static void getDomainInfo(int id) {
virConnectPtr conn = NULL; /* the hypervisor connection */
virDomainPtr dom = NULL; /* the domain being checked */
virDomainInfo info; /* the information being fetched */
int ret;
/* NULL means connect to local Xen hypervisor */
conn = virConnectOpenReadOnly(NULL);
if (conn == NULL) {
fprintf(stderr, "Failed to connect to hypervisor\n");
goto error;
}
/* Find the domain of the given id */
dom = virDomainLookupByID(conn, id);
if (dom == NULL) {
fprintf(stderr, "Failed to find Domain %d\n", id);
goto error;
}
/* Get the information */
ret = virDomainGetInfo(dom, &info);
if (ret < 0) {
fprintf(stderr, "Failed to get information for Domain %d\n", id);
goto error;
}
printf("Domains %d: %d CPUs\n", id, info.nrVirtCpu);
error:
if (dom != NULL)
virDomainFree(dom);
if (conn != NULL)
virConnectClose(conn);
}
/* ---------------
* Misc utils
* ---------------
*/
int
virshDomainState(vshControl *ctl, virDomainPtr dom, int *reason)
{
virDomainInfo info;
virshControlPtr priv = ctl->privData;
if (reason)
*reason = -1;
if (!priv->useGetInfo) {
int state;
if (virDomainGetState(dom, &state, reason, 0) < 0) {
virErrorPtr err = virGetLastError();
if (err && err->code == VIR_ERR_NO_SUPPORT)
priv->useGetInfo = true;
else
return -1;
} else {
return state;
}
}
/* fall back to virDomainGetInfo if virDomainGetState is not supported */
if (virDomainGetInfo(dom, &info) < 0)
return -1;
else
return info.state;
}
int libvirt_domain_save(char * name, int idonweb)
{
virDomainPtr domain;
domain = virDomainLookupByName(g_conn, name);
if (domain == NULL) {
logerror(_("%s: connect domain by name(%s) error.\n"),
__func__, name);
return -1;
}
virDomainInfo info;
if (virDomainGetInfo(dom, &info) < 0) {
logprintfl(SCERROR, "Cannot check guest state\n");
return -3;
}
if (info.state == VIR_DOMAIN_SHUTOFF) {
logprintfl(SCERROR, "Not saving guest that isn't running\n");
return -4;
}
const char *filename = "";
if (virDomainSave(dom, filename) < 0) {
fprintf(stderr, "Unable to save guest to %s\n", filename);
}
fprintf(stdout, "Guest state saved to %s\n", filename);
virConnectClose(conn);
return 0;
}
static int
libvirt_status(const char *vm_name, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp;
virDomainInfo vdi;
int ret = 0;
dbg_printf(5, "%s %s\n", __FUNCTION__, vm_name);
VALIDATE(info);
if (is_uuid(vm_name)) {
vdp = virDomainLookupByUUIDString(info->vp,
(const char *)vm_name);
} else {
vdp = virDomainLookupByName(info->vp, vm_name);
}
if (!vdp || ((virDomainGetInfo(vdp, &vdi) == 0) &&
(vdi.state == VIR_DOMAIN_SHUTOFF))) {
ret = RESP_OFF;
}
if (vdp)
virDomainFree(vdp);
return ret;
}
static int
libvirt_off(const char *vm_name, const char *src, uint32_t seqno, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp = NULL;
virDomainInfo vdi;
virDomainPtr (*virt_lookup_fn)(virConnectPtr, const char *);
int ret = -1;
int i;
dbg_printf(5, "ENTER %s %s %u\n", __FUNCTION__, vm_name, seqno);
VALIDATE(info);
if (is_uuid(vm_name))
virt_lookup_fn = virDomainLookupByUUIDString;
else
virt_lookup_fn = virDomainLookupByName;
for (i = 0 ; i < info->vp_count ; i++) {
vdp = virt_lookup_fn(info->vp[i], vm_name);
if (vdp)
break;
}
if (!vdp) {
dbg_printf(2, "[libvirt:OFF] Domain %s does not exist\n", vm_name);
return 1;
}
if (virDomainGetInfo(vdp, &vdi) == 0 && vdi.state == VIR_DOMAIN_SHUTOFF) {
dbg_printf(2, "[libvirt:OFF] Nothing to do - "
"domain %s is already off\n",
vm_name);
virDomainFree(vdp);
return 0;
}
syslog(LOG_NOTICE, "Destroying domain %s\n", vm_name);
dbg_printf(2, "[libvirt:OFF] Calling virDomainDestroy for %s\n", vm_name);
ret = virDomainDestroy(vdp);
virDomainFree(vdp);
if (ret < 0) {
syslog(LOG_NOTICE, "Failed to destroy domain %s: %d\n", vm_name, ret);
dbg_printf(2, "[libvirt:OFF] Failed to destroy domain: %s %d\n",
vm_name, ret);
return 1;
}
if (ret) {
syslog(LOG_NOTICE, "Domain %s still exists; fencing failed\n", vm_name);
dbg_printf(2, "[libvirt:OFF] Domain %s still exists; fencing failed\n",
vm_name);
return 1;
}
dbg_printf(2, "[libvirt:OFF] Success for %s\n", vm_name);
return 0;
}
int libvirt_node_info_update(NodeInfo * ni)
{
if (g_conn == NULL || ni == NULL)
return -1;
int ret = -1;
int cpu_commit = 0;
unsigned int mem_commit = 0;
int *activeDomains = NULL;
__this_lock();
int numDomains = virConnectNumOfDomains(g_conn);
if (numDomains <= 0) {
ret = numDomains;
goto out;
}
activeDomains = malloc(sizeof(int) * numDomains);
if (activeDomains == NULL) {
logerror(_("error in %s(%d)\n"), __func__, __LINE__);
goto out;
}
numDomains = virConnectListDomains(g_conn, activeDomains, numDomains);
if (numDomains <= 0) {
ret = numDomains;
goto out;
}
for (int i = 0; i< numDomains; i++) {
/* skip id dom 0 */
if (activeDomains[i] == 0)
continue;
virDomainPtr d = virDomainLookupByID(g_conn, activeDomains[i]);
