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redis

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提交 0df1ead7 编写于 作者: A antirez
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sync with jodosha redis-rb

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client-libraries/ruby/lib/dist_redis.rb
浏览文件 @ 0df1ead7
......@@ -2,13 +2,20 @@ require 'redis'
require 'hash_ring'
class DistRedis
attr_reader :ring
def initialize(*servers)
srvs = []
servers.each do |s|
server, port = s.split(':')
srvs << Redis.new(:host => server, :port => port)
def initialize(opts={})
hosts = []
db = opts[:db] || nil
timeout = opts[:timeout] || nil
raise Error, "No hosts given" unless opts[:hosts]
opts[:hosts].each do |h|
host, port = h.split(':')
hosts << Redis.new(:host => host, :port => port, :db => db, :timeout => timeout, :db => db)
end
@ring = HashRing.new srvs
@ring = HashRing.new hosts
end
def node_for_key(key)
......
client-libraries/ruby/lib/pipeline.rb
浏览文件 @ 0df1ead7
......@@ -8,19 +8,13 @@ class Redis
@redis = redis
@commands = []
end
def execute_command(data)
@commands << data
write_and_read if @commands.size >= BUFFER_SIZE
end
def finish
write_and_read
def call_command(command)
@commands << command
end
def write_and_read
@redis.execute_command(@commands.join, true)
@redis.read_socket
def execute
@redis.call_command(@commands)
@commands.clear
end
......
client-libraries/ruby/lib/redis.rb
浏览文件 @ 0df1ead7
require 'socket'
require 'set'
require File.join(File.dirname(__FILE__),'server')
require File.join(File.dirname(__FILE__),'pipeline')
class RedisError < StandardError
end
class RedisRenameError < StandardError
begin
if RUBY_VERSION >= '1.9'
require 'timeout'
RedisTimer = Timeout
else
require 'system_timer'
RedisTimer = SystemTimer
end
rescue LoadError
RedisTimer = nil
end
class Redis
ERR = "-".freeze
OK = 'OK'.freeze
PONG = 'PONG'.freeze
SINGLE = '+'.freeze
BULK = '$'.freeze
MULTI = '*'.freeze
INT = ':'.freeze
attr_reader :server
def initialize(opts={})
@opts = {:host => 'localhost', :port => '6379', :db => 0}.merge(opts)
$debug = @opts[:debug]
@db = @opts[:db]
@server = Server.new(@opts[:host], @opts[:port], (@opts[:timeout]||10))
end
def pipelined
pipeline = Pipeline.new(self)
yield pipeline
pipeline.finish
OK = "OK".freeze
MINUS = "-".freeze
PLUS = "+".freeze
COLON = ":".freeze
DOLLAR = "$".freeze
ASTERISK = "*".freeze
BULK_COMMANDS = {
"set" => true,
"setnx" => true,
"rpush" => true,
"lpush" => true,
"lset" => true,
"lrem" => true,
"sadd" => true,
"srem" => true,
"sismember" => true,
"echo" => true,
"getset" => true,
"smove" => true
}
BOOLEAN_PROCESSOR = lambda{|r| r == 0 ? false : r}
REPLY_PROCESSOR = {
"exists" => BOOLEAN_PROCESSOR,
"sismember" => BOOLEAN_PROCESSOR,
"sadd" => BOOLEAN_PROCESSOR,
"srem" => BOOLEAN_PROCESSOR,
"smove" => BOOLEAN_PROCESSOR,
"move" => BOOLEAN_PROCESSOR,
"setnx" => BOOLEAN_PROCESSOR,
"del" => BOOLEAN_PROCESSOR,
"renamenx" => BOOLEAN_PROCESSOR,
"expire" => BOOLEAN_PROCESSOR,
"keys" => lambda{|r| r.split(" ")},
"info" => lambda{|r|
info = {}
r.each_line {|kv|
k,v = kv.split(":",2).map{|x| x.chomp}
info[k.to_sym] = v
}
info
}
}
ALIASES = {
"flush_db" => "flushdb",
"flush_all" => "flushall",
"last_save" => "lastsave",
"key?" => "exists",
"delete" => "del",
"randkey" => "randomkey",
"list_length" => "llen",
"push_tail" => "rpush",
"push_head" => "lpush",
"pop_tail" => "rpop",
"pop_head" => "lpop",
"list_set" => "lset",
"list_range" => "lrange",
"list_trim" => "ltrim",
"list_index" => "lindex",
"list_rm" => "lrem",
"set_add" => "sadd",
"set_delete" => "srem",
"set_count" => "scard",
"set_member?" => "sismember",
"set_members" => "smembers",
"set_intersect" => "sinter",
"set_intersect_store" => "sinterstore",
"set_inter_store" => "sinterstore",
"set_union" => "sunion",
"set_union_store" => "sunionstore",
"set_diff" => "sdiff",
"set_diff_store" => "sdiffstore",
"set_move" => "smove",
"set_unless_exists" => "setnx",
"rename_unless_exists" => "renamenx",
"type?" => "type"
}
def initialize(options = {})
@host = options[:host] || '127.0.0.1'
@port = (options[:port] || 6379).to_i
@db = (options[:db] || 0).to_i
@timeout = (options[:timeout] || 5).to_i
$debug = options[:debug]
connect_to_server
end
def to_s
"#{host}:#{port} -> #{@db}"
end
def port
@opts[:port]
end
def host
@opts[:host]
end
def quit
execute_command("QUIT\r\n", true)
end
def ping
execute_command("PING\r\n") == PONG
"Redis Client connected to #{@host}:#{@port} against DB #{@db}"
end
def select_db(index)
@db = index
execute_command("SELECT #{index}\r\n")
end
def flush_db
execute_command("FLUSHDB\r\n") == OK
end
def flush_all
puts "Warning!\nFlushing *ALL* databases!\n5 Seconds to Hit ^C!"
