Rules.monolithic

   1 ########################################
   2 #
   3 # Rules and Targets for building monolithic policies
   4 #
   5
   6 # determine the policy version and current kernel version if possible
   7 pv := $(shell $(CHECKPOLICY) -V |cut -f 1 -d ' ')
   8 kv := $(shell cat /selinux/policyvers)
   9
  10 # dont print version warnings if we are unable to determine
  11 # the currently running kernel's policy version
  12 ifeq "$(kv)" ""
  13         kv := $(pv)
  14 endif
  15
  16 policy_conf = $(builddir)policy.conf
  17 fc = $(builddir)file_contexts
  18 polver = $(builddir)policy.$(pv)
  19 homedir_template = $(builddir)homedir_template
  20
  21 M4PARAM += -D self_contained_policy
  22
  23 # install paths
  24 loadpath = $(policypath)/$(notdir $(polver))
  25
  26 appfiles += $(installdir)/booleans $(userpath)/local.users
  27
  28 # for monolithic policy use all base and module to create policy
  29 all_modules := $(strip $(base_mods) $(mod_mods))
  30 # off module interfaces included to make sure all interfaces are expanded.
  31 all_interfaces := $(all_modules:.te=.if) $(off_mods:.te=.if)
  32 all_te_files := $(all_modules)
  33 all_fc_files := $(all_modules:.te=.fc)
  34
  35 pre_te_files := $(secclass) $(isids) $(avs) $(m4support) $(poldir)/mls $(poldir)/mcs
  36 post_te_files := $(user_files) $(poldir)/constraints
  37
  38 policy_sections := $(tmpdir)/pre_te_files.conf $(tmpdir)/all_attrs_types.conf $(tmpdir)/global_bools.conf $(tmpdir)/only_te_rules.conf $(tmpdir)/all_post.conf
  39
  40 # search layer dirs for source files
  41 vpath %.te $(all_layers)
  42 vpath %.if $(all_layers)
  43 vpath %.fc $(all_layers)
  44
  45 ########################################
  46 #
  47 # default action: build policy locally
  48 #
  49 default: policy
  50
  51 policy: $(polver)
  52
  53 install: $(loadpath) $(fcpath) $(ncpath) $(appfiles)
  54
  55 load: $(tmpdir)/load
  56
  57 checklabels: $(fcpath)
  58 restorelabels: $(fcpath)
  59 relabel:  $(fcpath)
  60 resetlabels:  $(fcpath)
  61
  62 ########################################
  63 #
  64 # Build a binary policy locally
  65 #
  66 $(polver): $(policy_conf)
  67         @echo "Compiling $(NAME) $(polver)"
  68 ifneq ($(pv),$(kv))
  69         @echo
  70         @echo "WARNING: Policy version mismatch!  Is your OUTPUT_POLICY set correctly?"
  71         @echo
  72 endif
  73         $(verbose) $(CHECKPOLICY) $^ -o $@
  74
  75 ########################################
  76 #
  77 # Install a binary policy
  78 #
  79 $(loadpath): $(policy_conf)
  80         @mkdir -p $(policypath)
  81         @echo "Compiling and installing $(NAME) $(loadpath)"
  82 ifneq ($(pv),$(kv))
  83         @echo
  84         @echo "WARNING: Policy version mismatch!  Is your OUTPUT_POLICY set correctly?"
