HBASE-15845 Changes:

- Remove omnipresence of formatter object since it is kind of a use-and-throw class. Commands should create
  an instance, use it to format the output and discard it.
- Some refactoring
Tested: Ran TestShell

Change-Id: I12176ee12695df952ee4b0f8397e5d3be8f16a87
This commit is contained in:
Apekshit Sharma 2016-06-03 16:34:52 -07:00
parent fa182c2ea6
commit 2ee7d2a488
19 changed files with 86 additions and 116 deletions

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@ -123,15 +123,11 @@ require 'shell'
# Require formatter
require 'shell/formatter'
# Presume console format.
# Formatter takes an :output_stream parameter, if you don't want STDOUT.
@formatter = Shell::Formatter::Console.new
# Setup the HBase module. Create a configuration.
@hbase = Hbase::Hbase.new
# Setup console
@shell = Shell::Shell.new(@hbase, @formatter, interactive)
@shell = Shell::Shell.new(@hbase, interactive)
@shell.debug = @shell_debug
# Add commands to this namespace

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@ -32,10 +32,10 @@ module Hbase
class Admin
include HBaseConstants
def initialize(admin, formatter)
@admin = admin
@connection = @admin.getConnection()
@formatter = formatter
def initialize(connection)
@connection = connection
# Java Admin instance
@admin = @connection.getAdmin
end
def close
@ -275,12 +275,6 @@ module Hbase
org.apache.hadoop.hbase.zookeeper.ZKUtil::dump(@zk_wrapper)
end
#----------------------------------------------------------------------------------------------
# Parse arguments and update HTableDescriptor accordingly
def parse_htd_args(htd, arg)
htd.setNormalizationEnabled(JBoolean.valueOf(arg.delete(NORMALIZATION_ENABLED))) if arg[NORMALIZATION_ENABLED]
end
#----------------------------------------------------------------------------------------------
# Creates a table
def create(table_name, *args)
@ -359,24 +353,7 @@ module Hbase
end
# Done with splits; apply formerly-table_att parameters.
htd.setOwnerString(arg.delete(OWNER)) if arg[OWNER]
htd.setMaxFileSize(JLong.valueOf(arg.delete(MAX_FILESIZE))) if arg[MAX_FILESIZE]
htd.setReadOnly(JBoolean.valueOf(arg.delete(READONLY))) if arg[READONLY]
htd.setCompactionEnabled(JBoolean.valueOf(arg[COMPACTION_ENABLED])) if arg[COMPACTION_ENABLED]
htd.setMemStoreFlushSize(JLong.valueOf(arg.delete(MEMSTORE_FLUSHSIZE))) if arg[MEMSTORE_FLUSHSIZE]
# DEFERRED_LOG_FLUSH is deprecated and was replaced by DURABILITY. To keep backward compatible, it still exists.
# However, it has to be set before DURABILITY so that DURABILITY could overwrite if both args are set
if arg.include?(DEFERRED_LOG_FLUSH)
if arg.delete(DEFERRED_LOG_FLUSH).to_s.upcase == "TRUE"
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("ASYNC_WAL"))
else
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("SYNC_WAL"))
end
end
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf(arg.delete(DURABILITY))) if arg[DURABILITY]
parse_htd_args(htd, arg)
set_user_metadata(htd, arg.delete(METADATA)) if arg[METADATA]
set_descriptor_config(htd, arg.delete(CONFIGURATION)) if arg[CONFIGURATION]
update_htd_from_arg(htd, arg)
arg.each_key do |ignored_key|
puts("An argument ignored (unknown or overridden): %s" % [ ignored_key ])
@ -612,26 +589,7 @@ module Hbase
end
# 3) Some args for the table, optionally with METHOD => table_att (deprecated)
raise(ArgumentError, "NAME argument in an unexpected place") if name
htd.setOwnerString(arg.delete(OWNER)) if arg[OWNER]
htd.setMaxFileSize(JLong.valueOf(arg.delete(MAX_FILESIZE))) if arg[MAX_FILESIZE]
htd.setReadOnly(JBoolean.valueOf(arg.delete(READONLY))) if arg[READONLY]
