openresty/util/configure

#!/usr/bin/env perl

use 5.004;
use strict;
use warnings;

use File::Spec;

sub shell (@);
sub cd ($);
sub auto_complete ($);
sub usage ($);

my @modules = (
    [http_iconv => 'iconv-nginx-module', 'disabled'],
    [http_echo => 'echo-nginx-module'],
    [http_xss => 'xss-nginx-module'],
    [ndk => 'ngx_devel_kit'],
    [http_form_input => 'form-input-nginx-module'],
    [http_encrypted_session => 'encrypted-session-nginx-module'],
    [http_drizzle => 'drizzle-nginx-module'],
    [http_postgres => 'drizzle-nginx-module', 'disabled'],
    [http_lua => 'lua-nginx-module'],
    [http_headers_more => 'headers-more-nginx-module'],
    [http_srcache => 'srcache-nginx-module'],
    [http_array_var => 'array-var-nginx-module'],
    [http_memc => 'memc-nginx-module'],
    [http_upstream_keepalive => 'upstream-keepalive-nginx-module'],
    [http_auth_request => 'auth-request-nginx-module'],
    [http_rds_json => 'rds-json-nginx-module'],
);

my $without_resty_mods_regex;
{
    my $s = '^--without-('
        . join('|',
            map { $_->[0] }
                grep { @$_ == 2 && $_->[0] =~ /^http_/ }
                @modules
          )
        . ')_module$';

    #warn "without regex: $s";

    $without_resty_mods_regex = qr/$s/;
}

my $with_resty_mods_regex;
{
    my $s = '^--with-('
        . join('|',
            map { $_->[0] }
                grep { @$_ == 3 && $_->[0] =~ /^http_/ }
                @modules
          )
        . ')_module$';

    #warn "with regex: $s";

    $with_resty_mods_regex = qr/$s/;
}

my $prefix = '/usr/local/openresty';
my %resty_opts;
my $dry_run;

my @ngx_opts;
for my $opt (@ARGV) {
    if ($opt eq '--dry-run') {
        $dry_run = 1;
        next;
    }

    if ($opt =~ /^--prefix=(.*)/) {
        $prefix = $1;

    } elsif ($opt eq '--with-debug') {
        $resty_opts{debug} = 1;

    } elsif ($opt eq '--help') {
        usage 0;

    } elsif ($opt =~ $without_resty_mods_regex) {
        die "No $1\n";
        $resty_opts{"no_http_$1"} = 1;

    } elsif ($opt eq '--without-ngx_devel_kit_module') {
        $resty_opts{no_ndk} = 1;

    } elsif ($opt =~ $with_resty_mods_regex) {
        $resty_opts{"http_$1"} = 1;

    } elsif ($opt eq '--with-luajit') {
        $resty_opts{luajit} = 1;

    } elsif ($opt eq '--with-http_ssl_module') {
        $resty_opts{http_ssl} = 1;
        push @ngx_opts, $opt;

    } elsif ($opt eq '--without-http_ssl_module') {
        $resty_opts{no_http_ssl} = 1;

    } elsif ($opt =~ /^--\w.*/) {
        push @ngx_opts, $opt;

    } else {
        die "Invalid option $opt\n";
    }
}

my $ngx_prefix = "$prefix/nginx";

my $cmd = "./configure --prefix=$ngx_prefix"
    . " --with-ld-opt='-Wl,-rpath=$ngx_prefix/lib'"
    . build_resty_opts(\%resty_opts)
    . (@ngx_opts ? " " . join(" ", @ngx_opts) : "");
   ;

if (-d 'build') {
    system("rm -rf build");
}

if (-f 'build') {
    die "build/ directory already exists\n";
}

shell "cp -r bundle/ build/";

cd 'build';

my $ngx_dir = auto_complete "nginx";

cd $ngx_dir;

if ($dry_run) {
    print "$cmd\n";
    exit 0;
}

shell $cmd;

sub shell (@) {
    print "@_\n";
    system(@_) == 0 or die "failed to run command @_\n";
}

sub auto_complete ($) {
    my $name = shift;
    my @dirs = glob "$name-*" or
        die "No source directory found for $name\n";

    if (@dirs > 1) {
        die "More than one hits for $name: @dirs\n";
    }

    return $dirs[0];
}

sub cd ($) {
    my $dir = shift;
    print("cd $dir\n");
    chdir $dir or die "failed to cd $dir: $!\n";
}

