fanquake 045bb06ebd
Merge bitcoin/bitcoin#19651: wallet: importdescriptors update existing
3efaf83c75cd8dc2fa084537b8ed6715fb58c04d wallet: deactivate descriptor (S3RK)
6737d9655bcf527afbd85d610d805a2d0fd28c4f test: wallet importdescriptors update existing (S3RK)
586f1d53d60880ea2873d860f95e3390016620d1 wallet: maintain SPK consistency on internal flag change (S3RK)
f1b7db14748d9ee04735b4968366d33bc89aea23 wallet: don't mute exceptions in importdescriptors (S3RK)
bf68ebc1cd555f791103f81adc9111e0e55c8003 wallet: allow to import same descriptor twice (S3RK)

Pull request description:

  Rationale: allow updating existing descriptors with `importdescriptors` command.

  Currently if you run same `importdescriptors` command twice with a descriptor containing private key you will get very confusing error — `Missing required fields`. What happens is that Wallet tries to write imported private key to the disk, but it exists already so we get `DB_KEYEXIST (-30995)` from BerkelyDB. Please note, that we set `DB_NOOVERWRITE` (I guess not to lose some keys accidentally). The exception is caught in `catch (...)` in rpcdump.cpp with a generic error.

  With this PR if a descriptor is already present than we will update its activeness, internalness, label, range and next_index.
  For the range only expansion is allowed (range start can only decrease, range end increase).

ACKs for top commit:
  achow101:
    re-ACK 3efaf83c75cd8dc2fa084537b8ed6715fb58c04d
  meshcollider:
    Code review ACK 3efaf83c75cd8dc2fa084537b8ed6715fb58c04d
  jonatack:
    Light ACK 3efaf83c75cd8dc2fa084537b8ed6715fb58c04d per `git range-diff a000cb0 5d96704 3efaf83` and as a sanity check, re-debug-built on debian with gcc 10.2.1 and clang 11, ran wallet_importdescriptors.py

Tree-SHA512: 122c4b621d64ec8a3b625f3aed9f01a2b5cbaf2029ad0325b5ff38d67fff5cd35324335fabe2dd5169548b01b267c81be6ae0f5c834342f3d5f6eeed515c4843
2021-07-01 10:06:56 +08:00
2021-04-21 13:46:41 +02:00
2021-02-10 08:00:06 +01:00
2021-05-12 18:10:47 +02:00
2020-12-30 16:24:47 +01:00

Bitcoin Core integration/staging tree

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For an immediately usable, binary version of the Bitcoin Core software, see https://bitcoincore.org/en/download/.

Further information about Bitcoin Core is available in the doc folder.

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For more information read the original Bitcoin whitepaper.

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