52 lines
1.4 KiB
Go
52 lines
1.4 KiB
Go
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package sarama
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import (
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krb5client "gopkg.in/jcmturner/gokrb5.v7/client"
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krb5config "gopkg.in/jcmturner/gokrb5.v7/config"
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"gopkg.in/jcmturner/gokrb5.v7/keytab"
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"gopkg.in/jcmturner/gokrb5.v7/types"
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)
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type KerberosGoKrb5Client struct {
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krb5client.Client
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}
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func (c *KerberosGoKrb5Client) Domain() string {
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return c.Credentials.Domain()
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}
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func (c *KerberosGoKrb5Client) CName() types.PrincipalName {
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return c.Credentials.CName()
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}
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/*
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*
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* Create kerberos client used to obtain TGT and TGS tokens
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* used gokrb5 library, which is a pure go kerberos client with
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* some GSS-API capabilities, and SPNEGO support. Kafka does not use SPNEGO
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* it uses pure Kerberos 5 solution (RFC-4121 and RFC-4120).
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*
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*/
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func NewKerberosClient(config *GSSAPIConfig) (KerberosClient, error) {
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cfg, err := krb5config.Load(config.KerberosConfigPath)
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if err != nil {
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return nil, err
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}
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return createClient(config, cfg)
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}
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func createClient(config *GSSAPIConfig, cfg *krb5config.Config) (KerberosClient, error) {
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var client *krb5client.Client
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if config.AuthType == KRB5_KEYTAB_AUTH {
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kt, err := keytab.Load(config.KeyTabPath)
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if err != nil {
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return nil, err
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}
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client = krb5client.NewClientWithKeytab(config.Username, config.Realm, kt, cfg)
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} else {
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client = krb5client.NewClientWithPassword(config.Username,
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config.Realm, config.Password, cfg)
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}
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return &KerberosGoKrb5Client{*client}, nil
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}
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