static int openvzDomainInterfaceStats (virDomainPtr dom, const char *path, struct _virDomainInterfaceStats *stats) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; int i; int ret = -1; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { char uuidstr[VIR_UUID_STRING_BUFLEN]; virUUIDFormat(dom->uuid, uuidstr); openvzError(VIR_ERR_NO_DOMAIN, _("no domain with matching uuid '%s'"), uuidstr); goto cleanup; } if (!virDomainObjIsActive(vm)) { openvzError(VIR_ERR_OPERATION_INVALID, "%s", _("domain is not running")); goto cleanup; } /* Check the path is one of the domain's network interfaces. */ for (i = 0 ; i < vm->def->nnets ; i++) { if (vm->def->nets[i]->ifname && STREQ (vm->def->nets[i]->ifname, path)) { ret = 0; break; } } if (ret == 0) ret = linuxDomainInterfaceStats(path, stats); else openvzError(VIR_ERR_INVALID_ARG, _("invalid path, '%s' is not a known interface"), path); cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainGetState(virDomainPtr dom, int *state, int *reason, unsigned int flags) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; int ret = -1; virCheckFlags(0, -1); openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } ret = openvzGetVEStatus(vm, state, reason); cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainSetAutostart(virDomainPtr dom, int autostart) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; const char *prog[] = { VZCTL, "--quiet", "set", PROGRAM_SENTINAL, "--onboot", autostart ? "yes" : "no", "--save", NULL }; int ret = -1; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } openvzSetProgramSentinal(prog, vm->def->name); if (virRun(prog, NULL) < 0) { goto cleanup; } ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainCreateWithFlags(virDomainPtr dom, unsigned int flags) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; const char *prog[] = {VZCTL, "--quiet", "start", PROGRAM_SENTINAL, NULL }; int ret = -1; int status; virCheckFlags(0, -1); openvzDriverLock(driver); vm = virDomainFindByName(&driver->domains, dom->name); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching id")); goto cleanup; } if (openvzGetVEStatus(vm, &status, NULL) == -1) goto cleanup; if (status != VIR_DOMAIN_SHUTOFF) { openvzError(VIR_ERR_OPERATION_DENIED, "%s", _("domain is not in shutoff state")); goto cleanup; } openvzSetProgramSentinal(prog, vm->def->name); if (virRun(prog, NULL) < 0) { goto cleanup; } vm->pid = strtoI(vm->def->name); vm->def->id = vm->pid; dom->id = vm->pid; virDomainObjSetState(vm, VIR_DOMAIN_RUNNING, VIR_DOMAIN_RUNNING_BOOTED); ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainSetNetworkConfig(virConnectPtr conn, virDomainDefPtr def) { unsigned int i; virBuffer buf = VIR_BUFFER_INITIALIZER; char *param; int first = 1; struct openvz_driver *driver = conn->privateData; for (i = 0 ; i < def->nnets ; i++) { if (driver->version < VZCTL_BRIDGE_MIN_VERSION && def->nets[i]->type == VIR_DOMAIN_NET_TYPE_BRIDGE) { if (first) first = 0; else virBufferAddLit(&buf, ";"); } if (openvzDomainSetNetwork(conn, def->name, def->nets[i], &buf) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not configure network")); goto exit; } } if (driver->version < VZCTL_BRIDGE_MIN_VERSION && def->nnets) { param = virBufferContentAndReset(&buf); if (param) { if (openvzWriteVPSConfigParam(strtoI(def->name), "NETIF", param) < 0) { VIR_FREE(param); openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("cannot replace NETIF config")); return -1; } VIR_FREE(param); } } return 0; exit: virBufferFreeAndReset(&buf); return -1; }
