From 4e8fe2a9599c40ec04565091b1b1f5930d966e00 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Fabian=20Gr=C3=BCnbichler?= Date: Wed, 25 Nov 2020 12:41:16 +0100 Subject: [PATCH] pvecm: improve SSH section MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit reword some parts, fix wrong information about port forwarding Signed-off-by: Fabian Grünbichler --- pvecm.adoc | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/pvecm.adoc b/pvecm.adoc index cbbcf60..0fad203 100644 --- a/pvecm.adoc +++ b/pvecm.adoc @@ -872,17 +872,19 @@ If you see a healthy cluster state, it means that your new link is being used. Role of SSH in {PVE} Clusters ----------------------------- -{PVE} utilizes SSH tunnels for various operations. +{PVE} utilizes SSH tunnels for various features. -* Proxying terminal sessions of node and containers between nodes +* Proxying console/shell sessions (node and guests) + -When you connect another nodes shell through the web interface, for example, a -non-interactive SSH tunnel is started in order to forward the necessary ports -for the VNC connection. +When using the shell for node B while being connected to node A, connects to a +terminal proxy on node A, which is in turn connected to the login shell on node +B via a non-interactive SSH tunnel. -* VM and CT memory and local-storage migration, if the cluster wide migration - settings are not configured 'insecure' mode. During a VM migration an SSH - tunnel is established between the target and source nodes. +* VM and CT memory and local-storage migration in 'secure' mode. ++ +During the migration one or more SSH tunnel(s) are established between the +source and target nodes, in order to exchange migration information and +transfer memory and disk contents. * Storage replication