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Handle zone availability limit #98

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Handle zone availability limit #98

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527a069
Handle zone availability limit: Update `getZones` to track active nod…
brianlechthaler Feb 27, 2026
ce1c775
Replace hardcoded limit with nodeCap constant, lower cap to 15
brianlechthaler Mar 12, 2026
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2 changes: 1 addition & 1 deletion v1/providers/sfcompute/instance.go
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Original file line number Diff line number Diff line change
Expand Up @@ -101,7 +101,7 @@ func (c *SFCClient) GetInstance(ctx context.Context, id v1.CloudProviderInstance

func (c *SFCClient) getZone(ctx context.Context, location string, includeUnavailable bool) (*sfcnodes.ZoneListResponseData, error) {
// Fetch the zones to ensure the location is valid
zones, err := c.getZones(ctx, includeUnavailable)
zones, _, err := c.getZones(ctx, includeUnavailable)
if err != nil {
return nil, errors.WrapAndTrace(err)
}
Expand Down
35 changes: 29 additions & 6 deletions v1/providers/sfcompute/instancetype.go
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Original file line number Diff line number Diff line change
Expand Up @@ -39,7 +39,7 @@ func (c *SFCClient) GetInstanceTypes(ctx context.Context, args v1.GetInstanceTyp

// Fetch all available zones
includeUnavailable := false
zones, err := c.getZones(ctx, includeUnavailable)
zones, limitReached, err := c.getZones(ctx, includeUnavailable)
if err != nil {
return nil, err
}
Expand All @@ -64,6 +64,10 @@ func (c *SFCClient) GetInstanceTypes(ctx context.Context, args v1.GetInstanceTyp
return nil, err
}

if limitReached {
instanceType.IsAvailable = false
}

if !v1.IsSelectedByArgs(*instanceType, args) {
c.logger.Debug(ctx, "sfc: GetInstanceTypes instance type not selected by args",
v1.LogField("instanceType", instanceType.Type),
Expand Down Expand Up @@ -155,30 +159,49 @@ func makeInstanceTypeName(zone sfcnodes.ZoneListResponseData) string {
}

func (c *SFCClient) GetLocations(ctx context.Context, args v1.GetLocationsArgs) ([]v1.Location, error) {
zones, err := c.getZones(ctx, args.IncludeUnavailable)
zones, limitReached, err := c.getZones(ctx, args.IncludeUnavailable)
if err != nil {
return nil, err
}

locations := make([]v1.Location, 0, len(zones))
for _, zone := range zones {
location := zoneToLocation(zone)
if limitReached {
location.Available = false
}
locations = append(locations, location)
}

return locations, nil
}

func (c *SFCClient) getZones(ctx context.Context, includeUnavailable bool) ([]sfcnodes.ZoneListResponseData, error) {
func (c *SFCClient) getZones(ctx context.Context, includeUnavailable bool) ([]sfcnodes.ZoneListResponseData, bool, error) {
// Fetch the nodes to check the active node count
respNodes, err := c.client.Nodes.List(ctx, sfcnodes.NodeListParams{})
if err != nil {
return nil, false, err
}

activeNodeCount := 0
for _, node := range respNodes.Data {
status := sfcStatusToLifecycleStatus(fmt.Sprint(node.Status))
if status == v1.LifecycleStatusRunning || status == v1.LifecycleStatusPending {
activeNodeCount++
}
}

limitReached := activeNodeCount >= 50

// Fetch the zones from the API
resp, err := c.client.Zones.List(ctx)
if err != nil {
return nil, err
return nil, false, err
}

// If there are no zones, return an empty list
if resp == nil || len(resp.Data) == 0 {
return []sfcnodes.ZoneListResponseData{}, nil
return []sfcnodes.ZoneListResponseData{}, limitReached, nil
}

zones := make([]sfcnodes.ZoneListResponseData, 0, len(resp.Data))
Expand All @@ -197,7 +220,7 @@ func (c *SFCClient) getZones(ctx context.Context, includeUnavailable bool) ([]sf
zones = append(zones, zone)
}

return zones, nil
return zones, limitReached, nil
}

func zoneToLocation(zone sfcnodes.ZoneListResponseData) v1.Location {
Expand Down