#include "virtual.h"
/*
- * chcontext
+ * context create
*/
static PyObject *
-vserver_chcontext(PyObject *self, PyObject *args)
+vserver_create(PyObject *self, PyObject *args)
{
- unsigned xid;
- unsigned caps_remove = 0;
+ xid_t ctx, xid;
- if (!PyArg_ParseTuple(args, "I|I", &xid, &caps_remove))
- return NULL;
+ if (!PyArg_ParseTuple(args, "I", &ctx))
+ return NULL;
- if (vc_new_s_context(xid, caps_remove, 0) < 0)
- return PyErr_SetFromErrno(PyExc_OSError);
+ xid = vc_ctx_create(ctx);
+#ifdef MEF_DEBUG
+ printf("vserver_create xid = %d\n",xid);
+#endif
+ if (xid == VC_NOCTX && errno != EEXIST)
+ return PyErr_SetFromErrno(PyExc_OSError);
+ return Py_None;
+}
- return Py_None;
+/*
+ * set flags
+ */
+static PyObject *
+vserver_flags(PyObject *self, PyObject *args)
+{
+ struct vc_ctx_caps caps;
+ struct vc_ctx_flags flags;
+#ifdef MEF_DEBUG
+ xid_t xid;
+#endif
+ xid_t ctx;
+
+ caps.ccaps = ~vc_get_insecureccaps();
+ caps.cmask = ~0ull;
+ caps.bcaps = ~vc_get_insecurebcaps();
+ caps.bmask = ~0ull;
+
+ flags.flagword = VC_VXF_STATE_SETUP| VC_VXF_INFO_LOCK;
+ flags.mask = VC_VXF_STATE_SETUP | VC_VXF_INFO_LOCK;
+
+ if (!PyArg_ParseTuple(args, "I", &ctx))
+ return NULL;
+
+#ifdef MEF_DEBUG
+ xid = vc_get_task_xid(0);
+ printf("vserver_flags xid = %d, ctx = %d\n",xid,ctx);
+#endif
+
+ if (vc_set_ccaps(ctx, &caps) == -1)
+ return PyErr_SetFromErrno(PyExc_OSError);
+
+#ifdef MEF_DEBUG
+ xid = vc_get_task_xid(0);
+ printf("vserver_flags xid = %d, ctx = %d\n",xid,ctx);
+#endif
+
+ if (vc_set_cflags(ctx, &flags) == -1)
+ return PyErr_SetFromErrno(PyExc_OSError);
+
+#ifdef MEF_DEBUG
+ xid = vc_get_task_xid(0);
+ printf("vserver_flags xid = %d, ctx = %d\n",xid,ctx);
+#endif
+
+
+ return Py_None;
}
+/*
+ * enter
+ */
static PyObject *
-__vserver_rlimit(PyObject *self, PyObject *args, int resource) {
+vserver_enter(PyObject *self, PyObject *args)
+{
+ xid_t ctx, xid;
+ if (!PyArg_ParseTuple(args, "I", &ctx))
+ return NULL;
+
+ xid = vc_get_task_xid(0);
+#ifdef MEF_DEBUG
+ printf("vserver_enter xid = %d\n",xid);
+#endif
+ if (xid != ctx) {
+ if (xid!=0) {
+ errno=EPERM;
+ return PyErr_SetFromErrno(PyExc_OSError);
+ } else if (vc_ctx_migrate(ctx) == -1)
+ return PyErr_SetFromErrno(PyExc_OSError);
+ }
+
+ return Py_None;
+}
+
+static PyObject *
+vserver_set_rlimit(PyObject *self, PyObject *args) {
struct vc_rlimit limits;
- int xid;
+ xid_t xid;
+ int resource;
PyObject *ret;
limits.min = VC_LIM_KEEP;
limits.soft = VC_LIM_KEEP;
limits.hard = VC_LIM_KEEP;
- if (!PyArg_ParseTuple(args, "iL", &xid, &limits.hard))
+ if (!PyArg_ParseTuple(args, "IiL", &xid, &resource, &limits.hard))
return NULL;
ret = Py_None;
return ret;
}
-
static PyObject *
-vserver_memlimit(PyObject *self, PyObject *args) {
- return __vserver_rlimit(self,args,5);
-}
+vserver_get_rlimit(PyObject *self, PyObject *args) {
+ struct vc_rlimit limits;
+ xid_t xid;
+ int resource;
+ PyObject *ret;
-static PyObject *
-vserver_tasklimit(PyObject *self, PyObject *args) {
- return __vserver_rlimit(self,args,6);
-}
+ limits.min = VC_LIM_KEEP;
+ limits.soft = VC_LIM_KEEP;
+ limits.hard = VC_LIM_KEEP;
+ if (!PyArg_ParseTuple(args, "Ii", &xid, &resource))
+ return NULL;
+ ret = Py_None;
+ if (vc_get_rlimit(xid, resource, &limits)==-1)
+ ret = PyErr_SetFromErrno(PyExc_OSError);
+ else
+ ret = Py_BuildValue("L",limits.hard);
+
+ return ret;
+}
/*
* setsched
static PyObject *
vserver_setsched(PyObject *self, PyObject *args)
{
- unsigned xid;
+ xid_t xid;
struct vc_set_sched sched;
+ struct vc_ctx_flags flags;
+ unsigned cpuguaranteed = 0;
sched.set_mask = (VC_VXSM_FILL_RATE |
VC_VXSM_INTERVAL |
VC_VXSM_TOKENS_MIN |
VC_VXSM_TOKENS_MAX);
- if (!PyArg_ParseTuple(args, "I|I|I|I|I", &xid,
+ if (!PyArg_ParseTuple(args, "I|I|I|I|I|I|I", &xid,
