SUDO: IPA provider

This patch added auto configuration SUDO with ipa provider and compat tree.

https://fedorahosted.org/sssd/ticket/1733

7 files changed, 115 insertions, 29 deletions

diff --git a/Makefile.am b/Makefile.am
index d01ec7590..36e74cf23 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -1551,6 +1551,11 @@ libsss_ipa_la_SOURCES += \
     src/providers/ipa/ipa_autofs.c
 endif
 
+if BUILD_SUDO
+libsss_ipa_la_SOURCES += \
+    src/providers/ipa/ipa_sudo.c
+endif
+
 if BUILD_SSH
 libsss_ipa_la_SOURCES += src/providers/ipa/ipa_hostid.c
 endif
diff --git a/src/config/SSSDConfigTest.py b/src/config/SSSDConfigTest.py
index 6ae458b1a..9c0e34e64 100755
--- a/src/config/SSSDConfigTest.py
+++ b/src/config/SSSDConfigTest.py
@@ -715,8 +715,8 @@ class SSSDConfigTestSSSDDomain(unittest.TestCase):
         domain = SSSDConfig.SSSDDomain('sssd', self.schema)
 
         control_provider_dict = {
-            'ipa': ['id', 'auth', 'access', 'chpass', 'autofs', 'session',
-                    'hostid', 'subdomains'],
+            'ipa': ['id', 'auth', 'access', 'chpass', 'sudo', 'autofs',
+                    'session', 'hostid', 'subdomains'],
             'ad': ['id', 'auth', 'access', 'chpass'],
             'local': ['id', 'auth', 'chpass'],
             'ldap': ['id', 'auth', 'access', 'chpass', 'sudo', 'autofs'],
diff --git a/src/config/etc/sssd.api.d/sssd-ipa.conf b/src/config/etc/sssd.api.d/sssd-ipa.conf
index e88e32b1a..e6f1bb0a8 100644
--- a/src/config/etc/sssd.api.d/sssd-ipa.conf
+++ b/src/config/etc/sssd.api.d/sssd-ipa.conf
@@ -194,3 +194,24 @@ ipa_selinux_usermap_uuid = str, None, false
 
 [provider/ipa/subdomains]
 ipa_subdomains_search_base = str, None, false
+
+[provider/ipa/sudo]
+ldap_sudo_search_base = str, None, false
+ldap_sudo_full_refresh_interval = int, None, false
+ldap_sudo_smart_refresh_interval = int, None, false
+ldap_sudo_use_host_filter = bool, None, false
+ldap_sudo_hostnames = str, None, false
+ldap_sudo_ip = str, None, false
+ldap_sudo_include_netgroups = bool, None, false
+ldap_sudo_include_regexp = bool, None, false
+ldap_sudorule_object_class = str, None, false
+ldap_sudorule_name = str, None, false
+ldap_sudorule_command = str, None, false
+ldap_sudorule_host = str, None, false
+ldap_sudorule_user = str, None, false
+ldap_sudorule_option = str, None, false
+ldap_sudorule_runasuser = str, None, false
+ldap_sudorule_runasgroup = str, None, false
+ldap_sudorule_notbefore = str, None, false
+ldap_sudorule_notafter = str, None, false
+ldap_sudorule_order = str, None, false
diff --git a/src/man/sssd-sudo.5.xml b/src/man/sssd-sudo.5.xml
index fec81533d..361fdb7b2 100644
--- a/src/man/sssd-sudo.5.xml
+++ b/src/man/sssd-sudo.5.xml
@@ -89,33 +89,9 @@ ldap_sudo_search_base = ou=sudoers,dc=example,dc=com
 </programlisting>
         </para>
         <para>
-            The following example illustrates setting up SSSD to download
-            sudo rules from an IPA server. It is necessary to use the LDAP
-            provider and set appropriate connection parameters to authenticate
-            correctly against the IPA server, because SSSD does not have native
-            support of IPA provider for sudo yet.
-        </para>
-        <para>
-<programlisting>
-[sssd]
-config_file_version = 2
-services = nss, pam, sudo
-domains = EXAMPLE
-
-[domain/EXAMPLE]
-id_provider = ipa
-ipa_domain = example.com
-ipa_server = ipa.example.com
-ldap_tls_cacert = /etc/ipa/ca.crt
-
-sudo_provider = ldap
-ldap_uri = ldap://ipa.example.com
-ldap_sudo_search_base = ou=sudoers,dc=example,dc=com
-ldap_sasl_mech = GSSAPI
-ldap_sasl_authid = host/hostname.example.com
-ldap_sasl_realm = EXAMPLE.COM
-krb5_server = ipa.example.com
-</programlisting>
+            When the SSSD is configured to use the IPA provider, the sudo
+            provider is automatically enabled. The sudo search base
+            is configured to use the compat tree (ou=sudoers,$DC).
         </para>
     </refsect1>
 
