nodejs_dist_list/parse_dist.php

   1 <?php
   2
   3 $baseurl  = "http://nodejs.org/dist";
   4
   5 // we scrape nodejs.org/dist site looking for versions that exist so we can construct a meta data database
   6 // so our lxc will be able to find versions in a more appropriate way
   7
   8 // first, get the main site
   9
  10 $fver = array();
  11 $fvern = 0;
  12 global $fver, $baseurl, $fvern;
  13
  14
  15 echo "Getting base list from $baseurl\n";
  16 $distbase = file_get_contents($baseurl);
  17
  18 // get all links that are directories
  19 preg_match_all('/<a [^>]*href="(.+)"/', $distbase, $firstlist);
  20
  21 $versions = array();
  22
  23 foreach($firstlist[1] as $chk) {
  24         //echo "Got: $chk\n";
  25         if(preg_match('/v[0-9]+.[0-9]+.[0-9]+\//', $chk)) {
  26                 if(preg_match('/v([0-9]+.[0-9]+.[0-9]+)\//', $chk, $vlist)) {
  27                         $versions[$vlist[1]] = $chk;
  28                 }
  29         }
  30 }
  31
  32 foreach($versions as $key => $val) {
  33         // now we get each version and parse whats in its directory
  34         echo "Checking $key => $baseurl/$val\n";
  35
  36         //if(preg_match("/0\.8\.[1].*/", $key)) {
  37                 $urlnow = "$baseurl/$val";
  38                 $vers_dir = file_get_contents($urlnow);
  39
  40                 preg_match_all('/<a [^>]*href="(.+)"/', $vers_dir, $fileslist);
  41
  42                 checkFilesList(rtrim($val, "/"), $key, $fileslist);
  43         //}
  44 }
  45
  46
  47 // done!
  48 //echo "and fver is now\n";
  49 //var_dump($fver);
  50
  51 echo "dumping to versions file\n";
  52 $versfilename = "./versions_file.".date("Ymd");
  53 $versfile = fopen("$versfilename", "w");
  54 if($versfile !== false) {
  55         fwrite($versfile, "baseurl:$baseurl\n");
  56         foreach($fver as $line) {
  57                 fwrite($versfile, "$line\n");
  58         }
  59         fclose($versfile);
  60
  61         // compress teh file
  62         system("gzip -c $versfilename > $versfilename.gz");
  63
  64         // create a current versions file
  65         $cv = fopen("current_version", "w");
  66         if($cv !== false) {
  67                 fwrite($cv, "version:$versfilename\n");
  68                 fclose($cv);
  69         }
  70 } else {
  71         echo "Failed to open vers file!\n";
  72 }
  73
  74
  75 function checkFilesList($url, $vers, $fileslist) {
  76         global $fver, $baseurl, $fvern;
  77
  78         echo "Checking $url, $vers\n";
  79
  80         $shalist = array();
  81
  82         foreach($fileslist[1] as $fname) {
  83                 $is_echo = false;
  84                 $flurl = "";
  85                 $arch = "";
  86                 $plat = "";
  87                 $thissha = "";
  88
  89                 if($fname == "SHASUMS.txt") {
  90                         //$shas = file_get_
  91                         $shas_r = file_get_contents("$baseurl/$url/SHASUMS.txt");
  92                         $shalist = explode("\n", $shas_r);
  93                         foreach($shalist as $ssha) {
  94                                 $fsha = preg_split("/[ \t]+/", $ssha);
  95                                 if(isset($fsha[1])) $shalist[$fsha[1]] = $fsha[0];
  96                         }
  97                         //echo "Shasums file: $fname\n";
  98                         //var_dump($shalist);
  99                 } else if($fname == "MD5SUMS.txt") {
 100                         // nothing yet
 101                 } else  if(preg_match("/.*linux.*64\.tar\.gz/", $fname)) {
 102                         //echo "64 bit version for linux: $fname\n";
 103                         $thissha = "-";
 104                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 105                         $is_echo = true;
 106                         $plat = "linux";
 107                         $arch = "x86_64";
 108                 } else if(preg_match("/.*linux.*86\.tar\.gz/", $fname)) {
 109                         //echo "32 bit version for linux: $fname\n";
 110                         $thissha = "-";
 111                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 112                         //echo "$vers:$url/$fname:linux:i686:$thissha\n";
 113                         $is_echo = true;
 114                         $plat = "linux";
 115                         $arch = "i686";
 116                 } else  if(preg_match("/.*darwin.*86\.tar\.gz/", $fname)) {
 117                         //echo "32 bit version for darwin: $fname\n";
 118                         $thissha = "-";
 119                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 120                         //echo "$vers:$url/$fname:darwin:i686:$thissha\n";
 121                         $is_echo = true;
 122                         $plat = "darwin";
 123                         $arch = "i686";
 124                 } else if(preg_match("/.*darwin.*64\.tar\.gz/", $fname)) {
 125                         //echo "64 bit version for darwin: $fname\n";
 126                         $thissha = "-";
 127                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 128                         //echo "$vers:$url/$fname:darwin:x86_64:$thissha\n";
 129                         $is_echo = true;
 130                         $plat = "darwin";
 131                         $arch = "x86_64";
 132                 } else if(preg_match("/.*sunos.*64\.tar\.gz/", $fname)) {
 133                         // echo "64 bit version for sunos: $fname\n";
 134                         $thissha = "-";
 135                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 136                         //echo "$vers:$url/$fname:sunos:x86_64:$thissha\n";
 137                         $is_echo = true;
 138                         $plat = "sunos";
 139                         $arch = "x86_64";
 140                 } else if(preg_match("/.*sunos.*86\.tar\.gz/", $fname)) {
 141                         //echo "32 bit version for sunos: $fname\n";
 142                         $thissha = "-";
 143                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 144                         //echo "$vers:$url/$fname:sunos:i686:$thissha\n";
 145                         $is_echo = true;
 146                         $plat = "sunos";
 147                         $arch = "i686";
 148                 } else if(preg_match("/.*linux-arm.*\.tar\.gz/", $fname)) {
 149                         // echo "arm for linux: $fname\n";
 150                         $thissha = "-";
 151                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 152                         //echo "$vers:$url/$fname:linux:armhf:$thissha\n";
 153                         $is_echo = true;
 154                         $plat = "linux";
 155                         $arch = "armhf";
 156                 } else if(preg_match("/node-v[0-9]+\.[0-9]+\.[0-9]+\.tar\.gz/", $fname)) {
 157                         $thissha = "-";
 158                         if(isset($shalist[$fname])) $thissha = $shalist[$fname];
 159                         //echo "$vers:$url/$fname:linux:armhf:$thissha\n";
 160                         $is_echo = true;
 161                         $plat = "src";
 162                         $arch = "-";
 163                 }
 164
 165                 if($is_echo) {
 166                         $fver[$fvern++] = "$vers:$plat:$arch:$url/$fname:$thissha";
 167                 }
 168         }
 169 }
 170 ?>