sub build_resty_opts {
    my $opts = shift;

    if ($opts->{no_ndk}) {
        for my $name (qw(lua set_misc iconv lz_session form_input array_var)) {
            if (! $opts->{"no_http_$name"}) {
                warn "WARNING: ngx_http_${name}_module is automatically disabled ",
                    "because ngx_devel_kit_module is disabled.\n";
                $opts->{"no_http_$name"} = 1;
            }
        }
    }

    if ($opts->{luajit}) {
        $opts->{no_lua} = 1;
    }

    if (! $opts->{no_http_drizzle}) {
        $opts->{libdrizzle} = 1;
    }

    if ($opts->{no_http_ssl} && $opts->{http_ssl}) {
        die "--with-http_ssl_module conflicts with --without-http_ssl_module\n";
    }

    my $opts_line = '';

    if ($resty_opts{debug}) {
        $opts_line .= " --with-cc-opt='-O0' --with-debug";
    } else {
        $opts_line .= " --with-cc-opt='-O2'";
    }

    return $opts_line;
}

sub usage ($) {
    my $retval = shift;
    my $msg = <<'_EOC_';
  --help                             this message

  --prefix=PATH                      set the installation prefix

  --with-debug                       enable the debugging logging and also enable -O0

_EOC_

    my $opt_max_len = length "  --without-ngx_devel_kit_module     ";

    #warn "opt max len: $opt_max_len";

    my $with_resty_opts = '';

    for my $mod (@modules) {
        my $name = $mod->[0];
        if ($name =~ /^http_/) {
            if (@$mod == 2) {
                my $opt = "  --without-${name}_module";
                $msg .= $opt;

                my $n = $opt_max_len - length $opt;

                if ($n > 0) {
                    $msg .= " " x $n;

                } else {
                    $msg .= "\n" . (" " x $opt_max_len);
                }

                $msg .= "disable ngx_${name}_module\n";

            } else {
                my $opt = "  --with-${name}_module";
                $with_resty_opts .= $opt;

                my $n = $opt_max_len - length $opt;

                if ($n > 0) {
                    $with_resty_opts .= " " x $n;

                } else {
                    $with_resty_opts .= "\n" . (" " x $opt_max_len);
                }

                $with_resty_opts .= "enable ngx_${name}_module\n";
            }
        }
    }

    $msg .= <<'_EOC_';
  --without-ngx_devel_kit_module     disable ngx_devel_kit_module
  --without-http_ssl_module          disable ngx_http_ssl_module

_EOC_

    $msg .= $with_resty_opts;

    $msg .= <<'_EOC_';
  --with-luajit                      enable LuaJIT 2.0

Options directly inherited from nginx

  --sbin-path=PATH                   set path to the nginx binary file
  --conf-path=PATH                   set path to the nginx.conf file
  --error-log-path=PATH              set path to the error log
  --pid-path=PATH                    set path to nginx.pid file
  --lock-path=PATH                   set path to nginx.lock file

  --user=USER                        set non-privilege user
                                     for the worker processes
  --group=GROUP                      set non-privilege group
                                     for the worker processes

  --builddir=DIR                     set the build directory

  --with-rtsig_module                enable rtsig module
  --with-select_module               enable select module
  --without-select_module            disable select module
  --with-poll_module                 enable poll module
  --without-poll_module              disable poll module

  --with-file-aio                    enable file aio support
  --with-ipv6                        enable ipv6 support

  --with-http_realip_module          enable ngx_http_realip_module
  --with-http_addition_module        enable ngx_http_addition_module
  --with-http_xslt_module            enable ngx_http_xslt_module
  --with-http_image_filter_module    enable ngx_http_image_filter_module
  --with-http_geoip_module           enable ngx_http_geoip_module
  --with-http_sub_module             enable ngx_http_sub_module
  --with-http_dav_module             enable ngx_http_dav_module
  --with-http_flv_module             enable ngx_http_flv_module
  --with-http_gzip_static_module     enable ngx_http_gzip_static_module
  --with-http_random_index_module    enable ngx_http_random_index_module
  --with-http_secure_link_module     enable ngx_http_secure_link_module
  --with-http_degradation_module     enable ngx_http_degradation_module
  --with-http_stub_status_module     enable ngx_http_stub_status_module

