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Fix json tracer overflow #9873

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merged 5 commits into from Nov 7, 2018
Merged

Fix json tracer overflow #9873

merged 5 commits into from Nov 7, 2018

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sorpaas
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@sorpaas sorpaas commented Nov 6, 2018

Fixes #9872 by resizing the memory in case of overflow.

The current logic in json tracer does an artificial trace_executed on VM error return, within which the previous trace_prepare_execute's mem_written might not be valid. This is replaced by a direct trace push.

@sorpaas sorpaas added A0-pleasereview 🤓 Pull request needs code review. M4-core ⛓ Core client code / Rust. labels Nov 6, 2018
@sorpaas sorpaas added this to the 2.2 milestone Nov 6, 2018
@sorpaas sorpaas added B1-patch-beta 🕷🕷 A4-gotissues 💥 Pull request is reviewed and has significant issues which must be addressed. labels Nov 6, 2018
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sorpaas commented Nov 6, 2018

Having issues for this PR at this moment. As @cheme pointed out the bug is still present! Issue is fixed!

@sorpaas sorpaas removed the A4-gotissues 💥 Pull request is reviewed and has significant issues which must be addressed. label Nov 7, 2018
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Self::with_informant_in_depth(&mut self, subdepth, |informant: &mut Informant| {
let info = ::evm::Instruction::from_u8(informant.instruction).map(|i| i.info());

let trace = json!({
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Any way we could get rid of this duplication? It's not strongly typed and having two places where this is generated is imho error prone in the long term.

@sorpaas sorpaas added A3-inprogress ⏳ Pull request is in progress. No review needed at this stage. and removed A0-pleasereview 🤓 Pull request needs code review. labels Nov 7, 2018
@sorpaas sorpaas added A0-pleasereview 🤓 Pull request needs code review. and removed A3-inprogress ⏳ Pull request is in progress. No review needed at this stage. labels Nov 7, 2018
@ordian ordian added A8-looksgood 🦄 Pull request is reviewed well. and removed A0-pleasereview 🤓 Pull request needs code review. labels Nov 7, 2018
@sorpaas sorpaas merged commit e4c53a4 into master Nov 7, 2018
@sorpaas sorpaas deleted the sp-tracer-overflow branch November 7, 2018 19:04
@Tbaut Tbaut mentioned this pull request Nov 13, 2018
15 tasks
ascjones pushed a commit that referenced this pull request Nov 13, 2018
* Fix json tracer overflow

* Replace trace_executed with a direct trace push

* Remove unused variable

* Add test for 5a51

* Remove duplicate json!
Tbaut added a commit that referenced this pull request Nov 14, 2018
* Bump beta to version 2.2.1

* fix: Intermittent failing CI due to addr in use (#9885)

Allow OS to set port at runtime

* Use Weak reference in PubSubClient (#9886)

* Fix json tracer overflow (#9873)

* Fix json tracer overflow

* Replace trace_executed with a direct trace push

* Remove unused variable

* Add test for 5a51

* Remove duplicate json!

* Fix docker script (#9854)


* Dockerfile: change source path of the newly added check_sync.sh (#9869)

* Allow to seal work on latest block (#9876)

* Allow to seal work on latest block.

* Test from @todr to check sealing conditions.

* gitlab-ci: make android release build succeed (#9743)

* use docker cargo config file for android builds

* make android build succeed

* ethcore: use Machine::verify_transaction on parent block (#9900)

* ethcore: use Machine::verify_transaction on parent block

also fixes off-by-one activation of transaction permission contract

* ethcore: clarify call to verify_transaction

* foundation: #6692865, ropsten: #4417537, kovan: #9363457

* Remove rust-toolchain file (#9906)

* EIP-712 implementation (#9631)

* EIP-712 impl

* added more tests

* removed size parsing unwrap

* corrected TYPE_REGEX to disallow zero sized fixed length arrays, replaced LinkedHashSet with IndexSet, added API spec to docs, fixed Type::Byte encoding branch

* use Option<u64> instead of u64 for Type::Array::Length

* replace `.iter()` with  `.values()`

Co-Authored-By: seunlanlege <seunlanlege@gmail.com>

* tabify eip712.rs

* use proper comments for docs

* Cargo.lock: revert unrelated changes

* tabify encode.rs

* EIP 191 (#9701)

* added sign_191 rpc method

* fixed hash_structured_data return type

* added ConfirmationPayload::SignMessage for non-prefixed signatures, added tests for sign191

* renamed WithValidator -> PresignedTransaction

* rename applicationData to data in test

* adds docs for EIP191Version, renamed SignRequest to EIP191SignRequest

* light-fetch: Differentiate between out-of-gas/manual throw and use required gas from response on failure (#9824)

* fix start_gas, handle OOG exceptions & NotEnoughGas

* Change START_GAS: 50_000 -> 60_000
* When the `OutOfGas exception` is received then try to double the gas until it succeeds or block gas limit is reached
* When `NotEnoughBasGas error` is received then use the required gas provided in the response

* fix(light-fetch): ensure block_gas_limit is tried

Try the `block_gas_limit` before regard the execution as an error

* Update rpc/src/v1/helpers/light_fetch.rs

Co-Authored-By: niklasad1 <niklasadolfsson1@gmail.com>

* simplify cargo audit

* Use block header for building finality (#9914)

* ci: nuke the gitlab caches (#9855)
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