1 | #!/usr/bin/perl
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2 |
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3 | use strict;
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4 | use warnings;
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5 |
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6 | BEGIN
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7 | {
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8 | die "GSDLHOME not set\n" unless defined $ENV{'GSDLHOME'};
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9 | die "GSDLOS not set\n" unless defined $ENV{'GSDLOS'};
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10 |
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11 | unshift (@INC, "$ENV{'GSDLHOME'}/perllib");
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12 | unshift (@INC, "$ENV{'GSDLHOME'}/perllib/cpan");
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13 | unshift (@INC, "$ENV{'GSDLHOME'}/perllib/cpan/XML/XPath");
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14 | unshift (@INC, "$ENV{'GSDLHOME'}/perllib/plugins");
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15 | unshift (@INC, "$ENV{'GSDLHOME'}/perllib/classify");
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16 |
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17 | if (defined $ENV{'GSDLEXTS'})
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18 | {
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19 | my @extensions = split(/:/,$ENV{'GSDLEXTS'});
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20 | foreach my $e (@extensions)
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21 | {
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22 | my $ext_prefix = "$ENV{'GSDLHOME'}/ext/$e";
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23 | unshift (@INC, "$ext_prefix/perllib");
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24 | unshift (@INC, "$ext_prefix/perllib/cpan");
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25 | unshift (@INC, "$ext_prefix/perllib/plugins");
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26 | unshift (@INC, "$ext_prefix/perllib/classify");
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27 | }
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28 | }
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29 | if (defined $ENV{'GSDL3EXTS'})
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30 | {
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31 | my @extensions = split(/:/,$ENV{'GSDL3EXTS'});
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32 | foreach my $e (@extensions)
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33 | {
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34 | my $ext_prefix = "$ENV{'GSDL3SRCHOME'}/ext/$e";
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35 | unshift (@INC, "$ext_prefix/perllib");
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36 | unshift (@INC, "$ext_prefix/perllib/cpan");
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37 | unshift (@INC, "$ext_prefix/perllib/plugins");
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38 | unshift (@INC, "$ext_prefix/perllib/classify");
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39 | }
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40 | }
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41 |
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42 | # Manually installed CPAN package in GEXT*INSTALL
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43 | unshift (@INC, $ENV{'GEXTPARALLELBUILDING_INSTALLED'} . "/share/perl5");
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44 | }
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45 |
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46 | use SocketsSwimmingThreadPoolClient;
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47 | use SocketsSwimmingThreadPoolServer;
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48 |
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49 | # Configuration
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50 | my $host = 'localhost';
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51 | my $port = 8190;
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52 |
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53 | # Fork ourselves
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54 | my $child_pid = fork();
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55 | # Ensure fork() worked
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56 | if (!defined($child_pid))
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57 | {
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58 | die("Fatal Error! Fork didn't.");
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59 | }
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60 | # Parent process creates the server socket and sits there listening
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61 | if ($child_pid > 0)
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62 | {
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63 | my $server = SocketsSwimmingThreadPoolServer->new(host=>$host,
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64 | port=>$port,
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65 | processor_cb => \&serverProcess
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66 | );
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67 | print STDERR "[Server] Listening\n";
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68 | $server->start;
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69 | print STDERR "[Server] Shutdown\n";
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70 | }
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71 | # Child socket spawns 100,000 client connections one after the other
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72 | else
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73 | {
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74 | for (my $i = 0; $i < 100000; $i++)
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75 | {
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76 | sendMessage('msg' . $i);
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77 | }
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78 | # Ask the server to shutdown
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79 | sendMessage('quit');
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80 | }
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81 |
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82 | exit(0);
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83 |
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84 | sub sendMessage
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85 | {
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86 | my ($message) = @_;
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87 | my $client = SocketsSwimmingThreadPoolClient->new(host=>$host,
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88 | port=>$port
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89 | );
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90 | my $result = $client->query($message);
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91 | print "[Client] Response: $result\n";
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92 | }
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93 |
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94 | # All the server does is echo the reverse of the request
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95 | sub serverProcess
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96 | {
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97 | my ($data, $ip, $tid, $fnstop) = @_;
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98 | print "[Server] Request: $data\n";
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99 | my $value = reverse $data;
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100 | if ($data =~ /quit/)
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101 | {
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102 | $fnstop->();
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103 | $value = 'Quitting!';
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104 | }
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105 | return $value;
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106 | }
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107 |
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108 | 1;
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