if (d == NULL) {
logerror(_("error in %s(%d)\n"), __func__, __LINE__);
goto out;
}
virDomainInfo di;
if (virDomainGetInfo(d, &di)) {
logerror(_("error in %s(%d)\n"), __func__, __LINE__);
goto out;
}
cpu_commit += di.nrVirtCpu;
mem_commit += di.maxMem;
virDomainFree(d);
}
ni->cpu_commit = cpu_commit;
ni->mem_commit = mem_commit;
ret = numDomains;
out:
__this_unlock();
if (activeDomains)
free(activeDomains);
return ret;
}
static inline int
wait_domain(const char *vm_name, virConnectPtr vp, int timeout)
{
int tries = 0;
int response = 1;
int ret;
virDomainPtr vdp;
virDomainInfo vdi;
int uuid_check;
uuid_check = is_uuid(vm_name);
if (uuid_check) {
vdp = virDomainLookupByUUIDString(vp, (const char *)vm_name);
} else {
vdp = virDomainLookupByName(vp, vm_name);
}
if (!vdp)
return 0;
/* Check domain liveliness. If the domain is still here,
we return failure, and the client must then retry */
/* XXX On the xen 3.0.4 API, we will be able to guarantee
synchronous virDomainDestroy, so this check will not
be necessary */
do {
if (++tries > timeout)
break;
sleep(1);
if (uuid_check) {
vdp = virDomainLookupByUUIDString(vp, (const char *)vm_name);
} else {
vdp = virDomainLookupByName(vp, vm_name);
}
if (!vdp) {
dbg_printf(2, "Domain no longer exists\n");
response = 0;
break;
}
memset(&vdi, 0, sizeof(vdi));
ret = virDomainGetInfo(vdp, &vdi);
virDomainFree(vdp);
if (ret < 0)
continue;
if (vdi.state == VIR_DOMAIN_SHUTOFF) {
dbg_printf(2, "Domain has been shut off\n");
response = 0;
break;
}
dbg_printf(4, "Domain still exists (state %d) after %d seconds\n",
vdi.state, tries);
} while (1);
return response;
}
static int
suspend_and_resume(virConnectPtr conn,
const char *dom_name,
unsigned int seconds)
{
int ret = -1;
virDomainPtr dom;
virDomainInfo dom_info;
if (!(dom = virDomainLookupByName(conn, dom_name))) {
ERROR("Unable to find domain '%s'", dom_name);
goto cleanup;
}
if (virDomainGetInfo(dom, &dom_info) < 0) {
ERROR("Unable to get domain info");
goto cleanup;
}
DEBUG("Domain state %d", dom_info.state);
switch (dom_info.state) {
case VIR_DOMAIN_NOSTATE:
case VIR_DOMAIN_RUNNING:
case VIR_DOMAIN_BLOCKED:
/* In these states the domain can be suspended */
DEBUG("Suspending domain");
if (virDomainSuspend(dom) < 0) {
ERROR("Unable to suspend domain");
goto cleanup;
}
DEBUG("Domain suspended. Entering sleep for %u seconds.", seconds);
sleep(seconds);
DEBUG("Sleeping done. Resuming the domain.");
if (virDomainResume(dom) < 0) {
ERROR("Unable to resume domain");
goto cleanup;
}
break;
default:
/* In all other states domain can't be suspended */
ERROR("Domain is not in a state where it can be suspended: %d",
dom_info.state);
goto cleanup;
}
ret = 0;
cleanup:
if (dom)
virDomainFree(dom);
return ret;
}
/**
* checkDomainState:
* @dom: the domain
*
* Return the current state of a domain or -1 if non-exsitant
*/
static int
checkDomainState(virDomainPtr dom) {
virDomainInfo info; /* the information being fetched */
int ret;
ret = virDomainGetInfo(dom, &info);
if (ret < 0) {
return(-1);
}
return(info.state);
}
static int
registerExisting(virConnectPtr vp, const char *path, int mode)
{
int *d_ids = NULL;
int d_count, x;
virDomainPtr dom;
virDomainInfo d_info;
errno = EINVAL;
if (!vp)
return -1;
d_count = virConnectNumOfDomains(vp);
if (d_count <= 0) {
if (d_count == 0) {
/* Successful, but no domains running */
errno = 0;
return 0;
}
goto out_fail;
}
d_ids = malloc(sizeof (int) * d_count);
if (!d_ids)
goto out_fail;
if (virConnectListDomains(vp, d_ids, d_count) < 0)
goto out_fail;
/* Ok, we have the domain IDs - let's get their names and states */
for (x = 0; x < d_count; x++) {
dom = virDomainLookupByID(vp, d_ids[x]);
if (!dom) {
/* XXX doom */
goto out_fail;
}
if (virDomainGetInfo(dom, &d_info) < 0) {
/* XXX no info for the domain?!! */
virDomainFree(dom);
goto out_fail;
}
if (d_info.state != VIR_DOMAIN_SHUTOFF &&
d_info.state != VIR_DOMAIN_CRASHED)
domainStarted(dom, path, mode);
virDomainFree(dom);
}
out_fail:
free(d_ids);
return 0;
}
static int
checkDomainState(virDomainPtr dom) {
virDomainInfo info;
int ret;
ret = virDomainGetInfo(dom, &info);
if (ret < 0 ) {
return(-1);
}
return(info.state);
}
/*
* CPU bandwidth allocation, e.g. 40% CPU, cpu_bw_perc ~ [0 - 100%]
* TODO: don't support dynamically change the "period" parameter yet, it only
* allocate cpu_quota according to the current period and bw_percentage
* TODO: think about the real situation, say we have 8 pCPUs, and the domain
* has 2 vCPUs. The the domain take 2 / 8 = 25% of the total physical CPU
* resource at most. Does cfs.quota / cfs.period work for only ONE CPU or mean
* all CPUs ? If it aims at one CPU, the following function works for each vCPU
* of the domain, then it should never exceed its upper bound.
