Self-hosted document scanner and media processing tools. - Rust Axum gateway + worker pool with NATS JetStream - Next.js 16 frontend with shadcn/ui - Scanner pipeline: edge detection, warp, binarization, OCR - Image tools: compress, resize, convert - PDF tools: merge, split, compress - CI/CD with Docker multi-stage build Co-Authored-By: Kilo <kilo@kilo.ai>
104 lines
3.5 KiB
Rust
104 lines
3.5 KiB
Rust
/// NATS subject constants for the tools service.
|
|
///
|
|
/// Subject naming convention:
|
|
/// tools.<tool_group>.jobs.{job_id} — Job submission queue
|
|
/// tools.<tool_group>.progress.{job_id} — Progress update fan-out
|
|
/// tools.scheduler.cleanup — Cron-triggered cleanup
|
|
|
|
// ── Job Subjects ──
|
|
|
|
pub const SCAN_JOBS: &str = "tools.scan.jobs";
|
|
pub const SCAN_PROGRESS: &str = "tools.scan.progress";
|
|
pub const IMAGE_JOBS: &str = "tools.image.jobs";
|
|
pub const IMAGE_PROGRESS: &str = "tools.image.progress";
|
|
pub const PDF_JOBS: &str = "tools.pdf.jobs";
|
|
pub const PDF_PROGRESS: &str = "tools.pdf.progress";
|
|
pub const VIDEO_JOBS: &str = "tools.video.jobs";
|
|
pub const VIDEO_PROGRESS: &str = "tools.video.progress";
|
|
pub const AUDIO_JOBS: &str = "tools.audio.jobs";
|
|
pub const AUDIO_PROGRESS: &str = "tools.audio.progress";
|
|
|
|
// ── Scheduler Subjects ──
|
|
|
|
pub const SCHEDULER_CLEANUP: &str = "tools.scheduler.cleanup";
|
|
|
|
// ── Stream Names ──
|
|
|
|
pub const STREAM_JOBS: &str = "tools-jobs";
|
|
pub const STREAM_PROGRESS: &str = "tools-progress";
|
|
|
|
// ── Stream Configuration ──
|
|
|
|
/// Returns the stream configuration for jobs.
|
|
/// Max age: 24h, storage: file (persistent on disk).
|
|
pub fn jobs_stream_config() -> async_nats::jetstream::stream::Config {
|
|
use async_nats::jetstream::stream::Config;
|
|
Config {
|
|
name: STREAM_JOBS.to_string(),
|
|
subjects: vec![
|
|
"tools.scan.jobs.*".to_string(),
|
|
"tools.image.jobs.*".to_string(),
|
|
"tools.pdf.jobs.*".to_string(),
|
|
"tools.video.jobs.*".to_string(),
|
|
"tools.audio.jobs.*".to_string(),
|
|
"tools.scheduler.>".to_string(),
|
|
],
|
|
max_age: std::time::Duration::from_secs(24 * 3600),
|
|
storage: async_nats::jetstream::stream::StorageType::File,
|
|
..Default::default()
|
|
}
|
|
}
|
|
|
|
/// Returns the stream configuration for progress events.
|
|
/// Max age: 1h, storage: memory (no persistence needed).
|
|
pub fn progress_stream_config() -> async_nats::jetstream::stream::Config {
|
|
use async_nats::jetstream::stream::Config;
|
|
Config {
|
|
name: STREAM_PROGRESS.to_string(),
|
|
subjects: vec![
|
|
"tools.scan.progress.*".to_string(),
|
|
"tools.image.progress.*".to_string(),
|
|
"tools.pdf.progress.*".to_string(),
|
|
"tools.video.progress.*".to_string(),
|
|
"tools.audio.progress.*".to_string(),
|
|
],
|
|
max_age: std::time::Duration::from_secs(3600),
|
|
storage: async_nats::jetstream::stream::StorageType::Memory,
|
|
..Default::default()
|
|
}
|
|
}
|
|
|
|
/// Build a job subject for a given tool and job ID.
|
|
pub fn job_subject(tool_group: &str, job_id: &str) -> String {
|
|
format!("tools.{}.jobs.{}", tool_group, job_id)
|
|
}
|
|
|
|
/// Build a progress subject for a given tool and job ID.
|
|
pub fn progress_subject(tool_group: &str, job_id: &str) -> String {
|
|
format!("tools.{}.progress.{}", tool_group, job_id)
|
|
}
|
|
|
|
#[cfg(test)]
|
|
mod tests {
|
|
use super::*;
|
|
|
|
#[test]
|
|
fn test_subject_format() {
|
|
assert_eq!(job_subject("scan", "abc-123"), "tools.scan.jobs.abc-123");
|
|
assert_eq!(
|
|
progress_subject("scan", "abc-123"),
|
|
"tools.scan.progress.abc-123"
|
|
);
|
|
assert_eq!(
|
|
job_subject("image", "def-456"),
|
|
"tools.image.jobs.def-456"
|
|
);
|
|
assert_eq!(SCHEDULER_CLEANUP, "tools.scheduler.cleanup");
|
|
}
|
|
|
|
#[test]
|
|
fn test_stream_names() {
|
|
assert_eq!(STREAM_JOBS, "tools-jobs");
|
|
assert_eq!(STREAM_PROGRESS, "tools-progress");
|
|
}
|
|
} |