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1#! /usr/bin/env perl
2# Copyright 2007-2022 The OpenSSL Project Authors. All Rights Reserved.
3# Copyright Nokia 2007-2019
4# Copyright Siemens AG 2015-2019
5#
6# Licensed under the Apache License 2.0 (the "License").  You may not use
7# this file except in compliance with the License.  You can obtain a copy
8# in the file LICENSE in the source distribution or at
9# https://www.openssl.org/source/license.html
10
11use strict;
12use warnings;
13
14use POSIX;
15use OpenSSL::Test qw/:DEFAULT cmdstr data_file data_dir srctop_dir bldtop_dir result_dir/;
16use OpenSSL::Test::Utils;
17
18BEGIN {
19    setup("test_cmp_http");
20}
21use lib srctop_dir('Configurations');
22use lib bldtop_dir('.');
23
24plan skip_all => "These tests are not supported in a fuzz build"
25    if config('options') =~ /-DFUZZING_BUILD_MODE_UNSAFE_FOR_PRODUCTION|enable-fuzz-afl/;
26
27plan skip_all => "These tests are not supported in a no-cmp build"
28    if disabled("cmp");
29plan skip_all => "These tests are not supported in a no-ec build"
30    if disabled("ec");
31plan skip_all => "These tests are not supported in a no-sock build"
32    if disabled("sock");
33
34plan skip_all => "Tests involving local HTTP server not available on Windows or VMS"
35    if $^O =~ /^(VMS|MSWin32|msys)$/;
36plan skip_all => "Tests involving local HTTP server not available in cross-compile builds"
37    if defined $ENV{EXE_SHELL};
38
39sub chop_dblquot { # chop any leading and trailing '"' (needed for Windows)
40    my $str = shift;
41    $str =~ s/^\"(.*?)\"$/$1/;
42    return $str;
43}
44
45my $proxy = chop_dblquot($ENV{http_proxy} // $ENV{HTTP_PROXY} // "");
46$proxy = "<EMPTY>" if $proxy eq "";
47$proxy =~ s{^https?://}{}i;
48my $no_proxy = $ENV{no_proxy} // $ENV{NO_PROXY};
49
50my @app = qw(openssl cmp);
51
52# the CMP server configuration consists of:
53my $ca_dn;      # The CA's Distinguished Name
54my $server_dn;  # The server's Distinguished Name
55my $server_host;# The server's host name or IP address
56my $server_port;# The server's port
57my $server_tls; # The server's TLS port, if any, or 0
58my $server_path;# The server's CMP alias
59my $server_cert;# The server's cert
60my $kur_port;   # The server's port for kur (cert update)
61my $pbm_port;   # The server port to be used for PBM
62my $pbm_ref;    # The reference for PBM
63my $pbm_secret; # The secret for PBM
64my $column;     # The column number of the expected result
65my $sleep = 0;  # The time to sleep between two requests
66my $server_fh;  # Server file handle
67
68# The local $server_name variables below are among others taken as the name of a
69# sub-directory with server-specific certs etc. and CA-specific config section.
70
71sub load_config {
72    my $server_name = shift;
73    my $section = shift;
74    my $test_config = $ENV{OPENSSL_CMP_CONFIG} // "$server_name/test.cnf";
75    open (CH, $test_config) or die "Cannot open $test_config: $!";
76    my $active = 0;
77    while (<CH>) {
78        if (m/\[\s*$section\s*\]/) {
79            $active = 1;
80        } elsif (m/\[\s*.*?\s*\]/) {
81            $active = 0;
82        } elsif ($active) {
83            $ca_dn       = $1 eq "" ? '""""' : $1 if m/^\s*ca_dn\s*=\s*(.*)?\s*$/;
84            $server_dn   = $1 eq "" ? '""""' : $1 if m/^\s*server_dn\s*=\s*(.*)?\s*$/;
85            $server_host = $1 eq "" ? '""""' : $1 if m/^\s*server_host\s*=\s*(\S*)?\s*(\#.*)?$/;
86            $server_port = $1 eq "" ? '""""' : $1 if m/^\s*server_port\s*=\s*(.*)?\s*$/;
87            $server_tls  = $1 eq "" ? '""""' : $1 if m/^\s*server_tls\s*=\s*(.*)?\s*$/;
88            $server_path = $1 eq "" ? '""""' : $1 if m/^\s*server_path\s*=\s*(.*)?\s*$/;
89            $server_cert = $1 eq "" ? '""""' : $1 if m/^\s*server_cert\s*=\s*(.*)?\s*$/;
