winnt-servermgr-use-existing-creds-option-20020401

This adds /useexisting to use current AFS creds, bypassing the initial authentication
dialog box. It's useful if you're not running kaserver (i.e. if you've moved
over to kerberos 5) and can't authenticate again by the normal AFS means.

diff --git a/src/WINNT/afssvrmgr/cmdline.cpp b/src/WINNT/afssvrmgr/cmdline.cpp
index 28bc8cb..2293027 100644 (file)
--- a/src/WINNT/afssvrmgr/cmdline.cpp
+++ b/src/WINNT/afssvrmgr/cmdline.cpp
@@ -12,6 +12,8 @@ extern "C" {
 #include <afs/stds.h>
 }
 
+#include "../afsapplib/afsapplib.h"
+
 #include "svrmgr.h"
 #include "cmdline.h"
 #include "action.h"
@@ -32,6 +34,7 @@ typedef enum {
    swUSER,
    swPASSWORD,
    swLOOKUP,
+   swUSEEXISTING
 } SWITCH;
 
 static struct {
@@ -40,14 +43,15 @@ static struct {
    BOOL fPresent;
    TCHAR szValue[ cchRESOURCE ];
 } aSWITCHES[] = {
-   { TEXT("cell"),      TRUE  },
-   { TEXT("subset"),    TRUE  },
-   { TEXT("server"),    TRUE  },
-   { TEXT("reset"),     FALSE },
-   { TEXT("confirm"),   FALSE },
-   { TEXT("user"),      TRUE  },
-   { TEXT("password"),  TRUE  },
-   { TEXT("lookup"),    FALSE }
+   { TEXT("cell"),        TRUE  },
+   { TEXT("subset"),      TRUE  },
+   { TEXT("server"),      TRUE  },
+   { TEXT("reset"),       FALSE },
+   { TEXT("confirm"),     FALSE },
+   { TEXT("user"),        TRUE  },
+   { TEXT("password"),    TRUE  },
+   { TEXT("lookup"),      FALSE },
+   { TEXT("useexisting"), FALSE }
 };
 
 #define nSWITCHES (sizeof(aSWITCHES) / sizeof(aSWITCHES[0]))
@@ -251,6 +255,36 @@ CMDLINEOP ParseCommandLine (LPTSTR pszCmdLine)
       return opLOOKUPERRORCODE;
       }
 
+   if (aSWITCHES[ swUSEEXISTING ].fPresent)
+     {
+       ULONG ulStatus;
+       TCHAR szDefCell[ cchNAME ];
+       
+       if (aSWITCHES[ swCELL ].fPresent)
+        {
+          lstrcpy(szDefCell,aSWITCHES[ swCELL ].szValue);
+        }
+       else
+        {
+          AfsAppLib_GetLocalCell(szDefCell);
+        }
+       g.hCreds = AfsAppLib_GetCredentials(szDefCell,&ulStatus);
+       if (g.hCreds != NULL)
+        {
+          LPOPENCELL_PACKET lpocp = New (OPENCELL_PACKET);
+
+          memset(lpocp,0x00,sizeof(OPENCELL_PACKET));
+          lstrcpy(lpocp->szCell,szDefCell);
+          lpocp->fCloseAppOnFail = TRUE;
+          lpocp->hCreds = g.hCreds;
+          lpocp->sub = NULL;
+          StartTask(taskOPENCELL,NULL,lpocp);
+          return opNOCELLDIALOG;
+        }
+       else
+        return opCLOSEAPP;
+     }
+
    if (aSWITCHES[ swCELL ].fPresent)
       {
       LPOPENCELL_PACKET lpp = New (OPENCELL_PACKET);