#include <stdio.h>
#include <sys/mount.h>
#include <fcntl.h>

void die(char *msg)
{
  perror(msg);
  exit(1);
}

void kernel_read(char *dev)
{
  int fd;
  if ((fd = open(dev, O_RDONLY)) == -1) die("can't open device");
  ioctl(fd, BLKRRPART, 0);
  close(fd);
}

int main(int argc, char **argv) 
{
  if (argc != 2) {
    fprintf(stderr, "usage: kernel_read_part <hard drive device>\n");
    exit(1);
  }
  kernel_read(argv[1]);
}
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<tr><td class='sub'>Mageia Installer and base platform for many utilities</td><td class='sub right'>Thierry Vignaud [tv]</td></tr></table>
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</pre></td>
<td class='lines'><pre><code><span class="hl kwa">package</span> network<span class="hl opt">::</span>network<span class="hl opt">;</span> <span class="hl slc"># $Id$wir</span>

<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- misc imports</span>
<span class="hl slc">#-######################################################################################</span>

<span class="hl kwa">use</span> strict<span class="hl opt">;</span>

<span class="hl kwa">use</span> Socket<span class="hl opt">;</span>
<span class="hl kwa">use</span> common<span class="hl opt">;</span>
<span class="hl kwa">use</span> detect_devices<span class="hl opt">;</span>
<span class="hl kwa">use</span> run_program<span class="hl opt">;</span>
<span class="hl kwa">use</span> any<span class="hl opt">;</span>
<span class="hl kwa">use</span> vars <span class="hl str">qw(</span><span class="hl ipl">&#64;ISA</span> <span class="hl str"></span><span class="hl ipl">&#64;EXPORT</span><span class="hl str">)</span><span class="hl opt">;</span>
<span class="hl kwa">use</span> <span class="hl kwc">log</span><span class="hl opt">;</span>

<span class="hl kwb">&#64;ISA</span> <span class="hl opt">=</span> <span class="hl str">qw(Exporter)</span><span class="hl opt">;</span>
<span class="hl kwb">&#64;EXPORT</span> <span class="hl opt">=</span> <span class="hl str">qw(resolv configureNetworkIntf netmask dns is_ip masked_ip findIntf addDefaultRoute read_all_conf dnsServers guessHostname configureNetworkNet read_resolv_conf read_interface_conf add2hosts gateway configureNetwork2 write_conf sethostname down_it read_conf write_resolv_conf up_it)</span><span class="hl opt">;</span>

<span class="hl slc">#-######################################################################################</span>
<span class="hl slc">#- Functions</span>
<span class="hl slc">#-######################################################################################</span>
<span class="hl kwa">sub</span> read_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl opt">+{</span> getVarsFromSh<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) };</span>
<span class="hl opt">}</span>


<span class="hl kwa">sub</span> read_resolv_conf_raw <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwb">$file</span> <span class="hl opt">||=</span> <span class="hl str">&quot;$::prefix/etc/resolv.conf&quot;</span><span class="hl opt">;</span>
    <span class="hl opt">{</span> nameserver <span class="hl opt">=&gt; [</span> cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*nameserver\s+(\S+)/mg</span> <span class="hl opt">],</span>
      search <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*search\s+(.*)/m</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ] };</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> read_resolv_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$resolv_conf</span> <span class="hl opt">=</span> read_resolv_conf_raw<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">);</span>
    <span class="hl opt">+{</span>
      <span class="hl opt">(</span>mapn <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">] =&gt;</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">1</span><span class="hl opt">] } [</span> <span class="hl str">qw(dnsServer dnsServer2 dnsServer3)</span> <span class="hl opt">],</span> <span class="hl kwb">$resolv_conf</span><span class="hl opt">-&gt;{</span>nameserver<span class="hl opt">}),</span>
      <span class="hl opt">(</span>mapn <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">] =&gt;</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">1</span><span class="hl opt">] } [</span> <span class="hl str">qw(DOMAINNAME DOMAINNAME2 DOMAINNAME3)</span> <span class="hl opt">],</span> <span class="hl kwb">$resolv_conf</span><span class="hl opt">-&gt;{</span>search<span class="hl opt">}),</span>
     <span class="hl opt">};</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> read_interface_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">%intf</span> <span class="hl opt">=</span> getVarsFromSh<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">)</span> <span class="hl kwc">or die</span> <span class="hl str">&quot;cannot open file</span> <span class="hl ipl">$file</span><span class="hl str">:</span> <span class="hl ipl">$!</span><span class="hl str">&quot;</span><span class="hl opt">;</span>

    <span class="hl kwb">$intf</span><span class="hl opt">{</span>BOOTPROTO<span class="hl opt">} ||=</span> <span class="hl str">&apos;static&apos;</span><span class="hl opt">;</span>
    <span class="hl kwb">$intf</span><span class="hl opt">{</span>isPtp<span class="hl opt">} =</span> <span class="hl kwb">$intf</span><span class="hl opt">{</span>NETWORK<span class="hl opt">}</span> <span class="hl kwc">eq</span> <span class="hl str">&apos;255.255.255.255&apos;</span><span class="hl opt">;</span>
    <span class="hl kwb">$intf</span><span class="hl opt">{</span>isUp<span class="hl opt">} =</span> <span class="hl num">1</span><span class="hl opt">;</span>
    \<span class="hl kwb">%intf</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> read_dhcpd_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwb">$file</span> <span class="hl opt">||=</span> <span class="hl str">&quot;$::prefix/etc/dhcpd.conf&quot;</span><span class="hl opt">;</span>
    <span class="hl opt">{</span> option_routers <span class="hl opt">=&gt; [</span> cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*option routers\s+(\S+);/mg</span> <span class="hl opt">],</span>
      subnet_mask <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*option subnet-mask\s+(.*);/mg</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ],</span>
      domain_name <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*option domain-name\s+\&quot;(.*)\&quot;;/mg</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ],</span>
      domain_name_servers <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*option domain-name-servers\s+(.*);/m</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ],</span>
      dynamic_bootp <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*range dynamic-bootp\s+\S+\.(\d+)\s+\S+\.(\d+)\s*;/m</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ],</span>
      default_lease_time <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*default-lease-time\s+(.*);/m</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ],</span>
      max_lease_time <span class="hl opt">=&gt; [</span> if_<span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =~</span> <span class="hl kwd">/^\s*max-lease-time\s+(.*);/m</span><span class="hl opt">,</span> <span class="hl kwc">split</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">,</span> <span class="hl kwb">$1</span><span class="hl opt">)) ] };</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> read_tmdns_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">local</span> <span class="hl opt">*</span>F<span class="hl opt">;</span> <span class="hl kwc">open</span> F<span class="hl opt">,</span> <span class="hl kwb">$file</span> <span class="hl kwc">or die</span> <span class="hl str">&quot;cannot open file</span> <span class="hl ipl">$file</span><span class="hl str">:</span> <span class="hl ipl">$!</span><span class="hl str">&quot;</span><span class="hl opt">;</span>
    <span class="hl kwc">local</span> <span class="hl kwb">$_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">%outf</span><span class="hl opt">;</span>

    <span class="hl kwa">while</span> <span class="hl opt">(&lt;</span>F<span class="hl opt">&gt;) {</span>
	<span class="hl opt">(</span><span class="hl kwb">$outf</span><span class="hl opt">{</span>ZEROCONF_HOSTNAME<span class="hl opt">}) =</span> <span class="hl kwd">/^\s*hostname\s*=\s*(\w+)/</span> <span class="hl kwc">and</span> <span class="hl kwa">return</span> \<span class="hl kwb">%outf</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
    
