Commit Graph

160 Commits

Author SHA1 Message Date
ledgerwatch
b743b88218
Revert "Extract validating interface (#1120)" (#1543)
* Revert "Extract validating interface (#1120)"

This reverts commit e4e36c152e.

* Fix go mod tidy

* Fix lint

* Fix lint

* fix lint

* Test fix

* Fix test

Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2021-03-05 20:34:23 +00:00
Greg Colvin
8ec8cfcd01 Merge branch 'master' of https://github.com/ledgerwatch/turbo-geth into extractCode 2021-03-04 15:03:18 +00:00
Greg Colvin
c0d0c1885b gofmt 2021-03-04 13:46:57 +00:00
Greg Colvin
7899048eac add action to extract all contract code as hex string 2021-03-04 13:01:46 +00:00
Alex Sharov
eb7d2ad16a
Add validation of senders amount (#1539) 2021-03-04 16:34:49 +07:00
Evgeny Danilenko
e4e36c152e
Extract validating interface (#1120)
* interface

* generalize interface

* linters

* fix deadlock

* fix linters

* close goroutine

* fix

* debug

* id+ttl

* refactor downloader tests

* tests

* lru

* handle genesis, extract fake consensuses

* fix fake consensus

* test uncles, verify

* after a new master

* fmt

* fix close

* debug

* debug

* fix chain length

* remove test field

* use single account

* fix data race on closing channel

* remove postponed blocks queue

* miner test

* VerifyHeaderRequests

* fmt

* fmt

* fix data race

* handle validating errors

* simplify matchParents

* remove copy-paste

* move sort to constructor

* clean up

* debug for 10 parents

* debug

* debug

* batch responses

* batch requests

* works for many ancestors

* remove debug

* always Close an engine

* linters

* ancestors deduplication

* fix test

* reduce interface

* api

* clique

* green clique sync

* stable

* perpermance per second

* full sync

* linters

* gitignore

* deps

* fix panic after master merge

* init consensus

* clique tests

* fix tests

* fix tests

* clean up

* reuse snap

* store vefified snapshots

* optimize snapshots

* safe close

* cleanup loop

* after downloader

* downloader and consensus tests

* update tests

* hack.go

* clique flags

* fix cliuqe config

* review

* gitignore

* remove additional bucket

* blk/sec instead of blk/microsecond

* rename

* deps

* optimize

* debug

* test

* tests without extracted validation process

* same base performance as on master

* benchmark

* simplify ethash verification

* ethash

* ethash

* linters

* ethash

* master stats

* cleanup

* gomod

* linters

* tests

* better locks

* Fix

* Remove logging for verifyHeaders

* Verification speed in the logs

* Fix compile error

Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2021-02-25 19:40:45 +00:00
Alex Sharov
f1ee8d507e
New Trie db layout - store trie structure info and multiple hashes per record (#1500)
* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* squash

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE

* SE
2021-02-21 18:41:59 +00:00
Evgeny Danilenko
0fdd296d34
Performance tests for ValidateHeaders on mainnet and rinkeby networks (#1489)
* test

* rename
2021-02-11 16:36:22 +03:00
Artem Vorotnikov
5c34713e71
Remove nested transactions (#1483) 2021-02-10 17:04:22 +00:00
Alex Sharov
bca54f0e52
delete old code from hack.go (#1481) 2021-02-09 17:25:36 +07:00
ledgerwatch
5834189019
Bodies download and simplify header download (#1471)
* Only insert hard-coded tips if both DB and files recovery failed

* Prevent deadlock

* Report some efficiency numbers

* Count properly unrequested bodies

* Initialise allRequests

* Increase timeout

* Fixes to scheduling

* Small fix

* Simplified scheduling

* Remove separate bodyLoop goroutine

* Update from DB at the beginnig of block bodies forward

* Timeout for repeating the request cycle

* Fix timeout

* Fix

* Increase timeout

* Increase timeout

* Try to make flow if possible

* Fix flow

* Lower timeout

* timeout for each blockNum

* Adjustable timeout

* Better log timing

* Track peers

* copy peerID

* fix scheduling

* Too much logging

* Print delivery speed

* Print committed blocks

* Fix race

* Sentry to only reset back-off timer when response to a request is received

* Print bytes/sec and wasted traffic

* Fix bandwidth accounting

* Less logging

* not to wake up on deliveries

* Spam every second

* Print peer map

* Fix npe, print requests

* Timestamps

* Improved logging

* Penalty for peers

* Log penalties only when disconnecting

* Try with smaller window

* window parameter

* Dealing with partially delivered requests

* Init bodyReq

* Fix array index

* More fix for NPE

* More NPE checks

* Print out body progress and header progress

* Fix ending condition

* Bring back waking up and penalties

* Fix duplicate tip

* Duplicate segment

* Fix lint

* Fix lint

* fix lint

* Fix lint

* Hard coded headers in the source files

* Fix lint

* Replace hix-sized header serialisation with rlp (to support clique)

