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fix(ssh): automate preference for hardware backed ssh keys

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This commit is contained in:
Hektor Misplon
2026-05-12 13:05:05 +02:00
parent 62788417f0
commit 66ba64801f
1 changed files with 10 additions and 2 deletions
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12
modules/ssh/extract-keys.nix
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@@ -14,8 +14,16 @@ in
chmod 644 "$HOST_DIR/ssh_host.pub"
fi
USER_KEY="/home/${username}/.ssh/id_ed25519.pub"
if [ -f "$USER_KEY" ] && [ -d "$HOST_DIR" ]; then
USER_KEY=""
for candidate in \
"/home/${username}/.ssh/id_ed25519_sk.pub" \
"/home/${username}/.ssh/id_ed25519.pub"; do
if [ -f "$candidate" ]; then
USER_KEY="$candidate"
break
fi
done
if [ -n "$USER_KEY" ] && [ -d "$HOST_DIR" ]; then
cp "$USER_KEY" "$HOST_DIR/ssh_user.pub"
chown ${username}:users "$HOST_DIR/ssh_user.pub"
chmod 644 "$HOST_DIR/ssh_user.pub"