Webmin-RPC 改造可行性证明

测试基本上和我想得一样。方法是修改webmin里面的lib一类的文件，把html相关的地方修改成xml，然后返回。也就是说，基本上还是webmin的代码，修改一下print里面的东西。我想找个本科生一个个改就OK的。以下是测试代码，有兴趣的朋友，可以联系我，我们一起把这个项目放到sourceforge上。

#!/usr/bin/perl

use XMLRPC::Transport::HTTP;
use Time::Local;

XMLRPC::Transport::HTTP::CGI
-> dispatch_to('Process')
-> handle;

package Process;

sub ListProcesses {
my ($self) = @_;

@procs = sort { $b->{'cpu'} <=> $a->{'cpu'} } &list_processes();
@procs = grep { !$hide{$_->{'user'}} } @procs;
@procs = grep { $_->{'user'} eq $remote_user } @procs if ($user_processes_only);
$x = "<processes>/n";
foreach $pr (@procs) {
$p = $pr->{'pid'};
$x .= "<proc>/n";
$x .= "<pid>$p</pid>/n";
$x .= "<user>$pr->{'user'}</user>/n";
$x .= "<cpu>$pr->{'cpu'}</cpu>/n";
$x .= "</proc>/n";
}
$x .= "</processes>/n";

return $x ;
};

sub list_processes
{
local($pcmd, $line, $i, %pidmap, @plist, $dummy, @w, $_);
local $out = `ps V`;
if ($out =~ /version/s+(/d+)/./ && $1 >= 2 || $out =~ /version/s+/./) {
# New version of ps, as found in redhat 6
open(PS, "ps --cols 500 -eo user,ruser,group,rgroup,pid,ppid,pgid,pcpu,vsz,nice,etime,time,stime,tty,args 2>/dev/null |");
$dummy = <PS>;
for($i=0; $line=<PS>; $i++) {
chop($line);
$line =~ s/^/s+//g;
eval { @w = split(//s+/, $line, -1); };
if ($@) {
# Hit a split loop
$i--; next;
}
if ($line =~ /ps -o user,ruser/) {
# Skip process ID 0 or ps command
$i--; next;
}
if (@_ && &indexof($w[4], @_) < 0) {
# Not interested in this PID
$i--; next;
}
$plist[$i]->{"pid"} = $w[4];
$plist[$i]->{"ppid"} = $w[5];
$plist[$i]->{"user"} = $w[0];
$plist[$i]->{"cpu"} = "$w[7] %";
$plist[$i]->{"size"} = "$w[8] kB";
$plist[$i]->{"time"} = $w[11];
$plist[$i]->{"_stime"} = $w[12];
$plist[$i]->{"nice"} = $w[9];
$plist[$i]->{"args"} = @w<15 ? "defunct" : join(' ', @w[14..$#w]);
$plist[$i]->{"_group"} = $w[2];
$plist[$i]->{"_ruser"} = $w[1];
$plist[$i]->{"_rgroup"} = $w[3];
$plist[$i]->{"_pgid"} = $w[6];
$plist[$i]->{"_tty"} = $w[13] =~ //?/ ? $text{'edit_none'} : "/dev/$w[12]";
}
close(PS);
}
return @plist;
}