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Author SHA1 Message Date
Andrew Chow
caff95a023
Merge bitcoin/bitcoin#27896: Remove the syscall sandbox
32e2ffc393 Remove the syscall sandbox (fanquake)

Pull request description:

  After initially being merged in #20487, it's no-longer clear that an internal syscall sandboxing mechanism is something that Bitcoin Core should have/maintain, especially when compared to better maintained/supported alterantives, i.e [firejail](https://github.com/netblue30/firejail).

  There is more related discussion in #24771.

  Note that given where it's used, the sandbox also gets dragged into the kernel.

  If it's removed, this should not require any sort of deprecation, as this was only ever an opt-in, experimental feature.

  Closes #24771.

ACKs for top commit:
  davidgumberg:
     crACK 32e2ffc393
  achow101:
    ACK 32e2ffc393
  dergoegge:
    ACK 32e2ffc393

Tree-SHA512: 8cf71c5623bb642cb515531d4a2545d806e503b9d57bfc15a996597632b06103d60d985fd7f843a3c1da6528bc38d0298d6b8bcf0be6f851795a8040d71faf16
2023-06-27 18:19:21 -04:00
Andrew Chow
6a473373d4
Merge bitcoin/bitcoin#27862: validation: Stricter assumeutxo error handling when renaming chainstates
1c7d08b9ac validation: Stricter assumeutxo error handling in InvalidateCoinsDBOnDisk (Ryan Ofsky)
9047337d36 validation: Stricter assumeutxo error handling in LoadChainstate (Ryan Ofsky)

Pull request description:

  There are two places in assumeutxo code where it is calling `AbortNode` to trigger asynchronous shutdowns without returning errors to calling functions.

  One case, in `LoadChainstate`, happens when snapshot validation succeeds, and there is an error trying to replace the background chainstate with the snapshot chainstate.

  The other case, in `InvalidateCoinsDBOnDisk`, happens when snapshot validatiion fails, and there is an error trying to remove the snapshot chainstate.

  In both cases the node is being forced to shut down, so it makes sense for these functions to raise errors so callers can know that an error happened without having to infer it from the shutdown state.

  Noticed these cases while reviewing #27861, which replaces the `AbortNode` function with a `FatalError` function.

ACKs for top commit:
  achow101:
    ACK 1c7d08b9ac
  TheCharlatan:
    ACK 1c7d08b9ac
  jamesob:
    ACK 1c7d08b9ac ([`jamesob/ackr/27862.1.ryanofsky.validation_stricter_assu`](https://github.com/jamesob/bitcoin/tree/ackr/27862.1.ryanofsky.validation_stricter_assu))

Tree-SHA512: fb1dcde3fa0e77b4ba0c48507d289552b939c2866781579c8e994edc209abc3cd29cf81c89380057199323a8eec484956abb1fd3a43c957ecd0e7f7bbfd63fd8
2023-06-22 13:20:36 -04:00
Andrew Chow
e4bbfb2d49
Merge bitcoin/bitcoin#27632: Raise on invalid -debug and -loglevel config options
daa5a658c0 refactor: rename BCLog::BLOCKSTORE to BLOCKSTORAGE (Jon Atack)
cf622b214b doc: release note re raising on invalid -debug/debugexclude/loglevel (Jon Atack)
6cb1c66041 init: remove config option names from translated -loglevel strings (Jon Atack)
2547829272 test: -loglevel raises on invalid values (Jon Atack)
a9c295888b init: raise on invalid loglevel config option (Jon Atack)
b0c3995393 test: -debug and -debugexclude raise on invalid values (Jon Atack)
4c3c19d943 init: raise on invalid debug/debugexclude config options (Jon Atack)

Pull request description:

  and rename BCLog::BLOCKSTORE to BLOCKSTORAGE so the enum is the same as its value like the other BCLog enums.

  Per discussion in bitcoin-core-dev IRC today from https://bitcoin-irc.chaincode.com/bitcoin-core-dev/2023-05-11#921458.

ACKs for top commit:
  achow101:
    ACK daa5a658c0
  ryanofsky:
    Code review ACK daa5a658c0. Just translated string template cleanup since last review
  pinheadmz:
    re-ACK daa5a658c0

Tree-SHA512: 4c107a93d8e8ce4e2ee81d44aec672526ca354ec390b241221067f68204beac8b4ba7a65748bcfa124ff2245c4307fa9243ec4fe0b464d0fa69c787fb322c3cc
2023-06-20 13:55:18 -04:00
fanquake
32e2ffc393
Remove the syscall sandbox
After initially being merged in #20487, it's no-longer clear that an
internal syscall sandboxing mechanism is something that Bitcoin Core
should have/maintain, especially when compared to better
maintained/supported alterantives, i.e firejail.

