nginx+perl+fastcgi+awstats
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#!/usr/bin/perl -whttp://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse FCGI;http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse Socket;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse FCGI::ProcManager;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifsub shutdown { FCGI::CloseSocket($socket); exit; }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifsub restart{ FCGI::CloseSocket($socket); &main; }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse sigtrap 'handler', \&shutdown, 'normal-signals';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse sigtrap 'handler', \&restart,'HUP';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifrequire 'syscall.ph';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifuse POSIX qw(setsid);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#&daemonize; we don't daemonize when running under runsv
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#this keeps the program alive or something after exec'ing perl scripts
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifEND() { }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifBEGIN() { }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif{
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif no warnings;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif *CORE::GLOBAL::exit = sub { die "fakeexit\nrc=" . shift() . "\n"; };
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif};
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifeval q{exit};
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifif ($@) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif exit unless $@ =~ /^fakeexit/;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif}
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif&main;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifsub daemonize() {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif chdir '/' or die "Can't chdir to /: $!";
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif defined( my $pid = fork ) or die "Can't fork: $!";
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif exit if $pid;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif setsid() or die "Can't start a new session: $!";
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif umask 0;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif}
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifsub main {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#$socket = FCGI::OpenSocket( "127.0.0.1:8999", 10 ); #use IP sockets
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#$socket = FCGI::OpenSocket( "/var/run/nginx/perl_cgi-dispatch.sock", 10 ); #use UNIX sockets - user running this script must have w access to the 'nginx' folder!!
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif#foreach $item (keys %ENV) { delete $ENV{$item}; }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $proc_manager = FCGI::ProcManager->new( {n_processes => 5} );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $socket = FCGI::OpenSocket( "/opt/nginx/fcgi/cgi.sock", 10 )
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif ; #use UNIX sockets - user running this script must have w access to the 'nginx' folder!!
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $request =
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif FCGI::Request( \*STDIN, \*STDOUT, \*STDERR, \%req_params, $socket,
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif &FCGI::FAIL_ACCEPT_ON_INTR );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $proc_manager->pm_manage();
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ($request) { request_loop() }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif FCGI::CloseSocket($socket);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif}
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gifsub request_loop {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif while ( $request->Accept() >= 0 ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $proc_manager->pm_pre_dispatch();
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif #processing any STDIN input from WebServer (for CGI-POST actions)
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $stdin_passthrough = '';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif { no warnings; $req_len = 0 + $req_params{'CONTENT_LENGTH'}; };
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ( ( $req_params{'REQUEST_METHOD'} eq 'POST' ) && ( $req_len != 0 ) )
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif my $bytes_read = 0;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif while ( $bytes_read < $req_len ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif my $data = '';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif my $bytes = read( STDIN, $data, ( $req_len - $bytes_read ) );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif last if ( $bytes == 0 || !defined($bytes) );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $stdin_passthrough .= $data;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $bytes_read += $bytes;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif #running the cgi app
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if (
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif ( -x $req_params{SCRIPT_FILENAME} ) && #can I execute this?
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif ( -s $req_params{SCRIPT_FILENAME} ) && #Is this file empty?
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif ( -r $req_params{SCRIPT_FILENAME} ) #can I read this file?
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif )
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif pipe( CHILD_RD, PARENT_WR );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif pipe( PARENT_ERR, CHILD_ERR );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif my $pid = open( CHILD_O, "-|" );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif unless ( defined($pid) ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif print("Content-type: text/plain\r\n\r\n");
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif print
"Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !\n";
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif next;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $oldfh = select(PARENT_ERR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $| = 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif select(CHILD_O);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $| = 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif select($oldfh);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ( $pid > 0 ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(CHILD_RD);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(CHILD_ERR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif print PARENT_WR $stdin_passthrough;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(PARENT_WR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $rin = $rout = $ein = $eout = '';
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif vec( $rin, fileno(CHILD_O), 1 ) = 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif vec( $rin, fileno(PARENT_ERR), 1 ) = 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $ein = $rin;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $nfound = 0;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif while ( $nfound =
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif select( $rout = $rin, undef, $ein = $eout, 10 ) )
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif die "$!" unless $nfound != -1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $r1 = vec( $rout, fileno(PARENT_ERR), 1 ) == 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $r2 = vec( $rout, fileno(CHILD_O), 1 ) == 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $e1 = vec( $eout, fileno(PARENT_ERR), 1 ) == 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $e2 = vec( $eout, fileno(CHILD_O), 1 ) == 1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ($r1) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif while ( $bytes = read( PARENT_ERR, $errbytes, 4096 ) ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif print STDERR $errbytes;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ($!) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $err = $!;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif die $!;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif vec( $rin, fileno(PARENT_ERR), 1 ) = 0
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif unless ( $err == EINTR or $err == EAGAIN );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ($r2) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif while ( $bytes = read( CHILD_O, $s, 4096 ) ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif print $s;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ( !defined($bytes) ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $err = $!;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif die $!;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif vec( $rin, fileno(CHILD_O), 1 ) = 0
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif unless ( $err == EINTR or $err == EAGAIN );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif last if ( $e1 || $e2 );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close CHILD_RD;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close PARENT_ERR;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif waitpid( $pid, 0 );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif } else {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif foreach $key ( keys %req_params ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif $ENV{$key} = $req_params{$key};
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif # cd to the script's local directory
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif if ( $req_params{SCRIPT_FILENAME} =~ /^(.*)\/[^\/]+$/ ) {
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif chdir $1;
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif }
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(PARENT_WR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif #close(PARENT_ERR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(STDIN);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif close(STDERR);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif #fcntl(CHILD_RD, F_DUPFD, 0);
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif syscall( &SYS_dup2, fileno(CHILD_RD),0 );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif syscall( &SYS_dup2, fileno(CHILD_ERR), 2 );
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif
http://coolerfeng.blog.51cto.com/images/editer/InBlock.gif #open(STDIN, "
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