fix: refund on new_vm error

refund locked_nano on daemon returns error on new_vm
fix live select error on new_vm_req
refactor mock daemon for return error
extensive tests for new_vm

src/db/vm.rs

@@ -191,63 +191,120 @@ impl NewVmReq {
     }
 
     pub async fn submit_error(db: &Surreal<Client>, id: &str, error: String) -> Result<(), Error> {
-        #[derive(Serialize)]
-        struct NewVmError {
-            error: String,
+        let tx_query = String::from(
+            "
+            BEGIN TRANSACTION;
+
+                LET $new_vm_req = $new_vm_req_input;
+                LET $error = $error_input;
+                LET $record = (select * from $new_vm_req)[0];
+                LET $admin = $record.in;
+
+                if $record == None {{
+                    THROW 'vm req not exist ' + <string>$new_vm_req
+                }};
+
+                UPDATE $new_vm_req SET error = $error;
+
+                UPDATE $admin SET tmp_locked -= $record.locked_nano;
+                UPDATE $admin SET balance += $record.locked_nano;
+
+            COMMIT TRANSACTION;",
+        );
+
+        log::trace!("submit_new_vm_err query: {tx_query}");
+
+        let mut query_resp = db
+            .query(tx_query)
+            .bind(("new_vm_req_input", RecordId::from((NEW_VM_REQ, id))))
+            .bind(("error_input", error))
+            .await?;
+
+        let query_err = query_resp.take_errors();
+        if !query_err.is_empty() {
+            log::trace!("errors in submit_new_vm_err: {query_err:?}");
+            let tx_fail_err_str =
+                String::from("The query was not executed due to a failed transaction");
+
+            if query_err.contains_key(&4) && query_err[&4].to_string() != tx_fail_err_str {
+                log::error!("vm req not exist: {}", query_err[&4]);
+                return Err(Error::ContractNotFound);
+            } else {
+                log::error!("Unknown error in submit_new_vm_err: {query_err:?}");
+                return Err(Error::Unknown("submit_new_vm_req".to_string()));
             }
-        let _: Option<Self> = db.update((NEW_VM_REQ, id)).merge(NewVmError { error }).await?;
-        // TODO: IMP refund tmp_locked
+        }
+
         Ok(())
     }
 
     pub async fn submit(self, db: &Surreal<Client>) -> Result<(), Error> {
         let locked_nano = self.locked_nano;
-        let account = self.admin.key().to_string();
-        let vm_id = self.id.key().to_string();
-        let vm_node = self.vm_node.key().to_string();
-        // TODO: check for possible injection and maybe use .bind()
-        let query = format!(
-            "
+        let tx_query = format!("
             BEGIN TRANSACTION;
-            UPDATE account:{account} SET balance -= {locked_nano};
-            IF account:{account}.balance < 0 {{
+
+                LET $account = $account_input;
+                LET $new_vm_req = $new_vm_req_input;
+                LET $vm_node = $vm_node_input;
+                LET $hostname = $hostname_input;
+                LET $dtrfs_url = $dtrfs_url_input;
+                LET $dtrfs_sha = $dtrfs_sha_input;
+                LET $kernel_url = $kernel_url_input;
+                LET $kernel_sha = $kernel_sha_input;
+
+                UPDATE $account SET balance -= {locked_nano};
+                IF $account.balance < 0 {{
                     THROW 'Insufficient funds.'
                 }};
-            UPDATE account:{account} SET tmp_locked += {locked_nano};
+                UPDATE $account SET tmp_locked += {locked_nano};
                 RELATE
-                account:{account}
-                ->new_vm_req:{vm_id}
-                ->vm_node:{vm_node}
+                    $account
+                    ->$new_vm_req
+                    ->$vm_node
                 CONTENT {{
-                created_at: time::now(), hostname: '{}', vcpus: {}, memory_mb: {}, disk_size_gb: {},
-                extra_ports: {:?}, public_ipv4: {:?}, public_ipv6: {:?},
-                dtrfs_url: '{}', dtrfs_sha: '{}', kernel_url: '{}', kernel_sha: '{}',
+                    created_at: time::now(), hostname: $hostname, vcpus: {}, memory_mb: {}, disk_size_gb: {},
+                    extra_ports: {:?}, public_ipv4: {}, public_ipv6: {},
+                    dtrfs_url: $dtrfs_url, dtrfs_sha: $dtrfs_sha, kernel_url: $kernel_url, kernel_sha: $kernel_sha,
                     price_per_unit: {}, locked_nano: {locked_nano}, error: ''
                 }};
-            COMMIT TRANSACTION;
-        ",
-            self.hostname,
+            
+            COMMIT TRANSACTION;",
             self.vcpus,
             self.memory_mb,
             self.disk_size_gb,
             self.extra_ports,
             self.public_ipv4,
             self.public_ipv6,
-            self.dtrfs_url,
-            self.dtrfs_sha,
-            self.kernel_url,
-            self.kernel_sha,
             self.price_per_unit
         );
-        //let _: Vec<Self> = db.insert(NEW_VM_REQ).relation(self).await?;
-        let mut query_resp = db.query(query).await?;
-        let resp_err = query_resp.take_errors();
 