static int openvzDomainShutdownFlags(virDomainPtr dom, unsigned int flags) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; const char *prog[] = {VZCTL, "--quiet", "stop", PROGRAM_SENTINAL, NULL}; int ret = -1; int status; virCheckFlags(0, -1); openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (openvzGetVEStatus(vm, &status, NULL) == -1) goto cleanup; openvzSetProgramSentinal(prog, vm->def->name); if (status != VIR_DOMAIN_RUNNING) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("domain is not in running state")); goto cleanup; } if (virRun(prog, NULL) < 0) goto cleanup; vm->def->id = -1; virDomainObjSetState(vm, VIR_DOMAIN_SHUTOFF, VIR_DOMAIN_SHUTOFF_SHUTDOWN); dom->id = -1; ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzGetMaxVCPUs(virConnectPtr conn ATTRIBUTE_UNUSED, const char *type) { if (type == NULL || STRCASEEQ(type, "openvz")) return 1028; /* OpenVZ has no limitation */ openvzError(VIR_ERR_INVALID_ARG, _("unknown type '%s'"), type); return -1; }
static int openvzDomainGetVcpusFlags(virDomainPtr dom ATTRIBUTE_UNUSED, unsigned int flags) { if (flags != (VIR_DOMAIN_AFFECT_LIVE | VIR_DOMAIN_VCPU_MAXIMUM)) { openvzError(VIR_ERR_INVALID_ARG, _("unsupported flags (0x%x)"), flags); return -1; } return openvzGetMaxVCPUs(NULL, "openvz"); }
static int openvzDomainGetInfo(virDomainPtr dom, virDomainInfoPtr info) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; int state; int ret = -1; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (openvzGetVEStatus(vm, &state, NULL) == -1) goto cleanup; info->state = state; if (info->state != VIR_DOMAIN_RUNNING) { info->cpuTime = 0; } else { if (openvzGetProcessInfo(&(info->cpuTime), dom->id) < 0) { openvzError(VIR_ERR_OPERATION_FAILED, _("cannot read cputime for domain %d"), dom->id); goto cleanup; } } info->maxMem = vm->def->mem.max_balloon; info->memory = vm->def->mem.cur_balloon; info->nrVirtCpu = vm->def->vcpus; ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzListDefinedDomains(virConnectPtr conn ATTRIBUTE_UNUSED, char **const names, int nnames) { int got = 0; int veid, outfd = -1, ret; int rc = -1; char vpsname[32]; char buf[32]; char *endptr; virCommandPtr cmd = virCommandNewArgList(VZLIST, "-ovpsid", "-H", "-S", NULL); /* the -S options lists only stopped domains */ virCommandSetOutputFD(cmd, &outfd); if (virCommandRunAsync(cmd, NULL) < 0) goto out; while (got < nnames) { ret = openvz_readline(outfd, buf, 32); if (!ret) break; if (virStrToLong_i(buf, &endptr, 10, &veid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, _("Could not parse VPS ID %s"), buf); continue; } snprintf(vpsname, sizeof(vpsname), "%d", veid); if (!(names[got] = strdup(vpsname))) { virReportOOMError(); goto out; } got ++; } if (virCommandWait(cmd, NULL) < 0) goto out; if (VIR_CLOSE(outfd) < 0) { virReportSystemError(errno, "%s", _("failed to close file")); goto out; } rc = got; out: VIR_FORCE_CLOSE(outfd); virCommandFree(cmd); if (rc < 0) { for ( ; got >= 0 ; got--) VIR_FREE(names[got]); } return rc; }
