proksi 0.12.0

A batteries-included reverse proxy with automatic HTTPS using Cloudflare Pingora and Let's Encrypt.
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//! Routes come from several sources (configuration file, docker, store...).
//! Each source sends its complete list of hosts, and the reconciler merges them
//! into the route table used by the proxy. See `docs/adrs/0001-route-sources.md`
//! and `docs/adrs/0003-configuration-model.md`.

use serde::Serialize;

use crate::config::host::Host;

pub mod build;
pub mod file_source;
pub mod merge;
pub mod paths;
pub mod readiness;
pub mod reconciler;
pub mod service;
pub mod store_source;
pub mod validate;

/// Where a route comes from. The order is the priority when several sources
/// define the same host: the last one wins (store > kubernetes > docker > file).
#[derive(Debug, Clone, Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize)]
pub enum RouteSourceKind {
    File,
    Docker,
    /// Kubernetes `Ingress`es (ADR 0005)
    Kubernetes,
    Store,
}

/// The complete list of hosts of a source
#[derive(Debug, Clone)]
pub struct RouteSnapshot {
    pub source: RouteSourceKind,
    pub hosts: Vec<Host>,
    /// Revision of the routes, for sources that have one (the store)
    pub revision: Option<u64>,
}

impl RouteSnapshot {
    pub fn new(source: RouteSourceKind, hosts: Vec<Host>) -> Self {
        Self {
            source,
            hosts,
            revision: None,
        }
    }
}

pub type SnapshotSender = tokio::sync::mpsc::Sender<RouteSnapshot>;

#[cfg(test)]
pub(crate) mod test_utils {
    use crate::config::Route;

    /// Host with a single `/*` location and upstream (as converted from a route)
    pub fn host(name: &str, upstream_ip: &str) -> crate::config::host::Host {
        crate::config::host::Host::from_route(&route(name, upstream_ip))
    }

    /// Route for `host` with a single upstream
    pub fn route(host: &str, upstream_ip: &str) -> Route {
        serde_json::from_value(serde_json::json!({
            "host": host,
            "upstreams": [{ "ip": upstream_ip, "port": 3000 }],
        }))
        .unwrap()
    }
}