trap('INT') {quit; return false}
sleep 5
execute_command("FLUSHALL\r\n") == OK
end
def last_save
execute_command("LASTSAVE\r\n").to_i
end
def bgsave
execute_command("BGSAVE\r\n") == OK
end
def info
info = {}
x = execute_command("INFO\r\n")
x.each_line do |kv|
k,v = kv.split(':', 2)
k,v = k.chomp, v = v.chomp
info[k.to_sym] = v
end
info
end
def keys(glob)
execute_command("KEYS #{glob}\r\n").split(' ')
def connect_to_server
@sock = connect_to(@host, @port, @timeout == 0 ? nil : @timeout)
call_command(["select",@db]) unless @db == 0
end
def rename!(oldkey, newkey)
execute_command("RENAME #{oldkey} #{newkey}\r\n")
end
def rename(oldkey, newkey)
case execute_command("RENAMENX #{oldkey} #{newkey}\r\n")
when -1
raise RedisRenameError, "source key: #{oldkey} does not exist"
when 0
raise RedisRenameError, "target key: #{oldkey} already exists"
when -3
raise RedisRenameError, "source and destination keys are the same"
when 1
true
def connect_to(host, port, timeout=nil)
# We support connect() timeout only if system_timer is availabe
# or if we are running against Ruby >= 1.9
# Timeout reading from the socket instead will be supported anyway.
if @timeout != 0 and RedisTimer
begin
sock = TCPSocket.new(host, port)
rescue Timeout::Error
@sock = nil
raise Timeout::Error, "Timeout connecting to the server"
end
else
sock = TCPSocket.new(host, port)
end
end
def key?(key)
execute_command("EXISTS #{key}\r\n") == 1
end
def delete(key)
execute_command("DEL #{key}\r\n") == 1
end
def [](key)
get(key)
sock.setsockopt Socket::IPPROTO_TCP, Socket::TCP_NODELAY, 1
# If the timeout is set we set the low level socket options in order
# to make sure a blocking read will return after the specified number
# of seconds. This hack is from memcached ruby client.
if timeout
secs = Integer(timeout)
usecs = Integer((timeout - secs) * 1_000_000)
optval = [secs, usecs].pack("l_2")
sock.setsockopt Socket::SOL_SOCKET, Socket::SO_RCVTIMEO, optval
sock.setsockopt Socket::SOL_SOCKET, Socket::SO_SNDTIMEO, optval
end
sock
end
def get(key)
execute_command("GET #{key}\r\n")
end
def mget(*keys)
execute_command("MGET #{keys.join(' ')}\r\n")
def method_missing(*argv)
call_command(argv)
end
def incr(key, increment=nil)
if increment
execute_command("INCRBY #{key} #{increment}\r\n")
else
execute_command("INCR #{key}\r\n")
end
def call_command(argv)
