def step_impl(context, inviter: str, invitee: str):
inviter_url = context.config.userdata.get(inviter)
invitee_url = context.config.userdata.get(invitee)
assert inviter in context.connection_id_dict, f'no connection IDs saved for "{inviter}"'
assert invitee in context.connection_id_dict[inviter], f'no connection ID saved from "{inviter}" to "{invitee}"'
inviter_connection_id = context.connection_id_dict[inviter][invitee]
assert invitee in context.connection_id_dict, f'no connection IDs saved for "{invitee}"'
assert inviter in context.connection_id_dict[invitee], f'no connection ID saved from "{invitee}" to "{inviter}"'
invitee_connection_id = context.connection_id_dict[invitee][inviter]
(resp_status, resp_text) = agent_backchannel_GET(
inviter_url + "/agent/command/",
"connection",
id=inviter_connection_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
inviter_connection = resp_text
(resp_status, resp_text) = agent_backchannel_GET(
invitee_url + "/agent/command/",
"connection",
id=invitee_connection_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
invitee_connection = resp_text
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
credential_revocation = {
"cred_rev_id": context.cred_rev_id,
"rev_registry_id": context.rev_reg_id,
"publish_immediately": True,
}
(resp_status, resp_text) = agent_backchannel_POST(issuer_url + "/agent/command/", "revocation", operation="revoke", data=credential_revocation)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
#resp_json = json.loads(resp_text)
# Check the Holder wallet for the credential
# Should be a 200 since the revoke doesn't remove the cred from the holders wallet.
# What else to check?
(resp_status, resp_text) = agent_backchannel_GET(context.config.userdata.get(context.holder_name) + "/agent/command/", "credential", id=context.credential_id_dict[context.schema['schema_name']][len(context.credential_id_dict[context.schema['schema_name']])-1])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
# if this is ACA-py then there is provision for the holder to check the revocation status of the cred then they can take action,
# like delete it from thier wallet. This should be done, since the algorithm that
if "delete_cred_from_wallet" in context.tags:
# Call the revocation status api
#(resp_status, resp_text) = agent_backchannel_GET(context.prover_url + "/agent/command/", "revocation", operation="credential-record", data=credential_revocation)
(resp_status, resp_text) = agent_backchannel_GET(context.prover_url + "/agent/command/", "credential", operation="revoked", id=context.credential_id_dict[context.schema['schema_name']][len(context.credential_id_dict[context.schema['schema_name']])-1])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
# get the credential status verified out of the response
# Could also add the cred status to the cred id dict. Maybe later if needed.
resp_json = json.loads(resp_text)
revoked = resp_json["revoked"]
if revoked == True:
# Call the delete on the credential in the wallet
(resp_status, resp_text) = agent_backchannel_DELETE(context.prover_url + "/agent/command/", "credential", id=context.credential_id_dict[context.schema['schema_name']][len(context.credential_id_dict[context.schema['schema_name']])-1])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
def step_impl(context, holder):
holder_url = context.config.userdata.get(holder)
# get the credential from the holders wallet
(resp_status, resp_text) = agent_backchannel_GET(holder_url + "/agent/command/", "credential", id=context.credential_id_dict[context.schema['schema_name']])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
assert resp_json["referent"] == context.credential_id_dict[context.schema['schema_name']]
assert resp_json["schema_id"] == context.issuer_schema_id_dict[context.schema["schema_name"]]
assert resp_json["cred_def_id"] == context.credential_definition_id_dict[context.schema["schema_name"]]
# Make sure the issuer is not holding the credential
# get the credential from the holders wallet
(resp_status, resp_text) = agent_backchannel_GET(context.issuer_url + "/agent/command/", "credential", id=context.credential_id_dict[context.schema['schema_name']])
assert resp_status == 404, f'resp_status {resp_status} is not 404; {resp_text}'
def step_impl(context, requester, responder):
requester_url = context.config.userdata.get(requester)
requester_did = context.requester_did
data = {
"their_public_did": requester_did
}
(resp_status, resp_text) = agent_backchannel_POST(requester_url + "/agent/command/", "did-exchange", operation="create-request-resolvable-did", data=data)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
requester_did_doc = resp_json
context.requester_public_did_doc = requester_did_doc
# get the requesters connection id
request_id = context.requester_public_did_doc["@id"]
(resp_status, resp_text) = agent_backchannel_GET(requester_url + "/agent/response/", "did-exchange", id=request_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
# setup the initial connection id dictionary if one doesn't exist.
if not hasattr(context, 'connection_id_dict'):
context.connection_id_dict = {}
# Check for responder key existing in dict
if requester not in context.connection_id_dict:
context.connection_id_dict[requester] = {}
# Some agents (afgo) do not have a webhook that give a connection id at this point in the protocol.
# If it is not here, skip this and check for one later in the process and add it then.
if "connection_id" in resp_text:
context.connection_id_dict[requester][context.responder_name] = resp_json["connection_id"]
def step_impl(context, responder):
responder_url = context.config.userdata.get(responder)
# If the connection id dict is not populated for the responder to requester relationship, it means the agent in use doesn't
# support giving the responders connection_id before the send-request
# Make a call to the responder for the connection id and add it to the collection
if context.requester_name not in context.connection_id_dict[responder]:
# One way (maybe preferred) to get the connection id is to get it from the probable webhook that the controller gets because of the previous step
invitation_id = context.responder_invitation["@id"]
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
# The second way to do this is to call the connection protocol for the connection id given the invitation_id or a thread id.
# This method is disabled for now, will be enabled if afgo can't get the connection id for the webhook above.
#(resp_status, resp_text) = agent_backchannel_GET(responder_url + "/agent/command/", connections, id=invitation_id)
if "connection_id" in resp_text:
context.connection_id_dict[responder][
context.requester_name] = resp_json["connection_id"]
responder_connection_id = context.connection_id_dict[responder][
context.requester_name]
# responder already recieved the connection request in the send-request call so get connection and verify status.
#assert expected_agent_state(responder_url, "didexchange", responder_connection_id, "request-recieved")
#invitation_id = context.responder_invitation["@id"]
assert expected_agent_state(responder_url, "connection",
responder_connection_id, "request-received")
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/", "did")
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
issuer_did = resp_json
if "schema" not in context:
# check for a schema already loaded in the context. If it is not, load the template
if "schema" not in context:
context.schema = SCHEMA_TEMPLATE.copy()
context.schema[
"schema_name"] = context.schema["schema_name"] + issuer
#context.issuer_did = issuer_did["did"]
if 'issuer_did_dict' in context:
context.issuer_did_dict[
context.schema['schema_name']] = issuer_did["did"]
else:
context.issuer_did_dict = {
context.schema['schema_name']: issuer_did["did"]
}
def step_impl(context, holder):
holder_url = context.config.userdata.get(holder)
# get the credential from the holders wallet
(resp_status, resp_text) = agent_backchannel_GET(
holder_url + "/agent/command/",
"credential",
id=context.credential_id_dict[context.schema["schema_name"]]
[len(context.credential_id_dict[context.schema["schema_name"]]) - 1],
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
if "state" in resp_json and resp_json["state"] == "N/A":
# backchannel can't get the credential
pass
else:
schema_name = context.schema["schema_name"]
credentials = context.credential_id_dict[schema_name]
# Check with last credential id
assert resp_json["referent"] == credentials[-1]
# Some agents don't return or have a schema id or cred_def_id, so only check it it exists.
if "schema_id" in resp_json:
assert resp_json["schema_id"] == context.issuer_schema_id_dict[
schema_name]
if "cred_def_id" in resp_json:
assert (resp_json["cred_def_id"] ==
context.credential_definition_id_dict[schema_name])
def step_impl(context, responder):
responder_url = context.config.userdata.get(responder)
# If the connection id dict is not populated for the responder to requester relationship, it means the agent in use doesn't
# support giving the responders connection_id before the send-request
# Make a call to the responder for the connection id and add it to the collection
if context.requester_name not in context.connection_id_dict[responder]:
# One way (maybe preferred) to get the connection id is to get it from the probable webhook that the controller gets because of the previous step
invitation_id = context.responder_invitation["@id"]
time.sleep(0.5) # delay for webhook to execute
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id) # {}
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
# The second way to do this is to call the connection protocol for the connection id given the invitation_id or a thread id.