  85         @echo
  86 endif
  87         $(verbose) $(CHECKPOLICY) $^ -o $@
  88
  89 ########################################
  90 #
  91 # Load the binary policy
  92 #
  93 reload $(tmpdir)/load: $(loadpath) $(fcpath) $(ncpath) $(appfiles)
  94         @echo "Loading $(NAME) $(loadpath)"
  95         $(verbose) $(LOADPOLICY) -q $(loadpath)
  96         @touch $(tmpdir)/load
  97
  98 ########################################
  99 #
 100 # Construct a monolithic policy.conf
 101 #
 102 $(policy_conf): $(policy_sections)
 103         @echo "Creating $(NAME) $(@F)"
 104         @test -d $(@D) || mkdir -p $(@D)
 105         $(verbose) cat $^ > $@
 106
 107 $(tmpdir)/pre_te_files.conf: $(pre_te_files)
 108         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 109         $(verbose) $(M4) $(M4PARAM) $^ > $@
 110
 111 $(tmpdir)/generated_definitions.conf: $(all_te_files)
 112         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 113 # define all available object classes
 114         $(verbose) $(genperm) $(avs) $(secclass) > $@
 115         $(verbose) $(call create-base-per-role-tmpl,$(basename $(notdir $(all_modules))),$@)
 116         $(verbose) test -f $(booleans) && $(setbools) $(booleans) >> $@ || true
 117
 118 $(tmpdir)/global_bools.conf: $(m4support) $(tmpdir)/generated_definitions.conf $(globalbool) $(globaltun)
 119         $(verbose) $(M4) $(M4PARAM) $^ > $@
 120
 121 $(tmpdir)/all_interfaces.conf: $(m4support) $(all_interfaces)
 122         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 123         @echo "ifdef(\`__if_error',\`m4exit(1)')" > $(tmpdir)/iferror.m4
 124         @echo "divert(-1)" > $@
 125         $(verbose) $(M4) $^ $(tmpdir)/iferror.m4 >> $(tmpdir)/$(@F).tmp
 126         $(verbose) $(SED) -e s/dollarsstar/\$$\*/g $(tmpdir)/$(@F).tmp >> $@
 127         @echo "divert" >> $@
 128
 129 $(tmpdir)/rolemap.conf: $(rolemap)
 130         $(call parse-rolemap,base,$@)
 131
 132 $(tmpdir)/all_te_files.conf: $(m4support) $(tmpdir)/generated_definitions.conf $(tmpdir)/all_interfaces.conf $(all_te_files) $(tmpdir)/rolemap.conf
 133 ifeq "$(strip $(all_te_files))" ""
 134         $(error No enabled modules! $(notdir $(mod_conf)) may need to be generated by using "make conf")
 135 endif
 136         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 137         $(verbose) $(M4) $(M4PARAM) -s $^ > $@
 138
 139 $(tmpdir)/post_te_files.conf: $(m4support) $(post_te_files)
 140         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 141         $(verbose) $(M4) $(M4PARAM) $^ > $@
 142
 143 # extract attributes and put them first. extract post te stuff
 144 # like genfscon and put last.
 145 $(tmpdir)/all_attrs_types.conf $(tmpdir)/only_te_rules.conf $(tmpdir)/all_post.conf: $(tmpdir)/all_te_files.conf $(tmpdir)/post_te_files.conf
 146         $(verbose) $(get_type_attr_decl) $(tmpdir)/all_te_files.conf | $(SORT) > $(tmpdir)/all_attrs_types.conf
 147         $(verbose) cat $(tmpdir)/post_te_files.conf > $(tmpdir)/all_post.conf
 148 # these have to run individually because order matters:
 149         $(verbose) $(GREP) '^sid ' $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 150         $(verbose) $(GREP) '^fs_use_(xattr|task|trans)' $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 151         $(verbose) $(GREP) ^genfscon $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 152         $(verbose) $(GREP) ^portcon $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 153         $(verbose) $(GREP) ^netifcon $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 154         $(verbose) $(GREP) ^nodecon $(tmpdir)/all_te_files.conf >> $(tmpdir)/all_post.conf || true
 155         $(verbose) $(comment_move_decl) $(tmpdir)/all_te_files.conf > $(tmpdir)/only_te_rules.conf
 156
 157 ########################################
 158 #
 159 # Remove the dontaudit rules from the policy.conf
 160 #
 161 enableaudit: $(policy_conf)
 162         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 163         @echo "Removing dontaudit rules from $(notdir $(policy_conf))"
 164         $(verbose) $(GREP) -v dontaudit $^ > $(tmpdir)/policy.audit
 165         $(verbose) mv $(tmpdir)/policy.audit $(policy_conf)
 166
 167 ########################################
 168 #
 169 # Construct file_contexts
 170 #
 171 $(fc): $(tmpdir)/$(notdir $(fc)).tmp $(fcsort)
 172         $(verbose) $(fcsort) $< $@
 173         $(verbose) $(GREP) -e HOME -e ROLE $@ > $(homedir_template)
 174         $(verbose) $(SED) -i -e /HOME/d -e /ROLE/d $@
 175
 176 $(tmpdir)/$(notdir $(fc)).tmp: $(m4support) $(tmpdir)/generated_definitions.conf $(all_fc_files)
 177 ifeq ($(all_fc_files),)
 178         $(error No enabled modules! $(notdir $(mod_conf)) may need to be generated by using "make conf")
 179 endif
 180         @echo "Creating $(NAME) file_contexts."