diff --git a/src/providers/ipa/ipa_common.h b/src/providers/ipa/ipa_common.h
index ae1c91731..d5c10a518 100644
--- a/src/providers/ipa/ipa_common.h
+++ b/src/providers/ipa/ipa_common.h
@@ -180,4 +180,9 @@ int ipa_service_init(TALLOC_CTX *memctx, struct be_ctx *ctx,
                      struct ipa_options *options,
                      struct ipa_service **_service);
 
+int ipa_sudo_init(struct be_ctx *be_ctx,
+                  struct ipa_id_ctx *id_ctx,
+                  struct bet_ops **ops,
+                  void **pvt_data);
+
 #endif /* _IPA_COMMON_H_ */
diff --git a/src/providers/ipa/ipa_init.c b/src/providers/ipa/ipa_init.c
index b65a6cea1..0e9fe0dd1 100644
--- a/src/providers/ipa/ipa_init.c
+++ b/src/providers/ipa/ipa_init.c
@@ -526,3 +526,27 @@ int sssm_ipa_subdomains_init(struct be_ctx *bectx,
 
     return EOK;
 }
+
+int sssm_ipa_sudo_init(struct be_ctx *bectx,
+                       struct bet_ops **ops,
+                       void **pvt_data)
+{
+#ifdef BUILD_SUDO
+    struct ipa_id_ctx *id_ctx;
+    int ret;
+
+    DEBUG(SSSDBG_TRACE_INTERNAL, ("Initializing IPA sudo handler\n"));
+
+    ret = sssm_ipa_id_init(bectx, ops, (void **) &id_ctx);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_CRIT_FAILURE, ("sssm_ipa_id_init failed.\n"));
+        return ret;
+    }
+
+    return ipa_sudo_init(bectx, id_ctx, ops, pvt_data);
+#else
+    DEBUG(SSSDBG_MINOR_FAILURE, ("Sudo init handler called but SSSD is "
+                                 "built without sudo support, ignoring\n"));
+    return EOK;
+#endif
+}
diff --git a/src/providers/ipa/ipa_sudo.c b/src/providers/ipa/ipa_sudo.c
new file mode 100644
index 000000000..726b11685
--- /dev/null
+++ b/src/providers/ipa/ipa_sudo.c
@@ -0,0 +1,55 @@
+/*
+    SSSD
+
+    IPA Provider Initialization functions
+
+    Authors:
+        Lukas Slebodnik <lslebodn@redhat.com>
+
+    Copyright (C) 2013 Red Hat
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program 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 General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "providers/ipa/ipa_common.h"
+#include "providers/ldap/sdap_sudo.h"
+
+int ipa_sudo_init(struct be_ctx *be_ctx,
+                  struct ipa_id_ctx *id_ctx,
+                  struct bet_ops **ops,
+                  void **pvt_data)
+{
+    int ret;
+    struct ipa_options *ipa_options;
+    struct sdap_options *ldap_options;
+
+    DEBUG(SSSDBG_TRACE_INTERNAL, ("Initializing sudo IPA back end\n"));
+
+    /*
+     * SDAP_SUDO_SEARCH_BASE has already been initialized in
+     * function ipa_get_id_options
+     */
+    ret = sdap_sudo_init(be_ctx, id_ctx->sdap_id_ctx, ops, pvt_data);
+    if (ret != EOK) {
+        DEBUG(SSSDBG_OP_FAILURE, ("Cannot initialize LDAP SUDO [%d]: %s\n",
+                                  ret, strerror(ret)));
+        return ret;
+    }
+
+    ipa_options = id_ctx->ipa_options;
+    ldap_options = id_ctx->sdap_id_ctx->opts;
+
+    ipa_options->id->sudorule_map = ldap_options->sudorule_map;
+    return EOK;
+}