From c2d1f50c45f221a5ea589a60b22c47b88af248a0 Mon Sep 17 00:00:00 2001
From: Ian Johnson <ijjorama@gmail.com>
Date: Fri, 29 Jul 2016 15:43:08 +0100
Subject: [PATCH] Added singleshot mode (with -s flag). Return the value of the
 authZ decision in the program return code

---
 src/XrdApps/XrdAccTest.cc | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/XrdApps/XrdAccTest.cc b/src/XrdApps/XrdAccTest.cc
index 42e0d73272d..7eb35813307 100644
--- a/src/XrdApps/XrdAccTest.cc
+++ b/src/XrdApps/XrdAccTest.cc
@@ -117,17 +117,19 @@ void Usage(const char *);
 char *p2l(XrdAccPrivs priv, char *buff, int blen);
 int rc = 0, argnum;
 char c, *argval[32];
-int DoIt(int argnum, int argc, char **argv);
+int DoIt(int argnum, int argc, char **argv, int singleshot);
 XrdOucStream Command;
 const int maxargs = sizeof(argval)/sizeof(argval[0]);
 char *ConfigFN = (char *)"./acc.cf";
+int singleshot = 0;
 
 // Get all of the options.
 //
-   while ((c=getopt(argc,argv,"c:d")) != (char)EOF)
+   while ((c=getopt(argc,argv,"c:ds")) != (char)EOF)
      { switch(c)
        {
        case 'c': ConfigFN = optarg;                  break;
+       case 's': singleshot = 1;                      break;
        default:  Usage("Invalid option.");
        }
      }
@@ -141,7 +143,7 @@ if (!(Authorize = XrdAccDefaultAuthorizeObject(&myLogger, ConfigFN, 0, myVer)))
 
 // If command line options specified, process this
 //
-   if (optind < argc) {rc = DoIt(optind, argc, argv); exit(rc);}
+   if (optind < argc) {rc = DoIt(optind, argc, argv, singleshot); exit(rc);}
 
 // Start accepting command from standard in until eof
 //
@@ -152,7 +154,7 @@ if (!(Authorize = XrdAccDefaultAuthorizeObject(&myLogger, ConfigFN, 0, myVer)))
             {for (argnum=2;
                   argnum < maxargs && (argval[argnum]=Command.GetToken());
                   argnum++) {}
-             rc |= DoIt(1, argnum, argval);
+             rc |= DoIt(1, argnum, argval, singleshot=0);
             }
 
 // All done
@@ -160,7 +162,7 @@ if (!(Authorize = XrdAccDefaultAuthorizeObject(&myLogger, ConfigFN, 0, myVer)))
    exit(rc);
 }
 
-int DoIt(int argpnt, int argc, char **argv)
+int DoIt(int argpnt, int argc, char **argv, int singleshot)
 {
 char *user, *host, *path, *result, buff[16];
 Access_Operation cmd2op(char *opname);
@@ -207,7 +209,8 @@ XrdSecEntity Entity("");
                   result = PrivsConvert(pargs, buff, sizeof(buff));
                  }
          cout <<result <<": " <<path <<endl;
-        }
+         if (singleshot) return !auth;
+       }
 
 return 0;
 }