*/
int alloccpu(virConnectPtr conn, virDomainPtr domain, double cpu_bw_perc)
{
int ret = -1;
unsigned long long cpu_period;
long long cpu_quota = -1;
virNodeInfo nodeinfo;
virDomainInfo dominfo;
unsigned int nr_pcpu = 0, nr_vcpu = 0;
printf("cpu_bw_perc = %.2lf | ", cpu_bw_perc);
if (-1 == virNodeGetInfo(conn, &nodeinfo))
goto cleanup;
nr_pcpu = nodeinfo.cpus;
printf("nr_pcpu = %u | ", nr_pcpu);
if (-1 == virDomainGetInfo(domain, &dominfo))
goto cleanup;
nr_vcpu = dominfo.nrVirtCpu;
printf("nr_vcpu = %u | ", nr_vcpu);
if (-1 == get_vcpu_period(domain, &cpu_period))
goto cleanup;
printf("cpu_period = %llu | ", cpu_period);
if (cpu_bw_perc <= (double)(nr_vcpu*100/nr_pcpu)) {
/*
* Compute the new quota which should be allocated to the domain, the
* quota is applied to each vcpu, thus the cpu_bw_percentage should be
* divided by nr_vcpu.
*/
cpu_quota =
(long long)(cpu_bw_perc / nr_vcpu * nr_pcpu * cpu_period);
printf("Choose 1:cpu_quota = %lld\n", cpu_quota);
}
else
{
/*
* allocate at most (nr_vcpu / nr_pcpu) bandwidth for the domain
*/
cpu_quota = (long long)(cpu_period);
printf("Choose 2:cpu_quota = %lld\n", cpu_quota);
}
if (-1 == set_vcpu_quota_ll(domain, &cpu_quota))
goto cleanup;
ret = 0;
cleanup:
return ret;
}
timearg GetVirtInfo::GetCpuTime(QString VM_name)
{
virDomainPtr vm_ptr = virDomainLookupByName(conn, qPrintable(VM_name));
if(vm_ptr == NULL) {
printf("error finding domain\n");
virConnectClose(conn);
exit(1);
}
virDomainInfo info_s;
struct timeval real_time_s;
timearg return_arg;
if(virDomainGetInfo(vm_ptr, &info_s) != 0) {
printf("error get domain info\n");
virDomainFree(vm_ptr);
virConnectClose(conn);
exit(1);
}
if(gettimeofday(&real_time_s, NULL) == -1) {
printf("error get time of day\n");
virDomainFree(vm_ptr);
virConnectClose(conn);
exit(1);
}
return_arg.info = info_s;
return_arg.real_time = real_time_s;
virDomainFree(vm_ptr);
return return_arg;
/* sleep(1);
if(virDomainGetInfo(vm_ptr, &info_e) !=0) {
printf("error get domain info\n");
virDomainFree(vm_ptr);
virConnectClose(conn);
exit(1);
}
if(gettimeofday(&real_time_e, NULL) == -1) {
printf("error get time of day\n");
virDomainFree(vm_ptr);
virConnectClose(conn);
exit(1);
}
cpu_diff = (info_e.cpuTime - info_s.cpuTime) / 1000;
real_diff = 1000000 * (real_time_e.tv_sec - real_time_s.tv_sec) +(real_time_e.tv_usec - real_time_s.tv_usec);
virDomainFree(vm_ptr);
usage = cpu_diff / (float) (real_diff);
return usage*100;*/
}
static int isActiveDomain(virDomainPtr dom)
{
virDomainInfo info; /* the information being fetched */
int ret;
ret = virDomainGetInfo(dom, &info);
if (ret < 0)
return -1;
//if (ret==VIR_DOMAIN_RUNNING)
if ((ret == VIR_DOMAIN_RUNNING) || (ret == VIR_DOMAIN_NOSTATE) || (ret == VIR_DOMAIN_BLOCKED))
return 1;
else
return 0;
}
static int
libvirt_off(const char *vm_name, const char *src,
uint32_t seqno, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp;
virDomainInfo vdi;
int ret = -1;
dbg_printf(5, "%s %s\n", __FUNCTION__, vm_name);
VALIDATE(info);
if (is_uuid(vm_name)) {
vdp = virDomainLookupByUUIDString(info->vp,
(const char *)vm_name);
} else {
vdp = virDomainLookupByName(info->vp, vm_name);
}
if (!vdp) {
dbg_printf(2, "Nothing to do - domain does not exist\n");
return 1;
}
if (((virDomainGetInfo(vdp, &vdi) == 0) &&
(vdi.state == VIR_DOMAIN_SHUTOFF))) {
dbg_printf(2, "Nothing to do - domain is off\n");
virDomainFree(vdp);
return 0;
}
syslog(LOG_NOTICE, "Destroying domain %s\n", vm_name);
dbg_printf(2, "[OFF] Calling virDomainDestroy\n");
ret = virDomainDestroy(vdp);
if (ret < 0) {
syslog(LOG_NOTICE, "Failed to destroy domain: %d\n", ret);
printf("virDomainDestroy() failed: %d\n", ret);
return 1;
}
if (ret) {
syslog(LOG_NOTICE,
"Domain %s still exists; fencing failed\n",
vm_name);
printf("Domain %s still exists; fencing failed\n", vm_name);
return 1;
}
return 0;
}
static int
libvirt_on(const char *vm_name, const char *src,
uint32_t seqno, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp;
virDomainInfo vdi;
int ret = -1;
dbg_printf(5, "%s %s\n", __FUNCTION__, vm_name);
VALIDATE(info);
if (is_uuid(vm_name)) {
vdp = virDomainLookupByUUIDString(info->vp,
