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add ed25519 key generation #13

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add ed25519 key generation #13

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10 changes: 8 additions & 2 deletions dropbear_install
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,7 @@ get_fingerprint() {
display_fingerprints() {
local keyfile

for keyfile in "/etc/dropbear/dropbear_rsa_host_key" "/etc/dropbear/dropbear_ecdsa_host_key" ; do
for keyfile in "/etc/dropbear/dropbear_rsa_host_key" "/etc/dropbear/dropbear_ecdsa_host_key" "/etc/dropbear/dropbear_ed25519"; do
if [ -s "${keyfile}" ] ; then
echo "$(basename "${keyfile}") : $(get_fingerprint "${keyfile}")"
fi
Expand All @@ -18,6 +18,7 @@ display_fingerprints() {
copy_openssh_keys() {
local osshrsa="/etc/ssh/ssh_host_rsa_key"
local osshecdsa="/etc/ssh/ssh_host_ecdsa_key"
local osshed25519="/etc/ssh/ssh_host_ed25519_key"

local dbpre="/etc/dropbear/dropbear_"

Expand All @@ -33,12 +34,17 @@ copy_openssh_keys() {
return_code=0
fi

if [ -s "$osshed25519" ]; then
dropbearconvert openssh dropbear $osshed25519 ${dbpre}ed25519_host_key
return_code=0
fi

return $return_code
}

generate_keys() {
local keyfile keytype
for keytype in rsa ecdsa ; do
for keytype in rsa ecdsa ed25519 ; do
keyfile="/etc/dropbear/dropbear_${keytype}_host_key"
if [ ! -s "$keyfile" ]; then
echo "Generating ${keytype} host key for dropbear ..."
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