Thank you for your help, by the way!
On Thursday, December 2, 2021 at 8:35:45 PM UTC-8 matkatmusic wrote:
> Alright, I got it fully working now.
>
> I had to use this in the conf files:
> WSGIDaemonProcess flaskapp
> python-home=/home/bfxqsxmy/public_html/flask/venv/
> python-path=/home/bfxqsxmy/public_html/flask/
> WSGIScriptAlias /app /home/bfxqsxmy/public_html/flask/application.wsgi
> process-group=flaskapp application-group=%{GLOBAL}
>
> And then this in the application.wsgi file
> from pfm.test1 import app as application
>
> Now I can try migrating the actual app over, including the .env file, and
> seeing if it works.
>
>
> On Thursday, December 2, 2021 at 7:09:34 PM UTC-8 Graham Dumpleton wrote:
>
>>
>> On 3 Dec 2021, at 1:42 pm, matkatmusic <[email protected]> wrote:
>>
>> Here is the part that gets included automatically from the VirtualHost
>> directive for my site http://flask.chordieapp.com
>> Cpanel is automatically creating the VirtualHost directive, and the
>> instructions say to create a file in /etc/apache2/conf.d/userdata/ and then
>> either /std/ or /ssl/ for the site that was added.
>> This is the http file: /etc/apache2/conf.d/userdata/std/2_4/bfxqsxmy/
>> flask.chordieapp.com/flask.chordieapp.com.conf
>>
>> <IfModule alias_module>
>>
>>
>> There shouldn't be an IfModule section for alias_module because that is
>> nothing to do with mod_wsgi. You only want what was inside that section.
>>
>> WSGIDaemonProcess flaskapp
>> python-home=/home/bfxqsxmy/public_html/flask/venv/
>> WSGIProcessGroup flaskapp
>> WSGIScriptAlias /app /home/bfxqsxmy/public_html/flask/application.wsgi
>>
>>
>> Better to also change this to:
>>
>> WSGIDaemonProcess flaskapp
>> python-home=/home/bfxqsxmy/public_html/flask/venv/
>> WSGIScriptAlias /app
>> /home/bfxqsxmy/public_html/flask/application.wsgi process-group=flaskapp
>> application-group=%{GLOBAL}
>>
>> You are also not telling mod_wsgi where you application code is. You
>> probably mean:
>>
>> WSGIDaemonProcess flaskapp
>> python-home=/home/bfxqsxmy/public_html/flask/venv/
>> python-path=/home/bfxqsxmy/public_html/flask
>> WSGIScriptAlias /app
>> /home/bfxqsxmy/public_html/flask/application.wsgi process-group=flaskapp
>> application-group=%{GLOBAL}
>>
>> </IfModule>
>>
>> <Directory "/home/bfxqsxmy/public_html/flask/">
>> Options FollowSymLinks
>> AllowOverride None
>> Require all granted
>> </Directory>
>>
>> # ErrorLog ${APACHE_LOG_DIR}/error.log
>> LogLevel warn
>> # CustomLog ${APACHE_LOG_DIR}/access.log combined
>>
>> Here is the https conf:
>> <IfModule alias_module>
>> # this daemon process was declared in the /std/ copy of this file
>> (handler for http, not https)
>> # WSGIDaemonProcess flaskapp
>> python-home=/home/bfxqsxmy/public_html/flask/venv/
>> WSGIProcessGroup flaskapp
>> WSGIScriptAlias /app /home/bfxqsxmy/public_html/flask/application.wsgi
>> </IfModule>
>>
>> <Directory "/home/bfxqsxmy/public_html/flask/">
>> Options FollowSymLinks
>> AllowOverride None
>> Require all granted
>> </Directory>
>>
>> # ErrorLog ${APACHE_LOG_DIR}/error.log
>> LogLevel warn
>> # CustomLog ${APACHE_LOG_DIR}/access.log combined
>>
>>
>> Only need for mod_wsgi.
>>
>> WSGIScriptAlias /app
>> /home/bfxqsxmy/public_html/flask/application.wsgi process-group=flaskapp
>> application-group=%{GLOBAL}
>>
>> No WSGIDaemonProcess directive.
>>
>> You still need the Directory stuff in both.
