deposit: refactor to forward deploys to L1

flake.nix

@@ -103,6 +103,7 @@
               inputs'.csprpkgs.packages.cctl
             ];
 
+            CASPER_CHAIN_NAME = "cspr-dev-cctl";
             PATH_TO_WASM_BINARIES = "${self'.packages.kairos-contracts}/bin";
 
             meta.mainProgram = "kairos-server";
@@ -112,6 +113,7 @@
           devShells.default = pkgs.mkShell {
             # Rust Analyzer needs to be able to find the path to default crate
             RUST_SRC_PATH = "${rustToolchain}/lib/rustlib/src/rust/library";
+            CASPER_CHAIN_NAME = "cspr-dev-cctl";
             PATH_TO_WASM_BINARIES = "${self'.packages.kairos-contracts}/bin";
             inputsFrom = [ self'.packages.kairos ];
           };

kairos-cli/Cargo.toml

@@ -13,8 +13,13 @@ license.workspace = true
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[features]
+all-tests = ["cctl-tests"]
+cctl-tests = []
+
 [dependencies]
-casper-types = { version = "4.0.1", features = ["std"] } # TODO: Change `std` -> `std-fs-io` in the future version.
+casper-client = "2"
+casper-types = { version = "3", features = ["std"] } # TODO: Change `std` -> `std-fs-io` in the future version.
 clap = { version = "4.5", features = ["derive", "deprecated"] }
 hex = "0.4"
 thiserror = "1"
@@ -30,3 +35,4 @@ tokio = { version = "1" }
 assert_cmd = "2"
 predicates = "3"
 kairos-test-utils = { path = "../kairos-test-utils" }
+casper-hashing = "2"

kairos-cli/src/client.rs

@@ -1,14 +1,18 @@
-use kairos_server::routes::PayloadBody;
-
+use casper_client::types::DeployHash;
+use casper_client::types::{DeployBuilder, ExecutableDeployItem, TimeDiff, Timestamp};
+use casper_types::{crypto::SecretKey, runtime_args, RuntimeArgs};
 use reqwest::{blocking, Url};
 use serde::{Deserialize, Serialize};
 use std::fmt;
+use std::fs;
+use std::path::Path;
 
 #[derive(PartialOrd, Ord, PartialEq, Eq, Debug, Serialize, Deserialize)]
 pub enum KairosClientError {
     ResponseError(String),
     ResponseErrorWithCode(u16, String),
     DecodeError(String),
+    CasperClientError(String),
     KairosServerError(String),
 }
 
@@ -36,22 +40,46 @@ impl From<reqwest::Error> for KairosClientError {
     }
 }
 
-pub fn submit_transaction_request(
+pub fn deposit(
     base_url: &Url,
-    deposit_request: &PayloadBody,
-) -> Result<(), KairosClientError> {
+    depositor_secret_key: &SecretKey,
+    amount: u64,
+) -> Result<DeployHash, KairosClientError> {
+    let deposit_session_wasm_path =
+        Path::new(env!("PATH_TO_WASM_BINARIES")).join("deposit-session-optimized.wasm");
+    let deposit_session_wasm_bytes = fs::read(&deposit_session_wasm_path).unwrap_or_else(|err| {
+        panic!(
+            "Failed to read the deposit session wasm as bytes from file: {:?}.\n{}",
+            deposit_session_wasm_path, err
+        )
+    });
+    let deposit_session =
+        ExecutableDeployItem::new_module_bytes(deposit_session_wasm_bytes.into(), runtime_args! {});
+    let deploy = DeployBuilder::new(
+        env!("CASPER_CHAIN_NAME"),
+        deposit_session,
+        depositor_secret_key,
+    )
+    .with_standard_payment(amount)
+    .with_timestamp(Timestamp::now())
+    .with_ttl(TimeDiff::from_millis(60_000)) // 1 min
+    .build()
+    .map_err(|err| KairosClientError::CasperClientError(err.to_string()))?;
+
     let client = blocking::Client::new();
     let url = base_url.join("/api/v1/deposit").unwrap();
     let response = client
         .post(url)
         .header("Content-Type", "application/json")
-        .json(deposit_request)
+        .json(&deploy)
         .send()
         .map_err(Into::<KairosClientError>::into)?;
     let status = response.status();
     if !status.is_success() {
         Err(KairosClientError::KairosServerError(status.to_string()))
     } else {
-        Ok(())
+        response
+            .json::<DeployHash>()
+            .map_err(Into::<KairosClientError>::into)
     }
 }

kairos-cli/src/commands/deposit.rs

@@ -2,15 +2,9 @@ use crate::client;
 use crate::common::args::{AmountArg, PrivateKeyPathArg};
 use crate::error::CliError;
 
