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Set KMEMSIZE for OpenVZ domains being defined

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* src/openvz/openvz_driver.c: add a new openvzDomainSetMemoryInternal()
  function, used to initialize the KMEMSIZE parameter of a container.
This commit is contained in:
Yuji NISHIDA 2009-11-02 17:39:46 +01:00 committed by Daniel Veillard
parent 4ab7995871
commit 8001eef5d0
1 changed files with 39 additions and 1 deletions
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40
src/openvz/openvz_driver.c
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@ -68,7 +68,12 @@ static int openvzGetProcessInfo(unsigned long long *cpuTime, int vpsid);
static int openvzGetMaxVCPUs(virConnectPtr conn, const char *type);
static int openvzDomainGetMaxVcpus(virDomainPtr dom);
static int openvzDomainSetVcpus(virDomainPtr dom, unsigned int nvcpus);
static int openvzDomainSetVcpusInternal(virConnectPtr conn, virDomainObjPtr vm, unsigned int nvcpus);
static int openvzDomainSetVcpusInternal(virConnectPtr conn,
virDomainObjPtr vm,
unsigned int nvcpus);
static int openvzDomainSetMemoryInternal(virConnectPtr conn,
virDomainObjPtr vm,
unsigned long memory);
static void openvzDriverLock(struct openvz_driver *driver)
{
@ -804,6 +809,14 @@ openvzDomainDefineXML(virConnectPtr conn, const char *xml)
}
}
if (vm->def->memory > 0) {
if (openvzDomainSetMemoryInternal(conn, vm, vm->def->memory) < 0) {
openvzError(conn, VIR_ERR_INTERNAL_ERROR,
"%s", _("Could not set memory size"));
goto cleanup;
}
}
dom = virGetDomain(conn, vm->def->name, vm->def->uuid);
if (dom)
dom->id = -1;
@ -1359,6 +1372,31 @@ static int openvzNumDefinedDomains(virConnectPtr conn) {
return n;
}
static int
openvzDomainSetMemoryInternal(virConnectPtr conn, virDomainObjPtr vm,
unsigned long mem)
{
char str_mem[16];
const char *prog[] = { VZCTL, "--quiet", "set", PROGRAM_SENTINAL,
"--kmemsize", str_mem, "--save", NULL
};
/* memory has to be changed its format from kbyte to byte */
snprintf(str_mem, sizeof(str_mem), "%lu", mem * 1024);
openvzSetProgramSentinal(prog, vm->def->name);
if (virRun(conn, prog, NULL) < 0) {
openvzError(conn, VIR_ERR_INTERNAL_ERROR,
_("Could not exec %s"), VZCTL);
goto cleanup;
}
return 0;
cleanup:
return -1;
}
static virDriver openvzDriver = {
VIR_DRV_OPENVZ,
"OPENVZ",