Note that given where it's used, the sandbox also gets dragged into the
kernel.

There is some related discussion in #24771.

This should not require any sort of deprecation, as this was only ever
an opt-in, experimental feature.

Closes #24771.
2023-06-16 10:38:19 +01:00
Ryan Ofsky
9047337d36 validation: Stricter assumeutxo error handling in LoadChainstate
Make LoadChainstate return an explicit error when snapshot validation succeeds,
but there is an error trying to replace the background chainstate with the
snapshot chainstate. Previously in this case LoadChainstate would trigger a
shutdown and return INTERRUPTED, now it will return an actual error code.

There's no real change to behavior other than error message being formatted a
little differently.

Motivation for this change is to replace error handling via callbacks with
error handling via return value ahead of
https://github.com/bitcoin/bitcoin/pull/27861
2023-06-15 15:11:32 -04:00
ismaelsadeeq
cf219f29f3 tx fees, policy: read stale fee estimates with a regtest-only option
If -acceptstalefeeestimates option is passed stale fee estimates can now
be read when operating in regtest environments.

Additionally, this commit updates all declarations of the CBlockPolicyEstimator
class to include a the second constructor variable.
2023-06-14 22:39:26 +01:00
ismaelsadeeq
5b886f2b43 tx fees, policy: periodically flush fee estimates to fee_estimates.dat
This reduces chances of having old estimates in fee_estimates.dat.
2023-06-14 21:42:41 +01:00
Jon Atack
a9c295888b init: raise on invalid loglevel config option 2023-06-14 08:27:46 -06:00
Jon Atack
4c3c19d943 init: raise on invalid debug/debugexclude config options 2023-06-14 08:27:46 -06:00
furszy
3b2c61e819
Return EXIT_FAILURE on post-init fatal errors
It seems odd to return `EXIT_SUCCESS` when the node aborted
execution due a fatal internal error or any post-init problem
that triggers an unrequested shutdown.

e.g. blocks or coins db I/O errors, disconnect block failure,
failure during thread import (external blocks loading process
error), among others.

Co-authored-by: Ryan Ofsky <ryan@ofsky.org>
2023-06-09 17:52:23 -03:00
Andrew Chow
71300489af
Merge bitcoin/bitcoin#26261: p2p: cleanup LookupIntern, Lookup and LookupHost
5c832c3820 p2p, refactor: return `std::optional<CNetAddr>` in `LookupHost` (brunoerg)
34bcdfc6a6 p2p, refactor: return vector/optional<CService> in `Lookup` (brunoerg)
7799eb125b p2p, refactor: return `std::vector<CNetAddr>` in `LookupHost` (brunoerg)
5c1774a563 p2p, refactor: return `std::vector<CNetAddr>` in `LookupIntern` (brunoerg)

Pull request description:

  Continuation of #26078.

  To improve readability instead of returning a bool and passing stuff by reference, this PR changes:

  - `LookupHost` to return `std::vector<CNetAddr>`
  - `LookupHost` to return `std::optional<CNetAddr>`
  - `Lookup` to return `std::vector<CService>`
  - `Lookup` to return `std::optional<CService>`.
  - `LookupIntern` to return `std::vector<CNetAddr>`

  As discussed in #26078, it would be better to avoid using `optional` in some cases, but for specific `Lookup` and `LookupHost` functions it's necessary to use `optional` to verify if they were able to catch some data from their overloaded function.

ACKs for top commit:
  achow101:
    ACK 5c832c3820
  stickies-v:
    re-ACK 5c832c3820 - just addressing two nits, no other changes
  theStack:
    re-ACK 5c832c3820

Tree-SHA512: ea346fdc54463999646269bd600cd4a1590ef958001d2f0fc2be608ca51e1b4365efccca76dd4972b023e12fcc6e67d226608b0df7beb901bdeadd19948df840
2023-05-30 11:39:59 -04:00
fanquake
9564f98fee
Merge bitcoin/bitcoin#27636: kernel: Remove util/system from kernel library, interface_ui from validation.
7d3b35004b refactor: Move system from util to common library (TheCharlatan)
7eee356c0a refactor: Split util::AnyPtr into its own file (TheCharlatan)
44de325d95 refactor: Split util::insert into its own file (TheCharlatan)
9ec5da36b6 refactor: Move ScheduleBatchPriority to its own file (TheCharlatan)
f871c69191 kernel: Add warning method to notifications (TheCharlatan)
4452707ede kernel: Add progress method to notifications (TheCharlatan)
84d71457e7 kernel: Add headerTip method to notifications (TheCharlatan)
447761c822 kernel: Add notification interface (TheCharlatan)

Pull request description:

  This pull request is part of the `libbitcoinkernel` project https://github.com/bitcoin/bitcoin/issues/27587 https://github.com/bitcoin/bitcoin/projects/18 and more specifically its "Step 2: Decouple most non-consensus code from libbitcoinkernel".