static int openvzDomainResume(virDomainPtr dom) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; const char *prog[] = {VZCTL, "--quiet", "chkpnt", PROGRAM_SENTINAL, "--resume", NULL}; int ret = -1; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (!virDomainObjIsActive(vm)) { openvzError(VIR_ERR_OPERATION_INVALID, "%s", _("Domain is not running")); goto cleanup; } if (virDomainObjGetState(vm, NULL) == VIR_DOMAIN_PAUSED) { openvzSetProgramSentinal(prog, vm->def->name); if (virRun(prog, NULL) < 0) { goto cleanup; } virDomainObjSetState(vm, VIR_DOMAIN_RUNNING, VIR_DOMAIN_RUNNING_UNPAUSED); } ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainSetVcpusFlags(virDomainPtr dom, unsigned int nvcpus, unsigned int flags) { virDomainObjPtr vm; struct openvz_driver *driver = dom->conn->privateData; int ret = -1; if (flags != VIR_DOMAIN_AFFECT_LIVE) { openvzError(VIR_ERR_INVALID_ARG, _("unsupported flags (0x%x)"), flags); return -1; } openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (nvcpus <= 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("VCPUs should be >= 1")); goto cleanup; } openvzDomainSetVcpusInternal(vm, nvcpus); ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainGetAutostart(virDomainPtr dom, int *autostart) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; char *value = NULL; int ret = -1; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (openvzReadVPSConfigParam(strtoI(vm->def->name), "ONBOOT", &value) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not read container config")); goto cleanup; } *autostart = 0; if (STREQ(value,"yes")) *autostart = 1; ret = 0; cleanup: VIR_FREE(value); if (vm) virDomainObjUnlock(vm); return ret; }
static int openvzDomainUndefineFlags(virDomainPtr dom, unsigned int flags) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; const char *prog[] = { VZCTL, "--quiet", "destroy", PROGRAM_SENTINAL, NULL }; int ret = -1; int status; virCheckFlags(0, -1); openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } if (openvzGetVEStatus(vm, &status, NULL) == -1) goto cleanup; openvzSetProgramSentinal(prog, vm->def->name); if (virRun(prog, NULL) < 0) { goto cleanup; } if (virDomainObjIsActive(vm)) { vm->persistent = 0; } else { virDomainRemoveInactive(&driver->domains, vm); vm = NULL; } ret = 0; cleanup: if (vm) virDomainObjUnlock(vm); openvzDriverUnlock(driver); return ret; }
static int openvzListDomains(virConnectPtr conn ATTRIBUTE_UNUSED, int *ids, int nids) { int got = 0; int veid; int outfd = -1; int rc = -1; int ret; char buf[32]; char *endptr; virCommandPtr cmd = virCommandNewArgList(VZLIST, "-ovpsid", "-H" , NULL); virCommandSetOutputFD(cmd, &outfd); if (virCommandRunAsync(cmd, NULL) < 0) goto cleanup; while (got < nids) { ret = openvz_readline(outfd, buf, 32); if (!ret) break; if (virStrToLong_i(buf, &endptr, 10, &veid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, _("Could not parse VPS ID %s"), buf); continue; } ids[got] = veid; got ++; } if (virCommandWait(cmd, NULL) < 0) goto cleanup; if (VIR_CLOSE(outfd) < 0) { virReportSystemError(errno, "%s", _("failed to close file")); goto cleanup; } rc = got; cleanup: VIR_FORCE_CLOSE(outfd); virCommandFree(cmd); return rc; }
static int openvzDomainIsPersistent(virDomainPtr dom) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr obj; int ret = -1; openvzDriverLock(driver); obj = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!obj) { openvzError(VIR_ERR_NO_DOMAIN, NULL); goto cleanup; } ret = obj->persistent; cleanup: if (obj) virDomainObjUnlock(obj); return ret; }
