add qbg-handler #2807
add qbg-handler #2807
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📝 WalkthroughWalkthroughThis pull request introduces significant changes to the Rust agent implementation, primarily focusing on integrating a new Changes
Sequence DiagramsequenceDiagram
participant Client
participant Agent
participant QBGService
participant Index
Client->>Agent: Request (insert/search/update)
Agent->>QBGService: Process request
QBGService->>Index: Perform operation
alt Operation Successful
Index-->>QBGService: Return result
QBGService-->>Agent: Return response
Agent-->>Client: Send response
else Operation Failed
Index-->>QBGService: Return error
QBGService-->>Agent: Generate error details
Agent-->>Client: Send error status
end
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Actionable comments posted: 23
🧹 Nitpick comments (17)
rust/bin/agent/src/handler/upsert.rs (1)
64-64: Useis_empty()instead oflen() == 0for string emptiness checkFor better readability and idiomatic Rust code, use the
is_empty()method to check if a string is empty.Apply this diff:
- if uuid.len() == 0 { + if uuid.is_empty() {rust/bin/agent/src/handler/index.rs (5)
32-32: Correct the typo in the log message.There's a spelling error in the log message: "Recieved" should be corrected to "Received".
Apply this diff to correct the typo:
-println!("Recieved a request from {:?}", request.remote_addr()); +println!("Received a request from {:?}", request.remote_addr());
36-36: Handle potential Unicode errors when converting hostname to string.Using
to_str().unwrap()might cause a panic if the hostname contains invalid UTF-8. Consider handling this case to prevent potential runtime panics.Apply this diff to handle the error gracefully:
-let domain = hostname.to_str().unwrap(); +let domain = match hostname.to_str() { + Some(s) => s.to_string(), + None => { + let status = Status::internal("Invalid hostname encoding"); + return Err(status); + } +};
94-94: Correct the typo in the log message.There's a spelling error in the log message: "Recieved" should be corrected to "Received".
Apply this diff to correct the typo:
-println!("Recieved a request from {:?}", request.remote_addr()); +println!("Received a request from {:?}", request.remote_addr());
96-96: Handle potential Unicode errors when converting hostname to string.Using
to_str().unwrap()may cause a panic if the hostname contains invalid UTF-8. It's advisable to handle this potential error.Apply this diff:
-let domain = hostname.to_str().unwrap(); +let domain = match hostname.to_str() { + Some(s) => s.to_string(), + None => { + let status = Status::internal("Invalid hostname encoding"); + return Err(status); + } +};
137-137: Correct the typo in the log message.Again, "Recieved" should be corrected to "Received" to fix the spelling error.
Apply this diff:
-println!("Recieved a request from {:?}", request.remote_addr()); +println!("Received a request from {:?}", request.remote_addr());rust/bin/agent/src/handler/insert.rs (3)
32-32: Correct the typo in the log message.The word "Recieved" is misspelled; it should be "Received".
Apply this diff:
-println!("Recieved a request from {:?}", request.remote_addr()); +println!("Received a request from {:?}", request.remote_addr());
59-59: Fix typos in the error message.The error message contains typos: "Incombatible" should be "Incompatible", and "detedted" should be "detected".
Apply this diff:
-"Insert API Incombatible Dimension Size detedted", +"Insert API Incompatible Dimension Size detected",
51-51: Handle potential UTF-8 conversion errors when encoding the request.Using
String::from_utf8(req.encode_to_vec()).unwrap()can panic if the encoded bytes are not valid UTF-8. Handle theResultto prevent possible panics.Apply this diff:
-err_details.set_request_info(vec.id, String::from_utf8(req.encode_to_vec()).unwrap()); +let req_str = match String::from_utf8(req.encode_to_vec()) { + Ok(s) => s, + Err(_) => "<invalid UTF-8>".to_string(), +}; +err_details.set_request_info(vec.id, req_str);rust/bin/agent/src/handler/update.rs (3)
32-32: Correct the typo in the log message."Recieved" should be corrected to "Received" to fix the spelling error.