puts argv.inspect if $debug
# this wrapper to raw_call_command handle reconnection on socket
# error. We try to reconnect just one time, otherwise let the error
# araise.
connect_to_server if !@sock
begin
raw_call_command(argv.dup)
rescue Errno::ECONNRESET
@sock.close
connect_to_server
raw_call_command(argv.dup)
end
end
def decr(key, decrement=nil)
if decrement
execute_command("DECRBY #{key} #{decrement}\r\n")
else
execute_command("DECR #{key}\r\n")
end
end
def randkey
execute_command("RANDOMKEY\r\n")
end
def raw_call_command(argvp)
pipeline = argvp[0].is_a?(Array)
def list_length(key)
case i = execute_command("LLEN #{key}\r\n")
when -2
raise RedisError, "key: #{key} does not hold a list value"
unless pipeline
argvv = [argvp]
else
i
argvv = argvp
end
end
def type?(key)
execute_command("TYPE #{key}\r\n")
end
def push_tail(key, val)
execute_command("RPUSH #{key} #{value_to_wire(val)}\r\n")
end
def push_head(key, val)
execute_command("LPUSH #{key} #{value_to_wire(val)}\r\n")
end
def pop_head(key)
execute_command("LPOP #{key}\r\n")
end
def pop_tail(key)
execute_command("RPOP #{key}\r\n")
end
def list_set(key, index, val)
execute_command("LSET #{key} #{index} #{value_to_wire(val)}\r\n") == OK
end
def list_range(key, start, ending)
execute_command("LRANGE #{key} #{start} #{ending}\r\n")
end
command = ''
def list_trim(key, start, ending)
execute_command("LTRIM #{key} #{start} #{ending}\r\n")
end
def list_index(key, index)
execute_command("LINDEX #{key} #{index}\r\n")
end
def list_rm(key, count, val)
case num = execute_command("LREM #{key} #{count} #{value_to_wire(val)}\r\n")
when -1
raise RedisError, "key: #{key} does not exist"
when -2
raise RedisError, "key: #{key} does not hold a list value"
else
num
end
end
def set_add(key, member)
case execute_command("SADD #{key} #{value_to_wire(member)}\r\n")
when 1
true
when 0
false
when -2
raise RedisError, "key: #{key} contains a non set value"
argvv.each do |argv|
bulk = nil
argv[0] = argv[0].to_s.downcase
argv[0] = ALIASES[argv[0]] if ALIASES[argv[0]]
if BULK_COMMANDS[argv[0]] and argv.length > 1
bulk = argv[-1].to_s
argv[-1] = bulk.length
end
command << argv.join(' ') + "\r\n"
command << bulk + "\r\n" if bulk
end
end
def set_delete(key, member)
case execute_command("SREM #{key} #{value_to_wire(member)}\r\n")
when 1
true
when 0
false
when -2
raise RedisError, "key: #{key} contains a non set value"
end
end
@sock.write(command)
def set_count(key)
case i = execute_command("SCARD #{key}\r\n")
when -2
raise RedisError, "key: #{key} contains a non set value"
else
i
results = argvv.map do |argv|
processor = REPLY_PROCESSOR[argv[0]]
processor ? processor.call(read_reply) : read_reply
end
end
def set_member?(key, member)
case execute_command("SISMEMBER #{key} #{value_to_wire(member)}\r\n")
when 1
true
when 0
false
when -2
raise RedisError, "key: #{key} contains a non set value"
end
return pipeline ? results : results[0]
end
def set_members(key)
Set.new(execute_command("SMEMBERS #{key}\r\n"))
def select(*args)
raise "SELECT not allowed, use the :db option when creating the object"
end
def set_intersect(*keys)
Set.new(execute_command("SINTER #{keys.join(' ')}\r\n"))
def [](key)
get(key)
end
def set_inter_store(destkey, *keys)
execute_command("SINTERSTORE #{destkey} #{keys.join(' ')}\r\n")
end
def set_union(*keys)
Set.new(execute_command("SUNION #{keys.join(' ')}\r\n"))
def []=(key,value)
set(key,value)
end
def set_union_store(destkey, *keys)
execute_command("SUNIONSTORE #{destkey} #{keys.join(' ')}\r\n")
end
def set_diff(*keys)
Set.new(execute_command("SDIFF #{keys.join(' ')}\r\n"))
def set(key, value, expiry=nil)
s = call_command([:set, key, value]) == OK
expire(key, expiry) if s && expiry
s
end
def set_diff_store(destkey, *keys)
execute_command("SDIFFSTORE #{destkey} #{keys.join(' ')}\r\n")
def sort(key, options = {})
cmd = []
cmd << "SORT #{key}"
cmd << "BY #{options[:by]}" if options[:by]
cmd << "GET #{[options[:get]].flatten * ' GET '}" if options[:get]
cmd << "#{options[:order]}" if options[:order]
