/usr/share/gocode/src/github.com/socketplane/libovsdb/uuid.go is in golang-github-socketplane-libovsdb-dev 0.1+git20160503.9.d4b9e7a53548-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 | package libovsdb
import (
"encoding/json"
"errors"
"regexp"
)
// UUID is a UUID according to RFC7047
type UUID struct {
GoUUID string `json:"uuid"`
}
// MarshalJSON will marshal an OVSDB style UUID to a JSON encoded byte array
func (u UUID) MarshalJSON() ([]byte, error) {
var uuidSlice []string
err := u.validateUUID()
if err == nil {
uuidSlice = []string{"uuid", u.GoUUID}
} else {
uuidSlice = []string{"named-uuid", u.GoUUID}
}
return json.Marshal(uuidSlice)
}
// UnmarshalJSON will unmarshal a JSON encoded byte array to a OVSDB style UUID
func (u *UUID) UnmarshalJSON(b []byte) (err error) {
var ovsUUID []string
if err := json.Unmarshal(b, &ovsUUID); err == nil {
u.GoUUID = ovsUUID[1]
}
return err
}
func (u UUID) validateUUID() error {
if len(u.GoUUID) != 36 {
return errors.New("uuid exceeds 36 characters")
}
var validUUID = regexp.MustCompile(`^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$`)
if !validUUID.MatchString(u.GoUUID) {
return errors.New("uuid does not match regexp")
}
return nil
}
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