Hi Christoph On Fri, Oct 19, 2012 at 11:16:51AM +0200, Christoph Berg wrote: > thanks for the patch, but I don't think it is valid. If you remove the > dacs module, but leave the apache config there, apache will not be > happy. I guess the best would be to call a2dismod to remove the > symlink when the package is removed.
I just checked this again, here is the log from the test in a virtual
machine. The symlink is removed in preinst. And removing the
/etc/apache2/mods-available/auth_dacs.load is then left to when the
package is purged.
----cut---------cut---------cut---------cut---------cut---------cut-----
root@sid:~# dpkg -i libdacs1_1.4.27b-1.1_amd64.deb
libapache2-mod-dacs_1.4.27b-1.1_amd64.deb dacs_1.4.27b-1.1_amd64.deb
(Reading database ... 31077 files and directories currently installed.)
Preparing to replace libdacs1 1.4.27b-1 (using libdacs1_1.4.27b-1.1_amd64.deb)
...
Unpacking replacement libdacs1 ...
Selecting previously unselected package libapache2-mod-dacs.
Unpacking libapache2-mod-dacs (from libapache2-mod-dacs_1.4.27b-1.1_amd64.deb)
...
Preparing to replace dacs 1.4.27b-1 (using dacs_1.4.27b-1.1_amd64.deb) ...
Unpacking replacement dacs ...
Setting up libdacs1 (1.4.27b-1.1) ...
Setting up dacs (1.4.27b-1.1) ...
Installing new version of config file /etc/dacs/acls/INDEX ...
Processing triggers for man-db ...
Setting up libapache2-mod-dacs (1.4.27b-1.1) ...
[....] Reloading web server config: apache2apache2: Could not reliably
determine the server's fully qualified domain name, using 192.168.122.53 for
ServerName
. ok
root@sid:~# ls -lah /etc/apache2/mods-{available,enabled}/auth_dacs.load
-rw-r--r-- 1 root root 85 Oct 18 16:48
/etc/apache2/mods-available/auth_dacs.load
lrwxrwxrwx 1 root root 32 Oct 20 09:25 /etc/apache2/mods-enabled/auth_dacs.load
-> ../mods-available/auth_dacs.load
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Ok, now only remove the package without deleting
/etc/apache2/mods-available/auth_dacs.load:
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root@sid:~# apt-get remove libapache2-mod-dacs
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
dacs libdacs1
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
libapache2-mod-dacs
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
After this operation, 121 kB disk space will be freed.
Do you want to continue [Y/n]? y
(Reading database ... 31083 files and directories currently installed.)
Removing libapache2-mod-dacs ...
Module auth_dacs disabled.
To activate the new configuration, you need to run:
service apache2 restart
root@sid:~# service apache2 restart
[....] Restarting web server: apache2apache2: Could not reliably determine the
server's fully qualified domain name, using 192.168.122.53 for ServerName
... waiting apache2: Could not reliably determine the server's fully qualified
domain name, using 192.168.122.53 for ServerName
. ok
root@sid:~# ls -lah /etc/apache2/mods-{available,enabled}/auth_dacs.load
ls: cannot access /etc/apache2/mods-enabled/auth_dacs.load: No such file or
directory
-rw-r--r-- 1 root root 85 Oct 18 16:48
/etc/apache2/mods-available/auth_dacs.load
root@sid:~# service apache2 status
Apache2 is running (pid 7602).
----cut---------cut---------cut---------cut---------cut---------cut-----
So the file /etc/apache2/mods-available/auth_dacs.load is left, and
apache2 still starts. If now package is purged, all (also
conffile dissapear):
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root@sid:~# apt-get purge libapache2-mod-dacs
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
dacs libdacs1
Use 'apt-get autoremove' to remove them.
The following packages will be REMOVED:
libapache2-mod-dacs*
0 upgraded, 0 newly installed, 1 to remove and 0 not upgraded.
After this operation, 0 B of additional disk space will be used.
Do you want to continue [Y/n]? y
(Reading database ... 31078 files and directories currently installed.)
Removing libapache2-mod-dacs ...
Purging configuration files for libapache2-mod-dacs ...
root@sid:~# ls -lah /etc/apache2/mods-{available,enabled}/auth_dacs.load
ls: cannot access /etc/apache2/mods-available/auth_dacs.load: No such file or
directory
ls: cannot access /etc/apache2/mods-enabled/auth_dacs.load: No such file or
directory
root@sid:~# service apache2 restart
[....] Restarting web server: apache2apache2: Could not reliably determine the
server's fully qualified domain name, using 192.168.122.53 for ServerName
... waiting ^[[Aapache2: Could not reliably determine the server's fully
qualified domain name, using 192.168.122.53 for ServerName
. ok
root@sid:~# service apache2 status
Apache2 is running (pid 7790).
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I hope I did not miss something.
Regards,
Salvatore
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