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SshProxy: display auth banners from proxy connections.

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Now the banners (plus their surrounding antispoof prompts) have their
own SeatOutputType, it's easy to distinguish them in sshproxy_output
and do the right thing with them.
This commit is contained in:
Simon Tatham 2021-09-16 17:20:16 +01:00
parent d32d49c2e0
commit 5ca0a75636
1 changed files with 15 additions and 3 deletions
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18
sshproxy.c
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@ -258,9 +258,21 @@ static size_t sshproxy_output(Seat *seat, SeatOutputType type,
const void *data, size_t len)
{
SshProxy *sp = container_of(seat, SshProxy, seat);
bufchain_add(&sp->ssh_to_socket, data, len);
try_send_ssh_to_socket(sp);
return bufchain_size(&sp->ssh_to_socket);
if (type == SEAT_OUTPUT_AUTH_BANNER) {
if (sp->clientseat) {
/*
* If we have access to the outer Seat, pass the SSH login
* banner on to it.
*/
return seat_output(sp->clientseat, type, data, len);
} else {
return 0;
}
} else {
bufchain_add(&sp->ssh_to_socket, data, len);
try_send_ssh_to_socket(sp);
return bufchain_size(&sp->ssh_to_socket);
}
}
static bool sshproxy_eof(Seat *seat)