Signed-off-by: Uri Lublin <uril@xxxxxxxxxx> --- proxy.rst | 102 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 102 insertions(+) create mode 100644 proxy.rst diff --git a/proxy.rst b/proxy.rst new file mode 100644 index 0000000..9824a15 --- /dev/null +++ b/proxy.rst @@ -0,0 +1,102 @@ +Spice Proxy +########### + +:slug: spice-proxy +:modified: 2017-03-05 10:00 + +Introduction +++++++++++++ + +Spice client (remote-viewer) supports connecting to the server via an http proxy. +This may be desirable for cases when the client does not have direct access +to the server. + +Configuring the Client +++++++++++++++++++++++ + +Proxy Format +^^^^^^^^^^^^ +[protocol://]proxy-host[:proxy-port] + +.. code-block:: sh + + for example: http://10.0.15.50:3128 + +There are two ways to tell the client to connect via an http proxy: + +SPICE_PROXY environment variable +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +A SPICE_PROXY environment variable tells remote-viewer +to connect to the spice-server via a proxy-server + +.. code-block:: sh + + export SPICE_PROXY="http://10.0.15.50:3128"; + +proxy key in a vv-file (under [virt-viewer]) +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +A proxy key in a vv-file tells the remote-viewer to +connect to the spice-server via a proxy-server + +.. code-block:: sh + + [virt-viewer] + proxy=http://10.0.15.50:3128 + + +Configuring the proxy server (squid as an example) +++++++++++++++++++++++++++++++++++++++++++++++++++ +Squid (squid-cache.org) can be used as a proxy server. + +This is just an example. +There are other configurations possible, and other proxy +servers. +Configuration should be done according to requirements. +Firewall, if exists, may need to be configured as well. + + +Installation (Fedora) +^^^^^^^^^^^^^^^^^^^^^ +On Fedora it can be installed via dnf, e.g. + +.. code-block:: sh + + dnf install squid + +Example Configuration (Fedora) +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ +For information about configuring Squid, please take a look +at squid documentation. +I looked at http://wiki.squid-cache.org/SquidFaq/SquidAcl. + +Let's assume there are two hosts (hypervisors) with +IP addresses 10.0.0.1 and 10.0.0.2, and both +use ports 5900 and 5901 for Spice. +A possible configuration may be (in /etc/squid/squid.conf): + +.. code-block:: sh + + acl SPICE_HOSTS 10.0.0.1 10.0.0.2 + acl SPICE_PORTS 5900 5901 + http_access allow SPICE_HOSTS + http_access allow SPICE_PORTS + http_access deny all + +allow these hosts and ports but nothing else. + + +Running the client +++++++++++++++++++++++ +Once the proxy is set up as described above, run the client as usual, e.g + +.. code-block:: sh + + remote-viewer console.vv + +or + +.. code-block:: sh + + remote-viewer spice://10.0.0.1:5901 + + -- 2.9.3 _______________________________________________ Spice-devel mailing list Spice-devel@xxxxxxxxxxxxxxxxxxxxx https://lists.freedesktop.org/mailman/listinfo/spice-devel