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- markus@cvs.openbsd.org 2001/10/04 15:12:37 

[serverloop.c]
     client_alive_check cleanup
This commit is contained in:
Damien Miller 2001-10-10 15:01:40 +10:00
parent af5f2e641c
commit 8c3902afde
2 changed files with 28 additions and 28 deletions
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5
ChangeLog
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@ -6,6 +6,9 @@
- markus@cvs.openbsd.org 2001/10/04 15:05:40
[channels.c serverloop.c]
comment out bogus conditions for selecting on connection_in
- markus@cvs.openbsd.org 2001/10/04 15:12:37
[serverloop.c]
client_alive_check cleanup
20011007
- (bal) ssh-copy-id corrected permissions for .ssh/ and authorized_keys.
@ -6651,4 +6654,4 @@
- Wrote replacements for strlcpy and mkdtemp
- Released 1.0pre1
$Id: ChangeLog,v 1.1586 2001/10/10 05:01:16 djm Exp $
$Id: ChangeLog,v 1.1587 2001/10/10 05:01:40 djm Exp $

51
serverloop.c
View File

@ -35,7 +35,7 @@
*/
#include "includes.h"
RCSID("$OpenBSD: serverloop.c,v 1.78 2001/10/04 15:05:40 markus Exp $");
RCSID("$OpenBSD: serverloop.c,v 1.79 2001/10/04 15:12:37 markus Exp $");
#include "xmalloc.h"
#include "packet.h"
@ -80,6 +80,7 @@ static int connection_in; /* Connection to client (input). */
static int connection_out; /* Connection to client (output). */
static int connection_closed = 0; /* Connection to client closed. */
static u_int buffer_high; /* "Soft" max buffer size. */
static int client_alive_timeouts = 0;
/*
* This SIGCHLD kludge is used to detect when the child exits. The server
@ -91,8 +92,6 @@ static volatile int child_terminated; /* The child has terminated. */
/* prototypes */
static void server_init_dispatch(void);
int client_alive_timeouts = 0;
static void
sigchld_handler(int sig)
{
@ -161,6 +160,26 @@ make_packets_from_stdout_data(void)
}
}
static void
client_alive_check(void)
{
int id;
/* timeout, check to see how many we have had */
if (++client_alive_timeouts > options.client_alive_count_max)
packet_disconnect("Timeout, your session not responding.");
id = channel_find_open();
if (id == -1)
packet_disconnect("No open channels after timeout!");
/*
* send a bogus channel request with "wantreply",
* we should get back a failure
*/
channel_request_start(id, "keepalive@openssh.com", 1);
packet_send();
}
/*
* Sleep in select() until we can do something. This will initialize the
* select masks. Upon return, the masks will indicate which descriptors
@ -261,30 +280,8 @@ retry_select:
else
goto retry_select;
}
if (ret == 0 && client_alive_scheduled) {
/* timeout, check to see how many we have had */
client_alive_timeouts++;
if (client_alive_timeouts > options.client_alive_count_max ) {
packet_disconnect(
"Timeout, your session not responding.");
} else {
/*
* send a bogus channel request with "wantreply"
* we should get back a failure
*/
int id;
id = channel_find_open();
if (id != -1) {
channel_request_start(id,
"keepalive@openssh.com", 1);
packet_send();
} else
packet_disconnect(
"No open channels after timeout!");
}
}
if (ret == 0 && client_alive_scheduled)
client_alive_check();
}
/*