68 lines
2.0 KiB
Go
68 lines
2.0 KiB
Go
package logical
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import "time"
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// LeaseOptions is an embeddable struct to capture common lease
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// settings between a Secret and Auth
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type LeaseOptions struct {
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// Lease is the duration that this secret is valid for. Vault
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// will automatically revoke it after the duration + grace period.
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Lease time.Duration `json:"lease"`
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LeaseGracePeriod time.Duration `json:"lease_grace_period"`
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// Renewable, if true, means that this secret can be renewed.
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Renewable bool `json:"renewable"`
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// LeaseIncrement will be the lease increment that the user requested.
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// This is only available on a Renew operation and has no effect
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// when returning a response.
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LeaseIncrement time.Duration `json:"-"`
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// LeaseIssue is the time of issue for the original lease. This is
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// only available on a Renew operation and has no effect when returning
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// a response. It can be used to enforce maximum lease periods by
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// a logical backend. This time will always be in UTC.
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LeaseIssue time.Time `json:"-"`
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}
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// LeaseEnabled checks if leasing is enabled
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func (l *LeaseOptions) LeaseEnabled() bool {
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return l.Lease > 0
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}
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// LeaseTotal is the total lease time including the grace period
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func (l *LeaseOptions) LeaseTotal() time.Duration {
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if l.Lease <= 0 {
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return 0
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}
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if l.LeaseGracePeriod < 0 {
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return l.Lease
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}
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return l.Lease + l.LeaseGracePeriod
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}
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// ExpirationTime computes the time until expiration including the grace period
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func (l *LeaseOptions) ExpirationTime() time.Time {
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var expireTime time.Time
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if !l.LeaseIssue.IsZero() && l.Lease > 0 {
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expireTime = l.LeaseIssue.UTC().Add(l.LeaseTotal())
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}
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return expireTime
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}
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// IncrementedLease returns the lease duration that would need to set
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// in order to increment the _current_ lease by the given duration
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// if the auth were re-issued right now.
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func (l *LeaseOptions) IncrementedLease(inc time.Duration) time.Duration {
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var result time.Duration
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expireTime := l.ExpirationTime()
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if expireTime.IsZero() {
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return result
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}
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return expireTime.Add(inc).Sub(time.Now().UTC())
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}
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