6 |
use IO::Socket; |
use IO::Socket; |
7 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
8 |
use DBI; |
use DBI; |
9 |
|
use Getopt::Long; |
10 |
|
|
11 |
my $port = 514; |
my $port = 514; |
12 |
|
|
13 |
my $MAXLEN = 1524; |
my $MAXLEN = 1524; |
14 |
|
|
15 |
my $dsn = 'DBI:Pg:dbname=syslog;host=llin.lan'; |
my $dsn = 'DBI:Pg:dbname=syslog;host=llin.lan'; |
16 |
my $user = 'dpavlin'; |
my $user = 'dpavlin'; |
17 |
my $debug = 0; |
my $debug = 0; |
18 |
|
my $schema = 0; |
19 |
|
my $log = '/tmp/sysplog.log'; |
20 |
|
|
21 |
|
GetOptions( |
22 |
|
'debug+' => \$debug, |
23 |
|
'schema!' => \$schema, |
24 |
|
'log=s' => \$log, |
25 |
|
) || die "usage: $0 --debug --schema\n"; |
26 |
|
|
27 |
my @facilities = ( qw/ |
my @facilities = ( qw/ |
|
kernel user mail system security internal printer news uucp clock security2 |
|
|
FTP NTP audit alert clock2 local0 local1 local2 local3 local4 local5 local6 local7 |
|
28 |
/ ); |
/ ); |
29 |
|
|
30 |
# Start Listening on UDP port 514 |
my $sql_schema = q{ |
31 |
my $sock = IO::Socket::INET->new( |
|
32 |
LocalPort => $port, |
CREATE TABLE facilities ( |
33 |
Proto => 'udp' |
id serial, |
34 |
# ReuseAddr => 1, |
name text, |
35 |
) || die "can't listen to $port: $!"; |
|
36 |
|
PRIMARY KEY(name) |
37 |
|
); |
38 |
|
|
39 |
|
CREATE TABLE log ( |
40 |
|
id serial, |
41 |
|
timestamp timestamp default now(), |
42 |
|
ip inet not null, |
43 |
|
hostname text not null, |
44 |
|
message text, |
45 |
|
level int, |
46 |
|
facility int, |
47 |
|
program text, |
48 |
|
pid int, |
49 |
|
|
50 |
|
PRIMARY KEY (id) |
51 |
|
); |
52 |
|
|
53 |
|
}; |
54 |
|
|
55 |
|
|
56 |
my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr; |
my $dbh = DBI->connect( $dsn, $user, '', { RaiseError => 1 } ) || die $DBI::errstr; |
57 |
|
|
58 |
my $sth = $dbh->prepare(qq{ |
if ( $schema ) { |
59 |
|
$dbh->begin_work; |
60 |
|
|
61 |
|
$dbh->do( $_ ) foreach split(/;/, $sql_schema); |
62 |
|
|
63 |
|
my $sth = $dbh->prepare( q{ |
64 |
|
insert into facilities (name) values (?) |
65 |
|
}); |
66 |
|
|
67 |
|
$sth->execute( $_ ) foreach ( qw/ |
68 |
|
kernel user mail system security internal |
69 |
|
printer news uucp clock |
70 |
|
security2 |
71 |
|
ftp ntp |
72 |
|
audit alert |
73 |
|
clock2 |
74 |
|
local0 local1 local2 local3 local4 local5 local6 local7 |
75 |
|
/ ); |
76 |
|
|
77 |
|
warn "# created sql schema\n"; |
78 |
|
|
79 |
|
$dbh->commit; |
80 |
|
} |
81 |
|
|
82 |
|
my $sth_log_full = $dbh->prepare(qq{ |
83 |
insert into log |
insert into log |
84 |
(ip,hostname,facility,priority,level,program,message) values |
(ip,hostname,message,level,facility,program,pid) |
85 |
(? ,? ,? ,? ,? ,? ,? ) |
values (?,?,?,?,?,?,?) |
86 |
|
}); |
87 |
|
|
88 |
|
my $sth_log_unparsed = $dbh->prepare(qq{ |
89 |
|
insert into log (ip,hostname,messsage) values (?,?,?) |
90 |
}); |
}); |
91 |
|
|
92 |
|
|
93 |
|
my $sock = IO::Socket::INET->new( |
94 |
|
LocalPort => $port, |
95 |
|
Proto => 'udp' |
96 |
|
# ReuseAddr => 1, |
97 |
|
) || die "can't listen to $port: $!"; |
98 |
|
|
99 |
print "INFO: listen on $port",$/; |
print "INFO: listen on $port",$/; |
100 |
|
|
101 |
|
open(my $log_fh, '>>', $log) || die "can't open log $log: $!"; |
102 |
|
$log_fh->autoflush(1); |
103 |
|
sub _log { |
104 |
|
warn 'LOG ',dump( @_ ), $/ if $debug; |
105 |
|
print $log_fh time() . '|' . join('|', @_), $/; |
106 |
|
} |
107 |
|
|
108 |
my $rin = ''; |
my $rin = ''; |
109 |
my $buf; |
my $buf; |
110 |
while(1) { |
while(1) { |
112 |
my ($port, $ipaddr) = sockaddr_in($sock->peername); |
my ($port, $ipaddr) = sockaddr_in($sock->peername); |
113 |
my $hostname = gethostbyaddr($ipaddr, AF_INET); |
my $hostname = gethostbyaddr($ipaddr, AF_INET); |
114 |
my $ip = join('.', unpack('C4',$ipaddr)); |
my $ip = join('.', unpack('C4',$ipaddr)); |
115 |
warn "# ",dump( $port, $ipaddr, $hostname, $buf ); |
my @values = ( $ip, $hostname, $buf ); |
116 |
|
|
117 |
if ( $buf =~ /<(\d+)>\s*(\S*)\s*:\s*(.*)/ ) { |
if ( $buf =~ /<(\d+)>\s*(\S*)\s*:\s*(.*)/ ) { |
118 |
my $level=$1 % 8; |
$values[2] = $3; |
119 |
my $fac=($1-$level) / 8; |
my $level = $1 % 8; |
120 |
$sth->execute( $ip, $hostname, $fac, $1, $level, $2, $3 ); |
my $facility = ( $1-$level ) / 8; |
121 |
|
my $program = $2; |
122 |
|
my $pid = $1 if $program =~ s/\[(\d+)\]$//; |
123 |
|
push @values, ( $level, $facility, $program, $pid ); |
124 |
|
$sth_log_full->execute( @values ); |
125 |
} else { |
} else { |
126 |
$sth->execute( $ip, $hostname, undef, undef, undef, undef, $buf ); |
$sth_log_unparsed->execute( @values ); |
127 |
} |
} |
128 |
|
_log( @values ); |
129 |
} |
} |