htd.setCompactionEnabled(JBoolean.valueOf(arg[COMPACTION_ENABLED])) if arg[COMPACTION_ENABLED]
parse_htd_args(htd, arg)
htd.setMemStoreFlushSize(JLong.valueOf(arg.delete(MEMSTORE_FLUSHSIZE))) if arg[MEMSTORE_FLUSHSIZE]
# DEFERRED_LOG_FLUSH is deprecated and was replaced by DURABILITY. To keep backward compatible, it still exists.
# However, it has to be set before DURABILITY so that DURABILITY could overwrite if both args are set
if arg.include?(DEFERRED_LOG_FLUSH)
if arg.delete(DEFERRED_LOG_FLUSH).to_s.upcase == "TRUE"
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("ASYNC_WAL"))
else
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("SYNC_WAL"))
end
end
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf(arg.delete(DURABILITY))) if arg[DURABILITY]
htd.setRegionReplication(JInteger.valueOf(arg.delete(REGION_REPLICATION))) if arg[REGION_REPLICATION]
set_user_metadata(htd, arg.delete(METADATA)) if arg[METADATA]
set_descriptor_config(htd, arg.delete(CONFIGURATION)) if arg[CONFIGURATION]
update_htd_from_arg(htd, arg)
# set a coprocessor attribute
valid_coproc_keys = []
@ -723,7 +681,7 @@ module Hbase
rLoadSink = sl.getReplicationLoadSink()
rSinkString << " AgeOfLastAppliedOp=" + rLoadSink.getAgeOfLastAppliedOp().to_s
rSinkString << ", TimeStampsOfLastAppliedOp=" +
(java.util.Date.new(rLoadSink.getTimeStampsOfLastAppliedOp())).toString()
(java.util.Date.new(rLoadSink.getTimeStampsOfLastAppliedOp())).toString()
rLoadSourceList = sl.getReplicationLoadSourceList()
index = 0
while index < rLoadSourceList.size()
@ -732,7 +690,7 @@ module Hbase
rSourceString << ", AgeOfLastShippedOp=" + rLoadSource.getAgeOfLastShippedOp().to_s
rSourceString << ", SizeOfLogQueue=" + rLoadSource.getSizeOfLogQueue().to_s
rSourceString << ", TimeStampsOfLastShippedOp=" +
(java.util.Date.new(rLoadSource.getTimeStampOfLastShippedOp())).toString()
(java.util.Date.new(rLoadSource.getTimeStampOfLastShippedOp())).toString()
rSourceString << ", Replication Lag=" + rLoadSource.getReplicationLag().to_s
index = index + 1
end
@ -1131,5 +1089,29 @@ module Hbase
def list_procedures()
@admin.listProcedures()
end
# Parse arguments and update HTableDescriptor accordingly
def update_htd_from_arg(htd, arg)
htd.setOwnerString(arg.delete(OWNER)) if arg[OWNER]
htd.setMaxFileSize(JLong.valueOf(arg.delete(MAX_FILESIZE))) if arg[MAX_FILESIZE]
htd.setReadOnly(JBoolean.valueOf(arg.delete(READONLY))) if arg[READONLY]
htd.setCompactionEnabled(JBoolean.valueOf(arg[COMPACTION_ENABLED])) if arg[COMPACTION_ENABLED]
htd.setNormalizationEnabled(
JBoolean.valueOf(arg[NORMALIZATION_ENABLED])) if arg[NORMALIZATION_ENABLED]
htd.setMemStoreFlushSize(JLong.valueOf(arg.delete(MEMSTORE_FLUSHSIZE))) if arg[MEMSTORE_FLUSHSIZE]
# DEFERRED_LOG_FLUSH is deprecated and was replaced by DURABILITY. To keep backward compatible, it still exists.
# However, it has to be set before DURABILITY so that DURABILITY could overwrite if both args are set
if arg.include?(DEFERRED_LOG_FLUSH)
if arg.delete(DEFERRED_LOG_FLUSH).to_s.upcase == "TRUE"
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("ASYNC_WAL"))
else
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf("SYNC_WAL"))
end
end
htd.setDurability(org.apache.hadoop.hbase.client.Durability.valueOf(arg.delete(DURABILITY))) if arg[DURABILITY]
htd.setRegionReplication(JInteger.valueOf(arg.delete(REGION_REPLICATION))) if arg[REGION_REPLICATION]
set_user_metadata(htd, arg.delete(METADATA)) if arg[METADATA]
set_descriptor_config(htd, arg.delete(CONFIGURATION)) if arg[CONFIGURATION]
end
end
end

