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[GNUnet-SVN] r22673 - gnunet/src/dns
From: |
gnunet |
Subject: |
[GNUnet-SVN] r22673 - gnunet/src/dns |
Date: |
Sun, 15 Jul 2012 01:41:22 +0200 |
Author: grothoff
Date: 2012-07-15 01:41:22 +0200 (Sun, 15 Jul 2012)
New Revision: 22673
Modified:
gnunet/src/dns/gnunet-service-dns.c
Log:
-actually make use of SGID permissions
Modified: gnunet/src/dns/gnunet-service-dns.c
===================================================================
--- gnunet/src/dns/gnunet-service-dns.c 2012-07-14 23:26:59 UTC (rev 22672)
+++ gnunet/src/dns/gnunet-service-dns.c 2012-07-14 23:41:22 UTC (rev 22673)
@@ -1672,6 +1672,25 @@
int
main (int argc, char *const *argv)
{
+ /* make use of SGID capabilities on POSIX */
+ /* FIXME: this might need a port on systems without 'getresgid' */
+#if HAVE_GETRESGID
+ gid_t rgid;
+ gid_t egid;
+ gid_t sgid;
+
+ if (-1 == getresgid (&rgid, &egid, &sgid))
+ {
+ fprintf (stderr,
+ "getresgid failed: %s\n",
+ strerror (errno));
+ }
+ else if (sgid != rgid)
+ {
+ if (-1 == setregid (sgid, sgid))
+ fprintf (stderr, "setregid failed: %s\n", strerror (errno));
+ }
+#endif
return (GNUNET_OK ==
GNUNET_SERVICE_run (argc, argv, "dns", GNUNET_SERVICE_OPTION_NONE,
&run, NULL)) ? global_ret : 1;
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