def __init__(
self,
common_dir,
key_generator,
share_script,
consensus,
members_info=None,
curve=None,
public_state=None,
authenticate_session=True,
reconfiguration_type=None,
):
self.common_dir = common_dir
self.members = []
self.key_generator = key_generator
self.share_script = share_script
self.consensus = consensus
self.recovery_threshold = None
self.authenticate_session = authenticate_session
self.reconfiguration_type = reconfiguration_type
# If a list of member IDs is passed in, generate fresh member identities.
# Otherwise, recover the state of the consortium from the common directory
# and the state of the service
if members_info is not None:
self.recovery_threshold = 0
for m_local_id, has_share, m_data in members_info:
new_member = infra.member.Member(
f"member{m_local_id}",
curve,
common_dir,
share_script,
has_share,
key_generator,
m_data,
authenticate_session=authenticate_session,
)
if has_share:
self.recovery_threshold += 1
self.members.append(new_member)
else:
for f in os.listdir(self.common_dir):
if re.search("member(.*)_cert.pem", f) is not None:
local_id = f.split("_")[0]
new_member = infra.member.Member(
local_id,
curve,
self.common_dir,
share_script,
is_recovery_member=os.path.isfile(
os.path.join(self.common_dir,
f"{local_id}_enc_privk.pem")),
authenticate_session=authenticate_session,
)
self.members.append(new_member)
LOG.info(
f"Successfully recovered member {local_id}: {new_member.service_id}"
)
self.recovery_threshold = json.loads(
public_state["public:ccf.gov.service.config"][
ccf.ledger.WELL_KNOWN_SINGLETON_TABLE_KEY]
)["recovery_threshold"]
if not self.members:
LOG.warning("No consortium member to recover")
return
for id_bytes, info_bytes in public_state[
"public:ccf.gov.members.info"].items():
member_id = id_bytes.decode()
member_info = json.loads(info_bytes)
status = member_info["status"]
member = self.get_member_by_service_id(member_id)
if member:
if (infra.member.MemberStatus(status) ==
infra.member.MemberStatus.ACTIVE):
member.set_active()
else:
LOG.warning(
f"Keys and certificates for consortium member {member_id} do not exist locally"
)
def __init__(
self,
common_dir,
key_generator,
share_script,
members_info=None,
curve=None,
remote_node=None,
authenticate_session=True,
):
self.common_dir = common_dir
self.members = []
self.key_generator = key_generator
self.share_script = share_script
self.members = []
self.recovery_threshold = None
self.authenticate_session = authenticate_session
# If a list of member IDs is passed in, generate fresh member identities.
# Otherwise, recover the state of the consortium from the common directory
# and the state of the service
if members_info is not None:
self.recovery_threshold = 0
for m_local_id, has_share, m_data in members_info:
new_member = infra.member.Member(
f"member{m_local_id}",
curve,
common_dir,
share_script,
has_share,
key_generator,
m_data,
authenticate_session=authenticate_session,
)
if has_share:
self.recovery_threshold += 1
self.members.append(new_member)
else:
for f in os.listdir(self.common_dir):
if re.search("member(.*)_cert.pem", f) is not None:
local_id = f.split("_")[0]
new_member = infra.member.Member(
local_id,
curve,
self.common_dir,
share_script,
is_recovery_member=os.path.isfile(
os.path.join(self.common_dir,
f"{local_id}_enc_privk.pem")),
authenticate_session=authenticate_session,
)
self.members.append(new_member)
LOG.info(
f"Successfully recovered member {local_id}: {new_member.service_id}"
)
if not self.members:
LOG.warning("No consortium member to recover")
return
with remote_node.client(self.members[0].local_id) as c:
r = c.post(
"/gov/query",
{
"text":
"""tables = ...
non_retired_members = {}
tables["public:ccf.gov.members.info"]:foreach(function(service_id, info)
if info["status"] ~= "RETIRED" then
table.insert(non_retired_members, {service_id, info})
end
end)
return non_retired_members
"""
},
)
for member_service_id, info in r.body.json():
status = info["status"]
member = self.get_member_by_service_id(member_service_id)
if member:
if (infra.member.MemberStatus[status] ==
infra.member.MemberStatus.ACTIVE):
member.set_active()
else:
LOG.warning(
f"Keys and certificates for consortium member {member_service_id} do not exist locally"
)
r = c.post(
"/gov/query",
{
"text":
"""tables = ...
return tables["public:ccf.gov.service.config"]:get(0)
"""
},
)
self.recovery_threshold = r.body.json()["recovery_threshold"]