shaba/lvm2
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compile/link: use RELRO/PIE compiler/linker options for executables

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This commit is contained in:
Peter Rajnoha 2013-12-05 14:03:10 +01:00
parent b494881e68
commit 481edce41f
8 changed files with 16 additions and 14 deletions
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2
WHATS_NEW
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@ -8,7 +8,7 @@ Version 2.02.105 -
Extend lv_remove_single() to not print info about removed LV. Extend lv_remove_single() to not print info about removed LV.
Replace open_count check with lv_check_not_in_use() for snapshot open test. Replace open_count check with lv_check_not_in_use() for snapshot open test.
Add error messages with LV names for failing lv refresh. Add error messages with LV names for failing lv refresh.
Compile/link daemons with RELRO and PIE options to harden daemon security. Compile/link executables with new RELRO and PIE options (non-static builds).
Support per-object compilation cflags via CFLAGS_object.o. Support per-object compilation cflags via CFLAGS_object.o.
Automatically detect support for compiler/linker options to use RELRO and PIE. Automatically detect support for compiler/linker options to use RELRO and PIE.
Add --splitsnapshot to lvconvert to separate out cow LV. Add --splitsnapshot to lvconvert to separate out cow LV.

4
daemons/clvmd/Makefile.in
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@ -88,8 +88,8 @@ LVMLIBS += -ldevmapper
LIBS += $(PTHREAD_LIBS) LIBS += $(PTHREAD_LIBS)
DEFS += -D_REENTRANT DEFS += -D_REENTRANT
CFLAGS += -fno-strict-aliasing $(DAEMON_CFLAGS) CFLAGS += -fno-strict-aliasing $(EXTRA_EXEC_CFLAGS)
LDFLAGS += $(DAEMON_LDFLAGS) LDFLAGS += $(EXTRA_EXEC_LDFLAGS)
INSTALL_TARGETS = \ INSTALL_TARGETS = \
install_clvmd install_clvmd

4
daemons/cmirrord/Makefile.in
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@ -28,8 +28,8 @@ include $(top_builddir)/make.tmpl
LIBS += -ldevmapper LIBS += -ldevmapper
LMLIBS += $(CPG_LIBS) $(SACKPT_LIBS) LMLIBS += $(CPG_LIBS) $(SACKPT_LIBS)
CFLAGS += $(CPG_CFLAGS) $(SACKPT_CFLAGS) $(DAEMON_CFLAGS) CFLAGS += $(CPG_CFLAGS) $(SACKPT_CFLAGS) $(EXTRA_EXEC_CFLAGS)
LDFLAGS += $(DAEMON_LDFLAGS) LDFLAGS += $(EXTRA_EXEC_LDFLAGS)
cmirrord: $(OBJECTS) $(top_builddir)/lib/liblvm-internal.a cmirrord: $(OBJECTS) $(top_builddir)/lib/liblvm-internal.a
$(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(OBJECTS) \ $(CC) $(CFLAGS) $(LDFLAGS) -o $@ $(OBJECTS) \

4
daemons/dmeventd/Makefile.in
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@ -59,10 +59,10 @@ device-mapper: $(TARGETS)
LIBS += -ldevmapper LIBS += -ldevmapper
LVMLIBS += -ldevmapper-event $(PTHREAD_LIBS) LVMLIBS += -ldevmapper-event $(PTHREAD_LIBS)
CFLAGS_dmeventd.o += $(DAEMON_CFLAGS) CFLAGS_dmeventd.o += $(EXTRA_EXEC_CFLAGS)
dmeventd: $(LIB_SHARED) dmeventd.o dmeventd: $(LIB_SHARED) dmeventd.o
$(CC) $(CFLAGS) $(LDFLAGS) $(DAEMON_LDFLAGS) $(ELDFLAGS) -L. -o $@ dmeventd.o \ $(CC) $(CFLAGS) $(LDFLAGS) $(EXTRA_EXEC_LDFLAGS) $(ELDFLAGS) -L. -o $@ dmeventd.o \
$(DL_LIBS) $(LVMLIBS) $(LIBS) -rdynamic $(DL_LIBS) $(LVMLIBS) $(LIBS) -rdynamic
dmeventd.static: $(LIB_STATIC) dmeventd.o $(interfacebuilddir)/libdevmapper.a dmeventd.static: $(LIB_STATIC) dmeventd.o $(interfacebuilddir)/libdevmapper.a

