beginnings of database replication helper scripts

git-svn-id: svn://svn.open-ils.org/ILS/trunk@13911 dcc99617-32d9-48b4-a31d-7c20da2025e4

diff --git a/Open-ILS/examples/build-eg-replication.sh b/Open-ILS/examples/build-eg-replication.sh
new file mode 100644 (file)
index 0000000..9da71b7
--- /dev/null
+++ b/Open-ILS/examples/build-eg-replication.sh
@@ -0,0 +1,105 @@
+#!/bin/sh
+#
+# Copyright (C) 2009 Equinox Software, Inc.
+# Author: Mike Rylander <miker@esilibrary.com>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+
+#
+# This script will help build the slonik scripts required to start
+# replicating an Evergreen database using Slony-I.
+#
+# See: slony-1.2.16/tools/configure-replication.txt
+#  for more information on the process
+#
+# See: slony1-1.2.16/doc/adminguide/firstdb.html
+#  for an example of how to get the schema copied
+#
+
+if [ "_$NUMNODES" == "_" ]; then
+  echo 'Please set the NUMNODES environment variable to the number of new nodes to be created in the new cluster'
+  exit
+fi
+
+if [ "_$CLUSTER" == "_" ]; then
+  echo 'Please set the CLUSTER environment variable to the new cluster name'
+  exit
+fi
+
+if [ "_$PGDATABASE" == "_" ]; then
+  echo 'Please set the PGDATABASE environment variable to the database name'
+  exit
+fi
+
+if [ "_$PGPORT" == "_" ]; then
+  echo 'Please set the PGPORT environment variable to the database port'
+  exit
+fi
+
+if [ "_$PGUSER" == "_" ]; then
+  echo 'Please set the PGPORT environment variable to the database superuser'
+  exit
+fi
+
+TABLES=$(psql -tc "
+  select array_to_string(array_accum(table_schema || '.' || table_name),' ')
+    from information_schema.tables
+    where table_schema in (
+      'action', 'actor', 'asset', 'authority', 'auditor', 'biblio', 'config',
+      'container', 'extend_reporter', 'metabib', 'money', 'offline', 'permission',
+      'reporter', 'search', 'stats', 'vandely'
+    ) and table_type = 'BASE TABLE' order by 1;
+")
+
+SEQUENCES=$(psql -tc "select array_to_string(array_accum(schemaname || '.' || relname),' ') from pg_statio_user_sequences;")
+
+
+if [ "_$1" == "_" ]; then
+  echo 'Please specify at least one host!'
+  exit
+fi
+
+DB1=$PGDATABASE
+USER1=$PGUSER
+PORT1=$PGPORT
+HOST1=$1
+
+if [ "_$2" != "_" ]; then
+  DB2=$PGDATABASE
+  USER2=$PGUSER
+  PORT2=$PGPORT
+  HOST2=$2
+fi
+
+if [ "_$3" != "_" ]; then
+  DB3=$PGDATABASE
+  USER3=$PGUSER
+  PORT3=$PGPORT
+  HOST3=$3
+fi
+
+if [ "_$4" != "_" ]; then
+  DB4=$PGDATABASE
+  USER4=$PGUSER
+  PORT4=$PGPORT
+  HOST4=$4
+fi
+
+if [ "_$5" != "_" ]; then
+  DB5=$PGDATABASE
+  USER5=$PGUSER
+  PORT5=$PGPORT
+  HOST5=$5
+fi
+
+./configure-replication.sh
+