Re: [Qemu-devel] [PATCH v3 5/5] block/rbd: add support for 'mon_host', 'auth_supported' via QAPI

[Markus Armbruster]

Starting with just the QAPI schema.

Jeff Cody <address@hidden> writes:

> This adds support for three additional options that may be specified
> by QAPI in blockdev-add:
>
>     server: host, port
>     auth method: either 'cephx' or 'none'
>
> The "server" and "auth-supported" QAPI parameters are arrays.  To conform
> with the rados API, the array items are join as a single string with a ';'
> character as a delimiter when setting the configuration values.
>
> Signed-off-by: Jeff Cody <address@hidden>
> ---
[...]
> diff --git a/qapi/block-core.json b/qapi/block-core.json
> index f152953..5f74f92 100644
> --- a/qapi/block-core.json
> +++ b/qapi/block-core.json
> @@ -2666,6 +2666,28 @@
>              '*header-digest': 'IscsiHeaderDigest',
>              '*timeout': 'int' } }
>  
> +
> +##
> +# @RbdAuthSupport:
> +#
> +# An enumeration of RBD auth support
> +#
> +# Since: 2.9
> +##
> +{ 'enum': 'RbdAuthSupport',
> +  'data': [ 'cephx', 'none' ] }
> +
> +
> +##
> +# @RbdAuthMethod:
> +#
> +# An enumeration of rados auth_supported types
> +#
> +# Since: 2.9
> +##
> +{ 'struct': 'RbdAuthMethod',
> +  'data': { 'auth': 'RbdAuthSupport' } }
> +

Any particular reason for wrapping the enum in a struct?  Do you
envisage adding members to the struct?

>  ##
>  # @BlockdevOptionsRbd:
>  #
> @@ -2681,6 +2703,11 @@
>  #
>  # @user:               #optional Ceph id name.
>  #
> +# @server:             #optional Monitor host address and port.  This maps
> +#                      to the "mon_host" Ceph option.

Suggest something like "Monitor addresses", for consistency with how we
document *SocketAddress members elsewhere, and plural to hint at it
being a list, not just one.

> +#
> +# @auth-supported:     #optional Authentication supported.
> +#
>  # @password-secret:    #optional The ID of a QCryptoSecret object providing
>  #                      the password for the login.
>  #
> @@ -2692,6 +2719,8 @@
>              '*conf': 'str',
>              '*snapshot': 'str',
>              '*user': 'str',
> +            '*server': ['InetSocketAddress'],
> +            '*auth-supported': ['RbdAuthMethod'],
>              '*password-secret': 'str' } }
>  
>  ##