On Tue, Aug 11, 2015 at 1:34 AM, Jan Cholasta <jchol...@redhat.com> wrote:

> On 6.8.2015 21:43, Gabe Alford wrote:
>
>> Hello,
>>
>> Updated patch attached.
>>
>> - Time limit is -1 for unlimited. I found this
>> https://www.redhat.com/archives/freeipa-devel/2011-January/msg00330.html
>> in reference to keeping the time limit as -1 for unlimited.
>>
>
> This patch does two conflicting things: it coerces time limit of 0 to -1
> and at the same time prohibits the user to use 0 for time limit. We should
> do just one of these and IMHO it should be the coercion of 0 to -1.
>
> Sure enough, testing time limit at 0 did not work for unlimited as well
>> as appeared to have negative effects on IPA.
>>
>
> This is because the time limit read from ipa config is not converted to
> int in ldap2.find_entries(), so the coercion does not work. Fix this and 0
> will work just fine.
>
> Also, I believe that
>> http://www.python-ldap.org/doc/html/ldap.html#ldap.LDAPObject.search_ext_s
>> specifies unlimited for time limit as -1. (Please correct me if I am
>> wrong.)
>>
>
> python-ldap is layers below our API and should not determine what we use
> for unlimited time limit. I would prefer if we were self-consistent and use
> 0 for both time limit and size limit.
>

A misunderstanding on my part as I thought it was higher up in the API for
some reason. Updated patch attached.

Thanks,

Gabe
From b1b173486e3ed4f6fd5bf05d93e52e2783ab1a1e Mon Sep 17 00:00:00 2001
From: Gabe <redhatri...@gmail.com>
Date: Wed, 12 Aug 2015 09:12:37 -0600
Subject: [PATCH] Standardize minvalue for ipasearchrecordlimit and
 ipasesarchsizelimit for unlimited minvalue

https://fedorahosted.org/freeipa/ticket/4023
---
 install/ui/test/data/ipa_init_commands.json |  6 +++---
 install/ui/test/data/ipa_init_objects.json  |  6 +++---
 install/ui/test/data/json_metadata.json     |  4 ++--
 ipalib/plugins/baseldap.py                  |  4 ++--
 ipalib/plugins/config.py                    | 21 +++++++++++++--------
 ipaserver/plugins/ldap2.py                  |  4 ++--
 6 files changed, 25 insertions(+), 20 deletions(-)

diff --git a/install/ui/test/data/ipa_init_commands.json b/install/ui/test/data/ipa_init_commands.json
index 743f508e2a733b766008bdd21838454ef7df8c21..1e0a8088f2b769d382d9c8532d20ca2b356580de 100644
--- a/install/ui/test/data/ipa_init_commands.json
+++ b/install/ui/test/data/ipa_init_commands.json
@@ -2446,7 +2446,7 @@
                         "attribute": true,
                         "class": "Int",
                         "deprecated_cli_aliases": [],
-                        "doc": "Maximum amount of time (seconds) for a search (> 0, or -1 for unlimited)",
+                        "doc": "Maximum amount of time (seconds) for a search (0 is unlimited)",
                         "flags": [
                             "nonempty"
                         ],
@@ -2460,7 +2460,7 @@
                         "attribute": true,
                         "class": "Int",
                         "deprecated_cli_aliases": [],
-                        "doc": "Maximum number of records to search (-1 is unlimited)",
+                        "doc": "Maximum number of records to search (0 is unlimited)",
                         "flags": [
                             "nonempty"
                         ],
@@ -24018,4 +24018,4 @@
         "methods": {},
         "objects": {}
     }
-}
\ No newline at end of file
+}
diff --git a/install/ui/test/data/ipa_init_objects.json b/install/ui/test/data/ipa_init_objects.json
index c8c836926d94dd4c1903aa9a62fa91c11a238e75..9cbebaf099b4de937ae107e1be17c65bdeddedff 100644
--- a/install/ui/test/data/ipa_init_objects.json
+++ b/install/ui/test/data/ipa_init_objects.json
@@ -498,7 +498,7 @@
                     {
                         "class": "Int",
                         "deprecated_cli_aliases": [],
-                        "doc": "Maximum amount of time (seconds) for a search (> 0, or -1 for unlimited)",
+                        "doc": "Maximum amount of time (seconds) for a search (0 is unlimited)",
                         "flags": [],
                         "label": "Search time limit",
                         "maxvalue": 2147483647,
@@ -510,7 +510,7 @@
                     {
                         "class": "Int",
                         "deprecated_cli_aliases": [],
-                        "doc": "Maximum number of records to search (-1 is unlimited)",
+                        "doc": "Maximum number of records to search (0 is unlimited)",
                         "flags": [],
                         "label": "Search size limit",
                         "maxvalue": 2147483647,
@@ -9158,4 +9158,4 @@
             }
         }
     }
-}
\ No newline at end of file
+}
diff --git a/install/ui/test/data/json_metadata.json b/install/ui/test/data/json_metadata.json
index a9e66230f94875f7da7efa73141e244b8201a5cc..ff15fe793b48b76d9f8b3dfdb6df31f6f9226529 100644
--- a/install/ui/test/data/json_metadata.json
+++ b/install/ui/test/data/json_metadata.json
@@ -2596,7 +2596,7 @@
                         "cli_name": "searchtimelimit",
                         "cli_short_name": null,
                         "default": null,
-                        "doc": "Max. amount of time (sec.) for a search (> 0, or -1 for unlimited)",
+                        "doc": "Max. amount of time (sec.) for a search (0 is unlimited)",
                         "exclude": null,
                         "flags": [],
                         "hint": null,
@@ -2619,7 +2619,7 @@
                         "cli_name": "searchrecordslimit",
                         "cli_short_name": null,
                         "default": null,
-                        "doc": "Max. number of records to search (-1 is unlimited)",
+                        "doc": "Max. number of records to search (0 is unlimited)",
                         "exclude": null,
                         "flags": [],
                         "hint": null,
diff --git a/ipalib/plugins/baseldap.py b/ipalib/plugins/baseldap.py
index 36a5d5f4918828a97b0b30d4613819f777722de8..231f5036df0db00456752b3356a15e55b85e1b4e 100644
--- a/ipalib/plugins/baseldap.py
+++ b/ipalib/plugins/baseldap.py
@@ -1917,14 +1917,14 @@ class LDAPSearch(BaseLDAPCommand, crud.Search):
     takes_options = (
         Int('timelimit?',
             label=_('Time Limit'),
-            doc=_('Time limit of search in seconds'),
+            doc=_('Time limit of search in seconds (0 is unlimited)'),
             flags=['no_display'],
             minvalue=0,
             autofill=False,
         ),
         Int('sizelimit?',
             label=_('Size Limit'),
-            doc=_('Maximum number of entries returned'),
+            doc=_('Maximum number of entries returned (0 is unlimited)'),
             flags=['no_display'],
             minvalue=0,
             autofill=False,
diff --git a/ipalib/plugins/config.py b/ipalib/plugins/config.py
index 6267313d5e9af2d97f45f987115de143d7aa7915..1f6e6f4ebcbd7d7327d250d6b03b129d19c5dc31 100644
--- a/ipalib/plugins/config.py
+++ b/ipalib/plugins/config.py
@@ -78,11 +78,6 @@ EXAMPLES:
 