# This method is disabled for now, will be enabled if afgo can't get the connection id for the webhook above.
# (resp_status, resp_text) = agent_backchannel_GET(responder_url + "/agent/command/", connections, id=invitation_id)
if "connection_id" in resp_text:
context.connection_id_dict[responder][
context.requester_name] = resp_json["connection_id"]
else:
assert False, f"Could not retreive responders connection_id"
def step_impl(context, responder: str):
responder_url = context.config.userdata.get(responder)
# If the connection id dict is not populated for the responder to requester relationship, it means the agent in use doesn't
# support giving the responders connection_id before the send-request
# Make a call to the responder for the connection id and add it to the collection
if context.requester_name not in context.connection_id_dict[responder]:
# One way (maybe preferred) to get the connection id is to get it from the probable webhook that the controller gets because of the previous step
invitation_id = context.responder_invitation["@id"]
time.sleep(0.5) # delay for webhook to execute
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id) # {}
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
if "connection_id" not in resp_text:
# If we weren't able to find the connection_id it means the request
# probably never arrived. We don't have to do a check
return
context.connection_id_dict[responder][
context.requester_name] = resp_json["connection_id"]
# Check the request never arrived
assert expected_agent_state(
responder_url, "did-exchange",
context.connection_id_dict[responder][context.requester_name],
["invitation-sent"])
def step_impl(context, requester: str, responder: str):
requester_url = context.config.userdata.get(requester)
requester_did = context.requester_did
data = {"their_public_did": requester_did, "their_did": requester_did}
(resp_status, resp_text) = agent_backchannel_POST(
requester_url + "/agent/command/",
"did-exchange",
operation="create-request-resolvable-did",
data=data,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
requester_did_doc = resp_json
context.requester_public_did_doc = requester_did_doc
if "connection_id" not in resp_json:
# get the requesters connection id
request_id = context.requester_public_did_doc["@id"]
(resp_status,
resp_text) = agent_backchannel_GET(requester_url + "/agent/response/",
"did-exchange",
id=request_id)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
# Some agents (afgo) do not have a webhook that give a connection id at this point in the protocol.
# If it is not here, skip this and check for one later in the process and add it then.
if "connection_id" in resp_text:
context.connection_id_dict[requester][responder] = resp_json[
"connection_id"]
def step_impl(context, requester):
requester_url = context.config.userdata.get(requester)
(resp_status, resp_text) = agent_backchannel_GET(requester_url + "/agent/command/", "did")
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
context.requester_public_did = resp_json
def step_impl(context, invitee):
invitee_url = context.config.userdata.get(invitee)
data = context.inviter_invitation
# If mediator is set for the current connection, set the mediator_connection_id
mediator = context.mediator_dict.get(invitee)
if mediator:
data["mediator_connection_id"] = context.connection_id_dict[invitee][
mediator]
(resp_status, resp_text) = agent_backchannel_POST(
invitee_url + "/agent/command/",
"connection",
operation="receive-invitation",
data=data,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
context.connection_id_dict[invitee][
context.inviter_name] = resp_json["connection_id"]
# Also add the inviter into the main connection_id_dict. if the len is 0 that means its already been cleared and this may be Mallory.
if len(context.temp_connection_id_dict) != 0:
context.connection_id_dict[context.inviter_name][
invitee] = context.temp_connection_id_dict[context.inviter_name]
# clear the temp connection id dict used in the initial step. We don't need it anymore.
context.temp_connection_id_dict.clear()
else:
# This means the connection id was not retreived for the inviter in the create invitation step
# Get the connection id for the inviter given the invitation_id
(alt_resp_status, alt_resp_text) = agent_backchannel_GET(
context.inviter_url + "/agent/response/",
"connection",
id=context.inviter_invitation["@id"],
)
assert (alt_resp_status == 200
), f"resp_status {alt_resp_status} is not 200; {alt_resp_text}"
alt_resp_json = json.loads(alt_resp_text)
context.connection_id_dict[
context.inviter_name][invitee] = alt_resp_json["connection_id"]
# Check to see if the invitee_name exists in context. If not, antother suite is using it so set the invitee name and url
if not context.invitee_name:
context.invitee_url = invitee_url
context.invitee_name = invitee
# get connection and verify status
assert expected_agent_state(
invitee_url,
"connection",
context.connection_id_dict[invitee][context.inviter_name],
"invited",
)
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/", "did")
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
issuer_did = resp_json
context.issuer_did = issuer_did["did"]
def step_impl(context, holder, cred_format):
holder_url = context.config.userdata.get(holder)
# a credential id shouldn't be needed with a cred_ex_id being passed
# credential_id = {
# "credential_id": context.cred_thread_id,
# }
credential_id = {"comment": "storing credential"}
sleep(1)
(resp_status,
resp_text) = agent_backchannel_POST(holder_url + "/agent/command/",
"issue-credential-v2",
operation="store",
id=context.cred_thread_id,
data=credential_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
assert resp_json["state"] == "done"
#credential_id = resp_json[cred_format]["credential_id"]
credential_id = resp_json["cred_ex_record"]["cred_id_stored"]
if 'credential_id_dict' in context:
try:
context.credential_id_dict[context.schema['schema_name']].append(
credential_id)
except KeyError:
context.credential_id_dict[context.schema['schema_name']] = [
credential_id
]
else:
context.credential_id_dict = {
context.schema['schema_name']: [credential_id]
