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qemuProcessHandleIOError: Populate I/O error reason to virStorageSource

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Record the last I/O error reason and timestamp which happened with the
corresponding virStorageSource struct.

This will later allow querying the last error e.g. via the
virDomainGetMessages() API.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Peter Krempa 2025-01-27 19:17:16 +01:00
parent 2f6c9fa4f6
commit 300f7e9bd4
1 changed files with 10 additions and 0 deletions
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10
src/qemu/qemu_process.c
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@ -840,6 +840,7 @@ qemuProcessHandleIOError(qemuMonitor *mon G_GNUC_UNUSED,
const char *eventReason = ""; const char *eventReason = "";
virDomainDiskDef *disk = NULL; virDomainDiskDef *disk = NULL;
virStorageSource *src = NULL; virStorageSource *src = NULL;
g_autofree char *timestamp = NULL;
virObjectLock(vm); virObjectLock(vm);
priv = QEMU_DOMAIN_PRIVATE(vm); priv = QEMU_DOMAIN_PRIVATE(vm);
@ -865,6 +866,15 @@ qemuProcessHandleIOError(qemuMonitor *mon G_GNUC_UNUSED,
ioErrorEvent = virDomainEventIOErrorNewFromObj(vm, eventPath, eventAlias, action); ioErrorEvent = virDomainEventIOErrorNewFromObj(vm, eventPath, eventAlias, action);
ioErrorEvent2 = virDomainEventIOErrorReasonNewFromObj(vm, eventPath, eventAlias, action, eventReason); ioErrorEvent2 = virDomainEventIOErrorReasonNewFromObj(vm, eventPath, eventAlias, action, eventReason);
if ((timestamp = virTimeStringNow()) != NULL) {
if (src) {
g_free(src->ioerror_timestamp);
g_free(src->ioerror_message);
src->ioerror_timestamp = g_steal_pointer(&timestamp);
src->ioerror_message = g_strdup(reason);
}
}
if (action == VIR_DOMAIN_EVENT_IO_ERROR_PAUSE && if (action == VIR_DOMAIN_EVENT_IO_ERROR_PAUSE &&
virDomainObjGetState(vm, NULL) == VIR_DOMAIN_RUNNING) { virDomainObjGetState(vm, NULL) == VIR_DOMAIN_RUNNING) {
VIR_WARN("Transitioned guest %s to paused state due to IO error", vm->def->name); VIR_WARN("Transitioned guest %s to paused state due to IO error", vm->def->name);