| 1 | #!/usr/bin/perl
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| 2 | # ipdb/cgi-bin/search.cgi
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| 3 | # Started splitting search functions (quick and otherwise) from
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| 4 | # main IPDB interface 03/11/2005
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| 5 | ###
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| 6 | # SVN revision info
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| 7 | # $Date: 2005-03-22 20:00:35 +0000 (Tue, 22 Mar 2005) $
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| 8 | # SVN revision $Rev: 208 $
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| 9 | # Last update by $Author: kdeugau $
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| 10 | ###
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| 11 | # Copyright 2005 Kris Deugau <kdeugau@deepnet.cx>
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| 12 |
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| 13 | use strict;
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| 14 | use warnings;
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| 15 | use CGI::Carp qw(fatalsToBrowser);
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| 16 | use DBI;
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| 17 | use CommonWeb qw(:ALL);
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| 18 | use MyIPDB;
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| 19 | use POSIX qw(ceil);
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| 20 | use NetAddr::IP;
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| 21 |
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| 22 | # Don't need a username or syslog here. syslog left active for debugging.
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| 23 | use Sys::Syslog;
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| 24 | openlog "IPDBsearch","pid","local2";
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| 25 |
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| 26 | # Why not a global DB handle? (And a global statement handle, as well...)
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| 27 | # Use the connectDB function, otherwise we end up confusing ourselves
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| 28 | my $ip_dbh;
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| 29 | my $sth;
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| 30 | my $errstr;
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| 31 | ($ip_dbh,$errstr) = connectDB_My;
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| 32 | if (!$ip_dbh) {
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| 33 | printAndExit("Failed to connect to database: $errstr\n");
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| 34 | }
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| 35 | checkDBSanity($ip_dbh);
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| 36 | initIPDBGlobals($ip_dbh);
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| 37 |
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| 38 | # Global variables
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| 39 | my $RESULTS_PER_PAGE = 10;
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| 40 | my %webvar = parse_post();
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| 41 | cleanInput(\%webvar);
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| 42 |
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| 43 | if (!defined($webvar{stype})) {
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| 44 | $webvar{stype} = "<NULL>"; #shuts up the warnings.
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| 45 | }
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| 46 |
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| 47 | printHeader('Searching...');
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| 48 |
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| 49 | if ($webvar{stype} eq 'q') {
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| 50 | # Quick search.
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| 51 |
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| 52 | if (!$webvar{input}) {
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| 53 | # No search term. Display everything.
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| 54 | viewBy('all', '');
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| 55 | } else {
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| 56 | # Search term entered. Display matches.
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| 57 | # We should really sanitize $webvar{input}, no?
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| 58 | my $searchfor;
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| 59 | # Chew up leading and trailing whitespace
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| 60 | $webvar{input} =~ s/^\s+//;
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| 61 | $webvar{input} =~ s/\s+$//;
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| 62 | if ($webvar{input} =~ /^[\d\.]+(\/\d{1,3})?$/) {
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| 63 | # IP addresses should only have numbers, digits, and maybe a slash+netmask
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| 64 | $searchfor = "ipblock";
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| 65 | } elsif ($webvar{input} =~ /^\d+$/) {
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| 66 | # All-digits, new custID
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| 67 | $searchfor = "cust";
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| 68 | } else {
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| 69 | # Anything else.
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| 70 | $searchfor = "desc";
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| 71 | }
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| 72 | viewBy($searchfor, $webvar{input});
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| 73 | }
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| 74 |
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| 75 | } elsif ($webvar{stype} eq 'c') {
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| 76 | # Complex search.
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| 77 |
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| 78 | # Several major cases, and a whole raft of individual cases.
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| 79 | # -> Show all types means we do not need to limit records retrieved by type
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| 80 | # -> Show all cities means we do not need to limit records retrieved by city
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| 81 | # Individual cases are for the CIDR/IP, CustID, Description, Notes, and individual type
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| 82 | # requests.
