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2020-03-23Check for overflow when calculating sum of outputsElichai Turkel
2020-03-18Merge #18376: net: fix use-after-free in testsMarcoFalke
7d8e1dec3b26074df1533f715871f79c956cc224 net: fix use-after-free in tests (Vasil Dimov) Pull request description: In PeerLogicValidation::PeerLogicValidation() we would schedule a lambda function to execute later, capturing the local variable `consensusParams` by reference. Presumably this was considered safe because `consensusParams` is a reference itself to a global variable which is not supposed to change, but it can in tests. Fixes https://github.com/bitcoin/bitcoin/issues/18372 <!-- *** Please remove the following help text before submitting: *** Pull requests without a rationale and clear improvement may be closed immediately. --> <!-- Please provide clear motivation for your patch and explain how it improves Bitcoin Core user experience or Bitcoin Core developer experience significantly: * Any test improvements or new tests that improve coverage are always welcome. * All other changes should have accompanying unit tests (see `src/test/`) or functional tests (see `test/`). Contributors should note which tests cover modified code. If no tests exist for a region of modified code, new tests should accompany the change. * Bug fixes are most welcome when they come with steps to reproduce or an explanation of the potential issue as well as reasoning for the way the bug was fixed. * Features are welcome, but might be rejected due to design or scope issues. If a feature is based on a lot of dependencies, contributors should first consider building the system outside of Bitcoin Core, if possible. * Refactoring changes are only accepted if they are required for a feature or bug fix or otherwise improve developer experience significantly. For example, most "code style" refactoring changes require a thorough explanation why they are useful, what downsides they have and why they *significantly* improve developer experience or avoid serious programming bugs. Note that code style is often a subjective matter. Unless they are explicitly mentioned to be preferred in the [developer notes](/doc/developer-notes.md), stylistic code changes are usually rejected. --> <!-- Bitcoin Core has a thorough review process and even the most trivial change needs to pass a lot of eyes and requires non-zero or even substantial time effort to review. There is a huge lack of active reviewers on the project, so patches often sit for a long time. --> ACKs for top commit: sipa: ACK 7d8e1dec3b26074df1533f715871f79c956cc224 practicalswift: ACK 7d8e1dec3b26074df1533f715871f79c956cc224 MarcoFalke: ACK 7d8e1dec3b26074df1533f715871f79c956cc224 Tree-SHA512: fe0f6e5fac1976d38dfb249517eef142dcb8837e178d7d199e5e854e3ab428822c6da9d96fe312293d39b6c6cac0c97896f3b5760013db200cccd729ae1b0710
2020-03-18Merge #18155: tests: Add harness which fuzzes EvalScript and VerifyScript ↵MarcoFalke
using a fuzzed signature checker 5e47b19e50cf5a8de77dfe363988522cfd212c06 tests: Add harness which fuzzes EvalScript and VerifyScript using a fuzzed signature checker (practicalswift) Pull request description: Add harness which fuzzes `EvalScript` and `VerifyScript` using a fuzzed signature checker. Test this PR using: ``` $ make distclean $ ./autogen.sh $ CC=clang CXX=clang++ ./configure --enable-fuzz \ --with-sanitizers=address,fuzzer,undefined $ make $ src/test/fuzz/signature_checker … ``` Closes #17986. Top commit has no ACKs. Tree-SHA512: a9988f8fa7919fe470756ca3e4e75764a589f590769aab452c8f4c254cf41667793e52131d470a12629ec3681fa7fc20091f371b8f3e3eec105674c2769e7d7e
