#include "vserver.h"
#include "vserver-internal.h"
+static int
+get_rspec(PyObject *resources, rspec_t *rspec)
+{
+ PyObject *cpu_share;
+
+ if (!PyMapping_Check(resources))
+ {
+ PyErr_SetString(PyExc_TypeError, "invalid rspec");
+ return -1;
+ }
+ if ((cpu_share = PyMapping_GetItemString(resources, "nm_cpu_share")))
+ {
+ if (PyInt_Check(cpu_share))
+ {
+ rspec->cpu_share = PyInt_AS_LONG(cpu_share);
+ return 0;
+ }
+ PyErr_SetString(PyExc_TypeError, "nm_cpu_share not an integer");
+ }
+
+ return -1;
+}
+
/*
* context create
*/
uint32_t bcaps = ~vc_get_insecurebcaps();
rspec_t rspec = { 32, VC_VXF_SCHED_FLAGS, -1, -1 };
PyObject *resources;
- PyObject *cpu_share;
- if (!PyArg_ParseTuple(args, "IO|K", &ctx, &resources, &flags))
+ if (!PyArg_ParseTuple(args, "IO|K", &ctx, &resources, &flags) ||
+ get_rspec(resources, &rspec))
return NULL;
- if (!PyMapping_Check(resources))
- {
- PyErr_SetString(PyExc_TypeError, "invalid resources object");
- return NULL;
- }
- if ((cpu_share = PyMapping_GetItemString(resources, "nm_cpu_share")) &&
- (cpu_share = PyNumber_Int(cpu_share)))
- rspec.cpu_share = PyInt_AsLong(cpu_share);
if (pl_chcontext(ctx, flags, bcaps, &rspec))
- PyErr_SetFromErrno(PyExc_OSError);
+ return PyErr_SetFromErrno(PyExc_OSError);
return Py_None;
}
xid_t ctx;
rspec_t rspec = { 32, VC_VXF_SCHED_FLAGS, -1, -1 };
PyObject *resources;
- PyObject *cpu_share;
- if (!PyArg_ParseTuple(args, "IO", &ctx, &resources))
+ if (!PyArg_ParseTuple(args, "IO", &ctx, &resources) ||
+ get_rspec(resources, &rspec))
return NULL;
- if (!PyMapping_Check(resources))
- {
- PyErr_SetString(PyExc_TypeError, "invalid resources object");
- return NULL;
- }
- if ((cpu_share = PyMapping_GetItemString(resources, "nm_cpu_share")) &&
- (cpu_share = PyNumber_Int(cpu_share)))
- rspec.cpu_share = PyInt_AsLong(cpu_share);
- if (pl_setsched(ctx, rspec.cpu_share, rspec.cpu_sched_flags))
- PyErr_SetFromErrno(PyExc_OSError);
+ /* ESRCH indicates that there are no processes in the context */
+ if (pl_setsched(ctx, rspec.cpu_share, rspec.cpu_sched_flags) &&
+ errno != ESRCH)
+ return PyErr_SetFromErrno(PyExc_OSError);
return Py_None;
}
return Py_None;
}
+static PyObject *
+vserver_killall(PyObject *self, PyObject *args)
+{
+ xid_t ctx;
+ int sig;
+
+ if (!PyArg_ParseTuple(args, "Ii", &ctx, &sig))
+ return NULL;
+
+ if (vc_ctx_kill(ctx, 0, sig) && errno != ESRCH)
+ return PyErr_SetFromErrno(PyExc_OSError);
+
+ return Py_None;
+}
+
static PyMethodDef methods[] = {
{ "chcontext", vserver_chcontext, METH_VARARGS,
"chcontext to vserver with provided flags" },
"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" },
+ { "killall", vserver_killall, METH_VARARGS,
+ "Send signal to all processes in vserver context" },
{ NULL, NULL, 0, NULL }
};