Hi Tai Dinh,

General remarks and comments:

1. Remark
The code does not build
lgs_imm.c: In function 'config_ccb_completed_modify':
lgs_imm.c:927:36: error: 'value' may be used uninitialized in this function 
[-Werror=uninitialized]

2. Comment
In function ckpt_proc_lgs_cfg_v3() the following note can be found:
* NOTE! Changing lgs config does not work if standby is V1. Cannot be fixed
 *       since V2 has no applier for config object and V1 does not checkpoint
 *       config data!

This is correct. The only attribute affected by this is runtime configuration 
of the log root directory.
When introducing a configuration enabling the log service to run in an 
"embedded" environment in practice meaning that the log service is able to 
write log records to local file systems on the SC nodes meaning writing the 
same log record to two log files. When this was introduced it was no longer 
possible to handle synchronization of log configuration using an applier on the 
standby and check-pointing of the log root directory setting was introduced 
(V2).
Next the limits used for mailbox configuration was also made possible to change 
in runtime however the checkpoint protocol was not changed instead the mailbox 
is updated (including reading the parameters from the configuration object) 
every time the standby becomes active eliminating the need for check-pointing 
these attributes.
If we see the need to fix handling of runtime update of the log root directory 
if standby is running v2 or newer and active v1 a solution as for the mailbox 
limits can probably be used.

I think you should remove the Note from the source code and instead write a 
ticket.

3. Question
Will this feature work if configured for split file system? or are there any 
restrictions ?
If it is not possible to use group name in "split file system" mode then 
runtime setting of group name should be denied.
Also some sort of error handling for the case of a conflicting configuration 
should exist.

4. Test comment
The following test case fails if the correct setting is not manually done 
outside the test.
"4  FAILED   (expected EXIT_SUCCESS, got EXIT_FAILURE (1))   CCB Object Modify, 
data group. Group exists. OK"
This is not good. Pre-settings should be fixed by the test case itself if 
possible.
E.g. a similar problem exist when testing to change the log root directory. In 
order to change log root directory the new directory must already exists. The 
test case starts by creating a new directory then change to this directory.
If not possible the test case should discover that the correct pre-setting is 
not done and maybe print some information and "PASS" without actually being 
executed.


Thanks
Lennart

-----Original Message-----
From: Tai Dinh [mailto:[email protected]] 
Sent: den 13 februari 2015 08:58
To: [email protected]; Lennart Lund
Cc: [email protected]
Subject: [PATCH 1 of 3] LOG: ownership of directories and files should be 
configurable [#1181]

 osaf/libs/core/common/osaf_secutil.c |  4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)


    Explicitly treats ENOENT as no error for setgrent() since it always failed 
on UML

diff --git a/osaf/libs/core/common/osaf_secutil.c 
b/osaf/libs/core/common/osaf_secutil.c
--- a/osaf/libs/core/common/osaf_secutil.c
+++ b/osaf/libs/core/common/osaf_secutil.c
@@ -359,7 +359,9 @@ int osaf_get_group_list(const uid_t uid,
        /* Reset entry to beginning */
        errno = 0;
        setgrent();
-       if (errno != 0) {
+       /* setgrent() sometimes returns ENOENT on UML
+        * Explicitly treats it as not an error */
+       if (errno != 0 && errno != ENOENT) {
                LOG_NO("setgrent failed: %s", strerror(errno));
                return -1;
        }

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