  ---

  It removes the kernel library's dependency on `util/system` and `interface_ui`. `util/system` contains networking and shell-related code that should not be part of the kernel library. The following pull requests prepared `util/system` for this final step: https://github.com/bitcoin/bitcoin/pull/27419 https://github.com/bitcoin/bitcoin/pull/27254 https://github.com/bitcoin/bitcoin/pull/27238.

  `interface_ui` defines functions for a more general node interface and has a dependency on `boost/signals2`. After applying the patches from this pull request, the kernel's reliance on boost is down to `boost::multiindex`.

  The approach implemented here introduces some indirection, which makes the code a bit harder to read. Any suggestions for improving or reworking this pull request to make it more concise, or even reworking it into a more proper interface, are appreciated.

ACKs for top commit:
  MarcoFalke:
    re-ACK 7d3b35004b (no change) 🎋
  stickies-v:
    Code Review ACK 7d3b35004b
  hebasto:
    re-ACK 7d3b35004b, only last two commits dropped since my [recent](https://github.com/bitcoin/bitcoin/pull/27636#pullrequestreview-1435394620) review.

Tree-SHA512: c8cfc698dc9d78e20191c444708f2d957501229abe95e5806106d1126fb9c5fbcee686fb55645658c0107ce71f10646f37a2fdf7fde16bbf22cbf1ac885dd08d
2023-05-30 14:57:22 +01:00
brunoerg
34bcdfc6a6 p2p, refactor: return vector/optional<CService> in Lookup 2023-05-26 13:40:02 -03:00
fanquake
66b08e7822
Merge bitcoin/bitcoin#27302: init: Error if ignored bitcoin.conf file is found
eefe56967b bugfix: Fix incorrect debug.log config file path (Ryan Ofsky)
3746f00be1 init: Error if ignored bitcoin.conf file is found (Ryan Ofsky)
398c3719b0 lint: Fix lint-format-strings false positives when format specifiers have argument positions (Ryan Ofsky)

Pull request description:

  Show an error on startup if a bitcoin datadir that is being used contains a `bitcoin.conf` file that is ignored. There are two cases where this could happen:

  - One case reported in [#27246 (comment)](https://github.com/bitcoin/bitcoin/issues/27246#issuecomment-1470006043) happens when a `bitcoin.conf` file in the default datadir (e.g. `$HOME/.bitcoin/bitcoin.conf`) has a `datadir=/path` line that sets different datadir containing a second `bitcoin.conf` file. Currently the second `bitcoin.conf` file is ignored with no warning.

  - Another way this could happen is if a `-conf=` command line argument points to a configuration file with a `datadir=/path` line and that path contains a `bitcoin.conf` file, which is currently ignored.

  This change only adds an error message and doesn't change anything about way settings are applied. It also doesn't trigger errors if there are redundant `-datadir` or `-conf` settings pointing at the same configuration file, only if they are pointing at different files and one file is being ignored.

ACKs for top commit:
  pinheadmz:
    re-ACK eefe56967b
  willcl-ark:
    re-ACK eefe56967b
  TheCharlatan:
    ACK eefe56967b

Tree-SHA512: 939a98a4b271b5263d64a2df3054c56fcde94784edf6f010d78693a371c38aa03138ae9cebb026b6164bbd898d8fd0845a61a454fd996e328fd7bcf51c580c2b
2023-05-26 13:33:42 +01:00
Ryan Ofsky
8aa8f73adc refactor: Replace std::optional<bilingual_str> with util::Result 2023-05-24 08:55:47 -04:00
TheCharlatan
7d3b35004b
refactor: Move system from util to common library
Since the kernel library no longer depends on the system file, move it
to the common library instead in accordance to the diagram in
doc/design/libraries.md.
2023-05-20 12:08:13 +02:00
TheCharlatan
447761c822
kernel: Add notification interface
This commit is part of the libbitcoinkernel project and seeks to remove
the ChainstateManager's and, more generally, the kernel library's
dependency on interface_ui with options methods in this and the following
few commits. By removing interface_ui from the kernel library, its
dependency on boost is reduced to just boost::multi_index.

Define a new kernel notification class with virtual methods for
notifying about internal kernel events. Create a new file in the node
library for defining a function creating the default set of notification
methods such that these do not need to be re-defined all over the
codebase. As a first step, add a `blockTip` method, wrapping
`uiInterface.NotifyBlockTip`.
2023-05-20 12:03:22 +02:00
Martin Zumsande
97844d9268 index: Enable reindex-chainstate with active indexes
This is achieved by letting the index sync thread wait until
reindex-chainstate is finished.

