Proof Of Work

###LICENSE: BSD-3 ###Version: 1.0.0

It’s based on a revers SHA512_224 function with a dynamic difficulty. New generated “POW” are saved in memeory tree using “github.com/google/btree”. Challenge request contains an ID, a target, the needed difficulty and an expiration time.

Doc

As usua the documentation can be find at godoc.org.

Install

Install the package with:

go get gopkg.it/astein58/pow.v1

Server Side

Generate a challenge request:

challengeRequest, _ := powGetChallenge(2, time.Now()) // build a request with the default expiration time (5 minutes)

Verify the solution:

if !pow.Check(resp) {
	t.Fail()
}

Client Side

Resolve the challenge:

solutionResponse, _ := pow.Resolve(challengeRequest)