4
daemons/lvmetad/Makefile.in
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@ -33,9 +33,9 @@ LVMLIBS = -ldaemonserver $(LVMINTERNAL_LIBS) -ldevmapper
LIBS += $(PTHREAD_LIBS) LIBS += $(PTHREAD_LIBS)
LDFLAGS += -L$(top_builddir)/libdaemon/server $(DAEMON_LDFLAGS) LDFLAGS += -L$(top_builddir)/libdaemon/server $(EXTRA_EXEC_LDFLAGS)
CLDFLAGS += -L$(top_builddir)/libdaemon/server CLDFLAGS += -L$(top_builddir)/libdaemon/server
CFLAGS += $(DAEMON_CFLAGS) CFLAGS += $(EXTRA_EXEC_CFLAGS)
lvmetad: $(OBJECTS) $(top_builddir)/libdaemon/client/libdaemonclient.a \ lvmetad: $(OBJECTS) $(top_builddir)/libdaemon/client/libdaemonclient.a \
$(top_builddir)/libdaemon/server/libdaemonserver.a $(top_builddir)/libdaemon/server/libdaemonserver.a

4
make.tmpl.in
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@ -153,8 +153,8 @@ endif
ifneq ("@STATIC_LINK@", "yes") ifneq ("@STATIC_LINK@", "yes")
ifeq ("@HAVE_PIE@", "yes") ifeq ("@HAVE_PIE@", "yes")
ifeq ("@HAVE_FULL_RELRO@", "yes") ifeq ("@HAVE_FULL_RELRO@", "yes")
DAEMON_CFLAGS += -fPIE -DPIE EXTRA_EXEC_CFLAGS += -fPIE -DPIE
DAEMON_LDFLAGS += -Wl,-z,relro,-z,now -pie EXTRA_EXEC_LDFLAGS += -Wl,-z,relro,-z,now -pie
endif endif
endif endif
endif endif

4
scripts/Makefile.in
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@ -82,8 +82,10 @@ ifeq ("@BLKDEACTIVATE@", "yes")
$(INSTALL_SCRIPT) blk_availability_init_red_hat $(initdir)/blk-availability $(INSTALL_SCRIPT) blk_availability_init_red_hat $(initdir)/blk-availability
endif endif
CFLAGS_lvm2_activation_generator_systemd_red_hat.o += $(EXTRA_EXEC_CFLAGS)
lvm2_activation_generator_systemd_red_hat: $(OBJECTS) $(DEPLIBS) lvm2_activation_generator_systemd_red_hat: $(OBJECTS) $(DEPLIBS)
$(CC) -o $@ $(OBJECTS) $(LDFLAGS) $(LVMLIBS) $(CC) -o $@ $(OBJECTS) $(LDFLAGS) $(EXTRA_EXEC_LDFLAGS) $(LVMLIBS)
install_systemd_generators: install_systemd_generators:
$(INSTALL_DIR) $(systemd_generator_dir) $(INSTALL_DIR) $(systemd_generator_dir)

4
tools/Makefile.in
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@ -122,7 +122,7 @@ LIBS += $(UDEV_LIBS) $(BLKID_LIBS)
device-mapper: $(TARGETS_DM) device-mapper: $(TARGETS_DM)
dmsetup: dmsetup.o $(top_builddir)/libdm/libdevmapper.$(LIB_SUFFIX) dmsetup: dmsetup.o $(top_builddir)/libdm/libdevmapper.$(LIB_SUFFIX)
$(CC) $(CFLAGS) $(LDFLAGS) -L$(top_builddir)/libdm \ $(CC) $(CFLAGS) $(EXTRA_EXEC_CFLAGS) $(LDFLAGS) $(EXTRA_EXEC_LDFLAGS) -L$(top_builddir)/libdm \
-o $@ dmsetup.o -ldevmapper $(LIBS) -o $@ dmsetup.o -ldevmapper $(LIBS)
dmsetup.static: dmsetup.o $(interfacebuilddir)/libdevmapper.a dmsetup.static: dmsetup.o $(interfacebuilddir)/libdevmapper.a
@ -132,7 +132,7 @@ dmsetup.static: dmsetup.o $(interfacebuilddir)/libdevmapper.a
all: device-mapper all: device-mapper
lvm: $(OBJECTS) lvm.o $(top_builddir)/lib/liblvm-internal.a lvm: $(OBJECTS) lvm.o $(top_builddir)/lib/liblvm-internal.a
$(CC) $(CFLAGS) $(LDFLAGS) $(ELDFLAGS) -o $@ $(OBJECTS) lvm.o \ $(CC) $(CFLAGS) $(EXTRA_EXEC_CFLAGS) $(LDFLAGS) $(EXTRA_EXEC_LDFLAGS) $(ELDFLAGS) -o $@ $(OBJECTS) lvm.o \
$(LVMLIBS) $(READLINE_LIBS) $(LIBS) -rdynamic $(LVMLIBS) $(READLINE_LIBS) $(LIBS) -rdynamic
ifeq ("@BUILD_LVMETAD@", "yes") ifeq ("@BUILD_LVMETAD@", "yes")