#!/usr/bin/perl
#
# slony replication setup
# 
# usage: slony-setup freesideuser

use strict;
use DBI;
use FS::UID qw(adminsuidsetup);
use FS::Record qw(dbdef);

my $user = shift or die "usage: slony-setup username\n";
adminsuidsetup($user);

#---

my $MASTERHOST = '192.168.20.10';
my $SLAVEHOST = '192.168.20.50';
#my $REPLICATIONUSER='pgsql';
my $REPLICATIONUSER='postgres';

#--------

print <<END;

#on slave:
useradd freeside
cp -pr /etc/skel /home/freeside
chown -R freeside /home/freeside

su postgres -c 'createuser freeside' #n y n
su freeside -c 'createdb freeside'

#on master:
su postgres -c 'createlang plpgsql freeside'

pg_dump -s -U $REPLICATIONUSER -h $MASTERHOST freeside | psql -U $REPLICATIONUSER -h $SLAVEHOST freeside

END

#--------

#drop set ( id = 1, origin = 1);

print <<END;
#on master:
slonik <<_EOF_

cluster name = freeside;
node 1 admin conninfo = 'dbname=freeside host=$MASTERHOST user=$REPLICATIONUSER';
node 2 admin conninfo = 'dbname=freeside host=$SLAVEHOST user=$REPLICATIONUSER';
init cluster ( id=1, comment = 'Master Node');

create set (id=1, origin=1, comment='All freeside tables');

END

my $id = 1;

foreach my $table ( dbdef->tables ) {
  #next if $table =~ /^sql_/i;
  print "set add table (set id=1, origin=1, id=". $id++. ", fully qualified name = 'public.$table' );\n";

}

print <<END;

store node (id=2, comment = 'Slave node');
store path (server = 1, client = 2, conninfo='dbname=freeside host=$MASTERHOST user=$REPLICATIONUSER');
store path (server = 2, client = 1, conninfo='dbname=freeside host=$SLAVEHOST user=$REPLICATIONUSER');
store listen (origin=1, provider = 1, receiver =2);
store listen (origin=2, provider = 2, receiver =1);

_EOF_
END

print <<END;

### start slon processes (both machines) (this is debian-specific)
mkdir /etc/slony1/freeside

cat >/etc/slony1/freeside/slon.conf <<_EOF_
# Set the cluster name that this instance of slon is running against
# default is to read it off the command line
cluster_name='freeside'

# Set slon's connection info, default is to read it off the command line
conn_info='host=localhost port=5432 dbname=freeside user=postgres'
_EOF_

/etc/init.d/slony1 start

END


print <<END;
#on master:
slonik <<_EOF_

cluster name = freeside;

node 1 admin conninfo = 'dbname=freeside host=$MASTERHOST user=$REPLICATIONUSER';
node 2 admin conninfo = 'dbname=freeside host=$SLAVEHOST user=$REPLICATIONUSER';

subscribe set ( id = 1, provider = 1, receiver = 2, forward = no);

_EOF_
END