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dropbear: configure hostkey auto-generation

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Config option "HostKeyTypes" specifies which hostkeys to auto-generate
for dropbear.

uci set dropbear.@dropbear[-1].HostKeyTypes='ed25519'

Signed-off-by: John Kirk <johnskirk@proton.me>
This commit is contained in:
John Kirk 2024-12-13 15:19:42 +01:00
parent ff5f77ecdd
commit caf53ef0a2
1 changed files with 14 additions and 1 deletions
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15
package/network/services/dropbear/files/dropbear.init
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@ -80,7 +80,20 @@ hk_config()
# $1 - host key file name
hk_config__keyfile() { hk_config keyfile "$1" ; }
ktype_all='ed25519 ecdsa rsa'
hk_enabled_ktypes() {
local ktypes ktype values value ret
ktypes=$($PROG --help 2>&1|awk '/\s+- /{print $2}')
values=$(uci get dropbear.@dropbear[-1].HostKeyTypes 2>/dev/null)
for ktype in $ktypes ; do
for value in $values ; do
[ $value = $ktype ] && ret="${ret}${ret:+ }${ktype}"
done
done
echo ${ret:=$ktypes}
}
ktype_all=$(hk_enabled_ktypes)
hk_generate_as_needed()
{