90            $kur_port    = $1 eq "" ? '""""' : $1 if m/^\s*kur_port\s*=\s*(.*)?\s*$/;
91            $pbm_port    = $1 eq "" ? '""""' : $1 if m/^\s*pbm_port\s*=\s*(.*)?\s*$/;
92            $pbm_ref     = $1 eq "" ? '""""' : $1 if m/^\s*pbm_ref\s*=\s*(.*)?\s*$/;
93            $pbm_secret  = $1 eq "" ? '""""' : $1 if m/^\s*pbm_secret\s*=\s*(.*)?\s*$/;
94            $column      = $1 eq "" ? '""""' : $1 if m/^\s*column\s*=\s*(.*)?\s*$/;
95            $sleep       = $1 eq "" ? '""""' : $1 if m/^\s*sleep\s*=\s*(.*)?\s*$/;
96        }
97    }
98    close CH;
99    die "Cannot find all CMP server config values in $test_config section [$section]\n"
100        if !defined $ca_dn
101        || !defined $server_dn || !defined $server_host
102        || !defined $server_port || !defined $server_tls
103        || !defined $server_path || !defined $server_cert
104        || !defined $kur_port || !defined $pbm_port
105        || !defined $pbm_ref || !defined $pbm_secret
106        || !defined $column || !defined $sleep;
107    $server_dn = $server_dn // $ca_dn;
108}
109
110my @server_configurations = ("Mock");
111@server_configurations = split /\s+/, $ENV{OPENSSL_CMP_SERVER} if $ENV{OPENSSL_CMP_SERVER};
112# set env variable, e.g., OPENSSL_CMP_SERVER="Mock Insta" to include further CMP servers
113
114my @all_aspects = ("connection", "verification", "credentials", "commands", "enrollment");
115@all_aspects = split /\s+/, $ENV{OPENSSL_CMP_ASPECTS} if $ENV{OPENSSL_CMP_ASPECTS};
116# set env variable, e.g., OPENSSL_CMP_ASPECTS="commands enrollment" to select specific aspects
117
118my $faillog;
119my $file = $ENV{HARNESS_FAILLOG}; # pathname relative to result_dir
120if ($file) {
121    open($faillog, ">", $file) or die "Cannot open $file for writing: $!";
122}
123
124sub test_cmp_http {
125    my $server_name = shift;
126    my $aspect = shift;
127    my $n = shift;
128    my $i = shift;
129    my $title = shift;
130    my $params = shift;
131    my $expected_result = shift;
132    $params = [ '-server', "127.0.0.1:$server_port", @$params ]
133        unless grep { $_ eq '-server' } @$params;
134    my $cmd = app([@app, @$params]);
135
136    unless (is(my $actual_result = run($cmd), $expected_result, $title)) {
137        if ($faillog) {
138            my $quote_spc_empty = sub { $_ eq "" ? '""' : $_ =~ m/ / ? '"'.$_.'"' : $_ };
139            my $invocation = cmdstr($cmd, display => 1);
140            print $faillog "$server_name $aspect \"$title\" ($i/$n)".
141                " expected=$expected_result actual=$actual_result\n";
142            print $faillog "$invocation\n\n";
143        }
144    }
145}
146
147sub test_cmp_http_aspect {
148    my $server_name = shift;
149    my $aspect = shift;
150    my $tests = shift;
151    subtest "CMP app CLI $server_name $aspect\n" => sub {
152        my $n = scalar @$tests;
153        plan tests => $n;
154        my $i = 1;
155        foreach (@$tests) {
156            test_cmp_http($server_name, $aspect, $n, $i++, $$_[0], $$_[1], $$_[2]);
157            sleep($sleep);
158        }
159    };
160    # not unlinking test.certout*.pem, test.cacerts.pem, and test.extracerts.pem
161}
162
163# The input files for the tests done here dynamically depend on the test server
164# selected (where the Mock server used by default is just one possibility).
165# On the other hand the main test configuration file test.cnf, which references
166# several server-dependent input files by relative file names, is static.
167# Moreover the tests use much greater variety of input files than output files.
168# Therefore we chose the current directory as a subdirectory of $SRCTOP and it
169# was simpler to prepend the output file names by BLDTOP than doing the tests
170# from $BLDTOP/test-runs/test_cmp_http and prepending the input files by SRCTOP.
