[OE-core] [PATCH 3/4] image.bbclass: tweak the key location for dropbear when rootfs is readonly

[Alexander Kanavin]

In the same way it's done for openssh.

Signed-off-by: Alexander Kanavin <alexander.kanavin at linux.intel.com>
---
 meta/classes/image.bbclass | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
index 9fbdce5..d2f8105 100644
--- a/meta/classes/image.bbclass
+++ b/meta/classes/image.bbclass
@@ -251,6 +251,17 @@ read_only_rootfs_hook () {
 			echo "SSHD_OPTS='-f /etc/ssh/sshd_config_readonly'" >> ${IMAGE_ROOTFS}/etc/default/ssh
 		fi
 	fi
+
+	# Also tweak the key location for dropbear in the same way.
+	if [ -d ${IMAGE_ROOTFS}/etc/dropbear ]; then
+		if [ -e ${IMAGE_ROOTFS}/etc/dropbear/dropbear_rsa_host_key ]; then
+			echo "DROPBEAR_RSAKEY_DIR=/etc/dropbear" >> ${IMAGE_ROOTFS}/etc/default/dropbear
+		else
+			echo "DROPBEAR_RSAKEY_DIR=/var/lib/dropbear" >> ${IMAGE_ROOTFS}/etc/default/dropbear
+		fi
+	fi
+
+
 	if ${@bb.utils.contains("DISTRO_FEATURES", "sysvinit", "true", "false", d)}; then
 		# Change the value of ROOTFS_READ_ONLY in /etc/default/rcS to yes
 		if [ -e ${IMAGE_ROOTFS}/etc/default/rcS ]; then
-- 
2.1.4