This also disables the pruning check when reindexing the chainstate (which is
incompatible with prune mode) because there would be no chain at this point
in init.
2023-05-17 11:14:28 -04:00
TheCharlatan
5ff63a09a9
refactor, blockstorage: Replace stopafterblockimport arg
Add a stop_after_block_import field to the BlockManager options. Use
this field instead of the global gArgs.

This should allow users of the BlockManager to not rely on the global
Args.
2023-05-10 19:07:46 +02:00
TheCharlatan
18e5ba7c80
refactor, blockstorage: Replace blocksdir arg
Add a blocks_dir field to the BlockManager options. Move functions
relying on the global gArgs to get the blocks_dir into the BlockManager
class.

This should eventually allow users of the BlockManager to not rely on
the global Args and instead pass in their own options.
2023-05-10 19:07:44 +02:00
TheCharlatan
f0bb1021f0
refactor: Move functions to BlockManager methods
This is a commit in preparation for the next few commits. The functions
are moved to methods to avoid their re-declaration for the purpose of
passing in BlockManager options.

The functions that were now moved into the BlockManager should no longer
use the params as an argument, but instead use the member variable.

In the moved ReadBlockFromDisk and UndoReadFromDisk, change
the function signature to accept a reference to a CBlockIndex instead of
a raw pointer. The pointer is expected to be non-null, so reflect that
in the type.

To allow for the move of functions to BlockManager methods all call
sites require an instantiated BlockManager, or a callback to one.
2023-05-10 19:06:53 +02:00
TheCharlatan
cfbb212493
zmq: Pass lambda to zmq's ZMQPublishRawBlockNotifier
The lambda captures a reference to the chainman unique_ptr to retrieve
block data. An assert is added on the chainman to ensure that the lambda
is not used while the chainman is uninitialized.

This is done in preparation for the following commits where blockstorage
functions are made BlockManager methods.
2023-05-10 19:06:45 +02:00
TheCharlatan
8ed4ff8e05
refactor: Declare g_zmq_notification_interface as unique_ptr
Ensures better memory safety for this global. This came up during
discussion of the following commit, but is not strictly required for its
implementation.
2023-05-10 12:56:46 +02:00
TheCharlatan
e9ee8aaf3a
Add missing definitions in prep for scripted diff
The missing include and ArgsManager were found after applying the
scripted diff in the following commit.
2023-05-09 15:49:17 +02:00
TheCharlatan
ba8fc7d788
refactor: Replace string chain name constants with ChainTypes
This commit effectively moves the definition of these constants
out of the chainparamsbase to their own file.

Using the ChainType enums provides better type safety compared to
passing around strings.

The commit is part of an ongoing effort to decouple the libbitcoinkernel
library from the ArgsManager and other functionality that should not be
part of the kernel library.
2023-05-09 15:49:14 +02:00
MarcoFalke
facdb8b331
Add BlockManagerOpts::chainparams reference
and use it in blockstorage.cpp
2023-05-04 19:26:43 +02:00
Ryan Ofsky
3746f00be1 init: Error if ignored bitcoin.conf file is found
Show an error on startup if a bitcoin datadir that is being used contains a
`bitcoin.conf` file that is ignored. There are two cases where this could
happen:

- One case reported in
  https://github.com/bitcoin/bitcoin/issues/27246#issuecomment-1470006043
  happens when a bitcoin.conf file in the default datadir (e.g.
  $HOME/.bitcoin/bitcoin.conf) has a "datadir=/path" line that sets different
  datadir containing a second bitcoin.conf file. Currently the second
  bitcoin.conf file is ignored with no warning.

- Another way this could happen is if a -conf= command line argument points
  to a configuration file with a "datadir=/path" line and that specified path
  contains a bitcoin.conf file, which is currently ignored.

This change only adds an error message and doesn't change anything about way
settings are applied. It also doesn't trigger errors if there are redundant
-datadir or -conf settings pointing at the same configuration file, only if
they are pointing at different files and one file is being ignored.
2023-04-21 06:53:23 -04:00
TheCharlatan
be55f545d5
move-only: Extract common/args and common/config.cpp from util/system
This is an extraction of ArgsManager related functions from util/system
into their own common file.

Config file related functions are moved to common/config.cpp.

The background of this commit is an ongoing effort to decouple the
libbitcoinkernel library from the ArgsManager. The ArgsManager belongs
into the common library, since the kernel library should not depend on
it. See doc/design/libraries.md for more information on this rationale.
2023-04-19 10:48:30 +02:00
fanquake
369d4c03b7
Merge bitcoin/bitcoin#27254: refactor: Extract util/fs from util/system
00e9b97f37 refactor: Move fs.* to util/fs.* (TheCharlatan)
106b46d9d2 Add missing fs.h includes (TheCharlatan)
b202b3dd63 Add missing cstddef include in assumptions.h (TheCharlatan)
18fb36367a refactor: Extract util/fs_helpers from util/system (Ben Woosley)

Pull request description:

  This pull request is part of the `libbitcoinkernel` project https://github.com/bitcoin/bitcoin/issues/24303 https://github.com/bitcoin/bitcoin/projects/18 and more specifically its "Step 2: Decouple most non-consensus code from libbitcoinkernel". This commit was originally authored by empact and is taken from its parent PR #25152.

