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HBASE-12495 Use interfaces in the shell scripts (Solomon Duskis)

This commit is contained in:
stack 2014-11-18 12:56:01 -08:00
parent 8e5503baa8
commit 929bb34181
6 changed files with 29 additions and 24 deletions
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4
hbase-shell/src/main/ruby/hbase.rb
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@ -18,8 +18,8 @@
#
# HBase ruby classes.
# Has wrapper classes for org.apache.hadoop.hbase.client.HBaseAdmin
# and for org.apache.hadoop.hbase.client.HTable. Classes take
# Has wrapper classes for org.apache.hadoop.hbase.client.Admin
# and for org.apache.hadoop.hbase.client.Table. Classes take
# Formatters on construction and outputs any results using
# Formatter methods. These classes are only really for use by
# the hirb.rb HBase Shell script; they don't make much sense elsewhere.

27
hbase-shell/src/main/ruby/hbase/admin.rb
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@ -24,19 +24,22 @@ java_import org.apache.hadoop.hbase.util.RegionSplitter
java_import org.apache.hadoop.hbase.util.Bytes
java_import org.apache.hadoop.hbase.ServerName
java_import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos::SnapshotDescription
java_import org.apache.hadoop.hbase.client.Admin
java_import org.apache.hadoop.hbase.client.Connection
java_import org.apache.hadoop.hbase.client.ConnectionFactory
java_import org.apache.hadoop.hbase.client.Table
# Wrapper for org.apache.hadoop.hbase.client.HBaseAdmin
# Wrapper for org.apache.hadoop.hbase.client.Admin
module Hbase
class Admin
include HBaseConstants
def initialize(configuration, formatter)
@admin = org.apache.hadoop.hbase.client.HBaseAdmin.new(configuration)
connection = @admin.getConnection()
@connection = ConnectionFactory.createConnection(configuration)
@admin = @connection.getAdmin();
@conf = configuration
@zk_wrapper = org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.new(configuration,
"admin", nil)
@zk_wrapper = org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher.new(configuration, "admin", nil)
zk = @zk_wrapper.getRecoverableZooKeeper().getZooKeeper()
@zk_main = org.apache.zookeeper.ZooKeeperMain.new(zk)
@formatter = formatter
@ -183,7 +186,7 @@ module Hbase
tableExists(table_name)
raise ArgumentError, "Table #{table_name} is enabled. Disable it first.'" if enabled?(table_name)
@admin.deleteTable(table_name)
@admin.deleteTable(org.apache.hadoop.hbase.TableName.valueOf(table_name))
end
#----------------------------------------------------------------------------------------------
@ -353,8 +356,7 @@ module Hbase
#----------------------------------------------------------------------------------------------
# Truncates table (deletes all records by recreating the table)
def truncate(table_name, conf = @conf)
h_table = org.apache.hadoop.hbase.client.HTable.new(conf, table_name)
table_description = h_table.getTableDescriptor()
table_description = @admin.getTableDescriptor(table_name.to_java_bytes)
raise ArgumentError, "Table #{table_name} is not enabled. Enable it first.'" unless enabled?(table_name)
yield 'Disabling table...' if block_given?
@admin.disableTable(table_name)
@ -369,7 +371,7 @@ module Hbase
if rootCause.kind_of?(org.apache.hadoop.hbase.DoNotRetryIOException) then
# Handle the compatibility case, where the truncate method doesn't exists on the Master
yield 'Dropping table...' if block_given?
@admin.deleteTable(table_name)
@admin.deleteTable(org.apache.hadoop.hbase.TableName.valueOf(table_name))
yield 'Creating table...' if block_given?
@admin.createTable(table_description)
@ -382,7 +384,7 @@ module Hbase
#----------------------------------------------------------------------------------------------
# Truncates table while maintaing region boundaries (deletes all records by recreating the table)
def truncate_preserve(table_name, conf = @conf)
h_table = org.apache.hadoop.hbase.client.HTable.new(conf, table_name)
h_table = @connection.getTable(table_name)
splits = h_table.getRegionLocations().keys().map{|i| Bytes.toString(i.getStartKey)}.delete_if{|k| k == ""}.to_java :String
splits = org.apache.hadoop.hbase.util.Bytes.toByteArrays(splits)
table_description = h_table.getTableDescriptor()
@ -399,7 +401,7 @@ module Hbase
if rootCause.kind_of?(org.apache.hadoop.hbase.DoNotRetryIOException) then
# Handle the compatibility case, where the truncate method doesn't exists on the Master
yield 'Dropping table...' if block_given?
@admin.deleteTable(table_name)
@admin.deleteTable(org.apache.hadoop.hbase.TableName.valueOf(table_name))
yield 'Creating table with region boundaries...' if block_given?
@admin.createTable(table_description, splits)
@ -714,8 +716,7 @@ module Hbase
# Enables/disables a region by name
def online(region_name, on_off)
# Open meta table
meta = org.apache.hadoop.hbase.client.HTable.new(
org.apache.hadoop.hbase.TableName::META_TABLE_NAME)
meta = connection.getTable(org.apache.hadoop.hbase.TableName::META_TABLE_NAME)
# Read region info
# FIXME: fail gracefully if can't find the region

