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日志统计分析软件Awstats需要Perl支持,但是Nginx内建的Perl模块目前还并不稳定,经常会出问题,所以还是用FastCGI模式运行Perl比较可靠。下面就谈谈如何在Nginx下配置Perl的FastCGI模式:
首先,安装Perl的FastCGI模块:
wgethttp://www.cpan.org/modules/by-module/FCGI/FCGI-0.67.tar.gztarzxvf FCGI-0.67.tar.gzcd FCGI-0.67perl Makefile.PLmake && make install其实也可以用这种方法:#perl -MCPAN -e ‘install FCGI’
然后,配置Perl的FastCGI脚本(从网上找到的,未找到原始出处):
#!/usr/bin/perluse FCGI;use Socket;use POSIX qw(setsid);require 'syscall.ph';&daemonize;END() { } BEGIN() { }*CORE::GLOBAL::exit = sub { die "fakeexit\nrc=".shift()."\n"; };eval q{exit};if ($@) { exit unless $@ =~ /^fakeexit/;};&main;sub daemonize() { chdir '/' or die "Can't chdir to /: $!"; defined(my $pid = fork) or die "Can't fork: $!"; exit if $pid; setsid or die "Can't start a new session: $!"; umask 0;}sub main { $socket = FCGI::OpenSocket( "/tmp/perl_fastcgi.sock", 10 ); $request = FCGI::Request( \*STDIN, \*STDOUT, \*STDERR, \%req_params, $socket ); if ($request) { request_loop()}; FCGI::CloseSocket( $socket );}sub request_loop { while( $request->Accept() >= 0 ) { $stdin_passthrough =''; $req_len = 0 + $req_params{'CONTENT_LENGTH'}; if (($req_params{'REQUEST_METHOD'} eq 'OST') && ($req_len != 0) ){ my $bytes_read = 0; while ($bytes_read < $req_len) { my $data = ''; my $bytes = read(STDIN, $data, ($req_len - $bytes_read)); last if ($bytes == 0 || !defined($bytes)); $stdin_passthrough .= $data; $bytes_read += $bytes; } } if ( (-x $req_params{SCRIPT_FILENAME}) && (-s $req_params{SCRIPT_FILENAME}) && (-r $req_params{SCRIPT_FILENAME}) ){ pipe(CHILD_RD, PARENT_WR); my $pid = open(KID_TO_READ, "-|"); unless(defined($pid)) { print("Content-type: text/plain\r\n\r\n"); print "Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !\n"; next; } if ($pid > 0) { close(CHILD_RD); print PARENT_WR $stdin_passthrough; close(PARENT_WR); while(my $s = ) { print $s; } close KID_TO_READ; waitpid($pid, 0); } else { foreach $key ( keys %req_params){ $ENV{$key} = $req_params{$key}; } if ($req_params{SCRIPT_FILENAME} =~ /^(.*)\/[^\/]+$/) { chdir $1; } close(PARENT_WR); close(STDIN); syscall(&SYS_dup2, fileno(CHILD_RD), 0); exec($req_params{SCRIPT_FILENAME}); die("exec failed"); } } else { print("Content-type: text/plain\r\n\r\n"); print "Error: No such CGI app - $req_params{SCRIPT_FILENAME} may not exist or is not executable by this process.\n"; } }}将权限改为可执行,并执行之。
配置nginx.conf,使之支持perl脚本:
location ~* .*\.pl${ include awstats.conf;}编辑awstats.conf
fastcgi_pass unix:/tmp/perl_fastcgi.sock;fastcgi_index awstats.pl;fastcgi_param SCRIPT_FILENAME $document_root$fastcgi_script_name;fastcgi_param QUERY_STRING $query_string;fastcgi_param REQUEST_METHOD $request_method;fastcgi_param CONTENT_TYPE $content_type;fastcgi_param CONTENT_LENGTH $content_length;fastcgi_param GATEWAY_INTERFACE CGI/1.1;fastcgi_param SERVER_SOFTWARE nginx;fastcgi_param SCRIPT_NAME $fastcgi_script_name;fastcgi_param REQUEST_URI $request_uri;fastcgi_param DOCUMENT_URI $document_uri;fastcgi_param DOCUMENT_ROOT $document_root;fastcgi_param SERVER_PROTOCOL $server_protocol;fastcgi_param REMOTE_ADDR $remote_addr;fastcgi_param REMOTE_PORT $remote_port;fastcgi_param SERVER_ADDR $server_addr;fastcgi_param SERVER_PORT $server_port;fastcgi_param SERVER_NAME $server_name;fastcgi_read_timeout 60;然后重启nginx:
#service nginx restart |
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