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> On Apr 4, 2017, at 8:46 AM, Vinzenz 'evilissimo' Feenstra
> <vfeen...@redhat.com> wrote:
>
> From: Vinzenz Feenstra <vfeen...@redhat.com>
>
> Retrieving the guest host name is a very useful feature for virtual management
> systems. This information can help to have more user friendly VM access
> details, instead of an IP there would be the host name. Also the host name
> reported can be used to have automated checks for valid SSL certificates.
>
> virsh # qemu-agent-command F25 '{ "execute": "guest-get-host-name" }'
> {"return":{"host-name":"F25.lab.evilissimo.net"}}
>
> Signed-off-by: Vinzenz Feenstra <vfeen...@redhat.com>
> ---
> qga/commands.c | 11 +++++++++++
> qga/qapi-schema.json | 29 +++++++++++++++++++++++++++++
> 2 files changed, 40 insertions(+)
>
> diff --git a/qga/commands.c b/qga/commands.c
> index 4d92946..57a31bb 100644
> --- a/qga/commands.c
> +++ b/qga/commands.c
> @@ -499,3 +499,14 @@ int ga_parse_whence(GuestFileWhence *whence, Error
> **errp)
> error_setg(errp, "invalid whence code %"PRId64, whence->u.value);
> return -1;
> }
> +
> +GuestHostName *qmp_guest_get_host_name(Error **err)
> +{
> + GuestHostName *result = NULL;
> + gchar const *hostname = g_get_host_name();
> + if (hostname != NULL) {
> + result = g_new0(GuestHostName, 1);
> + result->host_name = g_strdup(hostname);
> + }
> + return result;
> +}
> diff --git a/qga/qapi-schema.json b/qga/qapi-schema.json
> index a02dbf2..b9f99ae 100644
> --- a/qga/qapi-schema.json
> +++ b/qga/qapi-schema.json
> @@ -1042,3 +1042,32 @@
> 'data': { 'path': 'str', '*arg': ['str'], '*env': ['str'],
> '*input-data': 'str', '*capture-output': 'bool' },
> 'returns': 'GuestExec' }
> +
> +
> +
> +##
> +# @GuestHostName:
> +# @host-name: Fully qualified domain name of the guest OS
> +#
> +# Since: 2.10
> +##
> +{ 'struct': 'GuestHostName',
> + 'data': { 'host-name': 'str' } }
> +
> +
> +##
> +# @guest-get-host-name:
> +#
> +# Return a name for the machine.
> +#
> +# The returned name is not necessarily a fully-qualified domain name, or even
> +# present in DNS or some other name service at all. It need not even be
> unique
> +# on your local network or site, but usually it is.
> +#
> +# Returns: the host name of the machine on success
> +#
> +# Since: 2.10
> +##
> +{ 'command': 'guest-get-host-name',
> + 'returns': 'GuestHostName' }
> +
> --
> 2.9.3
>
--
Vinzenz Feenstra
Senior Software Developer
Red Hat Czech