2020-03-18Update merkle.cpp4d55397500
Change comment from `The reason is that if the number of hashes in the list at a given time is odd`, to ` The reason is that if the number of hashes in the list at a given level is odd` (to be a bit more precise)
2020-03-18net: fix use-after-free in testsVasil Dimov
In PeerLogicValidation::PeerLogicValidation() we would schedule a lambda function to execute later, capturing the local variable `consensusParams` by reference. Presumably this was considered safe because `consensusParams` is a reference itself to a global variable which is not supposed to change, but it can in tests. Fixes https://github.com/bitcoin/bitcoin/issues/18372
2020-03-18test: use fs namespace in dbwrapper unicodepath testfanquake
2020-03-17Merge #18289: refactor: Make scheduler methods type safeMarcoFalke
fa36f3a29538012a6eb5c3402b3b3c18fd32b230 refactor: move DUMP_BANS_INTERVAL to banman.h (MarcoFalke) fadafb83cff9a9a340eac1b5a853e2467d5e0ef7 scheduler: Make schedule* methods type safe (MarcoFalke) fa70ccc6c4e304646b4610228f3975b3a9762643 scheduler: Use C++11 member initialization, add shutdown assert (MarcoFalke) Pull request description: Main benefit is that stuff like `15 * 60 * 1000` is replaced by `minutes{15}` ACKs for top commit: vasild: ACK fa36f3a (code review, not tested) ajtowns: ACK fa36f3a29538012a6eb5c3402b3b3c18fd32b230 jonatack: ACK fa36f3a Tree-SHA512: f35f1a1d643dfa676bd47474659f6492ed05cca04cdb556064b126f654a6a44a4b93fcaddcdcd41faf81b8f11439c11e5c7ab88685ba2eef12f7188843d17ad8
2020-03-17tests: Add harness which fuzzes EvalScript and VerifyScript using a fuzzed ↵practicalswift
signature checker
2020-03-17Merge #15283: log: Fix UB with bench on genesis blockMarcoFalke
ec30a79f1c430cc7fbda37e5d747b0b31b262fa5 Fix UB with bench on genesis block (Gregory Sanders) Pull request description: During the loading of the genesis block, the bench print lines in ConnectTip divide by zero due to early return in ConnectBlock. ACKs for top commit: practicalswift: ACK ec30a79f1c430cc7fbda37e5d747b0b31b262fa5 sipa: utACK ec30a79f1c430cc7fbda37e5d747b0b31b262fa5 promag: ACK ec30a79, `nBlocksTotal` is only used in logging. Tree-SHA512: b3bdbb58d10d002a2293d7f99196b227ed9f4ca8c6cd08981e95cc964be47efed98b91fad276ee6da5cf7e6684610998ace7ce9bace172dd6c51c386d985b83c
2020-03-17Merge #18353: tests: Add fuzzing harnesses for classes CBlockHeader, ↵MarcoFalke
CFeeRate and various functions 44abf417eb1cd8598084eee1a429ca57c7d0579a tests: Add fuzzing harness for various functions taking std::string as input (practicalswift) d69145acb76ff12b7c5c1e55ce89e14bc6453904 tests: Add fuzzing harness for MultiplicationOverflow(...) (practicalswift) 7726f3bc4671fbc23e5bc31d0eb9fe381e2f07ef tests: Add fuzzing harness for CFeeRate (practicalswift) 0579a276307d22ae62ecbcaa704e8477274e784d tests: Add fuzzing harness for CBlockHeader (practicalswift) cb4eec13c03089617a94169b4e30381d87788b56 tests: Add fuzzing harness for count_seconds(...) (practicalswift) Pull request description: Add fuzzing harnesses for classes `CBlockHeader`, `CFeeRate` and various functions. To test this PR: ``` $ make distclean $ ./autogen.sh $ CC=clang CXX=clang++ ./configure --enable-fuzz \ --with-sanitizers=address,fuzzer,undefined $ make $ src/test/fuzz/block_header ^c (ctrl-c) $ src/test/fuzz/fee_rate ^c (ctrl-c) $ src/test/fuzz/integer ^c (ctrl-c) $ src/test/fuzz/multiplication_overflow ^c (ctrl-c) $ src/test/fuzz/string ^c (ctrl-c) ``` ACKs for top commit: MarcoFalke: ACK 44abf417eb1cd8598084eee1a429ca57c7d0579a 🏉 Tree-SHA512: 2b382a7bc8efdcc6dd8b79f1637f194ecdca3e522c6618ae6c4b0bf6f86d2e79b1bb1c7160522083600616d1ed509b2f577f3a512ea3a7825a0a3794578d9d90