(const char *)vm_name);
} else {
vdp = virDomainLookupByName(info->vp, vm_name);
}
if (vdp &&
((virDomainGetInfo(vdp, &vdi) == 0) &&
(vdi.state != VIR_DOMAIN_SHUTOFF))) {
dbg_printf(2, "Nothing to do - domain is running\n");
if (vdp)
virDomainFree(vdp);
return 0;
}
syslog(LOG_NOTICE, "Starting domain %s\n", vm_name);
dbg_printf(2, "[ON] Calling virDomainCreate\n");
ret = virDomainCreate(vdp);
if (ret < 0) {
syslog(LOG_NOTICE, "Failed to start domain: %d\n", ret);
printf("virDomainCreate() failed: %d\n", ret);
return 1;
}
if (ret) {
syslog(LOG_NOTICE,
"Domain %s did not start\n",
vm_name);
printf("Domain %s did not start\n", vm_name);
return 1;
}
syslog(LOG_NOTICE, "Domain %s started\n", vm_name);
return 0;
}
std::string VM_Controller::get_vm_info(){
Json::Value j(Json::arrayValue);
int numActiveDomains = virConnectNumOfDomains(_conn);
int *activeDomainsIDs = (int *)malloc(sizeof(int) * numActiveDomains);
numActiveDomains = virConnectListDomains(_conn,
activeDomainsIDs,
numActiveDomains);
for (int i = 0 ; i < numActiveDomains ; i++) {
virDomainPtr dom = virDomainLookupByID(_conn, activeDomainsIDs[i]);
virDomainInfo info;
if(virDomainGetInfo(dom, &info) < 0){
LOG_ERROR("could not get domain info");
continue;
}
Json::Value j_dom(Json::objectValue);
j_dom["id"] = activeDomainsIDs[i];
j_dom["mem_total"] = (unsigned long long)info.maxMem;
j_dom["vcpu"] = info.nrVirtCpu;
j_dom["name"] = virDomainGetName(dom);
j_dom["status"] = "running";
j.append(j_dom);
}
free(activeDomainsIDs);
int numInactiveDomains = virConnectNumOfDefinedDomains(_conn);
char **inactiveDomainsNames = (char **)malloc(sizeof(char *)
* numInactiveDomains);
numInactiveDomains = virConnectListDefinedDomains(_conn,
inactiveDomainsNames,
numInactiveDomains);
if(numInactiveDomains < 0){
LOG_ERROR("could not get defined domains");
exit(-1);
}
for(int i=0; i< numInactiveDomains; i++){
Json::Value j_dom(Json::objectValue);
j_dom["status"] = "shutoff";
j_dom["name"] = inactiveDomainsNames[i];
free(inactiveDomainsNames[i]);
j.append(j_dom);
}
free(inactiveDomainsNames);
return j.toStyledString();
}
void getDomainInfo(int id, timeInfoNode infos)
{
virDomainPtr dom = NULL;
virDomainInfo info;
int ret;
struct timeval realTime;
int cpu_diff, real_diff;
float usage;
/* Find the domain of the given id */
dom = virDomainLookupByID(conn, id);
if (dom == NULL)
{
fprintf(stderr, "Failed to find Domain %d\n", id);
freeDom(dom);
closeConn();
}
/* Get the information of the domain */
ret = virDomainGetInfo(dom, &info);
if (ret < 0)
{
fprintf(stderr, "Failed to get information for Domain %d\n", id);
freeDom(dom);
closeConn();
}
/* get the end of realTime*/
if (gettimeofday(&realTime, NULL) == - 1)
{
fprintf(stderr, "Failed to get start time\n");
return;
}
/* calculate the usage of cpu */
cpu_diff = (info.cpuTime - infos.cpu_time) / 10000;
real_diff = 1000 *(realTime.tv_sec - infos.real_time.tv_sec) +
(realTime.tv_usec - infos.real_time.tv_usec);
usage = cpu_diff / (float)(real_diff);
/* print the results */
printf("%d\t%.3f%\t%lu\t%lu\t%hu\t%0X\t%s\n", id, usage, info.memory / 1024,
info.maxMem / 1024, info.nrVirtCpu, info.state, virDomainGetName(dom));
freeDom(dom);
}
struct domain_info_list *libvirt_domain_info_list() {
int i;
struct domain_info_list *domain_info_list = (struct domain_info_list *) calloc(1, sizeof(struct domain_info_list));
domain_info_list->num_domains = nr_domains;
domain_info_list->domain_info = (struct domain_info *) calloc(nr_domains, sizeof(struct domain_info));
for(i = 0; i < nr_domains; ++i) {
if(virDomainGetInfo(domains[i], &vir_domain_info) != 0)
continue;
domain_info_list->domain_info[i].domain_name = strdup(virDomainGetName(domains[i]));
domain_info_list->domain_info[i].domain_id = virDomainGetID(domains[i]);
domain_info_list->domain_info[i].domain_state = vir_domain_info.state;
domain_info_list->domain_info[i].domain_mem_max = vir_domain_info.maxMem;
domain_info_list->domain_info[i].domain_mem_used = vir_domain_info.memory;
domain_info_list->domain_info[i].domain_num_vcpus = vir_domain_info.nrVirtCpu;
domain_info_list->domain_info[i].domain_cpu_total_time = vir_domain_info.cpuTime;