cmd << "LIMIT #{options[:limit].join(' ')}" if options[:limit]
call_command(cmd)
end
def set_move(srckey, destkey, member)
execute_command("SMOVE #{srckey} #{destkey} #{value_to_wire(member)}\r\n") == 1
def incr(key, increment = nil)
call_command(increment ? ["incrby",key,increment] : ["incr",key])
end
def sort(key, opts={})
cmd = "SORT #{key}"
cmd << " BY #{opts[:by]}" if opts[:by]
cmd << " GET #{[opts[:get]].flatten * ' GET '}" if opts[:get]
cmd << " INCR #{opts[:incr]}" if opts[:incr]
cmd << " DEL #{opts[:del]}" if opts[:del]
cmd << " DECR #{opts[:decr]}" if opts[:decr]
cmd << " #{opts[:order]}" if opts[:order]
cmd << " LIMIT #{opts[:limit].join(' ')}" if opts[:limit]
cmd << "\r\n"
execute_command(cmd)
end
def []=(key, val)
set(key,val)
end
def set(key, val, expiry=nil)
s = execute_command("SET #{key} #{value_to_wire(val)}\r\n") == OK
return expire(key, expiry) if s && expiry
s
def decr(key,decrement = nil)
call_command(decrement ? ["decrby",key,decrement] : ["decr",key])
end
def dbsize
execute_command("DBSIZE\r\n")
# Ruby defines a now deprecated type method so we need to override it here
# since it will never hit method_missing
def type(key)
call_command(['type', key])
end
def expire(key, expiry=nil)
execute_command("EXPIRE #{key} #{expiry}\r\n") == 1
def quit
call_command(['quit'])
rescue Errno::ECONNRESET
end
def set_unless_exists(key, val)
execute_command("SETNX #{key} #{value_to_wire(val)}\r\n") == 1
end
def bulk_reply
begin
x = read
puts "bulk_reply read value is #{x.inspect}" if $debug
return x
rescue => e
puts "error in bulk_reply #{e}" if $debug
nil
end
end
def write(data)
puts "writing: #{data}" if $debug
@socket.write(data)
end
def read(length = 0)
length = read_proto unless length > 0
res = @socket.read(length)
puts "read is #{res.inspect}" if $debug
res
end
def multi_bulk
res = read_proto
puts "mb res is #{res.inspect}" if $debug
list = []
Integer(res).times do
vf = get_response
puts "curren vf is #{vf.inspect}" if $debug
list << vf
puts "current list is #{list.inspect}" if $debug
end
list
end
def get_reply
begin
r = read(1)
raise RedisError if (r == "\r" || r == "\n")
rescue RedisError
retry
end
r
end
def status_code_reply
begin
res = read_proto
if res.index('-') == 0
raise RedisError, res
else
true
end
rescue RedisError
raise RedisError
end
end
def execute_command(command, ignore_response=false)
ss = server.socket
unless ss.object_id == @socket.object_id
@socket = ss
puts "Socket changed, selecting DB" if $debug
unless command[0..6] == 'SELECT'
#BTM - Ugh- DRY but better than infinite recursion
write("SELECT #{@db}\r\n")
get_response
end
end
write(command)
get_response unless ignore_response
rescue Errno::ECONNRESET, Errno::EPIPE, NoMethodError, Timeout::Error => e
raise RedisError, "Connection error"
def pipelined(&block)
pipeline = Pipeline.new self
yield pipeline
pipeline.execute
end
def get_response
rtype = get_reply
puts "reply_type is #{rtype.inspect}" if $debug
case rtype
when SINGLE
single_line
when BULK
bulk_reply
when MULTI
multi_bulk
when INT
integer_reply
when ERR
raise RedisError, single_line
else
raise RedisError, "Unknown response.."
end
end
def integer_reply
Integer(read_proto)
end
def single_line
buff = ""
while buff[-2..-1] != "\r\n"
buff << read(1)
end
puts "single_line value is #{buff[0..-3].inspect}" if $debug
buff[0..-3]
end
def read_socket
def read_reply
# We read the first byte using read() mainly because gets() is
# immune to raw socket timeouts.
begin
socket = @server.socket
while res = socket.read(8096)
break if res.size != 8096
end
#Timeout or server down
rescue Errno::ECONNRESET, Errno::EPIPE, Errno::ECONNREFUSED => e
server.close
puts "Client (#{server.inspect}) disconnected from server: #{e.inspect}\n" if $debug
retry
rescue Timeout::Error => e
#BTM - Ignore this error so we don't go into an endless loop
puts "Client (#{server.inspect}) Timeout\n" if $debug
#Server down
rescue NoMethodError => e
puts "Client (#{server.inspect}) tryin server that is down: #{e.inspect}\n Dying!" if $debug
raise Errno::ECONNREFUSED
#exit
rtype = @sock.read(1)
