summaryrefslogtreecommitdiffstats
path: root/debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm
diff options
context:
space:
mode:
Diffstat (limited to 'debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm')
-rw-r--r--debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm558
1 files changed, 558 insertions, 0 deletions
diff --git a/debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm b/debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm
new file mode 100644
index 0000000..fa26f34
--- /dev/null
+++ b/debian/perl-framework/Apache-Test/lib/Apache/TestConfigParse.pm
@@ -0,0 +1,558 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements. See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+package Apache::TestConfig; #not TestConfigParse on purpose
+
+#dont really want/need a full-blown parser
+#but do want something somewhat generic
+
+use strict;
+use warnings FATAL => 'all';
+
+use Apache::TestTrace;
+
+use File::Spec::Functions qw(rel2abs splitdir file_name_is_absolute);
+use File::Basename qw(dirname basename);
+
+sub strip_quotes {
+ local $_ = shift || $_;
+ s/^\"//; s/\"$//; $_;
+}
+
+my %wanted_config = (
+ TAKE1 => {map { $_, 1 } qw(ServerRoot ServerAdmin TypesConfig DocumentRoot)},
+ TAKE2 => {map { $_, 1 } qw(LoadModule LoadFile)},
+);
+
+my %spec_init = (
+ TAKE1 => sub { shift->{+shift} = "" },
+ TAKE2 => sub { shift->{+shift} = [] },
+);
+
+my %spec_apply = (
+ TypesConfig => \&inherit_server_file,
+ ServerRoot => sub {}, #dont override $self->{vars}->{serverroot}
+ DocumentRoot => \&inherit_directive_var,
+ LoadModule => \&inherit_load_module,
+ LoadFile => \&inherit_load_file,
+);
+
+#where to add config, default is preamble
+my %spec_postamble = map { $_, 'postamble' } qw(TypesConfig);
+
+# need to enclose the following directives into <IfModule
+# mod_foo.c>..</IfModule>, since mod_foo might be unavailable
+my %ifmodule = (
+ TypesConfig => 'mod_mime.c',
+);
+
+sub spec_add_config {
+ my($self, $directive, $val) = @_;
+
+ my $where = $spec_postamble{$directive} || 'preamble';
+
+ if (my $ifmodule = $ifmodule{TypesConfig}) {
+ $self->postamble(<<EOI);
+<IfModule $ifmodule>
+ $directive $val
+</IfModule>
+EOI
+ }
+ else {
+ $self->$where($directive => $val);
+ }
+}
+
+# resolve relative files like Apache->server_root_relative
+# this function doesn't test whether the resolved file exists
+sub server_file_rel2abs {
+ my($self, $file, $base) = @_;
+
+ my ($serverroot, $result) = ();
+
+ # order search sequence
+ my @tries = ([ $base,
+ 'user-supplied $base' ],
+ [ $self->{inherit_config}->{ServerRoot},
+ 'httpd.conf inherited ServerRoot' ],
+ [ $self->apxs('PREFIX', 1),
+ 'apxs-derived ServerRoot' ]);
+
+ # remove surrounding quotes if any
+ # e.g. Include "/tmp/foo.html"
+ $file =~ s/^\s*["']?//;
+ $file =~ s/["']?\s*$//;
+
+ if (file_name_is_absolute($file)) {
+ debug "$file is already absolute";
+ $result = $file;
+ }
+ else {
+ foreach my $try (@tries) {
+ next unless defined $try->[0];
+
+ if (-d $try->[0]) {
+ $serverroot = $try->[0];
+ debug "using $try->[1] to resolve $file";
+ last;
+ }
+ }
+
+ if ($serverroot) {
+ $result = rel2abs $file, $serverroot;
+ }
+ else {
+ warning "unable to resolve $file - cannot find a suitable ServerRoot";
+ warning "please specify a ServerRoot in your httpd.conf or use apxs";
+
+ # return early, skipping file test below
+ return $file;
+ }
+ }
+
+ my $dir = dirname $result;
+ # $file might not exist (e.g. if it's a glob pattern like
+ # "conf/*.conf" but what we care about here is to check whether
+ # the base dir was successfully resolved. we don't check whether
+ # the file exists at all. it's the responsibility of the caller to
+ # do this check
+ if (defined $dir && -e $dir && -d _) {
+ if (-e $result) {
+ debug "$file successfully resolved to existing file $result";
+ }
+ else {
+ debug "base dir of '$file' successfully resolved to $dir";
+ }
+
+ }
+ else {
+ $dir ||= '';
+ warning "dir '$dir' does not exist (while resolving '$file')";
+
+ # old behavior was to return the resolved but non-existent
+ # file. preserve that behavior and return $result anyway.
