view xslt_params.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 97c8280de681
children
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#!/usr/bin/perl

# (C) Maxim Dounin

# Tests for nginx xslt filter module.

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

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 xslt/);

$t->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;

        default_type text/xml;

        location /x1 {
            xslt_stylesheet %%TESTDIR%%/test.xslt
                            param1='value1':param2=/root param3='value%33';
        }
        location /x2 {
            xslt_stylesheet %%TESTDIR%%/test.xslt;
            xslt_param param1 "'value1'";
            xslt_param param2 "/root";
            xslt_string_param param3 "value3";
        }
        location /x3 {
            xslt_stylesheet %%TESTDIR%%/test.xslt
                            param1='value1':param2=/root;
            xslt_string_param param3 "value3";
        }
    }
}

EOF

$t->write_file('test.xslt', <<'EOF');

<xsl:stylesheet version="1.0"
                xmlns:xsl="http://www.w3.org/1999/XSL/Transform">

<xsl:output method="html"/>

<xsl:param name="param1"/>
<xsl:param name="param2"/>
<xsl:param name="param3"/>

<xsl:template match="/">
param1=<xsl:value-of select="$param1"/>
param2=<xsl:value-of select="$param2"/>
param3=<xsl:value-of select="$param3"/>
</xsl:template>

</xsl:stylesheet>

EOF

$t->write_file('x1', '<root>data</root>');
$t->write_file('x2', '<root>data</root>');
$t->write_file('x3', '<root>data</root>');

$t->run()->plan(4);

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

like(http_get("/x1"), qr!200 OK.*param1=value1.*param2=data.*param3=value3!ms,
	'params from xslt_stylesheet');

# before 1.13.7, nginx used to overwrite xslt_stylesheet configuration data

like(http_get("/x1"), qr!200 OK.*param1=value1.*param2=data.*param3=value3!ms,
	'params from xslt_stylesheet again');

like(http_get("/x2"), qr!200 OK.*param1=value1.*param2=data.*param3=value3!ms,
	'params from xslt_param/xslt_string_param');
like(http_get("/x3"), qr!200 OK.*param1=value1.*param2=data.*param3=value3!ms,
	'mixed');

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