rescue Errno::EAGAIN
# We want to make sure it reconnects on the next command after the
# timeout. Otherwise the server may reply in the meantime leaving
# the protocol in a desync status.
@sock = nil
raise Errno::EAGAIN, "Timeout reading from the socket"
end
end
def read_proto
res = @socket.readline
x = res.chomp
puts "read_proto is #{x.inspect}\n\n" if $debug
x.to_i
end
private
def value_to_wire(value)
value_str = value.to_s
if value_str.respond_to?(:bytesize)
value_size = value_str.bytesize
raise Errno::ECONNRESET,"Connection lost" if !rtype
line = @sock.gets
case rtype
when MINUS
raise MINUS + line.strip
when PLUS
line.strip
when COLON
line.to_i
when DOLLAR
bulklen = line.to_i
return nil if bulklen == -1
data = @sock.read(bulklen)
@sock.read(2) # CRLF
data
when ASTERISK
objects = line.to_i
return nil if bulklen == -1
res = []
objects.times {
res << read_reply
}
res
else
value_size = value_str.size
raise "Protocol error, got '#{rtype}' as initial reply byte"
end
"#{value_size}\r\n#{value_str}"
end
end
client-libraries/ruby/redis-rb.gemspec
浏览文件 @ 0df1ead7
......@@ -2,7 +2,7 @@
Gem::Specification.new do |s|
s.name = %q{redis}
s.version = "0.0.3.5"
s.version = "0.0.5"
s.required_rubygems_version = Gem::Requirement.new(">= 0") if s.respond_to? :required_rubygems_version=
s.authors = ["Ezra Zygmuntowicz", "Taylor Weibley", "Matthew Clark"]
......
client-libraries/ruby/spec/redis_spec.rb
浏览文件 @ 0df1ead7
......@@ -22,7 +22,7 @@ describe "redis" do
end
after(:each) do
@r.keys('*').each {|k| @r.delete k}
@r.keys('*').each {|k| @r.del k}
end
after(:all) do
......@@ -30,7 +30,7 @@ describe "redis" do
end
it 'should be able to PING' do
@r.ping.should == true
@r.ping.should == 'PONG'
end
it "should be able to GET a key" do
......@@ -62,22 +62,22 @@ describe "redis" do
@r['foo'].should == nil
end
it "should be able to SETNX(set_unless_exists)" do
it "should be able to SETNX" do
@r['foo'] = 'nik'
@r['foo'].should == 'nik'
@r.set_unless_exists 'foo', 'bar'
@r.setnx 'foo', 'bar'
@r['foo'].should == 'nik'
end
#
it "should be able to INCR(increment) a key" do
@r.delete('counter')
it "should be able to INCR a key" do
@r.del('counter')
@r.incr('counter').should == 1
@r.incr('counter').should == 2
@r.incr('counter').should == 3
end
#
it "should be able to DECR(decrement) a key" do
@r.delete('counter')
it "should be able to DECR a key" do
@r.del('counter')
@r.incr('counter').should == 1
@r.incr('counter').should == 2
@r.incr('counter').should == 3
......@@ -85,24 +85,24 @@ describe "redis" do
@r.decr('counter', 2).should == 0
end
#
it "should be able to RANDKEY(return a random key)" do
it "should be able to RANDKEY" do
@r.randkey.should_not be_nil
end
#
it "should be able to RENAME a key" do
@r.delete 'foo'
@r.delete 'bar'
@r.del 'foo'
@r.del'bar'
@r['foo'] = 'hi'
@r.rename! 'foo', 'bar'
@r.rename 'foo', 'bar'
@r['bar'].should == 'hi'
end
#
it "should be able to RENAMENX(rename unless the new key already exists) a key" do
@r.delete 'foo'
@r.delete 'bar'
it "should be able to RENAMENX a key" do
@r.del 'foo'
@r.del 'bar'
@r['foo'] = 'hi'
@r['bar'] = 'ohai'
lambda {@r.rename 'foo', 'bar'}.should raise_error(RedisRenameError)
@r.renamenx 'foo', 'bar'
@r['bar'].should == 'ohai'
end
#
......@@ -117,251 +117,224 @@ describe "redis" do
#
it "should be able to EXPIRE a key" do
@r['foo'] = 'bar'
@r.expire('foo', 1)
@r.expire 'foo', 1
@r['foo'].should == "bar"
sleep 2
@r['foo'].should == nil
end
#
it "should be able to EXISTS(check if key exists)" do
it "should be able to EXISTS" do
@r['foo'] = 'nik'
@r.key?('foo').should be_true
@r.delete 'foo'
@r.key?('foo').should be_false
@r.exists('foo').should be_true
@r.del 'foo'
@r.exists('foo').should be_false
end
#
it "should be able to KEYS(glob for keys)" do
@r.keys("f*").each do |key|
@r.delete key
end
it "should be able to KEYS" do
@r.keys("f*").each { |key| @r.del key }
@r['f'] = 'nik'
@r['fo'] = 'nak'
@r['foo'] = 'qux'
@r.keys("f*").sort.should == ['f','fo', 'foo'].sort
end
#
#BTM - TODO
it "should be able to check the TYPE of a key" do
@r['foo'] = 'nik'
@r.type?('foo').should == "string"
@r.delete 'foo'
@r.type?('foo').should == "none"
@r.type('foo').should == "string"
@r.del 'foo'
@r.type('foo').should == "none"
end
#
it "should be able to push to the head of a list" do
@r.push_head "list", 'hello'
