From e67319b1bf3f9c6c06d914c632d87e072724ffb0 Mon Sep 17 00:00:00 2001 From: Ashish Singhi Date: Tue, 4 Nov 2014 20:21:06 +0530 Subject: [PATCH] HBASE-8572 Enhance delete_snapshot.rb to call snapshot deletion API with regex --- hbase-shell/src/main/ruby/hbase/admin.rb | 6 +++ hbase-shell/src/main/ruby/shell.rb | 1 + .../ruby/shell/commands/delete_all_snapshot.rb | 48 ++++++++++++++++++++++ 3 files changed, 55 insertions(+) create mode 100644 hbase-shell/src/main/ruby/shell/commands/delete_all_snapshot.rb diff --git a/hbase-shell/src/main/ruby/hbase/admin.rb b/hbase-shell/src/main/ruby/hbase/admin.rb index 2a5876a..5afe526 100644 --- a/hbase-shell/src/main/ruby/hbase/admin.rb +++ b/hbase-shell/src/main/ruby/hbase/admin.rb @@ -768,6 +768,12 @@ module Hbase @admin.deleteSnapshot(snapshot_name.to_java_bytes) end + #---------------------------------------------------------------------------------------------- + # Deletes the snapshots matching the given regex + def delete_all_snapshot(regex) + @admin.deleteSnapshots(regex).to_a + end + #---------------------------------------------------------------------------------------------- # Returns a list of snapshots def list_snapshot(regex = ".*") diff --git a/hbase-shell/src/main/ruby/shell.rb b/hbase-shell/src/main/ruby/shell.rb index 1c10bc1..ace1459 100644 --- a/hbase-shell/src/main/ruby/shell.rb +++ b/hbase-shell/src/main/ruby/shell.rb @@ -356,6 +356,7 @@ Shell.load_command_group( restore_snapshot rename_snapshot delete_snapshot + delete_all_snapshot list_snapshots ] ) diff --git a/hbase-shell/src/main/ruby/shell/commands/delete_all_snapshot.rb b/hbase-shell/src/main/ruby/shell/commands/delete_all_snapshot.rb new file mode 100644 index 0000000..fa8e3db --- /dev/null +++ b/hbase-shell/src/main/ruby/shell/commands/delete_all_snapshot.rb @@ -0,0 +1,48 @@ +# +# 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. +# + +module Shell + module Commands + class DeleteAllSnapshot < Command + def help + return <<-EOF +Delete all of the snapshots matching the given regex. Examples: + + hbase> delete_all_snapshot 's.*' + +EOF + end + + def command(regex) + list = admin.list_snapshot(regex) + count = list.size + list.each do |snapshot| + puts snapshot.name + end + puts "\nDelete the above #{count} snapshots (y/n)?" unless count == 0 + answer = 'n' + answer = gets.chomp unless count == 0 + puts "No snapshots matched the regex #{regex.to_s}" if count == 0 + return unless answer =~ /y.*/i + format_simple_command do + admin.delete_all_snapshot(regex) + end + end + end + end +end -- 1.9.2.msysgit.0