diff -up sudo-1.8.6p7/configure.in.ipahostname sudo-1.8.6p7/configure.in
--- sudo-1.8.6p7/configure.in.ipahostname 2014-09-29 11:14:38.393846226 +0200
+++ sudo-1.8.6p7/configure.in 2014-09-29 11:14:38.428845807 +0200
@@ -309,7 +309,7 @@ dnl Handle SSSD support.
dnl
AC_ARG_WITH(sssd, [AS_HELP_STRING([--with-sssd], [enable SSSD support])],
[case $with_sssd in
- yes) SUDOERS_OBJS="${SUDOERS_OBJS} sssd.lo"
+ yes) SUDOERS_OBJS="${SUDOERS_OBJS} sssd.lo ipa_hostname.lo"
AC_DEFINE(HAVE_SSSD)
;;
no) ;;
diff -up sudo-1.8.6p7/plugins/sudoers/ipa_hostname.c.ipahostname sudo-1.8.6p7/plugins/sudoers/ipa_hostname.c
--- sudo-1.8.6p7/plugins/sudoers/ipa_hostname.c.ipahostname 2014-09-29 11:14:38.429845795 +0200
+++ sudo-1.8.6p7/plugins/sudoers/ipa_hostname.c 2014-09-29 11:14:38.429845795 +0200
@@ -0,0 +1,88 @@
+/*
+ * Copyright 2013 Red Hat Inc., Durham, North Carolina.
+ * All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Authors:
+ * Daniel Kopecek <dkopecek@redhat.com>
+ */
+#define _GNU_SOURCE
+#include <stdio.h>
+#include <stdlib.h>
+#include <resolv.h>
+#include <string.h>
+#include <ctype.h>
+
+static const char *sssd_conf_path = "/etc/sssd/sssd.conf";
+
+char *ipa_hostname(void)
+{
+ static char hname[MAXHOSTNAMELEN+1];
+ size_t hname_len = 0;
+ char *line = NULL;
+ ssize_t line_len = 0;
+ size_t line_buflen = 0;
+ FILE *fp;
+
+ if ((fp = fopen(sssd_conf_path, "r")) == NULL)
+ return NULL;
+ while ((line_len = getline(&line, &line_buflen, fp)) > 0) {
+ char *keyword_loc;
+ if ((keyword_loc = strstr(line, "ipa_hostname")) != NULL) {
+ size_t i;
+ char *value_loc;
+ size_t value_len;
+
+ value_loc = keyword_loc + strlen("ipa_hostname") + 1;
+ value_len = line_len - (size_t)(value_loc - line);
+
+ /* Skip spaces and the assignment operator */
+ for (i = 0; i < value_len; ++i) {
+ if (isspace(value_loc[i]) || value_loc[i] == '=') {
+ continue;
+ } else {
+ break;
+ }
+ }
+
+ value_loc += i;
+ value_len -= i;
+
+ if (value_len <= MAXHOSTNAMELEN) {
+ memcpy(hname, value_loc, value_len * sizeof(char));
+ free(line);
+ fclose(fp);
+ hname_len = value_len;
+ hname[hname_len] = '\0';
+ /* Remove spaces from the end of the string */
+ for (i = hname_len - 1; i > 0; --i) {
+ if (isspace(hname[i])) {
+ hname[i] = '\0';
+ --hname_len;
+ } else {
+ break;
+ }
+ }
+ return hname;
+ }
+ }
+ free(line);
+ line = NULL;
+ }
+
+ fclose(fp);
+ return NULL;
+}
diff -up sudo-1.8.6p7/plugins/sudoers/ipa_hostname.h.ipahostname sudo-1.8.6p7/plugins/sudoers/ipa_hostname.h
--- sudo-1.8.6p7/plugins/sudoers/ipa_hostname.h.ipahostname 2014-09-29 11:14:38.429845795 +0200
+++ sudo-1.8.6p7/plugins/sudoers/ipa_hostname.h 2014-09-29 11:14:38.429845795 +0200
@@ -0,0 +1,27 @@
+/*
+ * Copyright 2013 Red Hat Inc., Durham, North Carolina.
