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; |