>>
>> Here is the folder hierarchy over /public_html/flask
>>
>> <Screen Shot 2021-12-02 at 6.36.04 PM.png>
>> Here is the folder hierarchy of /public_html/flask/pfm/
>>
>> <Screen Shot 2021-12-02 at 6.33.44 PM.png>
>>
>> Here is what is written in `application.wsgi`:
>> 1 python_home = '/home/bfxqsxmy/public_html/flask/venv'
>> 2 import sys
>> 3 import site
>> 4
>> 5 # Calculate path to site-packages directory.
>> 6
>> 7 python_version = '.'.join(map(str, sys.version_info[:2]))
>> 8 site_packages = python_home + '/lib/python%s/site-packages' %
>> python_version
>> 9
>> 10 # Add the site-packages directory.
>> 11
>> 12 site.addsitedir(site_packages)
>> 13 from pfm import test1 as test1
>> 14 from test1 import app as application
>>
>>
>> This should all be replaced with just:
>>
>> from pfm import test1 as test1
>> from test1 import app as application
>>
>> The directory that "pfm" package is in should be what you add to
>> python-path above.
>>
>>
>> Here's the error message: _wsgi (pid=13119, process='flaskapp',
>> application='flask.chordieapp.com|/app'): Loading Python script file
>> '/home/bfxqsxmy/public_html/flask/application.wsgi'. [Thu Dec 02
>> 19:37:30.512141 2021] [wsgi:error] [pid 13119:tid 47096016185088] [remote
>> 73.221.155.223:57349] mod_wsgi (pid=13119): Failed to exec Python script
>> file '/home/bfxqsxmy/public_html/flask/application.wsgi'. [Thu Dec 02
>> 19:37:30.512220 2021] [wsgi:error] [pid 13119:tid 47096016185088] [remote
>> 73.221.155.223:57349] mod_wsgi (pid=13119): Exception occurred
>> processing WSGI script '/home/bfxqsxmy/public_html/flask/application.wsgi'.
>> [Thu Dec 02 19:37:30.512623 2021] [wsgi:error] [pid 13119:tid
>> 47096016185088] [remote 73.221.155.223:57349] Traceback (most recent
>> call last): [Thu Dec 02 19:37:30.512660 2021] [wsgi:error] [pid 13119:tid
>> 47096016185088] [remote 73.221.155.223:57349]File
>> "/home/bfxqsxmy/public_html/flask/application.wsgi", line 13, in <module>
>> [Thu Dec 02 19:37:30.512664 2021] [wsgi:error] [pid 13119:tid
>> 47096016185088] [remote 73.221.155.223:57349] from pfm import test1 as
>> test1 [Thu Dec 02 19:37:30.512690 2021] [wsgi:error] [pid 13119:tid
>> 47096016185088] [remote 73.221.155.223:57349] ModuleNotFoundError: No
>> module named 'pfm'
>>
>>
>> When I comment everything out in application.wsgi and use your 'hello
>> world' script instead, I see 'hello world' when I visit the URL to the app:
>>
>> def application(environ, start_response):
>> status = '200 OK'
>> output = b'Hello World!'
>>
>> response_headers = [('Content-type', 'text/plain'),
>> ('Content-Length', str(len(output)))]
>> start_response(status, response_headers)
>>
>> return [output]
>>
>> <Screen Shot 2021-12-02 at 6.22.48 PM.png>
>>
>>
>> As I said earlier, it's a python error related to the folder hierarchy
>> and not being able to find the files.
>> Any ideas?
>>
>> On Thursday, December 2, 2021 at 6:23:41 PM UTC-8 Graham Dumpleton wrote:
>>
>>> You would need to post the error messages and the mod_wsgi configuration
>>> if you want help resolving it. Too hard to guess otherwise.
>>>
>>> On 3 Dec 2021, at 1:21 pm, matkatmusic <[email protected]> wrote:
>>>
>>> I'm not using it.
>>> I followed your guide and what it says about python3.
>>>
>>> On Thursday, December 2, 2021 at 6:20:35 PM UTC-8 Graham Dumpleton wrote:
>>>
>>>> You should not use activate_this.py for virtual environment activation
>>>> unless you have no other choice. Use WSGIPythonHome or preferably use
>>>> WSGIDaemonProcess and python-home as explain in that doc.
