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// Create a key pair
web3.shh.newKeyPair();
.then(console.log);
> "5e57b9ffc2387e18636e0a3d0c56b023264c16e78a2adcba1303cefc685e610f"
// Check key pair exist
web3.shh.hasKeyPair('fe22b9ffc2387e18636e0a3d0c56b023264c16e78a2adcba1303cefc685e610f');
.then(console.log);
> true
//generate a symmetric key
web3.shh.newSymKey();
.then(console.log);
> "cec94d139ff51d7df1d228812b90c23ec1f909afa0840ed80f1e04030bb681e4"
// send symmetric key to the receiver
web3.shh.addSymKey('0x5e11b9ffc2387e18636e0a3d0c56b023264c16e78a2adcba1303cefc685e610f');
.then(console.log);
> "fea94d139ff51d7df1d228812b90c23ec1f909afa0840ed80f1e04030bb681e4"
// Post the whisper message
var identities = [];
var subscription = null;
Promise.all([
web3.shh.newSymKey().then((id) => {identities.push(id);}),
web3.shh.newKeyPair().then((id) => {identities.push(id);})
}).then(() => {
// will receive also its own message send, below
subscription = shh.subscribe("messages", {
symKeyID: identities[0],
topics: ['0xffaadd11']
}).on('data', console.log);
}).then(() => {
shh.post({
symKeyID: identities[0], // encrypts using the sym key ID
sig: identities[1], // signs the message using the keyPair ID
ttl: 10,
topic: '0xffaadd11',
payload: '0xffffffdddddd1122',
powTime: 3,
powTarget: 0.5
})
});
// subscribe for incoming message
web3.shh.subscribe('messages', {
symKeyID: 'bf31b9ffc2387e18636e0a3d0c56b023264c16e78a2adcba1303cefc685e610f',
sig: '0x04d1574d4eab8f3dde4d2dc7ed2c4d699d77cbbdd09167b8fffa099652ce4df00c4c6e0263eafe05007a46fdf0c8d32b11aeabcd3abbc7b2bc2bb967368a68e9c6'
ttl: 20,
topic: '0xffddaa11',
minPow: 0.8,
}, function(error, message, subscription){
console.log(message);
> {
"hash": "0x4158eb81ad8e30cfcee67f20b1372983d388f1243a96e39f94fd2797b1e9c78e",
"padding": "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",
"payload": "0xdeadbeaf",
"pow": 0.5371803278688525,
"recipientPublicKey": null,
"sig": null,
"timestamp": 1496991876,
"topic": "0x01020304",
"ttl": 50
}
})
// or
.on('data', function(message){ ... });
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