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Pastable version of Host checker

<div style="overflow:auto;border:solid 1px #ccc;background:#000;color:#F8F8F8"> <div class="section"> <pre style="float:left;margin:0 10px;border-right:0;color:#666;">1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59</pre> <pre class="sunburst"><span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>!/bin/bash</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> Host checker 0.6</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> original idea by no0tic</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> modified by motoplux</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>Hosts list</span> HOST[1]=192.168.1.1<span style="color:#E28964;">;</span> HOSTname[1]=link1<span style="color:#E28964;">;</span> HOST[2]=192.168.0.1<span style="color:#E28964;">;</span> HOSTname[2]=link2<span style="color:#E28964;">;</span> HOST[3]=192.168.0.5<span style="color:#E28964;">;</span> HOSTname[3]=link3<span style="color:#E28964;">;</span> HOST[4]=192.168.0.100<span style="color:#E28964;">;</span> HOSTname[4]=link4<span style="color:#E28964;">;</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> number of hosts</span> NHOST=4<span style="color:#E28964;">;</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> email Subject</span> SUBJECT=<span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>Segnalazione problema Host<span style="color:#65B042;">&quot;</span></span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> email To</span> EMAIL=<span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>miamail@quelloched'è<span style="color:#65B042;">&quot;</span></span> <span style="color:#E28964;">for</span> i <span style="color:#E28964;">in</span> <span style="color:#65B042;"><span style="color:#65B042;">$(</span>seq 1 <span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>NHOST</span><span style="color:#65B042;">)</span></span><span style="color:#E28964;">;</span> <span style="color:#E28964;">do</span> fail[<span style="color:#3E87E3;"><span style="color:#3E87E3;">$</span>i</span>]=0<span style="color:#E28964;">;</span> <span style="color:#E28964;">done</span> <span style="color:#E28964;">while</span> [ 1 ]<span style="color:#E28964;">;</span> <span style="color:#E28964;">do</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>do 1 ping to localhost </span> ping -c 1 localhost <span style="color:#E28964;">&gt;</span> /dev/null <span style="color:#E28964;">;</span> <span style="color:#E28964;">if</span> [[ <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>?</span><span style="color:#65B042;">&quot;</span></span> -eq 0 ]] <span style="color:#E28964;">then</span> <span style="color:#E28964;">for</span> i <span style="color:#E28964;">in</span> <span style="color:#65B042;"><span style="color:#65B042;">$(</span>seq 1 <span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>NHOST</span><span style="color:#65B042;">)</span></span><span style="color:#E28964;">;</span> <span style="color:#E28964;">do</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>do 1 ping to host </span> ping -c 1 <span style="color:#3E87E3;"><span style="color:#3E87E3;">${</span>HOST[$i]<span style="color:#3E87E3;">}</span></span> <span style="color:#E28964;">&gt;</span> /dev/null <span style="color:#E28964;">;</span> <span style="color:#E28964;">if</span> <span style="color:#E28964;">!</span> [[ <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>?</span><span style="color:#65B042;">&quot;</span></span> -eq 0 ]] <span style="color:#E28964;">then</span> <span style="color:#E28964;">if</span> [[ <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#8A9A95;"><span style="color:#8A9A95;">${</span>fail[$i]<span style="color:#8A9A95;">}</span></span><span style="color:#65B042;">&quot;</span></span> -eq 0 ]] <span style="color:#E28964;">then</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>play alarm.wav;</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>display alarm in terminal</span> echo <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>Problemi all'host <span style="color:#8A9A95;"><span style="color:#8A9A95;">${</span>HOST[$i]<span style="color:#8A9A95;">}</span></span> alias <span style="color:#8A9A95;"><span style="color:#8A9A95;">${</span>HOSTname[$i]<span style="color:#8A9A95;">}</span></span><span style="color:#65B042;">&quot;</span></span><span style="color:#E28964;">;</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span> send an email using mail</span> echo <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>Problemi all'host <span style="color:#8A9A95;"><span style="color:#8A9A95;">${</span>HOST[$i]<span style="color:#8A9A95;">}</span></span> alias <span style="color:#8A9A95;"><span style="color:#8A9A95;">${</span>HOSTname[$i]<span style="color:#8A9A95;">}</span></span><span style="color:#65B042;">&quot;</span></span> <span style="color:#E28964;">|</span> mail -s <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>SUBJECT</span><span style="color:#65B042;">&quot;</span></span> <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span><span style="color:#8A9A95;"><span style="color:#8A9A95;">$</span>EMAIL</span><span style="color:#65B042;">&quot;</span></span> fail[<span style="color:#3E87E3;"><span style="color:#3E87E3;">$</span>i</span>]=1<span style="color:#E28964;">;</span> <span style="color:#E28964;">fi</span> <span style="color:#E28964;">else</span> fail[<span style="color:#3E87E3;"><span style="color:#3E87E3;">$</span>i</span>]=0<span style="color:#E28964;">;</span> <span style="color:#E28964;">fi</span> <span style="color:#E28964;">done</span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>time in seconds before repeating ping </span> <span style="color:#AEAEAE;font-style:italic;"><span style="color:#AEAEAE;font-style:italic;">#</span>sleep 3;</span> <span style="color:#E28964;">else</span> echo <span style="color:#65B042;"><span style="color:#65B042;">&quot;</span>Problemi di host locale<span style="color:#65B042;">&quot;</span></span><span style="color:#E28964;">;</span> exit -1<span style="color:#E28964;">;</span> <span style="color:#E28964;">fi</span> <span style="color:#E28964;">done</span> </pre> </div> </div> <a href="http://refactormycode.com/codes/162-host-checker" style="color:#fff" title="As seen on RefactorMyCode.com"><img alt="Small_logo" src="http://refactormycode.com/images/small_logo.gif" style="border:0" /></a>