* Remove anchor records from the files

* Fixeds for DB recovery

* Fix compilation

* Fix compile errors

* Fix formatting

* Fix lint

* Fix comments

* Remove headerLoop

* Properly terminate body download

* Support for StatusData p2p proto

* Fix forkid test

* Fix test

* Fix lint

Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2021-02-08 09:25:10 +00:00
Artem Vorotnikov
91f7798c4a
Remove hashed changesets (#1464)
* Remove hashed changesets

* try this

* oops

* simplify

* better diagnostics

* don't hash account key and use bitmap 64 to check history index

* update docs of bucket

Co-authored-by: alex.sharov <AskAlexSharov@gmail.com>
2021-02-04 12:59:04 +03:00
Alex Sharov
58c4e03861
Revert "Remove hashed changesets (#1444)" (#1446)
This reverts commit aadb6e47cc.
2021-01-20 14:16:20 +07:00
Artem Vorotnikov
aadb6e47cc
Remove hashed changesets (#1444) 2021-01-19 17:42:26 +07:00
Alex Sharov
fa1d92bd15
Rm zstd (#1427) 2020-12-28 22:14:16 +07:00
ledgerwatch
3287b44c2e
Bad unwind of recreation of CREATE2 contract - unit test and potentia… (#1412)
* Bad unwind of recreation of CREATE2 contract - unit test and potential fix

* Fix unit test

* Fix lint

* Fix lint

* Fixup hack

Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2020-12-16 17:16:37 +00:00
ledgerwatch
71ef201c17
Extract bodies utility (#1409)
* Extract bodies

* Print headers too
2020-12-14 12:09:59 +00:00
Alex Sharov
98b36126b2
History bitmap 64 (#1374)
* squash

* squash

* squash

* squash

* squash

* squash

* subscription_doesnt_preserve_shutdown
2020-12-04 21:16:51 +00:00
Alex Sharov
068463dff4
Store transactions individually (#1358)
* Store transactions individually

* Store transactions individually

* save progress

* checkIndex

* merge
2020-11-22 21:25:26 +00:00
ledgerwatch
1a0e78a2e2
Remove changeset-based decorators from WalkAsOf (#1356)
* Remove decorators

* Current changes

* Fix and skip some tests for now

* Fix lint

* Specialise WalkAsOf

* Fix compile errors

* Fix lint

* Scan index files for key sizes

* More cleanup

* Fix to remote server

* Fix for walkasofstorage

* Fix/skip tests

* Fix tests

* Fix lint

Co-authored-by: Alexey Sharp <alexeysharp@Alexeys-iMac.local>
2020-11-18 14:58:52 +00:00
Alex Sharov
b3f1915d09
ChangeSets dupsort (#1342)
* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* change_set_dup

* working version

* working version

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* working version

* working version

* working version

* working version

* working version

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* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* aa

* squash

* squash

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* fix

* history_early_stop

* history_early_stop

* vmConfig with ReadOnly false

* auto_increment

* auto_increment

* rebase master

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>
2020-11-16 12:08:28 +00:00
ledgerwatch
10f338b8f7
Add lmdb guide visualisations (#1348)
* Add lmdb guide visualisations

* updated names, remove double-tap visualisations
2020-11-11 17:18:34 +00:00
ledgerwatch
e71c3cae70
Lmdb visualisation + freelist stability fixes (#1345)
* Visualisations