3
hbase-shell/src/main/ruby/hbase/quotas.rb
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@ -36,7 +36,8 @@ module Hbase
class QuotasAdmin
def initialize(configuration, formatter)
@config = configuration
@admin = org.apache.hadoop.hbase.client.HBaseAdmin.new(configuration)
@connection = org.apache.hadoop.hbase.client.ConnectionFactor.createConnection(Configuration)
@admin = connection.getAdmin()
@formatter = formatter
end

7
hbase-shell/src/main/ruby/hbase/security.rb
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@ -26,7 +26,8 @@ module Hbase
def initialize(configuration, formatter)
@config = configuration
@admin = org.apache.hadoop.hbase.client.HBaseAdmin.new(configuration)
@connection = org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(@config)
@admin = @connection.getAdmin()
@formatter = formatter
end
@ -37,7 +38,7 @@ module Hbase
# TODO: need to validate user name
begin
meta_table = org.apache.hadoop.hbase.client.HTable.new(@config,
meta_table = @connection.getTable(
org.apache.hadoop.hbase.security.access.AccessControlLists::ACL_TABLE_NAME)
service = meta_table.coprocessorService(
org.apache.hadoop.hbase.HConstants::EMPTY_START_ROW)
@ -101,7 +102,7 @@ module Hbase
# TODO: need to validate user name
begin
meta_table = org.apache.hadoop.hbase.client.HTable.new(@config,
meta_table = @connection.getTable(
org.apache.hadoop.hbase.security.access.AccessControlLists::ACL_TABLE_NAME)
service = meta_table.coprocessorService(
org.apache.hadoop.hbase.HConstants::EMPTY_START_ROW)

9
hbase-shell/src/main/ruby/hbase/table.rb
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@ -19,7 +19,7 @@
include Java
# Wrapper for org.apache.hadoop.hbase.client.HTable
# Wrapper for org.apache.hadoop.hbase.client.Table
module Hbase
class Table
@ -113,11 +113,12 @@ EOF
def initialize(configuration, table_name, shell)
if @@thread_pool then
@table = org.apache.hadoop.hbase.client.HTable.new(configuration, table_name.to_java_bytes, @@thread_pool)
@connection = org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(configuration, @@thread_pool)
else
@table = org.apache.hadoop.hbase.client.HTable.new(configuration, table_name)
@@thread_pool = @table.getPool()
@connection = org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(configuration)
@@thread_pool = @connection.getBatchPool()
end
@table = @connection.getTable(table_name)
@name = table_name
@shell = shell
@converters = Hash.new()

3
hbase-shell/src/main/ruby/hbase/visibility_labels.rb
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@ -27,7 +27,8 @@ module Hbase
def initialize(configuration, formatter)
@config = configuration
@formatter = formatter
@admin = org.apache.hadoop.hbase.client.HBaseAdmin.new(configuration)
@connection = org.apache.hadoop.hbase.client.ConnectionFactory(configuration)
@admin = @connection.getAdmin()
end
def add_labels(*args)