2020-03-17doc: fix GetTimeMicros() comment in random.cppfanquake
2020-03-17rand: remove getentropy() fallback for macOS < 10.12fanquake
2020-03-16Merge #18346: rpc: Document an RPCResult for all calls; Enforce at compile timeWladimir J. van der Laan
fac52253f81a4f0d04b25eb4b6c28d04b85ef10b rpc: Document an RPCResult for all calls; Enforce at compile time (MarcoFalke) fadd99f61032c0b75ad9b198eb5d8e307b0518ee rpc: Add missing newline in RPCResult description (MarcoFalke) Pull request description: This documents the RPC Result (type and description, if applicable) everywhere it was missing. The patch can be reviewed with the `git diff` option `-W`/`--function-context`. Also, code won't compile without having an RPCResult documented. ACKs for top commit: laanwj: Lightly tested ACK fac52253f81a4f0d04b25eb4b6c28d04b85ef10b promag: Tested ACK fac52253f81a4f0d04b25eb4b6c28d04b85ef10b, built and verified listunspent help output. Tree-SHA512: af2c1af1432beb944993776026c320814bfaecaf202f47359f5758849096ca7051ec6560395a2cc6678dcc111e7c9cf4917d0f0b221bdcf3ed1642e14d0e5b3c
2020-03-16Merge #17997: refactor: Remove mempool global from netMarcoFalke
fa7fea3654203bf7e7bd504589dd564af7fc749d refactor: Remove mempool global from net (MarcoFalke) Pull request description: To increase modularisation and simplify testing, remove the mempool global from net in favour of a mempool member. This is done in the same way it was done for the connection manager global. ACKs for top commit: jnewbery: code review ACK fa7fea3654203bf7e7bd504589dd564af7fc749d Tree-SHA512: 0e3e1eefa8d6e46367bc6991d5f36c636b15ae4a3bda99b6fe6715db3240771c3d87943c6eb257d69f31929fa2f1d0973e14fc9d1353a27551dbe746eae36857
2020-03-16Merge #18344: doc: Fix nit in getblockchaininfoWladimir J. van der Laan
fb15bfd99e6ed705cb6f7c4dcd1b2a6bc68be79e Fix nit in getblockchaininfo (Steven Roose) Pull request description: Noticed that the statistics are not always shown. ACKs for top commit: laanwj: ACK fb15bfd99e6ed705cb6f7c4dcd1b2a6bc68be79e promag: ACK fb15bfd99e6ed705cb6f7c4dcd1b2a6bc68be79e. Tree-SHA512: bccbfdff03107d14967f6530eec0bcada7ba8eb16c61b829119533a73f2ead742a0da6a473b7962b15e25cd685c8f155506ab16d4a95b20352d3fd1b4b0164a3
2020-03-16Merge #18341: doc: Replace remaining literal BTC with CURRENCY_UNIT.Wladimir J. van der Laan
7df0cf719fecf1b8d09801295db8bd2137bfe033 Replace remaining literals BTC with CURRENCY_UNIT (Daniel Kraft) Pull request description: This replaces one remaining instance of the literal `"BTC"` string with the `CURRENCY_UNIT` constant, as is done in most of the codebase already. After this change, no instance of literal `"BTC"` remains anywhere in the RPC help texts. ACKs for top commit: MarcoFalke: ACK 7df0cf719fecf1b8d09801295db8bd2137bfe033 laanwj: ACK 7df0cf719fecf1b8d09801295db8bd2137bfe033 Tree-SHA512: 7f7d52b366e084c93a7d6a3c45b1bbfc4f4f50bca6956594077e6d46295977c8cc18499232878869869c73a8ab9a1c41245029ae7425a87cec2ccb0cb52eea13
2020-03-16Merge #18357: Fix missing header in sync.hfanquake