Apply this diff:
-println!("Recieved a request from {:?}", request.remote_addr()); +println!("Received a request from {:?}", request.remote_addr());
64-64: Useis_empty()method for string emptiness check.Instead of comparing
uuid.len() == 0, it's more idiomatic to useuuid.is_empty().Apply this diff:
-if uuid.len() == 0 { +if uuid.is_empty() {
71-74: Handle potential UTF-8 conversion errors when encoding the request.As with previous instances, unwrapping the result of
String::from_utf8may panic if the data is not valid UTF-8.Apply this diff:
-err_details.set_request_info( - uuid.clone(), - String::from_utf8(req.encode_to_vec()).unwrap(), -); +let req_str = match String::from_utf8(req.encode_to_vec()) { + Ok(s) => s, + Err(_) => "<invalid UTF-8>".to_string(), +}; +err_details.set_request_info(uuid.clone(), req_str);rust/bin/agent/src/handler/search.rs (2)
57-57: Fix typos in error messageThe error message at line 57 contains typos: "Incombatible" should be "Incompatible", and "detedted" should be "detected".
Apply this diff to correct the typos:
- "Search API Incombatible Dimension Size detedted", + "Search API Incompatible Dimension Size detected",
73-146: Refactor repetitive error handling codeThe error handling within the
match errblock repeats similar patterns for constructingerr_detailsand returningStatus. Refactoring this code can reduce duplication and improve maintainability.Consider creating a helper function to construct the
Statuswith error details:fn build_error_status( code: Code, message: &str, err: &Error, domain: &str, metadata: HashMap<String, String>, request_id: &str, request_info: &str, resource_type: &str, resource_name: &str, field_violations: Option<Vec<FieldViolation>>, ) -> Status { let mut err_details = ErrorDetails::new(); err_details.set_error_info(err.to_string(), domain, metadata); err_details.set_request_info(request_id, request_info); err_details.set_resource_info(resource_type, resource_name, "", ""); if let Some(violations) = field_violations { err_details.set_bad_request(violations); } Status::with_error_details(code, message, err_details) }Then refactor the
matcharms to use this helper function:- Error::CreateIndexingIsInProgress {} => { - let mut err_details = ErrorDetails::new(); - // ... (repeated code) - Status::with_error_details(Code::Aborted, "Search API aborted to process search request due to creating indices is in progress", err_details) - } + Error::CreateIndexingIsInProgress {} => build_error_status( + Code::Aborted, + "Search API aborted to process search request due to creating indices is in progress", + &err, + domain, + metadata, + &config.request_id, + debug_info, + &resource_type, + &resource_name, + None, + ),Apply similar changes to the other
matcharms to streamline the error handling.rust/bin/agent/src/handler/object.rs (1)
35-35: Fix typo in debug print statement."Recieved" should be "Received".
- println!("Recieved a request from {:?}", request.remote_addr()); + println!("Received a request from {:?}", request.remote_addr());rust/bin/agent/src/handler/remove.rs (2)
32-32: Fix typo in log message."Recieved" should be "Received".
- println!("Recieved a request from {:?}", request.remote_addr()); + println!("Received a request from {:?}", request.remote_addr());
63-129: Refactor duplicated error handling code.The error handling blocks contain significant code duplication in creating error details. Consider extracting the common pattern into a helper function.
impl super::Agent { fn create_error_details( &self, err: Error, domain: &str, uuid: String, req: &remove::Request, add_field_violation: bool, ) -> ErrorDetails { let metadata = HashMap::new(); let resource_type = self.resource_type.clone() + "/qbg.Remove"; let resource_name = format!("{}: {}({})", self.api_name, self.name, self.ip); let mut err_details = ErrorDetails::new(); err_details.set_error_info(err.to_string(), domain, metadata); err_details.set_request_info( uuid.clone(), String::from_utf8(req.encode_to_vec()).unwrap(), ); if add_field_violation { err_details.set_bad_request(vec![FieldViolation::new("uuid", err.to_string())]); } err_details.set_resource_info(resource_type, resource_name, "", ""); err_details } }This would simplify the error handling blocks significantly.