171
172indir data_dir() => sub {
173    plan tests => 1 + @server_configurations * @all_aspects
174        - (grep(/^Mock$/, @server_configurations)
175           && grep(/^certstatus$/, @all_aspects));
176
177    foreach my $server_name (@server_configurations) {
178        $server_name = chop_dblquot($server_name);
179        load_config($server_name, $server_name);
180        {
181          SKIP: {
182            my $pid;
183            if ($server_name eq "Mock") {
184                indir "Mock" => sub {
185                    $pid = start_mock_server("");
186                    die "Cannot start or find the started CMP mock server" unless $pid;
187                }
188            }
189            foreach my $aspect (@all_aspects) {
190                $aspect = chop_dblquot($aspect);
191                next if $server_name eq "Mock" && $aspect eq "certstatus";
192                load_config($server_name, $aspect); # update with any aspect-specific settings
193                indir $server_name => sub {
194                    my $tests = load_tests($server_name, $aspect);
195                    test_cmp_http_aspect($server_name, $aspect, $tests);
196                };
197            };
198            stop_mock_server($pid) if $pid;
199            ok(1, "killing mock server");
200          }
201        }
202    };
203};
204
205close($faillog) if $faillog;
206
207sub load_tests {
208    my $server_name = shift;
209    my $aspect = shift;
210    my $test_config = $ENV{OPENSSL_CMP_CONFIG} // "$server_name/test.cnf";
211    my $file = data_file("test_$aspect.csv");
212    my $result_dir = result_dir();
213    my @result;
214
215    open(my $data, '<', $file) || die "Cannot open $file for reading: $!";
216  LOOP:
217    while (my $line = <$data>) {
218        chomp $line;
219        $line =~ s{\r\n}{\n}g; # adjust line endings
220        $line =~ s{_CA_DN}{$ca_dn}g;
221        $line =~ s{_SERVER_DN}{$server_dn}g;
222        $line =~ s{_SERVER_HOST}{$server_host}g;
223        $line =~ s{_SERVER_PORT}{$server_port}g;
224        $line =~ s{_SERVER_TLS}{$server_tls}g;
225        $line =~ s{_SERVER_PATH}{$server_path}g;
226        $line =~ s{_SERVER_CERT}{$server_cert}g;
227        $line =~ s{_KUR_PORT}{$kur_port}g;
228        $line =~ s{_PBM_PORT}{$pbm_port}g;
229        $line =~ s{_PBM_REF}{$pbm_ref}g;
230        $line =~ s{_PBM_SECRET}{$pbm_secret}g;
231        $line =~ s{_RESULT_DIR}{$result_dir}g;
232
233        next LOOP if $server_tls == 0 && $line =~ m/,\s*-tls_used\s*,/;
234        my $noproxy = $no_proxy;
235        if ($line =~ m/,\s*-no_proxy\s*,(.*?)(,|$)/) {
236            $noproxy = $1;
237        } elsif ($server_host eq "127.0.0.1") {
238            # do connections to localhost (e.g., Mock server) without proxy
239            $line =~ s{-section,,}{-section,,-no_proxy,127.0.0.1,} ;
240        }
241        if ($line =~ m/,\s*-proxy\s*,/) {
242            next LOOP if $no_proxy && ($noproxy =~ $server_host);
243        } else {
244            $line =~ s{-section,,}{-section,,-proxy,$proxy,};
245        }
246        $line =~ s{-section,,}{-section,,-certout,$result_dir/test.cert.pem,};
247        $line =~ s{-section,,}{-config,../$test_config,-section,$server_name $aspect,};
248
249        my @fields = grep /\S/, split ",", $line;
250        s/^<EMPTY>$// for (@fields); # used for proxy=""
251        s/^\s+// for (@fields); # remove leading whitespace from elements
252        s/\s+$// for (@fields); # remove trailing whitespace from elements
253        s/^\"(\".*?\")\"$/$1/ for (@fields); # remove escaping from quotation marks from elements
254        my $expected_result = $fields[$column];
255        my $description = 1;
256        my $title = $fields[$description];
257        next LOOP if (!defined($expected_result)
258                      || ($expected_result ne 0 && $expected_result ne 1));
259        @fields = grep {$_ ne 'BLANK'} @fields[$description + 1 .. @fields - 1];
260        push @result, [$title, \@fields, $expected_result];
261    }
262    close($data);
263    return \@result;
264}
265
266sub start_mock_server {
267    my $args = $_[0]; # optional further CLI arguments
268    my $cmd = cmdstr(app([@app, '-config', 'server.cnf',
269                          $args ? $args : ()]), display => 1);
270    print "Current directory is ".getcwd()."\n";
271    print "Launching mock server: $cmd\n";
272    die "Invalid port: $server_port" unless $server_port =~ m/^\d+$/;
273    my $pid = open($server_fh, "$cmd|") or die "Trying to $cmd";
274    print "Pid is: $pid\n";
275    if ($server_port == 0) {
276        # Find out the actual server port
277        while (<$server_fh>) {
278            print "Server output: $_";
279            next if m/using section/;
280            s/\R$//;                # Better chomp
281            ($server_port, $pid) = ($1, $2) if /^ACCEPT\s.*:(\d+) PID=(\d+)$/;
282            last; # Do not loop further to prevent hangs on server misbehavior
283        }
284    }
285    unless ($server_port > 0) {
286        stop_mock_server($pid);
287        return 0;
288    }
289    $server_tls = $kur_port = $pbm_port = $server_port;
290    return $pid;
291}
292
293sub stop_mock_server {
294    my $pid = $_[0];
295    print "Killing mock server with pid=$pid\n";
296    kill('KILL', $pid);
297    waitpid($pid, 0);
298}
299