686c5456f2fcf7e301907223d16a85f7eb378c6c Fix missing header in sync.h (João Barbosa) Pull request description: `std::string` is referenced in `sync.h` but the relevant header is not explicitly included as required by current guideline. Furthermore on osx 10.14.6 with clang-900.0.31 the following error occurs: ``` In file included from threadinterrupt.cpp:6: In file included from ./threadinterrupt.h:8: ./sync.h:206:21: error: implicit instantiation of undefined template 'std::__1::basic_string<char, std::__1::char_traits<char>, std::__1::allocator<char> >' std::string lockname; ``` ACKs for top commit: practicalswift: ACK 686c5456f2fcf7e301907223d16a85f7eb378c6c laanwj: ACK 686c5456f2fcf7e301907223d16a85f7eb378c6c Tree-SHA512: 7c1acdfa5b0dd148d1114e14c9450d5907006e63e1a04e82ed8a1e29757925476e6f8ef6024b0c6d1bb596623115209ad580d5035be1e4785337bd01b738c9f2
2020-03-16qt: Periodical translations updateWladimir J. van der Laan
2020-03-15Fix missing header in sync.hJoão Barbosa
2020-03-15tests: Add fuzzing harness for various functions taking std::string as inputpracticalswift
2020-03-15tests: Add fuzzing harness for MultiplicationOverflow(...)practicalswift
2020-03-15tests: Add fuzzing harness for CFeeRatepracticalswift
2020-03-15tests: Add fuzzing harness for CBlockHeaderpracticalswift
2020-03-15tests: Add fuzzing harness for count_seconds(...)practicalswift
2020-03-14Merge #16902: O(1) OP_IF/NOTIF/ELSE/ENDIF script implementationWladimir J. van der Laan
e6e622e5a0e22c2ac1b50b96af818e412d67ac54 Implement O(1) OP_IF/NOTIF/ELSE/ENDIF logic (Pieter Wuille) d0e8f4d5d8ddaccb37f98b7989fb944081e41ab8 [refactor] interpreter: define interface for vfExec (Anthony Towns) 89fb241c54fc85befacfa3703d8e21bf3b8a76eb Benchmark script verification with 100 nested IFs (Pieter Wuille) Pull request description: While investigating what mechanisms are possible to maximize the per-opcode verification cost of scripts, I noticed that the logic for determining whether a particular opcode is to be executed is O(n) in the nesting depth. This issue was also pointed out by Sergio Demian Lerner in https://bitslog.wordpress.com/2017/04/17/new-quadratic-delays-in-bitcoin-scripts/, and this PR implements a variant of the O(1) algorithm suggested there. This is not a problem currently, because even with a nesting depth of 100 (the maximum possible right now due to the 201 ops limit), the slowdown caused by this on my machine is around 70 ns per opcode (or 0.25 s per block) at worst, far lower than what is possible with other opcodes. This PR mostly serves as a proof of concept that it's possible to avoid it, which may be relevant in discussions around increasing the opcode limits in future script versions. Without it, the execution time of scripts can grow quadratically with the nesting depth, which very quickly becomes unreasonable. This improves upon #14245 by completely removing the `vfExec` vector. ACKs for top commit: jnewbery: Code review ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 MarcoFalke: ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 🐴 fjahr: ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 ajtowns: ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 laanwj: concept and code review ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 jonatack: ACK e6e622e5a0e22c2ac1b50b96af818e412d67ac54 code review, build, benches, fuzzing Tree-SHA512: 1dcfac3411ff04773de461959298a177f951cb5f706caa2734073bcec62224d7cd103767cfeef85cd129813e70c14c74fa8f1e38e4da70ec38a0f615aab1f7f7
2020-03-14Replace remaining literals BTC with CURRENCY_UNITDaniel Kraft
This replaces one remaining instance of the literal "BTC" string with the CURRENCY_UNIT constant, as is done in most of the codebase already. The other remaining instance (which is just part of a log message and thus not really user-visible) is just removed. After this change, no instance of literal "BTC" remains anywhere in the non-Qt and non-test codebase.
