Add sign msg method

CHANGELOG

@@ -1,3 +1,7 @@
+* 0.4.6
+	- Add sign message
+* 0.4.5
+	- Upgrade dependencies
 * 0.4.4
 	- Upgrade dependencies
 * 0.4.3

crypto_dev_signer/eth/signer/defaultsigner.py

@@ -38,3 +38,12 @@ class ReferenceSigner(Signer):
         tx.r = z[:32]
         tx.s = z[32:64]
         return z
+
+
+    def signEthereumMessage(self, address, message, password=None):
+        #msg = b'\x19Ethereum Signed Message:\n{}{}'.format(len(message), message)
+        k = keys.PrivateKey(self.keyGetter.get(address, password))
+        #z = keys.ecdsa_sign(message_hash=g, private_key=k)
+        z = k.sign_msg(message.encode('utf-8'))
+        return z
+

crypto_dev_signer/eth/web3ext/middleware.py

@@ -50,6 +50,7 @@ class PlatformMiddleware:
         return params
 
 
+    # TODO: DRY
     def __call__(self, method, suspect_params):
 
         self.id_seq += 1
@@ -76,12 +77,11 @@ class PlatformMiddleware:
             #return str(json.dumps(jr))
             return jr
 
-        # TODO: DRY
         elif method == 'eth_signTransaction':
             params = PlatformMiddleware._translate_params(suspect_params)
             s = socket.socket(family=socket.AF_UNIX, type=socket.SOCK_STREAM, proto=0)
             ipc_provider_workaround = s.connect(self.ipcaddr)
-            logg.info('redirecting methodd {}  params {} original params {}'.format(method, params, suspect_params))
+            logg.info('redirecting method {}  params {} original params {}'.format(method, params, suspect_params))
             o = jsonrpc_request(method, params[0])
             j = json.dumps(o)
             logg.debug('send {}'.format(j))
@@ -94,6 +94,23 @@ class PlatformMiddleware:
             #return str(json.dumps(jr))
             return jr
 
+        elif method == 'eth_sign':
+            params = PlatformMiddleware._translate_params(suspect_params)
+            s = socket.socket(family=socket.AF_UNIX, type=socket.SOCK_STREAM, proto=0)
+            ipc_provider_workaround = s.connect(self.ipcaddr)
+            logg.info('redirecting method {}  params {} original params {}'.format(method, params, suspect_params))
+            o = jsonrpc_request(method, params[0])
+            j = json.dumps(o)
+            logg.debug('send {}'.format(j))
+            s.send(j.encode('utf-8'))
+            r = s.recv(4096)
+            s.close()
+            logg.debug('got recv {}'.format(str(r)))
+            jr = json.loads(r)
+            jr['id'] = self.id_seq
+            return jr
+
+
 
         r = self.make_request(method, suspect_params)
         return r

crypto_dev_signer/runnable/signer.py

@@ -118,9 +118,15 @@ methods = {
         'personal_newAccount': personal_new_account,
         'personal_signTransaction': personal_sign_transaction,
         'eth_signTransaction': eth_signTransaction,
+        'eth_sign': eth_sign,
     }
 
 
+def eth_sign(address, message):
+    logg.debug('got message {} to sign'.format(p[0]))
+    return signer.signEthereumMessage(address, message)
+
+
 def jsonrpc_error(rpc_id, err):
     return {
             'json-rpc': '2.0',

requirements.txt

@@ -5,5 +5,5 @@ eth-keys==0.3.3
 pysha3==1.0.2
 rlp==2.0.0a1
 json-rpc==1.13.0
-confini==0.3.3
+confini==0.3.4
 sqlalchemy==1.3.20

setup.py

@@ -24,7 +24,7 @@ f.close()
 
 setup(
         name="crypto-dev-signer",
-        version="0.4.4",
+        version="0.4.6",
         description="A signer and keystore daemon and library for cryptocurrency software development",
         author="Louis Holbrook",
         author_email="dev@holbrook.no",

test/test_sign.py

@@ -87,5 +87,10 @@ class TestSign(unittest.TestCase):
         z = s.signTransaction(t)
 
 
+    def test_sign_message(self):
+        s = ReferenceSigner(self.pk_getter)
+        z = s.signEthereumMessage(tx_ints['from'], 'foo')
+
+
 if __name__ == '__main__':
     unittest.main()