On 12/12/14 10:04, Chunyan Liu wrote:
> Add public API virDomainSendSysrq for sending SysRequest key.
>
> Signed-off-by: Chunyan Liu <cyliu@xxxxxxxx>
> ---
> include/libvirt/libvirt-domain.h | 3 +++
> src/driver-hypervisor.h | 4 ++++
> src/libvirt-domain.c | 38 ++++++++++++++++++++++++++++++++++++++
> src/libvirt_public.syms | 1 +
> 4 files changed, 46 insertions(+)
>
[...]
> diff --git a/src/libvirt-domain.c b/src/libvirt-domain.c
> index cb76d8c..4658fd7 100644
> --- a/src/libvirt-domain.c
> +++ b/src/libvirt-domain.c
> @@ -11192,3 +11192,41 @@ virDomainFSInfoFree(virDomainFSInfoPtr info)
> VIR_FREE(info->devAlias[i]);
> VIR_FREE(info->devAlias);
> }
> +
> +
> +/**
> + * virDomainSendSysrq:
> + * @domain: pointer to domain object, or NULL for Domain0
> + * @key: SysRq key, like h, c, ...
> + *
> + * Send SysRq key to the guest.
> + *
> + * Returns 0 in case of success, -1 in case of failure.
> + */
> +int
> +virDomainSendSysrq(virDomainPtr domain, const char *key)
The new API should definitely have a 'flags' argument although it may be
unused for now.
> +{
> + virConnectPtr conn;
> + VIR_DOMAIN_DEBUG(domain, "key=%s", key);
> +
> + virResetLastError();
> +
> + virCheckDomainReturn(domain, -1);
> + conn = domain->conn;
> +
> + virCheckReadOnlyGoto(conn->flags, error);
> +
> + if (conn->driver->domainSendSysrq) {
> + int ret;
> + ret = conn->driver->domainSendSysrq(domain, key);
> + if (ret < 0)
> + goto error;
> + return ret;
> + }
> +
> + virReportUnsupportedError();
> +
> + error:
> + virDispatchError(domain->conn);
> + return -1;
> +}
> diff --git a/src/libvirt_public.syms b/src/libvirt_public.syms
> index e4c2df1..80d1dd2 100644
> --- a/src/libvirt_public.syms
> +++ b/src/libvirt_public.syms
> @@ -688,6 +688,7 @@ LIBVIRT_1.2.11 {
> global:
> virDomainFSInfoFree;
> virDomainGetFSInfo;
> + virDomainSendSysrq;
This needs to be in it's own section according to the release the API
will be in (1.2.12 currently)
> } LIBVIRT_1.2.9;
>
> # .... define new API here using predicted next version number ....
>
Peter
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