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use serde::{Deserialize, Serialize};
use crate::config::validation::require_nonzero;
use crate::errors::OrionError;
#[derive(Debug, Clone, Serialize, Deserialize)]
#[serde(default)]
pub struct QueueConfig {
/// Maximum number of concurrent async trace workers.
pub workers: usize,
/// Channel buffer size for pending traces.
pub buffer_size: usize,
/// Timeout in seconds to wait for in-flight traces during shutdown.
pub shutdown_timeout_secs: u64,
/// How long to retain completed/failed traces in hours (0 = forever).
pub trace_retention_hours: u64,
/// How often to run the trace cleanup task in seconds.
pub trace_cleanup_interval_secs: u64,
/// Maximum time in milliseconds for processing a single async trace.
pub processing_timeout_ms: u64,
/// Maximum size in bytes for serialized trace results. Results exceeding
/// this limit are rejected (sync) or marked as failed (async). Default 1 MB.
pub max_result_size_bytes: usize,
/// Maximum total memory in bytes for queued trace payloads. New submissions
/// are rejected with 503 when this limit is exceeded. Default 100 MB.
pub max_queue_memory_bytes: usize,
/// Enable DLQ retry processing for failed async traces.
pub dlq_retry_enabled: bool,
/// Maximum number of retries for DLQ entries before giving up.
pub dlq_max_retries: i64,
/// How often to poll the DLQ for pending retries, in seconds.
pub dlq_poll_interval_secs: u64,
}
impl Default for QueueConfig {
fn default() -> Self {
Self {
workers: 4,
buffer_size: 1000,
shutdown_timeout_secs: 30,
trace_retention_hours: 72,
trace_cleanup_interval_secs: 3600,
processing_timeout_ms: 60_000,
max_result_size_bytes: 1_048_576, // 1 MB
max_queue_memory_bytes: 104_857_600, // 100 MB
dlq_retry_enabled: true,
dlq_max_retries: 5,
dlq_poll_interval_secs: 30,
}
}
}
impl QueueConfig {
pub(crate) fn validate(&self) -> Result<(), OrionError> {
require_nonzero(self.workers as u64, "queue.workers")?;
require_nonzero(self.buffer_size as u64, "queue.buffer_size")?;
require_nonzero(self.processing_timeout_ms, "queue.processing_timeout_ms")?;
require_nonzero(self.shutdown_timeout_secs, "queue.shutdown_timeout_secs")?;
Ok(())
}
}