[horde] [whups]: error on script pipe in postfix

Jan Schneider jan at horde.org
Sun Mar 11 22:57:38 UTC 2018


Zitat von Carsten <horde-groupware at familie-lahme.de>:

> Am 11.03.2018 um 21:05 schrieb Jan Schneider:
>>
>> Zitat von Carsten <horde-groupware at familie-lahme.de>:
>>
>>> Am 11.03.2018 um 13:07 schrieb Carsten:
>>>>
>>>>
>>>> Am 11.03.2018 um 12:35 schrieb Carsten:
>>>>>
>>>>>
>>>>> Am 10.03.2018 um 21:00 schrieb Jan Schneider:
>>>>>>
>>>>>> Zitat von Carsten <horde-groupware at familie-lahme.de>:
>>>>>>
>>>>>>> Am 10.03.2018 um 11:20 schrieb Jan Schneider:
>>>>>>>>
>>>>>>>> Zitat von Carsten <horde-groupware at familie-lahme.de>:
>>>>>>>>
>>>>>>>>> Am 09.03.2018 um 11:38 schrieb Jan Schneider:
>>>>>>>>>>
>>>>>>>>>> Zitat von Carsten <horde-groupware at familie-lahme.de>:
>>>>>>>>>>
>>>>>>>>>>> Hi all,
>>>>>>>>>>>
>>>>>>>>>>> I try the set up whups with automated ticket generation from mails.
>>>>>>>>>>>
>>>>>>>>>>> my postfix sends the incoming mail to the pipe, but  
>>>>>>>>>>> returns such an error:
>>>>>>>>>>>
>>>>>>>>>>> Mar  8 12:40:38 derdapp004 postfix/local[30799]:  
>>>>>>>>>>> 04C7040C4C: to=<whups at localhost>,  
>>>>>>>>>>> orig_to=<whups@[mydn.tdl]>, relay=local, delay=0.58,  
>>>>>>>>>>> delays=0.09/0.04/0/0.45, dsn=5.3.0, status=bounced  
>>>>>>>>>>> (Command died with status 255: "/usr/bin/whups-mail-filter  
>>>>>>>>>>> -g". Command output: PHP Warning:  
>>>>>>>>>>> require_once(/usr/share/php/www/horde/whups/lib/Application.php):  
>>>>>>>>>>> failed to open stream: No such file or directory in  
>>>>>>>>>>> /usr/bin/whups-mail-filter on line 73 PHP Fatal error:  
>>>>>>>>>>> require_once(): Failed opening required  
>>>>>>>>>>> '/usr/share/php/www/horde/whups/lib/Application.php'  
>>>>>>>>>>> (include_path='.:/usr/share/php:/usr/share/pear') in  
>>>>>>>>>>> /usr/bin/whups-mail-filter on line 73 )
>>>>>>>>>>>
>>>>>>>>>>>
>>>>>>>>>>> If I pipe with the local user (root) from the command  
>>>>>>>>>>> line, it works perfect.
>>>>>>>>>>> I guess it is about a missing environment o.s.
>>>>>>>>>>>
>>>>>>>>>>> Can somebody advice, pls?
>>>>>>>>>>>
>>>>>>>>>>> br
>>>>>>>>>>> Carsten
>>>>>>>>>>
>>>>>>>>>> You have set the horde_dir configuration setting in PEAR  
>>>>>>>>>> only for the user that installed Horde, not for the user  
>>>>>>>>>> that runs the pipe. Either use the same user for both (web  
>>>>>>>>>> server user is always a good choice), or set the PEAR  
>>>>>>>>>> configuration for the other user too, or set the  
>>>>>>>>>> configuration globally:
>>>>>>>>>> $ pear config-set -c horde horde_dir /real/path/to/horde
>>>>>>>>>> $ pear config-set -c horde horde_dir /real/path/to/horde system
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Hmm... ok, I see.
