diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c index 01815281fccbbf4ca0bdbec51d5f220f973be86b..14200aedd82f133fddeac8dd948f1daca4d44735 100644 --- a/src/qemu/qemu_domain.c +++ b/src/qemu/qemu_domain.c @@ -2128,9 +2128,10 @@ qemuDomainDefFormatLive(virQEMUDriverPtr driver, void qemuDomainObjTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainTaintFlags taint, - int logFD) + qemuDomainLogContextPtr logCtxt) { virErrorPtr orig_err = NULL; + bool closeLog = false; if (virDomainObjTaint(obj, taint)) { char uuidstr[VIR_UUID_STRING_BUFLEN]; @@ -2146,11 +2147,27 @@ void qemuDomainObjTaint(virQEMUDriverPtr driver, * preserve original error, and clear any error that * is raised */ orig_err = virSaveLastError(); - if (qemuDomainAppendLog(driver, obj, logFD, - "Domain id=%d is tainted: %s\n", - obj->def->id, - virDomainTaintTypeToString(taint)) < 0) + if (logCtxt == NULL) { + logCtxt = qemuDomainLogContextNew(driver, obj, + QEMU_DOMAIN_LOG_CONTEXT_MODE_ATTACH); + if (!logCtxt) { + if (orig_err) { + virSetError(orig_err); + virFreeError(orig_err); + } + VIR_WARN("Unable to open domainlog"); + return; + } + closeLog = true; + } + + if (qemuDomainLogContextWrite(logCtxt, + "Domain id=%d is tainted: %s\n", + obj->def->id, + virDomainTaintTypeToString(taint)) < 0) virResetLastError(); + if (closeLog) + qemuDomainLogContextFree(logCtxt); if (orig_err) { virSetError(orig_err); virFreeError(orig_err); @@ -2161,7 +2178,7 @@ void qemuDomainObjTaint(virQEMUDriverPtr driver, void qemuDomainObjCheckTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, - int logFD) + qemuDomainLogContextPtr logCtxt) { size_t i; virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); @@ -2171,32 +2188,32 @@ void qemuDomainObjCheckTaint(virQEMUDriverPtr driver, (!cfg->clearEmulatorCapabilities || cfg->user == 0 || cfg->group == 0)) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HIGH_PRIVILEGES, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HIGH_PRIVILEGES, logCtxt); if (priv->hookRun) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HOOK, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HOOK, logCtxt); if (obj->def->namespaceData) { qemuDomainCmdlineDefPtr qemucmd = obj->def->namespaceData; if (qemucmd->num_args || qemucmd->num_env) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_CUSTOM_ARGV, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_CUSTOM_ARGV, logCtxt); } if (obj->def->cpu && obj->def->cpu->mode == VIR_CPU_MODE_HOST_PASSTHROUGH) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HOST_CPU, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HOST_CPU, logCtxt); for (i = 0; i < obj->def->ndisks; i++) - qemuDomainObjCheckDiskTaint(driver, obj, obj->def->disks[i], logFD); + qemuDomainObjCheckDiskTaint(driver, obj, obj->def->disks[i], logCtxt); for (i = 0; i < obj->def->nhostdevs; i++) qemuDomainObjCheckHostdevTaint(driver, obj, obj->def->hostdevs[i], - logFD); + logCtxt); for (i = 0; i < obj->def->nnets; i++) - qemuDomainObjCheckNetTaint(driver, obj, obj->def->nets[i], logFD); + qemuDomainObjCheckNetTaint(driver, obj, obj->def->nets[i], logCtxt); if (obj->def->os.dtb) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_CUSTOM_DTB, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_CUSTOM_DTB, logCtxt); virObjectUnref(cfg); } @@ -2205,24 +2222,24 @@ void qemuDomainObjCheckTaint(virQEMUDriverPtr driver, void qemuDomainObjCheckDiskTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainDiskDefPtr disk, - int logFD) + qemuDomainLogContextPtr logCtxt) { virQEMUDriverConfigPtr cfg = virQEMUDriverGetConfig(driver); int format = virDomainDiskGetFormat(disk); if ((!format || format == VIR_STORAGE_FILE_AUTO) && cfg->allowDiskFormatProbing) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_DISK_PROBING, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_DISK_PROBING, logCtxt); if (disk->rawio == VIR_TRISTATE_BOOL_YES) qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HIGH_PRIVILEGES, - logFD); + logCtxt); if (disk->device == VIR_DOMAIN_DISK_DEVICE_CDROM && virStorageSourceGetActualType(disk->src) == VIR_STORAGE_TYPE_BLOCK && disk->src->path) qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_CDROM_PASSTHROUGH, - logFD); + logCtxt); virObjectUnref(cfg); } @@ -2231,21 +2248,21 @@ void qemuDomainObjCheckDiskTaint(virQEMUDriverPtr driver, void qemuDomainObjCheckHostdevTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainHostdevDefPtr hostdev, - int logFD) + qemuDomainLogContextPtr logCtxt) { virDomainHostdevSubsysSCSIPtr scsisrc = &hostdev->source.subsys.u.scsi; if (hostdev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_SCSI && scsisrc->rawio == VIR_TRISTATE_BOOL_YES) qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_HIGH_PRIVILEGES, - logFD); + logCtxt); } void qemuDomainObjCheckNetTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainNetDefPtr net, - int logFD) + qemuDomainLogContextPtr logCtxt) { /* script is only useful for NET_TYPE_ETHERNET (qemu) and * NET_TYPE_BRIDGE (xen), but could be (incorrectly) specified for @@ -2253,7 +2270,7 @@ void qemuDomainObjCheckNetTaint(virQEMUDriverPtr driver, * the soup, so it should taint the domain. */ if (net->script != NULL) - qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_SHELL_SCRIPTS, logFD); + qemuDomainObjTaint(driver, obj, VIR_DOMAIN_TAINT_SHELL_SCRIPTS, logCtxt); } @@ -2434,45 +2451,6 @@ void qemuDomainLogContextFree(qemuDomainLogContextPtr ctxt) } -int qemuDomainAppendLog(virQEMUDriverPtr driver, - virDomainObjPtr obj, - int logFD, - const char *fmt, ...) -{ - va_list argptr; - char *message = NULL; - int ret = -1; - qemuDomainLogContextPtr logCtxt = NULL; - - va_start(argptr, fmt); - - if (logFD == -1) { - logCtxt = qemuDomainLogContextNew(driver, obj, - QEMU_DOMAIN_LOG_CONTEXT_MODE_ATTACH); - if (!logCtxt) - goto cleanup; - logFD = qemuDomainLogContextGetWriteFD(logCtxt); - } - - if (virVasprintf(&message, fmt, argptr) < 0) - goto cleanup; - if (safewrite(logFD, message, strlen(message)) < 0) { - virReportSystemError(errno, _("Unable to write to domain logfile %s"), - obj->def->name); - goto cleanup; - } - - ret = 0; - - cleanup: - va_end(argptr); - - qemuDomainLogContextFree(logCtxt); - - VIR_FREE(message); - return ret; -} - /* Locate an appropriate 'qemu-img' binary. */ const char * qemuFindQemuImgBinary(virQEMUDriverPtr driver) diff --git a/src/qemu/qemu_domain.h b/src/qemu/qemu_domain.h index 589ed6f6add091b21fbc9dce6d32f7a1af0f124b..010647b3f27e39a8d68ad1318793c3d5a7cd1b96 100644 --- a/src/qemu/qemu_domain.h +++ b/src/qemu/qemu_domain.h @@ -334,23 +334,23 @@ char *qemuDomainDefFormatLive(virQEMUDriverPtr driver, void qemuDomainObjTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainTaintFlags taint, - int logFD); + qemuDomainLogContextPtr logCtxt); void qemuDomainObjCheckTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, - int logFD); + qemuDomainLogContextPtr logCtxt); void qemuDomainObjCheckDiskTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainDiskDefPtr disk, - int logFD); + qemuDomainLogContextPtr logCtxt); void qemuDomainObjCheckHostdevTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainHostdevDefPtr disk, - int logFD); + qemuDomainLogContextPtr logCtxt); void qemuDomainObjCheckNetTaint(virQEMUDriverPtr driver, virDomainObjPtr obj, virDomainNetDefPtr net, - int logFD); + qemuDomainLogContextPtr logCtxt); typedef enum { QEMU_DOMAIN_LOG_CONTEXT_MODE_START, @@ -372,11 +372,6 @@ off_t qemuDomainLogContextGetPosition(qemuDomainLogContextPtr ctxt); void qemuDomainLogContextRef(qemuDomainLogContextPtr ctxt); void qemuDomainLogContextFree(qemuDomainLogContextPtr ctxt); -int qemuDomainAppendLog(virQEMUDriverPtr driver, - virDomainObjPtr vm, - int logFD, - const char *fmt, ...) ATTRIBUTE_FMT_PRINTF(4, 5); - const char *qemuFindQemuImgBinary(virQEMUDriverPtr driver); int qemuDomainSnapshotWriteMetadata(virDomainObjPtr vm, diff --git a/src/qemu/qemu_driver.c b/src/qemu/qemu_driver.c index 6e584f0e7619aca63f7c0bb41ead2c226d47d224..ae1d8e7ab39708e739acba0b7f1a532242df5404 100644 --- a/src/qemu/qemu_driver.c +++ b/src/qemu/qemu_driver.c @@ -7706,7 +7706,7 @@ qemuDomainAttachDeviceLive(virDomainObjPtr vm, switch ((virDomainDeviceType) dev->type) { case VIR_DOMAIN_DEVICE_DISK: - qemuDomainObjCheckDiskTaint(driver, vm, dev->data.disk, -1); + qemuDomainObjCheckDiskTaint(driver, vm, dev->data.disk, NULL); ret = qemuDomainAttachDeviceDiskLive(dom->conn, driver, vm, dev); if (!ret) { alias = dev->data.disk->info.alias; @@ -7730,7 +7730,7 @@ qemuDomainAttachDeviceLive(virDomainObjPtr vm, break; case VIR_DOMAIN_DEVICE_NET: - qemuDomainObjCheckNetTaint(driver, vm, dev->data.net, -1); + qemuDomainObjCheckNetTaint(driver, vm, dev->data.net, NULL); ret = qemuDomainAttachNetDevice(dom->conn, driver, vm, dev->data.net); if (!ret) { @@ -7740,7 +7740,7 @@ qemuDomainAttachDeviceLive(virDomainObjPtr vm, break; case VIR_DOMAIN_DEVICE_HOSTDEV: - qemuDomainObjCheckHostdevTaint(driver, vm, dev->data.hostdev, -1); + qemuDomainObjCheckHostdevTaint(driver, vm, dev->data.hostdev, NULL); ret = qemuDomainAttachHostDevice(dom->conn, driver, vm, dev->data.hostdev); if (!ret) { @@ -7988,7 +7988,7 @@ qemuDomainUpdateDeviceLive(virConnectPtr conn, switch ((virDomainDeviceType) dev->type) { case VIR_DOMAIN_DEVICE_DISK: - qemuDomainObjCheckDiskTaint(driver, vm, dev->data.disk, -1); + qemuDomainObjCheckDiskTaint(driver, vm, dev->data.disk, NULL); ret = qemuDomainChangeDiskLive(conn, vm, dev, driver, force); break; case VIR_DOMAIN_DEVICE_GRAPHICS: @@ -15823,7 +15823,7 @@ static int qemuDomainQemuMonitorCommand(virDomainPtr domain, const char *cmd, priv = vm->privateData; - qemuDomainObjTaint(driver, vm, VIR_DOMAIN_TAINT_CUSTOM_MONITOR, -1); + qemuDomainObjTaint(driver, vm, VIR_DOMAIN_TAINT_CUSTOM_MONITOR, NULL); hmp = !!(flags & VIR_DOMAIN_QEMU_MONITOR_COMMAND_HMP); diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c index db3aa63c2afe7ff00b38debe07444c18a50a8664..435f5ee4a345a45db7f4b879571bd0708c8f56df 100644 --- a/src/qemu/qemu_process.c +++ b/src/qemu/qemu_process.c @@ -4780,7 +4780,7 @@ qemuProcessLaunch(virConnectPtr conn, qemuLogOperation(vm, "starting up", logfile, cmd); - qemuDomainObjCheckTaint(driver, vm, logfile); + qemuDomainObjCheckTaint(driver, vm, logCtxt); qemuDomainLogContextMarkPosition(logCtxt); @@ -5633,7 +5633,7 @@ int qemuProcessAttach(virConnectPtr conn ATTRIBUTE_UNUSED, } VIR_FREE(timestamp); - qemuDomainObjTaint(driver, vm, VIR_DOMAIN_TAINT_EXTERNAL_LAUNCH, logfile); + qemuDomainObjTaint(driver, vm, VIR_DOMAIN_TAINT_EXTERNAL_LAUNCH, logCtxt); VIR_DEBUG("Waiting for monitor to show up"); if (qemuProcessWaitForMonitor(driver, vm, QEMU_ASYNC_JOB_NONE, priv->qemuCaps, NULL) < 0)