Add new NRT config option called DiscardReservedNodes

Signed-off-by: pprokop <[email protected]>

Author: PiotrProkop

apis/config/types.go

@@ -152,6 +152,10 @@ type NodeResourceTopologyMatchArgs struct {
 	ScoringStrategy ScoringStrategy
 	// If > 0, enables the caching facilities of the reserve plugin - which must be enabled
 	CacheResyncPeriodSeconds int64
+	// if set to true, exclude node from scheduling if there are any reserved pods for given node
+	// this option takes precedence over CacheResyncPeriodSeconds
+	// if DiscardReservedNodes is enabled, CacheResyncPeriodSeconds option is noop
+	DiscardReservedNodes bool
 }
 
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

apis/config/v1/types.go

@@ -149,6 +149,10 @@ type NodeResourceTopologyMatchArgs struct {
 	ScoringStrategy *ScoringStrategy `json:"scoringStrategy,omitempty"`
 	// If > 0, enables the caching facilities of the reserve plugin - which must be enabled
 	CacheResyncPeriodSeconds *int64 `json:"cacheResyncPeriodSeconds,omitempty"`
+	// if set to true, exclude node from scheduling if there are any reserved pods for given node
+	// this option takes precedence over CacheResyncPeriodSeconds
+	// if DiscardReservedNodes is enabled, CacheResyncPeriodSeconds option is noop
+	DiscardReservedNodes bool `json:"discardReservedNodes,omitempty"`
 }
 
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

apis/config/v1/zz_generated.conversion.go

@@ -148,6 +148,10 @@ type NodeResourceTopologyMatchArgs struct {
 	// implicitely enables the caching. If zero, disables the caching entirely.
 	// If the cache is enabled, the Reserve plugin must be enabled.
 	CacheResyncPeriodSeconds *int64 `json:"cacheResyncPeriodSeconds,omitempty"`
+	// if set to true, exclude node from scheduling if there are any reserved pods for given node
+	// this option takes precedence over CacheResyncPeriodSeconds
+	// if DiscardReservedNodes is enabled, CacheResyncPeriodSeconds option is noop
+	DiscardReservedNodes bool `json:"discardReservedNodes,omitempty"`
 }
 
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object

apis/config/v1beta2/types.go

@@ -152,6 +152,10 @@ type NodeResourceTopologyMatchArgs struct {
 	// implicitely enables the caching. If zero, disables the caching entirely.
 	// If the cache is enabled, the Reserve plugin must be enabled.
 	CacheResyncPeriodSeconds *int64 `json:"cacheResyncPeriodSeconds,omitempty"`
+	// if set to true, exclude node from scheduling if there are any reserved pods for given node
+	// this option takes precedence over CacheResyncPeriodSeconds
+	// if DiscardReservedNodes is enabled, CacheResyncPeriodSeconds option is noop
+	DiscardReservedNodes bool `json:"discardReservedNodes,omitempty"`
 }
 
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object