"drush php" doesn't work as expected

[tobiase]

Describe the bug
Drush php shell is exited after a command is run.

To Reproduce
Steps to reproduce the behavior:

1. ddev ssh
2. drush php
3. echo 'hello';

Expected behavior
Drush php shell should continue to run.

Version and configuration information (please complete the following information):
php: 7.1
ddev config:

cli   	        v1.1.1                    
web   	drud/ddev-webserver:v1.1.0
db    	drud/ddev-dbserver:v1.1.0 
dba   	drud/phpmyadmin:v1.1.0    
router	drud/ddev-router:v1.1.0   
commit	v1.1.1

Additional context
The described bug might appear in other php versions.

Solution
Remove pcntl_fork, pcntl_waitpid, pcntl_wexitstatus, pcntl_signal_dispatch from disabled_function in /etc/php/7.1/fpm/php.ini

[rfay]

Sounds like a fine solution to me.

[rfay]

Are you able to make it work fine with custom php config? (Just changing disabled_functions)? (https://ddev.readthedocs.io/en/latest/users/extend/customization-extendibility/#providing-custom-php-configuration-phpini)

[tobiase]

Yes, that works.

[rfay]

Could you provide your config please? Thanks!

[tobiase]

Path: .ddev/php/my-php.ini

[PHP]
disable_functions =

[rfay]

Seems great. Any downside to this that you know of?

[tobiase]

No.