fanquake 803ef70fd9
Merge bitcoin/bitcoin#20233: addrman: Make consistency checks a runtime option
a4d78546b0858602c60c03fdf8b35ca666ab2e56 [addrman] Make addrman consistency checks a runtime option (John Newbery)
10aac241455a3270462d49b53732477ed97623e7 [tests] Make deterministic addrman use nKey = 1 (John Newbery)
fa9710f62c29c7f8d71c9f281001c9b5e70946bf [addrman] Add deterministic argument to CAddrMan ctor (John Newbery)
ee458d84fc187d69f002ebead6fccc4f4f9c0744 Add missing const to CAddrMan::Check_() (MarcoFalke)

Pull request description:

  CAddrMan has internal consistency checks. Currently, these are only run when the program is compiled with the  `DEBUG_ADDRMAN` option. This option is not enabled on any of our CI builds, and it's likely that no-one is running them at all.

  This PR makes consistency checks a (hidden) runtime option that can be enabled with `-checkaddrman`, where `-checkaddrman=n` will result in the consistency checks running every n operations (similar to `-checkmempool=n`). We set the ratio to 1/100 for our unit tests, and leave it disabled by default for all networks. Additionally, a consistency check failure now asserts, rather than logging and continuing. This matches the behavior of CTxMemPool and TxRequestTracker, where a failed consistency check asserts.

ACKs for top commit:
  jonatack:
    ACK a4d78546b0858602c60c03fdf8b35ca666ab2e56 per `git diff 00fd089 a4d7854`, tested by adding logging similar to #22479 and running with `-checkaddrman=<n>` for various values 0/1/10/100 etc, tested the updated docs with `bitcoind -help-debug | grep -A2 "checkaddrman\|checkmempool"` and verified rebased on master that compiling with `CPPFLAGS="-DDEBUG_ADDRMAN"` no longer causes the build to error.
  mzumsande:
    Code-review ACK a4d78546b0858602c60c03fdf8b35ca666ab2e56
  theStack:
    Code-review ACK a4d78546b0858602c60c03fdf8b35ca666ab2e56

Tree-SHA512: eaee003f7a99154822c5b5efbc62008d32c1efbecc6fec6e183427f6b2ae5d30b3be7924e3a7271b1a1de91517f5bd2a70011d45358c3105c6a0702f12b70f7c
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