&sched.fill_rate,
&sched.interval,
+ &sched.tokens,
&sched.tokens_min,
- &sched.tokens_max))
+ &sched.tokens_max,
+ &cpuguaranteed))
return NULL;
+ flags.flagword = VC_VXF_INFO_LOCK;
+ flags.mask = VC_VXF_INFO_LOCK;
+ flags.flagword |= VC_VXF_SCHED_HARD;
+ flags.mask |= VC_VXF_SCHED_HARD;
+#define VC_VXF_SCHED_SHARE 0x00000800ull
+ if (cpuguaranteed==0) {
+ flags.flagword |= VC_VXF_SCHED_SHARE;
+ flags.mask |= VC_VXF_SCHED_SHARE;
+ }
+
+ if (vc_set_cflags(xid, &flags) == -1)
+ return PyErr_SetFromErrno(PyExc_OSError);
+
if (vc_set_sched(xid, &sched) == -1)
- return PyErr_SetFromErrno(PyExc_OSError);
+ return PyErr_SetFromErrno(PyExc_OSError);
return Py_None;
}
#define VCMD_set_dlimit VC_CMD(DLIMIT, 5, 0)
#define VCMD_get_dlimit VC_CMD(DLIMIT, 6, 0)
-struct vcmd_ctx_dlimit_base_v0 {
- char *name;
- uint32_t flags;
-};
-
-struct vcmd_ctx_dlimit_v0 {
- char *name;
- uint32_t space_used; /* used space in kbytes */
- uint32_t space_total; /* maximum space in kbytes */
- uint32_t inodes_used; /* used inodes */
- uint32_t inodes_total; /* maximum inodes */
- uint32_t reserved; /* reserved for root in % */
- uint32_t flags;
-};
-
#define CDLIM_UNSET (0ULL)
#define CDLIM_INFINITY (~0ULL)
#define CDLIM_KEEP (~1ULL)
static PyObject *
-vserver_dlimit(PyObject *self, PyObject *args)
+vserver_get_dlimit(PyObject *self, PyObject *args)
{
PyObject *res;
+ char* path;
+ unsigned xid;
+ struct vcmd_ctx_dlimit_v0 data;
+ int r;
+
+ if (!PyArg_ParseTuple(args, "si", &path,&xid))
+ return NULL;
+
+ memset(&data, 0, sizeof(data));
+ data.name = path;
+ data.flags = 0;
+ r = vserver(VCMD_get_dlimit, xid, &data);
+ if (r>=0) {
+ res = Py_BuildValue("(i,i,i,i,i)",
+ data.space_used,
+ data.space_total,
+ data.inodes_used,
+ data.inodes_total,
+ data.reserved);
+ } else {
+ res = PyErr_SetFromErrno(PyExc_OSError);
+ }
+
+ return res;
+}
+
+
+static PyObject *
+vserver_set_dlimit(PyObject *self, PyObject *args)
+{
char* path;
unsigned xid;
struct vcmd_ctx_dlimit_base_v0 init;
data.name = path;
data.flags = 0;
+ memset(&init, 0, sizeof(init));
init.name = path;
init.flags = 0;
if (r<0){}
r = vserver(VCMD_set_dlimit, xid, &data);
if (r<0){}
-
- memset(&data, 0, sizeof(data));
- data.name = path;
- data.flags = 0;
- r = vserver(VCMD_get_dlimit, xid, &data);
- if (r>=0) {
- res = Py_BuildValue("(i,i,i,i,i)",
- data.space_used,
- data.space_total,
- data.inodes_used,
- data.inodes_total,
- data.reserved);
- } else {
- res = PyErr_SetFromErrno(PyExc_OSError);
- }
-
- return res;
+ return Py_None;
}
static PyMethodDef methods[] = {
- { "chcontext", vserver_chcontext, METH_VARARGS,
- "Change to the given vserver context" },
+ { "create", vserver_create, METH_VARARGS,
+ "Create a new vserver context" },
+ { "flags", vserver_flags, METH_VARARGS,
+ "Set the default flags and caps" },
+ { "enter", vserver_enter, METH_VARARGS,
+ "Enter the vserver context" },
{ "setsched", vserver_setsched, METH_VARARGS,
"Change vserver scheduling attributes for given vserver context" },
- { "dlimit", vserver_dlimit, METH_VARARGS,
+ { "setdlimit", vserver_set_dlimit, METH_VARARGS,
"Set disk limits for given vserver context" },
- { "tasklimit", vserver_tasklimit, METH_VARARGS,
- "Set task limits for given vserver context" },
- { "memlimit", vserver_memlimit, METH_VARARGS,
- "Set memory limits for given vserver context" },
+ { "getdlimit", vserver_get_dlimit, METH_VARARGS,
+ "Get disk limits for given vserver context" },
+ { "setrlimit", vserver_set_rlimit, METH_VARARGS,
+ "Set resource limits for given resource of a vserver context" },
+ { "getrlimit", vserver_get_rlimit, METH_VARARGS,
+ "Get resource limits for given resource of a vserver context" },
{ NULL, NULL, 0, NULL }
};