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382. [bug] named -u failed on Debian Linux.

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This commit is contained in:
Brian Wellington 2000-08-10 00:31:59 +00:00
parent cd7ffa4c12
commit da76a8046e
2 changed files with 10 additions and 9 deletions
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2
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@ -1,3 +1,5 @@
382. [bug] named -u failed on Debian Linux.
381. [bug] Check for IPV6_RECVPKTINFO and use it instead of
IPV6_PKTINFO if found. [RT #229]

17
bin/named/unix/os.c
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@ -15,7 +15,7 @@
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/* $Id: os.c,v 1.29 2000/08/01 01:12:21 tale Exp $ */
/* $Id: os.c,v 1.30 2000/08/10 00:31:58 bwelling Exp $ */
#include <config.h>
@ -61,7 +61,10 @@ static isc_boolean_t done_setuid = ISC_FALSE;
#ifdef HAVE_LINUX_PRCTL_H
#include <sys/prctl.h> /* Required for prctl(). */
#ifndef PR_SET_KEEPCAPS
#define PR_SET_KEEPCAPS 8
#endif
#endif /* HAVE_LINUX_PRCTL_H */
#ifndef SYS_capset
#define SYS_capset __NR_capset
@ -108,14 +111,10 @@ linux_initialprivs(void) {
*/
caps |= (1 << CAP_SYS_CHROOT);
#if defined(HAVE_LINUX_PRCTL_H) && defined(PR_SET_KEEPCAPS)
#ifdef HAVE_LINUX_PRCTL_H
/*
* If the kernel supports keeping capabilities after setuid(), we
* also want the setuid capability.
*
* There's no point turning this on if we don't have PR_SET_KEEPCAPS,
* because changing user ids only works right with linuxthreads if
* we can do it early (before creating threads).
* also want the setuid capability. We don't know until we've tried.
*/
caps |= (1 << CAP_SETUID);
#endif
@ -151,7 +150,7 @@ linux_minprivs(void) {
linux_setcaps(caps);
}
#if defined(HAVE_LINUX_PRCTL_H) && defined(PR_SET_KEEPCAPS)
#ifdef HAVE_LINUX_PRCTL_H
static void
linux_keepcaps(void) {
/*
@ -310,7 +309,7 @@ ns_os_changeuser(void) {
void
ns_os_minprivs(void) {
#ifdef HAVE_LINUX_CAPABILITY_H
#if defined(HAVE_LINUX_PRCTL_H) && defined(PR_SET_KEEPCAPS)
#ifdef HAVE_LINUX_PRCTL_H
linux_keepcaps();
ns_os_changeuser();
#endif