}
return domain_info_list;
}
std::string VM_Controller::get_vm_detail(virDomainPtr dom){
Json::Value j;
j["status"] = "ok";
virDomainInfo info;
if(virDomainGetInfo(dom, &info) < 0){
LOG_ERROR("could not get domain info");
j["status"] = "no such domain";
return j.toStyledString();
}
// basic info
int state;
virDomainGetState(dom, &state, NULL, 0);
j["vm_status"] = state_code2string(state);
if(virDomainIsActive(dom)){
j["id"] = virDomainGetID(dom);
}
j["name"] = virDomainGetName(dom);
j["vcpu"] = virDomainGetMaxVcpus(dom);
j["mem_total"] = (unsigned long long)virDomainGetMaxMemory(dom);
// more detailed info
char *domain_xml = virDomainGetXMLDesc(dom, VIR_DOMAIN_XML_SECURE);
tinyxml2::XMLDocument doc;
doc.Parse(domain_xml);
j["img_path"] = doc.RootElement()
->FirstChildElement("devices")
->FirstChildElement("disk")
->FirstChildElement("source")
->Attribute("file");
tinyxml2::XMLElement *graphics = doc.RootElement()
->FirstChildElement("devices")
->FirstChildElement("graphics");
j["vnc_port"] = graphics->Attribute("port");
virDomainFree(dom);
return j.toStyledString();
}
/*
* runtime memory allocate for domain
*/
int allocmem(virDomainPtr domain, double mem_perc)
{
int ret = -1;
struct phy_statistics *pinfo =
(struct phy_statistics *)malloc(sizeof(struct phy_statistics) * 1);
unsigned long vmemsz;
virDomainInfoPtr dominfo;
dominfo = (virDomainInfo *)malloc(sizeof(virDomainInfo));
get_phy_memstat(pinfo);
vmemsz = (unsigned long)(mem_perc * pinfo->memtotal / 100);
printf("mem_perc=%.2lf |memtotal=%lu |vmemsz=%lu ",
mem_perc, pinfo->memtotal, vmemsz);
if (-1 == virDomainGetInfo(domain, dominfo))
goto cleanup;
/* memory size can't be too small, or OOM would kill the VM process */
if (vmemsz < VIR_MEM_LOW_BOUND_IN_BYTES) {
vmemsz = VIR_MEM_LOW_BOUND_IN_BYTES;
} else if (vmemsz > dominfo->maxMem) {
/* memory size < maxMem, for qemu, maxMem can't be changed at runtime */
fprintf(stderr, "allocate %lu memory to domain which is larger"
"than the maxMem [%lu]\n", vmemsz, dominfo->maxMem);
goto cleanup;
}
printf("-----finally,we set vmemsz=%lu\n", vmemsz);
/* should also set a lower memory bound for the domain */
if (-1 == virDomainSetMemory(domain, vmemsz))
goto cleanup;
ret = 0;
cleanup:
return ret;
}
static int
libvirt_status(const char *vm_name, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp = NULL;
virDomainInfo vdi;
int ret = 0;
int i;
virDomainPtr (*virt_lookup_fn)(virConnectPtr, const char *);
dbg_printf(5, "ENTER %s %s\n", __FUNCTION__, vm_name);
VALIDATE(info);
if (is_uuid(vm_name))
virt_lookup_fn = virDomainLookupByUUIDString;
else
virt_lookup_fn = virDomainLookupByName;
for (i = 0 ; i < info->vp_count ; i++) {
vdp = virt_lookup_fn(info->vp[i], vm_name);
if (vdp)
break;
}
if (!vdp) {
dbg_printf(2, "[libvirt:STATUS] Unknown VM %s - return OFF\n", vm_name);
return RESP_OFF;
}
if (virDomainGetInfo(vdp, &vdi) == 0 && vdi.state == VIR_DOMAIN_SHUTOFF) {
dbg_printf(2, "[libvirt:STATUS] VM %s is OFF\n", vm_name);
ret = RESP_OFF;
}
if (vdp)
virDomainFree(vdp);
return ret;
}
/* get the start time of each domain */
void getTimeInfo(int id, timeInfoNode * infos)
{
virDomainPtr dom = NULL;
virDomainInfo info;
int ret;
/* Find the domain of the given id */
dom = virDomainLookupByID(conn, id);
if (dom == NULL)
{
fprintf(stderr, "Failed to find Domain %d\n", id);
freeDom(dom);
closeConn();
}
/* Get the information of the domain */
ret = virDomainGetInfo(dom, &info);
if (ret < 0)
{
fprintf(stderr, "Failed to get information for Domain %d\n", id);
freeDom(dom);
closeConn();
}
/* get the start of realTime*/
if (gettimeofday(&(infos->real_time), NULL) == - 1)
{
fprintf(stderr, "Failed to get start time\n");
return;
}
/* get the start of CPUTime*/
infos->cpu_time = info.cpuTime; /* nanosecond */
freeDom(dom);
}
/**
* @brief provides the state of the Domain in form of integer
* @return integer representing state of domain
*
* The return value respresents the integer from the enum virDomainState
* (http://libvirt.org/html/libvirt-libvirt-domain.html#virDomainState)
*
* If the correct state cannot be ascertained, -1 is returned.