2020-03-13Merge #18204: descriptors: improve descriptor cache and cache xpubsWladimir J. van der Laan
09e25071f40c564af08a1386c39c4f2d8eb484b6 Cache parent xpub inside of BIP32PubkeyProvider (Andrew Chow) deb791c7ba057a3765d09b12bf3e55547a5298e4 Only cache xpubs that have a hardened last step (Andrew Chow) f76733eda5f4c161e9eb47c74b949582ab8f448a Cache the immediate derivation parent xpub (Andrew Chow) 58f54b686f663e4c46a2cf7a64560409007c7eb3 Add DescriptorCache* read_cache and DescriptorCache* write_cache to Expand and GetPubKey (Andrew Chow) 66c2cadc91d26074b89e5ada68350b5c8676efac Rename BIP32PubkeyProvider.m_extkey to m_root_extkey (Andrew Chow) df55d44d0de2174ba74ed3a28bef5e83b0a51b47 Track the index of the key expression in PubkeyProvider (Andrew Chow) 474ea3b927ddc67e64ae78e08c20c9264817e84d Introduce DescriptorCache struct which caches xpubs (Andrew Chow) Pull request description: Improves the descriptor cache by changing it from a `std::vector<unsigned char>` to a newly introduced `DescriptorCache` class. Instead of serializing pubkeys and whatever else we would want to cache in a way that may not be backwards compatible, we instead create a `DescriptorCache` object and populate it. This object contains only an xpub cache. Since the only `PubkeyProvider` that used the cache is the `BIP32PubkeyProvider` we just have it store the xpubs instead of the pubkeys. This allows us to have both the parent xpub and the child xpubs in the same container. The map is keyed by `KeyOriginInfo`. Sine we are caching `CExtPubKey`s in `DescriptorCache`, `BIP32PubKeyProviders` can use the cached parent xpubs to derive the children if unhardened derivation is used in the last step. This also means that we can still derive the keys for a `BIP32PubkeyProvider` that has hardened derivation steps. When combined with descriptor wallets, this should allow us to be able to import a descriptor with an `xprv` and hardened steps and still be able to derive from it. In that sense, this is an alternative to #18163 To test that this works, the tests have been updated to do an additional `Expand` at the `i + 1` position. This expansion is not cached. We then do an `ExpandFromCache` at `i + 1` and use the cache that was produced by the expansion at `i`. This way, we won't have the child xpubs for `i + 1` but we will have the parent xpubs. So this checks whether the parent xpubs are being stored and can be used to derive the child keys. Descriptors that have a hardened last step are skipped for this part of the test because that will always require private keys. ACKs for top commit: instagibbs: code review re-re-ACK https://github.com/bitcoin/bitcoin/pull/18204/commits/09e25071f40c564af08a1386c39c4f2d8eb484b6 Sjors: re-ACK 09e25071f40c564af08a1386c39c4f2d8eb484b6 Tree-SHA512: 95c8d0092274cdf115ce39f6d49dec767679abf3758d5b9e418afc308deca9dc6f67167980195bcc036cd9c09890bbbb39ec1dacffbfacdc03efd72a7e23b276
2020-03-13Merge #18002: Abstract out script execution out of VerifyWitnessProgram()Wladimir J. van der Laan
c8e24ddce31a8de6255b23c19d958c1cd44a8847 [REFACTOR] Abstract out script execution out of VerifyWitnessProgram() (Pieter Wuille) Pull request description: This is a refactoring cherry-picked out of #17977. As it touches consensus code, I don't think this would ordinarily meet the bar for review cost vs benefit. However, it simplifies the changes for Taproot significantly, and if it's going to be necessitated by inclusion of that code, I may as well give it some additional attention by PRing it independently. ACKs for top commit: fjahr: Re-ACK c8e24ddce31a8de6255b23c19d958c1cd44a8847 theStack: re-ACK https://github.com/bitcoin/bitcoin/commit/c8e24ddce31a8de6255b23c19d958c1cd44a8847 Empact: Code Review Re-ACK https://github.com/bitcoin/bitcoin/pull/18002/commits/c8e24ddce31a8de6255b23c19d958c1cd44a8847 ajtowns: ACK c8e24ddce31a8de6255b23c19d958c1cd44a8847 jnewbery: ACK c8e24ddce31a8de6255b23c19d958c1cd44a8847 jonatack: ACK c8e24dd Tree-SHA512: 96c2aa5d2f9c7c802bcc008f5cde55b1dfedfaf42e34101331e6c0d594acdf6437661102dc939718f0877c20451336855dfbaa8aa8f57d9e722a7fa7329e3a46
