS) $(ALL_TE_FILES)
# per-userdomain templates:
	@test -d tmp || mkdir -p tmp
	$(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("'$$*'")')" \
			>> $@ ;\
	done
	$(QUIET) echo "')" >> $@
# define foo.te
	$(QUIET) for i in $(notdir $(ALL_MODULES)); do \
		echo "define(\`$$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: $(ALL_TE_FILES)
ifeq ($(ALL_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: $(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

########################################
#
# Remove the dontaudit rules from the policy.conf
#
enableaudit: policy.conf
	@test -d tmp || mkdir -p tmp
	@echo "Removing dontaudit rules from policy.conf"
	$(QUIET) grep -v dontaudit policy.conf > tmp/policy.audit
	$(QUIET) mv tmp/policy.audit policy.conf

########################################
#
# Construct file_contexts
#
$(FC): $(M4SUPPORT) tmp/generated_definitions.conf $(ALL_FC_FILES) $(FCSORT)
ifeq ($(ALL_FC_FILES),)
	$(error No enabled modules! $(notdir $(MOD_CONF)) may need to be generated by using "make conf")
endif
	@echo "Creating $(NAME) file_contexts."
	@test -d tmp || mkdir -p tmp
	$(QUIET) m4 $(M4PARAM) $(M4SUPPORT) tmp/generated_definitions.conf $(ALL_FC_FILES) > tmp/$@.tmp
	$(QUIET) grep -e HOME -e ROLE tmp/$@.tmp > $(HOMEDIR_TEMPLATE)
	$(QUIET) sed -i -e /HOME/d -e /ROLE/d tmp/$@.tmp
	$(QUIET) $(FCSORT) tmp/$@.tmp $@

########################################
#
# Install file_contexts
#
$(FCPATH): $(FC) $(LOADPATH) $(USERPATH)/system.users
	@echo "Validating $(NAME) file_contexts."
	$(QUIET) $(SETFILES) -q -c $(LOADPATH) $(FC)
	@echo "Installing file_contexts."
	@mkdir -p $(CONTEXTPATH)/files
	$(QUIET) install -m 644 $(FC) $(FCPATH)
	$(QUIET) install -m 644 $(HOMEDIR_TEMPLATE) $(HOMEDIRPATH)
	$(QUIET) $(GENHOMEDIRCON) -d $(TOPDIR) -t $(NAME) $(USEPWD)

########################################
#
# Filesystem labeling
#
FILESYSTEMS := `mount | grep -v "context=" | egrep -v '\((|.*,)bind(,.*|)\)' | awk '/(ext[23]| xfs| jfs).*rw/{print $$3}';`

checklabels: $(FC) $(SETFILES)
	@if test -z "$(FILESYSTEMS)"; then \
		echo "No filesystems with extended attributes found!" ;\
		false ;\
	fi
	$(QUIET) $(SETFILES) -v -n $(FC) $(FILESYSTEMS)

restorelabels: $(FC) $(SETFILES)
	@if test -z "$(FILESYSTEMS)"; then \
		echo "No filesystems with extended attributes found!" ;\
		false ;\
	fi
	$(QUIET) $(SETFILES) -v $(FC) $(FILESYSTEMS)

relabel:  $(FC) $(SETFILES)
	@if test -z "$(FILESYSTEMS)"; then \
		echo "No filesystems with extended attributes found!" ;\
		false ;\
	fi
	$(QUIET) $(SETFILES) $(FC) $(FILESYSTEMS)

########################################
#
# Clean the sources
#
clean:
	rm -fR tmp
	rm -f policy.conf
	rm -f policy.$(PV)
	rm -f $(FC)

.PHONY: default policy install load reload enableaudit checklabels restorelabels relabel clean