+ }
+
+ return $result;
+}
+
+sub server_file {
+ my $f = shift->server_file_rel2abs(@_);
+ return qq("$f");
+}
+
+sub inherit_directive_var {
+ my($self, $c, $directive) = @_;
+
+ $self->{vars}->{"inherit_\L$directive"} = $c->{$directive};
+}
+
+sub inherit_server_file {
+ my($self, $c, $directive) = @_;
+
+ $self->spec_add_config($directive,
+ $self->server_file($c->{$directive}));
+}
+
+#so we have the same names if these modules are linked static or shared
+my %modname_alias = (
+ 'mod_pop.c' => 'pop_core.c',
+ 'mod_proxy_ajp.c' => 'proxy_ajp.c',
+ 'mod_proxy_http.c' => 'proxy_http.c',
+ 'mod_proxy_ftp.c' => 'proxy_ftp.c',
+ 'mod_proxy_balancer.c' => 'proxy_balancer.c',
+ 'mod_proxy_connect.c' => 'proxy_connect.c',
+ 'mod_modperl.c' => 'mod_perl.c',
+);
+
+# Block modules which inhibit testing:
+# - mod_jk requires JkWorkerFile or JkWorker to be configured
+# skip it for now, tomcat has its own test suite anyhow.
+# - mod_casp2 requires other settings in addition to LoadModule
+# - mod_bwshare and mod_evasive20 block fast requests that tests are doing
+# - mod_fcgid causes https://rt.cpan.org/Public/Bug/Display.html?id=54476
+# - mod_modnss.c and mod_rev.c require further configuration
+my @autoconfig_skip_module = qw(mod_jk.c mod_casp2.c mod_bwshare.c
+ mod_fcgid.c mod_evasive20.c mod_modnss.c mod_rev.c);
+
+# add modules to be not inherited from the existing config.
+# e.g. prevent from LoadModule perl_module to be included twice, when
+# mod_perl already configures LoadModule and it's certainly found in
+# the existing httpd.conf installed system-wide.
+sub autoconfig_skip_module_add {
+ push @autoconfig_skip_module, @_;
+}
+
+sub should_skip_module {
+ my($self, $name) = @_;
+
+ for (@autoconfig_skip_module) {
+ if (UNIVERSAL::isa($_, 'Regexp')) {
+ return 1 if $name =~ /$_/;
+ }
+ else {
+ return 1 if $name eq $_;
+ }
+ }
+ return 0;
+}
+
+#inherit LoadModule
+sub inherit_load_module {
+ my($self, $c, $directive) = @_;
+
+ for my $args (@{ $c->{$directive} }) {
+ my $modname = $args->[0];
+ my $file = $self->server_file_rel2abs($args->[1]);
+
+ unless (-e $file) {
+ debug "$file does not exist, skipping LoadModule";
+ next;
+ }
+
+ my $name = basename $args->[1];
+ $name =~ s/\.(s[ol]|dll)$/.c/; #mod_info.so => mod_info.c
+ $name =~ s/^lib/mod_/; #libphp4.so => mod_php4.c
+
+ $name = $modname_alias{$name} if $modname_alias{$name};
+
+ # remember all found modules
+ $self->{modules}->{$name} = $file;
+ debug "Found: $modname => $name";
+
+ if ($self->should_skip_module($name)) {
+ debug "Skipping LoadModule of $name";
+ next;
+ }
+
+ debug "LoadModule $modname $name";
+
+ # sometimes people have broken system-wide httpd.conf files,
+ # which include LoadModule of modules, which are built-in, but
+ # won't be skipped above if they are found in the modules/
+ # directory. this usually happens when httpd is built once
+ # with its modules built as shared objects and then again with
+ # static ones: the old httpd.conf still has the LoadModule
+ # directives, even though the modules are now built-in
+ # so we try to workaround this problem using <IfModule>
+ $self->preamble(IfModule => "!$name",
+ qq{LoadModule $modname "$file"\n});
+ }
+}
+
+#inherit LoadFile
+sub inherit_load_file {
+ my($self, $c, $directive) = @_;
+
+ for my $args (@{ $c->{$directive} }) {
+ my $file = $self->server_file_rel2abs($args->[0]);
