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Add '-R' for delayed hostkey option

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--HG--
branch : keyondemand
This commit is contained in:
Matt Johnston
2013-11-07 23:49:37 +08:00
parent 4363b8b32d
commit 58fe1c2d2a
10 changed files with 104 additions and 38 deletions
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13
svr-kex.c
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@@ -77,6 +77,7 @@ void recv_msg_kexdh_init() {
TRACE(("leave recv_msg_kexdh_init"))
}
#ifdef DROPBEAR_DELAY_HOSTKEY
static void svr_ensure_hostkey() {
const char* fn = NULL;
@@ -141,7 +142,7 @@ out:
if (ret == DROPBEAR_FAILURE)
{
dropbear_exit("Couldn't read or generate hostkey");
dropbear_exit("Couldn't read or generate hostkey %s", fn);
}
// directory for keys.
@@ -152,6 +153,7 @@ out:
// atomic rename, done.
}
#endif
/* Generate our side of the diffie-hellman key exchange value (dh_f), and
* calculate the session key using the diffie-hellman algorithm. Following
@@ -165,8 +167,13 @@ static void send_msg_kexdh_reply(mp_int *dh_e, buffer *ecdh_qs) {
/* we can start creating the kexdh_reply packet */
CHECKCLEARTOWRITE();
svr_ensure_hostkey();
#ifdef DROPBEAR_DELAY_HOSTKEY
if (svr_opts.delay_hostkey)
{
svr_ensure_hostkey();
}
#endif
buf_putbyte(ses.writepayload, SSH_MSG_KEXDH_REPLY);
buf_put_pub_key(ses.writepayload, svr_opts.hostkey,