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| 83 |
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| 84 | my $sqlconcat;
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| 85 | if ($webvar{which} eq 'all') {
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| 86 | # Must match *all* specified criteria. ## use INTERSECT or EXCEPT
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| 87 | $sqlconcat = "INTERSECT";
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| 88 | } elsif ($webvar{which} eq 'any') {
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| 89 | # Match on any specified criteria ## use UNION
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| 90 | $sqlconcat = "UNION";
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| 91 | } else {
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| 92 | # We can't get here. PTHBTT!
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| 93 | printAndExit "PTHBTT!! Your search has been rejected due to Microsoft excuse #4432: ".
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| 94 | "Not enough mana";
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| 95 | }
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| 96 |
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| 97 | # We actually construct a monster SQL statement for all criteria.
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| 98 | # Iff something has been entered, it will be used as a filter.
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| 99 | # Iff something has NOT been entered, we still include it but in
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| 100 | # such a way that it does not actually filter anything out.
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| 101 |
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| 102 | # Columns actually returned. Slightly better than hardcoding it
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| 103 | # in each (sub)select
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| 104 | my $cols = "cidr,custid,type,city,description";
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| 105 |
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| 106 | # First chunk of SQL. Filter on custid, description, and notes as necessary.
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| 107 | my $sql = "(select $cols from searchme where $webvar{custexclude} custid ilike '%$webvar{custid}%')".
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| 108 | " $sqlconcat (select $cols from searchme where $webvar{descexclude} description ilike '%$webvar{desc}%')".
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| 109 | " $sqlconcat (select $cols from searchme where $webvar{notesexclude} notes ilike '%$webvar{notes}%')";
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| 110 |
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| 111 | # If we're not supposed to search for all types, search for the selected types.
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| 112 | if ($webvar{alltypes} ne 'on') {
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| 113 | $sql .= " $sqlconcat (select $cols from searchme where $webvar{typeexclude} type in (";
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| 114 | foreach my $key (keys %webvar) {
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| 115 | $sql .= "'$1'," if $key =~ /type\[(..)\]/;
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| 116 | }
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| 117 | chop $sql;
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| 118 | $sql .= "))";
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| 119 | }
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| 120 |
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| 121 | # If we're not supposed to search for all cities, search for the selected cities.
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| 122 | # This could be vastly improved with proper foreign keys in the database.
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| 123 | if ($webvar{allcities} ne 'on') {
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| 124 | $sql .= " $sqlconcat (select $cols from searchme where $webvar{cityexclude} city in (";
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| 125 | $sth = $ip_dbh->prepare("select city from cities where id=?");
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| 126 | foreach my $key (keys %webvar) {
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| 127 | if ($key =~ /city\[(\d+)\]/) {
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| 128 | $sth->execute($1);
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| 129 | my $city;
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| 130 | $sth->bind_columns(\$city);
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| 131 | $sth->fetch;
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| 132 | $city =~ s/'/''/;
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| 133 | $sql .= "'$city',";
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| 134 | }
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| 135 | }
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| 136 | chop $sql;
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| 137 | $sql .= "))";
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| 138 | }
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| 139 |
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| 140 | ## CIDR query options.
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| 141 | $webvar{cidr} =~ s/\s+//; # Hates the nasty spaceseseses we does.
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| 142 | if ($webvar{cidr} =~ /\//) {
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| 143 | # 209.91.179/26 should show all /26 subnets in 209.91.179
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| 144 | my ($net,$maskbits) = split /\//, $webvar{cidr};
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| 145 | if ($webvar{cidr} =~ /^(\d{1,3}\.){3}\d{1,3}\/\d{2}$/) {
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| 146 | # /0->/9 are silly to worry about right now. I don't think
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| 147 | # we'll be getting a class A anytime soon. <g>
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| 148 | $sql .= " $sqlconcat (select $cols from searchme where ".
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| 149 | "$webvar{cidrexclude} cidr='$webvar{cidr}')";
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| 150 | } else {
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| 151 | # Partial match; beginning of subnet and maskbits are provided
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| 152 | # Show any blocks with the leading octet(s) and that masklength
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| 153 | $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
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| 154 | "(text(cidr) like '$net%' and masklen(cidr)=$maskbits))";
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| 155 | }
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| 156 | } elsif ($webvar{cidr} =~ /^(\d{1,3}\.){3}\d{1,3}$/) {
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| 157 | # Specific IP address match. Will show either a single netblock,
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| 158 | # or a static pool plus an IP.
