On 11.07.2022 at 21:02, paulf@xxxxxxxxxxxxxxxxx wrote: > I have two PHP apps on the same (local) box. One handles financial > transactions (A) and the other handles budgeting (B). I want B to query > A for information for the budget. So I'm technically querying a remote > PHP script from within a different "site" and PHP script on the same > box. Like this: > > http://localhost:8000/budget/get_expenses.php queries > http://localhost:8000/finance/expenses.php > > I hope that makes sense. I have "allow_url_fopen = On" in my php.ini. > There are three ways I've seen to do this: > > file_get_contents() > fopen() > curl* > > Curl is complex, so I haven't tried it yet. > I've tried file_get_contents() via the PHP development server. Doesn't > work. Generates an error. > I've tried fopen() on the PHP development server, but it too fails with > the same error. The error looks like this: > > [Mon Jul 11 14:45:26 2022] PHP Warning: > fopen(http://localhost:8000/slowen/index.php): Failed to open stream: > HTTP request failed! in /home/paulf/public_html/budget/test.php on line > 7 > > The call to the "remote" script is on line 7 in test.php above. > > Here's the wrinkle: fopen() works if I'm using the Apache server. > > For what it's worth, the script being queried should return a PHP array > in JSON format. The box is an Arch current box. > > Can anyone explain why Apache can do this, but PHP's dev server can't? >From the docs[1]: | The web server runs only one single-threaded process, so PHP | applications will stall if a request is blocked. I assume that this is the problem. If it is, you can work around: | You can configure the built-in webserver to fork multiple workers in | order to test code that requires multiple concurrent requests to the | built-in webserver. Set the PHP_CLI_SERVER_WORKERS environment | variable to the number of desired workers before starting the server. | This is not supported on Windows. [1] <https://www.php.net/manual/en/features.commandline.webserver.php> -- Christoph M. Becker