2020-03-13rpc: Document an RPCResult for all calls; Enforce at compile timeMarcoFalke
2020-03-13rpc: Add missing newline in RPCResult descriptionMarcoFalke
2020-03-13Fix nit in getblockchaininfoSteven Roose
2020-03-13Merge #18316: util: HelpExampleRpc formattingfanquake
a33cffbeabcc42137c4a66aa19b7dd1d300e6d73 util: HelpExampleRpc formatting fixup (Jon Atack) Pull request description: Minor visual fixup of the HelpExampleRpc template; conforms to the JSON-RPC spec as per https://www.jsonrpc.org/specification#examples. (I'm... somewhat embarassed to open such a minor change, but this is what is shown in all the CLI/RPC help docs.) ACKs for top commit: laanwj: ACK a33cffbeabcc42137c4a66aa19b7dd1d300e6d73 Tree-SHA512: 8f1dee080c224742fff60a33fec6f5fb1d59c9fa51f3f2a67bf2e1837dbfa25f12a69e34518936588940013b0e61f55378b4f1a571c47c3cb081ca5b245e1091
2020-03-12refactor: Remove mempool global from netMarcoFalke
This refactor does two things: * Pass mempool in to PeerLogicValidation * Pass m_mempool around where needed
2020-03-11fuzz: Add missing ECC_Start to key_io testMarcoFalke
2020-03-11Merge #18268: rpc: Remove redundant types from descriptionsMarcoFalke
8a2a652e6fab5eb8224beefcc07d9011b61865a8 Remove redundant type information from rpc docs (David O'Callaghan) Pull request description: Simple edit of the RPC calls to remove redundant text ("A json object/array ...") from the beginning of help. Fixes: #18258 Top commit has no ACKs. Tree-SHA512: cbbf760e0b7b4eda61c40b420ed77f5d878318e37b0eb13e63567212240b2c4ecc15d84030e98075e21c9ae9016539adfd201e5661ea824166a76d335180c32f
2020-03-11Merge #18314: tests: Add deserialization fuzzing of SnapshotMetadata ↵MarcoFalke
(utxo_snapshot). Increase fuzzing coverage. 08eab0f599a7be7b9b0256bfe9e3a793fe7450db tests: Add fuzzing of CSubNet, CNetAddr and CService related functions (practicalswift) 7a861a62c164ab9b07d6fca09b6a8176e688f1f6 tests: Fuzz HasAllDesirableServiceFlags(...) and MayHaveUsefulAddressDB(...) (practicalswift) 47a263108b05c7039baba5618656898312a7a5ef tests: Fuzz DecodeBase64PSBT(...) (practicalswift) d3d4892ef45d09edbbe4672b112100743970b2a5 tests: Simplify code by removing unwarranted use of unique_ptr:s (practicalswift) e57e67057ae76db73f52ddd5480a4ea5b4bf1636 tests: Fuzz DecodeHexBlk(...) (practicalswift) 117a706faba586f2095f97cf630b709b3e29a947 tests: Fuzz RecursiveDynamicUsage(const std::shared_ptr<X>& p) (practicalswift) 81b58a3161c5d558dadd2b7093e4fc9687844cd9 tests: Fuzz operator!= of CService (practicalswift) c2c58f6f59d38e3d60fe0a8fa45b2a45deee84cc tests: Increase fuzzing coverage of DecompressScript(...) (practicalswift) 9f8d74a8c78457ed49c7ff81bae909c8e003670b tests: Fuzz currently uncovered code path in TxToUniv(...) (practicalswift) 46ef4cfe5f416cb34e889646df3ee241b1d5ae5a tests: Re-arrange test cases in parse_univalue to increase coverage (practicalswift) 516cc6fc7842c13a1d54c6ea2b9e3d335a872125 tests: Remove unit test from fuzzing harness (practicalswift) 7b169cae207ad1301c4edf7d623407d1f377169d tests: Add deserialization fuzzing of SnapshotMetadata (utxo_snapshot), uint160 and uint256 (practicalswift) Pull request description: Add deserialization fuzzing of `SnapshotMetadata` (`utxo_snapshot`). Increase fuzzing coverage. ACKs for top commit: MarcoFalke: ACK 08eab0f599 🗾 Tree-SHA512: 5dca2316d64b9eb1da9bbbb3831de285b1524cbe815e3dba0f9c4eac7f39b403eb26ee0bdd3d9409a1838e7226d783946ec0d251e514a99f68267a95ac56d416
2020-03-11Merge #18208: rpc: Change RPCExamples to bech32MarcoFalke