 181         @test -d $(tmpdir) || mkdir -p $(tmpdir)
 182         $(verbose) $(M4) $(M4PARAM) $^ > $@
 183
 184 $(homedir_template): $(fc)
 185
 186 ########################################
 187 #
 188 # Install file_contexts
 189 #
 190 $(fcpath): $(fc) $(loadpath) $(userpath)/system.users
 191         @echo "Validating $(NAME) file_contexts."
 192         $(verbose) $(SETFILES) -q -c $(loadpath) $(fc)
 193         @echo "Installing file_contexts."
 194         @mkdir -p $(contextpath)/files
 195         $(verbose) $(INSTALL) -m 644 $(fc) $(fcpath)
 196         $(verbose) $(INSTALL) -m 644 $(homedir_template) $(homedirpath)
 197         $(verbose) $(genhomedircon) -d $(topdir) -t $(NAME) $(USEPWD)
 198 ifeq "$(DISTRO)" "rhel4"
 199 # Setfiles in RHEL4 does not look at file_contexts.homedirs.
 200         $(verbose) cat $@.homedirs >> $@
 201 # Delete the file_contexts.homedirs in case the toolchain has
 202 # been updated, to prevent duplicate match errors.
 203         $(verbose) rm -f $@.homedirs
 204 endif
 205
 206 ########################################
 207 #
 208 # Intall netfilter_contexts
 209 #
 210 $(ncpath): $(net_contexts)
 211         @echo "Installing $(NAME) netfilter_contexts."
 212         $(verbose) $(INSTALL) -m 0644 $^ $@
 213
 214 ########################################
 215 #
 216 # Run policy source checks
 217 #
 218 check: $(builddir)check.res
 219 $(builddir)check.res: $(policy_conf) $(fc)
 220         $(SECHECK) -s --profile=development --policy=$(policy_conf) --fcfile=$(fc) > $@
 221
 222 longcheck: $(builddir)longcheck.res
 223 $(builddir)longcheck.res: $(policy_conf) $(fc)
 224         $(SECHECK) -s --profile=all --policy=$(policy_conf) --fcfile=$(fc) > $@
 225
 226 ########################################
 227 #
 228 # Appconfig files
 229 #
 230 $(appdir)/customizable_types: $(policy_conf)
 231         @mkdir -p $(appdir)
 232         $(verbose) $(GREP) '^[[:blank:]]*type .*customizable' $< | cut -d';' -f1 | cut -d',' -f1 | cut -d' ' -f2 | $(SORT) -u > $(tmpdir)/customizable_types
 233         $(verbose) $(INSTALL) -m 644 $(tmpdir)/customizable_types $@
 234
 235 ########################################
 236 #
 237 # Clean the sources
 238 #
 239 clean:
 240         rm -f $(policy_conf)
 241         rm -f $(polver)
 242         rm -f $(fc)
 243         rm -f $(homedir_template)
 244         rm -f $(net_contexts)
 245         rm -f *.res
 246         rm -fR $(tmpdir)
 247
 248 .PHONY: default policy install load reload enableaudit checklabels restorelabels relabel check longcheck clean