    \<span class="hl kwb">%outf</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> up_it <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$prefix, $intfs</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>isUp<span class="hl opt">}</span> <span class="hl kwc">and</span> <span class="hl kwa">return foreach</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intfs</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$f</span> <span class="hl opt">=</span> <span class="hl str">&quot;/etc/resolv.conf&quot;</span><span class="hl opt">;</span> <span class="hl kwc">symlink</span> <span class="hl str">&quot;</span><span class="hl ipl">$prefix/$f</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$f</span><span class="hl opt">;</span>
    run_program<span class="hl opt">::</span>rooted<span class="hl opt">(</span><span class="hl kwb">$prefix,</span> <span class="hl str">&quot;/etc/rc.d/init.d/network&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;start&quot;</span><span class="hl opt">);</span>
    <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>isUp<span class="hl opt">} =</span> <span class="hl num">1</span> <span class="hl kwa">foreach</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intfs</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> down_it <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$prefix, $intfs</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    run_program<span class="hl opt">::</span>rooted<span class="hl opt">(</span><span class="hl kwb">$prefix,</span> <span class="hl str">&quot;/etc/rc.d/init.d/network&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;stop&quot;</span><span class="hl opt">);</span>
    <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>isUp<span class="hl opt">} =</span> <span class="hl num">1</span> <span class="hl kwa">foreach</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intfs</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> write_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file, $netc</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">} &amp;&amp;</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">} =~</span> <span class="hl kwd">/\.(.+)$/</span><span class="hl opt">) {</span>
	<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>DOMAINNAME<span class="hl opt">} =</span> <span class="hl kwb">$1</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
    <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>NETWORKING<span class="hl opt">} =</span> <span class="hl str">&apos;yes&apos;</span><span class="hl opt">;</span>

    setVarsInSh<span class="hl opt">(</span><span class="hl kwb">$file, $netc,</span> <span class="hl str">qw(HOSTNAME NETWORKING GATEWAY GATEWAYDEV NISDOMAIN)</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> write_zeroconf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file, $zhostname</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">eval</span> <span class="hl opt">{</span> substInFile <span class="hl opt">{</span> <span class="hl kwd">s/^\s*(hostname)\s*=.*/$1 = $zhostname/</span> <span class="hl opt">}</span> <span class="hl kwb">$file</span> <span class="hl opt">};</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> write_resolv_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file, $netc</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwc">my</span> <span class="hl kwb">%new</span> <span class="hl opt">= (</span>
        search <span class="hl opt">=&gt; [</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span> <span class="hl opt">}</span> uniq<span class="hl opt">(</span><span class="hl kwb">&#64;$netc</span><span class="hl opt">{</span><span class="hl str">&apos;DOMAINNAME&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;DOMAINNAME2&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;DOMAINNAME3&apos;</span><span class="hl opt">}) ],</span>
        nameserver <span class="hl opt">=&gt; [</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span> <span class="hl opt">}</span> uniq<span class="hl opt">(</span><span class="hl kwb">&#64;$netc</span><span class="hl opt">{</span><span class="hl str">&apos;dnsServer&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;dnsServer2&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;dnsServer3&apos;</span><span class="hl opt">}) ],</span>
    <span class="hl opt">);</span>

    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">%prev, &#64;unknown</span><span class="hl opt">);</span>
    <span class="hl kwa">foreach</span> <span class="hl opt">(</span>cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">)) {</span>
	<span class="hl kwd">s/\s+$//</span><span class="hl opt">;</span>
	<span class="hl kwd">s/^[#\s]*//</span><span class="hl opt">;</span>

	<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$key, $val</span><span class="hl opt">) =</span> <span class="hl kwd">/^(search|nameserver)\s+(.*)$/</span><span class="hl opt">) {</span>
	    <span class="hl kwc">push</span> <span class="hl opt">&#64;{</span><span class="hl kwb">$prev</span><span class="hl opt">{</span><span class="hl kwb">$key</span><span class="hl opt">}},</span> <span class="hl kwb">$val</span><span class="hl opt">;</span>
	<span class="hl opt">}</span> <span class="hl kwa">elsif</span> <span class="hl opt">(</span><span class="hl kwd">/^ppp temp entry$/</span><span class="hl opt">) {</span>
	<span class="hl opt">}</span> <span class="hl kwa">elsif</span> <span class="hl opt">(</span><span class="hl kwd">/\S/</span><span class="hl opt">) {</span>
	    <span class="hl kwc">push</span> <span class="hl kwb">&#64;unknown, $_</span><span class="hl opt">;</span>
	<span class="hl opt">}</span>
    <span class="hl opt">}</span>
    <span class="hl kwc">unlink</span> <span class="hl kwb">$file</span><span class="hl opt">;</span>  <span class="hl slc">#- workaround situation when /etc/resolv.conf is an absolute link to /etc/ppp/resolv.conf or whatever</span>

    <span class="hl kwa">if</span> <span class="hl opt">(&#64;{</span><span class="hl kwb">$new</span><span class="hl opt">{</span>search<span class="hl opt">}} || &#64;{</span><span class="hl kwb">$new</span><span class="hl opt">{</span>nameserver<span class="hl opt">}}) {</span>
	<span class="hl kwb">$prev</span><span class="hl opt">{</span><span class="hl kwb">$_</span><span class="hl opt">} = [</span> difference2<span class="hl opt">(</span><span class="hl kwb">$prev</span><span class="hl opt">{</span><span class="hl kwb">$_</span><span class="hl opt">} || [],</span> <span class="hl kwb">$new</span><span class="hl opt">{</span><span class="hl kwb">$_</span><span class="hl opt">}) ]</span> <span class="hl kwa">foreach</span> <span class="hl kwc">keys</span> <span class="hl kwb">%new</span><span class="hl opt">;</span>

	<span class="hl kwc">my</span> <span class="hl kwb">&#64;search</span> <span class="hl opt">=</span> <span class="hl kwa">do</span> <span class="hl opt">{</span>
	    <span class="hl kwc">my</span> <span class="hl kwb">&#64;new</span> <span class="hl opt">=</span> if_<span class="hl opt">(&#64;{</span><span class="hl kwb">$new</span><span class="hl opt">{</span>search<span class="hl opt">}},</span> <span class="hl str">&quot;search &quot;</span> <span class="hl opt">.</span> <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">, &#64;{</span><span class="hl kwb">$new</span><span class="hl opt">{</span>search<span class="hl opt">}}) .</span> <span class="hl str">&quot;</span><span class="hl esc">\n</span><span class="hl str">&quot;</span><span class="hl opt">);</span>
	    <span class="hl kwc">my</span> <span class="hl kwb">&#64;old</span> <span class="hl opt">=</span> if_<span class="hl opt">(&#64;{</span><span class="hl kwb">$prev</span><span class="hl opt">{</span>search<span class="hl opt">}},</span> <span class="hl str">&quot;# search &quot;</span> <span class="hl opt">.</span> <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&apos; &apos;</span><span class="hl opt">, &#64;{</span><span class="hl kwb">$prev</span><span class="hl opt">{</span>search<span class="hl opt">}}) .</span> <span class="hl str">&quot;</span><span class="hl esc">\n</span><span class="hl str">&quot;</span><span class="hl opt">);</span>
	    <span class="hl kwb">&#64;new, &#64;old</span><span class="hl opt">;</span>
	<span class="hl opt">};</span>
	<span class="hl kwc">my</span> <span class="hl kwb">&#64;nameserver</span> <span class="hl opt">=</span> <span class="hl kwa">do</span> <span class="hl opt">{</span>
	    <span class="hl kwc">my</span> <span class="hl kwb">&#64;new</span> <span class="hl opt">=</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">&quot;nameserver</span> <span class="hl ipl">$_\n</span><span class="hl str">&quot;</span> <span class="hl opt">} &#64;{</span><span class="hl kwb">$new</span><span class="hl opt">{</span>nameserver<span class="hl opt">}};</span>
	    <span class="hl kwc">my</span> <span class="hl kwb">&#64;old</span> <span class="hl opt">=</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">&quot;# nameserver</span> <span class="hl ipl">$_\n</span><span class="hl str">&quot;</span> <span class="hl opt">} &#64;{</span><span class="hl kwb">$prev</span><span class="hl opt">{</span>nameserver<span class="hl opt">}};</span>
	    <span class="hl kwb">&#64;new, &#64;old</span><span class="hl opt">;</span>
	<span class="hl opt">};</span>
	output_with_perm<span class="hl opt">(</span><span class="hl kwb">$file,</span> <span class="hl num">0644</span><span class="hl opt">,</span> <span class="hl kwb">&#64;search, &#64;nameserver,</span> <span class="hl opt">(</span><span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">&quot;#</span> <span class="hl ipl">$_\n</span><span class="hl str">&quot;</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;unknown</span><span class="hl opt">),</span> <span class="hl str">&quot;</span><span class="hl esc">\n</span><span class="hl str"># ppp temp entry</span><span class="hl esc">\n</span><span class="hl str">&quot;</span><span class="hl opt">);</span>

