def local_main():
current_dir = os.path.dirname(os.path.realpath(__file__))
data_path = os.path.join(current_dir, "data")
for pid in {"1", "2"}:
# define name for the workflow
workflow_name = "aspirin-local-test-" + pid
# configure conclave
conclave_config = CodeGenConfig(workflow_name, int(pid))
conclave_config.all_pids = [int(pid)]
sharemind_conf = SharemindCodeGenConfig("/mnt/shared", use_docker=False, use_hdfs=False)
conclave_config.with_sharemind_config(sharemind_conf)
# point conclave to the directory where the generated code should be stored/ read from
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
# point conclave to directory where data is to be read from...
conclave_config.input_path = data_path
# and written to
conclave_config.output_path = data_path
suffix = "left" if pid == "1" else "right"
# define this party's unique ID (in this demo there is only one party)
job_queue = generate_code(lambda: protocol_local(suffix, int(pid)), conclave_config, ["sharemind"], ["python"],
apply_optimizations=False)
dispatch_jobs(job_queue, conclave_config)
res_mpc = read_rel(data_path + "/" + "actual_mpc_open.csv")
res_left = read_rel(data_path + "/" + "actual_left.csv")
res_right = read_rel(data_path + "/" + "actual_right.csv")
assert len(res_mpc) == 1
assert len(res_left) == 1
assert len(res_right) == 1
res = [[res_mpc[0][0] + res_left[0][0] + res_right[0][0]]]
write_rel(data_path, "actual_open.csv", res, "1")
def run_mpc(pid: str, data_root: str, mpc_backend: str):
workflow_name = "aspirin-mpc-join-" + pid + "-" + data_root
conclave_config = CodeGenConfig(workflow_name, int(pid))
conclave_config.use_leaky_ops = False
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
conclave_config.input_path = os.path.join("/mnt/shared", data_root)
conclave_config.output_path = os.path.join("/mnt/shared", data_root)
job_queue = generate_code(lambda: protocol_mpc(conclave_config.all_pids),
conclave_config, [mpc_backend], ["python"],
apply_optimizations=True)
dispatch_jobs(job_queue, conclave_config)
def check_workflow(self, dag, name):
expected_rootdir = \
"{}/sharemind_expected".format(os.path.dirname(os.path.realpath(__file__)))
sm_cfg = SharemindCodeGenConfig()
cfg = CodeGenConfig('cfg').with_sharemind_config(sm_cfg)
cg = SharemindCodeGen(cfg, dag, 1)
actual = cg._generate('code', '/tmp')[1]['miner']
with open(expected_rootdir + '/{}'.format(name), 'r') as f:
expected = f.read()
self.assertEqual(expected, actual)
def main_mpc(pid: str, mpc_backend: str):
# define name for the workflow
workflow_name = "real-aspirin-partitioned-" + pid
# configure conclave
mpc_backend = sys.argv[2]
conclave_config = CodeGenConfig(workflow_name, int(pid)) \
.with_default_mpc_config(mpc_backend)
current_dir = os.path.dirname(os.path.realpath(__file__))