}
# Verify issuer status
# TODO This is returning none instead of Done. Should this be the case. Needs investigation.
#assert expected_agent_state(context.issuer_url, "issue-credential-v2", context.cred_thread_id, "done")
# if the credential supports revocation, get the Issuers webhook callback JSON from the store command
# From that JSON save off the credential revocation identifier, and the revocation registry identifier.
if "support_revocation" in context:
if context.support_revocation:
(resp_status, resp_text) = agent_backchannel_GET(
context.config.userdata.get(context.issuer_name) +
"/agent/response/",
"revocation-registry",
id=context.cred_thread_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
context.cred_rev_id = resp_json["revocation_id"]
context.rev_reg_id = resp_json["revoc_reg_id"]
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
issuer_schema_id = context.issuer_schema_id_dict[context.schema['schema_name']]
(resp_status, resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/", "schema", id=issuer_schema_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
#context.issuer_schema = resp_json
if 'issuer_schema_dict' in context:
context.issuer_schema_dict[context.schema['schema_name']] = resp_json
else:
context.issuer_schema_dict = {context.schema['schema_name']: resp_json}
def step_impl(context, invitee):
invitee_url = context.config.userdata.get(invitee)
data = context.inviter_invitation
(resp_status,
resp_text) = agent_backchannel_POST(invitee_url + "/agent/command/",
"connection",
operation="receive-invitation",
data=data)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
if not hasattr(context, 'connection_id_dict'):
context.connection_id_dict = {}
context.connection_id_dict[invitee] = {}
context.connection_id_dict[invitee][
context.inviter_name] = resp_json["connection_id"]
# Also add the inviter into the main connection_id_dict. if the len is 0 that means its already been cleared and this may be Mallory.
if "temp_connection_id_dict" in context:
if len(context.temp_connection_id_dict) != 0:
context.connection_id_dict[context.inviter_name] = {
invitee: context.temp_connection_id_dict[context.inviter_name]
}
#clear the temp connection id dict used in the initial step. We don't need it anymore.
context.temp_connection_id_dict.clear()
else:
# This means the connection id was not retreived for the inviter in the create invitation step
# Get the connection id for the inviter given the invitation_id
#context.connection_id_dict[context.inviter_name] = {invitee: resp_json["connection_id"]}
(alt_resp_status, alt_resp_text) = agent_backchannel_GET(
context.inviter_url + "/agent/response/",
"connection",
id=context.inviter_invitation["@id"])
assert alt_resp_status == 200, f'resp_status {alt_resp_status} is not 200; {alt_resp_text}'
alt_resp_json = json.loads(alt_resp_text)
context.connection_id_dict[context.inviter_name] = {
invitee: alt_resp_json["connection_id"]
}
# Check to see if the invitee_name exists in context. If not, another suite is using it so set the invitee name and url
if not hasattr(context, 'invitee_name'):
context.invitee_url = invitee_url
context.invitee_name = invitee
# get connection and verify status
assert expected_agent_state(
invitee_url, "connection",
context.connection_id_dict[invitee][context.inviter_name], "invited")
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
issuer_schema_id = context.issuer_schema_id_dict[
context.schema["schema_name"]]
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/",
"schema",
id=issuer_schema_id)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
context.issuer_schema_dict[context.schema["schema_name"]] = resp_json
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
issuer_credential_definition_id = context.credential_definition_id
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/",
"credential-definition",
id=issuer_credential_definition_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
issuer_credential_definition = resp_json
context.issuer_credential_definition = issuer_credential_definition
def step_impl(context, responder: str, requester: str):
responder_url = context.config.userdata.get(responder)
data = {"use_public_did": False}
# If mediator is set for the current connection, set the mediator_connection_id
mediator = context.mediator_dict.get(responder)
if mediator:
data["mediator_connection_id"] = context.connection_id_dict[responder][
mediator]
(resp_status, resp_text) = agent_backchannel_POST(
responder_url + "/agent/command/",
"out-of-band",
operation="send-invitation-message",
data=data,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
assert resp_json["state"] == "invitation-sent"
context.responder_invitation = resp_json["invitation"]