	<span class="hl slc">#-res_init();		# reinit the resolver so DNS changes take affect</span>
	<span class="hl num">1</span><span class="hl opt">;</span>
    <span class="hl opt">}</span> <span class="hl kwa">else</span> <span class="hl opt">{</span>
	<span class="hl kwc">log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;neither domain name nor dns server are configured&quot;</span><span class="hl opt">);</span>
	<span class="hl num">0</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> write_interface_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file, $intf, $_netc, $prefix</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">} &amp;&amp; -</span>e <span class="hl str">&quot;</span><span class="hl ipl">$prefix/sbin/ip</span><span class="hl str">&quot;</span><span class="hl opt">) {</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">} =</span> <span class="hl kwc">undef</span><span class="hl opt">;</span>
	<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl kwb">$s</span> <span class="hl opt">=</span> <span class="hl str">`LC_ALL= LANG=</span> <span class="hl ipl">$prefix/sbin/ip</span> <span class="hl str">-o link show</span> <span class="hl ipl">$intf</span><span class="hl str">-&gt;{DEVICE} 2&gt;/dev/null`</span><span class="hl opt">) {</span>
	    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$s</span> <span class="hl opt">=~</span> m<span class="hl opt">|.*</span><span class="hl kwc">link</span><span class="hl opt">/</span>ether\s<span class="hl opt">([</span><span class="hl num">0</span><span class="hl opt">-</span><span class="hl num">9</span>a-z<span class="hl opt">:]+)</span>\s<span class="hl opt">|) {</span>
		<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">} =</span> <span class="hl kwb">$1</span><span class="hl opt">;</span>
	    <span class="hl opt">}</span>
	<span class="hl opt">}</span>
    <span class="hl opt">}</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;ip</span> <span class="hl opt">=</span> <span class="hl kwc">split</span> <span class="hl str">&apos;\.&apos;</span><span class="hl opt">,</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">};</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;mask</span> <span class="hl opt">=</span> <span class="hl kwc">split</span> <span class="hl str">&apos;\.&apos;</span><span class="hl opt">,</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NETMASK<span class="hl opt">};</span>

    add2hash<span class="hl opt">(</span><span class="hl kwb">$intf,</span> <span class="hl opt">{</span>
		     BROADCAST <span class="hl opt">=&gt;</span> <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&apos;.&apos;</span><span class="hl opt">,</span> mapn <span class="hl opt">{</span> <span class="hl kwc">int</span><span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]) | ((~</span><span class="hl kwc">int</span><span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">1</span><span class="hl opt">])) &amp;</span> <span class="hl num">255</span><span class="hl opt">) }</span> \<span class="hl kwb">&#64;ip,</span> \<span class="hl kwb">&#64;mask</span><span class="hl opt">),</span>
		     NETWORK   <span class="hl opt">=&gt;</span> <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&apos;.&apos;</span><span class="hl opt">,</span> mapn <span class="hl opt">{</span> <span class="hl kwc">int</span><span class="hl opt">(</span><span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]) &amp;</span>        <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">1</span><span class="hl opt">]          }</span> \<span class="hl kwb">&#64;ip,</span> \<span class="hl kwb">&#64;mask</span><span class="hl opt">),</span>
		     ONBOOT <span class="hl opt">=&gt;</span> bool2yesno<span class="hl opt">(!</span>member<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">},</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>device<span class="hl opt">} }</span> detect_devices<span class="hl opt">::</span>pcmcia_probe<span class="hl opt">())),</span>
		    <span class="hl opt">});</span>

    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">} =~</span> <span class="hl kwd">s/dhcp.*/dhcp/</span><span class="hl opt">;</span>

    setVarsInSh<span class="hl opt">(</span><span class="hl kwb">$file, $intf,</span> <span class="hl str">qw(DEVICE BOOTPROTO IPADDR NETMASK NETWORK BROADCAST ONBOOT HWADDR MII_NOT_SUPPORTED)</span><span class="hl opt">,</span> if_<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>wireless_eth<span class="hl opt">},</span> <span class="hl str">qw(WIRELESS_MODE WIRELESS_ESSID WIRELESS_NWID WIRELESS_FREQ WIRELESS_SENS WIRELESS_RATE WIRELESS_ENC_KEY WIRELESS_RTS WIRELESS_FRAG WIRELESS_IWCONFIG WIRELESS_IWSPY WIRELESS_IWPRIV)</span><span class="hl opt">),</span> if_<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">}</span> <span class="hl kwc">eq</span> <span class="hl str">&quot;dhcp&quot;</span><span class="hl opt">,</span> <span class="hl str">qw(DHCP_HOSTNAME NEEDHOSTNAME)</span><span class="hl opt">));</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> add2hosts <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$file, $hostname, &#64;ips</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwc">my</span> <span class="hl kwb">%l</span> <span class="hl opt">=</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> if_<span class="hl opt">(</span><span class="hl kwd">/\s*(\S+)(.*)/</span><span class="hl opt">,</span> <span class="hl kwb">$1</span> <span class="hl opt">=&gt;</span> <span class="hl kwb">$2</span><span class="hl opt">) }</span>
            <span class="hl kwc">grep</span> <span class="hl opt">{ !</span><span class="hl kwd">/\s+\Q$hostname\E\s*$/</span> <span class="hl opt">}</span> cat_<span class="hl opt">(</span><span class="hl kwb">$file</span><span class="hl opt">);</span>

    <span class="hl kwc">my</span> <span class="hl kwb">$sub_hostname</span> <span class="hl opt">=</span> <span class="hl kwb">$hostname</span> <span class="hl opt">=~</span> <span class="hl kwd">/(.*?)\./</span> ? <span class="hl str">&quot;</span> <span class="hl ipl">$1</span><span class="hl str">&quot;</span> <span class="hl opt">:</span> <span class="hl str">&apos;&apos;</span><span class="hl opt">;</span>
    <span class="hl kwb">$l</span><span class="hl opt">{</span><span class="hl kwb">$_</span><span class="hl opt">} =</span> <span class="hl str">&quot;</span><span class="hl esc">\t\t</span><span class="hl str"></span><span class="hl ipl">$hostname$sub_hostname</span><span class="hl str">&quot;</span> <span class="hl kwa">foreach</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;ips</span><span class="hl opt">;</span>

    <span class="hl kwc">log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;writing host information to</span> <span class="hl ipl">$file</span><span class="hl str">&quot;</span><span class="hl opt">);</span>
    output<span class="hl opt">(</span><span class="hl kwb">$file,</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl str">&quot;</span><span class="hl ipl">$_$l</span><span class="hl str">{</span><span class="hl ipl">$_</span><span class="hl str">}</span><span class="hl esc">\n</span><span class="hl str">&quot;</span> <span class="hl opt">}</span> <span class="hl kwc">keys</span> <span class="hl kwb">%l</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl slc"># The interface/gateway needs to be configured before this will work!</span>
<span class="hl kwa">sub</span> guessHostname <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$prefix, $netc, $intf</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>isUp<span class="hl opt">} &amp;&amp;</span> dnsServers<span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">)</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span> <span class="hl num">0</span><span class="hl opt">;</span>
    <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">} &amp;&amp;</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>DOMAINNAME<span class="hl opt">}</span> <span class="hl kwc">and</span> <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">;</span>

    write_resolv_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/resolv</span><span class="hl str">.conf&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">);</span>

    <span class="hl kwc">my</span> <span class="hl kwb">$name</span> <span class="hl opt">=</span> <span class="hl kwc">gethostbyaddr</span><span class="hl opt">(</span>Socket<span class="hl opt">::</span>inet_aton<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">}),</span> Socket<span class="hl opt">::</span>AF_INET<span class="hl opt">())</span> <span class="hl kwc">or log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;reverse name lookup failed&quot;</span><span class="hl opt">),</span> <span class="hl kwa">return</span> <span class="hl num">0</span><span class="hl opt">;</span>

