Checksum

Checksum utility for node.

Status

Install

npm install checksum

Usage

var checksum = require('checksum')
  , cs = checksum('dshaw')

if (cs === '650a94547ad8ff00d5c5e3c8d54e8503d566b8ab0029dc289b5bb4294e39b92a') {
  console.log('yay')
}

checksum.file('dshaw.txt', function (err, sum) {
   if (sum === '650a94547ad8ff00d5c5e3c8d54e8503d566b8ab0029dc289b5bb4294e39b92a') {
     console.log('yay yay')
   }
})

Checksum cli tool

npm install -g checksum

Options

• -a --algorithm: default sha256
• -v --verbose: default false

Usage

$ echo -n dshaw | checksum
> 650a94547ad8ff00d5c5e3c8d54e8503d566b8ab0029dc289b5bb4294e39b92a

$ checksum ./*
> dac3afc010e743f3e6e1ff063b47faf2862454df1d60e3eef1339817cfed39ad  ./History.md
> 54ffa21d49426466813611c248867318add8d023c2834433aee831f3f1f1746b  ./Readme.md
> 24a902990485588c18da6c965c6c19031995777593b92d28b23e7c0fa09011dd  ./checksum.js
> b5c6c08d3b58b0057fe380b0fad07b6382c32b48280f16fdb4e9939d7f94d5f4  ./package.json

$ checksum -a md5 ./test/*
> 0255f3cb587ea090a6b39b5b864bdc95  ./test/checksum.test.js

$ checksum -a sha1 ./bin/*
> 7934b7927e562aa7f368430bf421b4a0aff27225  ./bin/checksum-cli.js