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#!/usr/bin/perl
#
# Combines various /etc/passwd files from multiple hosts, and
# also /net/kontu/disk0/admin/kayttajat data into complete
# all encompassing database for mailer.
#
#
# Order of host names in following data is important.
# Kontu is handled separately.
#
# Host LATER in list overrides whatever hosts before have defined.
#
@HOSTS = (`uname -n`);
@FILES = ();
$PWFILE="PWFILE";
%uid2emailu = ();
%uid2email = ();
%email2uid = ();
%realname2email = ();
umask 0177;
chdir "/opt/mail/db";
if (open($PWFILE,"< passwd")) {
#printf("Opened passwd.$host $polaris\n");
local($line,@pwd,@realnames,$realname);
while($line = <$PWFILE>) {
next if $line =~ /^#/;
@pwd = split(/:/,$line);
# $pwd[0] is userid
# $pwd[4] is real.name
@realnames = & gen_realnames($pwd[4]);
local($uu) = "$pwd[0]";
#printf("Real names for user $pwd[0]: ".join('/',@realnames)."\n");
$uid2emailu{$pwd[0]} = $uu;
$uid2email{$pwd[0]} = $uu;
$email2uid{$uu} = $pwd[0];
for $realname (@realnames) {
$realname2email{$realname} = $uu;
}
}
close($PWFILE);
}
{
local($dummy,$REALNAMES,$UID2EMAIL,$EMAIL2UID)=(0,1,2,3);
local($key,$value);
unlink("passwd.email2uid");
open($EMAIL2UID,"> passwd.email2uid");
while(($key,$value) = each %email2uid) {
printf $EMAIL2UID "$key\t\t$value\n";
}
unlink("passwd.uid2email");
open($UID2EMAIL,"> passwd.uid2email");
while(($key,$value) = each %uid2email) {
printf $UID2EMAIL "$key\t\t$value\n";
}
unlink("passwd.realnames");
open($REALNAMES,"> passwd.realnames") || die "can't open passwd.realnames";
select($REALNAMES);
while(($key,$value) = each %realname2email) {
printf "$key\t\t$value\n"
unless ($key eq '' || $key =~ /^-/ || !($key =~ /\./));
}
close($REALNAMES);
close($EMAIL2UID);
close($UID2EMAIL);
umask 022;
system("sort passwd.realnames > fullnames");
system("/p/mail/bin/makedb ndbm fullnames fullnames");
system("sort passwd.uid2email > fullname-uids");
}
exit(0);
#
# Generic parser routines
#
sub parse_kayttajat {
# Return an @array of elts much in password style:
# First_names:Last_name:kontu_uname:kontu_group:unix_uname:unix_group:rest
local ($fn) = $_[0];
local ($INPFILE);
local ($retval);
open($INPFILE,"< $fn");
local ($line);
while ($line = <$INPFILE>) {
chop($line);
local($lastname,@namepart)=split(' ',substr($line,0,31));
local($vmsuser)=substr($line,31,12);
local($unixuser)=substr($line,44,8);
local($vmsgroup)=substr($line,53,9);
local($unixgroup)=substr($line,62,8);
local($rest)=substr($line,79);
$lastname =~ s/,//;
$vmsuser =~ s/ //g;
$vmsgroup =~ s/ //g;
$unixuser =~ s/ //g;
$unixgroup =~ s/ //g;
$rest =~ s/ //g;
local($kayttajat)="$lastname:@namepart:$vmsuser:$vmsgroup:$unixuser:$unixgroup:$rest";
@kayttajat=(@kayttajat,$retval);
}
close($INPFILE);
}
sub gen_realnames {
# @realnames = & gen_realnames("$pwd[1] $pwd[0]");
local(@realnames) = ();
local($realname) = $_[0];
local($scandname);
local(@rn,@srn) = split(/[,\/><]/,$realname);
$realname = $rn[0]; # Chop off extra comments
$realname =~ tr/A-]/a-}/; # All lowercase, including scandic names!
$realname =~ s/\.//g; # Chop off '.'sss
$scandname = $realname;
$realname =~ tr/{}|/aao/; # Turn scandic name to its "stripped" version
@rn = split(' ',$realname); # Yield components of name
@srn = split(' ',$scandname); # Yield components of name
if ($realname ne $scandname) {
# Scandic version is different, yield permutations
if ($#srn >= 2) {
@realnames =(@realnames,join('.',@srn));
@realnames =(@realnames,join('.',$srn[0],$srn[$#srn]));
@realnames =(@realnames,join('.',$srn[0],$srn[1],$srn[$#srn]));
@realnames =(@realnames,join('.',$srn[0],substr($srn[1],0,1),$srn[$#srn]));
} else {
@realnames =(@realnames,join('.',@srn));
}
}
if ($#rn >= 2) {
@realnames =(@realnames,join('.',@rn));
@realnames =(@realnames,join('.',$rn[0],$rn[$#rn]));
@realnames =(@realnames,join('.',$rn[0],$rn[1],$rn[$#rn]));
@realnames =(@realnames,join('.',$rn[0],substr($rn[1],0,1),$rn[$#rn]));
} else {
@realnames =(@realnames,join('.',@rn));
}
return @realnames;
}
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