3e32499909ca8127baaa9b40ad113b25ee151bbd Change example addresses to bech32 (Yusuf Sahin HAMZA) Pull request description: This is a follow-up PR to #18197 that fixes RPCExamples. Fixes #18185. ACKs for top commit: MarcoFalke: ACK 3e32499909ca8127baaa9b40ad113b25ee151bbd jonatack: ACK 3e32499 Tree-SHA512: c7a6410ef8b6e169016c2c5eac3e6b9501caabd0e8a0871ec31e56bfc44589f056d3f5cb55b5a13bba36f6c15136c2352f883e30e4dcc0997ffd36b27f9173b9
2020-03-11util: HelpExampleRpc formatting fixupJon Atack
to conform to json-rpc spec as per https://www.jsonrpc.org/specification#examples
2020-03-11Merge #18285: test: Check that wait_until returns if time point is in the pastWladimir J. van der Laan
fab7d14ea5a4305317d66f35beb3225a07823d42 test: Check that wait_until returns if time point is in the past (MarcoFalke) Pull request description: Add an explicit regression test for the condvar bug (#18227), so that this doesn't happen again ACKs for top commit: laanwj: ACK fab7d14ea5a4305317d66f35beb3225a07823d42 Tree-SHA512: 6ec0d0b3945cae87a001e367af34cca1953a8082b4a0d9f8a20d30acd1f36363e98035d4eb173ff786cf6692d352d41f960633415c46394af042eb44e3b5ad71
2020-03-11tests: Add fuzzing of CSubNet, CNetAddr and CService related functionspracticalswift
2020-03-11tests: Fuzz HasAllDesirableServiceFlags(...) and MayHaveUsefulAddressDB(...)practicalswift
2020-03-11tests: Fuzz DecodeBase64PSBT(...)practicalswift
2020-03-11tests: Simplify code by removing unwarranted use of unique_ptr:spracticalswift
2020-03-11tests: Fuzz DecodeHexBlk(...)practicalswift
2020-03-11tests: Fuzz RecursiveDynamicUsage(const std::shared_ptr<X>& p)practicalswift
2020-03-11tests: Fuzz operator!= of CServicepracticalswift
2020-03-11tests: Increase fuzzing coverage of DecompressScript(...)practicalswift
2020-03-11Merge #17989: tests: Add fuzzing harness for ProcessMessage(...). Enables ↵MarcoFalke
high-level fuzzing of the P2P layer. 9220a0fdd0f3dc2c8dd7cbeefac7d11106451b51 tests: Add one specialized ProcessMessage(...) fuzzing binary per message type for optimal results when using coverage-guided fuzzing (practicalswift) fd1dae10b4a549ba9292d837235d59bd9eebbed3 tests: Add fuzzing harness for ProcessMessage(...) (practicalswift) Pull request description: Add fuzzing harness for `ProcessMessage(...)`. Enables high-level fuzzing of the P2P layer. All code paths reachable from this fuzzer can be assumed to be reachable for an untrusted peer. Seeded from thin air (an empty corpus) this fuzzer reaches roughly 20 000 lines of code. To test this PR: ``` $ make distclean $ ./autogen.sh $ CC=clang CXX=clang++ ./configure --enable-fuzz \ --with-sanitizers=address,fuzzer,undefined $ make $ src/test/fuzz/process_message … ``` Worth noting about this fuzzing harness: * To achieve a reasonable number of executions per seconds the state of the fuzzer is unfortunately not entirely reset between `test_one_input` calls. The set-up (`FuzzingSetup` ctor) and tear-down (`~FuzzingSetup`) work is simply too costly to be run on every iteration. There is a trade-off to handle here between a.) achieving high executions/second and b.) giving the fuzzer a totally blank slate for each call. Please let me know if you have any suggestion on how to improve this situation while maintaining >1000 executions/second. * To achieve optimal results when using coverage-guided fuzzing I've chosen to create one specialised fuzzing binary per message type (`process_message_addr`, `process_message_block`, `process_message_blocktxn `, etc.) and one general fuzzing binary (`process_message`) which handles all messages types. The latter general fuzzer can be seeded with inputs generated by the former specialised fuzzers. Happy fuzzing friends! ACKs for top commit: MarcoFalke: ACK 9220a0fdd0 🏊 Tree-SHA512: c314ef12b0db17b53cbf3abfb9ecc10ce420fb45b17c1db0b34cabe7c30e453947b3ae462020b0c9f30e2c67a7ef1df68826238687dc2479cd816f0addb530e5
2020-03-11tests: Fuzz currently uncovered code path in TxToUniv(...)practicalswift
2020-03-11tests: Re-arrange test cases in parse_univalue to increase coveragepracticalswift