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Feat/587-circuit-relay (#611)

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* feat: implemented setup of circuit relay and test cases

* chore: remove test files to be rewritten

* added 1 test suite for protocol

* added 1 test suite for discovery

* fixed protocol timeouts and message types to handle reservations and stream operations.

* Resolved merge conflict in libp2p/tools/utils.py by combining timeout approach with retry mechanism

* fix: linting issues

* docs: updated documentation with circuit-relay

* chore: added enums, improved typing, security and examples

* fix: created proper __init__ file to ensure importability

* fix: replace transport_opt with listen_addrs in examples, fixed typing and improved code

* fix type checking issues across relay module and test suite

* regenerated circuit_pb2 file protobuf version 3

* fixed circuit relay example and moved imports to top in test_security_multistream

* chore: moved imports to the top

* chore: fixed linting of test_circuit_v2_transport.py

---------

Co-authored-by: Manu Sheel Gupta <manusheel.edu@gmail.com>
This commit is contained in:
Soham Bhoir
2025-06-19 03:09:39 +05:30
committed by GitHub
parent 79094d70d3
commit 66bd027161
25 changed files with 4432 additions and 9 deletions
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55
libp2p/relay/circuit_v2/pb/circuit.proto Normal file
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@ -0,0 +1,55 @@
syntax = "proto3";
package circuit.pb.v2;
// Circuit v2 message types
message HopMessage {
enum Type {
RESERVE = 0;
CONNECT = 1;
STATUS = 2;
}
Type type = 1;
bytes peer = 2;
Reservation reservation = 3;
Limit limit = 4;
Status status = 5;
}
message StopMessage {
enum Type {
CONNECT = 0;
STATUS = 1;
}
Type type = 1;
bytes peer = 2;
Status status = 3;
}
message Reservation {
bytes voucher = 1;
bytes signature = 2;
int64 expire = 3;
}
message Limit {
int64 duration = 1;
int64 data = 2;
}
message Status {
enum Code {
OK = 0;
RESERVATION_REFUSED = 100;
RESOURCE_LIMIT_EXCEEDED = 101;
PERMISSION_DENIED = 102;
CONNECTION_FAILED = 200;
DIAL_REFUSED = 201;
STOP_FAILED = 300;
MALFORMED_MESSAGE = 400;
}
Code code = 1;
string message = 2;
}