static int openvzGetVEStatus(virDomainObjPtr vm, int *status, int *reason) { virCommandPtr cmd; char *outbuf; char *line; int state; int ret = -1; cmd = virCommandNewArgList(VZLIST, vm->def->name, "-ostatus", "-H", NULL); virCommandSetOutputBuffer(cmd, &outbuf); if (virCommandRun(cmd, NULL) < 0) goto cleanup; if ((line = strchr(outbuf, '\n')) == NULL) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Failed to parse vzlist output")); goto cleanup; } *line++ = '\0'; state = virDomainObjGetState(vm, reason); if (STREQ(outbuf, "running")) { /* There is no way to detect whether a domain is paused or not * with vzlist */ if (state == VIR_DOMAIN_PAUSED) *status = state; else *status = VIR_DOMAIN_RUNNING; } else { *status = VIR_DOMAIN_SHUTOFF; } ret = 0; cleanup: virCommandFree(cmd); VIR_FREE(outbuf); return ret; }
static char *openvzGetOSType(virDomainPtr dom) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; char *ret = NULL; openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, NULL); goto cleanup; } if (!(ret = strdup(vm->def->os.type))) virReportOOMError(); cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
static virDomainPtr openvzDomainLookupByName(virConnectPtr conn, const char *name) { struct openvz_driver *driver = conn->privateData; virDomainObjPtr vm; virDomainPtr dom = NULL; openvzDriverLock(driver); vm = virDomainFindByName(&driver->domains, name); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, NULL); goto cleanup; } dom = virGetDomain(conn, vm->def->name, vm->def->uuid); if (dom) dom->id = vm->def->id; cleanup: if (vm) virDomainObjUnlock(vm); return dom; }
static char *openvzDomainGetXMLDesc(virDomainPtr dom, unsigned int flags) { struct openvz_driver *driver = dom->conn->privateData; virDomainObjPtr vm; char *ret = NULL; /* Flags checked by virDomainDefFormat */ openvzDriverLock(driver); vm = virDomainFindByUUID(&driver->domains, dom->uuid); openvzDriverUnlock(driver); if (!vm) { openvzError(VIR_ERR_NO_DOMAIN, "%s", _("no domain with matching uuid")); goto cleanup; } ret = virDomainDefFormat(vm->def, flags); cleanup: if (vm) virDomainObjUnlock(vm); return ret; }
/* generate arguments to create OpenVZ container return -1 - error 0 - OK */ static int openvzDomainDefineCmd(const char *args[], int maxarg, virDomainDefPtr vmdef) { int narg; for (narg = 0; narg < maxarg; narg++) args[narg] = NULL; if (vmdef == NULL) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Container is not defined")); return -1; } #define ADD_ARG(thisarg) \ do { \ if (narg >= maxarg) \ goto no_memory; \ args[narg++] = thisarg; \ } while (0) #define ADD_ARG_LIT(thisarg) \ do { \ if (narg >= maxarg) \ goto no_memory; \ if ((args[narg++] = strdup(thisarg)) == NULL) \ goto no_memory; \ } while (0) narg = 0; ADD_ARG_LIT(VZCTL); ADD_ARG_LIT("--quiet"); ADD_ARG_LIT("create"); ADD_ARG_LIT(vmdef->name); ADD_ARG_LIT("--name"); ADD_ARG_LIT(vmdef->name); if (vmdef->nfss == 1 && vmdef->fss[0]->type == VIR_DOMAIN_FS_TYPE_TEMPLATE) { ADD_ARG_LIT("--ostemplate"); ADD_ARG_LIT(vmdef->fss[0]->src); } #if 0 if ((vmdef->profile && *(vmdef->profile))) { ADD_ARG_LIT("--config"); ADD_ARG_LIT(vmdef->profile); } #endif ADD_ARG(NULL); return 0; no_memory: openvzError(VIR_ERR_INTERNAL_ERROR, _("Could not put argument to %s"), VZCTL); return -1; #undef ADD_ARG #undef ADD_ARG_LIT }