# TODO drill into the handshake protocol in the invitation and remove anything else besides didexchange.
# Get the responders's connection id from the above request's response webhook in the backchannel
invitation_id = context.responder_invitation["@id"]
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
# Some agents (afgo) do not have a webhook that give a connection id at this point in the protocol.
# If it is not here, skip this and check for one later in the process and add it then.
if "connection_id" in resp_text:
context.connection_id_dict[responder][requester] = resp_json[
"connection_id"]
# Check to see if the responder name is the same as this person. If not, it is a 3rd person acting as an issuer that needs a connection
# TODO: it would be nicer to pass the names on every call to remove the need for global keeping of who's the requester / responder
if context.responder_name != responder:
context.responder_name = responder
context.responder_url = responder_url
if context.requester_name != requester:
context.requester_name = requester
context.requester_url = context.config.userdata.get(requester)
def step_impl(context, inviter: str, invitee: str):
inviter_url = context.config.userdata.get(inviter)
invitation = context.invitation_v2[inviter]
invitation_id = invitation["id"]
(resp_status, resp_text) = agent_backchannel_GET(
inviter_url + "/agent/command/",
"oob-v2",
operation="invitation-connection",
id=invitation_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
context.connection_id_dict[inviter][invitee] = resp_json["connection_id"]
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/",
"issue-credential-v3",
id="retrieve-credential-proposal")
credential_proposal = json.loads(resp_text)
pthid_from_proposal = credential_proposal["pthid"]
expected_pthid = context.invitation_v2[issuer]["id"]
assert pthid_from_proposal == expected_pthid, \
f"Failed to correlate the credential proposal with the out of band invitation. " \
f"The pthid in the proposal is {pthid_from_proposal} but {expected_pthid} was expected."
def step_impl(context, issuer):
issuer_url = context.config.userdata.get(issuer)
(resp_status,
resp_text) = agent_backchannel_GET(issuer_url + "/agent/command/",
"issue-credential-v3",
id="retrieve-credential-application")
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
credential_application_attachment = json.loads(resp_text)
manifest_id_in_credential_application = credential_application_attachment[
"credential_application"]["manifest_id"]
assert manifest_id_in_credential_application == context.manifest_id, \
f"Credential Manifest ID in the received Credential Application ({manifest_id_in_credential_application}) " \
f"is unknown. Was expecting {context.manifest_id}"
def step_impl(context, responder):
responder_url = context.config.userdata.get(responder)
# If the connection id dict is not populated for the responder to requester relationship, it means the agent in use doesn't
# support giving the responders connection_id before the send-request
# Make a call to the responder for the connection id and add it to the collection
if context.requester_name not in context.connection_id_dict[responder]:
# One way (maybe preferred) to get the connection id is to get it from the probable webhook that the controller gets because of the previous step
invitation_id = context.responder_invitation["@id"]
time.sleep(0.5) # delay for webhook to execute
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id) # {}
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
# The second way to do this is to call the connection protocol for the connection id given the invitation_id or a thread id.
# This method is disabled for now, will be enabled if afgo can't get the connection id for the webhook above.
#(resp_status, resp_text) = agent_backchannel_GET(responder_url + "/agent/command/", connections, id=invitation_id)
if "connection_id" in resp_text:
context.connection_id_dict[responder][
context.requester_name] = resp_json["connection_id"]
else:
assert False, f'Could not retreive responders connection_id'
# It is probably the case that we are dealing with a Public DID invitation that does not have the webhook message keyed on