    <span class="hl kwc">log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;reverse name lookup worked&quot;</span><span class="hl opt">);</span>

    add2hash<span class="hl opt">(</span><span class="hl kwb">$netc,</span> <span class="hl opt">{</span> HOSTNAME <span class="hl opt">=&gt;</span> <span class="hl kwb">$name</span> <span class="hl opt">});</span>
    <span class="hl num">1</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> addDefaultRoute <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    c<span class="hl opt">::</span>addDefaultRoute<span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAY<span class="hl opt">})</span> <span class="hl kwa">if</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAY<span class="hl opt">};</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> sethostname <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    syscall_<span class="hl opt">(</span><span class="hl str">&quot;sethostname&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">},</span> <span class="hl kwc">length</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">})</span> <span class="hl kwc">or log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;sethostname failed:</span> <span class="hl ipl">$!</span><span class="hl str">&quot;</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> resolv<span class="hl opt">($) {</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$name</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    is_ip<span class="hl opt">(</span><span class="hl kwb">$name</span><span class="hl opt">)</span> <span class="hl kwc">and</span> <span class="hl kwa">return</span> <span class="hl kwb">$name</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$a</span> <span class="hl opt">=</span> <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&quot;.&quot;</span><span class="hl opt">,</span> <span class="hl kwc">unpack</span> <span class="hl str">&quot;C4&quot;</span><span class="hl opt">, (</span><span class="hl kwc">gethostbyname</span> <span class="hl kwb">$name</span><span class="hl opt">)[</span><span class="hl num">4</span><span class="hl opt">]);</span>
    <span class="hl slc">#-log::l(&quot;resolved $name in $a&quot;);</span>
    <span class="hl kwb">$a</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> dnsServers <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">%used_dns</span><span class="hl opt">;</span> <span class="hl kwb">&#64;used_dns</span><span class="hl opt">{</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer<span class="hl opt">},</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer2<span class="hl opt">},</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer3<span class="hl opt">}} = (</span><span class="hl num">1</span><span class="hl opt">,</span> <span class="hl num">2</span><span class="hl opt">,</span> <span class="hl num">3</span><span class="hl opt">);</span>
    <span class="hl kwc">sort</span> <span class="hl opt">{</span> <span class="hl kwb">$used_dns</span><span class="hl opt">{</span><span class="hl kwb">$a</span><span class="hl opt">} &lt;=&gt;</span> <span class="hl kwb">$used_dns</span><span class="hl opt">{</span><span class="hl kwb">$b</span><span class="hl opt">} }</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span> <span class="hl opt">}</span> <span class="hl kwc">keys</span> <span class="hl kwb">%used_dns</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> findIntf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$intf, $device</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span><span class="hl kwb">$device</span><span class="hl opt">}{</span>DEVICE<span class="hl opt">} =</span> <span class="hl kwb">$device</span><span class="hl opt">;</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span><span class="hl kwb">$device</span><span class="hl opt">};</span>
<span class="hl opt">}</span>

<span class="hl kwc">my</span> <span class="hl kwb">$ip_regexp</span> <span class="hl opt">=</span> <span class="hl kwd">qr/^(\d{1,3})\.(\d{1,3})\.(\d{1,3})\.(\d{1,3})$/</span><span class="hl opt">;</span>

<span class="hl kwa">sub</span> is_ip <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;fields</span> <span class="hl opt">=</span> <span class="hl kwb">$ip</span> <span class="hl opt">=~</span> <span class="hl kwb">$ip_regexp</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span><span class="hl opt">;</span>
    every <span class="hl opt">{</span> <span class="hl num">0</span> <span class="hl opt">&lt;=</span> <span class="hl kwb">$_</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$_</span> <span class="hl opt">&lt;=</span> <span class="hl num">255</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;fields</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span><span class="hl opt">;</span>
    <span class="hl kwb">&#64;fields</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> ip_compare <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip1, $ip2</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">&#64;ip1_fields</span><span class="hl opt">) =</span> <span class="hl kwb">$ip1</span> <span class="hl opt">=~</span> <span class="hl kwb">$ip_regexp</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">&#64;ip2_fields</span><span class="hl opt">) =</span> <span class="hl kwb">$ip2</span> <span class="hl opt">=~</span> <span class="hl kwb">$ip_regexp</span><span class="hl opt">;</span>
    
    every <span class="hl opt">{</span> <span class="hl kwb">$ip1_fields</span><span class="hl opt">[</span><span class="hl kwb">$_</span><span class="hl opt">]</span> <span class="hl kwc">eq</span> <span class="hl kwb">$ip2_fields</span><span class="hl opt">[</span><span class="hl kwb">$_</span><span class="hl opt">] } (</span><span class="hl num">0</span> <span class="hl opt">..</span> <span class="hl num">3</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> is_ip_forbidden <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;forbidden</span> <span class="hl opt">= (</span><span class="hl str">&apos;127.0.0.1&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;255.255.255.255&apos;</span><span class="hl opt">);</span>
    
    any <span class="hl opt">{</span> ip_compare<span class="hl opt">(</span><span class="hl kwb">$ip, $_</span><span class="hl opt">) }</span> <span class="hl kwb">&#64;forbidden</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> is_domain_name <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$name</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;fields</span> <span class="hl opt">=</span> <span class="hl kwc">split</span> <span class="hl kwd">/\./</span><span class="hl opt">,</span> <span class="hl kwb">$name</span><span class="hl opt">;</span>
    <span class="hl kwb">$name</span> <span class="hl opt">!~</span> <span class="hl kwd">/\.$/</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">&#64;fields</span> <span class="hl opt">&gt;</span> <span class="hl num">0</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">&#64;fields</span> <span class="hl opt">==</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwd">/^[[:alnum:]](?:[\-[:alnum:]]{0,61}[[:alnum:]])?$/</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;fields</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> netmask <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwa">return</span> <span class="hl str">&quot;255.255.255.0&quot;</span> <span class="hl kwa">unless</span> is_ip<span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">);</span>
    <span class="hl kwb">$ip</span> <span class="hl opt">=~</span> <span class="hl kwb">$ip_regexp</span> <span class="hl kwc">or warn</span> <span class="hl str">&quot;IP_regexp failed</span><span class="hl esc">\n</span><span class="hl str">&quot;</span> <span class="hl kwc">and</span> <span class="hl kwa">return</span> <span class="hl str">&quot;255.255.255.0&quot;</span><span class="hl opt">;</span>
    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$1</span> <span class="hl opt">&gt;=</span> <span class="hl num">1</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$1</span> <span class="hl opt">&lt;</span> <span class="hl num">127</span><span class="hl opt">) {</span>
	<span class="hl str">&quot;255.0.0.0&quot;</span><span class="hl opt">;</span>    <span class="hl slc">#-1.0.0.0 to 127.0.0.0</span>
    <span class="hl opt">}</span> <span class="hl kwa">elsif</span> <span class="hl opt">(</span><span class="hl kwb">$1</span>  <span class="hl opt">&gt;=</span> <span class="hl num">128</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$1</span> <span class="hl opt">&lt;=</span> <span class="hl num">191</span><span class="hl opt">) {</span>
	<span class="hl str">&quot;255.255.0.0&quot;</span><span class="hl opt">;</span>  <span class="hl slc">#-128.0.0.0 to 191.255.0.0</span>
    <span class="hl opt">}</span> <span class="hl kwa">elsif</span> <span class="hl opt">(</span><span class="hl kwb">$1</span> <span class="hl opt">&gt;=</span> <span class="hl num">192</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$1</span> <span class="hl opt">&lt;=</span> <span class="hl num">223</span><span class="hl opt">) {</span>
	<span class="hl str">&quot;255.255.255.0&quot;</span><span class="hl opt">;</span>
    <span class="hl opt">}</span> <span class="hl kwa">else</span> <span class="hl opt">{</span>
	<span class="hl str">&quot;255.255.255.255&quot;</span><span class="hl opt">;</span> <span class="hl slc">#-experimental classes</span>
    <span class="hl opt">}</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> masked_ip <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;ip</span> <span class="hl opt">=</span> is_ip<span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">)</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span> <span class="hl str">&apos;&apos;</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;mask</span> <span class="hl opt">=</span> netmask<span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =~</span> <span class="hl kwb">$ip_regexp</span><span class="hl opt">;</span>
    <span class="hl kwa">for</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl kwb">$i</span> <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">;</span> <span class="hl kwb">$i</span> <span class="hl opt">&lt;</span> <span class="hl kwb">&#64;ip</span><span class="hl opt">;</span> <span class="hl kwb">$i++</span><span class="hl opt">) {</span>
	<span class="hl kwb">$ip</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">] &amp;=</span> <span class="hl kwc">int</span> <span class="hl kwb">$mask</span><span class="hl opt">[</span><span class="hl kwb">$i</span><span class="hl opt">];</span>
    <span class="hl opt">}</span>
    <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&quot;.&quot;</span><span class="hl opt">,</span> <span class="hl kwb">&#64;ip</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> dns <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;masked</span> <span class="hl opt">=</span> masked_ip<span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =~</span> <span class="hl kwb">$ip_regexp</span><span class="hl opt">;</span>
    <span class="hl kwb">$masked</span><span class="hl opt">[</span><span class="hl num">3</span><span class="hl opt">]  =</span> <span class="hl num">2</span><span class="hl opt">;</span>
    <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&quot;.&quot;</span><span class="hl opt">,</span> <span class="hl kwb">&#64;masked</span><span class="hl opt">);</span>