  #### Context

  There is an ongoing effort to decouple the `ArgsManager` used for command line parsing user-provided arguments from the libbitcoinkernel library (https://github.com/bitcoin/bitcoin/pull/25290, https://github.com/bitcoin/bitcoin/pull/25487, https://github.com/bitcoin/bitcoin/pull/25527, https://github.com/bitcoin/bitcoin/pull/25862, https://github.com/bitcoin/bitcoin/pull/26177, and https://github.com/bitcoin/bitcoin/pull/27125). The `ArgsManager` is defined in `system.h`. A similar pull request extracting functionality from `system.h` has been merged in https://github.com/bitcoin/bitcoin/pull/27238.

  #### Changes

  Next to providing better code organization, this PR removes some reliance of the tree of libbitcoinkernel header includes on `system.h` (and thus the `ArgsManager` definition) by moving filesystem related functions out of the `system.*` files.

  There is already a pair of `fs.h` / `fs.cpp` in the top-level `src/` directory. They were not combined with the files introduced here, to keep the patch cleaner and more importantly because they are often included without the utility functions. The new files are therefore named `fs_helpers` and the existing `fs` files are moved into the util directory.

  Further commits splitting more functionality out of `system.h` are still in #25152 and will be submitted in separate PRs once this PR has been processed.

ACKs for top commit:
  hebasto:
    ACK 00e9b97f37

Tree-SHA512: 31422f148d14ba3c843b99b1550a6fd77c77f350905ca324f93d4f97b652246bc58fa9696c64d1201979cf88733e40be02d262739bb7d417cf22bf506fdb7666
2023-04-03 14:41:22 +01:00
TheCharlatan
00e9b97f37
refactor: Move fs.* to util/fs.*
The fs.* files are already part of the libbitcoin_util library. With the
introduction of the fs_helpers.* it makes sense to move fs.* into the
util/ directory as well.
2023-03-23 12:55:18 +01:00
Ben Woosley
18fb36367a
refactor: Extract util/fs_helpers from util/system
This is an extraction of filesystem related functions from util/system
into their own utility file.

The background of this commit is an ongoing effort to decouple the
libbitcoinkernel library from the ArgsManager defined in system.h.
Moving these functions out of system.h allows including them from a
separate source file without including the ArgsManager definitions from
system.h.
2023-03-23 12:52:00 +01:00
Andrew Chow
b7edd55c22
Merge bitcoin/bitcoin#26899: p2p: set -dnsseed and -listen false if maxconnections=0
fabb95e7bf doc: add release note for 26899 (brunoerg)
c84c5f6e89 p2p: set `-dnsseed` and `-listen` false if `maxconnections=0` (brunoerg)

Pull request description:

  If `maxconnections=0`, it means our possible connections are going to be manual (e.g via `addnode`). For this reason, we can skip DNS seeds and set `listen` false.

ACKs for top commit:
  achow101:
    ACK fabb95e7bf
  vasild:
    ACK fabb95e7bf
  1440000bytes:
    reACK fabb95e7bf

Tree-SHA512: 33919a784723a32450f39ee4f6de3e27cc7c7f4c6ab4b8ce673981d461df334197deaf43e3f882039fa1ac36b2fddc6c6ab4413512d6c393d4a6865302dd05e7
2023-03-20 12:49:10 -04:00
MarcoFalke
fa177d7b6b
Move ::fPruneMode into BlockManager 2023-03-15 15:47:42 +01:00
MarcoFalke
fa721f1cab
Move ::nPruneTarget into BlockManager 2023-03-15 15:33:12 +01:00
glozow
f50fb178c3
Merge bitcoin/bitcoin#27235: Avoid integer overflow in CheckDiskSpace
05eeba2c5f [test] Add manual prune startup test case (dergoegge)
4517419628 [util] Avoid integer overflow in CheckDiskSpace (dergoegge)

Pull request description:

