| 1 |
diff -up sudo-1.8.6p3/configure.in.ipahostname sudo-1.8.6p3/configure.in |
| 2 |
--- sudo-1.8.6p3/configure.in.ipahostname 2013-08-15 13:15:06.770835409 +0200 |
| 3 |
+++ sudo-1.8.6p3/configure.in 2013-08-15 13:15:06.897836025 +0200 |
| 4 |
@@ -307,7 +307,7 @@ dnl Handle SSSD support. |
| 5 |
dnl |
| 6 |
AC_ARG_WITH(sssd, [AS_HELP_STRING([--with-sssd], [enable SSSD support])], |
| 7 |
[case $with_sssd in |
| 8 |
- yes) SUDOERS_OBJS="${SUDOERS_OBJS} sssd.lo" |
| 9 |
+ yes) SUDOERS_OBJS="${SUDOERS_OBJS} sssd.lo ipa_hostname.lo" |
| 10 |
AC_DEFINE(HAVE_SSSD) |
| 11 |
;; |
| 12 |
no) ;; |
| 13 |
diff -up sudo-1.8.6p3/plugins/sudoers/ipa_hostname.c.ipahostname sudo-1.8.6p3/plugins/sudoers/ipa_hostname.c |
| 14 |
--- sudo-1.8.6p3/plugins/sudoers/ipa_hostname.c.ipahostname 2013-08-15 13:15:06.897836025 +0200 |
| 15 |
+++ sudo-1.8.6p3/plugins/sudoers/ipa_hostname.c 2013-08-15 14:17:53.893315819 +0200 |
| 16 |
@@ -0,0 +1,88 @@ |
| 17 |
+/* |
| 18 |
+ * Copyright 2013 Red Hat Inc., Durham, North Carolina. |
| 19 |
+ * All Rights Reserved. |
| 20 |
+ * |
| 21 |
+ * This library is free software; you can redistribute it and/or |
| 22 |
+ * modify it under the terms of the GNU Lesser General Public |
| 23 |
+ * License as published by the Free Software Foundation; either |
| 24 |
+ * version 2.1 of the License, or (at your option) any later version. |
| 25 |
+ * |
| 26 |
+ * This library is distributed in the hope that it will be useful, |
| 27 |
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 28 |
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 29 |
+ * Lesser General Public License for more details. |
| 30 |
+ * |
| 31 |
+ * You should have received a copy of the GNU Lesser General Public |
| 32 |
+ * License along with this library; if not, write to the Free Software |
| 33 |
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 34 |
+ * |
| 35 |
+ * Authors: |
| 36 |
+ * Daniel Kopecek <dkopecek@redhat.com> |
| 37 |
+ */ |
| 38 |
+#define _GNU_SOURCE |
| 39 |
+#include <stdio.h> |
| 40 |
+#include <stdlib.h> |
| 41 |
+#include <resolv.h> |
| 42 |
+#include <string.h> |
| 43 |
+#include <ctype.h> |
| 44 |
+ |
| 45 |
+static const char *sssd_conf_path = "/etc/sssd/sssd.conf"; |
| 46 |
+ |
| 47 |
+char *ipa_hostname(void) |
| 48 |
+{ |
| 49 |
+ static char hname[MAXHOSTNAMELEN+1]; |
| 50 |
+ size_t hname_len = 0; |
| 51 |
+ char *line = NULL; |
| 52 |
+ ssize_t line_len = 0; |
| 53 |
+ size_t line_buflen = 0; |
| 54 |
+ FILE *fp; |
| 55 |
+ |
| 56 |
+ if ((fp = fopen(sssd_conf_path, "r")) == NULL) |
| 57 |
+ return NULL; |
| 58 |
+ while ((line_len = getline(&line, &line_buflen, fp)) > 0) { |
| 59 |
+ char *keyword_loc; |
| 60 |
+ if ((keyword_loc = strstr(line, "ipa_hostname")) != NULL) { |
| 61 |
+ size_t i; |
| 62 |
+ char *value_loc; |
| 63 |
+ size_t value_len; |
| 64 |
+ |
| 65 |
