forked from TrueCloudLab/frostfs-api-go
141 lines
3.5 KiB
Go
141 lines
3.5 KiB
Go
package netmap
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import (
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"github.com/nspcc-dev/neofs-api-go/v2/netmap"
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)
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// PlacementPolicy represents v2-compatible placement policy.
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type PlacementPolicy netmap.PlacementPolicy
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// NewPlacementPolicy creates and returns new PlacementPolicy instance.
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func NewPlacementPolicy() *PlacementPolicy {
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return NewPlacementPolicyFromV2(new(netmap.PlacementPolicy))
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}
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// NewPlacementPolicyFromV2 converts v2 PlacementPolicy to PlacementPolicy.
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func NewPlacementPolicyFromV2(f *netmap.PlacementPolicy) *PlacementPolicy {
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return (*PlacementPolicy)(f)
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}
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// ToV2 converts PlacementPolicy to v2 PlacementPolicy.
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func (p *PlacementPolicy) ToV2() *netmap.PlacementPolicy {
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return (*netmap.PlacementPolicy)(p)
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}
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// Replicas returns list of object replica descriptors.
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func (p *PlacementPolicy) Replicas() []*Replica {
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rs := (*netmap.PlacementPolicy)(p).
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GetReplicas()
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res := make([]*Replica, 0, len(rs))
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for i := range rs {
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res = append(res, NewReplicaFromV2(rs[i]))
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}
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return res
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}
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// SetReplicas sets list of object replica descriptors.
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func (p *PlacementPolicy) SetReplicas(rs ...*Replica) {
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var rsV2 []*netmap.Replica
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if rs != nil {
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rsV2 = make([]*netmap.Replica, 0, len(rs))
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for i := range rs {
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rsV2 = append(rsV2, rs[i].ToV2())
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}
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}
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(*netmap.PlacementPolicy)(p).
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SetReplicas(rsV2)
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}
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// ContainerBackupFactor returns container backup factor.
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func (p *PlacementPolicy) ContainerBackupFactor() uint32 {
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return (*netmap.PlacementPolicy)(p).
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GetContainerBackupFactor()
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}
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// SetContainerBackupFactor sets container backup factor.
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func (p *PlacementPolicy) SetContainerBackupFactor(f uint32) {
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(*netmap.PlacementPolicy)(p).
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SetContainerBackupFactor(f)
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}
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// Selector returns set of selectors to form the container's nodes subset.
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func (p *PlacementPolicy) Selectors() []*Selector {
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rs := (*netmap.PlacementPolicy)(p).
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GetSelectors()
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res := make([]*Selector, 0, len(rs))
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for i := range rs {
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res = append(res, NewSelectorFromV2(rs[i]))
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}
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return res
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}
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// SetSelectors sets set of selectors to form the container's nodes subset.
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func (p *PlacementPolicy) SetSelectors(ss ...*Selector) {
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var ssV2 []*netmap.Selector
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if ss != nil {
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ssV2 = make([]*netmap.Selector, 0, len(ss))
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for i := range ss {
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ssV2 = append(ssV2, ss[i].ToV2())
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}
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}
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(*netmap.PlacementPolicy)(p).
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SetSelectors(ssV2)
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}
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// Filters returns list of named filters to reference in selectors.
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func (p *PlacementPolicy) Filters() []*Filter {
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return filtersFromV2(
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(*netmap.PlacementPolicy)(p).
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GetFilters(),
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)
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}
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// SetFilters sets list of named filters to reference in selectors.
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func (p *PlacementPolicy) SetFilters(fs ...*Filter) {
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(*netmap.PlacementPolicy)(p).
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SetFilters(filtersToV2(fs))
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}
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// Marshal marshals PlacementPolicy into a protobuf binary form.
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//
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// Buffer is allocated when the argument is empty.
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// Otherwise, the first buffer is used.
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func (p *PlacementPolicy) Marshal(b ...[]byte) ([]byte, error) {
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var buf []byte
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if len(b) > 0 {
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buf = b[0]
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}
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return (*netmap.PlacementPolicy)(p).
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StableMarshal(buf)
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}
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// Unmarshal unmarshals protobuf binary representation of PlacementPolicy.
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func (p *PlacementPolicy) Unmarshal(data []byte) error {
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return (*netmap.PlacementPolicy)(p).
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Unmarshal(data)
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}
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// MarshalJSON encodes PlacementPolicy to protobuf JSON format.
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func (p *PlacementPolicy) MarshalJSON() ([]byte, error) {
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return (*netmap.PlacementPolicy)(p).
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MarshalJSON()
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}
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// UnmarshalJSON decodes PlacementPolicy from protobuf JSON format.
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func (p *PlacementPolicy) UnmarshalJSON(data []byte) error {
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return (*netmap.PlacementPolicy)(p).
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UnmarshalJSON(data)
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}
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