static virDomainPtr openvzDomainCreateXML(virConnectPtr conn, const char *xml, unsigned int flags) { struct openvz_driver *driver = conn->privateData; virDomainDefPtr vmdef = NULL; virDomainObjPtr vm = NULL; virDomainPtr dom = NULL; const char *progstart[] = {VZCTL, "--quiet", "start", PROGRAM_SENTINAL, NULL}; virCheckFlags(0, NULL); openvzDriverLock(driver); if ((vmdef = virDomainDefParseString(driver->caps, xml, 1 << VIR_DOMAIN_VIRT_OPENVZ, VIR_DOMAIN_XML_INACTIVE)) == NULL) goto cleanup; vm = virDomainFindByName(&driver->domains, vmdef->name); if (vm) { openvzError(VIR_ERR_OPERATION_FAILED, _("Already an OPENVZ VM defined with the id '%s'"), vmdef->name); goto cleanup; } if (!(vm = virDomainAssignDef(driver->caps, &driver->domains, vmdef, false))) goto cleanup; vmdef = NULL; /* All OpenVZ domains seem to be persistent - this is a bit of a violation * of this libvirt API which is intended for transient domain creation */ vm->persistent = 1; if (openvzSetInitialConfig(vm->def) < 0) { VIR_ERROR(_("Error creating initial configuration")); goto cleanup; } if (openvzSetDefinedUUID(strtoI(vm->def->name), vm->def->uuid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not set UUID")); goto cleanup; } if (openvzDomainSetNetworkConfig(conn, vm->def) < 0) goto cleanup; openvzSetProgramSentinal(progstart, vm->def->name); if (virRun(progstart, NULL) < 0) { goto cleanup; } vm->pid = strtoI(vm->def->name); vm->def->id = vm->pid; virDomainObjSetState(vm, VIR_DOMAIN_RUNNING, VIR_DOMAIN_RUNNING_BOOTED); if (vm->def->maxvcpus > 0) { if (openvzDomainSetVcpusInternal(vm, vm->def->maxvcpus) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not set number of virtual cpu")); goto cleanup; } } dom = virGetDomain(conn, vm->def->name, vm->def->uuid); if (dom) dom->id = vm->def->id; cleanup: virDomainDefFree(vmdef); if (vm) virDomainObjUnlock(vm); openvzDriverUnlock(driver); return dom; }
static virDomainPtr openvzDomainDefineXML(virConnectPtr conn, const char *xml) { struct openvz_driver *driver = conn->privateData; virDomainDefPtr vmdef = NULL; virDomainObjPtr vm = NULL; virDomainPtr dom = NULL; openvzDriverLock(driver); if ((vmdef = virDomainDefParseString(driver->caps, xml, 1 << VIR_DOMAIN_VIRT_OPENVZ, VIR_DOMAIN_XML_INACTIVE)) == NULL) goto cleanup; vm = virDomainFindByName(&driver->domains, vmdef->name); if (vm) { openvzError(VIR_ERR_OPERATION_FAILED, _("Already an OPENVZ VM active with the id '%s'"), vmdef->name); goto cleanup; } if (!(vm = virDomainAssignDef(driver->caps, &driver->domains, vmdef, false))) goto cleanup; vmdef = NULL; vm->persistent = 1; if (openvzSetInitialConfig(vm->def) < 0) { VIR_ERROR(_("Error creating initial configuration")); goto cleanup; } /* TODO: set quota */ if (openvzSetDefinedUUID(strtoI(vm->def->name), vm->def->uuid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not set UUID")); goto cleanup; } if (openvzDomainSetNetworkConfig(conn, vm->def) < 0) goto cleanup; if (vm->def->vcpus != vm->def->maxvcpus) { openvzError(VIR_ERR_CONFIG_UNSUPPORTED, "%s", _("current vcpu count must equal maximum")); goto cleanup; } if (vm->def->maxvcpus > 0) { if (openvzDomainSetVcpusInternal(vm, vm->def->maxvcpus) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not set number of virtual cpu")); goto cleanup; } } if (vm->def->mem.cur_balloon > 0) { if (openvzDomainSetMemoryInternal(vm, vm->def->mem.cur_balloon) < 0) { openvzError(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; cleanup: virDomainDefFree(vmdef); if (vm) virDomainObjUnlock(vm); openvzDriverUnlock(driver); return dom; }
