Safina API

h1. Примеры

h3. Pyton

<pre>

from eth_keys import keys

import requests

msg = b'{}'

pk = keys.PrivateKey(b'\x01' * 32)

signature = pk.sign_msg(msg)

addr = pk.public_key.to_checksum_address()

verify = signature.verify_msg(msg, pk.public_key)

re_addr = signature.recover_public_key_from_msg(msg).to_checksum_address()

print(str(addr) + ' = ' + str(re_addr) + ' = ' + str(verify))

URL = "https://my.h2k.me/ec/ex"

headers = {

        'x-app-ec-from': addr,

        'x-app-ec-sign-r': hex(signature.r),

        'x-app-ec-sign-s': hex(signature.s),

        'x-app-ec-sign-v': hex(signature.v),

    }

print(headers)

r = requests.get(url=URL, headers=headers)

print(r.content)

data = r.json()

print(data)

</pre>

h3. nodejs + express

<pre>

const Web3 = require("web3");

async function createECESign(req, res, next) {

    const privateKey = '0xb7d9b51eda54d664366d74c1b1a4ed2ca9e1abed646732bfb83b141f22df3b39'    

    const rFrom = '0xA285990a1Ce696d770d578Cf4473d80e0228DF95'

    req.conf.rFrom = rFrom

    const msg = req.conf.data ? req.conf.data : '{}'

    const web3 = new Web3();

    const sign = await web3.eth.accounts.sign(msg, privateKey)

    req.conf.headers['x-app-ec-from'] = rFrom

    req.conf.headers['x-app-ec-sign-r'] = sign.r

    req.conf.headers['x-app-ec-sign-s'] = sign.s

    req.conf.headers['x-app-ec-sign-v'] = sign.v

    next();

}

router.get('/test',

    async function(req,res, next){

        const headers = {

            'accept': 'application/json',

            'content-type': 'application/json'

        };

        req.conf = {}

        req.conf.baseURL= 'https://my.h2k.me'

        req.conf.headers = headers

        req.conf.url = '/ece/ex'

        req.conf.method = 'GET'

        const body = {};

        req.conf.data = JSON.stringify(body);

        next()

    },

    createECESign,

    async function(req,res){

        let resp = await axiosEC(req.conf)

        let resp_data = resp.data

        res.send(resp_data);

    }

)

</pre>