+
+ unless (-e $file) {
+ debug "$file does not exist, skipping LoadFile";
+ next;
+ }
+
+ if ($self->should_skip_module($args->[0])) {
+ debug "Skipping LoadFile of $args->[0]";
+ next;
+ }
+
+ # remember all found modules
+ push @{$self->{load_file}}, $file;
+
+ debug "LoadFile $file";
+
+ $self->preamble_first(qq{LoadFile "$file"\n});
+ }
+}
+
+sub parse_take1 {
+ my($self, $c, $directive) = @_;
+ $c->{$directive} = strip_quotes;
+}
+
+sub parse_take2 {
+ my($self, $c, $directive) = @_;
+ push @{ $c->{$directive} }, [map { strip_quotes } split];
+}
+
+sub apply_take1 {
+ my($self, $c, $directive) = @_;
+
+ if (exists $self->{vars}->{lc $directive}) {
+ #override replacement @Variables@
+ $self->{vars}->{lc $directive} = $c->{$directive};
+ }
+ else {
+ $self->spec_add_config($directive, qq("$c->{$directive}"));
+ }
+}
+
+sub apply_take2 {
+ my($self, $c, $directive) = @_;
+
+ for my $args (@{ $c->{$directive} }) {
+ $self->spec_add_config($directive => [map { qq("$_") } @$args]);
+ }
+}
+
+sub inherit_config_file_or_directory {
+ my ($self, $item) = @_;
+
+ if (-d $item) {
+ my $dir = $item;
+ debug "descending config directory: $dir";
+
+ for my $entry (glob "$dir/*") {
+ $self->inherit_config_file_or_directory($entry);
+ }
+ return;
+ }
+
+ my $file = $item;
+ debug "inheriting config file: $file";
+
+ my $fh = Symbol::gensym();
+ open($fh, $file) or return;
+
+ my $c = $self->{inherit_config};
+ while (<$fh>) {
+ s/^\s*//; s/\s*$//; s/^\#.*//;
+ next if /^$/;
+
+ # support continuous config lines (which use \ to break the line)
+ while (s/\\$//) {
+ my $cont = <$fh>;
+ $cont =~ s/^\s*//;
+ $cont =~ s/\s*$//;
+ $_ .= $cont;
+ }
+
+ (my $directive, $_) = split /\s+/, $_, 2;
+
+ if ($directive eq "Include") {
+ foreach my $include (glob($self->server_file_rel2abs($_))) {
+ $self->inherit_config_file_or_directory($include);
+ }
+ }
+
+ #parse what we want
+ while (my($spec, $wanted) = each %wanted_config) {
+ next unless $wanted->{$directive};
+ my $method = "parse_\L$spec";
+ $self->$method($c, $directive);
+ }
+ }
+
+ close $fh;
+}
+
+sub inherit_config {
+ my $self = shift;
+
+ $self->get_httpd_static_modules;
+ $self->get_httpd_defines;
+
+ #may change after parsing httpd.conf
+ $self->{vars}->{inherit_documentroot} =
+ catfile $self->{httpd_basedir}, 'htdocs';
+
+ my $file = $self->{vars}->{httpd_conf};
+ my $extra_file = $self->{vars}->{httpd_conf_extra};
+
+ unless ($file and -e $file) {
+ if (my $base = $self->{httpd_basedir}) {
+ my $default_conf = $self->{httpd_defines}->{SERVER_CONFIG_FILE};
+ $default_conf ||= catfile qw(conf httpd.conf);
+ $file = catfile $base, $default_conf;
+
+ # SERVER_CONFIG_FILE might be an absolute path
+ unless (-e $file) {
+ if (-e $default_conf) {
+ $file = $default_conf;
+ }
+ else {
+ # try a little harder
+ if (my $root = $self->{httpd_defines}->{HTTPD_ROOT}) {
+ debug "using HTTPD_ROOT to resolve $default_conf";
+ $file = catfile $root, $default_conf;
+ }
+ }
+ }
+ }
+ }
+
+ unless ($extra_file and -e $extra_file) {
+ if ($extra_file and my $base = $self->{httpd_basedir}) {
+ my $default_conf = catfile qw(conf $extra_file);
+ $extra_file = catfile $base, $default_conf;
+ # SERVER_CONFIG_FILE might be an absolute path
+ $extra_file = $default_conf if !-e $extra_file and -e $default_conf;
+ }
+ }
+
+ return unless $file or $extra_file;
+
+ my $c = $self->{inherit_config};