>>>>>>>>> Let's check:
>>>>>>>>> that's the user, I installed horde with:
>>>>>>>>> root at derdapp004 /etc/postfix # pear config-show -c  
>>>>>>>>> horde|grep -i horde_dir
>>>>>>>>> Base Horde directory           horde_dir /var/www/horde
>>>>>>>>>
>>>>>>>>> This is the user, the apache2 is running:
>>>>>>>>> root at derdapp004 /etc/postfix # sudo -u www-data pear  
>>>>>>>>> config-show -c horde|grep -i horde_dir
>>>>>>>>> Base Horde directory           horde_dir /usr/share/php/www/horde
>>>>>>>>>
>>>>>>>>> And that's the postfix user:
>>>>>>>>> root at derdapp004 /etc/postfix # sudo -u postfix pear  
>>>>>>>>> config-show -c horde|grep -i horde_dir
>>>>>>>>> Base Horde directory           horde_dir /usr/share/php/www/horde
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> ok. just to verify, the issue is still persistent, one test  
>>>>>>>>> before the configuration change:
>>>>>>>>> ##############
>>>>>>>>> Mar  9 16:56:59 derdapp004 postfix/local[15222]: 117514085F:  
>>>>>>>>> to=<whups at localhost>, orig_to=<whups@[mydn.tld]>,  
>>>>>>>>> relay=local, delay=0.57, delays=0.08/0.04/0/0.46, dsn=5.3.0,  
>>>>>>>>> status=bounced (Command died with status 255:  
>>>>>>>>> "/usr/bin/whups-mail-filter -g". Command output: PHP  
>>>>>>>>> Warning: require_once(/whups/lib/Application.php): failed to  
>>>>>>>>> open stream: No such file or directory in  
>>>>>>>>> /usr/bin/whups-mail-filter on line 73 PHP Fatal error:  
>>>>>>>>> require_once(): Failed opening required  
>>>>>>>>> '/whups/lib/Application.php'  
>>>>>>>>> (include_path='.:/usr/share/php:/usr/share/pear') in  
>>>>>>>>> /usr/bin/whups-mail-filter on line 73 )
>>>>>>>>> ################
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Now I configure postfix for the dir, as root has it set:
>>>>>>>>> root at derdapp004 /etc/postfix # sudo -u postfix pear  
>>>>>>>>> config-set -c horde horde_dir /var/www/horde
>>>>>>>>> config-set (horde_dir, /var/www/horde, user) failed, channel  
>>>>>>>>> pear.horde.org
>>>>>>>>>
>>>>>>>>> uups... ?!?
>>>>>>>>> With that knowledge I searched again the  
>>>>>>>>> all-knowing-heapdump and found other horde user having that  
>>>>>>>>> issue -which is a pear-issue, not a horde issue.
>>>>>>>>> Daemon user do not have a interactive profile, so You  
>>>>>>>>> !_have_! to set it system wide from my point of view.
>>>>>>>>>
>>>>>>>>> root at derdapp004 /home # pear config-set -c horde horde_dir  
>>>>>>>>> /var/www/horde system
>>>>>>>>> config-set succeeded
>>>>>>>>>
>>>>>>>>> And again, we test:
>>>>>>>>> ##########################
>>>>>>>>> Mar  9 16:59:54 derdapp004 postfix/local[15508]: 4CC8340861:  
>>>>>>>>> to=<whups at localhost>, orig_to=<whups@[mydn.tld]>,  
>>>>>>>>> relay=local, delay=1, delays=0.06/0.03/0/0.95, dsn=5.3.0,  
>>>>>>>>> status=bounced (Command died with status 1:  
>>>>>>>>> "/usr/bin/whups-mail-filter -g". Command output: Fatal  
>>>>>>>>> Error: No such backend "" found In  
>>>>>>>>> /var/www/horde/whups/lib/Factory/Driver.php on line 46 1.  
>>>>>>>>> Horde_Registry::appInit()  
>>>>>>>>> /usr/bin/whups-mail-filter:74              2.  
>>>>>>>>> Horde_Registry->pushApp()  
>>>>>>>>> /usr/share/php/Horde/Registry.php:299      3.  
>>>>>>>>> Horde_Registry->_pushAppError()  
>>>>>>>>> /usr/share/php/Horde/Registry.php:1640 4.  
>>>>>>>>> Horde_Registry::appInit() /usr/bin/whups-mail-filter:74 5.  
>>>>>>>>> Horde_Registry->pushApp()  
>>>>>>>>> /usr/share/php/Horde/Registry.php:299      6.  
>>>>>>>>> Horde_Registry->callAppMethod()  
>>>>>>>>> /usr/share/php/Horde/Registry.php:1635 7.  
>>>>>>>>> call_user_func_array()  
>>>>>>>>> /usr/share/php/Horde/Registry.php:1197 8.  
