refactor: rename to to better reflect meaning

server/crates/arbiter-server/src/peers/client/auth.rs

@@ -54,7 +54,7 @@ impl From<diesel::result::Error> for Error {
 pub enum ApproveError {
     #[error("Internal error")]
     Internal,
-    #[error("Client connection denied by user agents")]
+    #[error("Client connection denied by operators")]
     Denied,
     #[error("Upstream error: {0}")]
     Upstream(flow_coordinator::ApprovalError),

server/crates/arbiter-server/src/peers/mod.rs

@@ -1,2 +1,2 @@
 pub mod client;
-pub mod user_agent;
+pub mod operator;

server/crates/arbiter-server/src/peers/operator/auth/mod.rs

@@ -1,4 +1,4 @@
-use super::{Credentials, UserAgentConnection};
+use super::{Credentials, OperatorConnection};
 use arbiter_crypto::authn::{self, AuthChallenge};
 use arbiter_proto::transport::Bi;
 
@@ -69,7 +69,7 @@ fn parse_auth_event(payload: Inbound) -> AuthEvents {
 }
 
 pub async fn authenticate<T>(
-    props: &mut UserAgentConnection,
+    props: &mut OperatorConnection,
     transport: &mut T,
 ) -> Result<Credentials, Error>
 where

server/crates/arbiter-server/src/peers/operator/auth/state.rs

@@ -1,13 +1,13 @@
 use super::{
-    super::{Credentials, UserAgentConnection},
+    super::{Credentials, OperatorConnection},
     Error,
 };
 use crate::{
     actors::bootstrap::ConsumeToken,
-    db::{DatabasePool, schema::useragent_client},
-    peers::user_agent::auth::Outbound,
+    db::{DatabasePool, schema::operator_client},
+    peers::operator::auth::Outbound,
 };
-use arbiter_crypto::authn::{self, AuthChallenge, USERAGENT_CONTEXT};
+use arbiter_crypto::authn::{self, AuthChallenge, OPERATOR_CONTEXT};
 use arbiter_proto::transport::Bi;
 
 use diesel::{ExpressionMethods as _, OptionalExtension as _, QueryDsl};
@@ -44,9 +44,9 @@ async fn get_client_id(db: &DatabasePool, pubkey: &authn::PublicKey) -> Result<O
         Error::internal("Database unavailable")
     })?;
 
-    useragent_client::table
-        .filter(useragent_client::public_key.eq(pubkey.to_bytes()))
-        .select(useragent_client::id)
+    operator_client::table
+        .filter(operator_client::public_key.eq(pubkey.to_bytes()))
+        .select(operator_client::id)
         .first::<i32>(&mut conn)
         .await
         .optional()
@@ -63,9 +63,9 @@ async fn register_key(db: &DatabasePool, pubkey: &authn::PublicKey) -> Result<i3
         Error::internal("Database unavailable")
     })?;
 
-    let id: i32 = diesel::insert_into(useragent_client::table)
-        .values((useragent_client::public_key.eq(pubkey_bytes),))
-        .returning(useragent_client::id)
+    let id: i32 = diesel::insert_into(operator_client::table)
+        .values((operator_client::public_key.eq(pubkey_bytes),))
+        .returning(operator_client::id)
         .get_result(&mut conn)
         .await
         .map_err(|e| {
@@ -77,12 +77,12 @@ async fn register_key(db: &DatabasePool, pubkey: &authn::PublicKey) -> Result<i3
 }
 
 pub(super) struct AuthContext<'a, T: ?Sized> {
-    pub(super) conn: &'a mut UserAgentConnection,
+    pub(super) conn: &'a mut OperatorConnection,
     pub(super) transport: &'a mut T,
 }
 
 impl<'a, T: ?Sized> AuthContext<'a, T> {
-    pub(super) const fn new(conn: &'a mut UserAgentConnection, transport: &'a mut T) -> Self {
+    pub(super) const fn new(conn: &'a mut OperatorConnection, transport: &'a mut T) -> Self {
         Self { conn, transport }
     }
 }
@@ -143,7 +143,7 @@ where
             Error::InvalidChallengeSolution
         })?;
 