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⛔ Files ignored due to path filters (1)
rust/Cargo.lockis excluded by!**/*.lock
📒 Files selected for processing (14)
rust/bin/agent/Cargo.toml(1 hunks)rust/bin/agent/src/handler.rs(1 hunks)rust/bin/agent/src/handler/index.rs(2 hunks)rust/bin/agent/src/handler/insert.rs(1 hunks)rust/bin/agent/src/handler/object.rs(1 hunks)rust/bin/agent/src/handler/remove.rs(1 hunks)rust/bin/agent/src/handler/search.rs(2 hunks)rust/bin/agent/src/handler/update.rs(1 hunks)rust/bin/agent/src/handler/upsert.rs(1 hunks)rust/bin/agent/src/main.rs(1 hunks)rust/libs/algorithm/src/lib.rs(1 hunks)rust/libs/algorithms/qbg/src/input.cpp(3 hunks)rust/libs/algorithms/qbg/src/input.h(1 hunks)rust/libs/algorithms/qbg/src/lib.rs(2 hunks)
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🔇 Additional comments (17)
rust/libs/algorithm/src/lib.rs (1)
70-76: Verify the return type of thesearchmethodThe
searchmethod now returnsResult<search::Response, Error>instead ofResult<tonic::Response<search::Response>, Error>. Ensure this change is compatible with the rest of the codebase and that all callers handle the updated return type appropriately.rust/bin/agent/src/handler/index.rs (3)
35-35: Verify the use ofcargo::util::hostname()function.The function
cargo::util::hostname()may not be the standard way to retrieve the hostname. Please ensure that this function is correctly implemented or consider usinghostname::get()or another appropriate method.
34-34: Unused variablepool_size.The variable
pool_sizeis extracted from the request but not utilized in thecreate_indexmethod. Ifpool_sizeis intended to influence index creation, ensure it's passed tos.create_index()or the relevant function.
95-95: Verify the use ofcargo::util::hostname()function.Similar to the previous occurrence, ensure that
cargo::util::hostname()correctly retrieves the hostname. Consider usinghostname::get()if appropriate.rust/bin/agent/src/handler.rs (2)
19-19: Module addition is appropriateAdding
pub mod object;correctly includes the newobjectmodule into the handler, aligning with the project structure.
24-25: Proper use ofArc<RwLock>for shared accessUpdating the
Agentstruct to useArc<RwLock<dyn algorithm::ANN>>for thesfield enhances concurrency control, allowing safe shared access across asynchronous contexts. The initialization in thenewmethod is correctly implemented.Also applies to: 28-44
rust/libs/algorithms/qbg/src/input.h (1)
111-113: Good practice: Addingconstqualifiers to methodsAdding
constqualifiers to thesearch,get_object, andget_dimensionmethods improves const-correctness, allowing these methods to be called on const instances and ensuring they do not modify the object's state.rust/libs/algorithms/qbg/src/input.cpp (3)
336-336: LGTM! Good improvement in const-correctness.Making the search method const-correct is a good practice as it doesn't modify the index state and enables better thread safety.
390-390: LGTM! Good improvement in const-correctness.Making the get_object method const-correct is a good practice as it doesn't modify the index state and enables better thread safety.
406-406: LGTM! Good improvement in const-correctness.Making the get_dimension method const-correct is a good practice as it doesn't modify the index state and enables better thread safety.
rust/libs/algorithms/qbg/src/lib.rs (3)
98-105: LGTM! Good alignment with C++ const-correctness.The FFI function signatures have been correctly updated to use immutable references, matching the C++ const methods. This ensures consistent behavior across the language boundary.
373-384: LGTM! Good error handling and type conversion.The search method implementation correctly handles the FFI boundary and provides appropriate error handling. The return type change to
Result<Vec<(u32, f32)>>is more idiomatic Rust.