>>>>>>>>> Horde_Registry_Application->init() 9.  
>>>>>>>>> Whups_Application->_init()  
>>>>>>>>> /usr/share/php/Horde/Registry/Application.php:117 10.  
>>>>>>>>> Whups_Factory_Driver->create()  
>>>>>>>>> /var/www/horde/whups/lib/Application.php:49 )
>>>>>>>>>
>>>>>>>>> ##########################
>>>>>>>>>
>>>>>>>>> Here is my test mail for better debugging:
>>>>>>>>>
>>>>>>>>> ##########################
>>>>>>>>> root at derdapp001 ~ # sendmail whups@[mydn.tld]
>>>>>>>>> subject: Monitoring: test ticket
>>>>>>>>> data
>>>>>>>>> Hello World
>>>>>>>>> [CTRL]+d
>>>>>>>>> ##########################
>>>>>>>>>
>>>>>>>>> Let's give it a try on the local command line as postfix user:
>>>>>>>>> We create a little script:
>>>>>>>>> #################################
>>>>>>>>> 1 root at derdapp004 /tmp # cat testmail :(
>>>>>>>>> #!/bin/bash
>>>>>>>>> clear;
>>>>>>>>> echo "Hi, my name is $(whoami)";
>>>>>>>>> echo "from: root at derdapp001.[mydn.tld] _
>>>>>>>>> to: whups@[mydn.tld] _
>>>>>>>>> subject: Monitoring: test alert _
>>>>>>>>>  _
>>>>>>>>> hallo welt _
>>>>>>>>>  _
>>>>>>>>> "|whups-mail-filter -g -q monitoring;
>>>>>>>>> ######################################
>>>>>>>>>
>>>>>>>>> now we fire it as postfix:
>>>>>>>>> ####################################
>>>>>>>>> root at derdapp004 /tmp # sudo -u postfix /tmp/testmail
>>>>>>>>> learscreen]
>>>>>>>>> Hi, my name is postfix
>>>>>>>>>
>>>>>>>>> Message from syslogd at derdapp004 at Mar  9 17:28:18 ...
>>>>>>>>>  HORDE: No such backend "" found [pid 17708 on line 1679 of  
>>>>>>>>> "/usr/share/php/Horde/Registry.php"]
>>>>>>>>>
>>>>>>>>>   Fatal Error:
>>>>>>>>>   No such backend "" found
>>>>>>>>>   In /var/www/horde/whups/lib/Factory/Driver.php on line 46
>>>>>>>>>
>>>>>>>>>    1. Horde_Registry::appInit() /usr/bin/whups-mail-filter:74
>>>>>>>>>    2. Horde_Registry->pushApp() /usr/share/php/Horde/Registry.php:299
>>>>>>>>>    3. Horde_Registry->_pushAppError()
>>>>>>>>> /usr/share/php/Horde/Registry.php:1640
>>>>>>>>>    4. Horde_Registry::appInit() /usr/bin/whups-mail-filter:74
>>>>>>>>>    5. Horde_Registry->pushApp() /usr/share/php/Horde/Registry.php:299
>>>>>>>>>    6. Horde_Registry->callAppMethod()
>>>>>>>>> /usr/share/php/Horde/Registry.php:1635
>>>>>>>>>    7. call_user_func_array() /usr/share/php/Horde/Registry.php:1197
>>>>>>>>>    8. Horde_Registry_Application->init()
>>>>>>>>>    9. Whups_Application->_init()
>>>>>>>>> /usr/share/php/Horde/Registry/Application.php:117
>>>>>>>>>   10. Whups_Factory_Driver->create()
>>>>>>>>> /var/www/horde/whups/lib/Application.php:49
>>>>>>>>> ###################################
>>>>>>>>>
>>>>>>>>> Ok, give it a try on the root user:
>>>>>>>>>
>>>>>>>>> #######################################
>>>>>>>>> root at derdapp004 /tmp # ./testmail
>>>>>>>>> [clearscreen]
>>>>>>>>>
>>>>>>>>> Hi, my name is root
>>>>>>>>> Usage: whups-mail-filter [options]
>>>>>>>>>
>>>>>>>>> [bla bla bla]
>>>>>>>>>
>>>>>>>>>   Fatal Error:
>>>>>>>>>   --queue-name or --queue-id must specify a valid and public queue.
