async def invitation(self, msg, _agent):
""" Process an invitation. """
print(msg.pretty_print())
their_conn_key = msg['recipientKeys'][0]
my_vk, my_sk = crypto.create_keypair()
new_connection = StaticConnection(my_vk,
my_sk,
msg['recipientKeys'][0],
msg['serviceEndpoint'],
dispatcher=self.dispatcher)
new_connection.did = crypto.bytes_to_b58(my_vk[:16])
new_connection.vk_b58 = crypto.bytes_to_b58(my_vk)
new_connection.state = ConnectionState()
new_connection.state.role = Roles.INVITEE
new_connection.state.transition(Events.RECV_INVITE)
self.connections[their_conn_key] = new_connection
await new_connection.send_async({
'@type': self.type('request'),
'label': 'apts-demo-agent-as-invitee',
'connection': {
'DID': new_connection.did,
'DIDDoc': {
"@context":
"https://w3id.org/did/v1",
"id":
new_connection.did,
"publicKey": [{
"id": new_connection.did + "#keys-1",
"type": "Ed25519VerificationKey2018",
"controller": new_connection.did,
"publicKeyBase58": new_connection.vk_b58
}],
"service": [{
"id": new_connection.did + ";indy",
"type": "IndyAgent",
"recipientKeys": [new_connection.vk_b58],
"routingKeys": [],
"serviceEndpoint": self.endpoint,
}],
}
}
})
new_connection.state.transition(Events.SEND_REQ)
def create_invitation(self):
""" Create and return an invite. """
conn_vk, conn_sk = crypto.create_keypair()
connection = StaticConnection(conn_vk,
conn_sk,
b'',
'',
dispatcher=self.dispatcher)
conn_vk_b58 = crypto.bytes_to_b58(conn_vk)
self.connections[conn_vk_b58] = connection
connection.state = ConnectionState()
connection.state.role = Roles.INVITER
connection.state.transition(Events.SEND_INVITE)
invitation = Message({
'@type': self.type('invitation'),
'label': 'static-iiw',
'recipientKeys': [conn_vk_b58],
'serviceEndpoint': self.endpoint,
'routingKeys': []
})
invitation_url = '{}?c_i={}'.format(
self.endpoint,
crypto.bytes_to_b64(invitation.serialize().encode()))
return connection, invitation_url