example-AD.go 3.7 KB

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  1. // +build examples
  2. package main
  3. import (
  4. "encoding/hex"
  5. "fmt"
  6. "github.com/jcmturner/gokrb5/client"
  7. "github.com/jcmturner/gokrb5/config"
  8. "github.com/jcmturner/gokrb5/credentials"
  9. "github.com/jcmturner/gokrb5/keytab"
  10. "github.com/jcmturner/gokrb5/service"
  11. "github.com/jcmturner/gokrb5/testdata"
  12. "io/ioutil"
  13. "log"
  14. "net/http"
  15. "net/http/httptest"
  16. "os"
  17. )
  18. func main() {
  19. s := httpServer()
  20. defer s.Close()
  21. b, _ := hex.DecodeString(testdata.TESTUSER1_KEYTAB)
  22. kt, _ := keytab.Parse(b)
  23. c, _ := config.NewConfigFromString(testdata.TEST_KRB5CONF_AD)
  24. cl := client.NewClientWithKeytab("testuser1", "TEST.GOKRB5", kt)
  25. cl.WithConfig(c)
  26. httpRequest(s.URL, cl)
  27. b, _ = hex.DecodeString(testdata.TESTUSER2_KEYTAB)
  28. kt, _ = keytab.Parse(b)
  29. c, _ = config.NewConfigFromString(testdata.TEST_KRB5CONF_AD)
  30. cl = client.NewClientWithKeytab("testuser2", "TEST.GOKRB5", kt)
  31. cl.WithConfig(c)
  32. httpRequest(s.URL, cl)
  33. //httpRequest("http://host.test.gokrb5/index.html")
  34. }
  35. func httpRequest(url string, cl client.Client) {
  36. l := log.New(os.Stderr, "GOKRB5 Client: ", log.Ldate|log.Ltime|log.Lshortfile)
  37. err := cl.Login()
  38. if err != nil {
  39. l.Printf("Error on AS_REQ: %v\n", err)
  40. }
  41. cl.EnableAutoSessionRenewal()
  42. r, _ := http.NewRequest("GET", url, nil)
  43. err = cl.SetSPNEGOHeader(r, "HTTP/host.test.gokrb5")
  44. if err != nil {
  45. l.Printf("Error setting client SPNEGO header: %v", err)
  46. }
  47. httpResp, err := http.DefaultClient.Do(r)
  48. if err != nil {
  49. l.Printf("Request error: %v\n", err)
  50. }
  51. fmt.Fprintf(os.Stdout, "Response Code: %v\n", httpResp.StatusCode)
  52. content, _ := ioutil.ReadAll(httpResp.Body)
  53. fmt.Fprintf(os.Stdout, "Response Body:\n%s\n", content)
  54. }
  55. func httpServer() *httptest.Server {
  56. l := log.New(os.Stderr, "GOKRB5 Service: ", log.Ldate|log.Ltime|log.Lshortfile)
  57. b, _ := hex.DecodeString(testdata.SYSHTTP_KEYTAB)
  58. kt, _ := keytab.Parse(b)
  59. th := http.HandlerFunc(testAppHandler)
  60. s := httptest.NewServer(service.SPNEGOKRB5Authenticate(th, kt, "sysHTTP", l))
  61. return s
  62. }
  63. func testAppHandler(w http.ResponseWriter, r *http.Request) {
  64. ctx := r.Context()
  65. fmt.Fprint(w, "<html>\n<p><h1>TEST.GOKRB5 Handler</h1></p>\n")
  66. if validuser, ok := ctx.Value(service.CTXKey_Authenticated).(bool); ok && validuser {
  67. if creds, ok := ctx.Value(service.CTXKey_Credentials).(credentials.Credentials); ok {
  68. fmt.Fprintf(w, "<ul><li>Authenticed user: %s</li>\n", creds.UserName())
  69. fmt.Fprintf(w, "<li>User's realm: %s</li>\n", creds.Domain())
  70. fmt.Fprint(w, "<li>Authz Attributes (Group Memberships):</li><ul>\n")
  71. for _, s := range creds.AuthzAttributes() {
  72. fmt.Fprintf(w, "<li>%v</li>\n", s)
  73. }
  74. fmt.Fprint(w, "</ul>\n")
  75. if ADCreds, ok := creds.Attributes[credentials.AttributeKey_ADCredentials].(credentials.ADCredentials); ok {
  76. // Now access the fields of the ADCredentials struct. For example:
  77. fmt.Fprintf(w, "<li>EffectiveName: %v</li>\n", ADCreds.EffectiveName)
  78. fmt.Fprintf(w, "<li>FullName: %v</li>\n", ADCreds.FullName)
  79. fmt.Fprintf(w, "<li>UserID: %v</li>\n", ADCreds.UserID)
  80. fmt.Fprintf(w, "<li>PrimaryGroupID: %v</li>\n", ADCreds.PrimaryGroupID)
  81. fmt.Fprintf(w, "<li>Group SIDs: %v</li>\n", ADCreds.GroupMembershipSIDs)
  82. fmt.Fprintf(w, "<li>LogOnTime: %v</li>\n", ADCreds.LogOnTime)
  83. fmt.Fprintf(w, "<li>LogOffTime: %v</li>\n", ADCreds.LogOffTime)
  84. fmt.Fprintf(w, "<li>PasswordLastSet: %v</li>\n", ADCreds.PasswordLastSet)
  85. fmt.Fprintf(w, "<li>LogonServer: %v</li>\n", ADCreds.LogonServer)
  86. fmt.Fprintf(w, "<li>LogonDomainName: %v</li>\n", ADCreds.LogonDomainName)
  87. fmt.Fprintf(w, "<li>LogonDomainID: %v</li>\n", ADCreds.LogonDomainID)
  88. }
  89. fmt.Fprint(w, "</ul>")
  90. }
  91. } else {
  92. w.WriteHeader(http.StatusUnauthorized)
  93. fmt.Fprint(w, "Authentication failed")
  94. }
  95. fmt.Fprint(w, "</html>")
  96. return
  97. }