static virDrvOpenStatus openvzOpen(virConnectPtr conn, virConnectAuthPtr auth ATTRIBUTE_UNUSED, unsigned int flags) { struct openvz_driver *driver; virCheckFlags(VIR_CONNECT_RO, VIR_DRV_OPEN_ERROR); if (conn->uri == NULL) { if (!virFileExists("/proc/vz")) return VIR_DRV_OPEN_DECLINED; if (access("/proc/vz", W_OK) < 0) return VIR_DRV_OPEN_DECLINED; conn->uri = xmlParseURI("openvz:///system"); if (conn->uri == NULL) { virReportOOMError(); return VIR_DRV_OPEN_ERROR; } } else { /* If scheme isn't 'openvz', then its for another driver */ if (conn->uri->scheme == NULL || STRNEQ (conn->uri->scheme, "openvz")) return VIR_DRV_OPEN_DECLINED; /* If server name is given, its for remote driver */ if (conn->uri->server != NULL) return VIR_DRV_OPEN_DECLINED; /* If path isn't /system, then they typoed, so tell them correct path */ if (conn->uri->path == NULL || STRNEQ (conn->uri->path, "/system")) { openvzError(VIR_ERR_INTERNAL_ERROR, _("unexpected OpenVZ URI path '%s', try openvz:///system"), conn->uri->path); return VIR_DRV_OPEN_ERROR; } if (!virFileExists("/proc/vz")) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("OpenVZ control file /proc/vz does not exist")); return VIR_DRV_OPEN_ERROR; } if (access("/proc/vz", W_OK) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("OpenVZ control file /proc/vz is not accessible")); return VIR_DRV_OPEN_ERROR; } } /* We now know the URI is definitely for this driver, so beyond * here, don't return DECLINED, always use ERROR */ if (VIR_ALLOC(driver) < 0) { virReportOOMError(); return VIR_DRV_OPEN_ERROR; } if (virDomainObjListInit(&driver->domains) < 0) goto cleanup; if (!(driver->caps = openvzCapsInit())) goto cleanup; if (openvzLoadDomains(driver) < 0) goto cleanup; if (openvzExtractVersion(driver) < 0) goto cleanup; conn->privateData = driver; return VIR_DRV_OPEN_SUCCESS; cleanup: openvzFreeDriver(driver); return VIR_DRV_OPEN_ERROR; };
static int openvzDomainSetNetwork(virConnectPtr conn, const char *vpsid, virDomainNetDefPtr net, virBufferPtr configBuf) { int rc = 0, narg; const char *prog[OPENVZ_MAX_ARG]; char macaddr[VIR_MAC_STRING_BUFLEN]; unsigned char host_mac[VIR_MAC_BUFLEN]; char host_macaddr[VIR_MAC_STRING_BUFLEN]; struct openvz_driver *driver = conn->privateData; char *opt = NULL; #define ADD_ARG_LIT(thisarg) \ do { \ if (narg >= OPENVZ_MAX_ARG) \ goto no_memory; \ if ((prog[narg++] = strdup(thisarg)) == NULL) \ goto no_memory; \ } while (0) if (net == NULL) return 0; if (vpsid == NULL) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Container ID is not specified")); return -1; } for (narg = 0; narg < OPENVZ_MAX_ARG; narg++) prog[narg] = NULL; narg = 0; if (net->type == VIR_DOMAIN_NET_TYPE_BRIDGE || net->type == VIR_DOMAIN_NET_TYPE_ETHERNET) { ADD_ARG_LIT(VZCTL); ADD_ARG_LIT("--quiet"); ADD_ARG_LIT("set"); ADD_ARG_LIT(vpsid); } virFormatMacAddr(net->mac, macaddr); virCapabilitiesGenerateMac(driver->caps, host_mac); virFormatMacAddr(host_mac, host_macaddr); if (net->type == VIR_DOMAIN_NET_TYPE_BRIDGE || (net->type == VIR_DOMAIN_NET_TYPE_ETHERNET && net->data.ethernet.ipaddr == NULL)) { virBuffer buf = VIR_BUFFER_INITIALIZER; int veid = openvzGetVEID(vpsid); /* --netif_add ifname[,mac,host_ifname,host_mac] */ ADD_ARG_LIT("--netif_add") ; /* if user doesn't specify guest