@r.push_head "list", 42
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.pop_head('list').should == '42'
@r.delete('list')
it "should be able to push to the head of a list (LPUSH)" do
@r.lpush "list", 'hello'
@r.lpush "list", 42
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lpop('list').should == '42'
end
#
it "should be able to push to the tail of a list" do
@r.push_tail "list", 'hello'
@r.type?('list').should == "list"
@r.list_length('list').should == 1
@r.delete('list')
it "should be able to push to the tail of a list (RPUSH)" do
@r.rpush "list", 'hello'
@r.type('list').should == "list"
@r.llen('list').should == 1
end
#
it "should be able to pop the tail of a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.pop_tail('list').should == 'goodbye'
@r.delete('list')
it "should be able to pop the tail of a list (RPOP)" do
@r.rpush "list", 'hello'
@r.rpush"list", 'goodbye'
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.rpop('list').should == 'goodbye'
end
#
it "should be able to pop the head of a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.pop_head('list').should == 'hello'
@r.delete('list')
it "should be able to pop the head of a list (LPOP)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lpop('list').should == 'hello'
end
#
it "should be able to get the length of a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.delete('list')
it "should be able to get the length of a list (LLEN)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.type('list').should == "list"
@r.llen('list').should == 2
end
#
it "should be able to get a range of values from a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.push_tail "list", '1'
@r.push_tail "list", '2'
@r.push_tail "list", '3'
@r.type?('list').should == "list"
@r.list_length('list').should == 5
@r.list_range('list', 2, -1).should == ['1', '2', '3']
@r.delete('list')
it "should be able to get a range of values from a list (LRANGE)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.rpush "list", '1'
@r.rpush "list", '2'
@r.rpush "list", '3'
@r.type('list').should == "list"
@r.llen('list').should == 5
@r.lrange('list', 2, -1).should == ['1', '2', '3']
end
#
it "should be able to trim a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.push_tail "list", '1'
@r.push_tail "list", '2'
@r.push_tail "list", '3'
@r.type?('list').should == "list"
@r.list_length('list').should == 5
@r.list_trim 'list', 0, 1
@r.list_length('list').should == 2
@r.list_range('list', 0, -1).should == ['hello', 'goodbye']
@r.delete('list')
it "should be able to trim a list (LTRIM)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.rpush "list", '1'
@r.rpush "list", '2'
@r.rpush "list", '3'
@r.type('list').should == "list"
@r.llen('list').should == 5
@r.ltrim 'list', 0, 1
@r.llen('list').should == 2
@r.lrange('list', 0, -1).should == ['hello', 'goodbye']
end
#
it "should be able to get a value by indexing into a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.list_index('list', 1).should == 'goodbye'
@r.delete('list')
it "should be able to get a value by indexing into a list (LINDEX)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lindex('list', 1).should == 'goodbye'
end
#
it "should be able to set a value by indexing into a list" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'hello'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.list_set('list', 1, 'goodbye').should be_true
@r.list_index('list', 1).should == 'goodbye'
@r.delete('list')
it "should be able to set a value by indexing into a list (LSET)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'hello'
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lset('list', 1, 'goodbye').should == 'OK'
@r.lindex('list', 1).should == 'goodbye'
end
#
it "should be able to remove values from a list LREM" do
@r.push_tail "list", 'hello'
@r.push_tail "list", 'goodbye'
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.list_rm('list', 1, 'hello').should == 1
@r.list_range('list', 0, -1).should == ['goodbye']
@r.delete('list')
it "should be able to remove values from a list (LREM)" do
@r.rpush "list", 'hello'
@r.rpush "list", 'goodbye'
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lrem('list', 1, 'hello').should == 1
@r.lrange('list', 0, -1).should == ['goodbye']
end