* Use graphviz records

* Fix lint

* Fix lint

* Reduced leaf pages

* Fix

* Overflow pages

* Fix lint

* Fix lint

* Fix lint

* Add dupsort generate

* DupSort experiments

* Add dupsort nodes

* More interesting dupsort

* freelist

* Fragmented freelist

* Fix lint

* drop T2 too

* Handle overflow pages in FREE_DBI

* Skipping in the MAIN_DBI leaves

* Switch to double-tap LMDB

* Fix to double-tap

* With/without reader visualisations

* Flip flopping without reader

* Tidy mods

* Fix lint, switch to new lmdb-go release

* mod tidy
2020-11-11 09:35:58 +00:00
alex.sharov
5ec296a206 squash 2020-11-04 10:05:55 +07:00
Suhabe Bugrara
b18727911f
CFG analysis (#1327)
* First

* More on SA interpreter

* Fixup

* Add cfg action to hack binary that invokes the SaInterpreter. Added an operation handler for PUSH1

* refactor cfg tests into separate file

* Move cfg tests into separate file

* More refactoring into new file

* dataflow interpreter

* work on cfg0

* finish cfg0

* df works on base examples

* refactor into dataflow spec

* add bounded stack

* add harder example

* fix switch pass thru

* fix switch pass thru

* bug fix, and better printing

* manual merge

* restore call to test gencfg

* abstract interpretation based cfg analysis

* fix post signature

* use uint256 instead uint64, add post function

* preprocess stmts

* initial implementation of resolve

* fix resolve

* fix resolve

* print stmts for edges

* print stmts for edges

* print states

* print states

* bug fixes, debugging

* fix jumpi dest - first working impl

* reachability analysis to filter out dead edges

* add all transfer functions

* larger contract bytecodes from solc compiler

* simple solidity contract goes thru

* add deposit contract bytecode

* rename deposit contract test

* fix new contract arg

* Address non-determinism leading to imprecise results

* improve debugging output

* improve debugging output

* improve debugging output

* fix for bug causing incorrect analysis results

* fix for bug causing incorrect analysis results

* fix for bug causing incorrect analysis results

* add more test cases

* fix coverage bug

* debugging for non-termination

* fix bad fixpoint check

* fix data inference

* fix transfer function for halting stmts

* switch to deposit contract test, disable debugging

* add anly counter to viz, fix stmt.valid check

* show all preds, adjust anlycounter behavior

* dfs instead of bfs to fail earlier

* viz improvements

* add worklist size to viz

* add test case for private functions

* valueset analysis

* add more checks to fail earlier in the analysis to help debugging, improve debugging output, catch additional bad jumps

* delete old code

* delete old code

* delete old code

* fix up minor changes to jump table

* copy over comments from cgf-1 branch

* remove minor diffs

* add recompiled deposit contract

* graph viz

* cleanup/refactoring

* initial impl of viz

* script to run cfg anly and generate dot file

* div example

* accept bytecode from cmd line

* add minimal deposit contract example

* replace valueset analysis with stackset analysis

* get in sync with master

* sync with master

* fix linting

* fix linting

* fix linting

* reformatting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* harness for running over all contracts

* refactor anly, track coverage metrics

* breakdown unresolved into different types, fix bad opcode bug

* sort programs by frequency

* ingest used contracts from bigquery

* performance, concurrency, bug fixes

* more test cases, handle invalid jumps differently, remove duplicate edges, report analytics limit

* simplify concurrency

* correctly track short stack

* add new transfer function, fix stack len

* variable stack length, perf opts, inc anly count limit

* profiling

* test case for large state size

* use custom hash function for control

* timeouts

* cfg.sh

* increase to 5 min timeout

* track elpased time

* use ptr

* increase limits

* increase limits

* fix mem leak

* debug mem leak

* debug mem leak

* lower resource limits

* fix nil error

* add new lattice element

* re-enable

* cut down limits

* preliminary proof checker

* refactor batch mode to run cfg in subprocess,put memory limit

* remove hard wiring

* adjust limits

* update metrics tracking

* more succinct proof checker

* rewrite checker

* bug fixes on checker

* bug fix

* remove print stmts

* track proof size

* print proof size

* don't panic on process error

* compress proof

* go mody tidy

* code formatting

* fix capitalization

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* remove unnecessary files

* fix typo

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>
2020-10-30 12:24:14 +00:00
Alex Sharov
399db7ee3b
LMDB v0.9.27, and add all lmdb cli tools (#1303)
* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* mdb tools

* clean

* clean

* clean

* clean

* clean

* rebase master

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>
2020-10-29 13:19:46 +00:00
Alex Sharov
531d36efcb
mdbx support (#1235) 2020-10-28 10:18:10 +07:00
ledgerwatch
dd2c047cdf
[WIP] Defrag utility for LMDB database (#1268)
* Initial

