evm: DST20 support (#2231)

* Run code during finalize_block instead of through FFI

* Remove FFI code, move contract and utils to new crate

* Undo more changes

* Declare addresses in contracts crate

* Rename contracts to ain-contracts

* Fix clippy errors

* Remove extra new line, update gitignore

* Undo old changes

* Remove unwraps

* Add test header

* Refactor to use `get_contract_storage`

* Make `basic` optional in `apply`

* Rename to `pkg_install_solc`

* Fix make.sh, remove redundant clone

* Compile multiple contracts

* Add DST20 support

* Only deploy DST20 of DATs

* Use executor state for bridge, add more tests

* Add tests, fix empty balance bridge issue

Bridge issue pending PR #2221

* Refactor rest of DST20 tests

* Add 0 balance test

* Fix lints

* Use SOLC_PATH, fix build, add more tests

* Add check for same token ID

* Move BridgeTx into SystemTx

* Validate DST20 code during transferdomain

* Check for address usage before deployment

* Add feature flag for transferdomain

* Feature flag every edges

* Trigger actions

* Remove unused attributes

---------

Co-authored-by: Prasanna Loganathar <[email protected]>
Co-authored-by: jouzo <[email protected]>
Co-authored-by: Jouzo <[email protected]>

lib/ain-contracts/Cargo.toml

@@ -12,6 +12,8 @@ ethereum = "0.14.0"
 serde_json = "1.0.96"
 hex = "0.4.3"
 lazy_static = "1.4"
+sha3 = "0.10.6"
+sp-core = "20.0.0"
 
 [build-dependencies]
 ethers = "2.0.7"

lib/ain-contracts/build.rs

@@ -1,47 +1,54 @@
 use anyhow::anyhow;
-use ethers_solc::{Project, ProjectPathsConfig};
+use ethers_solc::{Project, ProjectPathsConfig, Solc};
+use std::env;
 use std::fs;
 use std::path::PathBuf;
 
 fn main() -> Result<(), Box<dyn std::error::Error>> {
     // compile solidity project
     // configure `root` as our project root
-    let root = PathBuf::from("counter_contract");
-    if !root.exists() {
-        return Err("Project root {root:?} does not exists!".into());
-    }
+    let contracts = vec![("counter_contract", "Counter"), ("dst20", "DST20")];
 
-    let paths = ProjectPathsConfig::builder()
-        .root(&root)
-        .sources(&root)
-        .build()?;
-
-    let project = Project::builder()
-        .paths(paths)
-        .set_auto_detect(true)
-        .no_artifacts()
-        .build()?;
-    let output = project.compile().unwrap();
-    let artifacts = output.into_artifacts();
-
-    for (id, artifact) in artifacts {
-        if id.name == "Counter" {
-            let abi = artifact.abi.ok_or_else(|| anyhow!("ABI not found"))?;
-            let bytecode = artifact.deployed_bytecode.expect("No bytecode found");
-
-            fs::create_dir_all("counter_contract/output/")?;
-            fs::write(
-                PathBuf::from("counter_contract/output/bytecode.json"),
-                serde_json::to_string(&bytecode).unwrap().as_bytes(),
-            )?;
-            fs::write(
-                PathBuf::from("counter_contract/output/abi.json"),
-                serde_json::to_string(&abi).unwrap().as_bytes(),
-            )?;
+    for (file_path, contract_name) in contracts {
+        let solc = Solc::new(env::var("SOLC_PATH")?);
+        let root = PathBuf::from(file_path);
+        if !root.exists() {
+            return Err("Project root {root:?} does not exists!".into());
         }
-    }
 
-    project.rerun_if_sources_changed();
+        let paths = ProjectPathsConfig::builder()
+            .root(&root)
+            .sources(&root)
+            .build()?;
+
+        let project = Project::builder()
+            .solc(solc)
+            .paths(paths)
+            .set_auto_detect(true)
+            .no_artifacts()
+            .build()?;
+        let output = project.compile().unwrap();
+        let artifacts = output.into_artifacts();
+
+        for (id, artifact) in artifacts {
+            if id.name == contract_name {
+                let abi = artifact.abi.ok_or_else(|| anyhow!("ABI not found"))?;
+                let bytecode = artifact.deployed_bytecode.expect("No bytecode found");
+
+                fs::create_dir_all(format!("{file_path}/output/"))?;
+                fs::write(
+                    PathBuf::from(format!("{file_path}/output/bytecode.json")),
+                    serde_json::to_string(&bytecode).unwrap().as_bytes(),
+                )?;
+                fs::write(
+                    PathBuf::from(format!("{file_path}/output/abi.json")),
+                    serde_json::to_string(&abi).unwrap().as_bytes(),
+                )?;
+            }
+        }
+
+        project.rerun_if_sources_changed();
+    }
 
     Ok(())
 }

lib/ain-contracts/counter_contract/Counter.sol

@@ -7,4 +7,4 @@ pragma solidity >=0.8.2 <0.9.0;
  */
 contract Counter {
     uint256 public number;
-}
+}