mirror of
https://github.com/ceph/ceph-csi.git
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121 lines
3.1 KiB
Go
121 lines
3.1 KiB
Go
/*-
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* Copyright 2016 Zbigniew Mandziejewicz
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* Copyright 2016 Square, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package jwt
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import (
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"strconv"
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"time"
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"gopkg.in/square/go-jose.v2/json"
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)
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// Claims represents public claim values (as specified in RFC 7519).
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type Claims struct {
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Issuer string `json:"iss,omitempty"`
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Subject string `json:"sub,omitempty"`
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Audience Audience `json:"aud,omitempty"`
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Expiry *NumericDate `json:"exp,omitempty"`
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NotBefore *NumericDate `json:"nbf,omitempty"`
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IssuedAt *NumericDate `json:"iat,omitempty"`
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ID string `json:"jti,omitempty"`
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}
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// NumericDate represents date and time as the number of seconds since the
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// epoch, including leap seconds. Non-integer values can be represented
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// in the serialized format, but we round to the nearest second.
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type NumericDate int64
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// NewNumericDate constructs NumericDate from time.Time value.
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func NewNumericDate(t time.Time) *NumericDate {
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if t.IsZero() {
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return nil
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}
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// While RFC 7519 technically states that NumericDate values may be
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// non-integer values, we don't bother serializing timestamps in
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// claims with sub-second accurancy and just round to the nearest
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// second instead. Not convined sub-second accuracy is useful here.
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out := NumericDate(t.Unix())
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return &out
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}
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// MarshalJSON serializes the given NumericDate into its JSON representation.
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func (n NumericDate) MarshalJSON() ([]byte, error) {
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return []byte(strconv.FormatInt(int64(n), 10)), nil
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}
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// UnmarshalJSON reads a date from its JSON representation.
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func (n *NumericDate) UnmarshalJSON(b []byte) error {
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s := string(b)
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f, err := strconv.ParseFloat(s, 64)
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if err != nil {
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return ErrUnmarshalNumericDate
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}
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*n = NumericDate(f)
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return nil
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}
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// Time returns time.Time representation of NumericDate.
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func (n *NumericDate) Time() time.Time {
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if n == nil {
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return time.Time{}
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}
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return time.Unix(int64(*n), 0)
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}
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// Audience represents the recipients that the token is intended for.
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type Audience []string
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// UnmarshalJSON reads an audience from its JSON representation.
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func (s *Audience) UnmarshalJSON(b []byte) error {
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var v interface{}
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if err := json.Unmarshal(b, &v); err != nil {
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return err
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}
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switch v := v.(type) {
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case string:
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*s = []string{v}
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case []interface{}:
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a := make([]string, len(v))
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for i, e := range v {
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s, ok := e.(string)
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if !ok {
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return ErrUnmarshalAudience
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}
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a[i] = s
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}
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*s = a
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default:
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return ErrUnmarshalAudience
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}
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return nil
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}
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func (s Audience) Contains(v string) bool {
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for _, a := range s {
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if a == v {
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return true
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}
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}
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return false
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}
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