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-rwxr-xr-xsca-cpp/trunk/components/sqldb/pgsql-archive59
1 files changed, 59 insertions, 0 deletions
diff --git a/sca-cpp/trunk/components/sqldb/pgsql-archive b/sca-cpp/trunk/components/sqldb/pgsql-archive
new file mode 100755
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+++ b/sca-cpp/trunk/components/sqldb/pgsql-archive
@@ -0,0 +1,59 @@
+#!/bin/sh
+
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements. See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership. The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License. You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+# PostgreSQL archive command
+here=`echo "import os; print os.path.realpath('$0')" | python`; here=`dirname $here`
+root=`echo "import os; print os.path.realpath('$1')" | python`
+
+host=$2
+port=$3
+walp=$4
+walf=$5
+
+# Copy WAL to archive directory
+if [ ! -f $root/sqldb/archive/$walf ]; then
+ cp $walp $root/sqldb/archive/$walf
+ rc=$?
+ if [ "$rc" != "0" ]; then
+ exit $rc
+ fi
+fi
+
+# Trigger a backup if we have 10 WAL files archived since the last backup
+lastbak=`ls $root/sqldb/archive | sort -r | grep "\.backup$" | head -1`
+if [ "$lastbak" = "" ]; then
+ exit 0
+fi
+wals=`ls $root/sqldb/archive | sort -r | grep -v "\.backup\.tar\.gz$"`
+
+w=0
+for f in $wals; do
+ if [ "$f" = "$lastbak" ]; then
+ break
+ fi
+ w=$((w+1))
+
+ if [ "$w" = "10" ]; then
+ nohup /bin/sh -c "$here/pgsql-backup $root $host $port" 1>/dev/null 2>/dev/null &
+ break
+ fi
+done
+
+exit 0
+