  Starting a fresh node with `-prune=1` causes an integer overflow to happen in `CheckDiskSpace` ([here](f7bdcfc83f/src/init.cpp (L1633-L1648))) because `nPruneTarget` is to the max `uint64_t` value.
  ```
   node1 stderr util/system.cpp:138:51: runtime error: unsigned integer overflow: 52428800 + 18446744073709551615 cannot be represented in type 'unsigned long'
      #0 0x564a482b5088 in CheckDiskSpace(fs::path const&, unsigned long) src/./src/util/system.cpp:138:51
      #1 0x564a4728dc59 in AppInitMain(node::NodeContext&, interfaces::BlockAndHeaderTipInfo*) src/./src/init.cpp:1639:14
      #2 0x564a47256e6a in AppInit(node::NodeContext&, int, char**) src/./src/bitcoind.cpp:221:43
      #3 0x564a47256087 in main src/./src/bitcoind.cpp:265:13
      #4 0x7fcb7cbffd8f  (/lib/x86_64-linux-gnu/libc.so.6+0x29d8f) (BuildId: 69389d485a9793dbe873f0ea2c93e02efaa9aa3d)
      #5 0x7fcb7cbffe3f in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x29e3f) (BuildId: 69389d485a9793dbe873f0ea2c93e02efaa9aa3d)
      #6 0x564a471957f4 in _start (/tmp/cirrus-ci-build/ci/scratch/build/bitcoin-x86_64-pc-linux-gnu/src/bitcoind+0xca07f4) (BuildId: 035cb22302d37317a630900a15a26ecb326d395c)
  SUMMARY: UndefinedBehaviorSanitizer: unsigned-integer-overflow util/system.cpp:138:51 in
  ```

  I think side stepping the overflow for this specific case, is better than adding an exception to the UB suppresions file.

ACKs for top commit:
  MarcoFalke:
    ACK 05eeba2c5f 🥝
  john-moffett:
    ACK 05eeba2c5f

Tree-SHA512: 1d8e6bcb49818139f04b5ab2cbef7f9b422bf0c38a804cd532b6bd0ba4c4fd07f959ba977e59896343f213086c8ecc48180f50d006638dc84649c66ec379d58a
2023-03-13 17:01:48 +00:00
brunoerg
c84c5f6e89 p2p: set -dnsseed and -listen false if maxconnections=0
If `maxconnections=0`, it means our possible connections are
going to be manual (e.g via `addnode`). For this reason, we
can skip DNS seeds and set `listen` false.
2023-03-10 13:42:32 -03:00
MarcoFalke
fa3e9b420f
refactor: Consistently use args over gArgs in init.cpp 2023-03-10 17:29:51 +01:00
dergoegge
4517419628 [util] Avoid integer overflow in CheckDiskSpace 2023-03-10 15:50:26 +01:00
ekzyis
5c938e74cf Use string interpolation for default value of -listen 2023-03-09 10:46:30 +01:00
Ryan Ofsky
9a9d5da11f refactor: Stop using gArgs global in system.cpp
Most of the code in util/system.cpp that was hardcoded to use the global
ArgsManager instance `gArgs` has been changed to work with explicit ArgsManager
instances (for example in https://github.com/bitcoin/bitcoin/pull/20092). But a
few hardcoded references to `gArgs` remain. This commit removes the last ones
so these functions aren't reading or writing global state.
2023-02-27 14:21:13 -05:00
Andrew Chow
832fa2d238
Merge bitcoin/bitcoin#25574: validation: Improve error handling when VerifyDB dosn't finish successfully
0af16e7134 doc: add release note for #25574 (Martin Zumsande)
57ef2a4812 validation: report if pruning prevents completion of verification (Martin Zumsande)
0c7785bb25 init, validation: Improve handling if VerifyDB() fails due to insufficient dbcache (Martin Zumsande)
d6f781f1cf validation: return VerifyDBResult::INTERRUPTED if verification was interrupted (Martin Zumsande)
6360b5302d validation: Change return value of VerifyDB to enum type (Martin Zumsande)

Pull request description:

  `VerifyDB()` can fail to complete due to insufficient dbcache at the level 3 checks. This PR improves the error handling in this case in the following ways:
  - The rpc `-verifychain` now returns false if the check can't be completed due to insufficient cache
  - During init, we only log a warning if the default values for `-checkblocks` and `-checklevel` are taken and the check doesn't complete. However, if the user actively specifies one of these args, we return with an InitError if we can't complete the check.

  This PR also changes `-verifychain` RPC to return `false` if the verification didn't finish due to missing block data (pruning) or due to being interrupted by the node being shutdown.

  Previously, this PR also included a fix for a possible assert during verification - this was done in #27009 (now merged).