#
it "should be able add members to a set" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.type?('set').should == "set"
@r.set_count('set').should == 2
@r.set_members('set').sort.should == ['key1', 'key2'].sort
@r.delete('set')
it "should be able add members to a set (SADD)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.type('set').should == "set"
@r.scard('set').should == 2
@r.smembers('set').sort.should == ['key1', 'key2'].sort
end
#
it "should be able delete members to a set" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.type?('set').should == "set"
@r.set_count('set').should == 2
@r.set_members('set').should == Set.new(['key1', 'key2'])
@r.set_delete('set', 'key1')
@r.set_count('set').should == 1
@r.set_members('set').should == Set.new(['key2'])
@r.delete('set')
it "should be able delete members to a set (SREM)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.type('set').should == "set"
@r.scard('set').should == 2
@r.smembers('set').sort.should == ['key1', 'key2'].sort
@r.srem('set', 'key1')
@r.scard('set').should == 1
@r.smembers('set').should == ['key2']
end
#
it "should be able count the members of a set" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.type?('set').should == "set"
@r.set_count('set').should == 2
@r.delete('set')
it "should be able count the members of a set (SCARD)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.type('set').should == "set"
@r.scard('set').should == 2
end
#
it "should be able test for set membership" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.type?('set').should == "set"
@r.set_count('set').should == 2
@r.set_member?('set', 'key1').should be_true
@r.set_member?('set', 'key2').should be_true
@r.set_member?('set', 'notthere').should be_false
@r.delete('set')
it "should be able test for set membership (SISMEMBER)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.type('set').should == "set"
@r.scard('set').should == 2
@r.sismember('set', 'key1').should be_true
@r.sismember('set', 'key2').should be_true
@r.sismember('set', 'notthere').should be_false
end
#
it "should be able to do set intersection" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.set_add "set2", 'key2'
@r.set_intersect('set', 'set2').should == Set.new(['key2'])
@r.delete('set')
it "should be able to do set intersection (SINTER)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.sadd "set2", 'key2'
@r.sinter('set', 'set2').should == ['key2']
end
#
it "should be able to do set intersection and store the results in a key" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.set_add "set2", 'key2'
@r.set_inter_store('newone', 'set', 'set2').should == 'OK'
@r.set_members('newone').should == Set.new(['key2'])
@r.delete('set')
@r.delete('set2')
it "should be able to do set intersection and store the results in a key (SINTERSTORE)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.sadd "set2", 'key2'
@r.sinterstore('newone', 'set', 'set2').should == 1
@r.smembers('newone').should == ['key2']
end
#
it "should be able to do set union" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.set_add "set2", 'key2'
@r.set_add "set2", 'key3'
@r.set_union('set', 'set2').should == Set.new(['key1','key2','key3'])
@r.delete('set')
@r.delete('set2')
it "should be able to do set union (SUNION)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.sadd "set2", 'key2'
@r.sadd "set2", 'key3'
@r.sunion('set', 'set2').sort.should == ['key1','key2','key3'].sort
end
#
it "should be able to do set union and store the results in a key" do
@r.set_add "set", 'key1'
@r.set_add "set", 'key2'
@r.set_add "set2", 'key2'
@r.set_add "set2", 'key3'
@r.set_union_store('newone', 'set', 'set2').should == 'OK'
@r.set_members('newone').should == Set.new(['key1','key2','key3'])
@r.delete('set')
@r.delete('set2')
it "should be able to do set union and store the results in a key (SUNIONSTORE)" do
@r.sadd "set", 'key1'
@r.sadd "set", 'key2'
@r.sadd "set2", 'key2'
@r.sadd "set2", 'key3'
@r.sunionstore('newone', 'set', 'set2').should == 3
@r.smembers('newone').sort.should == ['key1','key2','key3'].sort
end
#
it "should be able to do set difference" do
@r.set_add "set", 'a'
@r.set_add "set", 'b'
@r.set_add "set2", 'b'
@r.set_add "set2", 'c'
@r.set_diff('set', 'set2').should == Set.new(['a'])
@r.delete('set')
@r.delete('set2')