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@ -18,6 +18,8 @@
#
include Java
java_import org.apache.hadoop.hbase.client.ConnectionFactory
java_import org.apache.hadoop.hbase.HBaseConfiguration
require 'hbase/admin'
require 'hbase/table'
@ -35,21 +37,21 @@ module Hbase
if config
self.configuration = config
else
self.configuration = org.apache.hadoop.hbase.HBaseConfiguration.create
self.configuration = HBaseConfiguration.create
# Turn off retries in hbase and ipc. Human doesn't want to wait on N retries.
configuration.setInt("hbase.client.retries.number", 7)
configuration.setInt("hbase.ipc.client.connect.max.retries", 3)
end
@connection = org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(
self.configuration)
@connection = ConnectionFactory.createConnection(self.configuration)
end
def admin(formatter)
::Hbase::Admin.new(@connection.getAdmin, formatter)
# Returns ruby's Admin class from admin.rb
def admin()
::Hbase::Admin.new(@connection)
end
def taskmonitor(formatter)
::Hbase::TaskMonitor.new(configuration, formatter)
def taskmonitor()
::Hbase::TaskMonitor.new(configuration)
end
# Create new one each time
@ -57,20 +59,20 @@ module Hbase
::Hbase::Table.new(@connection.getTable(table), shell)
end
def replication_admin(formatter)
::Hbase::RepAdmin.new(configuration, formatter)
def replication_admin()
::Hbase::RepAdmin.new(configuration)
end
def security_admin(formatter)
::Hbase::SecurityAdmin.new(@connection.getAdmin, formatter)
def security_admin()
::Hbase::SecurityAdmin.new(@connection.getAdmin)
end
def visibility_labels_admin(formatter)
::Hbase::VisibilityLabelsAdmin.new(@connection.getAdmin, formatter)
def visibility_labels_admin()
::Hbase::VisibilityLabelsAdmin.new(@connection.getAdmin)
end
def quotas_admin(formatter)
::Hbase::QuotasAdmin.new(@connection.getAdmin, formatter)
def quotas_admin()
::Hbase::QuotasAdmin.new(@connection.getAdmin)
end
def shutdown

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@ -36,9 +36,8 @@ end
module Hbase
class QuotasAdmin
def initialize(admin, formatter)
def initialize(admin)
@admin = admin
@formatter = formatter
end
def close

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@ -31,10 +31,9 @@ module Hbase
class RepAdmin
include HBaseConstants
def initialize(configuration, formatter)
def initialize(configuration)
@replication_admin = ReplicationAdmin.new(configuration)
@configuration = configuration
@formatter = formatter
end
#----------------------------------------------------------------------------------------------

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@ -24,10 +24,9 @@ module Hbase
class SecurityAdmin
include HBaseConstants
def initialize(admin, formatter)
def initialize(admin)
@admin = admin
@connection = @admin.getConnection()
@formatter = formatter
end
def close

