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s390-tools/s390-tools-sles15sp1-0017-zkey-Add-build-dependency-for-libcryptsetup-and-json.patch

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Subject: zkey: Add build dependency for libcryptsetup and json-c
From: Ingo Franzki <ifranzki@linux.ibm.com>
Summary: zkey: Support CCA master key change with LUKS2 volumes using paes
Description: Support the usage of protected key crypto for dm-crypt disks in
LUKS2 format by providing a tool allowing to re-encipher a
secure LUKS2 volume key when the CCA master key is changed
Upstream-ID: 818ffbc4b05783851cc12682d3d8ad6b99312d63
Problem-ID: SEC1424.1
Upstream-Description:
zkey: Add build dependency for libcryptsetup and json-c
The zkey-cryptsetup tool has a build dependency to
libcryptsetup version 2.0.3 or later, and json-c.
Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
Reviewed-by: Hendrik Brueckner <brueckner@linux.ibm.com>
Signed-off-by: Jan Höppner <hoeppner@linux.ibm.com>
Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
---
README.md | 9 ++++--
common.mak | 3 +-
zkey/Makefile | 84 +++++++++++++++++++++++++++++++++++++++++++---------------
3 files changed, 72 insertions(+), 24 deletions(-)
--- a/README.md
+++ b/README.md
@@ -264,6 +264,8 @@ build options:
| pfm | `HAVE_PFM` | cpacfstats |
| net-snmp | `HAVE_SNMP` | osasnmpd |
| openssl | `HAVE_OPENSSL` | zkey |
+| cryptsetup | `HAVE_CRYPTSETUP2` | zkey-cryptsetup |
+| json-c | `HAVE_JSONC` | zkey-cryptsetup |
This table lists additional build or install options:
@@ -369,8 +371,11 @@ the different tools are provided:
* zkey:
For building the zkey tools you need openssl version 0.9.7 or newer installed
- (openssl-devel.rpm). Tip: you may skip the zkey build by adding
- `HAVE_OPENSSL=0` to the make invocation.
+ (openssl-devel.rpm). Also required are cryptsetup version 2.0.3 or newer
+ (cryptsetup-devel.rpm), and json-c version 0.12 or newer (json-c-devel.rpm).
+ Tip: you may skip the zkey build by adding `HAVE_OPENSSL=0`, and you may
+ may skip the zkey-cryptsetup build by adding `HAVE_CRYPTSETUP2=0`, or
+ `HAVE_JSONC=0` to the make invocation.
A new group 'zkeyadm' needs to be created and all users intending to use the
tool must be added to this group. The owner of the default key repository
'/etc/zkey/repository' must be set to group 'zkeyadm' with write permission
--- a/common.mak
+++ b/common.mak
@@ -113,9 +113,10 @@ DEFAULT_LDFLAGS = -rdynamic
# $2: Name of include file to check
# $3: Name of required devel package
# $4: Option to skip build (e.g. HAVE_FUSE=0)
+# $5: Additional compiler & linker options (optional)
#
check_dep=\
-printf "\#include <%s>" $2 | ( $(CC) $(filter-out --coverage, $(ALL_CFLAGS)) $(ALL_CPPFLAGS) -c -o /dev/null -xc - ) > /dev/null 2>&1; \
+printf "\#include <%s>\n int main(void) {return 0;}" $2 | ( $(CC) $(filter-out --coverage, $(ALL_CFLAGS)) $(ALL_CPPFLAGS) $5 -o /dev/null -xc - ) > /dev/null 2>&1; \
if [ $$? != 0 ]; \
then \
printf " REQCHK %s (%s)\n" $1 $2; \
--- a/zkey/Makefile
+++ b/zkey/Makefile
@@ -1,54 +1,96 @@
include ../common.mak
-ifeq (${HAVE_OPENSSL},0)
+ifneq (${HAVE_OPENSSL},0)
+ BUILD_TARGETS += zkey
+ INSTALL_TARGETS += install-zkey
+else
+ BUILD_TARGETS += zkey-skip
+ INSTALL_TARGETS += zkey-skip
+endif
-all:
- $(SKIP) HAVE_OPENSSL=0
+ifneq (${HAVE_CRYPTSETUP2},0)
+ ifneq (${HAVE_JSONC},0)
+ BUILD_TARGETS += zkey-cryptsetup
+ INSTALL_TARGETS += install-zkey-cryptsetup
+ else
+ BUILD_TARGETS += zkey-cryptsetup-skip-jsonc
+ INSTALL_TARGETS += zkey-cryptsetup-skip-jsonc
+ endif
+else
+ BUILD_TARGETS += zkey-cryptsetup-skip-cryptsetup2
+ INSTALL_TARGETS += zkey-cryptsetup-skip-cryptsetup2
+endif
-install:
- $(SKIP) HAVE_OPENSSL=0
+CPPFLAGS += -I../include
+LIBS = $(rootdir)/libutil/libutil.a
-else
+detect-libcryptsetup.h:
+ echo "#include <libcryptsetup.h>" > detect-libcryptsetup.h
+ echo "#ifndef CRYPT_LUKS2" >> detect-libcryptsetup.h
+ echo " #error libcryptsetup version 2.0.3 is required" >> detect-libcryptsetup.h
+ echo "#endif" >> detect-libcryptsetup.h
+ echo "int i = CRYPT_SLOT_UNBOUND;" >> detect-libcryptsetup.h
-check_dep:
+check-dep-zkey:
$(call check_dep, \
"zkey", \
"openssl/evp.h", \
"openssl-devel", \
"HAVE_OPENSSL=0")
-CPPFLAGS += -I../include
+check-dep-zkey-cryptsetup: detect-libcryptsetup.h
+ $(call check_dep, \
+ "zkey-cryptsetup", \
+ "detect-libcryptsetup.h", \
+ "cryptsetup-devel version 2.0.3", \
+ "HAVE_CRYPTSETUP2=0", \
+ "-I.")