*/
int Domain::state()
{
int state;
int reason;
if (m_domain)
{
if (m_libVersion > 8000)
{
if (virDomainGetState(m_domain, &state, &reason, 0) != -1)
{
return state;
}
} else {
virDomainInfo info;
if (virDomainGetInfo(m_domain, &info) != -1)
{
return info.state;
}
}
}
return -1;
}
int libvirt_read_stats(void) {
int i;
printf("Num Domains : %d .. \n", nr_domains);
for(i = 0; i < nr_domains; ++i) {
//virDomainInfo info;
virVcpuInfoPtr vinfo = NULL;
int j;
if(virDomainGetInfo(domains[i], &vir_domain_info) != 0)
continue;
vinfo = malloc(vir_domain_info.nrVirtCpu * sizeof vinfo[0]);
if(vinfo == NULL){
printf("libvirt plugin malloc failed ..\n");
continue;
}
if(virDomainGetVcpus(domains[i], vinfo, vir_domain_info.nrVirtCpu, NULL, 0) != 0) {
free(vinfo);
continue;
}
for(j = 0; j < vir_domain_info.nrVirtCpu; j++) {
printf("VCPU number : %u .. \n", (unsigned int) vinfo[j].number);
printf("VCPU time : %llu .. \n", (unsigned long long) vinfo[j].cpuTime);
}
free(vinfo);
}
printf("Num Block Devices : %d .. \n", nr_block_devices);
for(i = 0; i < nr_block_devices; ++i) {
struct _virDomainBlockStats stats;
if(virDomainBlockStats(block_devices[i].dom, block_devices[i].path, &stats, sizeof stats) != 0)
continue;
if((stats.rd_req != -1) && (stats.wr_req != -1)) {
printf("Read reqs : %llu \n", (unsigned long long) stats.rd_req);
printf("Write reqs : %llu \n", (unsigned long long) stats.wr_req);
}
if((stats.rd_bytes != -1) && (stats.rd_bytes != -1)) {
printf("Read bytes : %llu \n", (unsigned long long) stats.rd_bytes);
printf("Write bytes : %llu \n", (unsigned long long) stats.wr_bytes);
}
}
printf("Num Interface Devices : %d .. \n", nr_interface_devices);
for(i = 0; i < nr_interface_devices; ++i) {
struct _virDomainInterfaceStats stats;
if(virDomainInterfaceStats(interface_devices[i].dom, interface_devices[i].path, &stats, sizeof stats) != 0)
continue;
if((stats.rx_bytes != -1) && (stats.tx_bytes != -1)) {
printf("Recieved bytes : %llu \n", (unsigned long long) stats.rx_bytes);
printf("Transmitted bytes : %llu \n", (unsigned long long) stats.tx_bytes);
}
if((stats.rx_packets != -1) && (stats.tx_packets != -1)) {
printf("Recieved packets : %llu \n", (unsigned long long) stats.rx_packets);
printf("Transmitted packets : %llu \n",(unsigned long long) stats.tx_packets);
}
if((stats.rx_errs != -1) && (stats.tx_errs != -1)) {
printf("Recieved errors : %llu \n", (unsigned long long) stats.rx_errs);
printf("Transmitted errors : %llu \n", (unsigned long long) stats.tx_errs);
}
if((stats.rx_drop != -1) && (stats.tx_drop != -1)) {
printf("Recieved dropped : %ll \n", (unsigned long long) stats.rx_drop);
printf("Transmitted dropped : %ll \n", (unsigned long long) stats.tx_drop);
}
}
}
static int
libvirt_reboot(const char *vm_name, const char *src, uint32_t seqno, void *priv)
{
struct libvirt_info *info = (struct libvirt_info *)priv;
virDomainPtr vdp = NULL, nvdp;
virDomainInfo vdi;
char *domain_desc;
virConnectPtr vcp = NULL;
virDomainPtr (*virt_lookup_fn)(virConnectPtr, const char *);
int ret;
int i;
dbg_printf(5, "ENTER %s %s %u\n", __FUNCTION__, vm_name, seqno);
VALIDATE(info);
if (is_uuid(vm_name))
virt_lookup_fn = virDomainLookupByUUIDString;
else
virt_lookup_fn = virDomainLookupByName;
for (i = 0 ; i < info->vp_count ; i++) {
vdp = virt_lookup_fn(info->vp[i], vm_name);
if (vdp) {
vcp = info->vp[i];
break;
}
}
if (!vdp || !vcp) {
dbg_printf(2,
"[libvirt:REBOOT] Nothing to do - domain %s does not exist\n",
vm_name);
return 1;
}
if (virDomainGetInfo(vdp, &vdi) == 0 && vdi.state == VIR_DOMAIN_SHUTOFF) {
dbg_printf(2, "[libvirt:REBOOT] Nothing to do - domain %s is off\n",
vm_name);
virDomainFree(vdp);
return 0;
}
syslog(LOG_NOTICE, "Rebooting domain %s\n", vm_name);
dbg_printf(5, "[libvirt:REBOOT] Rebooting domain %s...\n", vm_name);
domain_desc = virDomainGetXMLDesc(vdp, 0);
if (!domain_desc) {
dbg_printf(5, "[libvirt:REBOOT] Failed getting domain description "
"from libvirt for %s...\n", vm_name);
}
dbg_printf(2, "[libvirt:REBOOT] Calling virDomainDestroy(%p) for %s\n",
vdp, vm_name);
ret = virDomainDestroy(vdp);
if (ret < 0) {
dbg_printf(2,
"[libvirt:REBOOT] virDomainDestroy() failed for %s: %d/%d\n",
vm_name, ret, errno);
if (domain_desc)
free(domain_desc);
virDomainFree(vdp);
return 1;
}
ret = wait_domain(vm_name, vcp, 15);
if (ret) {
syslog(LOG_NOTICE, "Domain %s still exists; fencing failed\n", vm_name);
dbg_printf(2,
"[libvirt:REBOOT] Domain %s still exists; fencing failed\n",
vm_name);
if (domain_desc)
free(domain_desc);
virDomainFree(vdp);
return 1;
}
if (!domain_desc)
return 0;
/* 'on' is not a failure */
ret = 0;
dbg_printf(3, "[[ XML Domain Info ]]\n");
dbg_printf(3, "%s\n[[ XML END ]]\n", domain_desc);
dbg_printf(2, "[libvirt:REBOOT] Calling virDomainCreateLinux() for %s\n",
vm_name);
nvdp = virDomainCreateLinux(vcp, domain_desc, 0);
if (nvdp == NULL) {
/* More recent versions of libvirt or perhaps the
* KVM back-end do not let you create a domain from
* XML if there is already a defined domain description
* with the same name that it knows about. You must
* then call virDomainCreate() */
dbg_printf(2,
"[libvirt:REBOOT] virDomainCreateLinux() failed for %s; "
"Trying virDomainCreate()\n",
vm_name);
if (virDomainCreate(vdp) < 0) {
syslog(LOG_NOTICE, "Could not restart %s\n", vm_name);
dbg_printf(1, "[libvirt:REBOOT] Failed to recreate guest %s!\n",
vm_name);
}
}
free(domain_desc);
virDomainFree(vdp);
return ret;
}
static int
lv_read (void)
{
time_t t;
int i;
if (conn == NULL) {
/* `conn_string == NULL' is acceptable. */
conn = virConnectOpenReadOnly (conn_string);
if (conn == NULL) {
c_complain (LOG_ERR, &conn_complain,
