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feat: Add peer-resolver lib #640
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Preliminary remarks, good job on figuring this out! 🚀
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One question I have is — what is a cookie in this context?
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/// This functions requests the rendezvous_point for new or updated peers since the last cookie. | ||
pub fn discover(&mut self, rendezvous_point: PeerId) { |
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I'm not sure this function name is good, it isn't really descriptive of what it does.
I know it wraps discover
but I'm not convinced by libp2p's naming.
swarm | ||
.register(rendezvous_point, rendezvous_point_address, Some(MAX_TTL)) | ||
.await?; |
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Does this simply "stay on"? In other words, when does this function call exit?
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This function call exits as soon as the peer is registered. The peer knows this when it receives the Registered
event from the rendezvous point.
A cookie is passed into the discover function to only receive peers that have changed or joined since the last discover message was served. |
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Try to create a single example of using all these behaviors and you'll see how do you like the usage of the current abstraction. I have a feeling it would be easier to have a single behavior that specifies how the node operates.
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# Peer Resolver | |||
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This library is intended for peer discovery in a libp2p network. |
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Could you remind me what is the expected usage of this library in our storage solution?
It's kinda hard to imagine for me whether those abstractions are correct, if we write the library first and the usage second.
This looks like a nice example, but not sure whether it will fit/how it will fit in our whole system.
Description
Add the peer-resolver library with bootstrap and client nodes using the rendezvous and identify protocols for peer discovery. Examples for bootstrap, identification and discovery have been added.