proxmox-mirrors/pve-http-server
1
0
Fork 0
mirror of https://git.proxmox.com/git/pve-http-server synced 2025-05-29 14:23:18 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

pass through streaming: only allow from privileged local pvedaemon

Browse Source 
Ensures that no external request can control streaming on proxying
requests as safety net for when we'd have another issue in the
request handling part.

Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Originally-by: Wolfgang Bumiller <w.bumiller@proxmox.com>
This commit is contained in:
Thomas Lamprecht 2022-07-02 07:59:50 +02:00
parent 580d540ea9
commit e9df8a6e76
1 changed files with 6 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/PVE/APIServer/AnyEvent.pm
View File

@ -710,10 +710,12 @@ sub proxy_request {
return;
}
my $may_stream_file;
if ($host eq 'localhost') {
$target = "http://$host:85$uri";
# keep alive for localhost is not worth (connection setup is about 0.2ms)
$keep_alive = 0;
$may_stream_file = 1;
} elsif (Net::IP::ip_is_ipv6($host)) {
$target = "https://[$host]:8006$uri";
} else {
@ -799,6 +801,10 @@ sub proxy_request {
$header->header(Location => $location);
}
if ($stream) {
if (!$may_stream_file) {
$self->error($reqstate, 403, 'streaming denied');
return;
}
sysopen(my $fh, "$stream", O_NONBLOCK | O_RDONLY)
or die "open stream path '$stream' for forwarding failed: $!\n";
my $resp = HTTP::Response->new($code, $msg, $header, undef);