44 lines
970 B
Go
44 lines
970 B
Go
package crypto
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import (
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"time"
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)
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var pgp = GopenPGP{}
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// GetGopenPGP return global GopenPGP
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func GetGopenPGP() *GopenPGP {
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return &pgp
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}
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// UpdateTime updates cached time
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func (pgp *GopenPGP) UpdateTime(newTime int64) {
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pgp.latestServerTime = newTime
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pgp.latestClientTime = time.Now()
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}
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// GetTimeUnix gets latest cached time
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func (pgp *GopenPGP) GetTimeUnix() int64 {
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return pgp.getNow().Unix()
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}
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// GetTime gets latest cached time
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func (pgp *GopenPGP) GetTime() time.Time {
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return pgp.getNow()
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}
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func (pgp *GopenPGP) getNow() time.Time {
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if pgp.latestServerTime > 0 && !pgp.latestClientTime.IsZero() {
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// Until is monotonic, it uses a monotonic clock in this case instead of the wall clock
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extrapolate := int64(time.Until(pgp.latestClientTime).Seconds())
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return time.Unix(pgp.latestServerTime+extrapolate, 0)
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}
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return time.Now()
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}
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func (pgp *GopenPGP) getTimeGenerator() func() time.Time {
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return func() time.Time {
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return pgp.getNow()
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}
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}
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