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//! infinispan-rs is a Rust client for the [Infinispan REST
//! API](https://infinispan.org/docs/stable/titles/rest/rest.html).
//!
//! # Basic operation
//!
//! ```no_run
//! use infinispan::Infinispan;
//! use infinispan::errors::InfinispanError;
//! use infinispan::request;
//!
//! #[tokio::main]
//! async fn main() {
//! // Create a client
//! let client = Infinispan::new("http://localhost:11222", "username", "password");
//!
//! // Create a cache
//! let req = request::caches::create_local("some_cache");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Create an entry
//! let req = request::entries::create("some_cache", "some_entry").with_value("a_value".into());
//! let _ = client.run(&req).await.unwrap();
//!
//! // Read the entry
//! let req = request::entries::get("some_cache", "some_entry");
//! let resp = client.run(&req).await.unwrap();
//!
//! // resp is an instance of `reqwest::Response`
//! assert!(resp.status().is_success());
//! assert_eq!("a_value", resp.text_with_charset("utf-8").await.unwrap());
//! }
//!
//! ```
//!
//! infinispan-rs supports requests to manage Caches, Entries, and Counters, but
//! for now, it only implements a reduced subset of the REST API. Here are some
//! examples:
//!
//! ## Caches
//!
//! ```no_run
//! use infinispan::Infinispan;
//! use infinispan::request;
//!
//! #[tokio::main]
//! async fn main() {
//! let client = Infinispan::new("http://localhost:11222", "username", "password");
//!
//! // Create a cache
//! let req = request::caches::create_local("some_cache");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Delete a cache
//! let req = request::caches::delete("some_cache");
//! let _ = client.run(&req).await.unwrap();
//! }
//! ```
//!
//! ## Entries
//!
//! ```no_run
//! use infinispan::Infinispan;
//! use infinispan::request;
//! use std::time::Duration;
//! use http::StatusCode;
//!
//! #[tokio::main]
//! async fn main() {
//! let client = Infinispan::new("http://localhost:11222", "username", "password");
//!
//! // Create a cache
//! let req = request::caches::create_local("some_cache");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Create an entry
//! let req = request::entries::create("some_cache", "some_entry").with_value("a_value".into());
//! let _ = client.run(&req).await.unwrap();
//!
//! // Create an entry with a value and TTL
//! let req = request::entries::create("some_cache", "some_entry_with_ttl")
//! .with_value("a_value".into()).with_ttl(Duration::from_secs(5));
//! let _ = client.run(&req).await.unwrap();
//!
//! // Check if an entry exists
//! let req = request::entries::exists("some_cache", "some_entry");
//! let resp = client.run(&req).await.unwrap();
//! assert!(resp.status().is_success());
//!
//! let req = request::entries::exists("some_cache", "non_existing");
//! let resp = client.run(&req).await.unwrap();
//! assert_eq!(StatusCode::NOT_FOUND, resp.status());
//!
//! // Update an entry
//! let req = request::entries::update("some_cache", "some_entry", "new_val");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Delete an entry
//! let req = request::entries::delete("some_cache", "some_entry");
//! let _ = client.run(&req).await.unwrap();
//! }
//! ```
//!
//! ## Counters
//!
//! ```no_run
//! use infinispan::Infinispan;
//! use infinispan::request;
//!
//! #[tokio::main]
//! async fn main() {
//! let client = Infinispan::new("http://localhost:11222", "username", "password");
//!
//! // Create a weak counter
//! let req = request::counters::create_weak("some_counter").with_value(100);
//! let _ = client.run(&req).await.unwrap();
//!
//! // Increment a counter
//! let req = request::counters::increment("some_counter");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Increment a counter by a given delta
//! let req = request::counters::increment("some_counter").by(10);
//! let _ = client.run(&req).await.unwrap();
//!
//! // Delete a counter
//! let req = request::counters::delete("some_counter");
//! let _ = client.run(&req).await.unwrap();
//!
//! // Create a strong counter
//! let req = request::counters::create_strong("some_strong_counter");
//! let _ = client.run(&req).await.unwrap();
//! }
//! ```
//!
#![deny(clippy::all, clippy::cargo)]
#![allow(clippy::multiple_crate_versions)]
use std::convert::TryFrom;
use reqwest::Response;
use crate::errors::InfinispanError;
use crate::request::ToHttpRequest;
pub mod errors;
pub mod request;
#[derive(Debug, Clone)]
pub struct Infinispan {
base_url: String,
http_client: reqwest::Client,
basic_auth_encoded_val: String,
}
impl Infinispan {
pub fn new(
base_url: impl Into<String>,
username: impl AsRef<str>,
password: impl AsRef<str>,
) -> Self {
Self {
base_url: base_url.into(),
http_client: reqwest::Client::new(),
basic_auth_encoded_val: Self::basic_auth_encoded_value(
username.as_ref(),
password.as_ref(),
),
}
}
pub async fn run<R: ToHttpRequest>(&self, request: &R) -> Result<Response, InfinispanError> {
let http_req = request.to_http_req(&self.base_url, &self.basic_auth_encoded_val);
let res = self
.http_client
.execute(reqwest::Request::try_from(http_req)?)
.await?;
Ok(res)
}
fn basic_auth_encoded_value(username: &str, password: &str) -> String {
format!(
"Basic {}",
base64::encode(format!("{}:{}", username, password))
)
}
}