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longRunningClient.go
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longRunningClient.go
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package main
import (
"encoding/hex"
"log"
"os"
"time"
"gopkg.in/jcmturner/gokrb5.v7/client"
"gopkg.in/jcmturner/gokrb5.v7/config"
"gopkg.in/jcmturner/gokrb5.v7/keytab"
"gopkg.in/jcmturner/gokrb5.v7/test/testdata"
)
const (
kRB5CONF = `[libdefaults]
default_realm = TEST.GOKRB5
dns_lookup_realm = false
dns_lookup_kdc = false
ticket_lifetime = 24h
forwardable = yes
default_tkt_enctypes = aes256-cts-hmac-sha1-96
default_tgs_enctypes = aes256-cts-hmac-sha1-96
[realms]
TEST.GOKRB5 = {
kdc = 10.80.88.88:88
admin_server = 10.80.88.88:749
default_domain = test.gokrb5
}
[domain_realm]
.test.gokrb5 = TEST.GOKRB5
test.gokrb5 = TEST.GOKRB5
`
)
func main() {
l := log.New(os.Stderr, "GOKRB5 Client: ", log.LstdFlags)
//defer profile.Start(profile.TraceProfile).Stop()
// Load the keytab
kb, _ := hex.DecodeString(testdata.TESTUSER2_KEYTAB)
kt := keytab.New()
err := kt.Unmarshal(kb)
if err != nil {
l.Fatalf("could not load client keytab: %v", err)
}
// Load the client krb5 config
conf, err := config.NewConfigFromString(kRB5CONF)
if err != nil {
l.Fatalf("could not load krb5.conf: %v", err)
}
addr := os.Getenv("TEST_KDC_ADDR")
if addr != "" {
conf.Realms[0].KDC = []string{addr + ":88"}
}
// Create the client with the keytab
cl := client.NewClientWithKeytab("testuser2", "TEST.GOKRB5", kt, conf, client.Logger(l), client.DisablePAFXFAST(true))
// Log in the client
err = cl.Login()
if err != nil {
l.Fatalf("could not login client: %v", err)
}
for {
_, _, err := cl.GetServiceTicket("HTTP/host.test.gokrb5")
if err != nil {
l.Printf("failed to get service ticket: %v\n", err)
}
time.Sleep(time.Minute * 5)
}
}