# invitation_id. In this case, try to grab the latest unkeyed message off of the webhook queue.
# see issue 944 for full details https://app.zenhub.com/workspaces/von---verifiable-organization-network-5adf53987ccbaa70597dbec0/issues/hyperledger/aries-cloudagent-python/944
# (resp_status, resp_text) = agent_backchannel_GET(responder_url + "/agent/response/", "did-exchange")
# assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
# resp_json = json.loads(resp_text)
# if "connection_id" in resp_text:
# context.connection_id_dict[responder][context.requester_name] = resp_json["connection_id"]
# else:
# assert False, f'Could not retreive responders connection_id'
responder_connection_id = context.connection_id_dict[responder][
context.requester_name]
# responder already recieved the connection request in the send-request call so get connection and verify status.
assert expected_agent_state(responder_url, "did-exchange",
responder_connection_id, "request-received")
def step_impl(context, responder):
responder_url = context.config.userdata.get(responder)
data = {"use_public_did": False}
(resp_status,
resp_text) = agent_backchannel_POST(responder_url + "/agent/command/",
"out-of-band",
operation="send-invitation-message",
data=data)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
assert resp_json["state"] == "invitation-sent"
#assert "did:sov:BzCbsNYhMrjHiqZDTUASHg;spec/didexchange/v1.0" in resp_text
context.responder_invitation = resp_json["invitation"]
# TODO drill into the handshake protocol in the invitation and remove anything else besides didexchange.
# setup the initial connection id dictionary if one doesn't exist.
if not hasattr(context, 'connection_id_dict'):
context.connection_id_dict = {}
# Check for responder key existing in dict
if responder not in context.connection_id_dict:
context.connection_id_dict[responder] = {}
# Get the responders's connection id from the above request's response webhook in the backchannel
invitation_id = context.responder_invitation["@id"]
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
# Some agents (afgo) do not have a webhook that give a connection id at this point in the protocol.
# If it is not here, skip this and check for one later in the process and add it then.
if "connection_id" in resp_text:
context.connection_id_dict[responder][
context.requester_name] = resp_json["connection_id"]
# Check to see if the responder name is the same as this person. If not, it is a 3rd person acting as an issuer that needs a connection
if context.responder_name != responder:
context.responder_name = responder
def step_impl(context, holder):
holder_url = context.config.userdata.get(holder)
# a credential id shouldn't be needed with a cred_ex_id being passed
credential_id = {
"credential_id": context.cred_thread_id,
}
# (resp_status, resp_text) = agent_backchannel_POST(holder_url + "/agent/command/", "credential", operation="store", id=context.holder_cred_ex_id)
sleep(3)
(resp_status, resp_text) = agent_backchannel_POST(
holder_url + "/agent/command/",
"issue-credential",
operation="store",
id=context.cred_thread_id,
data=credential_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
assert resp_json["state"] == "done"
# Store credential id
context.credential_id_dict[context.schema["schema_name"]].append(
resp_json["credential_id"])
# Verify issuer status
# This is returning none instead of Done. Should this be the case. Needs investigation.
# assert expected_agent_state(context.issuer_url, "issue-credential", context.cred_thread_id, "done")
# if the credential supports revocation, get the Issuers webhook callback JSON from the store command
# From that JSON save off the credential revocation identifier, and the revocation registry identifier.
if context.support_revocation:
(resp_status, resp_text) = agent_backchannel_GET(
context.config.userdata.get(context.issuer_name) +
"/agent/response/",
"revocation-registry",
id=context.cred_thread_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
context.cred_rev_id = resp_json["revocation_id"]
context.rev_reg_id = resp_json["revoc_reg_id"]
def step_impl(context, holder, cred_format):
holder_url = context.config.userdata.get(holder)
# get the credential from the holders wallet
(resp_status, resp_text) = agent_backchannel_GET(
holder_url + "/agent/command/",
"credential",
id=context.credential_id_dict[context.schema['schema_name']][-1])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
if cred_format == CRED_FORMAT_INDY:
#assert resp_json["schema_id"] == context.issuer_schema_id_dict[context.schema["schema_name"]]
#assert resp_json["cred_def_id"] == context.credential_definition_id_dict[context.schema["schema_name"]]
assert resp_json["referent"] == context.credential_id_dict[
context.schema['schema_name']][-1]
elif cred_format == CRED_FORMAT_JSON_LD:
# TODO: do not use schema name for credential_id_dict
assert resp_json["credential_id"] == context.credential_id_dict[
context.schema['schema_name']][-1]
def step_impl(context, responder: str, requester: str):
responder_url = context.config.userdata.get(responder)
data = {"use_public_did": True}
(resp_status, resp_text) = agent_backchannel_POST(
responder_url + "/agent/command/",
"out-of-band",
operation="send-invitation-message",
data=data,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
assert resp_json["state"] == "invitation-sent"
# assert "did:sov:BzCbsNYhMrjHiqZDTUASHg;spec/didexchange/v1.0" in resp_text
context.responder_invitation = resp_json["invitation"]