interface name, * then we need to generate it */ if (net->data.ethernet.dev == NULL) { net->data.ethernet.dev = openvzGenerateContainerVethName(veid); if (net->data.ethernet.dev == NULL) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not generate eth name for container")); rc = -1; goto exit; } } /* if user doesn't specified host interface name, * than we need to generate it */ if (net->ifname == NULL) { net->ifname = openvzGenerateVethName(veid, net->data.ethernet.dev); if (net->ifname == NULL) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not generate veth name")); rc = -1; goto exit; } } virBufferAdd(&buf, net->data.ethernet.dev, -1); /* Guest dev */ virBufferAsprintf(&buf, ",%s", macaddr); /* Guest dev mac */ virBufferAsprintf(&buf, ",%s", net->ifname); /* Host dev */ virBufferAsprintf(&buf, ",%s", host_macaddr); /* Host dev mac */ if (net->type == VIR_DOMAIN_NET_TYPE_BRIDGE) { if (driver->version >= VZCTL_BRIDGE_MIN_VERSION) { virBufferAsprintf(&buf, ",%s", net->data.bridge.brname); /* Host bridge */ } else { virBufferAsprintf(configBuf, "ifname=%s", net->data.ethernet.dev); virBufferAsprintf(configBuf, ",mac=%s", macaddr); /* Guest dev mac */ virBufferAsprintf(configBuf, ",host_ifname=%s", net->ifname); /* Host dev */ virBufferAsprintf(configBuf, ",host_mac=%s", host_macaddr); /* Host dev mac */ virBufferAsprintf(configBuf, ",bridge=%s", net->data.bridge.brname); /* Host bridge */ } } if (!(opt = virBufferContentAndReset(&buf))) goto no_memory; ADD_ARG_LIT(opt) ; VIR_FREE(opt); } else if (net->type == VIR_DOMAIN_NET_TYPE_ETHERNET && net->data.ethernet.ipaddr != NULL) { /* --ipadd ip */ ADD_ARG_LIT("--ipadd") ; ADD_ARG_LIT(net->data.ethernet.ipaddr) ; } /* TODO: processing NAT and physical device */ if (prog[0] != NULL) { ADD_ARG_LIT("--save"); if (virRun(prog, NULL) < 0) { rc = -1; goto exit; } } exit: cmdExecFree(prog); return rc; no_memory: VIR_FREE(opt); openvzError(VIR_ERR_INTERNAL_ERROR, _("Could not put argument to %s"), VZCTL); cmdExecFree(prog); return -1; #undef ADD_ARG_LIT }
static int openvzSetInitialConfig(virDomainDefPtr vmdef) { int ret = -1; int vpsid; char * confdir = NULL; const char *prog[OPENVZ_MAX_ARG]; prog[0] = NULL; if (vmdef->nfss > 1) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("only one filesystem supported")); goto cleanup; } if (vmdef->nfss == 1 && vmdef->fss[0]->type != VIR_DOMAIN_FS_TYPE_TEMPLATE && vmdef->fss[0]->type != VIR_DOMAIN_FS_TYPE_MOUNT) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("filesystem is not of type 'template' or 'mount'")); goto cleanup; } if (vmdef->nfss == 1 && vmdef->fss[0]->type == VIR_DOMAIN_FS_TYPE_MOUNT) { if (virStrToLong_i(vmdef->name, NULL, 10, &vpsid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not convert domain name to VEID")); goto cleanup; } if (openvzCopyDefaultConfig(vpsid) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not copy default config")); goto cleanup; } if (openvzWriteVPSConfigParam(vpsid, "VE_PRIVATE", vmdef->fss[0]->src) < 0) { openvzError(VIR_ERR_INTERNAL_ERROR, "%s", _("Could not set the source dir for the filesystem")); goto cleanup; } } else { if (openvzDomainDefineCmd(prog, OPENVZ_MAX_ARG, vmdef) < 0) { VIR_ERROR(_("Error creating command for container")); goto cleanup; } if (virRun(prog, NULL) < 0) { goto cleanup; } } ret = 0; cleanup: VIR_FREE(confdir); cmdExecFree(prog); return ret; }