feat(iroh)!: allow multiple IP transports, including filtering by interface

[dignifiedquire]

Description

This allows for multiple interfaces to be bound, and be actually used.

You can now use this by passing

let endpoint = Endpoint::builder()
  .bind_addr_v4_default("127.0.0.1", 1234)
  .bind_addr_v4("192.168.1.2/24".parse()?, 1234) // bind to prefix_len of 24
  .bind()
  .await?

The selection of the interface is done internally by first looking at all specific bindings, and then fallbing back to the default version for this family.

Breaking Changes

• iroh
  • changed
    • Endpoint::bind_addr_v4 to Endpoint::bind_addr_v4_default
    • Endpoint::bind_addr_v6 to Endpoint::bind_addr_v6_default
  • added
    • Endpoint::bind_addr_v4
    • Endpoint::bind_addr_v6
  • endpoint::Ipv4Net
  • endpoint::Ipv6Net

[github-actions]

Documentation for this PR has been generated and is available at: https://n0-computer.github.io/iroh/pr/3692/docs/iroh/

Last updated: 2025-11-28T12:02:02Z

[github-actions]

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Last updated for commit: f773c91