/
kerberos.go
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/
kerberos.go
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// Copyright (c) 2019 The Jaeger Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package auth
import (
"github.com/Shopify/sarama"
)
// KerberosConfig describes the configuration properties needed for Kerberos authentication with kafka consumer
type KerberosConfig struct {
ServiceName string `mapstructure:"service_name"`
Realm string `mapstructure:"realm"`
UseKeyTab bool `mapstructure:"use_keytab"`
Username string `mapstructure:"username"`
Password string `mapstructure:"password" json:"-"`
ConfigPath string `mapstructure:"config_file"`
KeyTabPath string `mapstructure:"keytab_file"`
DisablePAFXFast bool `mapstructure:"disable_pa_fx_fast"`
}
func setKerberosConfiguration(config *KerberosConfig, saramaConfig *sarama.Config) {
saramaConfig.Net.SASL.Mechanism = sarama.SASLTypeGSSAPI
saramaConfig.Net.SASL.Enable = true
if config.UseKeyTab {
saramaConfig.Net.SASL.GSSAPI.KeyTabPath = config.KeyTabPath
saramaConfig.Net.SASL.GSSAPI.AuthType = sarama.KRB5_KEYTAB_AUTH
} else {
saramaConfig.Net.SASL.GSSAPI.AuthType = sarama.KRB5_USER_AUTH
saramaConfig.Net.SASL.GSSAPI.Password = config.Password
}
saramaConfig.Net.SASL.GSSAPI.KerberosConfigPath = config.ConfigPath
saramaConfig.Net.SASL.GSSAPI.Username = config.Username
saramaConfig.Net.SASL.GSSAPI.Realm = config.Realm
saramaConfig.Net.SASL.GSSAPI.ServiceName = config.ServiceName
saramaConfig.Net.SASL.GSSAPI.DisablePAFXFAST = config.DisablePAFXFast
}