# point conclave to the directory where the generated code should be stored/ read from
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
# point conclave to directory where data is to be read from...
conclave_config.input_path = os.path.join(current_dir, "data")
# and written to
conclave_config.output_path = os.path.join(current_dir, "data")
job_queue = generate_code(lambda: protocol_mpc(conclave_config.all_pids), conclave_config, [mpc_backend],
["python"], apply_optimizations=True)
dispatch_jobs(job_queue, conclave_config)
def run_local(pid: str, data_root: str):
workflow_name = "aspirin-local-join-" + pid + "-" + data_root
conclave_config = CodeGenConfig(workflow_name, int(pid))
conclave_config.all_pids = [int(pid)]
sharemind_conf = SharemindCodeGenConfig("/mnt/shared",
use_docker=False,
use_hdfs=False)
conclave_config.with_sharemind_config(sharemind_conf)
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
conclave_config.input_path = os.path.join("/mnt/shared", data_root)
conclave_config.output_path = os.path.join("/mnt/shared", data_root)
suffix = "left" if pid == "1" else "right"
job_queue = generate_code(lambda: protocol_local(suffix, int(pid)),
conclave_config, ["sharemind"], ["python"],
apply_optimizations=False)
dispatch_jobs(job_queue, conclave_config)
def check_workflow(self, dag, name, use_leaky_ops=True):
self.maxDiff = None
expected_rootdir = \
"{}/sharemind_expected".format(os.path.dirname(os.path.realpath(__file__)))
sm_cfg = SharemindCodeGenConfig()
cfg = CodeGenConfig('cfg').with_sharemind_config(sm_cfg)
cfg.use_leaky_ops = use_leaky_ops
cg = SharemindCodeGen(cfg, dag, 1)
actual = cg._generate('code', '/tmp')[1]['miner']
with open(expected_rootdir + '/{}'.format(name),
'r') as f_specific, open(
expected_rootdir + '/{}'.format("base"), 'r') as f_base:
expected_base = f_base.read()
expected_specific = f_specific.read()
expected = expected_base + expected_specific
self.assertEqual(expected, actual)
def main():
pid = sys.argv[1]
data_root = sys.argv[2]
mpc_backend = sys.argv[3]
# define name for the workflow
workflow_name = "aspirin-large-join-" + pid + "-" + data_root
# configure conclave
conclave_config = CodeGenConfig(workflow_name, int(pid))
if mpc_backend == "sharemind":
sharemind_conf = SharemindCodeGenConfig("/mnt/shared",
use_docker=True,
use_hdfs=False)
conclave_config.with_sharemind_config(sharemind_conf)
elif mpc_backend == "obliv-c":
conclave_config.all_pids = [1, 2]
net_conf = [{
"host": "ca-spark-node-0",
"port": 8001
}, {
"host": "cb-spark-node-0",
"port": 8002
}]
net = NetworkConfig(net_conf, int(pid))
conclave_config.with_network_config(net)
oc_conf = OblivcConfig("/obliv-c/bin/oblivcc", "ca-spark-node-0:9000")
conclave_config.with_oc_config(oc_conf)
else:
raise Exception("Unknown MPC backend {}".format(mpc_backend))
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
conclave_config.input_path = os.path.join("/mnt/shared", data_root)
conclave_config.output_path = os.path.join("/mnt/shared", data_root)
job_queue = generate_code(protocol,
conclave_config, [mpc_backend], ["python"],
apply_optimizations=True)
dispatch_jobs(job_queue, conclave_config)
right_cols = [defCol("c", "INTEGER", [1]), defCol("d", "INTEGER", [1])]
right = cc.create("right", right_cols, {1})
joined = cc.join(left, right, "joined", ["a"], ["c"])
cc.aggregate(joined, "expected", ["b"], "d", "sum", "total")
return {left, right}
if __name__ == "__main__":
pid = sys.argv[1]
# define name for the workflow
workflow_name = "simple-oblivious-test-" + pid
# configure conclave
conclave_config = CodeGenConfig(workflow_name, int(pid))
conclave_config.all_pids = [1]
sharemind_conf = SharemindCodeGenConfig("/mnt/shared",
use_docker=False,
use_hdfs=False)
conclave_config.with_sharemind_config(sharemind_conf)
current_dir = os.path.dirname(os.path.realpath(__file__))
