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https://github.com/logos-messaging/logos-delivery.git
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549834203d
* bump libp2p pin to release/v2.0.0 (c43199378) * pin nimble.lock: lsquic/websock/boringssl/protobuf_serialization/npeg/jwt * add libp2p_mix dep and point libp2p/protocols/mix -> libp2p_mix * migrate rng to libp2p Rng type (prod, channels, noise, tests) * noise: take Rng, extract bearSslDrbg internally * waku_switch: TransportConfig factory; withMaxInOut; local MaxConnections * waku_relay/rendezvous/discv5/kademlia: v2.0.0 API (rng, config, ServiceDiscovery) * tests: newStandardSwitch shim; PeerId.random(rng); common.rng()/crypto.newRng() * drop libp2p/utils/semaphore (use chronos AsyncSemaphore) * add waku/compat/option_valueor shim where needed * add std/options where transitive re-export dropped
33 lines
1.0 KiB
Nim
33 lines
1.0 KiB
Nim
import std/[times, random], bearssl/rand, libp2p/crypto/crypto
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## Randomization
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proc randomize*() =
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## Initializes the default random number generator with the given seed.
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## From: https://nim-lang.org/docs/random.html#randomize,int64
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let now = getTime()
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randomize(now.toUnix() * 1_000_000_000 + now.nanosecond)
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## RNG
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# Copied from here: https://github.com/status-im/nim-libp2p/blob/d522537b19a532bc4af94fcd146f779c1f23bad0/tests/helpers.nim#L28
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type Rng = object
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rng: crypto.Rng
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# Typically having a module variable is considered bad design. This case should
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# be considered as an exception and it should be used only in the tests.
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var rngVar: Rng
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proc getRng(): crypto.Rng =
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# TODO: if `rngVar` is a threadvar like it should be, there are random and
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# spurious compile failures on mac - this is not gcsafe but for the
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# purpose of the tests, it's ok as long as we only use a single thread
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{.gcsafe.}:
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if rngVar.rng.isNil():
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rngVar.rng = crypto.newRng()
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rngVar.rng
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template rng*(): crypto.Rng =
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getRng()
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