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| 159 | $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
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| 160 | "cidr >>= '$webvar{cidr}')";
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| 161 | } elsif ($webvar{cidr} =~ /^\d{1,3}(\.(\d{1,3}(\.(\d{1,3}\.?)?)?)?)?$/) {
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| 162 | # Leading octets in CIDR
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| 163 | $sql .= " $sqlconcat (select $cols from searchme where $webvar{cidrexclude} ".
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| 164 | "text(cidr) like '$webvar{cidr}%')";
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| 165 | } else {
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| 166 | # This shouldn't happen, but if it does, whoever gets it deserves what they get...
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| 167 | printAndExit("Invalid netblock query.");
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| 168 | } # done with CIDR query options.
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| 169 |
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| 170 | # Find the offset for multipage results
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| 171 | my $offset = ($webvar{page}-1)*$RESULTS_PER_PAGE;
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| 172 |
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| 173 | # Find out how many rows the "core" query will return.
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| 174 | my $count = countRows($sql);
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| 175 |
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| 176 | if ($count == 0) {
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| 177 | printError "No matches found. Try eliminating one of the criteria,".
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| 178 | " or making one or more criteria more general.";
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| 179 | } else {
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| 180 | # Add the limit/offset clauses
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| 181 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 182 | # And tell the user.
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| 183 | print "<div class=heading>Searching...............</div>\n";
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| 184 | queryResults($sql, $webvar{page}, $count);
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| 185 | }
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| 186 |
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| 187 | } else { # how script was called. General case is to show the search criteria page.
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| 188 |
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| 189 | # Display search page. We have to do this here, because otherwise
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| 190 | # we can't retrieve data from the database for the types and cities. >:(
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| 191 | my $html;
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| 192 | open HTML,"<../compsearch.html";
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| 193 | $html = join('',<HTML>);
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| 194 | close HTML;
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| 195 |
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| 196 | # Generate table of types
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| 197 | my $typetable = "<table class=regular cellspacing=0>\n<tr>";
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| 198 | $sth = $ip_dbh->prepare("select type,dispname from alloctypes where listorder <500 ".
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| 199 | "order by listorder");
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| 200 | $sth->execute;
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| 201 | my $i=0;
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| 202 | while (my @data = $sth->fetchrow_array) {
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| 203 | $typetable .= "<td><input type=checkbox name=type[$data[0]]>$data[1]</td>";
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| 204 | $i++;
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| 205 | $typetable .= "</tr>\n<tr>"
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| 206 | if ($i % 4 == 0);
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| 207 | }
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| 208 | if ($i %4 == 0) {
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| 209 | $typetable =~ s/<tr>$//;
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| 210 | } else {
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| 211 | $typetable .= "</tr>\n";
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| 212 | }
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| 213 | $typetable .= "</table>\n";
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| 214 |
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| 215 | # Generate table of cities
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| 216 | my $citytable = "<table class=regular cellspacing=0>\n<tr>";
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| 217 | $sth = $ip_dbh->prepare("select id,city from cities order by city");
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| 218 | $sth->execute;
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| 219 | my $i=0;
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| 220 | while (my @data = $sth->fetchrow_array) {
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| 221 | $citytable .= "<td><input type=checkbox name=city[$data[0]]>$data[1]</td>";
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| 222 | $i++;
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| 223 | $citytable .= "</tr>\n<tr>"
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| 224 | if ($i % 5 == 0);
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| 225 | }
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| 226 | if ($i %5 == 0) {
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| 227 | $citytable =~ s/<tr>$//;
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| 228 | } else {
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| 229 | $citytable .= "</tr>\n";
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| 230 | }
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| 231 | $citytable .= "</table>\n";
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| 232 |
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| 233 | $html =~ s/\$\$TYPELIST\$\$/$typetable/;
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| 234 | $html =~ s/\$\$CITYLIST\$\$/$citytable/;
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| 235 |
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| 236 | print $html;
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| 237 | }
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| 238 |
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| 239 | # Shut down and clean up.
