配置文件如下：
请注意，网上提供的官方文档在运行时可能会出现问题，此文中保证无问题。
1 #!/usr/bin/perl
2 #
3 # author Daniel Dominik Rudnicki
4 # thanks to: Piotr Romanczuk
5 # email [email protected]
6 # version 0.4.3
7 # webpage http://www.nginx.eu/
8 #
9 # BASED @ http://wiki.codemongers.com/NginxSimpleCGI
10 #
11 #
12 # use strict;
13 use FCGI;
14 use Getopt::Long;
15 use IO::All;
16 use Socket;
17
18 sub init {
19 GetOptions( "h" => \$help,
20 "verbose!"=>\$verbose,
21 "pid=s" => \$filepid,
22 "l=s" => \$logfile,
23 "S:s" => \$unixsocket,
24 "P:i" => \$unixport) or usage();
25 usage() if $help;
26
27 print " Starting Nginx-fcgi\n" if $verbose;
28 print " Running with $> UID" if $verbose;
29 print " Perl $]" if $verbose;
30
31 # if ( $> == "0" ) {
32 # print "\n\tERROR\tRunning as a root!\n";
33 # print "\tSuggested not to do so !!!\n\n";
34 # exit 1;
35 # }
36
37 if ( ! $logfile ) {
38 print "\n\tERROR\t log file must declared\n"
39 . "\tuse $0 with option -l filename\n\n";
40 exit 1;
41 }
42 print " Using log file $logfile\n" if $verbose;
43 "\n\n" >> io($logfile);
44 addlog($logfile, "Starting Nginx-cfgi");
45 addlog($logfile, "Running with $> UID");
46 addlog($logfile, "Perl $]");
47 addlog($logfile, "Testing socket options");
48
49 if ( ($unixsocket && $unixport) || (!($unixsocket) && !($unixport)) ) {
50 print "\n\tERROR\tOnly one option can be used!\n";
51 print "\tSuggested (beacuse of speed) is usage UNIX socket -S \n\n";
52 exit 1;
53 }
54
55 if ($unixsocket) {
56 print " Daemon listening at UNIX socket $unixsocket\n" if $versbose;
57 addlog($logfile, "Deamon listening at UNIX socket $unixsocket");
58 } else {
59 print " Daemon listening at TCP/IP socket *:$unixport\n" if $verbose;
60 #
61 addlog($logfile, "Daemon listening at TCP/IP socket *:$unixport");
62 }
63
64 if ( -e $filepid ) {
65 print "\n\tERROR\t PID file $filepid already exists\n\n";
66 addlog($logfile, "Can not use PID file $filepid, already exists.");
67 exit 1;
68 }
69
70 if ( $unixsocket ) {
71 print " Creating UNIX socket\n" if $verbose;
72 $socket = FCGI::OpenSocket( $unixsocket, 10 );
73 if ( !$socket) {
74 print " Couldn‘t create socket\n";
75 addlog($logfile, "Couldn‘t create socket");
76 exit 1;
77 }
78 print " Using UNIX socket $unixsocket\n" if $verbose;
79 } else {
80 print " Creating TCP/IP socket\n" if $verbose;
81 $portnumber = ":".$unixport;
82 $socket = FCGI::OpenSocket( $unixport, 10 );
83 if ( !$socket ) {
84 print " Couldn‘t create socket\n";
85 addlog($logfile, "Couldn‘t create socket");
86 exit 1;
87 }
88 print " Using port $unixport\n" if $verbose;
89 }
90 addlog($logfile, "Socket created");
91
92 if ( ! $filepid ) {
93 print "\n\tERROR\t PID file must declared\n"
94 . "\tuse $0 with option -pid filename\n\n";
95 exit 1;
96 }
97 print " Using PID file $filepid\n" if $verbose;
98 addlog($logfile, "Using PID file $filepid");
99
100 my $pidnumber = $$;
101 $pidnumber > io($filepid);
102 print " PID number $$\n" if $verbose;
103 addlog($logfile, "PID number $pidnumber");
104
105 }
106
107 sub addzero {
108 my ($date) = shift;
109 if ($date < 10) {
110 return "0$date";
111 }
112 return $date;
113 }
114
115 sub logformat {
116 my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$iddst) = localtime(time);
117 my $datestring;
118 $year += 1900;
119 $mon++;
120 $mon = addzero($mon);
121 $mday = addzero($mday);
122 $min = addzero($min);