<span class="hl opt">}</span>

<span class="hl kwa">sub</span> gateway <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;masked</span> <span class="hl opt">=</span> masked_ip<span class="hl opt">(</span><span class="hl kwb">$ip</span><span class="hl opt">) =~</span> <span class="hl kwb">$ip_regexp</span><span class="hl opt">;</span>
    <span class="hl kwb">$masked</span><span class="hl opt">[</span><span class="hl num">3</span><span class="hl opt">]  =</span> <span class="hl num">1</span><span class="hl opt">;</span>
    <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&quot;.&quot;</span><span class="hl opt">,</span> <span class="hl kwb">&#64;masked</span><span class="hl opt">);</span>

<span class="hl opt">}</span>

<span class="hl kwa">sub</span> configureNetworkIntf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$netc, $in, $intf, $net_device, $skip, $module</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$text</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;wireless_modules</span> <span class="hl opt">=</span> <span class="hl str">qw(aironet_cs aironet4500_cs hermes airo orinoco_cs orinoco airo_cs netwave_cs ray_cs wavelan_cs wvlan_cs airport)</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$flag</span> <span class="hl opt">=</span> <span class="hl num">0</span><span class="hl opt">;</span>
    <span class="hl kwa">foreach</span> <span class="hl opt">(</span><span class="hl kwb">&#64;wireless_modules</span><span class="hl opt">) {</span>
	<span class="hl kwb">$module</span> <span class="hl opt">=~</span> <span class="hl kwd">/$_/</span> <span class="hl kwc">and</span> <span class="hl kwb">$flag</span> <span class="hl opt">=</span> <span class="hl num">1</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$flag</span><span class="hl opt">) {</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>wireless_eth<span class="hl opt">} =</span> <span class="hl num">1</span><span class="hl opt">;</span>
	<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>wireless_eth<span class="hl opt">} =</span> <span class="hl num">1</span><span class="hl opt">;</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_MODE<span class="hl opt">} =</span> <span class="hl str">&quot;Managed&quot;</span><span class="hl opt">;</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_ESSID<span class="hl opt">} =</span> <span class="hl str">&quot;any&quot;</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
    <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$net_device</span> <span class="hl kwc">eq</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">}) {</span>
	<span class="hl kwb">$skip</span> <span class="hl kwc">and</span> <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">;</span>
	<span class="hl kwb">$text</span> <span class="hl opt">=</span> N<span class="hl opt">(</span><span class="hl str">&quot;WARNING: this device has been previously configured to connect to the Internet.</span>
<span class="hl str">Simply accept to keep this device configured.</span>
<span class="hl str">Modifying the fields below will override this configuration.&quot;</span><span class="hl opt">);</span>
    <span class="hl opt">}</span>
    <span class="hl kwa">else</span> <span class="hl opt">{</span>
	<span class="hl kwb">$text</span> <span class="hl opt">=</span> N<span class="hl opt">(</span><span class="hl str">&quot;Please enter the IP configuration for this machine.</span>
<span class="hl str">Each item should be entered as an IP address in dotted-decimal</span>
<span class="hl str">notation (for example, 1.2.3.4).&quot;</span><span class="hl opt">);</span>
    <span class="hl opt">}</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$auto_ip</span> <span class="hl opt">=</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">} !~</span> <span class="hl kwd">/static/</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$onboot</span> <span class="hl opt">=</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>ONBOOT<span class="hl opt">}</span> ? <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>ONBOOT<span class="hl opt">} =~</span> <span class="hl kwd">/yes/</span> <span class="hl opt">:</span> bool2yesno<span class="hl opt">(!</span>member<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">},</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>device<span class="hl opt">} }</span> detect_devices<span class="hl opt">::</span>pcmcia_probe<span class="hl opt">()));</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$needhostname</span> <span class="hl opt">=</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NEEDHOSTNAME<span class="hl opt">} !~</span> <span class="hl kwd">/no/</span><span class="hl opt">;</span> 
    <span class="hl kwc">my</span> <span class="hl kwb">$hotplug</span> <span class="hl opt">= $::</span>isStandalone <span class="hl opt">&amp;&amp; !</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>MII_NOT_SUPPORTED<span class="hl opt">}</span> <span class="hl kwc">or</span> <span class="hl num">1</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$track_network_id</span> <span class="hl opt">= $::</span>isStandalone <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">}</span> <span class="hl kwc">or</span> detect_devices<span class="hl opt">::</span>isLaptop<span class="hl opt">();</span>
    <span class="hl kwc">delete</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NETWORK<span class="hl opt">};</span>
    <span class="hl kwc">delete</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>BROADCAST<span class="hl opt">};</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;fields</span> <span class="hl opt">=</span> <span class="hl str">qw(IPADDR NETMASK)</span><span class="hl opt">;</span>

    <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_from</span><span class="hl opt">(</span>N<span class="hl opt">(</span><span class="hl str">&quot;Configuring network device</span> <span class="hl ipl">%s</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">}),</span>
  	          <span class="hl opt">(</span>N<span class="hl opt">(</span><span class="hl str">&quot;Configuring network device</span> <span class="hl ipl">%s</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">}) . (</span><span class="hl kwb">$module</span> ? N<span class="hl opt">(</span><span class="hl str">&quot; (driver</span> <span class="hl ipl">%s</span><span class="hl str">)&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$module</span><span class="hl opt">) :</span> <span class="hl str">&apos;&apos;</span><span class="hl opt">) .</span> <span class="hl str">&quot;</span><span class="hl esc">\n\n</span><span class="hl str">&quot;</span><span class="hl opt">) .</span>
	          <span class="hl kwb">$text,</span>
	         <span class="hl opt">[ {</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Automatic IP&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$auto_ip,</span> type <span class="hl opt">=&gt;</span> <span class="hl str">&quot;bool&quot;</span><span class="hl opt">,</span> text <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;(bootp/dhcp/zeroconf)&quot;</span><span class="hl opt">) },</span>
                <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;IP address&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">},</span> disabled <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span> <span class="hl kwb">$auto_ip</span> <span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Netmask&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NETMASK<span class="hl opt">},</span> disabled <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span> <span class="hl kwb">$auto_ip</span> <span class="hl opt">} },</span>
		   
                <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;DHCP host name&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>DHCP_HOSTNAME<span class="hl opt">},</span> disabled <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{ ! (</span><span class="hl kwb">$auto_ip</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$needhostname</span><span class="hl opt">) },</span> advanced <span class="hl opt">=&gt;</span> <span class="hl num">1</span> <span class="hl opt">},</span>
                <span class="hl opt">{</span> text <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Track network card id (useful for laptops)&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$track_network_id,</span> type <span class="hl opt">=&gt;</span> <span class="hl str">&quot;bool&quot;</span><span class="hl opt">,</span> advanced <span class="hl opt">=&gt;</span> <span class="hl num">1</span> <span class="hl opt">},</span>
                <span class="hl opt">{</span> text <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Network Hotplugging&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$hotplug,</span> type <span class="hl opt">=&gt;</span> <span class="hl str">&quot;bool&quot;</span><span class="hl opt">,</span> advanced <span class="hl opt">=&gt;</span> <span class="hl num">1</span> <span class="hl opt">},</span>
                <span class="hl opt">{</span> text <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Assign host name from DHCP address&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$needhostname,</span> type <span class="hl opt">=&gt;</span> <span class="hl str">&quot;bool&quot;</span><span class="hl opt">,</span> disabled <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{ !</span> <span class="hl kwb">$auto_ip</span> <span class="hl opt">},</span> advanced <span class="hl opt">=&gt;</span> <span class="hl num">1</span> <span class="hl opt">},</span>
                <span class="hl opt">{</span> text <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Start at boot&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$onboot,</span> type <span class="hl opt">=&gt;</span> <span class="hl str">&quot;bool&quot;</span><span class="hl opt">,</span> advanced <span class="hl opt">=&gt;</span> <span class="hl num">1</span> <span class="hl opt">},</span>
		   if_<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>wireless_eth<span class="hl opt">},</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_MODE&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_MODE<span class="hl opt">},</span> list <span class="hl opt">=&gt; [</span> <span class="hl str">&quot;Ad-hoc&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;Managed&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;Master&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;Repeater&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;Secondary&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;Auto&quot;</span> <span class="hl opt">] },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_ESSID&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_ESSID<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_NWID&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_NWID<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_FREQ&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_FREQ<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_SENS&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_SENS<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_RATE&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_RATE<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_ENC_KEY&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_ENC_KEY<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_RTS&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_RTS<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_FRAG&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_FRAG<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_IWCONFIG&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_IWCONFIG<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_IWSPY&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_IWSPY<span class="hl opt">} },</span>
	           <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> <span class="hl str">&quot;WIRELESS_IWPRIV&quot;</span><span class="hl opt">,</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_IWPRIV<span class="hl opt">} }</span>
	           <span class="hl opt">),</span>
	         <span class="hl opt">],</span>
	         complete <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
		     
