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/cvs/Coro/myhttpd/shell.pl
Revision: 1.15
Committed: Sun Aug 19 23:57:52 2001 UTC (22 years, 10 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.14: +2 -1 lines
Log Message:
*** empty log message ***

File Contents

# User Rev Content
1 root 1.1 # a server command shell
2    
3     use Coro;
4     use Coro::Handle;
5     use Coro::Socket;
6     use Event;
7 root 1.8 use Time::HiRes 'time';
8    
9 root 1.10 use Text::Abbrev;
10    
11 root 1.8 my $last_ts = time;
12 root 1.1
13 root 1.10 my %complete;
14 root 1.12 my @commands = qw(quit squit refresh country restart block info print);
15 root 1.10
16     abbrev \%complete, @commands;
17    
18 root 1.1 sub shell {
19     my $fh = shift;
20    
21     while (defined (print $fh "cmd> "), $_ = <$fh>) {
22 root 1.2 s/\015?\012$//;
23 root 1.10 if (s/^(\S+)\s*// && (my $cmd = $complete{$1})) {
24     if ($cmd eq "quit") {
25 root 1.13 print $fh "bye bye.\n";#d#
26 root 1.10 last;
27     } elsif ($cmd eq "squit") {
28 root 1.13 print $fh "server quit.\n";#d#
29 root 1.10 Event::unloop;
30 root 1.11 last;
31 root 1.12 } elsif ($cmd eq "print") {
32 root 1.11 my @res = eval $_;
33     print $fh "eval: $@\n" if $@;
34     print $fh "RES = ", (join " : ", @res), "\n";
35 root 1.10 } elsif ($cmd eq "block") {
36     print "blocked '$_'\n";#d#
37     $conn::blocked{$_} = time + $::BLOCKTIME;
38     } elsif ($cmd eq "info") {
39     $::NOW = time+1e-6;
40     my @data;
41     for (values %conn::conn) {
42     for (values %$_) {
43     next unless $_;
44     my $rate = sprintf "%.1f", $_->{written} / ($::NOW - $_->{time});
45     push @data, "$_->{country}/$_->{remote_addr} $_->{written} $rate $_->{method} $_->{uri}\n";
46     }
47 root 1.1 }
48 root 1.10 print $fh sort @data;
49     print $fh scalar@data, " ($::conns) connections\n";#d#
50     print $fh "$::written bytes written in the last ",$::NOW - $last_ts, " seconds\n";
51     printf $fh "(%.1f bytes/s)\n", $::written / ($::NOW - $last_ts);
52     ($last_ts, $::written) = ($::NOW, 0);
53     } elsif ($cmd eq "refresh") {
54 root 1.11 do "config.pl";
55     print $fh "config.pl: $@\n" if $@;
56 root 1.15 read_blockuri;
57     read_blockref;
58 root 1.10 } elsif ($cmd eq "restart") {
59     $::RESTART = 1;
60     unloop;
61     print $fh "restarting, cu!\n";
62     last;
63     } elsif ($cmd eq "country") {
64     print $fh ip_request($_), "\n";
65 root 1.1 }
66     } else {
67 root 1.10 print $fh "try one of @commands\n";
68 root 1.1 }
69     }
70     }
71    
72     # bind to tcp port
73     if ($CMDSHELL_PORT) {
74     my $port = new Coro::Socket
75 root 1.14 #LocalAddr => "127.0.0.1",
76 root 1.1 LocalPort => $CMDSHELL_PORT,
77     ReuseAddr => 1,
78     Listen => 1,
79     or die "unable to bind cmdshell port: $!";
80 root 1.2
81     push @listen_sockets, $port;
82 root 1.1
83     async {
84 root 1.7 while () {
85     async \&shell, scalar $port->accept;
86     }
87 root 1.1 };
88     }
89    
90     # bind to stdin (debug)
91     if (1) {
92     my $tty;
93     open $tty, "+</dev/tty"
94     and async \&shell, unblock $tty;
95     }
96