This directory (/root/.ssh) is needed when doing ssh login with pre-shared keys,
and it must be configured with correct permissions otherwise they will be 
rejected.

One-line psk setup (x.x.x.x = target):
cat ~/.ssh/id_ecdsa.pub | ssh root@x.x.x.x "cat - >> ~/.ssh/authorized_keys"

v2:
Commit message cleanup.
Wrongly included OpenSSH one-liner; changed ed25519 to ecdsa.

Signed-off-by: Bruno Thomsen <b...@kamstrup.com>
---
 rules/dropbear.make | 1 +
 1 file changed, 1 insertion(+)

diff --git a/rules/dropbear.make b/rules/dropbear.make
index a659114..9a510a4 100644
--- a/rules/dropbear.make
+++ b/rules/dropbear.make
@@ -316,6 +316,7 @@ endif
 endif
 
        @$(call install_copy, dropbear, 0, 0, 0755, $(PTXCONF_DROPBEAR_KEY_DIR))
+       @$(call install_copy, dropbear, 0, 0, 0600, /root/.ssh)
 
        @$(call install_finish, dropbear)
 
-- 
2.1.4


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