* Read freelist pages

* Fix

* Fix lint

* Fix lint

* Fix lint
2020-10-25 10:10:55 +00:00
Alex Sharov
331dcd45eb
Store receipts separately - one record per tx (#1271)
* squash

* add --database flag to integration

* clean

* split to 2 buckets

* split to 2 buckets

* split to 2 buckets

* split to 2 buckets

* split to 2 buckets

* save progress

* save progress

* improve test

* improve test

* save progress

* change app logic

* change app logic

* return err from rawdb package

* don't clean automatically

* don't clean automatically

* clean

* clean

* clean

* don't rely on `make clean`

* improve cbor code

* clean

* clean

* clean

* fix tests

* rebase master

* stop on error: headers stage

* make TxDb walk and multiwalk safe

* Fix panics

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>
2020-10-25 08:38:55 +00:00
Alex Sharov
77a4b3305d
rawdb to return errors: part 1 (#1286)
* ReadBlockByNumber and ReadChainConfig return error

* Let's make rawdb package to return error. But by small steps.
High-level methods need to move first:

ReadBlockByNumber
ReadChainConfig
ReadBlockByHash
ReadHeaderByHash
WriteChainConfig
WriteDatabaseVersion
WriteBlock
DeleteTd
WriteTd
ReadTd
2020-10-24 07:57:09 +01:00
Alex Sharov
6584b43b12
Allow start read transactions from ethdb.Database interface (#1287)
* allow_read_transactions

* fix lint

* fix lint

* more cases
2020-10-24 07:55:43 +01:00
ledgerwatch
d2e5cc5cb5
Better migration - receipts_cbor_encode not to increase size of the database (#1250)
* Add print_migration command to integration

* Not run migrations for print commands

* Reverse migration

* Fix lint

* Add datadir to run_migrations

* Add lmdb.mapSize to integration

* Make lmdb.mapSize effective

* Fix

* receipt sizes

* fix print

* Switch to another version of lmdb

* Collector from existing files

* Not load

* Commit after clearing

* Add methods for clear/drop buckets by multiple transactions

* Fix to lmdb

* Not remove temp files

* Not load

* Re-enable loading

* Prints

* Try to fix refill

* Migration in 3 steps

* tidy mod

* Fix lint

* Fix tests

* Migrations for CBOR receipts in 3 txs

* Fix lint

Co-authored-by: alex.sharov <AskAlexSharov@gmail.com>
2020-10-17 14:00:12 +01:00
Thomas Jay Rush
dcdcc1a30f
Fixes issue #1232 (#1233)
* Fixes issue #1232

* Adding/updating test cases

* Updating as per comments

* Use tx instead of db in GetModifiedAccounts and clean up a bit

* option to specify LMDB map size for cmd/integration commands (#1238)

* Add lmdb.mapSize to integration

* Make lmdb.mapSize effective

* Use mapSize for first opening

* Fix for cobra

* Extend lmdb.mapSize for all commands

* Fix lint

* Fixes issue #1232

* Adding/updating test cases

* Updating as per comments

Co-authored-by: ledgerwatch <akhounov@gmail.com>
2020-10-14 12:01:44 +01:00
Alex Sharov
88a099702b
rawdb.ReadCanonicalHash to return err (#1204)
* read_canonical_hash_return_err

* hack hugeFreelist

* fix tests
2020-10-10 07:05:56 +01:00
Alex Sharov
79815e4298
include_lmdb_stat_tool (#1206) 2020-10-08 08:11:36 +01:00
ledgerwatch
9418ebf860
Add some logging to mint (aka block body gap check) (#1189) 2020-10-06 07:36:47 +01:00
Alex Sharov
809d79b15f
Switch to cbor (#1172)
* switch receipts to cbor

* switch receipts to cbor

* rpcdaemon to cache chainconfig

* rpcdaemon to cache chainconfig

* rpcdaemon to cache chainconfig

* rpcdaemon to cache chainconfig
2020-10-02 13:51:20 +01:00
Alex Sharov
61fbe34024
Better cbor support (#1163) 2020-10-02 10:56:13 +07:00
ledgerwatch
7bb9cb4274
Remove BloomStatus from the API (#1155)
* Remove BloomStatus from the API