123 $datestring = "$year-$mon-$mday $hour:$min";
124 return($datestring);
125 }
126
127 sub addlog {
128 my ($log_file, $log_message) = @_;
129 my $curr_time = logformat();
130 my $write_message = "[$curr_time] $log_message";
131 $write_message >> io($log_file);
132 "\n" >> io($log_file);
133 }
134
135 sub printerror {
136 my $message = @_;
137 print "\n Nginx FastCGI\tERROR\n"
138 . "\t $message\n\n";
139 exit 1;
140 }
141
142 sub usage {
143 print "\n Nginx FastCGI \n"
144 . "\n\tusage: $0 [-h] -S string -P int\n"
145 . "\n\t-h\t\t: this (help) message"
146 . "\n\t-S path\t\t: path for UNIX socket"
147 . "\n\t-P port\t\t: port number"
148 . "\n\t-p file\t\t: path for pid file"
149 . "\n\t-l file\t\t: path for logfile"
150 . "\n\n\texample: $0 -S /var/run/nginx-perl_cgi.sock -l /var/log/nginx/nginx-cfgi.log -pid /var/run/nginx-fcgi.pid\n\n";
151 exit 1;
152 }
153
154
155 init;
156 exit unless [email protected] =~ /^fakeexit/;
157 } ;
158
159 # fork part
160 my $pid = fork();
161
162 if( $pid == 0 ) {
163 &main;
164 exit 0;
165 }
166
167 print " Forking worker process with PID $pid\n" if $verbose;
168 addlog($logfile, "Forking worker process with PID $pid");
169 print " Update PID file $filepid\n" if $verbose;
170 addlog($logfile, "Update PID file $filepid");
171 $pid > io($filepid);
172 print " Worker process running.\n" if $verbose;
173 addlog ($logfile, "Parent process $$ is exiting");
174 exit 0;
175
176 sub main {
177 $request = FCGI::Request( \*STDIN, \*STDOUT, \*STDERR, \%req_params, $socket );
178 if ($request) { request_loop()};
179 FCGI::CloseSocket( $socket );
180 }
181
182 sub request_loop {
183 while( $request->Accept() >= 0 ) {
184 # processing any STDIN input from WebServer (for CGI-POST actions)
185 $stdin_passthrough = ‘‘;
186 $req_len = 0 + $req_params{‘CONTENT_LENGTH‘};
187 if (($req_params{‘REQUEST_METHOD‘} eq ‘POST‘) && ($req_len != 0) ){
188 while ($req_len) {
189 $stdin_passthrough .= getc(STDIN);
190 $req_len--;
191 }
192 }
193
194 # running the cgi app
195 if ( (-x $req_params{SCRIPT_FILENAME}) &&
196 (-s $req_params{SCRIPT_FILENAME}) &&
197 (-r $req_params{SCRIPT_FILENAME})
198 ){
199 foreach $key ( keys %req_params){
200 $ENV{$key} = $req_params{$key};
201 }
202 if ( $verbose ) {
203 addlog($logfile, "running $req_params{SCRIPT_FILENAME}");
204 }
205 # http://perldoc.perl.org/perlipc.html#Safe-Pipe-Opens
206 #
207 #open $cgi_app, ‘-|‘, $req_params{SCRIPT_FILENAME}, $stdin_passthrough or print("Content-type: text/plain\r\n\r\n"); print "Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !\n"; # addlog($logfile, "Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !");
208 open $cgi_app, ‘-|‘, "echo ‘$stdin_passthrough‘ | ‘$req_params{SCRIPT_FILENAME}‘" or print("Content-type: text/plain\r\n\r\n"); print "Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !\n"; # addlog($logfile, "Error: CGI app returned no output - Executing $req_params{SCRIPT_FILENAME} failed !");
209
210 if ($cgi_app) {
211 print <$cgi_app>;
212 close $cgi_app;
213 }
214 } else {
215 print("Content-type: text/plain\r\n\r\n");
216 print "Error: No such CGI app - $req_params{SCRIPT_FILENAME} may not exist or is not executable by this process.\n";
217 addlog($logfile, "Error: No such CGI app - $req_params{SCRIPT_FILENAME} may not exist or is not executable by this process.");
218 }
219 }
220 }
221
nginx环境下配置nagios-关于perl-fcgi.pl