 register = Registry()
 
-def validate_searchtimelimit(ugettext, limit):
-    if limit == 0:
-        raise ValidationError(name='ipasearchtimelimit', error=_('searchtimelimit must be -1 or > 1.'))
-    return None
-
 @register()
 class config(LDAPObject):
     """
@@ -150,16 +145,16 @@ class config(LDAPObject):
             label=_('Default e-mail domain'),
             doc=_('Default e-mail domain'),
         ),
-        Int('ipasearchtimelimit', validate_searchtimelimit,
+        Int('ipasearchtimelimit',
             cli_name='searchtimelimit',
             label=_('Search time limit'),
-            doc=_('Maximum amount of time (seconds) for a search (> 0, or -1 for unlimited)'),
+            doc=_('Maximum amount of time (seconds) for a search (0 is unlimited)'),
             minvalue=-1,
         ),
         Int('ipasearchrecordslimit',
             cli_name='searchrecordslimit',
             label=_('Search size limit'),
-            doc=_('Maximum number of records to search (-1 is unlimited)'),
+            doc=_('Maximum number of records to search (0 is unlimited)'),
             minvalue=-1,
         ),
         IA5Str('ipausersearchfields',
@@ -267,6 +262,16 @@ class config_mod(LDAPUpdate):
                             name=k, error=_('attribute "%s" not allowed') % a
                         )
 
+        # Set ipasearchrecordslimit to 0 if -1 is used
+        if 'ipasearchrecordslimit' in entry_attrs:
+            if entry_attrs['ipasearchrecordslimit'] < 0:
+                 entry_attrs['ipasearchrecordslimit'] = 0
+
+        # Set ipasearchtimelimit to 0 if -1 is used
+        if 'ipasearchtimelimit' in entry_attrs:
+            if entry_attrs['ipasearchtimelimit'] < 0:
+                 entry_attrs['ipasearchtimelimit'] = 0
+
         for (attr, obj) in (('ipauserobjectclasses', 'user'),
                             ('ipagroupobjectclasses', 'group')):
             if attr in entry_attrs:
diff --git a/ipaserver/plugins/ldap2.py b/ipaserver/plugins/ldap2.py
index 68feee4f09eb12e50867dfbe3c482a359838aa82..c12191cf049e93913bf4573504544873b0e6fbc2 100644
--- a/ipaserver/plugins/ldap2.py
+++ b/ipaserver/plugins/ldap2.py
@@ -182,8 +182,8 @@ class ldap2(CrudBackend, LDAPClient):
             """Get configured global limits, caching them for more calls"""
             if not _lims:
                 config = self.get_ipa_config()
-                _lims['time'] = config.get('ipasearchtimelimit', [None])[0]
-                _lims['size'] = config.get('ipasearchrecordslimit', [None])[0]
+                _lims['time'] = int(config.get('ipasearchtimelimit', [None])[0])
+                _lims['size'] = int(config.get('ipasearchrecordslimit', [None])[0])
             return _lims
         _lims = {}
 
-- 
1.8.3.1

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