forked from TrueCloudLab/certificates
91 lines
3.2 KiB
Go
91 lines
3.2 KiB
Go
package provisioner
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import (
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"time"
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"github.com/pkg/errors"
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)
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// Claims so that individual provisioners can override global claims.
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type Claims struct {
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globalClaims *Claims
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MinTLSDur *Duration `json:"minTLSCertDuration,omitempty"`
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MaxTLSDur *Duration `json:"maxTLSCertDuration,omitempty"`
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DefaultTLSDur *Duration `json:"defaultTLSCertDuration,omitempty"`
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DisableRenewal *bool `json:"disableRenewal,omitempty"`
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}
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// Init initializes and validates the individual provisioner claims.
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func (pc *Claims) Init(global *Claims) (*Claims, error) {
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if pc == nil {
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pc = &Claims{}
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}
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pc.globalClaims = global
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return pc, pc.Validate()
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}
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// DefaultTLSCertDuration returns the default TLS cert duration for the
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// provisioner. If the default is not set within the provisioner, then the global
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// default from the authority configuration will be used.
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func (pc *Claims) DefaultTLSCertDuration() time.Duration {
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if pc.DefaultTLSDur == nil || pc.DefaultTLSDur.Duration == 0 {
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return pc.globalClaims.DefaultTLSCertDuration()
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}
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return pc.DefaultTLSDur.Duration
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}
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// MinTLSCertDuration returns the minimum TLS cert duration for the provisioner.
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// If the minimum is not set within the provisioner, then the global
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// minimum from the authority configuration will be used.
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func (pc *Claims) MinTLSCertDuration() time.Duration {
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if pc.MinTLSDur == nil || pc.MinTLSDur.Duration == 0 {
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return pc.globalClaims.MinTLSCertDuration()
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}
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return pc.MinTLSDur.Duration
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}
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// MaxTLSCertDuration returns the maximum TLS cert duration for the provisioner.
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// If the maximum is not set within the provisioner, then the global
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// maximum from the authority configuration will be used.
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func (pc *Claims) MaxTLSCertDuration() time.Duration {
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if pc.MaxTLSDur == nil || pc.MaxTLSDur.Duration == 0 {
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return pc.globalClaims.MaxTLSCertDuration()
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}
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return pc.MaxTLSDur.Duration
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}
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// IsDisableRenewal returns if the renewal flow is disabled for the
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// provisioner. If the property is not set within the provisioner, then the
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// global value from the authority configuration will be used.
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func (pc *Claims) IsDisableRenewal() bool {
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if pc.DisableRenewal == nil {
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return pc.globalClaims.IsDisableRenewal()
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}
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return *pc.DisableRenewal
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}
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// Validate validates and modifies the Claims with default values.
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func (pc *Claims) Validate() error {
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var (
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min = pc.MinTLSCertDuration()
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max = pc.MaxTLSCertDuration()
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def = pc.DefaultTLSCertDuration()
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)
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switch {
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case min == 0:
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return errors.Errorf("claims: MinTLSCertDuration cannot be empty")
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case max == 0:
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return errors.Errorf("claims: MaxTLSCertDuration cannot be empty")
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case def == 0:
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return errors.Errorf("claims: DefaultTLSCertDuration cannot be empty")
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case max < min:
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return errors.Errorf("claims: MaxCertDuration cannot be less "+
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"than MinCertDuration: MaxCertDuration - %v, MinCertDuration - %v", max, min)
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case def < min:
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return errors.Errorf("claims: DefaultCertDuration cannot be less than MinCertDuration: DefaultCertDuration - %v, MinCertDuration - %v", def, min)
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case max < def:
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return errors.Errorf("claims: MaxCertDuration cannot be less than DefaultCertDuration: MaxCertDuration - %v, DefaultCertDuration - %v", max, def)
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default:
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return nil
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}
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}
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