		     <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">} =</span> <span class="hl kwb">$auto_ip</span> ? <span class="hl kwc">join</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> if_<span class="hl opt">(</span><span class="hl kwb">$auto_ip,</span> <span class="hl str">&quot;dhcp&quot;</span><span class="hl opt">)) :</span> <span class="hl str">&quot;static&quot;</span><span class="hl opt">;</span>
		     <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>DHCP<span class="hl opt">} =</span> <span class="hl kwb">$auto_ip</span><span class="hl opt">;</span>
		     <span class="hl kwa">return</span> <span class="hl num">0</span> <span class="hl kwa">if</span> <span class="hl kwb">$auto_ip</span><span class="hl opt">;</span>

		     <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwc">my</span> <span class="hl kwb">&#64;bad</span> <span class="hl opt">=</span> map_index <span class="hl opt">{</span> if_<span class="hl opt">(!</span>is_ip<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span><span class="hl kwb">$_</span><span class="hl opt">}), $::</span>i<span class="hl opt">) }</span> <span class="hl kwb">&#64;fields</span><span class="hl opt">) {</span>
			 <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;IP address should be in format 1.2.3.4&quot;</span><span class="hl opt">));</span>
			 <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">,</span> <span class="hl kwb">$bad</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">];</span>
		     <span class="hl opt">}</span>

		     <span class="hl kwa">if</span> <span class="hl opt">(</span>is_ip_forbidden<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">})) {</span>
			 <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Warning : IP address</span> <span class="hl ipl">%s</span> <span class="hl str">is usually reserved !&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">}));</span>
		     <span class="hl opt">}</span>
		     
		     <span class="hl kwa">return</span> <span class="hl num">0</span> <span class="hl kwa">if</span> <span class="hl opt">!</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_FREQ<span class="hl opt">};</span>
		     <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_FREQ<span class="hl opt">} !~</span> <span class="hl kwd">/[0-9.]*[kGM]/</span><span class="hl opt">) {</span>
			 <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Freq should have the suffix k, M or G (for example,</span> <span class="hl esc">\&quot;</span><span class="hl str">2.46G</span><span class="hl esc">\&quot;</span> <span class="hl str">for 2.46 GHz frequency), or add enough &apos;0&apos; (zeroes).&quot;</span><span class="hl opt">));</span>
			 <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">,</span><span class="hl num">6</span><span class="hl opt">;</span>
		     <span class="hl opt">}</span>
		     <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>WIRELESS_RATE<span class="hl opt">} !~</span> <span class="hl kwd">/[0-9.]*[kGM]/</span><span class="hl opt">) {</span>
			 <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Rate should have the suffix k, M or G (for example,</span> <span class="hl esc">\&quot;</span><span class="hl str">11M</span><span class="hl esc">\&quot;</span> <span class="hl str">for 11M), or add enough &apos;0&apos; (zeroes).&quot;</span><span class="hl opt">));</span>
			 <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">,</span><span class="hl num">8</span><span class="hl opt">;</span>
		     <span class="hl opt">}</span>
		 <span class="hl opt">},</span>
	         focus_out <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
	         	 <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NETMASK<span class="hl opt">} ||=</span> netmask<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">})</span> <span class="hl kwa">unless</span> <span class="hl kwb">$_</span><span class="hl opt">[</span><span class="hl num">0</span><span class="hl opt">]</span>
	         <span class="hl opt">}</span>
    	    <span class="hl opt">)</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span><span class="hl opt">;</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>ONBOOT<span class="hl opt">} =</span> bool2yesno<span class="hl opt">(</span><span class="hl kwb">$onboot</span><span class="hl opt">);</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>NEEDHOSTNAME<span class="hl opt">} =</span> bool2yesno<span class="hl opt">(</span><span class="hl kwb">$needhostname</span><span class="hl opt">);</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>MII_NOT_SUPPORTED<span class="hl opt">} = !</span><span class="hl kwb">$hotplug</span> <span class="hl opt">&amp;&amp;</span> bool2yesno<span class="hl opt">(!</span><span class="hl kwb">$hotplug</span><span class="hl opt">)</span> <span class="hl kwc">or delete</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>MII_NOT_SUPPORTED<span class="hl opt">};</span>
    <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">} =</span> <span class="hl kwb">$track_network_id</span> <span class="hl kwc">or delete</span> <span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>HWADDR<span class="hl opt">};</span>
    <span class="hl num">1</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> configureNetworkNet <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$in, $netc, $intf, &#64;devices</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer<span class="hl opt">} ||=</span> dns<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">});</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$gateway_ex</span> <span class="hl opt">=</span> gateway<span class="hl opt">(</span><span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">});</span>
<span class="hl slc">#-    $netc-&gt;{GATEWAY}   ||= gateway($intf-&gt;{IPADDR});</span>

