LDAP: Add option to disable paging control

Fixes https://fedorahosted.org/sssd/ticket/967

5 files changed, 12 insertions, 5 deletions

diff --git a/src/providers/ipa/ipa_common.c b/src/providers/ipa/ipa_common.c
index 12c69dd18..00231ddf3 100644
--- a/src/providers/ipa/ipa_common.c
+++ b/src/providers/ipa/ipa_common.c
@@ -106,7 +106,8 @@ struct dp_option ipa_def_ldap_opts[] = {
     { "ldap_page_size", DP_OPT_NUMBER, { .number = 1000 }, NULL_NUMBER },
     { "ldap_deref_threshold", DP_OPT_NUMBER, { .number = 10 }, NULL_NUMBER },
     { "ldap_sasl_canonicalize", DP_OPT_BOOL, BOOL_FALSE, BOOL_FALSE },
-    { "ldap_connection_expire_timeout", DP_OPT_NUMBER, { .number = 900 }, NULL_NUMBER }
+    { "ldap_connection_expire_timeout", DP_OPT_NUMBER, { .number = 900 }, NULL_NUMBER },
+    { "ldap_disable_paging", DP_OPT_BOOL, BOOL_FALSE, BOOL_FALSE }
 };
 
 struct sdap_attr_map ipa_attr_map[] = {
diff --git a/src/providers/ipa/ipa_common.h b/src/providers/ipa/ipa_common.h
index f29a238a1..238fdeea0 100644
--- a/src/providers/ipa/ipa_common.h
+++ b/src/providers/ipa/ipa_common.h
@@ -35,7 +35,7 @@ struct ipa_service {
 /* the following defines are used to keep track of the options in the ldap
  * module, so that if they change and ipa is not updated correspondingly
  * this will trigger a runtime abort error */
-#define IPA_OPTS_BASIC_TEST 58
+#define IPA_OPTS_BASIC_TEST 59
 
 /* the following define is used to keep track of the options in the krb5
  * module, so that if they change and ipa is not updated correspondingly
diff --git a/src/providers/ldap/ldap_common.c b/src/providers/ldap/ldap_common.c
index ba94d549c..3d7f9430f 100644
--- a/src/providers/ldap/ldap_common.c
+++ b/src/providers/ldap/ldap_common.c
@@ -97,7 +97,8 @@ struct dp_option default_basic_opts[] = {
     { "ldap_page_size", DP_OPT_NUMBER, { .number = 1000 }, NULL_NUMBER },
     { "ldap_deref_threshold", DP_OPT_NUMBER, { .number = 10 }, NULL_NUMBER },
     { "ldap_sasl_canonicalize", DP_OPT_BOOL, BOOL_FALSE, BOOL_FALSE },
-    { "ldap_connection_expire_timeout", DP_OPT_NUMBER, { .number = 900 }, NULL_NUMBER }
+    { "ldap_connection_expire_timeout", DP_OPT_NUMBER, { .number = 900 }, NULL_NUMBER },
+    { "ldap_disable_paging", DP_OPT_BOOL, BOOL_FALSE, BOOL_FALSE }
 };
 
 struct sdap_attr_map generic_attr_map[] = {
diff --git a/src/providers/ldap/sdap.h b/src/providers/ldap/sdap.h
index 5d6bfb827..1827d7c6e 100644
--- a/src/providers/ldap/sdap.h
+++ b/src/providers/ldap/sdap.h
@@ -207,6 +207,7 @@ enum sdap_basic_opt {
     SDAP_DEREF_THRESHOLD,
     SDAP_SASL_CANONICALIZE,
     SDAP_EXPIRE_TIMEOUT,
+    SDAP_DISABLE_PAGING,
 
     SDAP_OPTS_BASIC /* opts counter */
 };
diff --git a/src/providers/ldap/sdap_async.c b/src/providers/ldap/sdap_async.c
index 0719f74be..c2f616bef 100644
--- a/src/providers/ldap/sdap_async.c
+++ b/src/providers/ldap/sdap_async.c
@@ -978,6 +978,7 @@ static errno_t sdap_get_generic_ext_step(struct tevent_req *req)
     int optret;
     errno_t ret;
     int msgid;
+    bool disable_paging;
 
     LDAPControl *page_control = NULL;
 
@@ -999,8 +1000,11 @@ static errno_t sdap_get_generic_ext_step(struct tevent_req *req)
         }
     }
 
-    if (sdap_is_control_supported(state->sh,
-                                  LDAP_CONTROL_PAGEDRESULTS)) {
+    disable_paging = dp_opt_get_bool(state->opts->basic, SDAP_DISABLE_PAGING);
+
+    if (!disable_paging
+            && sdap_is_control_supported(state->sh,
+                                         LDAP_CONTROL_PAGEDRESULTS)) {
         lret = ldap_create_page_control(state->sh->ldap,
                                         state->sh->page_size,
                                         state->cookie.bv_val ?