-use reqwest::Url;
-
-use kairos_crypto::error::CryptoError;
-use kairos_crypto::implementations::Signer;
-use kairos_crypto::CryptoSigner;
-use kairos_server::routes::PayloadBody;
-use kairos_tx::asn::SigningPayload;
-
+use casper_types::crypto::SecretKey;
 use clap::Parser;
+use reqwest::Url;
 
 #[derive(Parser, Debug)]
 pub struct Args {
@@ -22,21 +16,23 @@ pub struct Args {
 
 pub fn run(args: Args, kairos_server_address: Url) -> Result<String, CliError> {
     let amount: u64 = args.amount.field;
-    let signer =
-        Signer::from_private_key_file(args.private_key_path.field).map_err(CryptoError::from)?;
-    let public_key = signer.to_public_key()?;
-
-    let payload = SigningPayload::new_deposit(amount)
-        .try_into()
-        .expect("Failed serialize the deposit payload to bytes");
-    let signature = signer.sign(&payload)?;
-    let deposit_request = PayloadBody {
-        public_key,
-        payload,
-        signature,
-    };
+    let path = args.private_key_path.field;
+    let depositor_secret_key = SecretKey::from_file(&path)
+        .map_err(|err| panic!("Failed to read secret key from file {:?}: {}", path, err))
+        .unwrap();
 
-    client::submit_transaction_request(&kairos_server_address, &deposit_request)
+    client::deposit(&kairos_server_address, &depositor_secret_key, amount)
         .map_err(Into::<CliError>::into)
-        .map(|_| "ok".to_string())
+        .map(|deploy_hash| {
+            // to_string crops the hash to <hash-prefix>..<hash-postfix>
+            // thus we use serde to get the full string, and remove the
+            // double quotes that get added during serialization
+            let mut output: String = serde_json::to_string(&deploy_hash)
+                .unwrap()
+                .chars()
+                .filter(|&c| c != '"') // Filter out the double quotes
+                .collect();
+            output.push('\n');
+            output
+        })
 }

kairos-cli/tests/cli_tests.rs

@@ -2,6 +2,10 @@ use assert_cmd::Command;
 use reqwest::Url;
 use std::path::PathBuf;
 
+use casper_client::types::DeployHash;
+use casper_hashing::Digest;
+use kairos_test_utils::{cctl, kairos};
+
 // Helper function to get the path to a fixture file
 fn fixture_path(relative_path: &str) -> PathBuf {
     let mut path = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
@@ -10,14 +14,21 @@ fn fixture_path(relative_path: &str) -> PathBuf {
 }
 
 #[tokio::test]
+#[cfg_attr(not(feature = "cctl-tests"), ignore)]
 async fn deposit_successful_with_ed25519() {
-    let dummy_rpc = Url::parse("http://127.0.0.1:11101").unwrap();
-    let kairos = kairos_test_utils::kairos::Kairos::run(dummy_rpc)
-        .await
-        .unwrap();
+    let network = cctl::CCTLNetwork::run(Option::None).await.unwrap();
+    let node = network
+        .nodes
+        .first()
+        .expect("Expected at least one node after successful network run");
+    let node_url = Url::parse(&format!("http://localhost:{}/rpc", node.port.rpc_port)).unwrap();
+
+    let kairos = kairos::Kairos::run(node_url).await.unwrap();
 
     tokio::task::spawn_blocking(move || {
-        let secret_key_path = fixture_path("ed25519/secret_key.pem");
+        let depositor_secret_key_path = network
+            .working_dir
+            .join("assets/users/user-1/secret_key.pem");
 
         let mut cmd = Command::cargo_bin("kairos-cli").unwrap();
         cmd.arg("--kairos-server-address")
@@ -26,8 +37,17 @@ async fn deposit_successful_with_ed25519() {
             .arg("--amount")
             .arg("123")
             .arg("--private-key")
-            .arg(secret_key_path);
-        cmd.assert().success().stdout("ok\n");
+            .arg(depositor_secret_key_path);
+        cmd.assert()
+            .success()
+            .stdout(predicates::function::function(|stdout: &str| {
+                let raw_hash = stdout.trim_end();
+                DeployHash::new(
+                    Digest::from_hex(raw_hash)
+                        .expect("Failed to parse deploy hash after depositing"),
+                );
+                true
+            }));
     })
     .await
     .unwrap();
@@ -89,7 +109,7 @@ fn deposit_invalid_private_key_path() {
         .arg(secret_key_path);
     cmd.assert()
         .failure()
-        .stderr(predicates::str::contains("failed to parse private key"));
+        .stderr(predicates::str::contains("No such file or directory"));
 }
 
