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MarioandGitHub
264a83bb41
* Upgrade otel collector to v0.21.0 It requires of pinning a version of cmux, which has conveniently adopted go modules * Update CHANGELOG * Explain why cmux pin is necessary
76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package client
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import (
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"fmt"
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"github.com/jcmturner/gokrb5/v8/kadmin"
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"github.com/jcmturner/gokrb5/v8/messages"
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)
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// Kpasswd server response codes.
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const (
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KRB5_KPASSWD_SUCCESS = 0
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KRB5_KPASSWD_MALFORMED = 1
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KRB5_KPASSWD_HARDERROR = 2
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KRB5_KPASSWD_AUTHERROR = 3
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KRB5_KPASSWD_SOFTERROR = 4
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KRB5_KPASSWD_ACCESSDENIED = 5
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KRB5_KPASSWD_BAD_VERSION = 6
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KRB5_KPASSWD_INITIAL_FLAG_NEEDED = 7
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)
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// ChangePasswd changes the password of the client to the value provided.
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func (cl *Client) ChangePasswd(newPasswd string) (bool, error) {
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ASReq, err := messages.NewASReqForChgPasswd(cl.Credentials.Domain(), cl.Config, cl.Credentials.CName())
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if err != nil {
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return false, err
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}
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ASRep, err := cl.ASExchange(cl.Credentials.Domain(), ASReq, 0)
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if err != nil {
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return false, err
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}
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msg, key, err := kadmin.ChangePasswdMsg(cl.Credentials.CName(), cl.Credentials.Domain(), newPasswd, ASRep.Ticket, ASRep.DecryptedEncPart.Key)
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if err != nil {
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return false, err
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}
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r, err := cl.sendToKPasswd(msg)
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if err != nil {
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return false, err
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}
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err = r.Decrypt(key)
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if err != nil {
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return false, err
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}
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if r.ResultCode != KRB5_KPASSWD_SUCCESS {
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return false, fmt.Errorf("error response from kadmin: code: %d; result: %s; krberror: %v", r.ResultCode, r.Result, r.KRBError)
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}
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cl.Credentials.WithPassword(newPasswd)
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return true, nil
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}
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func (cl *Client) sendToKPasswd(msg kadmin.Request) (r kadmin.Reply, err error) {
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_, kps, err := cl.Config.GetKpasswdServers(cl.Credentials.Domain(), true)
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if err != nil {
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return
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}
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b, err := msg.Marshal()
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if err != nil {
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return
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}
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var rb []byte
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if len(b) <= cl.Config.LibDefaults.UDPPreferenceLimit {
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rb, err = dialSendUDP(kps, b)
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if err != nil {
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return
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}
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} else {
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rb, err = dialSendTCP(kps, b)
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if err != nil {
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return
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}
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}
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err = r.Unmarshal(rb)
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return
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}
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