1. Install Git and Golang
yum install git -y
yum install golang -y

2. Clone the repository
$ git clone https://github.com/deepagargit/exoRedis ~/exoRedis
$ cd ~/exoRedis

3. Set the GOPATH
$ export GOPATH=~/exoRedis

4. Install golang packages 
$ go get github.com/emirpasic/gods/sets/treeset

5. Compile 
$ go build

6. Run 
$ ./exoRedis


7. Commands

a.	SET key value 
This command sets the value at the specified key

b	GET key 
Get the value of a key.

c.	SETBIT key offset value
Sets or clears the bit at offset in the string value stored at key

d.	GETBIT key offset
Returns the bit value at offset in the string value stored at key

e.	SETEX key seconds value
Set the value with expiry of a key

f.	SETNX key value
Set the value of a key, only if the key does not exist

g.	ZADD key score1 member1 [score2 member2] 
Add one or more members to a sorted set, or update its score if it already exists

h.	ZCARD key 
Get the number of members in a sorted set

i.	ZCOUNT key min max 
Count the members in a sorted set with scores within the given values

j.	ZRANGE key start stop [WITHSCORES] 
Return a range of members in a sorted set, by index

k.	SAVE
Save the DB to disk


8. Example Execution
a. GET Test
	GET a1
	(nil)

b. GET\SET Test
	SET a1 v
	+OK
	GET a1
	v

c. SET NX Test
	SET a2 v2
	+OK
	GET a2
	v2
	SET a2 v3 NX
	(integer) 0
	SET a3 v3 NX
	(integer) 1
	GET a3
	v3

d. SET XX Test
	GET a4
	(nil)
	SET a4 v4 XX
	(integer) 0
	SET a4 v4
	+OK
	GET a4
	v4
	SET a4 v5 XX
	(integer) 1
	GET a4
	v5

e. GETBIT\SETBIT Test
	SETBIT a6 1 1
	0
	SETBIT a6 7 1
	0
	GET a6
	A
	GETBIT a6 0
	0
	GETBIT a6 1
	1
	GETBIT a6 7
	1
	GETBIT a6 8
	0
	GETBIT a6 3
	0


	SETBIT a7 0 0
	0
	SETBIT a7 1 1
	0
	SETBIT a7 2 1
	0
	SETBIT a7 3 1
	0
	SETBIT a7 4 1
	0
	SETBIT a7 5 1
	0
	SETBIT a7 6 1
	0
	SETBIT a7 7 1
	0
	SETBIT a7 9 1
	0
	SETBIT a7 11 1
	0
	SETBIT a7 14 1
	0
	GET a7
	\x7fR

	SETBIT a8 1 1
	0
	SETBIT a8 7 1
	0
	GET a8
	A
	GETBIT a8 1
	1
	GETBIT a8 7
	1
	GETBIT a8 4
	0
	SET a8 new
	+OK
	GET a8 new
	new

f. SET EX Test
	SET a9 v9 EX 4
	+OK
	GET a9
	v9

	Evicted - key :  a9   val :  v9   Expiration :  1455483421297288220   Now:  1455483436149137600

	GET a9
	(nil)


g. SET PX Test
	SET a10 v10 PX 40000
	+OK
	GET a10
	v10

	Evicted - key :  a10   val :  v10   Expiration :  1455483514459816700   Now:  1455483526148285300

	GET a10
	(nil)

h. ZADD\ZRANGE\ZCOUNT\ZCARD Test 
	ZADD a1 1 e 1 d 2 g 2 h 4 k
	5
	ZADD a2 3 d 5 f 6 h
	3
	ZRANGE a1 1 3
	h
	d
	e
	g
	ZRANGE a1 1 4
	g
	h
	k
	d
	e
	ZRANGE a2 1 4 WITHSCORES
	d
	3
	ZRANGE a2 1 9 WITHSCORES
	d
	3
	f
	5
	h
	6
	ZCARD a1
	5
	ZCARD a2
	3
	ZCOUNT a1 1 9
	5
	ZCOUNT a2 1 2
	0
	ZCOUNT a2 1 5
	2

i. SAVE Test
	SET a1 v1
	+OK
	GET a1
	v1
	SET a2 v2 EX 600
	+OK
	GET a2
	v2
	SAVE
	+OK

Reconnect Server and Client
Server - 54.213.101.199
       - Reload the saved DB
	$ ./exoredis exoRedisDBFile.gob
	2016/02/15 04:03:06 Server started
	2016/02/15 04:03:06 Accepting connections at: :15000
	2016/02/15 04:03:10 Client #1: Accepted connection: 172.31.15.146:15000

Client - 172.31.15.146
	$ telnet 54.213.101.199 15000
	Trying 54.213.101.199...
	Connected to 54.213.101.199.
	Escape character is '^]'.
	GET a1
	v1
	GET a2
	v2
	GET a5
	(nil)

	ZRANGE a1 1 9 WITHSCORES
	k
	4
	d
	1
	e
	1
	g
	2
	h
	2
	ZRANGE a2 1 9 WITHSCORES
	d
	3
	f
	5
	h
	6

	Wait for 10 mins since the a2 key creation, save preserves the expiry time
	Evicted - key :  a2   val :  v2   Expiration :  1455509553987616957   Now:  145509556049938797
	GET a2
	(nil)



j. Server Shutdown Test

	?Server captured interrupt signal
	Server awaiting shutdown handler ...
	Server Exiting