mirror of https://github.com/k3s-io/k3s
98 lines
2.0 KiB
Go
98 lines
2.0 KiB
Go
package util
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import (
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"encoding/json"
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"time"
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)
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// Time is a wrapper around time.Time which supports correct
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// marshaling to YAML and JSON. Wrappers are provided for many
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// of the factory methods that the time package offers.
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type Time struct {
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time.Time
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}
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// Date returns the Time corresponding to the supplied parameters
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// by wrapping time.Date.
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func Date(year int, month time.Month, day, hour, min, sec, nsec int, loc *time.Location) Time {
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return Time{time.Date(year, month, day, hour, min, sec, nsec, loc)}
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}
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// Now returns the current local time.
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func Now() Time {
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return Time{time.Now()}
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}
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// Unix returns the local time corresponding to the given Unix time
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// by wrapping time.Unix.
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func Unix(sec int64, nsec int64) Time {
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return Time{time.Unix(sec, nsec)}
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}
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// Rfc3339Copy returns a copy of the Time at second-level precision.
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func (t Time) Rfc3339Copy() Time {
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copied, _ := time.Parse(time.RFC3339, t.Format(time.RFC3339))
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return Time{copied}
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}
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// UnmarshalJSON implements the json.Unmarshaller interface.
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func (t *Time) UnmarshalJSON(b []byte) error {
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if len(b) == 4 && string(b) == "null" {
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t.Time = time.Time{}
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return nil
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}
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var str string
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json.Unmarshal(b, &str)
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pt, err := time.Parse(time.RFC3339, str)
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if err != nil {
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return err
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}
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t.Time = pt
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return nil
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}
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// MarshalJSON implements the json.Marshaler interface.
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func (t Time) MarshalJSON() ([]byte, error) {
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if t.IsZero() {
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// Encode unset/nil objects as JSON's "null".
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return []byte("null"), nil
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}
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return json.Marshal(t.Format(time.RFC3339))
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}
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// SetYAML implements the yaml.Setter interface.
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func (t *Time) SetYAML(tag string, value interface{}) bool {
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if value == nil {
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t.Time = time.Time{}
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return true
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}
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str, ok := value.(string)
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if !ok {
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return false
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}
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pt, err := time.Parse(time.RFC3339, str)
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if err != nil {
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return false
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}
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t.Time = pt
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return true
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}
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// GetYAML implements the yaml.Getter interface.
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func (t Time) GetYAML() (tag string, value interface{}) {
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if t.IsZero() {
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value = "null"
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return
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}
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value = t.Format(time.RFC3339)
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return tag, value
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}
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