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@ -295,7 +295,7 @@ EOF
# Parse arguments
#
unless args.kind_of?(Hash)
raise ArgumentError, "Failed parse of of #{args.inspect}, #{args.class}"
raise ArgumentError, "Failed parse of #{args.inspect}, #{args.class}"
end
# Get maxlength parameter if passed

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@ -71,9 +71,8 @@ module Hbase
end
def initialize(configuration, formatter)
def initialize(configuration)
@conf = configuration
@formatter = formatter
@conn = org.apache.hadoop.hbase.client.ConnectionFactory.createConnection(@conf)
@admin = @conn.getAdmin()
end

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@ -24,10 +24,9 @@ java_import org.apache.hadoop.hbase.util.Bytes
module Hbase
class VisibilityLabelsAdmin
def initialize(admin, formatter)
def initialize(admin)
@admin = admin
@config = @admin.getConfiguration()
@formatter = formatter
end
def close
@ -41,7 +40,7 @@ module Hbase
labels = [ args ].flatten.compact
end
if labels.size() == 0
raise(ArgumentError, "Arguments cannot be null")
raise(ArgumentError, "Arguments cannot be null")
end
begin

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@ -70,25 +70,23 @@ module Shell
#----------------------------------------------------------------------
class Shell
attr_accessor :hbase
attr_accessor :formatter
attr_accessor :interactive
alias interactive? interactive
@debug = false
attr_accessor :debug
def initialize(hbase, formatter, interactive=true)
def initialize(hbase, interactive=true)
self.hbase = hbase
self.formatter = formatter
self.interactive = interactive
end
def hbase_admin
@hbase_admin ||= hbase.admin(formatter)
@hbase_admin ||= hbase.admin()
end
def hbase_taskmonitor
@hbase_taskmonitor ||= hbase.taskmonitor(formatter)
@hbase_taskmonitor ||= hbase.taskmonitor()
end
def hbase_table(name)
@ -96,19 +94,19 @@ module Shell
end
def hbase_replication_admin
@hbase_replication_admin ||= hbase.replication_admin(formatter)
@hbase_replication_admin ||= hbase.replication_admin()
end
def hbase_security_admin
@hbase_security_admin ||= hbase.security_admin(formatter)
@hbase_security_admin ||= hbase.security_admin()
end
def hbase_visibility_labels_admin
@hbase_visibility_labels_admin ||= hbase.visibility_labels_admin(formatter)
@hbase_visibility_labels_admin ||= hbase.visibility_labels_admin()
end
def hbase_quotas_admin
@hbase_quotas_admin ||= hbase.quotas_admin(formatter)
@hbase_quotas_admin ||= hbase.quotas_admin()
end
def export_commands(where)
@ -136,7 +134,7 @@ module Shell
internal_command(command, :command, *args)
end
#call a specific internal method in the command instance
# call a specific internal method in the command instance
# command - name of the command to call
# method_name - name of the method on the command to call. Defaults to just 'command'
# args - to be passed to the named method
@ -145,8 +143,9 @@ module Shell
end
def print_banner
puts "HBase Shell; enter 'help<RETURN>' for list of supported commands."
puts 'Type "exit<RETURN>" to leave the HBase Shell'
puts 'HBase Shell'
puts 'Use "help" to get list of supported commands.'
puts 'Use "exit" to quit this interactive shell.'
print 'Version '
command('version')
puts

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@ -26,7 +26,7 @@ module Shell
end
#wrap an execution of cmd to catch hbase exceptions
# cmd - command name to execture
# cmd - command name to execute
# args - arguments to pass to the command
def command_safe(debug, cmd = :command, *args)
# send is internal ruby method to call 'cmd' with *args
@ -50,6 +50,9 @@ module Shell
end
end
# Convenience functions to get different admins
# Returns HBase::Admin ruby class.
def admin
@shell.hbase_admin
end
@ -79,9 +82,9 @@ module Shell
end
#----------------------------------------------------------------------
# Creates formatter instance first time and then reuses it.
def formatter
@shell.formatter
@formatter ||= ::Shell::Formatter::Console.new
end
def format_simple_command