# TODO drill into the handshake protocol in the invitation and remove anything else besides didexchange.
# Get the responders's connection id from the above request's response webhook in the backchannel
invitation_id = context.responder_invitation["@id"]
(resp_status,
resp_text) = agent_backchannel_GET(responder_url + "/agent/response/",
"did-exchange",
id=invitation_id)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
if "connection_id" in resp_text:
context.connection_id_dict[responder][requester] = resp_json[
"connection_id"]
# Check to see if the responder name is the same as this person. If not, it is a 3rd person acting as an issuer that needs a connection
# TODO: it would be nicer to pass the names on every call to remove the need for global keeping of who's the requester / responder
if context.responder_name != responder:
context.responder_name = responder
context.responder_url = responder_url
if context.requester_name != requester:
context.requester_name = requester
context.requester_url = context.config.userdata.get(requester)
def step_impl(context, holder):
holder_url = context.holder_url
# If @indy then we can be sure we cannot start the protocol from this command. We can be sure that we have previously
# gotten the cred_ex_id or have a thread_id.
if "Indy" in context.tags:
sleep(1)
(resp_status,
resp_text) = agent_backchannel_POST(holder_url + "/agent/command/",
"issue-credential",
operation="send-request",
id=context.holder_cred_ex_id)
# We are starting from here in the protocol so you won't have the cred_ex_id or the thread_id
else:
(resp_status, resp_text) = agent_backchannel_POST(
holder_url + "/agent/command/",
"issue-credential",
operation="send-request",
id=context.connection_id_dict[holder])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
assert resp_json["state"] == "request_sent"
# Check the state of the issuer through the webhook
sleep(
1
) # It seems like you have to wait here for a moment in order to wait for the webhook to happen.
(resp_status, resp_text) = agent_backchannel_GET(context.issuer_url +
"/agent/response/",
"issue-credential",
id=context.cred_thread_id)
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
# Need to log a bug for this. It should be "request_recieved"
#assert resp_json["state"] == "request_recieved" #its in offer_sent
assert resp_json["state"] == "offer_sent"
def step_impl(context, holder):
holder_url = context.config.userdata.get(holder)
# get the credential from the holders wallet
(resp_status, resp_text) = agent_backchannel_GET(
holder_url + "/agent/command/",
"credential",
id=context.credential_id_dict[context.schema['schema_name']]
[len(context.credential_id_dict[context.schema['schema_name']]) - 1])
assert resp_status == 200, f'resp_status {resp_status} is not 200; {resp_text}'
resp_json = json.loads(resp_text)
if "state" in resp_json and resp_json["state"] == "N/A":
# backchannel can't get the credential
pass
else:
assert resp_json["referent"] == context.credential_id_dict[
context.schema['schema_name']][len(context.credential_id_dict[
context.schema['schema_name']]) - 1]
assert resp_json["schema_id"] == context.issuer_schema_id_dict[
context.schema["schema_name"]]
assert resp_json[
"cred_def_id"] == context.credential_definition_id_dict[
context.schema["schema_name"]]
def step_impl(context, holder, cred_format):
holder_url = context.config.userdata.get(holder)
sleep(1)
(resp_status, resp_text) = agent_backchannel_POST(
holder_url + "/agent/command/",
"issue-credential-v2",
operation="store",
id=context.cred_thread_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
state = resp_json["state"]
assert state == "done", f"state is '{state}', expected 'done'"
# FIXME: the return value of this is very ACA-Py specific, should just be credential_id
credential_id = resp_json[cred_format]["credential_id"]
context.credential_id_dict[context.schema["schema_name"]].append(
credential_id)
# Verify issuer status
# TODO This is returning none instead of Done. Should this be the case. Needs investigation.
# assert expected_agent_state(context.issuer_url, "issue-credential-v2", context.cred_thread_id, "done")
# if the credential supports revocation, get the Issuers webhook callback JSON from the store command
# From that JSON save off the credential revocation identifier, and the revocation registry identifier.
if context.support_revocation:
(resp_status, resp_text) = agent_backchannel_GET(
context.config.userdata.get(context.issuer_name) +
"/agent/response/",
"revocation-registry",
id=context.cred_thread_id,
)
assert resp_status == 200, f"resp_status {resp_status} is not 200; {resp_text}"
resp_json = json.loads(resp_text)
context.cred_rev_id = resp_json["revocation_id"]
context.rev_reg_id = resp_json["revoc_reg_id"]