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| 240 | finish($ip_dbh);
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| 241 | printFooter;
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| 242 | # We shouldn't need to directly execute any code below here; it's all subroutines.
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| 243 | exit 0;
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| 244 |
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| 245 |
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| 246 | # viewBy()
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| 247 | # The quick search
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| 248 | # Takes a category descriptor and a query string
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| 249 | # Creates appropriate SQL to run the search and display the results
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| 250 | # with queryResults()
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| 251 | sub viewBy($$) {
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| 252 | my ($category,$query) = @_;
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| 253 |
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| 254 | # Local variables
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| 255 | my $sql;
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| 256 |
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| 257 | # Calculate start point for LIMIT clause
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| 258 | my $offset = ($webvar{page}-1)*$RESULTS_PER_PAGE;
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| 259 |
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| 260 | # Possible cases:
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| 261 | # 1) Partial IP/subnet. Treated as "octet-prefix".
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| 262 | # 2a) CIDR subnet. Exact match.
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| 263 | # 2b) CIDR netmask. YMMV but it should be octet-prefix-with-netmask
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| 264 | # (ie, all matches with the octet prefix *AND* that netmask)
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| 265 | # 3) Customer ID. "Match-any-segment"
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| 266 | # 4) Description. "Match-any-segment"
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| 267 | # 5) Invalid data which might be interpretable as an IP or something, but
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| 268 | # which probably shouldn't be for reasons of sanity.
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| 269 |
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| 270 | if ($category eq 'all') {
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| 271 |
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| 272 | print qq(<div class="heading">Showing all netblock and static-IP allocations</div><br>\n);
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| 273 | $sql = "select * from searchme";
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| 274 | my $count = countRows($sql);
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| 275 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 276 | queryResults($sql, $webvar{page}, $count);
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| 277 |
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| 278 | } elsif ($category eq 'cust') {
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| 279 |
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| 280 | print qq(<div class="heading">Searching for Customer IDs containing '$query'</div><br>\n);
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| 281 |
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| 282 | # Query for a customer ID. Note that we can't restrict to "numeric-only"
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| 283 | # as we have non-numeric custIDs in the legacy data. :/
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| 284 | $sql = "select * from searchme where custid ilike '%$query%'";
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| 285 | my $count = countRows($sql);
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| 286 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 287 | queryResults($sql, $webvar{page}, $count);
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| 288 |
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| 289 | } elsif ($category eq 'desc') {
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| 290 |
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| 291 | print qq(<div class="heading">Searching for descriptions containing '$query'</div><br>\n);
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| 292 | # Query based on description (includes "name" from old DB).
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| 293 | $sql = "select * from searchme where description ilike '%$query%'";
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| 294 | my $count = countRows($sql);
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| 295 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 296 | queryResults($sql, $webvar{page}, $count);
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| 297 |
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| 298 | } elsif ($category =~ /ipblock/) {
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| 299 |
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| 300 | # Query is for a partial IP, a CIDR block in some form, or a flat IP.
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| 301 | print qq(<div class="heading">Searching for IP-based matches on '$query'</div><br>\n);
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| 302 |
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| 303 | $query =~ s/\s+//g;
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| 304 | if ($query =~ /\//) {
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| 305 | # 209.91.179/26 should show all /26 subnets in 209.91.179
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| 306 | my ($net,$maskbits) = split /\//, $query;
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| 307 | if ($query =~ /^(\d{1,3}\.){3}\d{1,3}\/\d{2}$/) {
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| 308 | # /0->/9 are silly to worry about right now. I don't think
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| 309 | # we'll be getting a class A anytime soon. <g>
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| 310 | $sql = "select * from searchme where cidr='$query'";
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| 311 | queryResults($sql, $webvar{page}, 1);
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| 312 | } else {
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| 313 | print "Finding all blocks with netmask /$maskbits, leading octet(s) $net<br>\n";
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| 314 | # Partial match; beginning of subnet and maskbits are provided
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| 315 | $sql = "select * from searchme where text(cidr) like '$net%' and ".