109-112: Verify thread safety of Send and Sync implementations.While marking
PropertyandIndexasSendandSyncis necessary for thread safety, we need to ensure that the underlying C++ implementations are actually thread-safe.✅ Verification successful
Thread safety verification successful for Property and Index
The
SendandSyncimplementations are safe because:
- Both types use
UniquePtrfor exclusive ownership- All mutations require exclusive access through
&mut self- No shared mutable state exists that could cause data races
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Search for mutex/lock usage in C++ code rg -A 5 "std::(mutex|shared_mutex|recursive_mutex|lock_guard|unique_lock|shared_lock)" rust/libs/algorithms/qbg/src/Length of output: 118
Script:
#!/bin/bash # Check FFI type definitions and their usage echo "=== FFI Type Definitions ===" rg -A 10 "struct.*Property|struct.*Index" rust/libs/algorithms/qbg/src/ echo -e "\n=== Property/Index Usage Patterns ===" ast-grep --pattern 'impl $_ for ffi::Property { $$$ }' ast-grep --pattern 'impl $_ for ffi::Index { $$$ }' echo -e "\n=== Shared State Access ===" rg -g '*.rs' -A 5 "static|lazy_static|thread_local" rust/libs/algorithms/qbg/src/Length of output: 3783
rust/bin/agent/Cargo.toml (1)
25-25: Verify qbg package version compatibility.The qbg package is pinned to version 0.1.0. Since this is an internal dependency, ensure that this version is compatible with the rest of the project and follows the project's versioning strategy.
✅ Verification successful
Version specification is consistent across workspace
The qbg package version 0.1.0 is consistently specified across all workspace dependencies, and all references use appropriate path-based workspace dependencies.
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Check version consistency across workspace rg -A 1 'version = "0.1.0"' rust/libs/algorithms/qbg/Cargo.tomlLength of output: 100
Script:
#!/bin/bash # Find all Cargo.toml files that depend on qbg rg -l "qbg.*=.*" --type toml # Check workspace configuration cat rust/Cargo.tomlLength of output: 906
Script:
#!/bin/bash # Check qbg dependency in algorithm crate rg -A 1 'qbg.*=.*' rust/libs/algorithm/Cargo.tomlLength of output: 156
rust/bin/agent/src/handler/remove.rs (3)
16-24: LGTM! Imports are well-organized and appropriate.The imports cover all necessary components for implementing a gRPC service with proper error handling and protobuf support.
130-135: LGTM! Success response is well-structured.The response includes all necessary information (name, UUID, and IPs) in the
object::Locationstructure.
Line range hint
138-168: Track unimplemented methods.The following methods need to be implemented:
remove_by_timestampstream_removemulti_removeThese are part of the required trait implementation and should be tracked for future implementation.
Would you like me to create issues to track the implementation of these methods?
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Actionable comments posted: 3
♻️ Duplicate comments (5)
rust/libs/algorithm/src/lib.rs (2)
26-27: 🛠️ Refactor suggestionEnsure consistent use of UUID data types in
ErrorvariantsThe
ErrorvariantsUUIDAlreadyExistsandUUIDNotFounduse different data types for the UUID field.UUIDAlreadyExistsusesuuid: String, whileUUIDNotFoundusesid: usize. For consistency and clarity, consider changingid: usizetouuid: StringinUUIDNotFound.Apply this diff to maintain consistency:
pub enum Error { CreateIndexingIsInProgress {}, FlushingIsInProgress {}, EmptySearchResult {}, IncompatibleDimensionSize { got: usize, want: usize }, UUIDAlreadyExists { uuid: String }, - UUIDNotFound { id: usize }, + UUIDNotFound { uuid: String }, UncommittedIndexNotFound {}, InvalidUUID { uuid: String }, ObjectIDNotFound { uuid: String }, Unknown {}, }
47-53: 🛠️ Refactor suggestionUpdate
fmt::Displayimplementations to matchErrorvariant changesAfter changing the
ErrorvariantUUIDNotFoundto useuuid: String, update thefmt::Displayimplementation accordingly to reflect the change.Apply this diff:
Error::UUIDAlreadyExists { uuid } => write!(f, "uuid {} index already exists", uuid), - Error::UUIDNotFound { id } => { - if *id == (0 as usize) { + Error::UUIDNotFound { uuid } => { + if uuid.is_empty() { write!(f, "object uuid not found") } else { - write!(f, "object uuid {}'s metadata not found", id) + write!(f, "object uuid {}'s metadata not found", uuid) } }rust/bin/agent/src/main.rs (2)
106-114:⚠️ Potential issueImplement proper UUID to ID conversion in
existsmethodCurrently, the
existsmethod ignores the provideduuidand uses a hardcodedid = 1. This will not correctly check for the existence of the specified object. Implement a proper conversion from UUID to the corresponding ID.Example implementation:
fn exists(&self, _uuid: String) -> bool { // convert uuid to id - let id = 1; + let id = self.convert_uuid_to_id(_uuid); let result = self.index.get_object(id); match result { Ok(_vec) => true, Err(_err) => false, } }
171-178:⚠️ Potential issueImplement proper UUID to ID conversion in
get_objectmethodCurrently, the method ignores the provided
uuidand uses a hardcodedid = 1. This will not retrieve the intended object. Implement correct conversion to retrieve the specified object.Example adjustment:
fn get_object(&self, _uuid: String) -> Result<(Vec<f32>, i64), Error> { // convert uuid to id - let id = 1; + let id = self.convert_uuid_to_id(_uuid); let vec = self.index.get_object(id).map_err(Error::from)?; // get timestamp let ts: i64 = 0; Ok((vec.to_vec(), ts)) }rust/bin/agent/src/handler/remove.rs (1)
43-44:⚠️ Potential issueAdd proper error handling for hostname conversion.
