mirror of https://github.com/waku-org/nwaku.git
Round receiver time (#815)
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@ -17,6 +17,7 @@ which is a sequence of string.
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- Increased maximum length for reading from a libp2p input stream to allow largest possible protocol messages, including `HistoryResponse` messages at max size.
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- Increased maximum length for reading from a libp2p input stream to allow largest possible protocol messages, including `HistoryResponse` messages at max size.
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- Significantly improved store node query performance
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- Significantly improved store node query performance
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- Added GossipSub `MessageIdProvider` for `11/WAKU2-RELAY` messages.
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- Added GossipSub `MessageIdProvider` for `11/WAKU2-RELAY` messages.
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- Store: timestamps of message reception, used for indexing, now have consistent millisecond resolution.
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## 2021-11-05 v0.6
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## 2021-11-05 v0.6
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@ -7,7 +7,7 @@
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# Group by std, external then internal imports
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# Group by std, external then internal imports
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import
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import
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# std imports
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# std imports
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std/[tables, times, sequtils, algorithm, options],
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std/[tables, times, sequtils, algorithm, options, math],
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# external imports
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# external imports
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bearssl,
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bearssl,
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chronicles,
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chronicles,
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@ -55,15 +55,18 @@ const
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# TODO Move serialization function to separate file, too noisy
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# TODO Move serialization function to separate file, too noisy
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# TODO Move pagination to separate file, self-contained logic
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# TODO Move pagination to separate file, self-contained logic
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proc computeIndex*(msg: WakuMessage): Index =
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proc computeIndex*(msg: WakuMessage, receivedTime = getTime().toUnixFloat()): Index =
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## Takes a WakuMessage and returns its Index
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## Takes a WakuMessage with received timestamp and returns its Index.
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## Received timestamp will default to system time if not provided.
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var ctx: sha256
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var ctx: sha256
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ctx.init()
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ctx.init()
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ctx.update(msg.contentTopic.toBytes()) # converts the contentTopic to bytes
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ctx.update(msg.contentTopic.toBytes()) # converts the contentTopic to bytes
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ctx.update(msg.payload)
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ctx.update(msg.payload)
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let digest = ctx.finish() # computes the hash
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let digest = ctx.finish() # computes the hash
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ctx.clear()
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ctx.clear()
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var index = Index(digest:digest, receiverTime: epochTime(), senderTime: msg.timestamp)
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let receiverTime = receivedTime.round(3) # Ensure timestamp has (only) millisecond resolution
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var index = Index(digest:digest, receiverTime: receiverTime, senderTime: msg.timestamp)
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return index
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return index
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proc encode*(index: Index): ProtoBuffer =
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proc encode*(index: Index): ProtoBuffer =
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@ -466,7 +469,7 @@ proc init*(ws: WakuStore, capacity = DefaultStoreCapacity) =
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proc onData(receiverTime: float64, msg: WakuMessage, pubsubTopic: string) =
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proc onData(receiverTime: float64, msg: WakuMessage, pubsubTopic: string) =
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# TODO index should not be recalculated
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# TODO index should not be recalculated
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ws.messages.add(IndexedWakuMessage(msg: msg, index: msg.computeIndex(), pubsubTopic: pubsubTopic))
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ws.messages.add(IndexedWakuMessage(msg: msg, index: msg.computeIndex(receiverTime), pubsubTopic: pubsubTopic))
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info "attempting to load messages from persistent storage"
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info "attempting to load messages from persistent storage"
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