-        let valid = pubkey.verify(challenge, USERAGENT_CONTEXT, &signature);
+        let valid = pubkey.verify(challenge, OPERATOR_CONTEXT, &signature);
 
         if !valid {
             self.transport

server/crates/arbiter-server/src/peers/operator/mod.rs

@@ -17,7 +17,7 @@ use tokio::sync::oneshot;
 use tracing::{error, warn};
 
 pub use auth::authenticate;
-pub use session::UserAgentSession;
+pub use session::OperatorSession;
 
 pub mod auth;
 pub mod session;
@@ -30,10 +30,10 @@ pub struct Credentials {
 }
 
 impl Integrable for Credentials {
-    const KIND: &'static str = "useragent_credentials";
+    const KIND: &'static str = "operator_credentials";
 }
 
-// Messages, sent by user agent to connection client without having a request
+// Messages, sent by operator to connection client without having a request
 #[derive(Debug)]
 pub enum OutOfBand {
     ClientConnectionRequest { profile: ClientProfile },
@@ -41,12 +41,12 @@ pub enum OutOfBand {
 }
 
 #[derive(Clone)]
-pub struct UserAgentConnection {
+pub struct OperatorConnection {
     pub(crate) db: DatabasePool,
     pub(crate) actors: GlobalActors,
 }
 
-impl UserAgentConnection {
+impl OperatorConnection {
     pub const fn new(db: DatabasePool, actors: GlobalActors) -> Self {
         Self { db, actors }
     }
@@ -106,7 +106,7 @@ async fn should_run_gate(vault: &ActorRef<Vault>) -> Result<bool, Error> {
 }
 
 async fn run_vault_gate<T>(
-    props: &UserAgentConnection,
+    props: &OperatorConnection,
     transport: &mut T,
     auth_creds: Credentials,
 ) -> Result<(), Error>
@@ -160,10 +160,10 @@ where
 }
 
 pub async fn start<T>(
-    props: &mut UserAgentConnection,
+    props: &mut OperatorConnection,
     mut transport: T,
     oob_sender: Box<dyn Sender<OutOfBand>>,
-) -> Result<ActorRef<UserAgentSession>, Error>
+) -> Result<ActorRef<OperatorSession>, Error>
 where
     T: Bi<auth::Inbound, Result<auth::Outbound, auth::Error>> + Send,
     T: Bi<vault_gate::Inbound, Result<vault_gate::Outbound, vault_gate::Error>> + Send,
@@ -178,7 +178,7 @@ where
     // checking the integrity
     verify_integrity(&props.db, &props.actors.vault, &creds).await?;
 
-    Ok(UserAgentSession::spawn(UserAgentSession::new(
+    Ok(OperatorSession::spawn(OperatorSession::new(
         props.clone(),
         oob_sender,
     )))

server/crates/arbiter-server/src/peers/operator/session/handlers.rs

@@ -1,8 +1,8 @@
-use super::{Error, UserAgentSession};
+use super::{Error, OperatorSession};
 use crate::{
     actors::evm::{
         ClientSignTransaction, Generate, ListWallets, SignTransactionError as EvmSignError,
-        UseragentCreateGrant, UseragentListGrants,
+        OperatorCreateGrant, OperatorListGrants,
     },
     actors::flow_coordinator::client_connect_approval::ClientApprovalAnswer,
     actors::vault::VaultState,
@@ -36,7 +36,7 @@ pub enum GrantMutationError {
 }
 
 #[messages]
-impl UserAgentSession {
+impl OperatorSession {
     #[message]
     pub(crate) async fn handle_query_vault_state(&mut self) -> Result<VaultState, Error> {
         use crate::actors::vault::GetState;
@@ -44,7 +44,7 @@ impl UserAgentSession {
         let vault_state = match self.props.actors.vault.ask(GetState {}).await {
             Ok(state) => state,
             Err(err) => {
-                error!(?err, actor = "useragent", "vault.query.failed");
+                error!(?err, actor = "operator", "vault.query.failed");
                 return Err(Error::internal("Vault is in broken state"));
             }
         };
@@ -54,7 +54,7 @@ impl UserAgentSession {
 }
 
 #[messages]
-impl UserAgentSession {
+impl OperatorSession {
     #[message]
     pub(crate) async fn handle_evm_wallet_create(&mut self) -> Result<(i32, Address), Error> {
         match self.props.actors.evm.ask(Generate {}).await {
@@ -82,10 +82,10 @@ impl UserAgentSession {
 }
 