  --without-http_charset_module      disable ngx_http_charset_module
  --without-http_gzip_module         disable ngx_http_gzip_module
  --without-http_ssi_module          disable ngx_http_ssi_module
  --without-http_userid_module       disable ngx_http_userid_module
  --without-http_access_module       disable ngx_http_access_module
  --without-http_auth_basic_module   disable ngx_http_auth_basic_module
  --without-http_autoindex_module    disable ngx_http_autoindex_module
  --without-http_geo_module          disable ngx_http_geo_module
  --without-http_map_module          disable ngx_http_map_module
  --without-http_split_clients_module disable ngx_http_split_clients_module
  --without-http_referer_module      disable ngx_http_referer_module
  --without-http_rewrite_module      disable ngx_http_rewrite_module
  --without-http_proxy_module        disable ngx_http_proxy_module
  --without-http_fastcgi_module      disable ngx_http_fastcgi_module
  --without-http_uwsgi_module        disable ngx_http_uwsgi_module
  --without-http_scgi_module         disable ngx_http_scgi_module
  --without-http_memcached_module    disable ngx_http_memcached_module
  --without-http_limit_zone_module   disable ngx_http_limit_zone_module
  --without-http_limit_req_module    disable ngx_http_limit_req_module
  --without-http_empty_gif_module    disable ngx_http_empty_gif_module
  --without-http_browser_module      disable ngx_http_browser_module
  --without-http_upstream_ip_hash_module
                                     disable ngx_http_upstream_ip_hash_module

  --with-http_perl_module            enable ngx_http_perl_module
  --with-perl_modules_path=PATH      set path to the perl modules
  --with-perl=PATH                   set path to the perl binary

  --http-log-path=PATH               set path to the http access log
  --http-client-body-temp-path=PATH  set path to the http client request body
                                     temporary files
  --http-proxy-temp-path=PATH        set path to the http proxy temporary files
  --http-fastcgi-temp-path=PATH      set path to the http fastcgi temporary
                                     files
  --http-uwsgi-temp-path=PATH        set path to the http uwsgi temporary files
  --http-scgi-temp-path=PATH         set path to the http scgi temporary files

  --without-http                     disable HTTP server
  --without-http-cache               disable HTTP cache

  --with-mail                        enable POP3/IMAP4/SMTP proxy module
  --with-mail_ssl_module             enable ngx_mail_ssl_module
  --without-mail_pop3_module         disable ngx_mail_pop3_module
  --without-mail_imap_module         disable ngx_mail_imap_module
  --without-mail_smtp_module         disable ngx_mail_smtp_module

  --with-google_perftools_module     enable ngx_google_perftools_module
  --with-cpp_test_module             enable ngx_cpp_test_module

  --add-module=PATH                  enable an external module

  --with-cc=PATH                     set path to C compiler
  --with-cpp=PATH                    set path to C preprocessor
  --with-cc-opt=OPTIONS              set additional options for C compiler
  --with-ld-opt=OPTIONS              set additional options for linker
  --with-cpu-opt=CPU                 build for specified CPU, the valid values:
                                     pentium, pentiumpro, pentium3, pentium4,
                                     athlon, opteron, sparc32, sparc64, ppc64

  --without-pcre                     disable PCRE library usage
  --with-pcre                        force PCRE library usage
  --with-pcre=DIR                    set path to PCRE library sources
  --with-pcre-opt=OPTIONS            set additional options for PCRE building

  --with-md5=DIR                     set path to md5 library sources
  --with-md5-opt=OPTIONS             set additional options for md5 building
  --with-md5-asm                     use md5 assembler sources

  --with-sha1=DIR                    set path to sha1 library sources
  --with-sha1-opt=OPTIONS            set additional options for sha1 building
  --with-sha1-asm                    use sha1 assembler sources

  --with-zlib=DIR                    set path to zlib library sources
  --with-zlib-opt=OPTIONS            set additional options for zlib building
  --with-zlib-asm=CPU                use zlib assembler sources optimized
                                     for specified CPU, the valid values:
                                     pentium, pentiumpro

  --with-libatomic                   force libatomic_ops library usage
  --with-libatomic=DIR               set path to libatomic_ops library sources

  --with-openssl=DIR                 set path to OpenSSL library sources
  --with-openssl-opt=OPTIONS         set additional options for OpenSSL building

  --dry-run                          dry running the configure, for testing only
_EOC_

    if ($retval == 0) {
        print $msg;
        exit 0;
    }

    warn $msg;
    exit $retval;
}