+ value_loc = keyword_loc + strlen("ipa_hostname") + 1; |
| 66 |
+ value_len = line_len - (size_t)(value_loc - line); |
| 67 |
+ |
| 68 |
+ /* Skip spaces and the assignment operator */ |
| 69 |
+ for (i = 0; i < value_len; ++i) { |
| 70 |
+ if (isspace(value_loc[i]) || value_loc[i] == '=') { |
| 71 |
+ continue; |
| 72 |
+ } else { |
| 73 |
+ break; |
| 74 |
+ } |
| 75 |
+ } |
| 76 |
+ |
| 77 |
+ value_loc += i; |
| 78 |
+ value_len -= i; |
| 79 |
+ |
| 80 |
+ if (value_len <= MAXHOSTNAMELEN) { |
| 81 |
+ memcpy(hname, value_loc, value_len * sizeof(char)); |
| 82 |
+ free(line); |
| 83 |
+ fclose(fp); |
| 84 |
+ hname_len = value_len; |
| 85 |
+ hname[hname_len] = '\0'; |
| 86 |
+ /* Remove spaces from the end of the string */ |
| 87 |
+ for (i = hname_len - 1; i > 0; --i) { |
| 88 |
+ if (isspace(hname[i])) { |
| 89 |
+ hname[i] = '\0'; |
| 90 |
+ --hname_len; |
| 91 |
+ } else { |
| 92 |
+ break; |
| 93 |
+ } |
| 94 |
+ } |
| 95 |
+ return hname; |
| 96 |
+ } |
| 97 |
+ } |
| 98 |
+ free(line); |
| 99 |
+ line = NULL; |
| 100 |
+ } |
| 101 |
+ |
| 102 |
+ fclose(fp); |
| 103 |
+ return NULL; |
| 104 |
+} |
| 105 |
diff -up sudo-1.8.6p3/plugins/sudoers/ipa_hostname.h.ipahostname sudo-1.8.6p3/plugins/sudoers/ipa_hostname.h |
| 106 |
--- sudo-1.8.6p3/plugins/sudoers/ipa_hostname.h.ipahostname 2013-08-15 13:15:06.897836025 +0200 |
| 107 |
+++ sudo-1.8.6p3/plugins/sudoers/ipa_hostname.h 2013-08-15 13:15:06.897836025 +0200 |
| 108 |
@@ -0,0 +1,27 @@ |
| 109 |
+/* |
| 110 |
+ * Copyright 2013 Red Hat Inc., Durham, North Carolina. |
| 111 |
+ * All Rights Reserved. |
| 112 |
+ * |
| 113 |
+ * This library is free software; you can redistribute it and/or |
| 114 |
+ * modify it under the terms of the GNU Lesser General Public |
| 115 |
+ * License as published by the Free Software Foundation; either |
| 116 |
+ * version 2.1 of the License, or (at your option) any later version. |
| 117 |
+ * |
| 118 |
+ * This library is distributed in the hope that it will be useful, |
| 119 |
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 120 |
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 121 |
+ * Lesser General Public License for more details. |
| 122 |
+ * |
| 123 |
+ * You should have received a copy of the GNU Lesser General Public |
| 124 |
+ * License along with this library; if not, write to the Free Software |
| 125 |
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 126 |
+ * |
| 127 |
+ * Authors: |
| 128 |
+ * Daniel Kopecek <dkopecek@redhat.com> |
| 129 |
+ */ |
| 130 |
+#ifndef _IPA_HOSTNAME_H_ |
| 131 |
+#define _IPA_HOSTNAME_H_ |
| 132 |
+ |
| 133 |
+char *ipa_hostname(void); |
| 134 |
+ |
| 135 |
+#endif /* _IPA_HOSTNAME_H_ */ |
| 136 |
diff -up sudo-1.8.6p3/plugins/sudoers/Makefile.in.ipahostname sudo-1.8.6p3/plugins/sudoers/Makefile.in |
| 137 |
--- sudo-1.8.6p3/plugins/sudoers/Makefile.in.ipahostname 2012-09-18 15:57:43.000000000 +0200 |
