view http_try_files.t @ 1752:ba6e24e38f03

Tests: improved stop_daemons() to send signal again. As was observed, it's possible that a signal to complete a uwsgi daemon can be ignored while it is starting up, which results in tests hang due to eternal waiting on child processes termination. Notably, it is seen when running tests with a high number of prove jobs on a low-profile VM against nginx with broken modules and/or configuration. To reproduce: $ TEST_NGINX_GLOBALS=ERROR prove -j16 uwsgi*.t Inspecting uwsgi under ktrace on FreeBSD confirms that a SIGTERM signal is ignored at the very beginning of uwsgi startup. It is then replaced with a default action after listen(), thus waiting until uwsgi is ready to accept new TCP connections doesn't completely solve the hang window. The fix is to retry sending a signal some time after waitpid(WNOHANG) continuously demonstrated no progress with reaping a signaled process. It is modelled after f13ead27f89c that improved stop() for nginx.
author Sergey Kandaurov <pluknet@nginx.com>
date Wed, 29 Dec 2021 22:29:23 +0300
parents 882267679006
children
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#!/usr/bin/perl

# (C) Maxim Dounin

# Tests for try_files directive.

###############################################################################

use warnings;
use strict;

use Test::More;

BEGIN { use FindBin; chdir($FindBin::Bin); }

use lib 'lib';
use Test::Nginx;

###############################################################################

select STDERR; $| = 1;
select STDOUT; $| = 1;

my $t = Test::Nginx->new()->has(qw/http proxy rewrite/)->plan(10)
	->write_file_expand('nginx.conf', <<'EOF');

%%TEST_GLOBALS%%

daemon off;

events {
}

http {
    %%TEST_GLOBALS_HTTP%%

    server {
        listen       127.0.0.1:8080;
        server_name  localhost;

        location / {
            try_files $uri /fallback;
        }

        location /nouri/ {
            try_files $uri /fallback-nouri;
        }

        location /short/ {
            try_files /short $uri =404;
        }

        location /file-file/ {
            try_files /found.html =404;
        }

        location /file-dir/ {
            try_files /found.html/ =404;
        }

        location /dir-dir/ {
            try_files /directory/ =404;
        }

        location /dir-file/ {
            try_files /directory =404;
        }

        location ~ /alias-re.html {
            alias %%TESTDIR%%/directory;
            try_files $uri =404;
        }

        location /alias-nested/ {
            alias %%TESTDIR%%/;
            location ~ html {
                try_files $uri =404;
            }
        }

        location /fallback {
            proxy_pass http://127.0.0.1:8081/fallback;
        }
        location /fallback-nouri {
            proxy_pass http://127.0.0.1:8081;
        }
    }

    server {
        listen       127.0.0.1:8081;
        server_name  localhost;

        location / {
            add_header X-URI $request_uri;
            return 204;
        }
    }
}

EOF

mkdir($t->testdir() . '/directory');
$t->write_file('directory/alias-re.html', 'SEE THIS');
$t->write_file('found.html', 'SEE THIS');
$t->run();

###############################################################################

like(http_get('/found.html'), qr!SEE THIS!, 'found');
like(http_get('/uri/notfound'), qr!X-URI: /fallback!, 'not found uri');
like(http_get('/nouri/notfound'), qr!X-URI: /fallback!, 'not found nouri');
like(http_get('/short/long'), qr!404 Not!, 'short uri in try_files');

like(http_get('/file-file/'), qr!SEE THIS!, 'file matches file');
like(http_get('/file-dir/'), qr!404 Not!, 'file does not match dir');
like(http_get('/dir-dir/'), qr!301 Moved Permanently!, 'dir matches dir');
like(http_get('/dir-file/'), qr!404 Not!, 'dir does not match file');

like(http_get('/alias-re.html'), qr!SEE THIS!, 'alias in regex location');
like(http_get('/alias-nested/found.html'), qr!SEE THIS!,
	'alias with nested location');

###############################################################################