9:59 p.m.
Add virDomainSetBlkioParameters virDomainGetBlkioParameters
Signed-off-by: Gui Jianfeng <guijianfeng(a)cn.fujitsu.com>
---
include/libvirt/libvirt.h.in | 67 +++++++++++++++++++++++++++++++++++++++
python/generator.py | 2 +
python/libvirt-override-api.xml | 12 +++++++
python/libvirt-override.c | 17 ++++++++++
4 files changed, 98 insertions(+), 0 deletions(-)
diff --git a/include/libvirt/libvirt.h.in b/include/libvirt/libvirt.h.in
index 5dfb752..00b6216 100644
--- a/include/libvirt/libvirt.h.in
+++ b/include/libvirt/libvirt.h.in
@@ -676,6 +676,73 @@ int virDomainGetInfo (virDomainPtr
domain,
*/
char * virDomainGetSchedulerType(virDomainPtr domain,
int *nparams);
+/**
+ * virDomainBlkioParameterType:
+ *
+ * A blkio parameter field type
+ */
+typedef enum {
+ VIR_DOMAIN_BLKIO_PARAM_INT = 1, /* integer case */
+ VIR_DOMAIN_BLKIO_PARAM_UINT = 2, /* unsigned integer case */
+ VIR_DOMAIN_BLKIO_PARAM_LLONG = 3, /* long long case */
+ VIR_DOMAIN_BLKIO_PARAM_ULLONG = 4, /* unsigned long long case */
+ VIR_DOMAIN_BLKIO_PARAM_DOUBLE = 5, /* double case */
+ VIR_DOMAIN_BLKIO_PARAM_BOOLEAN = 6 /* boolean(character) case */
+} virBlkioParameterType;
+
+/**
+ * VIR_DOMAIN_BLKIO_FIELD_LENGTH:
+ *
+ * Macro providing the field length of virBlkioParameter
+ */
+
+#define VIR_DOMAIN_BLKIO_FIELD_LENGTH 80
+
+/**
+ * VIR_DOMAIN_BLKIO_WEIGHT:
+ *
+ * Macro for the Blkio tunable weight: it represents the io weight
+ * the guest can use.
+ */
+
+#define VIR_DOMAIN_BLKIO_WEIGHT "weight"
+
+/**
+ * virDomainBlkioParameter:
+ *
+ * a virDomainBlkioParameter is the set of blkio cgroup parameteer
+ */
+
+typedef struct _virBlkioParameter virBlkioParameter;
+
+struct _virBlkioParameter {
+ char field[VIR_DOMAIN_BLKIO_FIELD_LENGTH]; /* parameter name */
+ int type; /* parameter type */
+ union {
+ int i; /* data for integer case */
+ unsigned int ui; /* data for unsigned integer case */
+ long long int l; /* data for long long integer case */
+ unsigned long long int ul; /* data for unsigned long long integer case */
+ double d; /* data for double case */
+ char b; /* data for char case */
+ } value; /* parameter value */
+};
+
+/**
+ * virBlkioParameterPtr:
+ *
+ * a virBlkioParameterPtr is a pointer to a virBlkioParameter structure.
+ */
+
+typedef virBlkioParameter *virBlkioParameterPtr;
+
+/* Set Blkio tunables for the domain*/
+int virDomainSetBlkioParameters(virDomainPtr domain,
+ virBlkioParameterPtr params,
+ int nparams, unsigned int flags);
+int virDomainGetBlkioParameters(virDomainPtr domain,
+ virBlkioParameterPtr params,
+ int *nparams, unsigned int flags);
/**
* virDomainMemoryParameterType:
diff --git a/python/generator.py b/python/generator.py
index 15751bd..8db4b9e 100755
--- a/python/generator.py
+++ b/python/generator.py
@@ -306,6 +306,8 @@ skip_impl = (
'virDomainGetSchedulerType',
'virDomainGetSchedulerParameters',
'virDomainSetSchedulerParameters',
+ 'virDomainSetBlkioParameters',
+ 'virDomainGetBlkioParameters',
'virDomainSetMemoryParameters',
'virDomainGetMemoryParameters',
'virDomainGetVcpus',
diff --git a/python/libvirt-override-api.xml b/python/libvirt-override-api.xml
index f209608..54deeb5 100644
--- a/python/libvirt-override-api.xml
+++ b/python/libvirt-override-api.xml
@@ -162,6 +162,18 @@
<arg name='domain' type='virDomainPtr' info='pointer to
domain object'/>
<arg name='params' type='virSchedParameterPtr' info='pointer
to scheduler parameter objects'/>
</function>
+ <function name='virDomainSetBlkioParameters' file='python'>
+ <info>Change the blkio tunables</info>
+ <return type='int' info='-1 in case of error, 0 in case of
success.'/>
+ <arg name='domain' type='virDomainPtr' info='pointer to
domain object'/>
+ <arg name='params' type='virBlkioParameterPtr' info='pointer
to blkio tunable objects'/>
+ </function>
+ <function name='virDomainGetBlkioParameters' file='python'>
+ <info>Get the blkio parameters, the @params array will be filled with the
values.</info>
+ <return type='int' info='-1 in case of error, 0 in case of
success.'/>
+ <arg name='domain' type='virDomainPtr' info='pointer to
domain object'/>
+ <arg name='params' type='virBlkioParameterPtr' info='pointer
to blkio tunable objects'/>
+ </function>
<function name='virDomainSetMemoryParameters' file='python'>
<info>Change the memory tunables</info>
<return type='int' info='-1 in case of error, 0 in case of
success.'/>
diff --git a/python/libvirt-override.c b/python/libvirt-override.c
index 4a03d72..e09e2b5 100644
--- a/python/libvirt-override.c
+++ b/python/libvirt-override.c
@@ -371,6 +371,23 @@ libvirt_virDomainSetSchedulerParameters(PyObject *self
ATTRIBUTE_UNUSED,
return VIR_PY_INT_SUCCESS;
}
+
+
+
+/* FIXME: This is a place holder for the implementation. */
+static PyObject *
+libvirt_virDomainSetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
+ PyObject *args ATTRIBUTE_UNUSED) {
+ return VIR_PY_INT_FAIL;
+}
+
+/* FIXME: This is a place holder for the implementation. */
+static PyObject *
+libvirt_virDomainGetBlkioParameters(PyObject *self ATTRIBUTE_UNUSED,
+ PyObject *args ATTRIBUTE_UNUSED) {
+ return VIR_PY_INT_FAIL;
+}
+
/* FIXME: This is a place holder for the implementation. */
static PyObject *
libvirt_virDomainSetMemoryParameters(PyObject *self ATTRIBUTE_UNUSED,
--
1.7.1