-        if let Some(surrealdb::Error::Api(surrealdb::error::Api::Query(tx_query_error))) =
-            resp_err.get(&1)
-        {
-            log::error!("Transaction error: {tx_query_error}");
+        log::trace!("submit_new_vm_req query: {tx_query}");
+
+        let mut query_resp = db
+            .query(tx_query)
+            .bind(("account_input", self.admin))
+            .bind(("new_vm_req_input", self.id))
+            .bind(("vm_node_input", self.vm_node))
+            .bind(("hostname_input", self.hostname))
+            .bind(("dtrfs_url_input", self.dtrfs_url))
+            .bind(("dtrfs_sha_input", self.dtrfs_sha))
+            .bind(("kernel_url_input", self.kernel_url))
+            .bind(("kernel_sha_input", self.kernel_sha))
+            .await?;
+
+        let query_err = query_resp.take_errors();
+        if !query_err.is_empty() {
+            log::trace!("errors in submit_new_vm_req: {query_err:?}");
+            let tx_fail_err_str =
+                String::from("The query was not executed due to a failed transaction");
+
+            if query_err.contains_key(&9) && query_err[&9].to_string() != tx_fail_err_str {
+                log::error!("Transaction error: {}", query_err[&9]);
                 return Err(Error::InsufficientFunds);
+            } else {
+                log::error!("Unknown error in submit_new_vm_req: {query_err:?}");
+                return Err(Error::Unknown("submit_new_vm_req".to_string()));
+            }
         }
 
         Ok(())
@@ -272,14 +329,18 @@ impl WrappedMeasurement {
             UPDATE_VM_REQ => UPDATE_VM_REQ,
             _ => NEW_VM_REQ,
         };
-        let mut resp = db
-            .query(format!("live select error from {table} where id = {NEW_VM_REQ}:{vm_id};"))
+
+        let mut args_stream = db
             .query(format!(
                 "live select * from measurement_args where id = measurement_args:{vm_id};"
             ))
-            .await?;
-        let mut error_stream = resp.stream::<Notification<ErrorFromTable>>(0)?;
-        let mut args_stream = resp.stream::<Notification<vm_proto::MeasurementArgs>>(1)?;
+            .await?
+            .stream::<Notification<vm_proto::MeasurementArgs>>(0)?;
+
+        let mut error_stream = db
+            .query(format!("live select error from {table} where id = {NEW_VM_REQ}:{vm_id};"))
+            .await?
+            .stream::<Notification<ErrorFromTable>>(0)?;
 
         let args: Option<vm_proto::MeasurementArgs> =
             db.delete(("measurement_args", vm_id)).await?;

tests/common/vm_cli_utils.rs

@@ -46,7 +46,7 @@ pub async fn create_new_vm(
     assert!(new_vm_resp.uuid.len() == 40);
 
