104 lines
2.7 KiB
Rust
104 lines
2.7 KiB
Rust
use pyo3::prelude::*;
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pub mod router;
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pub mod server;
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pub mod tree;
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#[pyclass(eq)]
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#[derive(Clone, PartialEq)]
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pub enum PolicyType {
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Random,
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RoundRobin,
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CacheAware,
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}
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#[pyclass]
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struct Router {
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host: String,
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port: u16,
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worker_urls: Vec<String>,
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policy: PolicyType,
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cache_threshold: f32,
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balance_abs_threshold: usize,
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balance_rel_threshold: f32,
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eviction_interval_secs: u64,
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max_tree_size: usize,
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verbose: bool,
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}
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#[pymethods]
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impl Router {
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#[new]
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#[pyo3(signature = (
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worker_urls,
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policy = PolicyType::RoundRobin,
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host = String::from("127.0.0.1"),
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port = 3001,
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cache_threshold = 0.50,
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balance_abs_threshold = 32,
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balance_rel_threshold = 1.0001,
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eviction_interval_secs = 60,
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max_tree_size = 2usize.pow(24),
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verbose = false
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))]
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fn new(
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worker_urls: Vec<String>,
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policy: PolicyType,
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host: String,
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port: u16,
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cache_threshold: f32,
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balance_abs_threshold: usize,
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balance_rel_threshold: f32,
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eviction_interval_secs: u64,
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max_tree_size: usize,
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verbose: bool,
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) -> PyResult<Self> {
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Ok(Router {
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host,
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port,
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worker_urls,
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policy,
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cache_threshold,
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balance_abs_threshold,
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balance_rel_threshold,
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eviction_interval_secs,
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max_tree_size,
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verbose,
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})
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}
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fn start(&self) -> PyResult<()> {
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let policy_config = match &self.policy {
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PolicyType::Random => router::PolicyConfig::RandomConfig,
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PolicyType::RoundRobin => router::PolicyConfig::RoundRobinConfig,
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PolicyType::CacheAware => router::PolicyConfig::CacheAwareConfig {
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cache_threshold: self.cache_threshold,
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balance_abs_threshold: self.balance_abs_threshold,
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balance_rel_threshold: self.balance_rel_threshold,
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eviction_interval_secs: self.eviction_interval_secs,
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max_tree_size: self.max_tree_size,
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},
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};
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actix_web::rt::System::new().block_on(async move {
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server::startup(server::ServerConfig {
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host: self.host.clone(),
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port: self.port,
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worker_urls: self.worker_urls.clone(),
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policy_config,
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verbose: self.verbose,
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})
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.await
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.unwrap();
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});
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Ok(())
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}
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}
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#[pymodule]
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fn sglang_router_rs(m: &Bound<'_, PyModule>) -> PyResult<()> {
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m.add_class::<PolicyType>()?;
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m.add_class::<Router>()?;
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Ok(())
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}
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