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Merge branch 'pr/24069' into pr/24058

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Maxblinder 2021-12-15 02:48:36 -05:00
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SECURITY.md
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@ -29,92 +29,147 @@ Fingerprint: `AE96 ED96 9E47 9B00 84F3 E17F E88D 3334 FA5F 6A0A`
``` ```
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-----END PGP PUBLIC KEY BLOCK----- MI7A9e13Mvv+RRkYFLJ7PVPdNpbW5jqX1doklFpKf6/XM+B+ngYneU+zgCUBiQJVBBMBCAA/
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=arte
-----END PGP PUBLIC KEY BLOCK------
``` ```

9
core/blockchain.go
View file

@ -2204,7 +2204,14 @@ func (bc *BlockChain) maintainTxIndex(ancients uint64) {
// If a previous indexing existed, make sure that we fill in any missing entries // If a previous indexing existed, make sure that we fill in any missing entries
if bc.txLookupLimit == 0 || head < bc.txLookupLimit { if bc.txLookupLimit == 0 || head < bc.txLookupLimit {
if *tail > 0 { if *tail > 0 {
rawdb.IndexTransactions(bc.db, 0, *tail, bc.quit) // It can happen when chain is rewound to a historical point which
// is even lower than the indexes tail, recap the indexing target
// to new head to avoid reading non-existent block bodies.
end := *tail
if end > head+1 {
end = head + 1
}
rawdb.IndexTransactions(bc.db, 0, end, bc.quit)
} }
return return
} }

4
core/rawdb/chain_iterator.go
View file

@ -247,7 +247,8 @@ func indexTransactions(db ethdb.Database, from uint64, to uint64, interrupt chan
} }
} }
// IndexTransactions creates txlookup indices of the specified block range. // IndexTransactions creates txlookup indices of the specified block range. The from
// is included while to is excluded.
// //
// This function iterates canonical chain in reverse order, it has one main advantage: // This function iterates canonical chain in reverse order, it has one main advantage:
// We can write tx index tail flag periodically even without the whole indexing // We can write tx index tail flag periodically even without the whole indexing
@ -339,6 +340,7 @@ func unindexTransactions(db ethdb.Database, from uint64, to uint64, interrupt ch
} }
// UnindexTransactions removes txlookup indices of the specified block range. // UnindexTransactions removes txlookup indices of the specified block range.
// The from is included while to is excluded.
// //
// There is a passed channel, the whole procedure will be interrupted if any // There is a passed channel, the whole procedure will be interrupted if any
// signal received. // signal received.

16
core/vm/evm.go
View file

@ -165,9 +165,6 @@ func (evm *EVM) Interpreter() *EVMInterpreter {
// the necessary steps to create accounts and reverses the state in case of an // the necessary steps to create accounts and reverses the state in case of an
// execution error or failed value transfer. // execution error or failed value transfer.
func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int) (ret []byte, leftOverGas uint64, err error) { func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int) (ret []byte, leftOverGas uint64, err error) {
if evm.Config.NoRecursion && evm.depth > 0 {
return nil, gas, nil
}
// Fail if we're trying to execute above the call depth limit // Fail if we're trying to execute above the call depth limit
if evm.depth > int(params.CallCreateDepth) { if evm.depth > int(params.CallCreateDepth) {
return nil, gas, ErrDepth return nil, gas, ErrDepth
@ -254,9 +251,6 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
// CallCode differs from Call in the sense that it executes the given address' // CallCode differs from Call in the sense that it executes the given address'
// code with the caller as context. // code with the caller as context.
func (evm *EVM) CallCode(caller ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int) (ret []byte, leftOverGas uint64, err error) { func (evm *EVM) CallCode(caller ContractRef, addr common.Address, input []byte, gas uint64, value *big.Int) (ret []byte, leftOverGas uint64, err error) {
if evm.Config.NoRecursion && evm.depth > 0 {
return nil, gas, nil
}
// Fail if we're trying to execute above the call depth limit // Fail if we're trying to execute above the call depth limit
if evm.depth > int(params.CallCreateDepth) { if evm.depth > int(params.CallCreateDepth) {
return nil, gas, ErrDepth return nil, gas, ErrDepth
@ -305,9 +299,6 @@ func (evm *EVM) CallCode(caller ContractRef, addr common.Address, input []byte,
// DelegateCall differs from CallCode in the sense that it executes the given address' // DelegateCall differs from CallCode in the sense that it executes the given address'
// code with the caller as context and the caller is set to the caller of the caller. // code with the caller as context and the caller is set to the caller of the caller.
func (evm *EVM) DelegateCall(caller ContractRef, addr common.Address, input []byte, gas uint64) (ret []byte, leftOverGas uint64, err error) { func (evm *EVM) DelegateCall(caller ContractRef, addr common.Address, input []byte, gas uint64) (ret []byte, leftOverGas uint64, err error) {
if evm.Config.NoRecursion && evm.depth > 0 {
return nil, gas, nil
}
// Fail if we're trying to execute above the call depth limit // Fail if we're trying to execute above the call depth limit
if evm.depth > int(params.CallCreateDepth) { if evm.depth > int(params.CallCreateDepth) {
return nil, gas, ErrDepth return nil, gas, ErrDepth
@ -347,9 +338,6 @@ func (evm *EVM) DelegateCall(caller ContractRef, addr common.Address, input []by
// Opcodes that attempt to perform such modifications will result in exceptions // Opcodes that attempt to perform such modifications will result in exceptions
// instead of performing the modifications. // instead of performing the modifications.
func (evm *EVM) StaticCall(caller ContractRef, addr common.Address, input []byte, gas uint64) (ret []byte, leftOverGas uint64, err error) { func (evm *EVM) StaticCall(caller ContractRef, addr common.Address, input []byte, gas uint64) (ret []byte, leftOverGas uint64, err error) {
if evm.Config.NoRecursion && evm.depth > 0 {
return nil, gas, nil
}
// Fail if we're trying to execute above the call depth limit // Fail if we're trying to execute above the call depth limit
if evm.depth > int(params.CallCreateDepth) { if evm.depth > int(params.CallCreateDepth) {
return nil, gas, ErrDepth return nil, gas, ErrDepth
@ -451,10 +439,6 @@ func (evm *EVM) create(caller ContractRef, codeAndHash *codeAndHash, gas uint64,
contract := NewContract(caller, AccountRef(address), value, gas) contract := NewContract(caller, AccountRef(address), value, gas)
contract.SetCodeOptionalHash(&address, codeAndHash) contract.SetCodeOptionalHash(&address, codeAndHash)
if evm.Config.NoRecursion && evm.depth > 0 {
return nil, address, gas, nil
}
if evm.Config.Debug { if evm.Config.Debug {
if evm.depth == 0 { if evm.depth == 0 {
evm.Config.Tracer.CaptureStart(evm, caller.Address(), address, true, codeAndHash.code, gas, value) evm.Config.Tracer.CaptureStart(evm, caller.Address(), address, true, codeAndHash.code, gas, value)