     // wait for update db
-    tokio::time::sleep(tokio::time::Duration::from_millis(700)).await;
+    tokio::time::sleep(tokio::time::Duration::from_millis(100)).await;
 
     let vm_req_db: Option<db::NewVmReq> = db.select((NEW_VM_REQ, new_vm_resp.uuid.clone())).await?;
 

tests/common/vm_daemon_utils.rs

@@ -8,7 +8,10 @@ use tokio::sync::mpsc;
 use tokio_stream::wrappers::ReceiverStream;
 use tonic::transport::Channel;
 
-pub async fn mock_vm_daemon(brain_channel: &Channel) -> Result<String> {
+pub async fn mock_vm_daemon(
+    brain_channel: &Channel,
+    daemon_error: Option<String>,
+) -> Result<String> {
     let mut daemon_client = BrainVmDaemonClient::new(brain_channel.clone());
     let daemon_key = Key::new();
 
@@ -26,7 +29,7 @@ pub async fn mock_vm_daemon(brain_channel: &Channel) -> Result<String> {
         rx,
     ));
 
-    tokio::spawn(daemon_engine(daemon_msg_tx.clone(), brain_msg_rx));
+    tokio::spawn(daemon_engine(daemon_msg_tx.clone(), brain_msg_rx, daemon_error));
 
     tokio::time::sleep(tokio::time::Duration::from_secs(1)).await;
 
@@ -102,6 +105,7 @@ pub async fn daemon_msg_sender(
 pub async fn daemon_engine(
     tx: mpsc::Sender<vm_proto::VmDaemonMessage>,
     mut rx: mpsc::Receiver<vm_proto::BrainVmMessage>,
+    new_vm_err: Option<String>,
 ) -> Result<()> {
     log::info!("daemon engine vm_daemon");
     while let Some(brain_msg) = rx.recv().await {
@@ -120,7 +124,7 @@ pub async fn daemon_engine(
                 let new_vm_resp = vm_proto::NewVmResp {
                     uuid: new_vm_req.uuid.clone(),
                     args,
-                    error: String::new(),
+                    error: new_vm_err.clone().unwrap_or_default(),
                 };
 
                 let res_data = vm_proto::VmDaemonMessage {

tests/grpc_general_test.rs

@@ -116,7 +116,7 @@ async fn test_report_node() {
     let db = prepare_test_db().await.unwrap();
 
     let brain_channel = run_service_for_stream().await.unwrap();
-    let daemon_key = mock_vm_daemon(&brain_channel).await.unwrap();
+    let daemon_key = mock_vm_daemon(&brain_channel, None).await.unwrap();
 
     let key = Key::new();
 

tests/grpc_vm_cli_test.rs

@@ -2,24 +2,30 @@ use common::prepare_test_env::{prepare_test_db, run_service_for_stream};
 use common::test_utils::Key;
 use common::vm_cli_utils::{airdrop, create_new_vm, user_list_vm_contracts};
 use common::vm_daemon_utils::{mock_vm_daemon, register_vm_node};
+use detee_shared::vm_proto;
 use detee_shared::vm_proto::brain_vm_cli_client::BrainVmCliClient;
 use detee_shared::vm_proto::brain_vm_daemon_client::BrainVmDaemonClient;
 use detee_shared::vm_proto::{ExtendVmReq, ListVmContractsReq, NewVmReq};
 use futures::StreamExt;
 use std::vec;
-use surreal_brain::constants::{ACCOUNT, ACTIVE_VM};
+use surreal_brain::constants::{ACCOUNT, ACTIVE_VM, NEW_VM_REQ, TOKEN_DECIMAL};
 use surreal_brain::db::prelude as db;
-use surreal_brain::db::vm::ActiveVm;
 
 mod common;
 
 #[tokio::test]
 async fn test_vm_creation() {
     let db = prepare_test_db().await.unwrap();
-    // env_logger::builder().filter_level(log::LevelFilter::Error).init();
+    /*
+    env_logger::builder()
+        .filter_level(log::LevelFilter::Debug)
+        .filter_module("tungstenite", log::LevelFilter::Debug)
+        .filter_module("tokio_tungstenite", log::LevelFilter::Debug)
+        .init();
+    */
 
     let brain_channel = run_service_for_stream().await.unwrap();
-    let daemon_key = mock_vm_daemon(&brain_channel).await.unwrap();
+    let daemon_key = mock_vm_daemon(&brain_channel, None).await.unwrap();
 
     let key = Key::new();
 