* Trying to find missing space

* Fix lint
2020-09-29 15:09:29 +01:00
ledgerwatch
14288b8cd0
Headers poc 5 - Intermediate (#1145)
* Add headers persistence

* Print flushBuffer

* Fix indexing problem

* Not skip hard-coded headers if the files are empty

* Fix lint

* print anchor state after init

* Properly construct file names

* Add check sub-command

* Fix lint

* Fix lint

* Fix lint

* Print more info when recovering

* Fix recovering

* Fix recovery

* Add anchors also as tips

* 2-level priority queue for tips

* Initialise tipQueue in anchor

* update maxTipHeight

* fix type

* Add anchors to the anchorQueue and rebuild anchorQueue on deletion

* Fix NPE

* fix recovery

* User buffersize, add hard coded headers to buffer

* Reinit anchorQueue

* Schedule requests after recovery

* No fix

* Remove duplicates

* Report duplicate headers

* Log buffer additions

* Fix for duplicate headers

* Try to fix duplicate headers again

* remove TODO comment

* Use LLRB instead of heap for anchors

* Print reserveTip info

* Correctly replace anchors in the tree

* Remove excessive logging

* Print tips attached to the anchor

* Print tips better

* limitTips instead of reserveTip

* Print forked headers

* Use pointers in llrb

* Print tipStretch

* Print limitTips

* Mininise AnchorItem

* Put anchors into the tree

* Fix totalDiff calculation, but is it needed?

* Remove totalDifficulty from anchors

* CheckInitiation

* Fix tests

* Fix lint, print more at check initiation

* Better output for hard-coded anchors

* Print hard-coded anchors better

* Prioritise anchors with short stretches

* Prioritise by chainSize

* Use linked list instead of heap for requestQueue

* Fix problem of no requests

* Push front

* Fix lint

* Not verify PoW for too far in the past and future

* Fix Calculation of totalDifficulty when Connect

* Fix hard tips

* Another fix for tips
2020-09-27 21:32:05 +01:00
ledgerwatch
5aab794c9b
Headers poc 4 - intermediate changes (#1125)
* Process BlockHeadersMsg

* Print invalidations

* Print reason for parent-child mismatch

* Fix off by one error

* Fix ExtendDown

* Replace tipLimiter with an LRU cache

* Retrieve 256 headers at a time

* Hard coding of tips, process new block hashes

* extract headers

* Write hard-coded headers into a file

* Add total difficulty

* Insert hard coded headers

* Log i

* Initiate download from hard-coded anchors

* Print the state of anchors

* Add hard-coded headers as tips

* Spare the peers

* Refine LRU caching of tips

* Print length of anchor trees

* Limit requests to 192 headers

* range error fix

* Print better, retain at least one tip in the LRU cache

* Skip duplicate line ends

* Throttle requests, display peer name

* Back off, intermediate tip queue

* Print block header timestamp

* Better logging

* Log less

* More logging of evictions

* Fix queue push

* Fix queue pop

* Exclude duplicate tips

* Fix tips logging

* Fix moving

* Add port flag

* Check headers

* Print extra

* Add mixDigest to serialisation

* Fix difficulty in hard-coded headers

* Avoid duplicate header requests

* Update peer characteristics on NewBlockMsg

* Remove backoff when peer responds

* Fix tests

* Fix lint

* Fix lint
2020-09-20 10:47:24 +01:00
Igor Mandrigin
adf52465e3
move ./trie to ./turbo/trie (#1114)
Useful for minimizing merge conflicts when rebasing new geth
2020-09-14 11:33:39 +01:00
Alex Sharov
fd9c7c3b2d
kill bolt (#1085)
* kill bolt

* kill bolt

* fix test

* clean
2020-09-09 11:09:55 +01:00
ledgerwatch
787bba4f48
Print pending tx stats, gather data for gas price chart (#1058)
* Print tx pool stat

* Print tx pool stats

* Chart gas prices

* Print gaps

* Don't check canonical

* Hack

* Remove hack

* Fix stages

* fixState

* Canonical gaps

* Gas burnt vs avg gas price

* Revert changes in tx pool

* Fix NPE

* Remove fixStages

* Fix NPE
2020-09-05 18:42:37 +01:00
Igor Mandrigin
2a6478d799
turbo-api: create a second executable file with a custom stage example (#1055) 2020-09-05 18:07:27 +02:00
Alex Sharov
aead37a39f
Reproducible versions of binary dependencies (#1037) 2020-09-03 13:07:33 +07:00
ledgerwatch
1a0e9275e1
Headers PoC - intermediate changes (#1016)
* First algorithm

