You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
1.1 KiB
34 lines
1.1 KiB
diff -u -p -r1.166 auth2.c
|
|
--- a/auth2.c 8 Mar 2023 04:43:12 -0000 1.166
|
|
+++ b/auth2.c 28 Aug 2023 08:32:44 -0000
|
|
@@ -208,6 +208,7 @@ input_service_request(int type, u_int32_
|
|
}
|
|
|
|
#define MIN_FAIL_DELAY_SECONDS 0.005
|
|
+#define MAX_FAIL_DELAY_SECONDS 5.0
|
|
static double
|
|
user_specific_delay(const char *user)
|
|
{
|
|
@@ -233,6 +234,12 @@ ensure_minimum_time_since(double start,
|
|
struct timespec ts;
|
|
double elapsed = monotime_double() - start, req = seconds, remain;
|
|
|
|
+ if (elapsed > MAX_FAIL_DELAY_SECONDS) {
|
|
+ debug3("elapsed %0.3lfms exceeded the max delay "
|
|
+ "requested %0.3lfms)", elapsed*1000, req*1000);
|
|
+ return;
|
|
+ }
|
|
+
|
|
/* if we've already passed the requested time, scale up */
|
|
while ((remain = seconds - elapsed) < 0.0)
|
|
seconds *= 2;
|
|
@@ -317,7 +324,7 @@ input_userauth_request(int type, u_int32
|
|
debug2("input_userauth_request: try method %s", method);
|
|
authenticated = m->userauth(ssh);
|
|
}
|
|
- if (!authctxt->authenticated)
|
|
+ if (!authctxt->authenticated && strcmp(method, "none") != 0)
|
|
ensure_minimum_time_since(tstart,
|
|
user_specific_delay(authctxt->user));
|
|
userauth_finish(ssh, authenticated, method, NULL);
|