>>>>>>>>>      Available queues:
>>>>>>>>>
>>>>>>>>>   1. Horde_Cli->fatal() /usr/bin/whups-mail-filter:169
>>>>>>>>>
>>>>>>>>> ##########################################################
>>>>>>>>>
>>>>>>>>> WTF?!?!?
>>>>>>>>>
>>>>>>>>> Revert system pear setting:
>>>>>>>>> ####################################
>>>>>>>>> root at derdapp004 /tmp # pear config-set -c horde horde_dir '' system
>>>>>>>>> config-set succeeded
>>>>>>>>> ######################################
>>>>>>>>> again, local root test:
>>>>>>>>>
>>>>>>>>> #############################
>>>>>>>>> root at derdapp004 /tmp # ./testmail
>>>>>>>>> [clearscreen]
>>>>>>>>>
>>>>>>>>> [bla bla bla]
>>>>>>>>>
>>>>>>>>>   Fatal Error:
>>>>>>>>>   --queue-name or --queue-id must specify a valid and public queue.
>>>>>>>>>      Available queues:
>>>>>>>>>
>>>>>>>>>   1. Horde_Cli->fatal() /usr/bin/whups-mail-filter:169
>>>>>>>>>
>>>>>>>>> ###################################
>>>>>>>>>
>>>>>>>>> ok, last try, we check with the www-data:
>>>>>>>>>
>>>>>>>>> ##############################
>>>>>>>>> root at derdapp004 ~www # sudo -u www-data /tmp/testmail
>>>>>>>>> [clearscreen]
>>>>>>>>>
>>>>>>>>> Hi, my name is www-data
>>>>>>>>> root at derdapp004 ~www #
>>>>>>>>> ##############################
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> Well... ok, what is now going on.
>>>>>>>>> Permission check on queue has been done.
>>>>>>>>> Full rights for guest (tuned up during debugging).
>>>>>>>>> So what is wrong here?
>>>>>>>>>
>>>>>>>>> *confused*
>>>>>>>>>
>>>>>>>>> Carsten
>>>>>>>>
>>>>>>>> Two things to rule out:
>>>>>>>>
>>>>>>>> - Use -Q instead of -q
>>>>>>>> - Try using -a
>>>>>>>>
>>>>>>> Hi,
>>>>>>> ok, changed the script like this:
>>>>>>> #################################
>>>>>>> root at derdapp004 /tmp # cat testmail :(
>>>>>>> #!/bin/bash
>>>>>>> clear;
>>>>>>> echo "Hi, my name is $(whoami)";
>>>>>>> echo "from: root at derdapp001.[mydn.tld] _
>>>>>>> to: whups@[mydn.tld] _
>>>>>>> subject: Monitoring: test alert _
>>>>>>>  _
>>>>>>> hallo welt _
>>>>>>>  _
>>>>>>> "|whups-mail-filter -g -Q 5 -a carsten@[mydn.tld];
>>>>>>> ###################################
>>>>>>> Check root user: OK
>>>>>>> Check www-data: OK
>>>>>>> Check postfix: failed
>>>>>>> ###############################
>>>>>>> Hi, my name is postfix
>>>>>>> PHP Warning:  
>>>>>>> require_once(/var/www/horde/whups/lib/Application.php): failed  
>>>>>>> to open stream: Permission denied in  
>>>>>>> /usr/bin/whups-mail-filter on line 73
>>>>>>> PHP Fatal error:  require_once(): Failed opening required  
>>>>>>> '/var/www/horde/whups/lib/Application.php'  
>>>>>>> (include_path='.:/usr/share/php:/usr/share/pear') in  
>>>>>>> /usr/bin/whups-mail-filter on line 73
>>>>>>> ###############################
>>>>>>>
>>>>>>> Can You specify which files to check for permission settings?
>>>>>>> At the moment I have 744 on all directories at /var/www/horde
>>>>>>> and 745 on all files in the structure -I know a little  
>>>>>>> insecure, but it debugging time ;-)
>>>>>>>
>>>>>>> br
>>>>>>> Carsten
>>>>>>
>>>>>> /var/www/horde/whups/lib/Application.php is the file that  
>>>>>> cannot be opened due to permission problems.