 #[messages]
-impl UserAgentSession {
+impl OperatorSession {
     #[message]
     pub(crate) async fn handle_grant_list(&mut self) -> Result<Vec<Grant<SpecificGrant>>, Error> {
-        match self.props.actors.evm.ask(UseragentListGrants {}).await {
+        match self.props.actors.evm.ask(OperatorListGrants {}).await {
             Ok(grants) => Ok(grants),
             Err(err) => {
                 error!(?err, "EVM grant list failed");
@@ -104,7 +104,7 @@ impl UserAgentSession {
             .props
             .actors
             .evm
-            .ask(UseragentCreateGrant { basic, grant })
+            .ask(OperatorCreateGrant { basic, grant })
             .await
         {
             Ok(grant_id) => Ok(grant_id),
@@ -121,7 +121,7 @@ impl UserAgentSession {
         //     .props
         //     .actors
         //     .evm
-        //     .ask(UseragentDeleteGrant { grant_id })
+        //     .ask(OperatorDeleteGrant { grant_id })
         //     .await
         // {
         //     Ok(()) => Ok(()),
@@ -157,7 +157,7 @@ impl UserAgentSession {
                 Err(SignTransactionError::Vet(vet_error))
             }
             Err(err) => {
-                error!(?err, "EVM sign transaction failed in user-agent session");
+                error!(?err, "EVM sign transaction failed in operator session");
                 Err(SignTransactionError::Internal)
             }
         }
@@ -226,7 +226,7 @@ impl UserAgentSession {
 }
 
 #[messages]
-impl UserAgentSession {
+impl OperatorSession {
     #[message(ctx)]
     pub(crate) async fn handle_new_client_approve(
         &mut self,

server/crates/arbiter-server/src/peers/operator/session/mod.rs

@@ -1,8 +1,8 @@
-use super::{OutOfBand, UserAgentConnection};
+use super::{OutOfBand, OperatorConnection};
 use crate::{
     actors::{
         flow_coordinator::client_connect_approval::ClientApprovalController,
-        useragent_registry::ConnectUseragent,
+        operator_registry::ConnectOperator,
     },
     peers::client::ClientProfile,
 };
@@ -49,8 +49,8 @@ pub struct PendingClientApproval {
     controller: ActorRef<ClientApprovalController>,
 }
 
-pub struct UserAgentSession {
-    props: UserAgentConnection,
+pub struct OperatorSession {
+    props: OperatorConnection,
     sender: Box<dyn Sender<OutOfBand>>,
 
     pending_client_approvals: HashMap<Vec<u8>, PendingClientApproval>,
@@ -58,8 +58,8 @@ pub struct UserAgentSession {
 
 pub mod handlers;
 
-impl UserAgentSession {
-    pub(crate) fn new(props: UserAgentConnection, sender: Box<dyn Sender<OutOfBand>>) -> Self {
+impl OperatorSession {
+    pub(crate) fn new(props: OperatorConnection, sender: Box<dyn Sender<OutOfBand>>) -> Self {
         Self {
             props,
             sender,
@@ -69,7 +69,7 @@ impl UserAgentSession {
 }
 
 #[messages]
-impl UserAgentSession {
+impl OperatorSession {
     #[message]
     pub async fn begin_new_client_approval(
         &mut self,
@@ -85,7 +85,7 @@ impl UserAgentSession {
         {
             error!(
                 ?e,
-                actor = "user_agent",
+                actor = "operator",
                 event = "failed to announce new client connection"
             );
             return;
@@ -101,7 +101,7 @@ impl UserAgentSession {
     }
 }
 
-impl Actor for UserAgentSession {
+impl Actor for OperatorSession {
     type Args = Self;
 
     type Error = Error;
@@ -109,17 +109,17 @@ impl Actor for UserAgentSession {
     async fn on_start(args: Self::Args, this: ActorRef<Self>) -> Result<Self, Self::Error> {
         args.props
             .actors
-            .useragent_registry
-            .ask(ConnectUseragent {
+            .operator_registry
+            .ask(ConnectOperator {
                 actor: this.clone(),
             })
             .await
             .map_err(|err| {
                 error!(
                     ?err,
-                    "Failed to register user agent connection with user agent registry"
+                    "Failed to register operator connection with operator registry"
                 );
-                Error::internal("Failed to register user agent connection with user agent registry")
+                Error::internal("Failed to register operator connection with operator registry")
             })?;
         Ok(args)
     }
@@ -149,7 +149,7 @@ impl Actor for UserAgentSession {
             {
                 error!(
                     ?e,
-                    actor = "user_agent",
+                    actor = "operator",
                     event = "failed to announce client connection cancellation"
                 );
             }