+ $(call check_dep, \
+ "zkey-cryptsetup", \
+ "json-c/json.h", \
+ "json-c-devel", \
+ "HAVE_JSONC=0")
+
+zkey-skip:
+ echo " SKIP zkey due to HAVE_OPENSSL=0"
+
+zkey-cryptsetup-skip-cryptsetup2:
+ echo " SKIP zkey-cryptsetup due to HAVE_CRYPTSETUP2=0"
-all: check_dep zkey zkey-cryptsetup
+zkey-cryptsetup-skip-jsonc:
+ echo " SKIP zkey-cryptsetup due to HAVE_JSONC=0"
-libs = $(rootdir)/libutil/libutil.a
+all: $(BUILD_TARGETS)
zkey.o: zkey.c pkey.h misc.h
pkey.o: pkey.c pkey.h
-properties.o: properties.c properties.h
+properties.o: check-dep-zkey properties.c properties.h
keystore.o: keystore.c keystore.h properties.h
-zkey-cryptsetup.o: zkey-cryptsetup.c pkey.h misc.h
+zkey-cryptsetup.o: check-dep-zkey-cryptsetup zkey-cryptsetup.c pkey.h misc.h
zkey: LDLIBS = -ldl -lcrypto
-zkey: zkey.o pkey.o properties.o keystore.o $(libs)
+zkey: zkey.o pkey.o properties.o keystore.o $(LIBS)
zkey-cryptsetup: LDLIBS = -ldl -lcryptsetup -ljson-c
-zkey-cryptsetup: zkey-cryptsetup.o pkey.o $(libs)
+zkey-cryptsetup: zkey-cryptsetup.o pkey.o $(LIBS)
-
-install: all
+install-common:
$(INSTALL) -d -m 755 $(DESTDIR)$(USRBINDIR)
- $(INSTALL) -g $(GROUP) -o $(OWNER) -m 755 zkey $(DESTDIR)$(USRBINDIR)
- $(INSTALL) -g $(GROUP) -o $(OWNER) -m 755 zkey-cryptsetup $(DESTDIR)$(USRBINDIR)
$(INSTALL) -d -m 755 $(DESTDIR)$(MANDIR)/man1
+
+install-zkey:
+ $(INSTALL) -g $(GROUP) -o $(OWNER) -m 755 zkey $(DESTDIR)$(USRBINDIR)
$(INSTALL) -m 644 -c zkey.1 $(DESTDIR)$(MANDIR)/man1
- $(INSTALL) -m 644 -c zkey-cryptsetup.1 $(DESTDIR)$(MANDIR)/man1
$(INSTALL) -d -m 770 $(DESTDIR)$(SYSCONFDIR)/zkey
$(INSTALL) -d -m 770 $(DESTDIR)$(SYSCONFDIR)/zkey/repository
-endif
+install-zkey-cryptsetup:
+ $(INSTALL) -g $(GROUP) -o $(OWNER) -m 755 zkey-cryptsetup $(DESTDIR)$(USRBINDIR)
+ $(INSTALL) -m 644 -c zkey-cryptsetup.1 $(DESTDIR)$(MANDIR)/man1
+
+install: all install-common $(INSTALL_TARGETS)
clean:
- rm -f *.o zkey zkey-cryptsetup
+ rm -f *.o zkey zkey-cryptsetup detect-libcryptsetup.h
.PHONY: all install clean
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