# point conclave to the directory where the generated code should be stored/ read from
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
# point conclave to directory where data is to be read from...
conclave_config.input_path = os.path.join(current_dir, "data")
# and written to
conclave_config.output_path = os.path.join(current_dir, "data")
# define this party's unique ID (in this demo there is only one party)
job_queue = generate_code(protocol,
conclave_config, ["sharemind"], ["python"],
heart_patients = cc.cc_filter(aspirin,
"heart_patients",
diag_col_diags,
"==",
scalar=1)
cc.collect(cc.distinct_count(heart_patients, "actual", pid_col_meds), 1)
return {left_medication, left_diagnosis, right_medication, right_diagnosis}
if __name__ == "__main__":
pid = sys.argv[1]
# define name for the workflow
workflow_name = "real-aspirin-test-" + pid
# configure conclave
mpc_backend = sys.argv[2]
conclave_config = CodeGenConfig(workflow_name, int(pid)) \
.with_default_mpc_config(mpc_backend)
current_dir = os.path.dirname(os.path.realpath(__file__))
# point conclave to the directory where the generated code should be stored/ read from
conclave_config.code_path = os.path.join("/mnt/shared", workflow_name)
# point conclave to directory where data is to be read from...
conclave_config.input_path = os.path.join(current_dir, "data")
# and written to
conclave_config.output_path = os.path.join(current_dir, "data")
job_queue = generate_code(lambda: protocol(conclave_config.all_pids),
conclave_config, [mpc_backend], ["python"],
apply_optimizations=True)
dispatch_jobs(job_queue, conclave_config)
def heupart(dag: Dag, mpc_frameworks: list, local_frameworks: list):
""" Non-exhaustive partition. Returns best partition with respect to certain heuristics. """
def get_stored_with(node: OpNode):
""" Returns stored_with set of out_rel or in_rel of a node, depending on it's type. """
if isinstance(node, Open):
return node.get_in_rel().stored_with
elif isinstance(node, Create):
return get_stored_with(next(iter(node.children)))
else:
return node.out_rel.stored_with
def is_correct_mode(node: OpNode, available: set, stored_with: set):
""" Verifies that node is stored with same set of parties passed to this function. """
if get_stored_with(node) != stored_with:
return False
# otherwise check parents
return node.parents.issubset(available) or not (node.parents or available)
def can_partition(dag: Dag, stored_with: set, top_available: set):
""" Returns whether the Dag passed to it can be partitioned. """
# copy so we don't overwrite global available nodes in this pass
available = deepcopy(top_available)
ordered = dag.top_sort()
unavailable = set()
for node in ordered:
if node in unavailable and get_stored_with(node) == stored_with:
for parent in node.parents:
if parent in available and not isinstance(parent, Persist):
return False
if is_correct_mode(node, available, stored_with):
available.add(node)
else:
# mark all descendants as unavailable
descendants = Dag(set([node])).get_all_nodes()
unavailable = unavailable.union(descendants)
return True
def disconnect_at_roots(current_dag: Dag, available: set, new_roots: list):
previous_parents = set()
create_op_lookup = dict()
for root in new_roots:
for parent in copy(root.parents):
if parent in available:
create_op = None
if parent not in previous_parents:
create_op = Create(deepcopy(parent.out_rel))
# create op is in same mode as root
create_op.is_mpc = root.is_mpc
previous_parents.add(parent)
create_op_lookup[parent.out_rel.name] = create_op
else:
create_op = create_op_lookup[parent.out_rel.name]
# unlink root from parent
parent.children.remove(root)
# insert create op between parent and root
root.replace_parent(parent, create_op)
# connect create op with root
create_op.children.add(root)
# keep track of parents we have already visited
previous_parents.add(parent)
create_op_lookup[create_op.out_rel.name] = create_op
if root in current_dag.roots:
current_dag.roots.remove(root)
parent_roots = set().union(*[root.parents for root in new_roots])
for root in new_roots:
if isinstance(root, Create):
parent_roots.add(root)
return OpDag(set(parent_roots)), available
