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Fix to prevents NAT from dropping idle connections

Browse Source 
https://forum.virtualmin.com/t/problem-with-backup-of-large-virtual-servers-to-a-remote-webmin-server/136186/46
This commit is contained in:
Ilia Ross
2026-01-09 18:14:45 +02:00
parent 2627ba289e
commit 4dacdc31f6
1 changed files with 22 additions and 0 deletions
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22
web-lib-funcs.pl
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@@ -8542,8 +8542,19 @@ else {
open(FILE, "<".$localfile) ||
return &$main::remote_error_handler("Failed to open $localfile : $!");
my $bs = &get_buffer_size();
my $last_ping = time();
my $ping_every = int(($gconfig{'rpc_timeout'} || 60) / 2);
$ping_every = 30 if ($ping_every < 30);
while(read(FILE, $got, $bs) > 0) {
print TWRITE $got;
if (time() - $last_ping >= $ping_every) {
eval {
local $main::remote_error_handler =
sub { return undef; };
&remote_rpc_call($host, { 'action' => 'ping' });
};
$last_ping = time();
}
}
close(FILE);
shutdown(TWRITE, 1);
@@ -8587,8 +8598,19 @@ else {
open(FILE, ">$localfile") ||
return &$main::remote_error_handler("Failed to open $localfile : $!");
my $bs = &get_buffer_size();
my $last_ping = time();
my $ping_every = int(($gconfig{'rpc_timeout'} || 60) / 2);
$ping_every = 30 if ($ping_every < 30);
while(read(TREAD, $got, $bs) > 0) {
print FILE $got;
if (time() - $last_ping >= $ping_every) {
eval {
local $main::remote_error_handler =
sub { return undef; };
&remote_rpc_call($host, { 'action' => 'ping' });
};
$last_ping = time();
}
}
close(FILE);
close(TREAD);