On Thu, May 19, 2011 at 04:51:27PM -0400, Laine Stump wrote:
> From: Michal Privoznik <mprivozn@xxxxxxxxxx>
>
> This implements the commands iface-begin, iface-commit, and iface-rollback,
> which simply call the corresponding functions in the libvirt API.
> ---
> tools/virsh.c | 103 +++++++++++++++++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 103 insertions(+), 0 deletions(-)
>
> diff --git a/tools/virsh.c b/tools/virsh.c
> index c2f4de6..6d72c75 100644
> --- a/tools/virsh.c
> +++ b/tools/virsh.c
> @@ -5118,6 +5118,103 @@ cmdInterfaceDestroy(vshControl *ctl, const vshCmd *cmd)
> return ret;
> }
>
> +/*
> + * "iface-begin" command
> + */
> +static const vshCmdInfo info_interface_begin[] = {
> + {"help", N_("create a snapshot of current interfaces settings, "
> + "which can be later commited (iface-commit) or "
> + "restored (iface-rollback)")},
> + {"desc", N_("Create a restore point for interfaces settings")},
> + {NULL, NULL}
> +};
> +
> +static const vshCmdOptDef opts_interface_begin[] = {
> + {NULL, 0, 0, NULL}
> +};
> +
> +static bool
> +cmdInterfaceBegin(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
> +{
> + bool ret = false;
> +
> + if (!vshConnectionUsability(ctl, ctl->conn))
> + goto end;
> +
> + if (virInterfaceChangeBegin(ctl->conn, 0) < 0) {
> + vshError(ctl, "%s", _("Failed to begin network config change transaction"));
> + } else {
> + vshPrint(ctl, "%s", _("Network config change transaction started\n"));
> + ret = true;
> + }
> +
> +end:
> + return ret;
> +}
> +
> +/*
> + * "iface-commit" command
> + */
> +static const vshCmdInfo info_interface_commit[] = {
> + {"help", N_("commit changes made since iface-begin and free restore point")},
> + {"desc", N_("commit changes and free restore point")},
> + {NULL, NULL}
> +};
> +
> +static const vshCmdOptDef opts_interface_commit[] = {
> + {NULL, 0, 0, NULL}
> +};
> +
> +static bool
> +cmdInterfaceCommit(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
> +{
> + bool ret = false;
> +
> + if (!vshConnectionUsability(ctl, ctl->conn))
> + goto end;
> +
> + if (virInterfaceChangeCommit(ctl->conn, 0) < 0) {
> + vshError(ctl, "%s", _("Failed to commit network config change transaction"));
> + } else {
> + vshPrint(ctl, "%s", _("Network config change transaction committed\n"));
> + ret = true;
> + }
> +
> +end:
> + return ret;
> +}
> +
> +/*
> + * "iface-rollback" command
> + */
> +static const vshCmdInfo info_interface_rollback[] = {
> + {"help", N_("rollback to previous saved configuration created via iface-begin")},
> + {"desc", N_("rollback to previous restore point")},
> + {NULL, NULL}
> +};
> +
> +static const vshCmdOptDef opts_interface_rollback[] = {
> + {NULL, 0, 0, NULL}
> +};
> +
> +static bool
> +cmdInterfaceRollback(vshControl *ctl, const vshCmd *cmd ATTRIBUTE_UNUSED)
> +{
> + bool ret = false;
> +
> + if (!vshConnectionUsability(ctl, ctl->conn))
> + goto end;
> +
> + if (virInterfaceChangeRollback(ctl->conn, 0) < 0) {
> + vshError(ctl, "%s", _("Failed to rollback network config change transaction"));
> + } else {
> + vshPrint(ctl, "%s", _("Network config change transaction rolled back\n"));
> + ret = true;
> + }
> +
> +end:
> + return ret;
> +}
>
> /*
> * "nwfilter-define" command
> @@ -10933,6 +11030,12 @@ static const vshCmdDef ifaceCmds[] = {
> info_interface_start, 0},
> {"iface-undefine", cmdInterfaceUndefine, opts_interface_undefine,
> info_interface_undefine, 0},
> + {"iface-begin", cmdInterfaceBegin, opts_interface_begin,
> + info_interface_begin, 0},
> + {"iface-commit", cmdInterfaceCommit, opts_interface_commit,
> + info_interface_commit, 0},
> + {"iface-rollback", cmdInterfaceRollback, opts_interface_rollback,
> + info_interface_rollback, 0},
> {NULL, NULL, NULL, NULL, 0}
> };
>
ACK,
Daniel
--
Daniel Veillard | libxml Gnome XML XSLT toolkit http://xmlsoft.org/
daniel@xxxxxxxxxxxx | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library http://libvirt.org/
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