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| 316 | "text(cidr) like '%$maskbits'";
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| 317 | my $count = countRows($sql);
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| 318 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 319 | queryResults($sql, $webvar{page}, $count);
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| 320 | }
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| 321 | } elsif ($query =~ /^(\d{1,3}\.){3}\d{1,3}$/) {
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| 322 | # Specific IP address match
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| 323 | print "4-octet pattern found; finding netblock containing IP $query<br>\n";
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| 324 | my ($net,$ip) = ($query =~ /(\d{1,3}\.\d{1,3}\.\d{1,3}\.)(\d{1,3})/);
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| 325 | my $sfor = new NetAddr::IP $query;
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| 326 | $sth = $ip_dbh->prepare("select * from searchme where text(cidr) like '$net%'");
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| 327 | $sth->execute;
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| 328 | while (my @data = $sth->fetchrow_array()) {
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| 329 | my $cidr = new NetAddr::IP $data[0];
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| 330 | if ($cidr->contains($sfor)) {
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| 331 | queryResults("select * from searchme where cidr='$cidr'", $webvar{page}, 1);
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| 332 | }
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| 333 | }
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| 334 | } elsif ($query =~ /^(\d{1,3}\.){1,3}\d{1,3}\.?$/) {
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| 335 | print "Finding matches with leading octet(s) $query<br>\n";
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| 336 | $sql = "select * from searchme where text(cidr) like '$query%'";
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| 337 | my $count = countRows($sql);
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| 338 | $sql .= " order by cidr limit $RESULTS_PER_PAGE offset $offset";
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| 339 | queryResults($sql, $webvar{page}, $count);
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| 340 | } else {
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| 341 | # This shouldn't happen, but if it does, whoever gets it deserves what they get...
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| 342 | printError("Invalid query.");
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| 343 | }
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| 344 | } else {
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| 345 | # This shouldn't happen, but if it does, whoever gets it deserves what they get...
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| 346 | printError("Invalid searchfor.");
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| 347 | }
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| 348 | } # viewBy
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| 349 |
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| 350 |
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| 351 | # args are: a reference to an array with the row to be printed and the
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| 352 | # class(stylesheet) to use for formatting.
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| 353 | # if ommitting the class - call the sub as &printRow(\@array)
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| 354 | sub printRow {
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| 355 | my ($rowRef,$class) = @_;
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| 356 |
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| 357 | if (!$class) {
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| 358 | print "<tr>\n";
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| 359 | } else {
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| 360 | print "<tr class=\"$class\">\n";
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| 361 | }
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| 362 |
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| 363 | ELEMENT: foreach my $element (@$rowRef) {
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| 364 | if (!defined($element)) {
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| 365 | print "<td></td>\n";
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| 366 | next ELEMENT;
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| 367 | }
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| 368 | $element =~ s|\n|</br>|g;
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| 369 | print "<td>$element</td>\n";
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| 370 | }
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| 371 | print "</tr>";
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| 372 | } # printRow
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| 373 |
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| 374 |
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| 375 | # queryResults()
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| 376 | # Display search queries based on the passed SQL.
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| 377 | # Takes SQL, page number (for multipage search results), and a total count.
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| 378 | sub queryResults($$$) {
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| 379 | my ($sql, $pageNo, $rowCount) = @_;
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| 380 | my $offset = 0;
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| 381 | $offset = $1 if($sql =~ m/.*limit\s+(.*),.*/);
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| 382 |
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| 383 | my $sth = $ip_dbh->prepare($sql);
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| 384 | $sth->execute();
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| 385 |
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| 386 | startTable('Allocation','CustID','Type','City','Description/Name');
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| 387 | my $count = 0;
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| 388 |
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| 389 | while (my @data = $sth->fetchrow_array) {
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| 390 |
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| 391 | # cidr,custid,type,city,description,notes
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| 392 | # Another bit of HairyPerl(TM) to prefix subblocks with "Sub"
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| 393 | my @row = (($data[2] =~ /^.r$/ ? 'Sub ' : '').
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| 394 | qq(<a href="/ip/cgi-bin/main.cgi?action=edit&block=$data[0]">$data[0]</a>),
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| 395 | $data[1], $disp_alloctypes{$data[2]}, $data[3], $data[4]);
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| 396 | # Allow listing of pool if desired/required.
