cryptsetup: Add support for building without SSH tokens

Cryptsetup SSH tokens is the only feature that has a dependency on
libssh. Add a packageconfig to control this dependency.

Change-Id: Iac4f91e099ad2e3a79aab183734108f8bfbff57f
Signed-off-by: Peter Kjellerstedt <peter.kjellerstedt@axis.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 10 insertions, 2 deletions

diff --git a/meta-oe/recipes-crypto/cryptsetup/cryptsetup_2.4.3.bb b/meta-oe/recipes-crypto/cryptsetup/cryptsetup_2.4.3.bb
index 435b554777..652fd66614 100644
--- a/meta-oe/recipes-crypto/cryptsetup/cryptsetup_2.4.3.bb
+++ b/meta-oe/recipes-crypto/cryptsetup/cryptsetup_2.4.3.bb
@@ -14,7 +14,6 @@ DEPENDS = " \
     libdevmapper \
     popt \
     util-linux-libuuid \
-    libssh \
 "
 
 DEPENDS:append:libc-musl = " argp-standalone"
@@ -39,6 +38,7 @@ PACKAGECONFIG ??= " \
     blkid \
     luks-adjust-xts-keysize \
     openssl \
+    ssh-token \
 "
 PACKAGECONFIG:append:class-target = " \
     udev \
@@ -69,7 +69,7 @@ PACKAGECONFIG[nss] = "--with-crypto_backend=nss,,nss"
 PACKAGECONFIG[kernel] = "--with-crypto_backend=kernel"
 PACKAGECONFIG[nettle] = "--with-crypto_backend=nettle,,nettle"
 PACKAGECONFIG[luks2] = "--with-default-luks-format=LUKS2,--with-default-luks-format=LUKS1"
-
+PACKAGECONFIG[ssh-token] = "--enable-ssh-token,--disable-ssh-token,libssh"
 
 EXTRA_OECONF = "--enable-static"
 # Building without largefile is not supported by upstream
@@ -90,6 +90,14 @@ EXTRA_OECONF += "--with-luks2-pbkdf=${LUKS2_PBKDF} \
     --with-luks2-parallel-threads=${LUKS2_PARALLEL_THREADS} \
     --with-luks2-iter-time=${LUKS2_ITERTIME}"
 
+do_install:append() {
+    # The /usr/lib/cryptsetup directory is always created, even when ssh-token
+    # is disabled. In that case it is empty and causes a packaging error. Since
+    # there is no reason to distribute the empty directory, the easiest solution
+    # is to remove it if it is empty.
+    rmdir -p --ignore-fail-on-non-empty ${D}${libdir}/${BPN}
+}
+
 FILES:${PN} += "${@bb.utils.contains('DISTRO_FEATURES','systemd','${exec_prefix}/lib/tmpfiles.d/cryptsetup.conf', '', d)}"
 
 RDEPENDS:${PN} = " \