it "should be able to do set difference (SDIFF)" do
@r.sadd "set", 'a'
@r.sadd "set", 'b'
@r.sadd "set2", 'b'
@r.sadd "set2", 'c'
@r.sdiff('set', 'set2').should == ['a']
end
#
it "should be able to do set difference and store the results in a key" do
@r.set_add "set", 'a'
@r.set_add "set", 'b'
@r.set_add "set2", 'b'
@r.set_add "set2", 'c'
@r.set_diff_store('newone', 'set', 'set2')
@r.set_members('newone').should == Set.new(['a'])
@r.delete('set')
@r.delete('set2')
it "should be able to do set difference and store the results in a key (SDIFFSTORE)" do
@r.sadd "set", 'a'
@r.sadd "set", 'b'
@r.sadd "set2", 'b'
@r.sadd "set2", 'c'
@r.sdiffstore('newone', 'set', 'set2')
@r.smembers('newone').should == ['a']
end
#
it "should be able move elements from one set to another" do
@r.set_add 'set1', 'a'
@r.set_add 'set1', 'b'
@r.set_add 'set2', 'x'
@r.set_move('set1', 'set2', 'a').should == true
@r.set_member?('set2', 'a').should == true
it "should be able move elements from one set to another (SMOVE)" do
@r.sadd 'set1', 'a'
@r.sadd 'set1', 'b'
@r.sadd 'set2', 'x'
@r.smove('set1', 'set2', 'a').should be_true
@r.sismember('set2', 'a').should be_true
@r.delete('set1')
end
#
it "should be able to do crazy SORT queries" do
@r['dog_1'] = 'louie'
@r.push_tail 'dogs', 1
@r.rpush 'dogs', 1
@r['dog_2'] = 'lucy'
@r.push_tail 'dogs', 2
@r.rpush 'dogs', 2
@r['dog_3'] = 'max'
@r.push_tail 'dogs', 3
@r.rpush 'dogs', 3
@r['dog_4'] = 'taj'
@r.push_tail 'dogs', 4
@r.rpush 'dogs', 4
@r.sort('dogs', :get => 'dog_*', :limit => [0,1]).should == ['louie']
@r.sort('dogs', :get => 'dog_*', :limit => [0,1], :order => 'desc alpha').should == ['taj']
end
......@@ -369,16 +342,16 @@ describe "redis" do
it "should be able to handle array of :get using SORT" do
@r['dog:1:name'] = 'louie'
@r['dog:1:breed'] = 'mutt'
@r.push_tail 'dogs', 1
@r.rpush 'dogs', 1
@r['dog:2:name'] = 'lucy'
@r['dog:2:breed'] = 'poodle'
@r.push_tail 'dogs', 2
@r.rpush 'dogs', 2
@r['dog:3:name'] = 'max'
@r['dog:3:breed'] = 'hound'
@r.push_tail 'dogs', 3
@r.rpush 'dogs', 3
@r['dog:4:name'] = 'taj'
@r['dog:4:breed'] = 'terrier'
@r.push_tail 'dogs', 4
@r.rpush 'dogs', 4
@r.sort('dogs', :get => ['dog:*:name', 'dog:*:breed'], :limit => [0,1]).should == ['louie', 'mutt']
@r.sort('dogs', :get => ['dog:*:name', 'dog:*:breed'], :limit => [0,1], :order => 'desc alpha').should == ['taj', 'terrier']
end
......@@ -392,13 +365,13 @@ describe "redis" do
it "should be able to flush the database" do
@r['key1'] = 'keyone'
@r['key2'] = 'keytwo'
@r.keys('*').sort.should == ['foo', 'key1', 'key2'] #foo from before
@r.flush_db
@r.keys('*').sort.should == ['foo', 'key1', 'key2'].sort #foo from before
@r.flushdb
@r.keys('*').should == []
end
#
it "should be able to provide the last save time" do
savetime = @r.last_save
it "should be able to provide the last save time (LASTSAVE)" do
savetime = @r.lastsave
Time.at(savetime).class.should == Time
Time.at(savetime).should <= Time.now
end
......@@ -411,13 +384,12 @@ describe "redis" do
end
it "should bgsave" do
lambda {@r.bgsave}.should_not raise_error(RedisError)
@r.bgsave.should == 'OK'
end
it "should handle multiple servers" do
require 'dist_redis'
@r = DistRedis.new('localhost:6379', '127.0.0.1:6379')
@r.select_db(15) # use database 15 for testing so we dont accidentally step on you real data
@r = DistRedis.new(:hosts=> ['localhost:6379', '127.0.0.1:6379'], :db => 15)
100.times do |idx|
@r[idx] = "foo#{idx}"
......@@ -430,16 +402,13 @@ describe "redis" do
it "should be able to pipeline writes" do
@r.pipelined do |pipeline|
pipeline.push_head "list", "hello"
pipeline.push_head "list", 42
pipeline.lpush 'list', "hello"
pipeline.lpush 'list', 42
end
@r.type?('list').should == "list"
@r.list_length('list').should == 2
@r.pop_head('list').should == '42'
@r.delete('list')
@r.type('list').should == "list"
@r.llen('list').should == 2
@r.lpop('list').should == '42'
end
it "should select db on connection"
it "should re-select db on reconnection"
end
client-libraries/update-ruby-client.sh
浏览文件 @ 0df1ead7
......@@ -2,7 +2,8 @@
rm -rf temp
mkdir temp
cd temp
git clone git://github.com/ezmobius/redis-rb.git
#git clone git://github.com/ezmobius/redis-rb.git
git clone git://github.com/jodosha/redis-rb.git
cd redis-rb
rm -rf .git
cd ..
......
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