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Add function to get ABI from non-etherscan addresses #50

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Add function to get ABI from non-etherscan addresses #50

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43dcd0d
add function to get from non-etherscan addresses
mfachal May 17, 2022
126ab9d
add script to decode address
mfachal May 19, 2022
ff9df93
add name to decode function only in those with known names
mfachal May 19, 2022
3e1e540
WIP add get_non_etherscan function and work on build_function_by_sele…
mfachal May 20, 2022
764f32b
WIP add other params in decompiler output
mfachal May 23, 2022
8cffaca
add parse_abi for unknown functions, add get_params to ABI module and…
mfachal May 24, 2022
6c6e6a8
WIP param encoding for calls
mfachal May 24, 2022
f1649d5
fix build_function_by_hash and use ex_abi parser to build function se…
mfachal May 26, 2022
f3c8518
fix introduced bug in plocal ABI parsing and fix method encoding
mfachal May 27, 2022
b0a7caa
fix style
mfachal May 27, 2022
6c66769
address comments and fix warnings
mfachal Jun 3, 2022
217375e
use 0 as default amount in invoke
mfachal Jun 6, 2022
685bf55
Merge branch 'main' into 22-decompile-contract-abi
mfachal Jun 6, 2022
76aa395
format
mfachal Jun 6, 2022
ab1251b
address comments
mfachal Jun 6, 2022
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18 changes: 18 additions & 0 deletions eth_client/lib/eth_client/abi.ex
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Original file line number Diff line number Diff line change
Expand Up @@ -3,9 +3,27 @@ defmodule EthClient.ABI do
"""
alias EthClient.Context

# get whether it's an etherscan-linked bc
# if it is, use provided ABI
# elsewise, get ABI through invoking panoramix on rpc provider
def get("0x" <> _ = address), do: get_etherscan(address)



def get(abi_path), do: get_local(abi_path)

defp get_non_etherscan(address) do
# if it exists, use provided ABI (.bin -> .abi) (?)
# elsewise, get ABI through invoking panoramix on rpc provider (if possible)

{path, _} = System.cmd("command", ["-v", "python3"])

{:ok, python_pid} = :python.start(python: '/opt/homebrew/bin/python3')
:python.call(python_pid, :'panoramix.decompiler', :decompile_address, [<<address>>])
:python.stop(python_pid)

end
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defp get_etherscan(address) do
api_key = Context.etherscan_api_key()

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3 changes: 2 additions & 1 deletion eth_client/mix.exs
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,8 @@ defmodule EthClient.MixProject do
{:ex_abi, "~> 0.5"},
{:rustler, "~> 0.25.0"},
{:ex_rlp, "~> 0.5.4"},
{:dialyxir, "~> 1.0", only: [:dev], runtime: false}
{:dialyxir, "~> 1.0", only: [:dev], runtime: false},
{:erlport, "~>0.10.1"}
]
end
end