def find_new_roots(current_dag: Dag, available: set, stored_with: set):
# need topological ordering
ordered = current_dag.top_sort()
# roots of the next subdag, i.e., where the current subdag will end
new_roots = []
# traverse current condag until all boundary nodes are hit
for node in ordered:
if is_correct_mode(node, available, stored_with):
available.add(node)
elif (not node.parents) or (node.parents & available):
if node not in new_roots:
new_roots.append(node)
# roots of the next subdag
return new_roots
def next_partition(nextdag, available, holding_parties):
# roots of the next subdag
new_roots = find_new_roots(nextdag, available, holding_parties)
# disconnect current dags at new root nodes and return the disconnected
# bottom condag
return disconnect_at_roots(nextdag, available, new_roots)
def _merge_dags(left_dag, right_dag):
# TODO: should go inside dagutils, once dagutils exists
# to merge, we only need to combine roots
roots = left_dag.roots.union(right_dag.roots)
return OpDag(roots)
def next_holding_ps(nextdag, available):
roots = nextdag.roots
for root in sorted(roots, key=lambda node: node.out_rel.name):
holding_ps = get_stored_with(root)
if can_partition(nextdag, holding_ps, available):
return holding_ps, root.is_mpc
raise Exception("Found no roots to partition on")
def merge_neighbor_dags(mapping):
updated_mapping = []
prev_fmwk, prev_subdag, stored_with = None, None, None
for fmwk, subdag, stored_with in mapping:
# we can merge neighboring subdags if they're mapped to the same
# framework and are stored by same parties
if fmwk == prev_fmwk and stored_with == prev_fmwk:
# merge dags together
merged_dag = _merge_dags(prev_subdag, subdag)
# pop previous subdag
updated_mapping = updated_mapping[:-1]
updated_mapping.append((fmwk, merged_dag, stored_with))
else:
# can't merge, so just add subdag to result
updated_mapping.append((fmwk, subdag, stored_with))
# keep track of previous values
prev_fmwk = fmwk
prev_subdag = subdag
return updated_mapping
assert len(mpc_frameworks) == 1 and len(local_frameworks) == 1
nextdag = dag
mapping = []
available = set()
iterations = 0
iteration_limit = 100
local_fmwk = local_frameworks[0]
mpc_fmwk = mpc_frameworks[0]
while nextdag.roots:
if iterations > iteration_limit:
raise Exception("Reached iteration limit while partitioning")
# find holding set and mpc mode of next valid partition
holding_ps, mpcmode = next_holding_ps(nextdag, available)
# select framework
fmwk = mpc_fmwk if mpcmode else local_fmwk
# store mapping
mapping.append((fmwk, nextdag, holding_ps))
# partition next subdag
nextdag, available = next_partition(nextdag, available, holding_ps)
# increment iteration count
iterations += 1
for fmwk, subdag, stored_with in mapping:
print(ScotchCodeGen(CodeGenConfig(), subdag)._generate(0, 0))
merged = merge_neighbor_dags(mapping)
return merged
squared = lang.multiply(input_relation, "squared", "column_b",
["column_b", "column_b"])
# sum group by column_a on column_b and rename group-over column to summed
lang.aggregate(squared, "aggregated", ["column_a"], "column_b", "+",
"summed")
# leaf nodes are automatically written to file so aggregated will be written to ./data/aggregated.csv
# return all input relations
return {input_relation}
if __name__ == "__main__":
# define name for the workflow
workflow_name = "python-demo"
# configure conclave
conclave_config = CodeGenConfig(workflow_name)
# need the absolute path to current directory
current_dir = os.path.dirname(os.path.realpath(__file__))
# point conclave to the directory where the generated code should be stored/ read from
conclave_config.code_path = os.path.join(current_dir, workflow_name)
# point conclave to directory where data is to be read from...
conclave_config.input_path = os.path.join(current_dir, "data")
# and written to
conclave_config.output_path = os.path.join(current_dir, "data")
# define this party's unique ID (in this demo there is only one party)
conclave_config.pid = 1
# define all parties involved in this workflow
conclave_config.all_pids = [1]
# compile and execute protocol, specifying available mpc and local processing backends
generate_and_dispatch(protocol, conclave_config, ["sharemind"], ["python"])