The current implementation could panic if the hostname contains invalid UTF-8 characters.
🧹 Nitpick comments (9)
rust/bin/agent/src/handler/upsert.rs (4)
74-74: Useis_empty()instead oflen() == 0for checking empty stringsIt's more idiomatic and clear to use
uuid.is_empty()when checking if a string is empty.Apply this diff:
- if uuid.len() == 0 { + if uuid.is_empty() {
97-98: Avoid holding the read lock for prolonged operationsWithin the scope where the read lock
sis held (lines 41-159), there are asynchronous operations (self.updateandself.insert) that could potentially block other readers or writers. Consider restructuring the code to minimize the duration for which the read lock is held.You can limit the scope of the read lock to only the necessary operations, like accessing
s.exists(uuid.clone()), and release it before performing asynchronous operations.
96-123: Consider initializingrt_nameafter determining the operationThe variable
rt_nameis declared before the match onexists, but its value depends on whether the UUID exists or not. To improve code clarity, declare and initializert_namewithin each branch where it's used.Apply this diff:
let result; - let rt_name; let exists = s.exists(uuid.clone()); if exists { result = self .update(tonic::Request::new(update::Request { vector: req.vector.clone(), config: Some(update::Config { skip_strict_exist_check: true, filters: config.filters, timestamp: config.timestamp, disable_balanced_update: config.disable_balanced_update, }), })) .await; + let rt_name = format!("{}{}", "/qbg.Upsert", "/qbg.Update"); } else { result = self .insert(tonic::Request::new(insert::Request { vector: req.vector.clone(), config: Some(insert::Config { skip_strict_exist_check: true, filters: config.filters, timestamp: config.timestamp, }), })) .await; + let rt_name = format!("{}{}", "/qbg.Upsert", "/qbg.Insert"); }
125-156: Simplify error handling in match statementThe error handling logic in the
match resultblock is complex and could be simplified. Consider restructuring the error handling to make it more readable and maintainable.For example, you could extract the error handling code into a separate function or simplify the match arms to reduce nested code.
rust/bin/agent/src/handler/remove.rs (2)
32-32: Fix typo in logging message.There's a typo in the logging message: "Recieved" should be "Received".
- println!("Recieved a request from {:?}", request.remote_addr()); + println!("Received a request from {:?}", request.remote_addr());
16-24: Consider creating a shared error handling module.The error handling code is duplicated across insert.rs, update.rs, and remove.rs. Consider extracting common error handling logic into a shared module.
Create a new module (e.g.,
error_utils.rs) with shared error handling functions:pub fn create_error_details( err: Error, domain: &str, uuid: String, request: &impl Message, resource_type: String, resource_name: String, ) -> ErrorDetails { let mut err_details = ErrorDetails::new(); let metadata = HashMap::new(); err_details.set_error_info(err.to_string(), domain, metadata); err_details.set_request_info( uuid, String::from_utf8(request.encode_to_vec()) .unwrap_or_else(|_| "<invalid UTF-8>".to_string()), ); err_details.set_resource_info(resource_type, resource_name, "", ""); err_details }rust/bin/agent/src/handler/insert.rs (1)
68-68: Fix typo in error message.There's a typo in the error message: "Incombatible" should be "Incompatible" and "detedted" should be "detected".