+
+ #initialize array refs and such
+ while (my($spec, $wanted) = each %wanted_config) {
+ for my $directive (keys %$wanted) {
+ $spec_init{$spec}->($c, $directive);
+ }
+ }
+
+ $self->inherit_config_file_or_directory($file) if $file;
+ $self->inherit_config_file_or_directory($extra_file) if $extra_file;
+
+ #apply what we parsed
+ while (my($spec, $wanted) = each %wanted_config) {
+ for my $directive (keys %$wanted) {
+ next unless $c->{$directive};
+ my $cv = $spec_apply{$directive} ||
+ $self->can("apply_\L$directive") ||
+ $self->can("apply_\L$spec");
+ $cv->($self, $c, $directive);
+ }
+ }
+}
+
+sub get_httpd_static_modules {
+ my $self = shift;
+
+ my $httpd = $self->{vars}->{httpd};
+ return unless $httpd;
+
+ $httpd = shell_ready($httpd);
+ my $cmd = "$httpd -l";
+ my $list = $self->open_cmd($cmd);
+
+ while (<$list>) {
+ s/\s+$//;
+ next unless /\.c$/;
+ chomp;
+ s/^\s+//;
+ $self->{modules}->{$_} = 1;
+ }
+
+ close $list;
+}
+
+sub get_httpd_defines {
+ my $self = shift;
+
+ my $httpd = $self->{vars}->{httpd};
+ return unless $httpd;
+
+ $httpd = shell_ready($httpd);
+ my $cmd = "$httpd -V";
+
+ my $httpdconf = $self->{vars}->{httpd_conf};
+ $cmd .= " -f $httpdconf" if $httpdconf;
+
+ my $serverroot = $self->{vars}->{serverroot};
+ $cmd .= " -d $serverroot" if $serverroot;
+
+ my $proc = $self->open_cmd($cmd);
+
+ while (<$proc>) {
+ chomp;
+ if( s/^\s*-D\s*//) {
+ s/\s+$//;
+ my($key, $val) = split '=', $_, 2;
+ $self->{httpd_defines}->{$key} = $val ? strip_quotes($val) : 1;
+ debug "isolated httpd_defines $key = " . $self->{httpd_defines}->{$key};
+ }
+ elsif (/(version|built|module magic number|server mpm):\s+(.*)/i) {
+ my $val = $2;
+ (my $key = uc $1) =~ s/\s/_/g;
+ $self->{httpd_info}->{$key} = $val;
+ debug "isolated httpd_info $key = " . $val;
+ }
+ }
+
+ close $proc;
+
+ if (my $mmn = $self->{httpd_info}->{MODULE_MAGIC_NUMBER}) {
+ @{ $self->{httpd_info} }
+ {qw(MODULE_MAGIC_NUMBER_MAJOR
+ MODULE_MAGIC_NUMBER_MINOR)} = split ':', $mmn;
+ }
+
+ # get the mpm information where available
+ # lowercase for consistency across the two extraction methods
+ # XXX or maybe consider making have_apache_mpm() case-insensitive?
+ if (my $mpm = $self->{httpd_info}->{SERVER_MPM}) {
+ # 2.1
+ $self->{mpm} = lc $mpm;
+ }
+ elsif (my $mpm_dir = $self->{httpd_defines}->{APACHE_MPM_DIR}) {
+ # 2.0
+ $self->{mpm} = lc basename $mpm_dir;
+ }
+ else {
+ # Apache 1.3 - no mpm to speak of
+ $self->{mpm} = '';
+ }
+
+ my $version = $self->{httpd_info}->{VERSION} || '';
+
+ if ($version =~ qr,Apache/2,) {
+ # PHP 4.x on httpd-2.x needs a special modname alias:
+ $modname_alias{'mod_php4.c'} = 'sapi_apache2.c';
+ }
+
+ unless ($version =~ qr,Apache/(2.0|1.3),) {
+ # for 2.1 and later, mod_proxy_* are really called mod_proxy_*
+ delete @modname_alias{grep {/^mod_proxy_/} keys %modname_alias};
+ }
+}
+
+sub httpd_version {
+ my $self = shift;
+
+ my $httpd = $self->{vars}->{httpd};
+ return unless $httpd;
+
+ my $version;
+ $httpd = shell_ready($httpd);
+ my $cmd = "$httpd -v";
+
+ my $v = $self->open_cmd($cmd);
+
+ local $_;
+ while (<$v>) {
+ next unless s/^Server\s+version:\s*//i;
+ chomp;
+ my @parts = split;
+ foreach (@parts) {
+ next unless /^Apache\//;
+ $version = $_;
+ last;
+ }
+ $version ||= $parts[0];
+ last;
+ }
+
+ close $v;
+
+ return $version;
+}
+
+sub httpd_mpm {
+ return shift->{mpm};
+}
+
+1;