 #[test]
@@ -102,9 +122,9 @@ fn deposit_invalid_private_key_content() {
         .arg("123")
         .arg("--private-key")
         .arg(secret_key_path);
-    cmd.assert()
-        .failure()
-        .stderr(predicates::str::contains("failed to parse private key"));
+    cmd.assert().failure().stderr(predicates::str::contains(
+        "Failed to read secret key from file",
+    ));
 }
 
 #[test]

kairos-server/Cargo.toml

@@ -11,6 +11,11 @@ name = "kairos-server"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
+[features]
+all-tests = ["cctl-tests", "deposit-mock"]
+cctl-tests = []
+deposit-mock = []
+
 [dependencies]
 dotenvy = "0.15"
 axum = { version = "0.7", features = ["tracing"] }
@@ -20,6 +25,8 @@ axum-extra = { version = "0.9", features = [
     "json-deserializer",
 ] }
 anyhow = "1"
+casper-client = "2"
+rand = "0.8"
 serde = { version = "1", features = ["derive"] }
 serde_json = "1"
 tokio = { version = "1", features = ["full", "tracing", "macros"] }
@@ -34,3 +41,5 @@ reqwest = "0.12"
 [dev-dependencies]
 proptest = "1"
 axum-test = "14"
+kairos-test-utils = { path = "../kairos-test-utils" }
+casper-types = "3"

kairos-server/src/config.rs

@@ -1,9 +1,8 @@
+use reqwest::Url;
 use std::net::SocketAddr;
 use std::{fmt, str::FromStr};
 
-use reqwest::Url;
-
-#[derive(Debug)]
+#[derive(Clone, Debug)]
 pub struct ServerConfig {
     pub socket_addr: SocketAddr,
     pub casper_rpc: Url,

kairos-server/src/errors.rs

@@ -75,3 +75,12 @@ impl From<kairos_trie::TrieError> for AppErr {
         }
     }
 }
+
+impl From<casper_client::Error> for AppErr {
+    fn from(error: casper_client::Error) -> Self {
+        Self {
+            error: anyhow::Error::msg(error.to_string()),
+            status: Some(StatusCode::INTERNAL_SERVER_ERROR),
+        }
+    }
+}

kairos-server/src/lib.rs

@@ -13,27 +13,42 @@ use axum_extra::routing::RouterExt;
 pub use errors::AppErr;
 
 use crate::config::ServerConfig;
-use crate::state::BatchStateManager;
+use crate::state::{BatchStateManager, ServerState, ServerStateInner};
 
 type PublicKey = Vec<u8>;
 type Signature = Vec<u8>;
 
-pub fn app_router(state: Arc<state::BatchStateManager>) -> Router {
+#[cfg(not(feature = "deposit-mock"))]
+pub fn app_router(state: ServerState) -> Router {
     Router::new()
         .typed_post(routes::deposit_handler)
         .typed_post(routes::withdraw_handler)
         .typed_post(routes::transfer_handler)
         .with_state(state)
 }
 
-pub async fn run(config: ServerConfig) {
-    let app = app_router(BatchStateManager::new_empty());
+#[cfg(feature = "deposit-mock")]
+pub fn app_router(state: ServerState) -> Router {
+    Router::new()
+        .typed_post(routes::deposit_handler)
+        .typed_post(routes::withdraw_handler)
+        .typed_post(routes::transfer_handler)
+        .typed_post(routes::deposit_mock_handler)
+        .with_state(state)
+}
 
+pub async fn run(config: ServerConfig) {
     let listener = tokio::net::TcpListener::bind(config.socket_addr)
         .await
         .unwrap_or_else(|err| panic!("Failed to bind to address {}: {}", config.socket_addr, err));
     tracing::info!("listening on `{}`", listener.local_addr().unwrap());
 
+    let state = Arc::new(ServerStateInner {
+        batch_state_manager: BatchStateManager::new_empty(),
+        server_config: config.clone(),
+    });
+    let app = app_router(state);
+
     axum::serve(listener, app)
         .with_graceful_shutdown(shutdown_signal())
         .await