    <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_from</span><span class="hl opt">(</span>N<span class="hl opt">(</span><span class="hl str">&quot;Configuring network&quot;</span><span class="hl opt">),</span>
N<span class="hl opt">(</span><span class="hl str">&quot;Please enter your host name.</span>
<span class="hl str">Your host name should be a fully-qualified host name,</span>
<span class="hl str">such as ``mybox.mylab.myco.com&apos;&apos;.</span>
<span class="hl str">You may also enter the IP address of the gateway if you have one.&quot;</span><span class="hl opt">) .</span> N<span class="hl opt">(</span><span class="hl str">&quot;</span>
<span class="hl str"></span>
<span class="hl str">Enter a Zeroconf host name without any dot if you don&apos;t</span>
<span class="hl str">want to use the default host name.&quot;</span><span class="hl opt">),</span>
			       <span class="hl opt">[ {</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Host name&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">} },</span>
                                 <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Zeroconf Host name&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>ZEROCONF_HOSTNAME<span class="hl opt">} },</span>
				 <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;DNS server&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer<span class="hl opt">} },</span>
				 <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Gateway (e.g.</span> <span class="hl ipl">%s</span><span class="hl str">)&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$gateway_ex</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAY<span class="hl opt">} },</span>
				    if_<span class="hl opt">(</span><span class="hl kwb">&#64;devices</span> <span class="hl opt">&gt;</span> <span class="hl num">1</span><span class="hl opt">,</span>
				 <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;Gateway device&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAYDEV<span class="hl opt">},</span> list <span class="hl opt">=&gt;</span> \<span class="hl kwb">&#64;devices</span> <span class="hl opt">},</span>
				    <span class="hl opt">),</span>
			       <span class="hl opt">],</span>
		               complete <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
				   <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer<span class="hl opt">} &amp;&amp; !</span>is_ip<span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dnsServer<span class="hl opt">})) {</span>
				       <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;DNS server address should be in format 1.2.3.4&quot;</span><span class="hl opt">));</span>
				       <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">;</span>
				   <span class="hl opt">}</span>
				   <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAY<span class="hl opt">} &amp;&amp; !</span>is_ip<span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>GATEWAY<span class="hl opt">})) {</span>
				       <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Gateway address should be in format 1.2.3.4&quot;</span><span class="hl opt">));</span>
				       <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">;</span>
				   <span class="hl opt">}</span>
				   <span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>ZEROCONF_HOSTNAME<span class="hl opt">} &amp;&amp;</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>ZEROCONF_HOSTNAME<span class="hl opt">} =~</span> <span class="hl kwd">/\./</span><span class="hl opt">) {</span>
				       <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Zeroconf host name must not contain a .&quot;</span><span class="hl opt">));</span>
				       <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">;</span>
				   <span class="hl opt">}</span>
				   <span class="hl num">0</span><span class="hl opt">;</span>
			       <span class="hl opt">}</span>
			      <span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> miscellaneous_choose <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$in, $u</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_from</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span>
       N<span class="hl opt">(</span><span class="hl str">&quot;Proxies configuration&quot;</span><span class="hl opt">),</span>
       <span class="hl opt">[ {</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;HTTP proxy&quot;</span><span class="hl opt">),</span> val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$u</span><span class="hl opt">-&gt;{</span>http_proxy<span class="hl opt">} },</span>
         <span class="hl opt">{</span> label <span class="hl opt">=&gt;</span> N<span class="hl opt">(</span><span class="hl str">&quot;FTP proxy&quot;</span><span class="hl opt">),</span>  val <span class="hl opt">=&gt;</span> \<span class="hl kwb">$u</span><span class="hl opt">-&gt;{</span>ftp_proxy<span class="hl opt">} },</span>
       <span class="hl opt">],</span>
       complete <span class="hl opt">=&gt;</span> <span class="hl kwa">sub</span> <span class="hl opt">{</span>
	   <span class="hl kwb">$u</span><span class="hl opt">-&gt;{</span>http_proxy<span class="hl opt">} =~</span> m<span class="hl opt">,^($|</span>http<span class="hl opt">:</span><span class="hl kwd">//</span><span class="hl opt">),</span> <span class="hl kwc">or</span> <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;Proxy should be http://...&quot;</span><span class="hl opt">)),</span> <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">,</span><span class="hl num">0</span><span class="hl opt">;</span>
	   <span class="hl kwb">$u</span><span class="hl opt">-&gt;{</span>ftp_proxy<span class="hl opt">} =~</span> m<span class="hl opt">,^($|</span>ftp<span class="hl opt">:</span><span class="hl kwd">//</span><span class="hl opt">|</span>http<span class="hl opt">:</span><span class="hl kwd">//</span><span class="hl opt">),</span> <span class="hl kwc">or</span> <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">ask_warn</span><span class="hl opt">(</span><span class="hl str">&apos;&apos;</span><span class="hl opt">,</span> N<span class="hl opt">(</span><span class="hl str">&quot;URL should begin with &apos;ftp:&apos; or &apos;http:&apos;&quot;</span><span class="hl opt">)),</span> <span class="hl kwa">return</span> <span class="hl num">1</span><span class="hl opt">,</span><span class="hl num">1</span><span class="hl opt">;</span>
	   <span class="hl num">0</span><span class="hl opt">;</span>
       <span class="hl opt">}</span>
    <span class="hl opt">)</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span><span class="hl opt">;</span>
    <span class="hl num">1</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> proxy_configure <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$u</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    setExportedVarsInSh<span class="hl opt">(</span><span class="hl str">&quot;$::prefix/etc/profile.d/proxy.sh&quot;</span><span class="hl opt">,</span>  <span class="hl kwb">$u,</span> <span class="hl str">qw(http_proxy ftp_proxy)</span><span class="hl opt">);</span>
    setExportedVarsInCsh<span class="hl opt">(</span><span class="hl str">&quot;$::prefix/etc/profile.d/proxy.csh&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$u,</span> <span class="hl str">qw(http_proxy ftp_proxy)</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> read_all_conf <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$prefix, $netc, $intf, $o_netcnx</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwb">$netc</span> <span class="hl opt">||= {};</span> <span class="hl kwb">$intf</span> <span class="hl opt">||= {};</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$netcnx</span> <span class="hl opt">=</span> <span class="hl kwb">$o_netcnx</span> <span class="hl opt">|| {};</span>
    add2hash<span class="hl opt">(</span><span class="hl kwb">$netc,</span> read_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/sysconfig/network</span><span class="hl str">&quot;</span><span class="hl opt">))</span> <span class="hl kwa">if</span> <span class="hl opt">-</span>r <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/sysconfig/network</span><span class="hl str">&quot;</span><span class="hl opt">;</span>
    add2hash<span class="hl opt">(</span><span class="hl kwb">$netc,</span> read_resolv_conf<span class="hl opt">());</span>
    add2hash<span class="hl opt">(</span><span class="hl kwb">$netc,</span> read_tmdns_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/tmdns</span><span class="hl str">.conf&quot;</span><span class="hl opt">))</span> <span class="hl kwa">if</span> <span class="hl opt">-</span>r <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/tmdns</span><span class="hl str">.conf&quot;</span><span class="hl opt">;</span>
    <span class="hl kwa">foreach</span> <span class="hl opt">(</span>all<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/sysconfig/network</span><span class="hl str">-scripts&quot;</span><span class="hl opt">)) {</span>
	<span class="hl kwa">if</span> <span class="hl opt">(</span><span class="hl kwd">/ifcfg-(\w+)/</span> <span class="hl opt">&amp;&amp;</span> <span class="hl kwb">$1</span> <span class="hl kwc">ne</span> <span class="hl str">&apos;lo&apos;</span><span class="hl opt">) {</span>
	    <span class="hl kwc">my</span> <span class="hl kwb">$intf</span> <span class="hl opt">=</span> findIntf<span class="hl opt">(</span><span class="hl kwb">$intf, $1</span><span class="hl opt">);</span>
	    add2hash<span class="hl opt">(</span><span class="hl kwb">$intf,</span> <span class="hl opt">{</span> getVarsFromSh<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/sysconfig/network</span><span class="hl str">-scripts/</span><span class="hl ipl">$_</span><span class="hl str">&quot;</span><span class="hl opt">) });</span>
	<span class="hl opt">}</span>
    <span class="hl opt">}</span>
    <span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">}</span> <span class="hl kwc">or</span> probe_netcnx_type<span class="hl opt">(</span><span class="hl kwb">$prefix, $netc, $intf, $netcnx</span><span class="hl opt">);</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> probe_netcnx_type <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$prefix, $_netc, $intf, $netcnx</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl slc">#- try to probe $netcnx-&gt;{type} which is used almost everywhere.</span>
    <span class="hl kwa">unless</span> <span class="hl opt">(</span><span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">}) {</span>
	<span class="hl slc">#- ugly hack to determine network type (avoid saying not configured in summary).</span>
	<span class="hl opt">-</span>e <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/ppp/peers/adsl</span><span class="hl str">&quot;</span> <span class="hl kwc">and</span> <span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">} ||=</span> <span class="hl str">&apos;adsl&apos;</span><span class="hl opt">;</span> <span class="hl slc"># enough ?</span>
	<span class="hl opt">-</span>e <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/ppp/ioptions1B</span><span class="hl str">&quot;</span> <span class="hl opt">|| -</span>e <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc/ppp/ioptions2B</span><span class="hl str">&quot;</span> <span class="hl kwc">and</span> <span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">} ||=</span> <span class="hl str">&apos;isdn&apos;</span><span class="hl opt">;</span> <span class="hl slc"># enough ?</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>ppp0<span class="hl opt">}</span> <span class="hl kwc">and</span> <span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">} ||=</span> <span class="hl str">&apos;modem&apos;</span><span class="hl opt">;</span>
	<span class="hl kwb">$intf</span><span class="hl opt">-&gt;{</span>eth0<span class="hl opt">}</span> <span class="hl kwc">and</span> <span class="hl kwb">$netcnx</span><span class="hl opt">-&gt;{</span>type<span class="hl opt">} ||=</span> <span class="hl str">&apos;lan&apos;</span><span class="hl opt">;</span>
    <span class="hl opt">}</span>
<span class="hl opt">}</span>

<span class="hl kwa">sub</span> easy_dhcp <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$netc, $intf</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>

    <span class="hl kwa">return if</span> text2bool<span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>NETWORKING<span class="hl opt">});</span>

    <span class="hl kwa">require</span> modules<span class="hl opt">;</span>
    <span class="hl kwa">require</span> network<span class="hl opt">::</span>ethernet<span class="hl opt">;</span>
    modules<span class="hl opt">::</span>load_category<span class="hl opt">(</span><span class="hl str">&apos;network/main|gigabit|usb&apos;</span><span class="hl opt">);</span>
    <span class="hl kwc">my</span> <span class="hl kwb">&#64;all_cards</span> <span class="hl opt">=</span> network<span class="hl opt">::</span>ethernet<span class="hl opt">::</span>conf_network_card_backend<span class="hl opt">();</span>

