For Lizmap, they plan to release a version 3.3 soon to be compatible with QGIS Server 3. It seems they need to wait for the QGIS 3.4.6 bugfix release (March 22th according to the roadmap link above). It's true that Lizmap 3.2 is not fully compatible with QGIS 3.
You are welcome to give your feedback on the link below about Lizmap 3.3:
After playing around with settings I've figured it out. The problem was with the definition, I didn't add the port number so after I added 2 lines:
I've tested this procedure on the QGIS 2.18 LTS on Ubuntu 16.04 LTS. NOTE: For safety reasons use the old version of the QGIS server and desktop!
Yes you have to change the profiles.ini.php.
If you take a look at my question, I had a similar problem.
IMPORTANT NOTE: Changing the profiles.ini.php won't do much if you've already executed the installation ...
You need to set up the scale that you want and then set up the canvas extent in QGIS
Project --> Project properties --> OWS Server --> WMS Capabilities --> Use current canvas extent
Save it, and open lizmap plugin
Lizmap Plugin --> Map --> Initial Map extent -> Set from project properties
How to display diagrams for all selected features
Generate diagrams for aggregated attributes of all selected features with an expression using the is_selected() and aggregate functions. For example, this expression calculates the total "population" for selected features: sum( "population", '',is_selected()).
Combine attributes as desired into one ...
Did you do a symbolic link inside of your folder?
ln -s your_project.qgs /usr/lib/cgi-bin/your_directory/your_project.qgs
Is the your_project.qgs.cfg a file?
ln -s your_project.qgs.cfg /usr/lib/cgi-bin/your_directory/your_project.qgs.cfg
Did you change the permissions in the new directory?
sudo chown :www-data /usr/lib/cgi-bin/your_directory -R
Lizmap is based on OpenLayers 2 so if you want to cluster points from a WFS, you'll have to use OpenLayers.Strategy.Cluster