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@ -18,7 +18,6 @@
#
require 'shell'
require 'shell/formatter'
require 'stringio'
require 'hbase'
require 'hbase/hbase'

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@ -22,7 +22,6 @@ require 'hbase'
module Hbase
class HbaseTest < Test::Unit::TestCase
def setup
@formatter = Shell::Formatter::Console.new()
@hbase = ::Hbase::Hbase.new($TEST_CLUSTER.getConfiguration)
end
@ -31,19 +30,19 @@ module Hbase
end
define_test "Hbase::Hbase#admin should create a new admin object when called the first time" do
assert_kind_of(::Hbase::Admin, @hbase.admin(@formatter))
assert_kind_of(::Hbase::Admin, @hbase.admin())
end
define_test "Hbase::Hbase#admin should create a new admin object every call" do
assert_not_same(@hbase.admin(@formatter), @hbase.admin(@formatter))
assert_not_same(@hbase.admin(), @hbase.admin())
end
define_test "Hbase::Hbase#table should create a new table object when called the first time" do
assert_kind_of(::Hbase::Table, @hbase.table('hbase:meta', @formatter))
assert_kind_of(::Hbase::Table, @hbase.table('hbase:meta', @shell))
end
define_test "Hbase::Hbase#table should create a new table object every call" do
assert_not_same(@hbase.table('hbase:meta', @formatter), @hbase.table('hbase:meta', @formatter))
assert_not_same(@hbase.table('hbase:meta', @shell), @hbase.table('hbase:meta', @shell))
end
end
end

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@ -18,7 +18,6 @@
#
require 'shell'
require 'shell/formatter'
require 'hbase'
require 'hbase/hbase'
require 'hbase/table'

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@ -18,7 +18,6 @@
#
require 'shell'
require 'shell/formatter'
require 'hbase'
require 'hbase/hbase'
require 'hbase/table'

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@ -18,7 +18,6 @@
#
require 'shell'
require 'shell/formatter'
require 'hbase'
require 'hbase/hbase'
require 'hbase/table'

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@ -16,13 +16,11 @@
#
require 'hbase'
require 'shell'
require 'shell/formatter'
class NonInteractiveTest < Test::Unit::TestCase
def setup
@formatter = ::Shell::Formatter::Console.new()
@hbase = ::Hbase::Hbase.new($TEST_CLUSTER.getConfiguration)
@shell = Shell::Shell.new(@hbase, @formatter, false)
@shell = Shell::Shell.new(@hbase, false)
end
define_test "Shell::Shell noninteractive mode should throw" do

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@ -19,13 +19,11 @@
require 'hbase'
require 'shell'
require 'shell/formatter'
class ShellTest < Test::Unit::TestCase
def setup
@formatter = ::Shell::Formatter::Console.new()
@hbase = ::Hbase::Hbase.new($TEST_CLUSTER.getConfiguration)
@shell = Shell::Shell.new(@hbase, @formatter)
@shell = Shell::Shell.new(@hbase)
end
define_test "Shell::Shell#hbase_admin should return an admin instance" do

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@ -40,12 +40,10 @@ module Hbase
require 'hbase'
require 'hbase/hbase'
require 'shell'
require 'shell/formatter'
def setup_hbase
formatter = ::Shell::Formatter::Console.new
hbase = ::Hbase::Hbase.new($TEST_CLUSTER.getConfiguration)
@shell = ::Shell::Shell.new(hbase, formatter)
@shell = ::Shell::Shell.new(hbase)
end
def shutdown
@ -72,6 +70,10 @@ module Hbase
@shell.hbase_visibility_labels_admin
end
def quotas_admin
@shell.hbase_quotas_admin
end
def replication_admin
@shell.hbase_replication_admin
end