go/

Package conf holds all of the global router state, for access by the router's various packages.

Package metrics defines and exports router metrics to be scraped by prometheus.

Package netconf handles the network configuration of the router as described by the topology.

Package rcmn contains small common types used by the border router, to eliminate circular dependencies.

Package rpkt contains the router representation of a SCION packet.

Simple application for SCION connectivity using the snet library.

Package addr contains types for SCION addressing.

Package ctrl handles SCION control-plane payloads, which are encoded as capnp proto messages.

Package ctrl_msg implements a layer for sending SCION Ctrl payload requests/notifications via the infra dispatcher, including integrated signing and signature verification of ctrl payloads.

Package env contains common command line and initialization code for SCION services.

Package hpkt (Host Packet) contains low level primitives for parsing and creating end-host SCION messages.

Package infra contains common definitions for the SCION infrastructure messaging layer.

Package dedupe implements a generic request/response proxy that issues a single request instead of multiple redundant requests.

Package disp implements a generic message dispatcher for request/reply protocols.

Example infrastructure service that does nothing except service some requests using default handlers.

Package messenger contains the default implementation for interface infra.Messenger.

Package combinator contains methods for constructing SCION forwarding paths.

Package segsaver contains helper methods to save segments and revocations.

Package segverifier implements primitives for verifying path segments.

Package trust defines type Store, a unified interface for TRC and Certificate retrieval.

Package trustdb provides wrappers for SQL calls for managing a database containing TRCs and Certificate Chains.

Package integration simplifies the creation of integration tests.

Package pathmgr implements an asynchronous Path Resolver for SCION Paths.

Package class implements tools for classifying and acting on network packets.

Package profile handles CPU and memory profiling.

Package prom contains some utility functions for dealing with prometheus metrics.

Package sciond queries local SCIOND servers for information.

Package snet implements interfaces net.Conn and net.PacketConn for SCION connections.

package rpt (Reliable Packet Transport) implements a simple packet-oriented protocol with ACKs on top of net.PacketConn.

QUIC/SCION implementation.

Package reliable implements the SCION ReliableSocket protocol Servers should first call Listen on a UNIX socket address, and then call Accept on the received Listener.

This version of sockctrl is for Go versions >= 1.9, where the socket FDs are accessible via RawConn.Control().

Package spathmeta implements basic types for working with SCIOND paths.

The topology package wraps two versions of the topology.

Package bufpool initializes an elastic pool of free buffers.

Package xtest implements common functionality for unit tests.

Package graph implements a multigraph model of a SCION network for use in tests.

Package loopback defines a net.PacketConn implementation where sent messages are echoed back on the same connection.

Package p2p (point to point) defines a net.PacketConn implementation where messages are exchanged via channels.

Package core contains the tables for remote SIGs, ASes and their prefixes

Package config is responsible for parsing the SIG json config file into a set of simple intermediate data-structures.

Package dispatcher reads from input ring buffer, decides on a Session and puts data on the ring buffer of the Session.

Package reader implements a reader object that reads from tun, routes with support from egress/router to determine the correct egressDispatcher, and puts data on the ring buffer of the egressDispatcher.

Package router implements an IPv4/IPv6 router.

Package session monitors session health and maintains a concurrency-safe remote SIG address (that includes a working path) for each session.

Package worker implements the logic for reading packets from a session's ring buffer, encapsulating them and writing them to the network as frames.

Package metrics publishes information about SIG operation NOTE(all): Work in progress, do not recommend reviewing this code yet

Package xnet contains low level Linux networking calls (generally related to netlink and tunneling)

Simple echo application for SCION connectivity tests.

Simple show paths application for SCION.