116 lines
3.6 KiB
Nim
116 lines
3.6 KiB
Nim
# Nimbus - Types, data structures and shared utilities used in network sync
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#
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# Copyright (c) 2018-2021 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) or
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# http://www.apache.org/licenses/LICENSE-2.0)
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# * MIT license ([LICENSE-MIT](LICENSE-MIT) or
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# http://opensource.org/licenses/MIT)
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# at your option. This file may not be copied, modified, or
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# distributed except according to those terms.
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import
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std/times,
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eth/common,
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stew/[interval_set, results],
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unittest2,
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../../nimbus/sync/snap/range_desc,
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../../nimbus/sync/snap/worker/db/hexary_error,
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../../nimbus/sync/snap/worker/db/[hexary_desc, snapdb_accounts],
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../replay/pp
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type
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KnownStorageFailure* = seq[(string,seq[(int,HexaryError)])]
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## (<sample-name> & "#" <instance>, @[(<slot-id>, <error-symbol>)), ..])
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# ------------------------------------------------------------------------------
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# Public helpers
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# ------------------------------------------------------------------------------
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template isImportOk*(rc: Result[SnapAccountsGaps,HexaryError]): bool =
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if rc.isErr:
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check rc.error == NothingSerious # prints an error if different
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false
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elif 0 < rc.value.innerGaps.len:
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check rc.value.innerGaps == seq[NodeSpecs].default
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false
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else:
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true
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proc lastTwo*(a: openArray[string]): seq[string] =
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if 1 < a.len: @[a[^2],a[^1]] else: a.toSeq
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# ------------------------------------------------------------------------------
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# Public type conversions
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# ------------------------------------------------------------------------------
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proc to*(b: openArray[byte]; T: type ByteArray32): T =
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## Convert to other representation (or exception)
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if b.len == 32:
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(addr result[0]).copyMem(unsafeAddr b[0], 32)
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else:
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doAssert b.len == 32
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proc to*(b: openArray[byte]; T: type ByteArray33): T =
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## Convert to other representation (or exception)
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if b.len == 33:
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(addr result[0]).copyMem(unsafeAddr b[0], 33)
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else:
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doAssert b.len == 33
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proc to*(b: ByteArray32|ByteArray33; T: type Blob): T =
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b.toSeq
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proc to*(b: openArray[byte]; T: type NodeTag): T =
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## Convert from serialised equivalent
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UInt256.fromBytesBE(b).T
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proc to*(w: (byte, NodeTag); T: type Blob): T =
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let (b,t) = w
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@[b] & toSeq(t.UInt256.toBytesBE)
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proc to*(t: NodeTag; T: type Blob): T =
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toSeq(t.UInt256.toBytesBE)
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# ----------
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proc convertTo*(key: RepairKey; T: type NodeKey): T =
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## Might be lossy, check before use (if at all, unless debugging)
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(addr result.ByteArray32[0]).copyMem(unsafeAddr key.ByteArray33[1], 32)
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# ------------------------------------------------------------------------------
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# Public functions, pretty printing
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# ------------------------------------------------------------------------------
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proc pp*(rc: Result[Account,HexaryError]): string =
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if rc.isErr: $rc.error else: rc.value.pp
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proc pp*(a: NodeKey; collapse = true): string =
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a.to(Hash256).pp(collapse)
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proc pp*(d: Duration): string =
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if 40 < d.inSeconds:
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d.ppMins
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elif 200 < d.inMilliseconds:
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d.ppSecs
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elif 200 < d.inMicroseconds:
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d.ppMs
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else:
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d.ppUs
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proc ppKvPc*(w: openArray[(string,int)]): string =
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w.mapIt(&"{it[0]}={it[1]}%").join(", ")
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proc say*(noisy = false; pfx = "***"; args: varargs[string, `$`]) =
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if noisy:
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if args.len == 0:
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echo "*** ", pfx
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elif 0 < pfx.len and pfx[^1] != ' ':
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echo pfx, " ", args.toSeq.join
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else:
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echo pfx, args.toSeq.join
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# ------------------------------------------------------------------------------
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# End
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# ------------------------------------------------------------------------------
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