>>>>
>>>> On 3 Dec 2021, at 1:18 pm, matkatmusic <[email protected]> wrote:
>>>>
>>>> Success!!!
>>>>
>>>> [wsgi:info] [pid 19919:tid 47035722368064] mod_wsgi (pid=19919):
>>>> Initializing Python.
>>>> [Thu Dec 02 15:38:08.576095 2021] [wsgi:info] [pid 19916:tid
>>>> 47035722368064] mod_wsgi (pid=19916): Attach interpreter ''.
>>>> [Thu Dec 02 15:38:08.586154 2021] [wsgi:info] [pid 19913:tid
>>>> 47035722368064] mod_wsgi (pid=19913): Attach interpreter ''.
>>>> [Thu Dec 02 15:38:08.591026 2021] [wsgi:info] [pid 19914:tid
>>>> 47035722368064] mod_wsgi (pid=19914): Attach interpreter ''.
>>>> [Thu Dec 02 15:38:08.594354 2021] [wsgi:info] [pid 19915:tid
>>>> 47035722368064] mod_wsgi (pid=19915): Attach interpreter ''.
>>>> [Thu Dec 02 15:38:08.598385 2021] [wsgi:info] [pid 19919:tid
>>>> 47035722368064] mod_wsgi (pid=19919): Attach interpreter ''.
>>>> [ N 2021-12-02 15:38:08.9955 19868/T1 age/Cor/TelemetryCollector.h:531
>>>> ]: Message from Phusion: End time can not be before or equal to begin time
>>>> [ N 2021-12-02 15:38:09.0274 19868/T1 age/Cor/CoreMain.cpp:1325 ]:
>>>> Passenger core shutdown finished
>>>>
>>>> Now I am getting python-specific errors when I try to load up my site.
>>>> These errors are related to the virtual environment and the missing
>>>> `activate_this.py` file.
>>>>
>>>> After reading:
>>>> https://modwsgi.readthedocs.io/en/develop/user-guides/virtual-environments.html
>>>>
>>>> It seems like mod_wsgi is meant for, or designed around python v2.x,
>>>> not v3.x
>>>>
>>>> I was able to get the hello, world snippet you shared here up and
>>>> running and printing out.
>>>>
>>>> https://modwsgi.readthedocs.io/en/develop/user-guides/debugging-techniques.html#apache-error-log-files
>>>>
>>>> Now I just need to solve these import errors, which seem to be related
>>>> to my folder hierarchy and file structure.
>>>>
>>>>
>>>>
>>>> On Thursday, December 2, 2021 at 1:47:38 PM UTC-8 Graham Dumpleton
>>>> wrote:
>>>>
>>>>> A few quick comments as got other things need to do before read
>>>>> through this properly.
>>>>>
>>>>> 1. Compiling your own Python can be tricky. Read:
>>>>>
>>>>> *
>>>>> http://blog.dscpl.com.au/2015/06/installing-custom-python-version-into.html
>>>>>
>>>>> Ignore that it talks about docker as still relevant.
>>>>>
>>>>> 2. If you are using Python from a non standard location, if using CMMI
>>>>> install method you have to embed in mod_wsgi knowledge of where it is.
