Enable use of nscd_nischeck and secure tables.

nscd/Makefile

@@ -31,10 +31,10 @@ nscd-modules := nscd connections pwdcache getpwnam_r getpwuid_r grpcache \
 
 ifeq ($(have-thread-library),yes)
 
-others := nscd
+others := nscd nscd_nischeck
-install-sbin := nscd
+install-sbin := nscd nscd_nischeck
 
-extra-objs := $(nscd-modules:=.o)
+extra-objs := $(nscd-modules:=.o) nscd_nischeck.o
 
 endif
 
@@ -44,15 +44,18 @@ otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
 endif
 
 distribute := nscd.h nscd-client.h dbg_log.h \
-	      $(nscd-modules:=.c) TODO nscd.conf nscd.init \
+	      $(nscd-modules:=.c) nscd_nischeck.c TODO nscd.conf nscd.init \
 	      nscd_proto.h
 
 include ../Rules
 
 $(objpfx)nscd: $(nscd-modules:%=$(objpfx)%.o)
+$(objpfx)nscd_nischeck: $(objpfx)nscd_nischeck.o
 
 ifeq ($(build-shared),yes)
 $(objpfx)nscd: $(shared-thread-library) $(common-objpfx)nis/libnsl.so
+$(objpfx)nscd_nischeck: $(common-objpfx)nis/libnsl.so
 else
 $(objpfx)nscd: $(static-thread-library) $(common-objpfx)nis/libnsl.a
+$(objpfx)nscd_nischeck: $(common-objpfx)nis/libnsl.a
 endif

nscd/connections.c

@@ -412,7 +412,7 @@ nscd_run (void *p)
 		  continue;
 		}
 
-	      if (req.type < GETPWBYNAME || req.type >= LASTREQ
+	      if (req.type < GETPWBYNAME || req.type > LASTDBREQ
 		  || secure[serv2db[req.type]])
 		uid = caller.uid;
 	    }

nscd/nscd.init

@@ -22,14 +22,14 @@
 case "$1" in
     start)
 	secure=""
-#	for table in passwd group
+	for table in passwd group hosts
-#	do
+	do
-#		if egrep '^'$table':.*nisplus' /etc/nsswitch.conf >/dev/null
+		if egrep '^'$table':.*nisplus' /etc/nsswitch.conf >/dev/null
-#		then
+		then
-#			/usr/lib/nscd_nischeck $table ||
+			/usr/sbin/nscd_nischeck $table ||
-#				secure="$secure -S $table,yes"
+				secure="$secure -S $table,yes"
-#		fi
+		fi
-#	done
+	done
         echo -n "Starting Name Switch Cache Daemon: "
 	daemon nscd $secure
         echo

nscd/nscd_nischeck.c

@@ -0,0 +1,96 @@
+/* Copyright (c) 1999 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+   Contributed by Thorsten Kukuk <kukuk@suse.de>, 1999.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Library General Public License as
+   published by the Free Software Foundation; either version 2 of the
+   License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Library General Public License for more details.
+
+   You should have received a copy of the GNU Library General Public
+   License along with the GNU C Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA. */
+
+/* nscd_nischeck: Check, if everybody has read permissions for NIS+ table.
+   Return value:
+    0: Everybody can read the NIS+ table
+    1: Only authenticated Users could read the NIS+ table */
+
+#include <argp.h>
+#include <error.h>
+#include <stdlib.h>
+#include <libintl.h>
+#include <locale.h>
+#include <rpcsvc/nis.h>
+
+/* Get libc version number.  */
+#include <version.h>
+
+#define PACKAGE _libc_intl_domainname
+
+/* Name and version of program.  */
+static void print_version (FILE *stream, struct argp_state *state);
+void (*argp_program_version_hook) (FILE *, struct argp_state *) = print_version;
+
+/* Data structure to communicate with argp functions.  */
+static struct argp argp =
+{
+  NULL, NULL, NULL, NULL,
+};
+
+int
+main (int argc, char **argv)
+{
+  int remaining;
+  nis_result *res;
+  char *tablename, *cp;
+
+  /* Set locale via LC_ALL.  */
+  setlocale (LC_ALL, "");
+  /* Set the text message domain.  */
+  textdomain (PACKAGE);
+
+  /* Parse and process arguments.  */
+  argp_parse (&argp, argc, argv, 0, &remaining, NULL);
+
+  if (remaining + 1 != argc)
+    {
+      error (0, 0, gettext ("wrong number of arguments"));
+      argp_help (&argp, stdout, ARGP_HELP_SEE, program_invocation_short_name);
+      exit (EXIT_FAILURE);
+    }
+
+  tablename = alloca (strlen (argv[1]) + 10);
+  cp = stpcpy (tablename, argv[1]);
+  strcpy (cp, ".org_dir");
+
+  res = nis_lookup (tablename, EXPAND_NAME|FOLLOW_LINKS);
+
+  if (res == NULL ||
+      (res->status != NIS_SUCCESS && res->status != NIS_S_SUCCESS))
+    return 0;
+
+  if (NIS_NOBODY(NIS_RES_OBJECT(res)->zo_access, NIS_READ_ACC))
+    return 0;
+  else
+    return 1;
+}
+
+/* Print the version information.  */
+static void
+print_version (FILE *stream, struct argp_state *state)
+{
+  fprintf (stream, "nscd_checknis (GNU %s) %s\n", PACKAGE, VERSION);
+  fprintf (stream, gettext ("\
+Copyright (C) %s Free Software Foundation, Inc.\n\
+This is free software; see the source for copying conditions.  There is NO\n\
+warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.\n\
+"), "1999");
+  fprintf (stream, gettext ("Written by %s.\n"), "Thorsten Kukuk");
+}