ACKs for top commit:
  achow101:
    ACK 0af16e7134
  ryanofsky:
    Code review ACK 0af16e7134. Only small suggested changes since the last review, like renaming some of the enum values. I did leave more suggestions, but they are not very important and could be followups
  john-moffett:
    ACK 0af16e7134
  MarcoFalke:
    lgtm re-ACK 0af16e7134 🎚

Tree-SHA512: 84b4f767cf9bfbafef362312757c9bf765b41ae3977f4ece840e40c52a2266b1457832df0cdf70440be0aac2168d9b58fc817238630b0b6812f3836ca950bc0e
2023-02-22 14:19:44 -05:00
Andrew Chow
9321df4487
Merge bitcoin/bitcoin#25862: refactor, kernel: Remove gArgs accesses from dbwrapper and txdb
aadd7c5b9b refactor, validation: Add ChainstateManagerOpts db options (Ryan Ofsky)
0352258148 refactor, txdb: Use DBParams struct in CBlockTreeDB (Ryan Ofsky)
c00fa1a734 refactor, txdb: Add CoinsViewOptions struct (Ryan Ofsky)
2eaeded37f refactor, dbwrapper: Add DBParams and DBOptions structs (Ryan Ofsky)

Pull request description:

  Code in the libbitcoin_kernel library should not be calling `ArgsManager` methods or trying to read options from the command line. Instead it should just get options values from simple structs and function arguments that are passed in externally. This PR removes `gArgs` accesses from `dbwrapper` and `txdb` modules by defining appropriate options structs, and is a followup to PR's #25290 #25487 #25527 which remove other `ArgsManager` calls from kernel modules.

  This PR does not change behavior in any way. It is a simpler alternative to #25623 because the only thing it does is remove `gArgs` references from kernel code. It avoids other unnecessary changes like adding options to the kernel API (they can be added separately later).

ACKs for top commit:
  TheCharlatan:
    Code review ACK aadd7c5b9b
  achow101:
    ACK aadd7c5b9b
  furszy:
    diff ACK aadd7c5b

Tree-SHA512: 46dfd5d99ab3110492e7bba97a87122c831b8344caaf7dd2ebdb6e0ad6aa9174d4d1832d6f3a7465eda9294fe50defaa3c000afbbddc4e72838687df09a63ffd
2023-02-17 16:54:55 -05:00
Andrew Chow
f722a9bd13
Merge bitcoin/bitcoin#20018: p2p: ProcessAddrFetch(-seednode) is unnecessary if -connect is specified
2555a3950f p2p: ProcessAddrFetch(-seednode) is unnecessary if -connect is specified (Dhruv Mehta)

Pull request description:

  If the user runs: `bitcoind -connect=X -seednode=Y`, I _think_ it is safe to ignore `-seednode`. A more populated `addrman` (via `getaddr` calls to peers in `-seednode`) is not useful in this configuration: `addrman` entries are used to initiate new outbound connections when slots are open, or to open feeler connections and keep `addrman` from getting stale. This is all done in a part of `ThreadOpenConnections` (below [this line](https://github.com/bitcoin/bitcoin/blob/master/src/net.cpp#L1803)) which is never executed when `-connect` is supplied. With `-connect`, `ThreadOpenConnections` will run [this loop](https://github.com/bitcoin/bitcoin/blob/master/src/net.cpp#L1785) and exit thread execution when interrupted.

  Reviewers may also find it relevant that when `-connect` is used, we [soft disable](https://github.com/bitcoin/bitcoin/blob/master/src/init.cpp#L800) `-dnsseed` in init.cpp perhaps for the same reason i.e. seeding is not useful with `-connect`.

  Running `ProcessAddrFetch` does not seem to have downside except developer confusion AFAICT. I was confused by this and felt it might affect other new bitcoiners too. If there is strong preference to not remove the line, I'd also be happy to just leave a comment there mentioning `ADDR_FETCH`/`-seednode` is irrelevant when used with `-connect`.

  If this change is accepted, the node will still make `getaddr` calls to peers in `-connect` and expand `addrman`. However, disabling those `getaddr` calls would leak information about the node's configuration.

ACKs for top commit:
  mzumsande:
    Code Review ACK 2555a3950f
  achow101:
    ACK 2555a3950f
  vasild:
    ACK 2555a3950f

Tree-SHA512: 9187a0cff58db8edeca7e15379b1c121e7ebe8c38fb82f69e3dae8846ee94c92a329d79025e0f023c7579b2d86e7dbf756e4e30e90a72236bfcd2c00714180b3
2023-02-17 14:21:06 -05:00
Andrew Chow
35fbc97208
Merge bitcoin/bitcoin#25619: net: avoid overriding non-virtual ToString() in CService and use better naming
c9d548c91f net: remove CService::ToStringPort() (Vasil Dimov)
fd4f0f41e9 gui: simplify OptionsDialog::updateDefaultProxyNets() (Vasil Dimov)
96c791dd20 net: remove CService::ToString() use ToStringAddrPort() instead (Vasil Dimov)
944a9de08a net: remove CNetAddr::ToString() and use ToStringAddr() instead (Vasil Dimov)
043b9de59a scripted-diff: rename ToStringIP[Port]() to ToStringAddr[Port]() (Vasil Dimov)

Pull request description:

  Before this PR we had the somewhat confusing combination of methods:

  `CNetAddr::ToStringIP()`
  `CNetAddr::ToString()` (duplicate of the above)
  `CService::ToStringIPPort()`
  `CService::ToString()` (duplicate of the above, overrides a non-virtual method from `CNetAddr`)
  `CService::ToStringPort()`

  Avoid [overriding non-virtual methods](https://github.com/bitcoin/bitcoin/pull/25349/#issuecomment-1185226396).

