Add pool/claim types and controllers for numbered resource allocation #258
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,95 @@ | ||
| // SPDX-FileCopyrightText: 2025 SAP SE or an SAP affiliate company and IronCore contributors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| package v1alpha1 | ||
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| import ( | ||
| "encoding/json" | ||
| "net/netip" | ||
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| "k8s.io/apimachinery/pkg/api/equality" | ||
| ) | ||
|
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| // IPAddr represents a single IP address (IPv4 or IPv6). | ||
| // | ||
| // +kubebuilder:validation:Type=string | ||
| // +kubebuilder:validation:Format=ip | ||
| // +kubebuilder:validation:Example="192.168.1.1" | ||
| // +kubebuilder:validation:Example="2001:db8::1" | ||
| // +kubebuilder:object:generate=false | ||
| type IPAddr struct { | ||
| netip.Addr `json:"-"` | ||
| } | ||
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| func ParseAddr(s string) (IPAddr, error) { | ||
| addr, err := netip.ParseAddr(s) | ||
| if err != nil { | ||
| return IPAddr{}, err | ||
| } | ||
| return IPAddr{addr}, nil | ||
| } | ||
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| func MustParseAddr(s string) IPAddr { | ||
| return IPAddr{netip.MustParseAddr(s)} | ||
| } | ||
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| // IsZero reports whether a represents the zero value. | ||
| func (a IPAddr) IsZero() bool { | ||
| return !a.IsValid() | ||
| } | ||
|
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| // Equal reports whether a and b represent the same address. | ||
| func (a IPAddr) Equal(b IPAddr) bool { | ||
| return a.Addr == b.Addr | ||
| } | ||
|
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| // MarshalJSON implements [json.Marshaler]. | ||
| func (a IPAddr) MarshalJSON() ([]byte, error) { | ||
| if !a.IsValid() { | ||
| return []byte("null"), nil | ||
| } | ||
| return json.Marshal(a.String()) | ||
| } | ||
|
|
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| // UnmarshalJSON implements [json.Unmarshaler]. | ||
| func (a *IPAddr) UnmarshalJSON(data []byte) error { | ||
| var str string | ||
| if err := json.Unmarshal(data, &str); err != nil { | ||
| return err | ||
| } | ||
| if str == "" || str == "null" { | ||
| *a = IPAddr{} | ||
| return nil | ||
| } | ||
| addr, err := netip.ParseAddr(str) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| *a = IPAddr{addr} | ||
| return nil | ||
| } | ||
|
|
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| // DeepCopyInto copies all properties of this object into another object of the same type. | ||
| func (in *IPAddr) DeepCopyInto(out *IPAddr) { | ||
| *out = *in | ||
| } | ||
|
|
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| // DeepCopy creates a deep copy of the IPAddr. | ||
| func (in *IPAddr) DeepCopy() *IPAddr { | ||
| if in == nil { | ||
| return nil | ||
| } | ||
| out := new(IPAddr) | ||
| in.DeepCopyInto(out) | ||
| return out | ||
| } | ||
|
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| func init() { | ||
| // IPAddr embeds [netip.Addr] which contains unexported fields. | ||
| // [equality.Semantic.DeepEqual] panics on unexported fields, so an | ||
| // explicit equality function is registered here. | ||
| if err := equality.Semantic.AddFunc(func(a, b IPAddr) bool { | ||
| return a.Equal(b) | ||
| }); err != nil { | ||
| panic(err) | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,92 @@ | ||
| // SPDX-FileCopyrightText: 2025 SAP SE or an SAP affiliate company and IronCore contributors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
|
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| package v1alpha1 | ||
|
|
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| import ( | ||
| "encoding/json" | ||
| "fmt" | ||
| "strconv" | ||
| "strings" | ||
| ) | ||
|
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| // IndexRange represents an inclusive range of indices. | ||
| // +kubebuilder:validation:Type=string | ||
| // +kubebuilder:validation:Pattern=`^[0-9]+\.\.[0-9]+$` | ||
| // +kubebuilder:object:generate=false | ||
| type IndexRange struct { | ||
| Start uint64 `json:"-"` | ||
| End uint64 `json:"-"` | ||
|
Comment on lines
+18
to
+19
Contributor
There was a problem hiding this comment. The API conventions document does not seem to apply here as this is then later serialized as a string in |
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| } | ||
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| // ParseIndexRange parses a string in the format "start..end" into an [IndexRange]. | ||
| func ParseIndexRange(s string) (IndexRange, error) { | ||
| parts := strings.Split(s, "..") | ||
| if len(parts) != 2 { | ||
| return IndexRange{}, fmt.Errorf("invalid index range %q", s) | ||
| } | ||
| start, err := strconv.ParseUint(strings.TrimSpace(parts[0]), 10, 64) | ||
| if err != nil { | ||
| return IndexRange{}, fmt.Errorf("invalid index range start %q: %w", parts[0], err) | ||
| } | ||
| end, err := strconv.ParseUint(strings.TrimSpace(parts[1]), 10, 64) | ||
| if err != nil { | ||
| return IndexRange{}, fmt.Errorf("invalid index range end %q: %w", parts[1], err) | ||
| } | ||
| if start > end { | ||
| return IndexRange{}, fmt.Errorf("invalid index range %q: start greater than end", s) | ||
| } | ||
| return IndexRange{Start: start, End: end}, nil | ||
| } | ||
|
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| // MustParseIndexRange calls [ParseIndexRange] and panics if it returns an error. | ||
| func MustParseIndexRange(s string) IndexRange { | ||
| r, err := ParseIndexRange(s) | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| return r | ||
| } | ||
|
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| // String implements [fmt.Stringer]. | ||
| func (r IndexRange) String() string { | ||
| return fmt.Sprintf("%d..%d", r.Start, r.End) | ||
| } | ||
|
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| // MarshalJSON implements [json.Marshaler]. | ||
| func (r IndexRange) MarshalJSON() ([]byte, error) { | ||
| return json.Marshal(r.String()) | ||
| } | ||
|
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| // UnmarshalJSON implements [json.Unmarshaler]. | ||
| func (r *IndexRange) UnmarshalJSON(data []byte) error { | ||
| var str string | ||
| if err := json.Unmarshal(data, &str); err != nil { | ||
| return err | ||
| } | ||
| if str == "" || str == "null" { | ||
| *r = IndexRange{} | ||
| return nil | ||
| } | ||
| parsed, err := ParseIndexRange(str) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| *r = parsed | ||
| return nil | ||
| } | ||
|
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| // DeepCopyInto copies all properties of this object into another object of the same type. | ||
| func (in *IndexRange) DeepCopyInto(out *IndexRange) { | ||
| *out = *in | ||
| } | ||
|
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| // DeepCopy creates a deep copy of the IndexRange. | ||
| func (in *IndexRange) DeepCopy() *IndexRange { | ||
| if in == nil { | ||
| return nil | ||
| } | ||
| out := new(IndexRange) | ||
| in.DeepCopyInto(out) | ||
| return out | ||
| } | ||
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nit:
2025->2026(other new files are also affected)