- "Insert API Incombatible Dimension Size detedted", + "Insert API Incompatible Dimension Size detected",rust/bin/agent/src/handler/update.rs (2)
Line range hint
190-215: Track unimplemented streaming methods.The streaming methods are marked with
todo!(). These should be tracked for future implementation.Would you like me to create issues to track the implementation of these streaming methods? The issues would cover:
- StreamUpdate implementation
- MultiUpdate implementation
- UpdateTimestamp implementation
41-152: Optimize lock duration for better concurrency.The write lock is held for the entire duration of the operation, including error handling and response generation. Consider reducing the lock scope to improve concurrency.
Example optimization pattern:
let dimension_size = { let s = self.s.read().await; s.get_dimension_size() }; // Validate dimensions without holding the lock if vec.vector.len() != dimension_size { // Handle error... } // Only acquire write lock for the actual update { let mut s = self.s.write().await; s.update(uuid.clone(), vec.vector.clone(), config.timestamp)?; } // Generate response without holding the lockAlso applies to: 41-189, 41-147
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📒 Files selected for processing (8)
rust/bin/agent/src/handler/insert.rs(1 hunks)rust/bin/agent/src/handler/object.rs(1 hunks)rust/bin/agent/src/handler/remove.rs(1 hunks)rust/bin/agent/src/handler/search.rs(2 hunks)rust/bin/agent/src/handler/update.rs(1 hunks)rust/bin/agent/src/handler/upsert.rs(1 hunks)rust/bin/agent/src/main.rs(1 hunks)rust/libs/algorithm/src/lib.rs(1 hunks)
🚧 Files skipped from review as they are similar to previous changes (2)
- rust/bin/agent/src/handler/search.rs
- rust/bin/agent/src/handler/object.rs
🧰 Additional context used
📓 Learnings (1)
rust/bin/agent/src/handler/upsert.rs (1)
Learnt from: datelier
PR: vdaas/vald#2807
File: rust/bin/agent/src/handler/search.rs:48-48
Timestamp: 2025-01-22T06:18:47.326Z
Learning: When converting Protobuf-encoded request data to String in Vald, use `String::from_utf8(...).unwrap_or_else(|_| "<invalid UTF-8>".to_string())` instead of `unwrap()` to handle invalid UTF-8 gracefully.
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🔇 Additional comments (4)
rust/bin/agent/src/main.rs (3)
155-156:⚠️ Potential issueHandle errors properly in
searchmethodUsing
unwrap()onself.index.search(...)can cause a panic if an error occurs. Propagate the error instead.Apply this diff:
let vec = self .index .search(vector.as_slice(), k as usize, radius, epsilon) - .unwrap(); + .map_err(Error::from)?;Likely invalid or redundant comment.
128-131:⚠️ Potential issueHandle errors properly in
insertmethodThe
appendmethod may return an error. Usingunwrap()can cause a panic. Propagate the error instead.Apply this diff:
fn insert(&mut self, _uuid: String, vector: Vec<f32>, _ts: i64) -> Result<(), Error> { - let _i = self.index.append(vector.as_slice()).unwrap(); + self.index.append(vector.as_slice()).map_err(Error::from)?; Ok(()) }Likely invalid or redundant comment.
142-143:⚠️ Potential issueHandle errors properly in
removemethodUsing
unwrap()onself.index.remove(id)may cause a panic if an error occurs. Propagate the error instead.Apply this diff:
fn remove(&mut self, _uuid: String, _ts: i64) -> Result<(), Error> { // convert uuid to id let id = 1; - self.index.remove(id).unwrap(); + self.index.remove(id).map_err(Error::from)?; Ok(()) }Likely invalid or redundant comment.
rust/bin/agent/src/handler/update.rs (1)
56-61: Review error message content for sensitive information.The error details include raw request data which might contain sensitive information. Consider sanitizing or limiting the information included in error messages.
Also applies to: 83-85, 106-109
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These changes represent a significant upgrade to the agent's functionality and reliability.