41 lines
998 B
Perl
Executable File
41 lines
998 B
Perl
Executable File
#!/usr/bin/env perl
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use strict;
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use warnings;
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$|++;
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$SIG{CLD} = sub {
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wait;
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printf STDERR "{proc: \"r\", action: \"exit\", code: 1, error: \"child_died\"}\n";
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exit 1;
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};
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sub readcmd {
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my $data = '';
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while( length( $data) < 6) {
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read( STDIN, $data, 6-length($data), length($data)) or return(0);
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}
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$data;
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}
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while( my$data = readcmd) {
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(my$cmd, my$length) = unpack( 'nN', $data);
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print STDERR "{cmd: $cmd, length: $length}\n";
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read STDIN, $data, $length;
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if( 1 == $cmd) {
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print STDERR "{proc: \"r\", action: \"open\", file: \"$data\"}\n";
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open( F, '>>', $data) or print STDERR ("{proc: \"r\", error: \"unable_to_open_file\", message: \"Can't open file <$data>.\"}\n");
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my($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size,
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$atime,$mtime,$ctime,$blksize,$blocks) = stat F;
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print pack( 'N', $size);
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}
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elsif( 2 == $cmd) {
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print F $data;
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}
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else {
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die( "{proc: \"r\", error: \"unknown_command\", command: $cmd}\n");
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}
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}
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print STDERR "{proc: \"r\", exit: 0}\n";
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exit 0;
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