+ * All Rights Reserved.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Authors:
+ * Daniel Kopecek <dkopecek@redhat.com>
+ */
+#ifndef _IPA_HOSTNAME_H_
+#define _IPA_HOSTNAME_H_
+
+char *ipa_hostname(void);
+
+#endif /* _IPA_HOSTNAME_H_ */
diff -up sudo-1.8.6p7/plugins/sudoers/Makefile.in.ipahostname sudo-1.8.6p7/plugins/sudoers/Makefile.in
--- sudo-1.8.6p7/plugins/sudoers/Makefile.in.ipahostname 2014-09-29 11:14:38.429845795 +0200
+++ sudo-1.8.6p7/plugins/sudoers/Makefile.in 2014-09-29 11:16:54.923210160 +0200
@@ -728,6 +728,9 @@ sia.lo: $(authdir)/sia.c $(top_builddir)
$(devdir)/def_data.h $(srcdir)/logging.h $(srcdir)/sudo_nss.h \
$(incdir)/sudo_plugin.h $(incdir)/sudo_debug.h $(incdir)/gettext.h
$(LIBTOOL) --mode=compile $(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(DEFS) $(authdir)/sia.c
+ipa_hostname.lo: $(srcdir)/ipa_hostname.c $(srcdir)/ipa_hostname.h
+ $(LIBTOOL) --mode=compile $(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(SSP_CFLAGS) $(DEFS) $(srcdir)/ipa_hostname.c
+
sssd.lo: $(srcdir)/sssd.c $(top_builddir)/config.h \
$(top_srcdir)/compat/dlfcn.h $(srcdir)/sudoers.h \
$(top_srcdir)/compat/stdbool.h $(top_builddir)/pathnames.h \
diff -up sudo-1.8.6p7/plugins/sudoers/sssd.c.ipahostname sudo-1.8.6p7/plugins/sudoers/sssd.c
--- sudo-1.8.6p7/plugins/sudoers/sssd.c.ipahostname 2014-09-29 11:14:38.424845855 +0200
+++ sudo-1.8.6p7/plugins/sudoers/sssd.c 2014-09-29 11:14:38.429845795 +0200
@@ -60,6 +60,7 @@
#include "parse.h"
#include "lbuf.h"
#include "sudo_debug.h"
+#include "ipa_hostname.h"
/* SSSD <--> SUDO interface - do not change */
struct sss_sudo_attr {
@@ -549,6 +550,24 @@ sudo_sss_check_runas(struct sudo_sss_han
debug_return_bool(ret);
}
+static bool sudo_sss_ipa_hostname_matches(const char *hostname_val)
+{
+ bool ret = false;
+ char *ipa_hostname_val;
+ debug_decl(sudo_sss_ipa_hostname_matches, SUDO_DEBUG_SSSD)
+
+ if ((ipa_hostname_val = ipa_hostname()) != NULL) {
+ ret = hostname_matches(ipa_hostname_val, ipa_hostname_val, hostname_val) || \
+ netgr_matches(hostname_val, ipa_hostname_val, ipa_hostname_val, NULL);
+ }
+
+ sudo_debug_printf(SUDO_DEBUG_TRACE, "IPA hostname (%s) matches %s => %s",
+ ipa_hostname_val ? ipa_hostname_val : "<none>", hostname_val,
+ ret ? "true" : "false");
+
+ debug_return_bool(ret);
+}
+
static bool
sudo_sss_check_host(struct sudo_sss_handle *handle, struct sss_sudo_rule *rule)
{
@@ -580,6 +599,7 @@ sudo_sss_check_host(struct sudo_sss_hand
/* match any or address or netgroup or hostname */
if (!strcmp(val, "ALL") || addr_matches(val) ||
+ sudo_sss_ipa_hostname_matches(val) ||
netgr_matches(val, user_host, user_shost, NULL) ||
hostname_matches(user_shost, user_host, val))
ret = true;