  "IP" stands for "Internet Protocol" and while sometimes "IP addresses" are called just "IPs", it is incorrect to call Tor or I2P addresses "IPs". Thus use "Addr" instead of "IP".

  Change the above to:

  `CNetAddr::ToStringAddr()`
  `CService::ToStringAddrPort()`

  The changes touch a lot of files, but are mostly mechanical.

ACKs for top commit:
  sipa:
    utACK c9d548c91f
  achow101:
    ACK c9d548c91f
  jonatack:
    re-ACK c9d548c91f only change since my previous reviews is rebase, but as a sanity check rebased to current master and at each commit quickly re-reviewed and re-verified clean build and green unit tests
  LarryRuane:
    ACK c9d548c91f

Tree-SHA512: 633fb044bdecf9f551b5e3314c385bf10e2b78e8027dc51ec324b66b018da35e5b01f3fbe6295bbc455ea1bcd1a3629de1918d28de510693afaf6a52693f2157
2023-02-17 13:34:40 -05:00
Martin Zumsande
0c7785bb25 init, validation: Improve handling if VerifyDB() fails due to insufficient dbcache
The rpc command verifychain now fails if the dbcache was not sufficient
to complete the verification at the specified level and depth.

In the same situation, the VerifyDB check during Init will now fail (and lead to
an early shutdown) if the user has explicitly specified -checkblocks or
-checklevel but the check couldn't be executed because of the limited
cache. If the user didn't change any of the two and is using the defaults, log a warning
but don't prevent the node from starting up.
2023-02-16 17:58:52 -05:00
Ryan Ofsky
aadd7c5b9b refactor, validation: Add ChainstateManagerOpts db options
Use ChainstateManagerOpts struct to remove ArgsManager uses from validation.cpp.

This commit does not change behavior.
2023-02-10 04:39:11 -04:00
Hennadii Stepanov
581f16ef34
Apply default umask in SetupEnvironment()
This change makes all filesystem artifacts--files and directories--being
created with the default umask.
2023-02-06 11:08:03 +00:00
Hennadii Stepanov
8a6219e543
Remove -sysperms option
This change effectively reverts commits from
https://github.com/bitcoin/bitcoin/pull/4286.

Users, who rely on non-default access permissions, should use `chmod`
command.
2023-02-05 08:09:16 +00:00
MarcoFalke
9a288430df
Merge bitcoin/bitcoin#26900: refactor: Add BlockManager getters
faf7b4f1fc Add BlockManager::IsPruneMode() (MarcoFalke)
fae71fe27e Add BlockManager::GetPruneTarget() (MarcoFalke)
fa0f0436d8 Add BlockManager::LoadingBlocks() (MarcoFalke)

Pull request description:

  Requested in https://github.com/bitcoin/bitcoin/pull/25781#discussion_r1061323795, but adding getters seems unrelated from removing globals, so I split it out for now.

ACKs for top commit:
  dergoegge:
    Code review ACK faf7b4f1fc
  brunoerg:
    crACK faf7b4f1fc

Tree-SHA512: 204d0e9a0e8b78175482f89b4ce620fba0e65d8e49ad845d187af44d3843f4c733a01bac1ffe5a5319f524d8346123693a456778b69d6c75268c447eb8839642
2023-01-27 17:33:11 +01:00
MarcoFalke
0486148f75
Merge bitcoin/bitcoin#26829: init: Remove unnecessary sensitive flag from rpcbind
b9d5674541 init: Remove sensitive flag from rpcbind (Andrew Chow)

Pull request description:

  `-rpcbind` is currently flagged as a sensitive option which means that its value will be masked when the command line args are written to the debug.log file. However this is not useful as if `rpcbind` is actually activated, the bound IP addresses will be written to the log anyways. The test `feature_config_args.py` did not catch this contradiction as the test node was not started with `rpcallowip` and so `rpcbind` was not acted upon.

  This also brings `rpcbind` inline with `bind` as that is not flagged as sensitive either.

ACKs for top commit:
  Sjors:
    re-utACK b9d5674541
  willcl-ark:
    ACK b9d5674
  theStack:
    ACK b9d5674541

Tree-SHA512: 50ab5ad2e18ae70649deb1ac429d404b5f5c41f32a4943b2041480580152df22e72d4aae493379d0b23fcb649ab342376a82119760fbf6dfdcda659ffd3e244a
2023-01-25 15:32:41 +01:00