>>>>> That is, set LD_RUN_PATH when compiling/installing module. Read:
>>>>>
>>>>> *
>>>>> https://modwsgi.readthedocs.io/en/master/user-guides/installation-issues.html#unable-to-find-python-shared-library
>>>>>
>>>>> 3. Instead of using CMMI install method, it can be better to use pip
>>>>> install method. Read:
>>>>>
>>>>> * https://pypi.org/project/mod-wsgi/
>>>>>
>>>>> Graham
>>>>>
>>>>> On 3 Dec 2021, at 8:39 am, matkatmusic <[email protected]> wrote:
>>>>>
>>>>> I am getting the following error when I try to use mod_wsgi with
>>>>> Apache2.4:
>>>>>
>>>>> The “/usr/sbin/httpd -DSSL -t -f
>>>>> /etc/apache2/conf.d/includes/pre_main_global.conf.tmp.cfgcheck -C Include
>>>>> "/etc/apache2/conf.modules.d/*.conf"” command (process 10241) reported
>>>>> error number 1 when it ended. httpd: Syntax error on line 2 of
>>>>> /etc/apache2/conf.d/includes/pre_main_global.conf.tmp.cfgcheck: Cannot
>>>>> load
>>>>> modules/mod_wsgi.so into server: libpython3.9.so.1.0: cannot open shared
>>>>> object file: No such file or directory
>>>>>
>>>>> I have installed python3.9.9 from source code as the Cpanel user into:
>>>>> $HOME/python/Python-3.9.9/
>>>>> the configuration was:
>>>>> --enable-shared --prefix=$HOME/python
>>>>> This install location is taken from this tutorial from my host:
>>>>> https://www.bluehost.com/help/article/python-installation
>>>>>
>>>>> mkdir ~/python cd ~/python wget
>>>>> http://www.python.org/ftp/python/3.9.9/Python-3.9.9.tgz tar zxfv
>>>>> Python-3.9.9.tgz find ~/python -type d | xargs chmod 0755 cd Python-3.9.9
>>>>> ./configure --enable-shared --prefix=$HOME/python make make install
>>>>>
>>>>> I have modified the CPanel user's .bashrc file to point to this
>>>>> location so that calling $ python -V will execute the python installed
>>>>> from
>>>>> source.
>>>>>
>>>>> This command failed (cannot find libpython3.9.so.1.0), so I followed
>>>>> the instructions here to add LD_LIBRARY_PATH to the .bashrc:
>>>>>
>>>>> https://stackoverflow.com/questions/480764/linux-error-while-loading-shared-libraries-cannot-open-shared-object-file-no-s
>>>>>
>>>>> export PATH=/home/bfxqsxmy/python/Python-3.9.9/:$PATH
>>>>> export PATH=/home/bfxqsxmy/python/bin/:$PATH
>>>>> export
>>>>> LD_LIBRARY_PATH=/home/bfxqsxmy/python/Python-3.9.9/:$LD_LIBRARY_PATH
>>>>>
>>>>> Now running 'python -V' from the CPanel User's shell prints out
>>>>> 'python3.9.9'
>>>>>
>>>>> I then installed mod_wsgi from source as the Cpanel user.
>>>>> the configuration used was:
>>>>> ./configure --with-apxs=/bin/apxs
>>>>> --with-python=/home/bfxqsxmy/python/Python-3.9.9/python
>>>>>
>>>>> 'make' succeeded without issue.
>>>>> running 'make install' failed because I was the Cpanel user, and it
>>>>> was trying to write to /etc/apache2/modules/
>>>>>
>>>>> running 'sudo make install' succeeded.
>>>>> /etc/apache2/modules/mod_wsgi.so now exists.
>>>>>
>>>>> Next: I try to edit the Apache Pre-main include file via WHM and add
>>>>> the following line:
>>>>> LoadModule wsgi_module modules/mod_wsgi.so
>>>>>
>>>>> Updating the pre-main include file causes this error to appear:
>>>>> *Error:*
>>>>> The “/usr/sbin/httpd -DSSL -t -f
>>>>> /etc/apache2/conf.d/includes/pre_main_global.conf.tmp.cfgcheck -C Include
>>>>> "/etc/apache2/conf.modules.d/*.conf"” command (process 10241) reported
>>>>> error number 1 when it ended. httpd: Syntax error on line 2 of
>>>>> /etc/apache2/conf.d/includes/pre_main_global.conf.tmp.cfgcheck: Cannot
>>>>> load
>>>>> modules/mod_wsgi.so into server: libpython3.9.so.1.0: cannot open shared
>>>>> object file: No such file or directory
>>>>>
>>>>> Apache is running as the following users:
>>>>> root (1 instance of /usr/sbin/httpd -k start)
>>>>> nobody (6 instances of /usr/sbin/httpd -k start)
>>>>>
>>>>> Any idea what the problem is?
>>>>>
>>>>> Thanks!!
>>>>>
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>>>>>
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>>>>> .
>>>>>
>>>>>
>>>>>
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>> .
>> <Screen Shot 2021-12-02 at 6.22.48 PM.png><Screen Shot 2021-12-02 at
>> 6.33.44 PM.png><Screen Shot 2021-12-02 at 6.36.04 PM.png>
>>
>>
>>
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