/
grandfather-readonly.sh
executable file
·66 lines (60 loc) · 2.82 KB
/
grandfather-readonly.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
#!/bin/bash
#
# Copyright 2010 LinkedIn, Inc
#
# Licensed 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.
#
# One time grandfathering script to convert all read-only store dirs to
# new format
if [ $# -ne 1 ];
then
echo 'USAGE: bin/grandfather-readonly.sh [readonly-folder]'
exit 1
fi
# Read args
READ_ONLY_DIR=$1
# Create temporary metadata file
METADATA_FILE="$(basename $0).$$.tmp"
echo "{\"format\":\"ro0\"}" > $METADATA_FILE
for stores in $READ_ONLY_DIR/*
do
if [ -d $stores ]; then
echo ---Working on store ${stores} ---
# Convert all to .temp
numVersions=`find $stores -name version-* | grep -v .bak | grep -v .temp | wc -l`
maxVersion=`find $stores -name version-* | grep -v .bak | grep -v .temp | sed 's/^\(.*\)\-\([0-9]*\)$/\2/' | sort -n | tail -1`
if [ $numVersions -eq 1 ]; then
cp $METADATA_FILE ${stores}/version-${maxVersion}/.metadata
echo Added metadata to ${stores}/version-${maxVersion}
fi
if [ $numVersions -gt 1 ]; then
for versionDirNo in `find $stores -name version-* | grep -v .bak | grep -v .temp | sed 's/^\(.*\)\-\([0-9]*\)$/\2/' | sort -n`
do
mv ${stores}/version-${versionDirNo} ${stores}/version-${maxVersion}.temp
echo Moved ${stores}/version-${versionDirNo} to ${stores}/version-${maxVersion}.temp
cp $METADATA_FILE ${stores}/version-${maxVersion}.temp/.metadata
echo Added metadata to ${stores}/version-${maxVersion}.temp
let maxVersion=maxVersion-1
done
fi
# Convert all .temp to normal
numVersionsTmp=`find $stores -name version-*.temp | grep -v .bak | wc -l`
if [ $numVersionsTmp -gt 1 ]; then
for versionDir in `find $stores -name version-*.temp | grep -v .bak | sed 's/^\(.*\-\)\([0-9]*\).temp$/\1\2/'`
do
mv ${versionDir}.temp ${versionDir}
echo Moved ${versionDir}.temp to ${versionDir}
done
fi
fi
done