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<title>Re: [smokeping-users] Permission problem on master server</title>
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<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">Hi Greg,<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">root@smokeping-master:/var/lib/smokeping/Local# chmod g+w :/var/lib/smokeping/Local<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">chmod: cannot access `:/var/lib/smokeping/Local': No such file or directory<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">So I run following command on master and slave without any error:<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">root@smokeping-master:/var/lib/smokeping/Local# chmod g+w -R /var/lib/smokeping/*<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">Now I can’t find an new error in the apache log file (since the last 15 minutes) but I’m still not seeing the
Graph on the website from the master </span><span lang="EN-GB" style="font-size:10.0pt;font-family:Wingdings;color:black;mso-fareast-language:EN-US">L</span><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">Any idea?<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US"><o:p> </o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">Thanks.<o:p></o:p></span></p>
<p class="MsoNormal"><span lang="EN-GB" style="font-size:10.0pt;font-family:"Microsoft Sans Serif",sans-serif;color:black;mso-fareast-language:EN-US">Tobias<o:p></o:p></span></p>
<p class="MsoNormal"><span style="mso-fareast-language:EN-US"><o:p> </o:p></span></p>
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<p class="MsoNormal"><b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif">Von:</span></b><span style="font-size:11.0pt;font-family:"Calibri",sans-serif"> smokeping-users [mailto:smokeping-users-bounces+tobias.ackermann=kion-ims.com@lists.oetiker.ch]
<b>Im Auftrag von </b>Gregory Sloop<br>
<b>Gesendet:</b> Freitag, 3. Juli 2015 20:12<br>
<b>An:</b> smokeping-users@lists.oetiker.ch<br>
<b>Betreff:</b> Re: [smokeping-users] Permission problem on master server<o:p></o:p></span></p>
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<p class="MsoNormal"><o:p> </o:p></p>
<p class="MsoNormal" style="margin-bottom:12.0pt"><span style="font-size:9.0pt;font-family:"Courier New"">So, it looks like Apache doesn't have rights to create the cache directory.<br>
<br>
See:<br>
</span><span style="font-size:10.0pt">drwxr-xr-x 2 smokeping www-data 4096 Jul 1 14:28 .<br>
drwxr-xr-x 6 smokeping www-data 4096 Jul 1 14:28 ..<br>
<br>
</span><span style="font-size:9.0pt;font-family:"Courier New"">So, assuming I'm right:<br>
chmod g+w </span><span style="font-size:10.0pt">:/var/lib/smokeping/Local<br>
<br>
</span><span style="font-size:9.0pt;font-family:"Courier New"">This would make that directory RW for the group [www-data]<br>
<br>
However, I'll be surprised if the slaves can write to the RRD's either, since they're also r-- for the group, so you'll probably want to use the same chmod command on them.<br>
<br>
-Greg</span><o:p></o:p></p>
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<p class="MsoNormal"><span style="font-size:10.0pt">Thank you for your reply.<br>
<br>
</span><span lang="EN-GB" style="font-size:10.0pt">root@smokeping-master:~# ls -al /var/lib/smokeping/Local/LocalMachine.smokeping-slave1.slave_cache<br>
ls: cannot access /var/lib/smokeping/Local/LocalMachine.smokeping-slave1.slave_cache: No such file or directory<br>
<br>
If I run it in this way I got the following output:<br>
<br>
root@smokeping-master:/var/lib/smokeping/Local# ls -al<br>
total 11688<br>
drwxr-xr-x 2 smokeping www-data 4096 Jul 1 14:28 .<br>
drwxr-xr-x 6 smokeping www-data 4096 Jul 1 14:28 ..<br>
-rw-r--r-- 1 smokeping www-data 2986808 Jul 3 20:02 LocalMachine.rrd<br>
-rw-r--r-- 1 smokeping www-data 2986808 Jul 1 14:28 LocalMachine~smokeping-slave1.rrd<br>
-rw-r--r-- 1 smokeping www-data 2986808 Jul 1 14:28 LocalMachine~smokeping-slave2.rrd<br>
-rw-r--r-- 1 smokeping www-data 2986808 Jul 1 14:28 LocalMachine~smokeping-slave3.rrd<br>
root@smokeping-master:/var/lib/smokeping/Local#<br>
<br>
<br>
Thank you and regards<br>
Tobias<br>
<br>
<br>
</span><b><span lang="EN-GB" style="font-size:11.0pt">Von:</span></b><span lang="EN-GB" style="font-size:11.0pt"> smokeping-users [</span><span style="font-size:11.0pt"><a href="mailto:smokeping-users-bounces+tobias.ackermann=kion-ims.com@lists.oetiker.ch"><span lang="EN-GB">mailto:smokeping-users-bounces+tobias.ackermann=kion-ims.com@lists.oetiker.ch</span></a></span><span lang="EN-GB" style="font-size:11.0pt">]
<b>Im Auftrag von </b>Gregory Sloop<br>
<b>Gesendet:</b> Freitag, 3. Juli 2015 18:10<br>
<b>An:</b> </span><span style="font-size:11.0pt"><a href="mailto:smokeping-users@lists.oetiker.ch"><span lang="EN-GB">smokeping-users@lists.oetiker.ch</span></a></span><span lang="EN-GB" style="font-size:11.0pt"><br>