@@ -29,11 +35,60 @@ async fn test_vm_creation() {
     let grpc_error_message = new_vm_resp.err().unwrap().to_string();
     assert!(grpc_error_message.contains("Insufficient funds"));
 
-    airdrop(&brain_channel, &key.pubkey, 10).await.unwrap();
+    let airdrop_amount = 10;
+    airdrop(&brain_channel, &key.pubkey, airdrop_amount).await.unwrap();
 
     let new_vm_id = create_new_vm(&db, &key, &daemon_key, &brain_channel).await.unwrap();
-    let active_vm: Option<ActiveVm> = db.select((ACTIVE_VM, new_vm_id)).await.unwrap();
+    let active_vm: Option<db::ActiveVm> = db.select((ACTIVE_VM, new_vm_id)).await.unwrap();
     assert!(active_vm.is_some());
+
+    let daemon_key_02 =
+        mock_vm_daemon(&brain_channel, Some("something went wrong 04".to_string())).await.unwrap();
+
+    let locking_nano = 100;
+    let mut new_vm_req = vm_proto::NewVmReq {
+        admin_pubkey: key.pubkey.clone(),
+        node_pubkey: daemon_key_02.clone(),
+        price_per_unit: 1200,
+        extra_ports: vec![8080, 8081],
+        locked_nano: locking_nano,
+        ..Default::default()
+    };
+
+    let mut client_vm_cli = BrainVmCliClient::new(brain_channel.clone());
+    let new_vm_resp = client_vm_cli
+        .new_vm(key.sign_request(new_vm_req.clone()).unwrap())
+        .await
+        .unwrap()
+        .into_inner();
+
+    assert!(!new_vm_resp.error.is_empty());
+
+    let vm_req_db: Option<db::NewVmReq> =
+        db.select((NEW_VM_REQ, new_vm_resp.uuid.clone())).await.unwrap();
+
+    if let Some(new_vm_req) = vm_req_db {
+        assert!(!new_vm_req.error.is_empty());
+        assert_eq!(new_vm_resp.error, new_vm_req.error);
+    }
+
+    let acc_db: db::Account = db.select((ACCOUNT, key.pubkey.clone())).await.unwrap().unwrap();
+    assert_eq!(acc_db.balance, airdrop_amount * TOKEN_DECIMAL);
+    assert_eq!(acc_db.tmp_locked, 0);
+
+    new_vm_req.node_pubkey = daemon_key;
+
+    let new_vm_resp =
+        client_vm_cli.new_vm(key.sign_request(new_vm_req).unwrap()).await.unwrap().into_inner();
+    assert!(new_vm_resp.error.is_empty());
+
+    tokio::time::sleep(tokio::time::Duration::from_millis(100)).await;
+    let active_vm: Option<db::ActiveVm> = db.select((ACTIVE_VM, new_vm_resp.uuid)).await.unwrap();
+    assert!(active_vm.is_some());
+
+    let acc_db: db::Account = db.select((ACCOUNT, key.pubkey.clone())).await.unwrap().unwrap();
+    assert_eq!(acc_db.balance, airdrop_amount * TOKEN_DECIMAL - locking_nano);
+    assert_eq!(acc_db.tmp_locked, 0);
 }
 
 #[tokio::test]

tests/grpc_vm_daemon_test.rs

@@ -29,7 +29,7 @@ async fn test_brain_message() {
     prepare_test_db().await.unwrap();
 
     let brain_channel = run_service_for_stream().await.unwrap();
-    let daemon_key = mock_vm_daemon(&brain_channel).await.unwrap();
+    let daemon_key = mock_vm_daemon(&brain_channel, None).await.unwrap();
     let mut cli_client = BrainVmCliClient::new(brain_channel.clone());
 
     let cli_key = Key::new();