PLUGIN_NAME " plugin: Unable to connect: "
"virConnectOpenReadOnly failed.");
return -1;
}
}
c_release (LOG_NOTICE, &conn_complain,
PLUGIN_NAME " plugin: Connection established.");
time (&t);
/* Need to refresh domain or device lists? */
if ((last_refresh == (time_t) 0) ||
((interval > 0) && ((last_refresh + interval) <= t))) {
if (refresh_lists () != 0) {
if (conn != NULL)
virConnectClose (conn);
conn = NULL;
return -1;
}
last_refresh = t;
}
#if 0
for (i = 0; i < nr_domains; ++i)
fprintf (stderr, "domain %s\n", virDomainGetName (domains[i]));
for (i = 0; i < nr_block_devices; ++i)
fprintf (stderr, "block device %d %s:%s\n",
i, virDomainGetName (block_devices[i].dom),
block_devices[i].path);
for (i = 0; i < nr_interface_devices; ++i)
fprintf (stderr, "interface device %d %s:%s\n",
i, virDomainGetName (interface_devices[i].dom),
interface_devices[i].path);
#endif
/* Get CPU usage, memory, VCPU usage for each domain. */
for (i = 0; i < nr_domains; ++i) {
virDomainInfo info;
virVcpuInfoPtr vinfo = NULL;
virDomainMemoryStatPtr minfo = NULL;
int status;
int j;
status = virDomainGetInfo (domains[i], &info);
if (status != 0)
{
ERROR (PLUGIN_NAME " plugin: virDomainGetInfo failed with status %i.",
status);
continue;
}
if (info.state != VIR_DOMAIN_RUNNING)
{
/* only gather stats for running domains */
continue;
}
cpu_submit (info.cpuTime, domains[i], "virt_cpu_total");
memory_submit ((gauge_t) info.memory * 1024, domains[i]);
vinfo = malloc (info.nrVirtCpu * sizeof (vinfo[0]));
if (vinfo == NULL) {
ERROR (PLUGIN_NAME " plugin: malloc failed.");
continue;
}
status = virDomainGetVcpus (domains[i], vinfo, info.nrVirtCpu,
/* cpu map = */ NULL, /* cpu map length = */ 0);
if (status < 0)
{
ERROR (PLUGIN_NAME " plugin: virDomainGetVcpus failed with status %i.",
status);
sfree (vinfo);
continue;
}
for (j = 0; j < info.nrVirtCpu; ++j)
vcpu_submit (vinfo[j].cpuTime,
domains[i], vinfo[j].number, "virt_vcpu");
sfree (vinfo);
minfo = malloc (VIR_DOMAIN_MEMORY_STAT_NR * sizeof (virDomainMemoryStatStruct));
if (minfo == NULL) {
ERROR ("virt plugin: malloc failed.");
continue;
}
status = virDomainMemoryStats (domains[i], minfo, VIR_DOMAIN_MEMORY_STAT_NR, 0);
if (status < 0) {
ERROR ("virt plugin: virDomainMemoryStats failed with status %i.",
status);
sfree (minfo);
continue;
}
for (j = 0; j < status; j++) {
memory_stats_submit ((gauge_t) minfo[j].val * 1024, domains[i], minfo[j].tag);
}
sfree (minfo);
}
/* Get block device stats for each domain. */
for (i = 0; i < nr_block_devices; ++i) {
struct _virDomainBlockStats stats;
if (virDomainBlockStats (block_devices[i].dom, block_devices[i].path,
&stats, sizeof stats) != 0)
continue;
if ((stats.rd_req != -1) && (stats.wr_req != -1))
submit_derive2 ("disk_ops",
(derive_t) stats.rd_req, (derive_t) stats.wr_req,
block_devices[i].dom, block_devices[i].path);
if ((stats.rd_bytes != -1) && (stats.wr_bytes != -1))
submit_derive2 ("disk_octets",
(derive_t) stats.rd_bytes, (derive_t) stats.wr_bytes,
block_devices[i].dom, block_devices[i].path);
} /* for (nr_block_devices) */
/* Get interface stats for each domain. */
for (i = 0; i < nr_interface_devices; ++i) {
struct _virDomainInterfaceStats stats;
char *display_name = NULL;
switch (interface_format) {
case if_address:
display_name = interface_devices[i].address;
break;
case if_number:
display_name = interface_devices[i].number;
break;
case if_name:
default:
display_name = interface_devices[i].path;
}
if (virDomainInterfaceStats (interface_devices[i].dom,
interface_devices[i].path,
&stats, sizeof stats) != 0)
continue;
if ((stats.rx_bytes != -1) && (stats.tx_bytes != -1))
submit_derive2 ("if_octets",
(derive_t) stats.rx_bytes, (derive_t) stats.tx_bytes,
interface_devices[i].dom, display_name);
if ((stats.rx_packets != -1) && (stats.tx_packets != -1))
submit_derive2 ("if_packets",
(derive_t) stats.rx_packets, (derive_t) stats.tx_packets,
interface_devices[i].dom, display_name);
if ((stats.rx_errs != -1) && (stats.tx_errs != -1))
submit_derive2 ("if_errors",
(derive_t) stats.rx_errs, (derive_t) stats.tx_errs,
interface_devices[i].dom, display_name);
if ((stats.rx_drop != -1) && (stats.tx_drop != -1))
submit_derive2 ("if_dropped",
(derive_t) stats.rx_drop, (derive_t) stats.tx_drop,
interface_devices[i].dom, display_name);
} /* for (nr_interface_devices) */
return 0;
}
static PromiseResult DownVirt(EvalContext *ctx, virConnectPtr vc, Attributes a, const Promise *pp)
{
virDomainPtr dom;
virDomainInfo info;
dom = virDomainLookupByName(vc, pp->promiser);
PromiseResult result = PROMISE_RESULT_NOOP;
if (dom)
{
if (virDomainGetInfo(dom, &info) == -1)
{
cfPS(ctx, LOG_LEVEL_ERR, PROMISE_RESULT_FAIL, pp, a, "Unable to probe virtual domain '%s'", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_FAIL);
virDomainFree(dom);
return result;
}
switch (info.state)
{
case VIR_DOMAIN_BLOCKED:
case VIR_DOMAIN_RUNNING:
if (virDomainShutdown(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' failed to shutdown",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' running, terminating", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
case VIR_DOMAIN_SHUTOFF:
case VIR_DOMAIN_SHUTDOWN:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' is down - promise kept", pp->promiser);
break;
case VIR_DOMAIN_PAUSED:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' is suspended - ignoring promise",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
break;
case VIR_DOMAIN_CRASHED:
if (virDomainSuspend(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' is crashed and failed to shutdown",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return false;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' is in a crashed state, terminating",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
