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pub use broker::CHUNK_SIZE;
pub use chunks::Chunks;
use gantry_protocol as protocol;
pub use protocol::catalog::{CatalogQuery, CatalogQueryResults, Token};
pub use protocol::stream::{DownloadRequest, FileChunk, TransferAck, UploadRequest};
pub mod broker;
pub mod chunks;
#[macro_use]
extern crate serde_derive;
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ConnectionConfiguration {
pub server_urls: Vec<String>,
pub user_jwt: String,
pub user_seed: String,
}
#[derive(Clone)]
pub struct Client {
natsclient: natsclient::Client,
}
impl Client {
pub fn new(nats_urls: Vec<String>, jwt: &str, seed: &str) -> Client {
Client {
natsclient: broker::get_client(nats_urls, Some(jwt), Some(seed)).unwrap(),
}
}
pub fn from_config(config: ConnectionConfiguration) -> Client {
Client {
natsclient: broker::get_client(
config.server_urls,
Some(&config.user_jwt),
Some(&config.user_seed),
)
.unwrap(),
}
}
pub fn default() -> Client {
Client {
natsclient: broker::get_client(vec!["nats://localhost:4222".into()], None, None)
.unwrap(),
}
}
pub fn put_token(&self, token: &Token) -> Result<(), Box<dyn ::std::error::Error>> {
broker::put(&self.natsclient, token)
}
pub fn query_catalog(
&self,
query: &CatalogQuery,
) -> Result<CatalogQueryResults, Box<dyn ::std::error::Error>> {
broker::query(&self.natsclient, query)
}
pub fn remove_token(&self, _token: &Token) -> Result<(), Box<dyn ::std::error::Error>> {
unimplemented!()
}
pub fn start_upload(
&self,
req: &UploadRequest,
) -> Result<TransferAck, Box<dyn ::std::error::Error>> {
broker::start_upload(&self.natsclient, req)
}
pub fn upload_chunk(
&self,
sequence_no: u64,
actor: &str,
chunk_size: u64,
total_bytes: u64,
total_chunks: u64,
bytes: Vec<u8>,
) -> Result<(), Box<dyn ::std::error::Error>> {
broker::upload_chunk(
&self.natsclient,
sequence_no,
actor,
chunk_size,
total_bytes,
total_chunks,
bytes,
)
}
pub fn download_actor<F>(
&self,
actor: &str,
chunk_handler: F,
) -> Result<TransferAck, Box<dyn ::std::error::Error>>
where
F: Fn(FileChunk) -> Result<(), Box<dyn ::std::error::Error>> + Sync + Send,
F: 'static,
{
let req = DownloadRequest {
actor: actor.to_string(),
};
broker::request_download(&self.natsclient, req, chunk_handler)
}
}