From: Peter Krempa <pkre...@redhat.com>

In esxConnectListAllDomains if the lookup of the VM name and UUID fails
for a single VM (possible e.g. with broken storage) the whole API would
return failure even when there are working VMs.

Rework the lookup so that if a subset fails we ignore the failure on
those. We report an error only if lookup of all of the objects failed.
Failure is reported from the last one.

Resolves: https://issues.redhat.com/browse/RHEL-80606
Signed-off-by: Peter Krempa <pkre...@redhat.com>
---
 src/esx/esx_driver.c | 23 +++++++++++++----------
 1 file changed, 13 insertions(+), 10 deletions(-)

diff --git a/src/esx/esx_driver.c b/src/esx/esx_driver.c
index 554fb3e18f..d869481698 100644
--- a/src/esx/esx_driver.c
+++ b/src/esx/esx_driver.c
@@ -4792,18 +4792,21 @@ esxConnectListAllDomains(virConnectPtr conn,
          virtualMachine = virtualMachine->_next) {
         g_autofree char *name = NULL;

-        if (needIdentity) {
-            if (esxVI_GetVirtualMachineIdentity(virtualMachine, &id,
-                                                &name, uuid) < 0) {
+        /* If the lookup of the required properties fails for some of the 
machines
+         * in the list it's preferrable to return the valid objects instead of
+         * failing outright */
+        if ((needIdentity && esxVI_GetVirtualMachineIdentity(virtualMachine, 
&id, &name, uuid) < 0) ||
+            (needPowerState && 
esxVI_GetVirtualMachinePowerState(virtualMachine, &powerState) < 0)) {
+
+            /* Raise error from last lookup if we didn't successfuly fetch any
+             * domain objecst yet */
+            if (count == 0 && !virtualMachine->_next)
                 goto cleanup;
-            }
-        }

-        if (needPowerState) {
-            if (esxVI_GetVirtualMachinePowerState(virtualMachine,
-                                                  &powerState) < 0) {
-                goto cleanup;
-            }
+            /* failure to fetch information of a single VM must not interrupt
+             * the lookup of the rest */
+            virResetLastError();
+            continue;
         }

         /* filter by active state */
-- 
2.49.0

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