* Update doc

* Second algorithm implemented

* Prepend (unfinished)

* More on prepend

* More fixes

* Change CalcDifficulty interface

* fix make test

* Fix formatting

* Another test

* More on Preprend

* Another test for Prepend

* More tests for Prepend

* More tests for Prepend

* Move files to turbo

* Add another test for Prepend

* Started adding Append algorithm

* More work on Append

* Start changing the terminology

* Split trees into segments

* More fixes

* Fix compilation

* Connect

* FindAnchors, FindTip

* Tip has anchor and not anchorParent field

* Remove Prepend and Append

* Add Connect

* NewAnchor algorithm

* More to recovery from files

* Add more to AddAnchor

* Request more headers

* Header fix-sizes serialisation

* Upgrade CI to 1.15

* Fix lint

* Fix lint

* replace RLP with fixed-sized serialisation

* Fix lint

* More algos

* Fix lint
2020-08-31 06:27:51 +01:00
ledgerwatch
335aedc7e3
Cut down the stateGrowth generation code (#973)
* Cut down the stateGrowth generation

* Fix NPE

* Fix for lastTimestamp

* Adjust to the current state

* Potential fix

* Fix for shorter keys in the state

* Extract code

* Iterate over code
2020-08-28 10:31:37 +01:00
Suhabe Bugrara
8b31944611
Control Flow Analysis (#990)
* First

* More on SA interpreter

* Fixup

* Add cfg action to hack binary that invokes the SaInterpreter. Added an operation handler for PUSH1

* refactor cfg tests into separate file

* Move cfg tests into separate file

* More refactoring into new file

* dataflow interpreter

* work on cfg0

* finish cfg0

* df works on base examples

* refactor into dataflow spec

* add bounded stack

* add harder example

* fix switch pass thru

* fix switch pass thru

* bug fix, and better printing

* manual merge

* restore call to test gencfg

* abstract interpretation based cfg analysis

* fix post signature

* use uint256 instead uint64, add post function

* preprocess stmts

* initial implementation of resolve

* fix resolve

* fix resolve

* print stmts for edges

* print stmts for edges

* print states

* print states

* bug fixes, debugging

* fix jumpi dest - first working impl

* reachability analysis to filter out dead edges

* add all transfer functions

* larger contract bytecodes from solc compiler

* simple solidity contract goes thru

* add deposit contract bytecode

* rename deposit contract test

* fix new contract arg

* Address non-determinism leading to imprecise results

* improve debugging output

* improve debugging output

* improve debugging output

* fix for bug causing incorrect analysis results

* fix for bug causing incorrect analysis results

* fix for bug causing incorrect analysis results

* add more test cases

* fix coverage bug

* debugging for non-termination

* fix bad fixpoint check

* fix data inference

* fix transfer function for halting stmts

* switch to deposit contract test, disable debugging

* add anly counter to viz, fix stmt.valid check

* show all preds, adjust anlycounter behavior

* dfs instead of bfs to fail earlier

* viz improvements

* add worklist size to viz

* add test case for private functions

* valueset analysis

* add more checks to fail earlier in the analysis to help debugging, improve debugging output, catch additional bad jumps

* delete old code

* delete old code

* delete old code

* fix up minor changes to jump table

* copy over comments from cgf-1 branch

* remove minor diffs

* add recompiled deposit contract

* graph viz

* cleanup/refactoring

* initial impl of viz

* script to run cfg anly and generate dot file

* div example

* accept bytecode from cmd line

* add minimal deposit contract example

* replace valueset analysis with stackset analysis

* get in sync with master

* sync with master

* fix linting

* fix linting

* fix linting

* reformatting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

* fix linting

Co-authored-by: Alexey Akhunov <akhounov@gmail.com>
2020-08-28 07:26:49 +01:00
Alex Sharov
af81bb0de6
[merge after release] Simplified loader (#979)
* v0

* more docs, less customization

* more docs, less customization

* more docs, less customization

* don't store db reference

* rely on fact that lmdb key/value valid until end of transaction

* clean

* clean
2020-08-27 19:21:50 +01:00