| 138 |
+++ sudo-1.8.6p3/plugins/sudoers/Makefile.in 2013-08-15 13:15:06.898836030 +0200 |
| 139 |
@@ -722,6 +722,8 @@ sia.lo: $(authdir)/sia.c $(top_builddir) |
| 140 |
$(devdir)/def_data.h $(srcdir)/logging.h $(srcdir)/sudo_nss.h \ |
| 141 |
$(incdir)/sudo_plugin.h $(incdir)/sudo_debug.h $(incdir)/gettext.h |
| 142 |
$(LIBTOOL) --mode=compile $(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(authdir)/sia.c |
| 143 |
+ipa_hostname.lo: $(srcdir)/ipa_hostname.c $(srcdir)/ipa_hostname.h |
| 144 |
+ $(LIBTOOL) --mode=compile $(CC) -c $(CPPFLAGS) $(CFLAGS) $(PIE_CFLAGS) $(DEFS) $(srcdir)/ipa_hostname.c |
| 145 |
sssd.lo: $(srcdir)/sssd.c $(top_builddir)/config.h \ |
| 146 |
$(top_srcdir)/compat/dlfcn.h $(srcdir)/sudoers.h \ |
| 147 |
$(top_srcdir)/compat/stdbool.h $(top_builddir)/pathnames.h \ |
| 148 |
diff -up sudo-1.8.6p3/plugins/sudoers/sssd.c.ipahostname sudo-1.8.6p3/plugins/sudoers/sssd.c |
| 149 |
--- sudo-1.8.6p3/plugins/sudoers/sssd.c.ipahostname 2013-08-15 13:15:06.891835996 +0200 |
| 150 |
+++ sudo-1.8.6p3/plugins/sudoers/sssd.c 2013-08-15 13:15:06.898836030 +0200 |
| 151 |
@@ -60,6 +60,7 @@ |
| 152 |
#include "parse.h" |
| 153 |
#include "lbuf.h" |
| 154 |
#include "sudo_debug.h" |
| 155 |
+#include "ipa_hostname.h" |
| 156 |
|
| 157 |
/* SSSD <--> SUDO interface - do not change */ |
| 158 |
struct sss_sudo_attr { |
| 159 |
@@ -549,6 +550,24 @@ sudo_sss_check_runas(struct sudo_sss_han |
| 160 |
debug_return_bool(ret); |
| 161 |
} |
| 162 |
|
| 163 |
+static bool sudo_sss_ipa_hostname_matches(const char *hostname_val) |
| 164 |
+{ |
| 165 |
+ bool ret = false; |
| 166 |
+ char *ipa_hostname_val; |
| 167 |
+ debug_decl(sudo_sss_ipa_hostname_matches, SUDO_DEBUG_SSSD) |
| 168 |
+ |
| 169 |
+ if ((ipa_hostname_val = ipa_hostname()) != NULL) { |
| 170 |
+ ret = hostname_matches(ipa_hostname_val, ipa_hostname_val, hostname_val) || \ |
| 171 |
+ netgr_matches(hostname_val, ipa_hostname_val, ipa_hostname_val, NULL); |
| 172 |
+ } |
| 173 |
+ |
| 174 |
+ sudo_debug_printf(SUDO_DEBUG_TRACE, "IPA hostname (%s) matches %s => %s", |
| 175 |
+ ipa_hostname_val ? ipa_hostname_val : "<none>", hostname_val, |
| 176 |
+ ret ? "true" : "false"); |
| 177 |
+ |
| 178 |
+ debug_return_bool(ret); |
| 179 |
+} |
| 180 |
+ |
| 181 |
static bool |
| 182 |
sudo_sss_check_host(struct sudo_sss_handle *handle, struct sss_sudo_rule *rule) |
| 183 |
{ |
| 184 |
@@ -580,6 +599,7 @@ sudo_sss_check_host(struct sudo_sss_hand |
| 185 |
|
| 186 |
/* match any or address or netgroup or hostname */ |
| 187 |
if (!strcmp(val, "ALL") || addr_matches(val) || |
| 188 |
+ sudo_sss_ipa_hostname_matches(val) || |
| 189 |
netgr_matches(val, user_host, user_shost, NULL) || |
| 190 |
hostname_matches(user_shost, user_host, val)) |
| 191 |
ret = true; |
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