func defaultPredicates() sets.String {
return sets.NewString(
// Fit is defined based on the absence of port conflicts.
factory.RegisterFitPredicate("PodFitsHostPorts", predicates.PodFitsHostPorts),
// Fit is determined by resource availability.
factory.RegisterFitPredicateFactory(
"PodFitsResources",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewResourceFitPredicate(args.NodeInfo)
},
),
// Fit is determined by non-conflicting disk volumes.
factory.RegisterFitPredicate("NoDiskConflict", predicates.NoDiskConflict),
// Fit is determined by volume zone requirements.
factory.RegisterFitPredicateFactory(
"NoVolumeZoneConflict",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewVolumeZonePredicate(args.NodeInfo, args.PVInfo, args.PVCInfo)
},
),
// Fit is determined by node selector query.
factory.RegisterFitPredicateFactory(
"MatchNodeSelector",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewSelectorMatchPredicate(args.NodeInfo)
},
),
// Fit is determined by the presence of the Host parameter and a string match
factory.RegisterFitPredicate("HostName", predicates.PodFitsHost),
)
}
func defaultPredicates() sets.String {
return sets.NewString(
// Fit is defined based on the absence of port conflicts.
factory.RegisterFitPredicate("PodFitsHostPorts", predicates.PodFitsHostPorts),
// Fit is determined by resource availability.
factory.RegisterFitPredicateFactory(
"PodFitsResources",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewResourceFitPredicate(args.NodeInfo)
},
),
// Fit is determined by non-conflicting disk volumes.
factory.RegisterFitPredicate("NoDiskConflict", predicates.NoDiskConflict),
// Fit is determined by volume zone requirements.
factory.RegisterFitPredicateFactory(
"NoVolumeZoneConflict",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewVolumeZonePredicate(args.NodeInfo, args.PVInfo, args.PVCInfo)
},
),
// Fit is determined by node selector query.
factory.RegisterFitPredicateFactory(
"MatchNodeSelector",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewSelectorMatchPredicate(args.NodeInfo)
},
),
// Fit is determined by the presence of the Host parameter and a string match
factory.RegisterFitPredicate("HostName", predicates.PodFitsHost),
// Fit is determined by whether or not there would be too many AWS EBS volumes attached to the node
factory.RegisterFitPredicateFactory(
"MaxEBSVolumeCount",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
// TODO: allow for generically parameterized scheduler predicates, because this is a bit ugly
maxVols := getMaxVols(DefaultMaxEBSVolumes)
return predicates.NewMaxPDVolumeCountPredicate(predicates.EBSVolumeFilter, maxVols, args.PVInfo, args.PVCInfo)
},
),
// Fit is determined by whether or not there would be too many GCE PD volumes attached to the node
factory.RegisterFitPredicateFactory(
"MaxGCEPDVolumeCount",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
// TODO: allow for generically parameterized scheduler predicates, because this is a bit ugly
maxVols := getMaxVols(DefaultMaxGCEPDVolumes)
return predicates.NewMaxPDVolumeCountPredicate(predicates.GCEPDVolumeFilter, maxVols, args.PVInfo, args.PVCInfo)
},
),
)
}
func defaultPredicates() sets.String {
return sets.NewString(
// Fit is determined by non-conflicting disk volumes.
factory.RegisterFitPredicate("NoDiskConflict", predicates.NoDiskConflict),
// Fit is determined by volume zone requirements.
factory.RegisterFitPredicateFactory(
"NoVolumeZoneConflict",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewVolumeZonePredicate(args.NodeInfo, args.PVInfo, args.PVCInfo)
},
),
// Fit is determined by node selector query.
factory.RegisterFitPredicateFactory(
"MatchNodeSelector",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.NewSelectorMatchPredicate(args.NodeInfo)
},
),
// Fit is determined by whether or not there would be too many AWS EBS volumes attached to the node
factory.RegisterFitPredicateFactory(
"MaxEBSVolumeCount",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
// TODO: allow for generically parameterized scheduler predicates, because this is a bit ugly
maxVols := getMaxVols(aws.DefaultMaxEBSVolumes)
return predicates.NewMaxPDVolumeCountPredicate(predicates.EBSVolumeFilter, maxVols, args.PVInfo, args.PVCInfo)
},
),
// Fit is determined by whether or not there would be too many GCE PD volumes attached to the node
factory.RegisterFitPredicateFactory(
"MaxGCEPDVolumeCount",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
// TODO: allow for generically parameterized scheduler predicates, because this is a bit ugly
maxVols := getMaxVols(DefaultMaxGCEPDVolumes)
return predicates.NewMaxPDVolumeCountPredicate(predicates.GCEPDVolumeFilter, maxVols, args.PVInfo, args.PVCInfo)
},
),
// GeneralPredicates are the predicates that are enforced by all Kubernetes components
// (e.g. kubelet and all schedulers)
factory.RegisterFitPredicateFactory(
"GeneralPredicates",
func(args factory.PluginFactoryArgs) algorithm.FitPredicate {
return predicates.GeneralPredicates(args.NodeInfo)
},
),
)
}