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Add nowait kvp removal form #110

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Mar 21, 2024
Merged

Add nowait kvp removal form #110

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32 changes: 24 additions & 8 deletions pkg/hypervctl/vm.go
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Original file line number Diff line number Diff line change
Expand Up @@ -89,11 +89,11 @@ func (vm *VirtualMachine) SplitAndAddIgnition(keyPrefix string, ignRdr *bytes.Re
}

func (vm *VirtualMachine) AddKeyValuePair(key string, value string) error {
return vm.kvpOperation("AddKvpItems", key, value, "key already exists?")
return vm.kvpOperation("AddKvpItems", key, value, false, "key already exists?")
}

func (vm *VirtualMachine) ModifyKeyValuePair(key string, value string) error {
return vm.kvpOperation("ModifyKvpItems", key, value, "key invalid?")
return vm.kvpOperation("ModifyKvpItems", key, value, false, "key invalid?")
}

func (vm *VirtualMachine) PutKeyValuePair(key string, value string) error {
Expand All @@ -107,7 +107,11 @@ func (vm *VirtualMachine) PutKeyValuePair(key string, value string) error {
}

func (vm *VirtualMachine) RemoveKeyValuePair(key string) error {
return vm.kvpOperation("RemoveKvpItems", key, "", "key invalid?")
return vm.kvpOperation("RemoveKvpItems", key, "", false, "key invalid?")
}

func (vm *VirtualMachine) RemoveKeyValuePairNoWait(key string) error {
return vm.kvpOperation("RemoveKvpItems", key, "", true, "key invalid?")
}

func (vm *VirtualMachine) GetKeyValuePairs() (map[string]string, error) {
Expand Down Expand Up @@ -148,9 +152,10 @@ func (vm *VirtualMachine) GetKeyValuePairs() (map[string]string, error) {
return parseKvpMapXml(s)
}

func (vm *VirtualMachine) kvpOperation(op string, key string, value string, illegalSuggestion string) error {
func (vm *VirtualMachine) kvpOperation(op string, key string, value string, nowait bool, illegalSuggestion string) error {
var service *wmiext.Service
var vsms, job *wmiext.Instance
var ret int32
var err error

if service, err = NewLocalHyperVService(); err != nil {
Expand All @@ -172,15 +177,26 @@ func (vm *VirtualMachine) kvpOperation(op string, key string, value string, ille
execution := vsms.BeginInvoke(op).
In("TargetSystem", vm.Path()).
In("DataItems", []string{itemStr}).
Execute()
Execute().
Out("ReturnValue", &ret).
Out("Job", &job)

if err := execution.Out("Job", &job).End(); err != nil {
if err := execution.End(); err != nil {
return fmt.Errorf("%s execution failed: %w", op, err)
}

err = translateKvpError(wmiext.WaitJob(service, job), illegalSuggestion)
defer job.Close()
return err
if ret == 0 || (nowait && ret == 4096) {
return nil
}

if ret == 4096 {
err = wmiext.WaitJob(service, job)
} else {
err = &wmiext.JobError{ErrorCode: int(ret)}
}

return translateKvpError(err, illegalSuggestion)
}

func waitVMResult(res int32, service *wmiext.Service, job *wmiext.Instance, errorMsg string, translate func(int) error) error {
Expand Down