[pve-devel] [PATCH docs] pveproxy: document newly added options

Stoiko Ivanov s.ivanov at proxmox.com
Mon Dec 20 19:00:26 CET 2021


tiny nit inline:
On Fri, 17 Dec 2021 13:57:33 +0100
Fabian Grünbichler <f.gruenbichler at proxmox.com> wrote:

> Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>
> ---
>  pveproxy.adoc | 30 +++++++++++++++++++++++++++++-
>  1 file changed, 29 insertions(+), 1 deletion(-)
> 
> diff --git a/pveproxy.adoc b/pveproxy.adoc
> index 4696d66..8fc6195 100644
> --- a/pveproxy.adoc
> +++ b/pveproxy.adoc
> @@ -117,9 +117,11 @@ effect.
>  SSL Cipher Suite
>  ----------------
>  
> -You can define the cipher list in `/etc/default/pveproxy`, for example
> +You can define the cipher list in `/etc/default/pveproxy` via the `CIPHERS`
> +(TLS <= 1.2) and `CIPHERSUITES` (TLS >= 1.3) keys. For example
>  
>   CIPHERS="ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA256"
> + CIPHERSUITES="TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256:TLS_AES_128_GCM_SHA256"
>  
>  Above is the default. See the ciphers(1) man page from the openssl
>  package for a list of all available options.
> @@ -131,6 +133,25 @@ both client and `pveproxy`):
>   HONOR_CIPHER_ORDER=0
>  
>  
> +Supported TLS versions
> +----------------------
> +
> +The insecure SSL versions 2 and 3 are unconditionally disabled for pveproxy.
> +TLS versions below 1.1 are disabled by default on recent OpenSSL versions,
> +which is honored by `pveproxy` (see `/etc/ssl/openssl.cnf`).
> +
> +To disable TLS version 1.2 or 1.3, set the following in `/etc/default/pveproxy`:
> +
> + DISABLE_TLS_1_2=1
> +
> +or, respectively:
> +
> + DISABLE_TLS_1_3=1
> +
> +NOTE: Unless there is a specific reason to do so, it is not recommended to
> +manually adjust the supported TLS versions.
> +
> +
>  Diffie-Hellman Parameters
>  -------------------------
>  
> @@ -157,6 +178,13 @@ pveproxy uses `/etc/pve/local/pveproxy-ssl.pem` and
>  `/etc/pve/local/pve-ssl.pem` and `/etc/pve/local/pve-ssl.key`.
>  The private key may not use a passphrase.
>  
> +It is possible to override the location of the certificate private key by
maybe add a `(/etc/pve/local/pveproxy-ssl.key)`  here to avoid confusion
afaicu - overriding works only for pveproxy-ssl.pem

> +setting `TLS_KEY_FILE` in `/etc/default/pveproxy`, for example:
> +
> + TLS_KEY_FILE="/secrets/pveproxy.key"
> +
> +NOTE: The included ACME integration does not honor this setting.
> +
>  See the Host System Administration chapter of the documentation for details.
>  
>  COMPRESSION





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