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| 397 | if ($data[2] =~ /^.[pd]$/) {
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| 398 | $row[0] .= ' <a href="/ip/cgi-bin/main.cgi?action=listpool'.
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| 399 | "&pool=$data[0]\">List IPs</a>";
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| 400 | }
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| 401 | printRow(\@row, 'color1', 1) if ($count%2==0);
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| 402 | printRow(\@row, 'color2', 1) if ($count%2!=0);
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| 403 | $count++;
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| 404 | }
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| 405 |
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| 406 | # Have to think on this call, it's primarily to clean up unfetched rows from a select.
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| 407 | # In this context it's probably a good idea.
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| 408 | $sth->finish();
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| 409 |
|
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| 410 | my $upper = $offset+$count;
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| 411 | print "<tr><td colspan=10 bgcolor=white class=regular>Records found: $rowCount<br><i>Displaying: ".($offset+1)." - $upper</i></td></tr>\n";
|
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| 412 | print "</table></center>\n";
|
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| 413 |
|
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| 414 | # print the page thing..
|
|---|
| 415 | if ($rowCount > $RESULTS_PER_PAGE) {
|
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| 416 | my $pages = ceil($rowCount/$RESULTS_PER_PAGE);
|
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| 417 | print qq(<div class="center"> Page: );
|
|---|
| 418 | for (my $i = 1; $i <= $pages; $i++) {
|
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| 419 | if ($i == $pageNo) {
|
|---|
| 420 | print "<b>$i </b>\n";
|
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| 421 | } else {
|
|---|
| 422 | print qq(<a href="/ip/cgi-bin/search.cgi?page=$i&stype=$webvar{stype}&);
|
|---|
| 423 | if ($webvar{stype} eq 'c') {
|
|---|
| 424 | print "cidr=$webvar{cidr}&custid=$webvar{custid}&desc=$webvar{desc}&".
|
|---|
| 425 | "notes=$webvar{notes}&which=$webvar{which}&alltypes=$webvar{alltypes}&".
|
|---|
| 426 | "allcities=$webvar{allcities}&";
|
|---|
| 427 | foreach my $key (keys %webvar) {
|
|---|
| 428 | if ($key =~ /^(?:type|city)\[/) {
|
|---|
| 429 | print "$key=$webvar{$key}&";
|
|---|
| 430 | }
|
|---|
| 431 | }
|
|---|
| 432 | } else {
|
|---|
| 433 | print "input=$webvar{input}&";
|
|---|
| 434 | }
|
|---|
| 435 | print qq(">$i</a> \n);
|
|---|
| 436 | }
|
|---|
| 437 | }
|
|---|
| 438 | print "</div>";
|
|---|
| 439 | }
|
|---|
| 440 | } # queryResults
|
|---|
| 441 |
|
|---|
| 442 |
|
|---|
| 443 | # Prints table headings. Accepts any number of arguments;
|
|---|
| 444 | # each argument is a table heading.
|
|---|
| 445 | sub startTable {
|
|---|
| 446 | print qq(<center><table width="98%" cellspacing="0" class="center"><tr>);
|
|---|
| 447 |
|
|---|
| 448 | foreach(@_) {
|
|---|
| 449 | print qq(<td class="heading">$_</td>);
|
|---|
| 450 | }
|
|---|
| 451 | print "</tr>\n";
|
|---|
| 452 | } # startTable
|
|---|
| 453 |
|
|---|
| 454 |
|
|---|
| 455 | # Return count of rows to be returned in a "real" query
|
|---|
| 456 | # with the passed SQL statement
|
|---|
| 457 | sub countRows($) {
|
|---|
| 458 | # Note that the "as foo" is required
|
|---|
| 459 | my $sth = $ip_dbh->prepare("select count(*) from ($_[0]) as foo");
|
|---|
| 460 | $sth->execute();
|
|---|
| 461 | my @a = $sth->fetchrow_array();
|
|---|
| 462 | $sth->finish();
|
|---|
| 463 | return $a[0];
|
|---|
| 464 | }
|
|---|
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