    <span class="hl slc">#- only for a single network card</span>
    <span class="hl opt">(</span>any <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;[</span><span class="hl num">0</span><span class="hl opt">]</span> <span class="hl kwc">eq</span> <span class="hl str">&apos;eth0&apos;</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;all_cards</span><span class="hl opt">) &amp;&amp; (</span>every <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;[</span><span class="hl num">0</span><span class="hl opt">]</span> <span class="hl kwc">ne</span> <span class="hl str">&apos;eth1&apos;</span> <span class="hl opt">}</span> <span class="hl kwb">&#64;all_cards</span><span class="hl opt">)</span> <span class="hl kwc">or</span> <span class="hl kwa">return</span><span class="hl opt">;</span>

    <span class="hl kwc">log</span><span class="hl opt">::</span>l<span class="hl opt">(</span><span class="hl str">&quot;easy_dhcp: found eth0&quot;</span><span class="hl opt">);</span>

    network<span class="hl opt">::</span>ethernet<span class="hl opt">::</span>conf_network_card_backend<span class="hl opt">(</span><span class="hl kwb">$netc, $intf,</span> <span class="hl str">&apos;dhcp&apos;</span><span class="hl opt">,</span> <span class="hl str">&apos;eth0&apos;</span><span class="hl opt">);</span>

    put_in_hash<span class="hl opt">(</span><span class="hl kwb">$netc,</span> <span class="hl opt">{</span> 
			NETWORKING <span class="hl opt">=&gt;</span> <span class="hl str">&quot;yes&quot;</span><span class="hl opt">,</span>
			DHCP <span class="hl opt">=&gt;</span> <span class="hl str">&quot;yes&quot;</span><span class="hl opt">,</span>
		       <span class="hl opt">});</span>
    <span class="hl num">1</span><span class="hl opt">;</span>
<span class="hl opt">}</span>

<span class="hl slc">#- configureNetwork2 : configure the network interfaces.</span>
<span class="hl slc">#- input</span>
<span class="hl slc">#-  $prefix</span>
<span class="hl slc">#-  $netc</span>
<span class="hl slc">#-  $intf</span>
<span class="hl slc">#- $netc input</span>
<span class="hl slc">#-  NETWORKING : networking flag : string : &quot;yes&quot; by default</span>
<span class="hl slc">#-  FORWARD_IPV4 : forward IP flag : string : &quot;false&quot; by default</span>
<span class="hl slc">#-  HOSTNAME : hostname : string : &quot;localhost.localdomain&quot; by default</span>
<span class="hl slc">#-  DOMAINNAME : domainname : string : $netc-&gt;{HOSTNAME} =~ /\.(.*)/ by default</span>
<span class="hl slc">#-  DOMAINNAME2 : well it&apos;s another domainname : have to look further why we used 2</span>
<span class="hl slc">#-  The following are facultatives</span>
<span class="hl slc">#-  DHCP_HOSTNAME : If you have a dhcp and want to set the hostname</span>
<span class="hl slc">#-  GATEWAY : gateway</span>
<span class="hl slc">#-  GATEWAYDEV : gateway interface</span>
<span class="hl slc">#-  NISDOMAIN : nis domain</span>
<span class="hl slc">#-  $netc-&gt;{dnsServer} : dns server 1</span>
<span class="hl slc">#-  $netc-&gt;{dnsServer2} : dns server 2</span>
<span class="hl slc">#-  $netc-&gt;{dnsServer3} : dns server 3 : note that we uses the dns1 for the LAN, and the 2 others for the internet conx</span>
<span class="hl slc">#- $intf input: for each $device (for example ethx)</span>
<span class="hl slc">#-  $intf-&gt;{$device}{IPADDR} : IP address</span>
<span class="hl slc">#-  $intf-&gt;{$device}{NETMASK} : netmask</span>
<span class="hl slc">#-  $intf-&gt;{$device}{DEVICE} : DEVICE = $device</span>
<span class="hl slc">#-  $intf-&gt;{$device}{BOOTPROTO} : boot prototype : &quot;bootp&quot; or &quot;dhcp&quot; or &quot;pump&quot; or ...</span>
<span class="hl kwa">sub</span> configureNetwork2 <span class="hl opt">{</span>
    <span class="hl kwc">my</span> <span class="hl opt">(</span><span class="hl kwb">$in, $prefix, $netc, $intf</span><span class="hl opt">) =</span> <span class="hl kwb">&#64;_</span><span class="hl opt">;</span>
    <span class="hl kwc">my</span> <span class="hl kwb">$etc</span> <span class="hl opt">=</span> <span class="hl str">&quot;</span><span class="hl ipl">$prefix/etc</span><span class="hl str">&quot;</span><span class="hl opt">;</span>
    
    <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>wireless_eth<span class="hl opt">}</span> <span class="hl kwc">and</span> <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">install</span><span class="hl opt">(</span><span class="hl str">qw(wireless-tools)</span><span class="hl opt">);</span>
    write_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/sysconfig/network</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">);</span>
    write_resolv_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/resolv</span><span class="hl str">.conf&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">)</span> <span class="hl kwa">if</span> <span class="hl opt">!</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>DHCP<span class="hl opt">};</span>
    write_interface_conf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/sysconfig/network</span><span class="hl str">-scripts/ifcfg-</span><span class="hl ipl">$_</span><span class="hl str">-&gt;{DEVICE}&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$_, $netc, $prefix</span><span class="hl opt">)</span> <span class="hl kwa">foreach</span> <span class="hl kwc">grep</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>DEVICE<span class="hl opt">} }</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intf</span><span class="hl opt">;</span>
    add2hosts<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/hosts</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">},</span> <span class="hl kwc">map</span> <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>IPADDR<span class="hl opt">} }</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intf</span><span class="hl opt">)</span> <span class="hl kwa">if</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>HOSTNAME<span class="hl opt">} &amp;&amp; !</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>DHCP<span class="hl opt">};</span>
    add2hosts<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/hosts</span><span class="hl str">&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;localhost&quot;</span><span class="hl opt">,</span> <span class="hl str">&quot;127.0.0.1&quot;</span><span class="hl opt">);</span>

    any <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">}</span> <span class="hl kwc">eq</span> <span class="hl str">&quot;dhcp&quot;</span> <span class="hl opt">}</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intf</span> <span class="hl kwc">and</span> <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">install</span><span class="hl opt">(</span><span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>dhcp_client<span class="hl opt">} ||</span> <span class="hl str">&apos;dhcp-client&apos;</span><span class="hl opt">);</span>
    <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">install</span><span class="hl opt">(</span><span class="hl str">qw(tmdns)</span><span class="hl opt">)</span> <span class="hl kwa">if</span> <span class="hl opt">!</span><span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">is_installed</span><span class="hl opt">(</span><span class="hl str">&apos;bind&apos;</span><span class="hl opt">);</span>
    <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">install</span><span class="hl opt">(</span><span class="hl str">qw(zcip)</span><span class="hl opt">);</span>
    <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>ZEROCONF_HOSTNAME<span class="hl opt">}</span> <span class="hl kwc">and</span> write_zeroconf<span class="hl opt">(</span><span class="hl str">&quot;</span><span class="hl ipl">$etc/tmdns</span><span class="hl str">.conf&quot;</span><span class="hl opt">,</span> <span class="hl kwb">$netc</span><span class="hl opt">-&gt;{</span>ZEROCONF_HOSTNAME<span class="hl opt">});</span>      
    any <span class="hl opt">{</span> <span class="hl kwb">$_</span><span class="hl opt">-&gt;{</span>BOOTPROTO<span class="hl opt">} =~</span> <span class="hl kwd">/^(pump|bootp)$/</span> <span class="hl opt">}</span> <span class="hl kwc">values</span> <span class="hl kwb">%$intf</span> <span class="hl kwc">and</span> <span class="hl kwb">$in</span><span class="hl opt">-&gt;</span><span class="hl kwd">do_pkgs</span><span class="hl opt">-&gt;</span><span class="hl kwd">install</span><span class="hl opt">(</span><span class="hl str">&apos;pump&apos;</span><span class="hl opt">);</span>

    proxy_configure<span class="hl opt">($::</span>o-<span class="hl opt">&gt;{</span>miscellaneous<span class="hl opt">});</span>
<span class="hl opt">}</span>

<span class="hl num">1</span><span class="hl opt">;</span>
</code></pre></td></tr></table>
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