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package kerberos
import (
"github.com/mongodb/mongo-tools/common/options"
"github.com/mongodb/mongo-tools/common/util"
"gopkg.in/mgo.v2"
"time"
)
const (
KERBEROS_DIAL_TIMEOUT = time.Second * 3
KERBEROS_AUTHENTICATION_MECHANISM = "GSSAPI"
)
type KerberosDBConnector struct {
dialInfo *mgo.DialInfo
}
// Configure the db connector. Parses the connection string and sets up
// the dial info with the default dial timeout.
func (self *KerberosDBConnector) Configure(opts options.ToolOptions) error {
// create the addresses to be used to connect
connectionAddrs := util.CreateConnectionAddrs(opts.Host, opts.Port)
// set up the dial info
self.dialInfo = &mgo.DialInfo{
Addrs: connectionAddrs,
Timeout: KERBEROS_DIAL_TIMEOUT,
Direct: opts.Direct,
Username: opts.Auth.Username,
// This should always be '$external', but legacy tools require this
Source: opts.Auth.Source,
Service: opts.Kerberos.Service,
ServiceHost: opts.Kerberos.ServiceHost,
Mechanism: KERBEROS_AUTHENTICATION_MECHANISM,
}
return nil
}
// Dial the database.
func (self *KerberosDBConnector) GetNewSession() (*mgo.Session, error) {
return mgo.DialWithInfo(self.dialInfo)
}
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