1
core/vm/interpreter.go
View file

@ -28,7 +28,6 @@ import (
type Config struct { type Config struct {
Debug bool // Enables debugging Debug bool // Enables debugging
Tracer EVMLogger // Opcode logger Tracer EVMLogger // Opcode logger
NoRecursion bool // Disables call, callcode, delegate call and create
NoBaseFee bool // Forces the EIP-1559 baseFee to 0 (needed for 0 price calls) NoBaseFee bool // Forces the EIP-1559 baseFee to 0 (needed for 0 price calls)
EnablePreimageRecording bool // Enables recording of SHA3/keccak preimages EnablePreimageRecording bool // Enables recording of SHA3/keccak preimages

20
p2p/simulations/README.md
View file

@ -1,7 +1,7 @@
# devp2p Simulations # devp2p Simulations
The `p2p/simulations` package implements a simulation framework which supports The `p2p/simulations` package implements a simulation framework that supports
creating a collection of devp2p nodes, connecting them together to form a creating a collection of devp2p nodes, connecting them to form a
simulation network, performing simulation actions in that network and then simulation network, performing simulation actions in that network and then
extracting useful information. extracting useful information.
@ -65,10 +65,10 @@ localhost ports.
## Network ## Network
A simulation network is created with an ID and default service (which is used A simulation network is created with an ID and default service. The default
if a node is created without an explicit service), exposes methods for service is used if a node is created without an explicit service. The
creating, starting, stopping, connecting and disconnecting nodes, and emits network has exposed methods for creating, starting, stopping, connecting
events when certain actions occur. and disconnecting nodes. It also emits events when certain actions occur.
### Events ### Events
@ -80,7 +80,7 @@ A simulation network emits the following events:
The events have a "control" flag which when set indicates that the event is the The events have a "control" flag which when set indicates that the event is the
outcome of a controlled simulation action (e.g. creating a node or explicitly outcome of a controlled simulation action (e.g. creating a node or explicitly
connecting two nodes together). connecting two nodes).
This is in contrast to a non-control event, otherwise called a "live" event, This is in contrast to a non-control event, otherwise called a "live" event,
which is the outcome of something happening in the network as a result of a which is the outcome of something happening in the network as a result of a
@ -98,12 +98,12 @@ network and then wait for expectations to be met.
With a running simulation network, the `Simulation.Run` method can be called With a running simulation network, the `Simulation.Run` method can be called
with a `Step` which has the following fields: with a `Step` which has the following fields:
* `Action` - a function which performs some action in the network * `Action` - a function that performs some action in the network
* `Expect` - an expectation function which returns whether or not a * `Expect` - an expectation function which returns whether or not a
given node meets the expectation given node meets the expectation
* `Trigger` - a channel which receives node IDs which then trigger a check * `Trigger` - a channel that receives node IDs which then trigger a check
of the expectation function to be performed against that node of the expectation function to be performed against that node
As a concrete example, consider a simulated network of Ethereum nodes. An As a concrete example, consider a simulated network of Ethereum nodes. An
@ -116,7 +116,7 @@ the expectation and what network events were emitted during the step run.
## HTTP API ## HTTP API
The simulation framework includes a HTTP API which can be used to control the The simulation framework includes a HTTP API that can be used to control the
simulation. simulation.
The API is initialised with a particular node adapter and has the following The API is initialised with a particular node adapter and has the following