>>>>>>
>>>>> Checked file permissions. As described above:
>>>>>
>>>>> ###################
>>>>> #
>>>>> root at derdapp004 ~www/horde/whups/lib # pwd
>>>>> /var/www/horde/whups/lib
>>>>> root at derdapp004 ~www/horde/whups/lib # ll Application.php
>>>>> -rwxr--r-x 1 www-data root 9169 Mar  7 11:33 Application.php
>>>>> ##
>>>>> ##################
>>>>>
>>>>> Let's check, what would be the output of a call of that file:
>>>>>
>>>>> #################
>>>>> ##
>>>>> root at derdapp004 ~www/horde/whups/lib # php -f Application.php
>>>>> root at derdapp004 ~www/horde/whups/lib #
>>>>> ##
>>>>> #################
>>>>>
>>>>> Now with postfix:
>>>>>
>>>>> #################
>>>>> ##
>>>>> root at derdapp004 ~www/horde # sudo -u postfix php -f  
>>>>> /var/www/horde/whups/lib/Application.php
>>>>> Could not open input file: /var/www/horde/whups/lib/Application.php
>>>>> #
>>>>> ##################
>>>>>
>>>>> Now I did a more intense check of the permissions, using
>>>>>
>>>>> ##############
>>>>> ##
>>>>> root at derdapp004 ~www/horde/whups/lib # sudo -u postfix ls  
>>>>> /var/www/horde/whups/lib
>>>>> ls: cannot access /var/www/horde/whups/lib: Permission denied
>>>>> root at derdapp004 ~www/horde/whups/lib # cd /var/www/horde
>>>>> root at derdapp004 ~www/horde # ll
>>>>> total 136
>>>>> [...snipp...]
>>>>> drwxr--r-- 13 www-data root  4096 Mar  7 11:33 whups
>>>>> ##
>>>>> ##############
>>>>>
>>>>> and bingo, a thing, I will never understand in the LX permission  
>>>>> context: You need execute to enter a directory
>>>>> Thinking about RBAC I solved it with this:
>>>>> 1st: create a group "www-horde"
>>>>> 2nd: put user postfix into that group
>>>>> 3rd: do a "chown -R www-data:www-horde /var/www/horde"
>>>>> 4th: do a "chmod -R 750 /var/www/horde"
>>>>> 5th: do another test:
>>>>>
>>>>> #################
>>>>> ##
>>>>> root at derdapp004 ~www/horde # sudo -u postfix /tmp/testmail
>>>>> learscreen]
>>>>> Hi, my name is postfix
>>>>> root at derdapp004 ~www/horde #
>>>>> ##
>>>>> #################
>>>>>
>>>>> Ticket created!! And now: be happy.... ;-)
>>>>>
>>>>> Thanks for You patients and help!!
>>>>>
>>>>> br
>>>>> Carsten
>>>>
>>>> ok, back, where we have started. I've forgotten the test using the mail:
>>>> #######################
>>>> ##
>>>>
>>>> <whups at localhost> (expanded from <whups@[mydn.tld]>): Command died with
>>>>     status 255: "/usr/bin/whups-mail-filter -g -a carsten@[mydn.tld] -Q
>>>>     5". Command output: PHP Warning:
>>>>     require_once(/var/www/horde/whups/lib/Application.php): failed to open
>>>>     stream: Permission denied in /usr/bin/whups-mail-filter on line 73 PHP
>>>>     Fatal error:  require_once(): Failed opening required
>>>>     '/var/www/horde/whups/lib/Application.php'
>>>>     (include_path='.:/usr/share/php:/usr/share/pear') in
>>>>     /usr/bin/whups-mail-filter on line 73
>>>>
>>>> ##
>>>> #######################
>>>>
>>>> *BöseFlüche*
>>>>
>>>> What else have I missed?
>>>>
>>>> br
>>>> Carsten
>>>
>>> I did some more research and found that:
>>> "...
>>> postfix/main.cf
>>> default_privs (default: nobody)
>>> The default rights used by the local(8) delivery agent for  
>>> delivery to external file or command. These rights are used when  
>>> delivery is requested from an aliases(5) file that is owned by  
>>> root, or when delivery is done on behalf of root. DO NOT SPECIFY A  
>>> PRIVILEGED USER OR THE POSTFIX OWNER.
>>> ..."
>>>
>>> I added two lines to the whups-mail-filter like that:
>>> "...
>>> <?php
>>> $shellex = shell_exec("logger INFO $(whoami)");
>>> echo $shellex;
>>> ..."
