105 lines
2.8 KiB
Nim
105 lines
2.8 KiB
Nim
## Nim-LibP2P
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## Copyright (c) 2019 Status Research & Development GmbH
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## Licensed under either of
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## * Apache License, version 2.0, ([LICENSE-APACHE](LICENSE-APACHE))
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## * MIT license ([LICENSE-MIT](LICENSE-MIT))
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## at your option.
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## This file may not be copied, modified, or distributed except according to
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## those terms.
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import options
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import peer, multiaddress, crypto/crypto
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## A peer can be constructed in one of tree ways:
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## 1) A local peer with a private key
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## 2) A remote peer with a PeerID and it's public key stored
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## in the ``id`` itself
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## 3) A remote peer with a standalone public key, that isn't
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## encoded in the ``id``
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##
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type
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KeyType* = enum
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HasPrivate,
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HasPublic
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PeerInfo* = ref object of RootObj
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peerId*: PeerID
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addrs*: seq[MultiAddress]
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protocols*: seq[string]
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case keyType*: KeyType:
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of HasPrivate:
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privateKey*: PrivateKey
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of HasPublic:
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key: Option[PublicKey]
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proc init*(p: typedesc[PeerInfo],
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key: PrivateKey,
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addrs: seq[MultiAddress] = @[],
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protocols: seq[string] = @[]): PeerInfo {.inline.} =
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result = PeerInfo(keyType: HasPrivate,
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peerId: PeerID.init(key),
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privateKey: key,
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addrs: addrs,
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protocols: protocols)
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proc init*(p: typedesc[PeerInfo],
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peerId: PeerID,
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addrs: seq[MultiAddress] = @[],
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protocols: seq[string] = @[]): PeerInfo {.inline.} =
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PeerInfo(keyType: HasPublic,
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peerId: peerId,
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addrs: addrs,
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protocols: protocols)
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proc init*(p: typedesc[PeerInfo],
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peerId: string,
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addrs: seq[MultiAddress] = @[],
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protocols: seq[string] = @[]): PeerInfo {.inline.} =
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PeerInfo(keyType: HasPublic,
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peerId: PeerID.init(peerId),
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addrs: addrs,
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protocols: protocols)
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proc init*(p: typedesc[PeerInfo],
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key: PublicKey,
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addrs: seq[MultiAddress] = @[],
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protocols: seq[string] = @[]): PeerInfo {.inline.} =
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PeerInfo(keyType: HasPublic,
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peerId: PeerID.init(key),
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key: some(key),
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addrs: addrs,
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protocols: protocols)
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proc publicKey*(p: PeerInfo): Option[PublicKey] {.inline.} =
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if p.keyType == HasPublic:
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if p.peerId.hasPublicKey():
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var pubKey: PublicKey
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if p.peerId.extractPublicKey(pubKey):
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result = some(pubKey)
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elif p.key.isSome:
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result = p.key
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else:
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result = some(p.privateKey.getKey())
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proc id*(p: PeerInfo): string {.inline.} =
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p.peerId.pretty
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proc `$`*(p: PeerInfo): string =
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result.add("PeerID: ")
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result.add(p.id & "\n")
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if p.addrs.len > 0:
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result.add("Peer Addrs: ")
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for a in p.addrs:
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result.add($a & "\n")
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if p.protocols.len > 0:
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result.add("Protocols: ")
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for proto in p.protocols:
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result.add(proto & "\n")
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