default:
Log(LOG_LEVEL_VERBOSE, "Virtual domain '%s' is reported as having no state, whatever that means",
pp->promiser);
break;
}
virDomainFree(dom);
}
else
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' cannot be found - take promise as kept",
pp->promiser);
}
return result;
}
static PromiseResult SuspendedVirt(EvalContext *ctx, virConnectPtr vc, Attributes a, const Promise *pp)
{
virDomainPtr dom;
virDomainInfo info;
dom = virDomainLookupByName(vc, pp->promiser);
PromiseResult result = PROMISE_RESULT_NOOP;
if (dom)
{
if (virDomainGetInfo(dom, &info) == -1)
{
cfPS(ctx, LOG_LEVEL_ERR, PROMISE_RESULT_FAIL, pp, a, "Unable to probe virtual domain '%s'", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_FAIL);
virDomainFree(dom);
return result;
}
switch (info.state)
{
case VIR_DOMAIN_BLOCKED:
case VIR_DOMAIN_RUNNING:
if (virDomainSuspend(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' failed to suspend", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' running, suspending", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
case VIR_DOMAIN_SHUTDOWN:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' is shutting down", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
Log(LOG_LEVEL_VERBOSE,
"It is currently impossible to know whether it will reboot or not - deferring promise check until it has completed its shutdown");
break;
case VIR_DOMAIN_PAUSED:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' is suspended - promise kept",
pp->promiser);
break;
case VIR_DOMAIN_SHUTOFF:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' is down - promise kept", pp->promiser);
break;
case VIR_DOMAIN_CRASHED:
if (virDomainSuspend(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' is crashed has failed to suspend",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' is in a crashed state, suspending",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
default:
Log(LOG_LEVEL_VERBOSE, "Virtual domain '%s' is reported as having no state, whatever that means",
pp->promiser);
break;
}
virDomainFree(dom);
}
else
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' cannot be found - take promise as kept",
pp->promiser);
}
return result;
}
static PromiseResult RunningVirt(EvalContext *ctx, virConnectPtr vc, Attributes a, const Promise *pp)
{
virDomainPtr dom;
virDomainInfo info;
dom = virDomainLookupByName(vc, pp->promiser);
PromiseResult result = PROMISE_RESULT_NOOP;
if (dom)
{
if (virDomainGetInfo(dom, &info) == -1)
{
cfPS(ctx, LOG_LEVEL_ERR, PROMISE_RESULT_FAIL, pp, a, "Unable to probe virtual domain '%s'", pp->promiser);
virDomainFree(dom);
return PROMISE_RESULT_FAIL;
}
switch (info.state)
{
case VIR_DOMAIN_RUNNING:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a, "Virtual domain '%s' running - promise kept", pp->promiser);
break;
case VIR_DOMAIN_BLOCKED:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_NOOP, pp, a,
"Virtual domain '%s' running but waiting for a resource - promise kept as far as possible",
pp->promiser);
break;
case VIR_DOMAIN_SHUTDOWN:
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' is shutting down", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
Log(LOG_LEVEL_VERBOSE,
"It is currently impossible to know whether it will reboot or not - deferring promise check until it has completed its shutdown");
break;
case VIR_DOMAIN_PAUSED:
if (virDomainResume(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' failed to resume after suspension",
pp->promiser);
virDomainFree(dom);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' was suspended, resuming", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
case VIR_DOMAIN_SHUTOFF:
if (virDomainCreate(dom) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' failed to resume after halting",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' was inactive, booting...", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
case VIR_DOMAIN_CRASHED:
if (virDomainReboot(dom, 0) == -1)
{
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_INTERRUPTED, pp, a, "Virtual domain '%s' has crashed and rebooting failed",
pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_INTERRUPTED);
virDomainFree(dom);
return result;
}
cfPS(ctx, LOG_LEVEL_VERBOSE, PROMISE_RESULT_CHANGE, pp, a, "Virtual domain '%s' has crashed, rebooting...", pp->promiser);
result = PromiseResultUpdate(result, PROMISE_RESULT_CHANGE);
break;
default:
Log(LOG_LEVEL_VERBOSE, "Virtual domain '%s' is reported as having no state, whatever that means",
pp->promiser);
break;
}
if (a.env.cpus > 0)
{
if (virDomainSetVcpus(dom, a.env.cpus) == -1)
{
Log(LOG_LEVEL_INFO, " Unable to set the number of cpus to %d", a.env.cpus);
}
else
{
Log(LOG_LEVEL_INFO, "Setting the number of virtual cpus to %d", a.env.cpus);
}
}
if (a.env.memory != CF_NOINT)
{
if (virDomainSetMaxMemory(dom, (unsigned long) a.env.memory) == -1)
{
Log(LOG_LEVEL_INFO, " Unable to set the memory limit to %d", a.env.memory);
}
else
{
Log(LOG_LEVEL_INFO, "Setting the memory limit to %d", a.env.memory);
}
if (virDomainSetMemory(dom, (unsigned long) a.env.memory) == -1)
{
Log(LOG_LEVEL_INFO, " Unable to set the current memory to %d", a.env.memory);
}
}
if (a.env.disk != CF_NOINT)
{
Log(LOG_LEVEL_VERBOSE, "Info: env_disk parameter is not currently supported on this platform");
}
virDomainFree(dom);
}
else
{
Log(LOG_LEVEL_VERBOSE, "Virtual domain '%s' cannot be located, attempting to recreate", pp->promiser);
result = PromiseResultUpdate(result, CreateVirtDom(ctx, vc, a, pp));
}
return result;
}