>>>
>>> Which returned this in the syslog:
>>> "..
>>> Mar 11 13:25:58 derdapp004 logger: INFO nobody
>>> ..."
>>>
>>> So, we are back to the permissions.
>>>
>>> 1st: create a new user "postfix-pipe"
>>> 2nd: add it to the group "www-horde".
>>> 3rd: add "default_privs = postfix-pipe" to the main.cf
>>> 4th: do a postmap main.cf and a postfix reload
>>> 5th: do a command line check:
>>> ##############################
>>> ##
>>> root at derdapp004 /etc # sudo -u postfix-pipe php -f  
>>> /var/www/horde/whups/lib/Application.php
>>> root at derdapp004 /etc #
>>> ##
>>> ##############################
>>> => works!
>>>
>>> 6th: do a mail check:
>>> "...
>>> Mar 11 13:54:39 derdapp004 logger: INFO postfix-pipe
>>> Mar 11 13:54:40 derdapp004 postfix/local[32191]: A2D55415CC:  
>>> to=<whups at localhost>, orig_to=<whups@[mydn.tld]>, relay=local,  
>>> delay=0.61, delays=0.08/0.04/0/0.5, dsn=5.3.0, status=bounced  
>>> (Command died with status 255: "/usr/bin/whups-mail-filter -g -a  
>>> carsten@[mydn.tld] -Q 5". Command output: PHP Warning:  
>>> require_once(/var/www/horde/whups/lib/Application.php): failed to  
>>> open stream: Permission denied in /usr/bin/whups-mail-filter on  
>>> line 76 PHP Fatal error:  require_once(): Failed opening required  
>>> '/var/www/horde/whups/lib/Application.php'  
>>> (include_path='.:/usr/share/php:/usr/share/pear') in  
>>> /usr/bin/whups-mail-filter on line 76 )
>>> ..."
>>> => FAILS!!
>>>
>>> now I am totaly off.......
>>
>> Did you check the permissions of all parent directories too?
>>
> I think, I did, but let's walk through:
> Toplevel "var" looks ok (other = r and x):
> ###
> root at derdapp004 ~www # cd /
> root at derdapp004 / # ll
> [...snip...]
> drwxr-xr-x  14 root  root       4096 May  3  2017 var
> ###
>
> Step into /var and check "www".
> looks good, too.(other = r and x):
> ###
> root at derdapp004 / # cd var
> root at derdapp004 /var # ll
> [...snip...]
> drwxr-xr-x  4 root  root  4096 May  6  2017 www
> ###
>
> Now into www to check "horde".
> From here we use group permission (www-horde = r and x)
> ###
> oot at derdapp004 /var # cd www
> root at derdapp004 ~www # ll
> drwxr-x--- 24 www-data www-horde 4096 Mar  7 11:33 horde
> ###
>
> Next below horde is "whups":
> ###
> root at derdapp004 ~www # cd horde :(
> root at derdapp004 ~www/horde # ll
> [...snip...]
> drwxr-x--- 13 www-data www-horde  4096 Mar  7 11:33 whups
> ###
>
> Subfolder "lib":
> ###
> oot at derdapp004 ~www/horde # cd whups
> root at derdapp004 ~www/horde/whups # ll
> [..snip..]
> drwxr-x--- 14 www-data www-horde 4096 Mar  7 11:33 lib
> ###
>
> and last but nor least the file itself:
> ###
> root at derdapp004 ~www/horde/whups # cd lib
> root at derdapp004 ~www/horde/whups/lib # ll
> [...snip...]
> -rwxr-x--- 1 www-data www-horde  9232 Mar 11 18:55 Application.php
> ###
>
> I do not see any error from that point of view.
>
> If I do a "chmod -R 777 *" through the horde structure, it works.
> I have added the "whoami" lines to the "Application.php" and it  
> returns "postfix-pipe" if executed successful.
>
> I already checked for apparmor and selinux, but last is not active  
> and first is only configured for mysql.
> The server has been rebooted meanwhile, too, just to make sure the  
> new user/group objects are loaded, but no change.
> At the moment I am totally out of ideas, and a "777" is not really  
> acceptable from my perspective.
>
> Any idea, how to do a "strace" on whups-mail-filter?!
>
> br
> Carsten

strace php whups-mail-filter

-- 
Jan Schneider
The Horde Project
https://www.horde.org/



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