<b>Betreff:</b> Re: [smokeping-users] Permission problem on master server<br>
<br>
</span><span lang="EN-GB" style="font-size:9.0pt">What's the result of:<br>
<br>
ls -al /var/lib/smokeping//Local/LocalMachine.smokeping-slave1.slave_cache<br>
<br>
<br>
<b><span style="color:maroon">AT> Hello all,<br>
AT> <br>
AT> I think I have a problem with the permissions on the master system for /var/lib/smokeping/<br>
AT> <br>
AT> The config is wokring on the Slave system :<br>
AT> <br>
AT> root@smokeping-slave1:~# smokeping -restart<br>
AT> --master-url=http://10.16.0.91/smokeping/smokeping.cgi<br>
AT> --cache-dir=/var/smokeping/ <br>
AT> --shared-secret=/var/smokeping/secret.txt<br>
AT> Sent data to Server and got new config in response.<br>
</span></b></span><b><span style="font-size:9.0pt;color:maroon">AT> Note: logging to syslog as local0/info.<br>
AT> Daemonizing /usr/sbin/smokeping ...<br>
AT> root@smokeping-slave1:~#<br>
AT> <br>
AT> Debug mode tell me also “Sent data to Server. Server said OK”.<br>
AT> <br>
AT> But if I have a look to the apache error log<br>
AT> (/var/log/apache2/error.log)on the master Server I found this errors:<br>
AT> <br>
AT> [Wed Jul 1 20:37:37 2015] smokeping.cgi [client 10.16.10.108]:<br>
AT> Could not lock<br>
AT> /var/lib/smokeping//Local/LocalMachine.smokeping-slave1.slave_cache<br>
AT> (Permission denied). Trying again 2 more times.<br>
AT> [Wed Jul 1 20:37:38 2015] smokeping.cgi [client 10.16.10.108]:<br>
AT> Could not lock<br>
AT> /var/lib/smokeping//Local/LocalMachine.smokeping-slave1.slave_cache<br>
AT> (Permission denied). Trying again 1 more times.<br>
AT> [Wed Jul 1 20:37:38 2015] smokeping.cgi [client 10.16.10.108]:<br>
AT> Could not update<br>
AT> /var/lib/smokeping//Local/LocalMachine.smokeping-slave1.slave_cache,<br>
AT> giving up for now. at /usr/share/perl5/Smokeping/Maste.....<br>
AT> And many many more entries.<br>
AT> <br>
AT> I think I have to change the permission for the folder<br>
AT> /var/lib/Smokeping/ but I don’t now with which permissions for which user.<br>
<br>
AT> Here the permissions for the folders:<br>
AT> <br>
AT> root@smokeping-master:/var/lib# ls -l<br>
AT> total 104<br>
AT> drwxr-xr-x 5 root root 4096 Jul 1 14:16 apt<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:52 aptitude<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:45 dhcp<br>
AT> drwxr-xr-x 4 root root 4096 Jul 1 13:59 dictionaries-common<br>
AT> drwxr-xr-x 8 root root 4096 Jul 1 14:16 dpkg<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 14:02 exim4<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:46 initramfs-tools<br>
AT> drwxr-xr-x 2 root root 4096 Jul 14 2013 initscripts<br>
AT> drwxr-xr-x 2 root root 4096 Jul 14 2013 insserv<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 14:00 ispell<br>
AT> drwxrwsr-x 2 libuuid libuuid 4096 Dec 11 2012 libuuid<br>
AT> drwxr-xr-x 2 root root 4096 May 17 2012 logrotate<br>
AT> drwxr-xr-x 2 root root 4096 Dec 4 2013 misc<br>
AT> drwxr-xr-x 2 root root 4096 Sep 25 2010 mlocate<br>
AT> drwxr-xr-x 5 statd nogroup 4096 Jul 1 14:02 nfs<br>
AT> drwxr-xr-x 2 root root 4096 Apr 28 2013 os-prober<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:44 pam<br>
AT> lrwxrwxrwx 1 root root 18 Jul 1 13:59 python-support -> /usr/lib/pymodules<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 14:00 sgml-base<br>
AT> drwxr-xr-x 6 smokeping smokeping 4096 Jul 1 14:28 smokeping<br>
AT> drwxr-xr-x 3 root root 4096 Jul 1 13:59 tex-common<br>
AT> drwxr-xr-x 3 root root 4096 Jul 1 14:01 ucf<br>
AT> drwxr-xr-x 2 root root 4096 Nov 23 2012 update-rc.d<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:44 urandom<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 13:46 usbutils<br>
AT> drwxr-xr-x 3 root root 4096 Jul 1 13:45 vim<br>
AT> drwxr-xr-x 2 root root 4096 Jul 1 14:00 xml-core<br>
AT> <br>
AT> <br>
AT> root@smokeping-master:/var/lib/smokeping# ls -l<br>
AT> total 16<br>
AT> drwxrwsr-x 2 smokeping www-data 4096 Mar 17 2013 __cgi<br>
AT> drwxr-xr-x 5 smokeping smokeping 4096 Jul 1 20:57 All<br>
AT> drwxr-xr-x 2 smokeping smokeping 4096 Jul 1 14:28 Local<br>
AT> drwxr-xr-x 2 smokeping smokeping 4096 Jul 1 21:13 __sortercache<br>
AT> <br>
AT> <br>
AT> root@smokeping-master:/var/lib/smokeping/Local# ls -l<br>
AT> total 11680<br>
AT> -rw-r--r-- 1 smokeping smokeping 2986808 Jul 1 21:18 LocalMachine.rrd<br>
AT> -rw-r--r-- 1 smokeping smokeping 2986808 Jul 1 14:28<br>
AT> LocalMachine~smokeping-slave1.rrd<br>
AT> -rw-r--r-- 1 smokeping smokeping 2986808 Jul 1 14:28<br>
AT> LocalMachine~smokeping-slave2.rrd<br>
AT> -rw-r--r-- 1 smokeping smokeping 2986808 Jul 1 14:28<br>
AT> LocalMachine~smokeping-slave3.rrd<br>
AT> root@smokeping-master:/var/lib/smokeping/Local#</span></b><o:p></o:p></p>
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