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converse.js
Commit 05890513 authored by JC Brand's avatar JC Brand
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Serialize all array buffers to base64 before storing 

Array Buffers can't be JSON serialized as is.

updates #497
parent d4ccf20e
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Showing with 58 additions and 20 deletions
src/converse-omemo.js
View file @ 05890513
......@@ -519,7 +519,11 @@
},
getIdentityKeyPair () {
return Promise.resolve(this.get('identity_keypair'));
const keypair = this.get('identity_keypair');
return Promise.resolve({
'privKey': u.base64ToArrayBuffer(keypair.privKey),
'pubKey': u.base64ToArrayBuffer(keypair.pubKey)
});
},
getLocalRegistrationId () {
......@@ -537,14 +541,14 @@
if (trusted === undefined) {
return Promise.resolve(true);
}
return Promise.resolve(u.arrayBufferToString(identity_key) === u.arrayBufferToString(trusted));
return Promise.resolve(u.arrayBufferToBase64(identity_key) === trusted);
},
loadIdentityKey (identifier) {
if (_.isNil(identifier)) {
throw new Error("Can't load identity_key for invalid identifier");
}
return Promise.resolve(this.get('identity_key'+identifier));
return Promise.resolve(u.base64ToArrayBuffer(this.get('identity_key'+identifier)));
},
saveIdentity (identifier, identity_key) {
......@@ -553,8 +557,11 @@
}
const address = new libsignal.SignalProtocolAddress.fromString(identifier),
existing = this.get('identity_key'+address.getName());
this.save('identity_key'+address.getName(), identity_key)
if (existing && u.arrayBufferToString(identity_key) !== u.arrayBufferToString(existing)) {
const b64_idkey = u.arrayBufferToBase64(identity_key);
this.save('identity_key'+address.getName(), b64_idkey)
if (existing && b64_idkey !== existing) {
return Promise.resolve(true);
} else {
return Promise.resolve(false);
......@@ -564,13 +571,20 @@
loadPreKey (keyId) {
let res = this.get('25519KeypreKey'+keyId);
if (_.isUndefined(res)) {
res = {'pubKey': res.pubKey, 'privKey': res.privKey};
res = {
'pubKey': u.base64ToArrayBuffer(res.pubKey),
'privKey': u.base64ToArrayBuffer(res.privKey)
};
}
return Promise.resolve(res);
},
storePreKey (keyId, keyPair) {
return Promise.resolve(this.save('25519KeypreKey'+keyId, keyPair));
this.save('25519KeypreKey'+keyId, {
'privkey': u.arrayBufferToBase64(keyPair.privKey),
'pubkey': u.arrayBufferToBase64(keyPair.pubKey),
});
return Promise.resolve();
},
removePreKey (keyId) {
......@@ -580,13 +594,20 @@
loadSignedPreKey (keyId) {
let res = this.get('25519KeysignedKey'+keyId);
if (res !== undefined) {
res = {'pubKey': res.pubKey, 'privKey': res.privKey};
res = {
'pubKey': u.base64ToArrayBuffer(res.pubKey),
'privKey': u.base64ToArrayBuffer(res.privKey)
};
}
return Promise.resolve(res);
},
storeSignedPreKey (keyId, keyPair) {
return Promise.resolve(this.save('25519KeysignedKey'+keyId, keyPair));
this.save('25519KeysignedKey'+keyId, {
'privKey': u.arrayBufferToBase64(keyPair.privKey),
'pubKey': u.arrayBufferToBase64(keyPair.pubKey)
});
return Promise.resolve();
},
removeSignedPreKey (keyId) {
......@@ -629,17 +650,36 @@
};
return libsignal.KeyHelper.generateIdentityKeyPair()
.then(identity_keypair => {
data['identity_keypair'] = identity_keypair;
data['identity_key'] = u.arrayBufferToBase64(identity_keypair.pubKey);
const identity_key = u.arrayBufferToBase64(identity_keypair.pubKey);
data['identity_keypair'] = {
'privKey': u.arrayBufferToBase64(identity_keypair.privKey),
'pubKey': identity_key
};
data['identity_key'] = identity_key;
return libsignal.KeyHelper.generateSignedPreKey(identity_keypair, 1);
}).then(signed_prekey => {
_converse.omemo_store.storeSignedPreKey(signed_prekey.keyId, signed_prekey.keyPair);
data['signed_prekey'] = signed_prekey;
data['signed_prekey'] = {
'keyId': signed_prekey.keyId,
'keyPair': {
'privKey': u.arrayBufferToBase64(signed_prekey.keyPair.privKey),
'pubKey': u.arrayBufferToBase64(signed_prekey.keyPair.pubKey)
},
'signature': u.arrayBufferToBase64(signed_prekey.signature)
}
return Promise.all(_.map(_.range(0, _converse.NUM_PREKEYS), id => libsignal.KeyHelper.generatePreKey(id)));
}).then(keys => {
_.forEach(keys, k => _converse.omemo_store.storePreKey(k.keyId, k.keyPair));
data['prekeys'] = keys;
const marshalled_keys = _.map(keys, k => {
return {
'keyId': k.keyId,
'keyPair': {
'pubKey': u.arrayBufferToBase64(k.keyPair.pubKey),
'privKey': u.arrayBufferToBase64(k.keyPair.privKey)
}
}
});
data['prekeys'] = marshalled_keys;
this.save(data)
// Save the bundle to the device
const devicelist = _converse.devicelists.get(_converse.bare_jid),
......@@ -817,17 +857,15 @@
.c('item')
.c('bundle', {'xmlns': Strophe.NS.OMEMO})
.c('signedPreKeyPublic', {'signedPreKeyId': signed_prekey.keyId})
.t(u.arrayBufferToBase64(signed_prekey.keyPair.pubKey)).up()
.c('signedPreKeySignature')
.t(u.arrayBufferToBase64(signed_prekey.signature)).up()
.c('identityKey')
.t(u.arrayBufferToBase64(store.get('identity_keypair').pubKey)).up()
.t(signed_prekey.keyPair.pubKey).up()
.c('signedPreKeySignature').t(signed_prekey.signature).up()
.c('identityKey').t(store.get('identity_keypair').pubKey).up()
.c('prekeys');
_.forEach(
store.get('prekeys').slice(0, _converse.NUM_PREKEYS),
(prekey) => {
stanza.c('preKeyPublic', {'preKeyId': prekey.keyId})
.t(u.arrayBufferToBase64(prekey.keyPair.pubKey)).up();
.t(prekey.keyPair.pubKey).up();
});
return _converse.api.sendIQ(stanza);
}
......
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