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use futures_util::StreamExt;
use reqwest::Client;
use std::cmp::min;
use tokio_util::io::ReaderStream;
use crate::address::ParsedAddress;
use crate::bar::WrappedBar;
use crate::consts::*;
use crate::error::ValidateError;
use crate::hash::HashChecker;
use crate::io;
use crate::slicer::Slicer;
pub struct HTTPSHandler;
impl HTTPSHandler {
pub async fn get(
input: &str,
output: &str,
bar: &mut WrappedBar,
expected_sha256: &str,
) -> Result<(), ValidateError> {
let _output = match output {
"." => Slicer::target_with_extension(input),
_ => output,
};
HTTPSHandler::_get(input, _output, bar).await?;
HashChecker::check(_output, expected_sha256, bar.silent)
}
pub async fn put(input: &str, output: &str, mut bar: WrappedBar) -> Result<(), ValidateError> {
let parsed_address = ParsedAddress::parse_address(output, bar.silent);
let file = tokio::fs::File::open(&input)
.await
.expect("Cannot open input file for HTTPS read");
let total_size = file
.metadata()
.await
.expect("Cannot determine input file size for HTTPS read")
.len();
let input_ = input.to_string();
let output_ = output.to_string();
let mut reader_stream = ReaderStream::new(file);
let mut uploaded = HTTPSHandler::get_already_uploaded(output, bar.silent).await;
bar.set_length(total_size);
let async_stream = async_stream::stream! {
while let Some(chunk) = reader_stream.next().await {
if let Ok(chunk) = &chunk {
let new = min(uploaded + (chunk.len() as u64), total_size);
uploaded = new;
bar.set_position(new);
if(uploaded >= total_size){
bar.finish_upload(&input_, &output_);
}
}
yield chunk;
}
};
let _ = reqwest::Client::new()
.put(output)
.header("content-type", "application/octet-stream")
.header("Range", "bytes=".to_owned() + &uploaded.to_string() + "-")
.header(
reqwest::header::USER_AGENT,
reqwest::header::HeaderValue::from_static(CLIENT_ID),
)
.basic_auth(parsed_address.username, Some(parsed_address.password))
.body(reqwest::Body::wrap_stream(async_stream))
.send()
.await
.unwrap();
Ok(())
}
async fn _get(input: &str, output: &str, bar: &mut WrappedBar) -> Result<(), ValidateError> {
let parsed_address = ParsedAddress::parse_address(input, bar.silent);
let (mut out, mut downloaded) = io::get_output(output, bar.silent);
let res = Client::new()
.get(input)
.header("Range", "bytes=".to_owned() + &downloaded.to_string() + "-")
.header(
reqwest::header::USER_AGENT,
reqwest::header::HeaderValue::from_static(CLIENT_ID),
)
.basic_auth(parsed_address.username, Some(parsed_address.password))
.send()
.await
.or(Err(format!("Failed to GET from {} to {}", &input, &output)))
.unwrap();
let total_size = downloaded + res.content_length().or(Some(0)).unwrap();
bar.set_length(total_size);
let mut stream = res.bytes_stream();
while let Some(item) = stream.next().await {
let chunk = item.or(Err(format!("Error while downloading."))).unwrap();
out.write_all(&chunk)
.or(Err(format!("Error while writing to output.")))
.unwrap();
let new = min(downloaded + (chunk.len() as u64), total_size);
downloaded = new;
bar.set_position(new);
}
bar.finish_download(&input, &output);
Ok(())
}
async fn get_already_uploaded(output: &str, silent: bool) -> u64 {
let parsed_address = ParsedAddress::parse_address(output, silent);
let res = Client::new()
.get(output)
.header(
reqwest::header::USER_AGENT,
reqwest::header::HeaderValue::from_static(CLIENT_ID),
)
.basic_auth(parsed_address.username, Some(parsed_address.password))
.send()
.await
.or(Err(format!(
"Failed to GET already uploaded size from {}",
&output
)))
.unwrap();
let uploaded = res.content_length().or(Some(0)).unwrap();
uploaded
}
}
#[tokio::test]
async fn get_https_works() {
let expected_hash = "0e0f0d7139c8c7e3ff20cb243e94bc5993517d88e8be8d59129730607d5c631b";
let out_file = "tokei-x86_64-unknown-linux-gnu.tar.gz";
let result = HTTPSHandler::get("https://github.com/XAMPPRocky/tokei/releases/download/v12.0.4/tokei-x86_64-unknown-linux-gnu.tar.gz", out_file, &mut WrappedBar::new_empty(), expected_hash).await;
assert!(result.is_ok());
std::fs::remove_file(out_file).unwrap();
}
#[tokio::test]
async fn get_https_works_same_filename() {
let expected_hash = "280a6edf58076e90d2002b44d38f93dcd708209c446dbcc38344ed6d21a8aaf7";
let out_file = ".";
let result = HTTPSHandler::get("https://github.com/casey/just/releases/download/0.10.2/just-0.10.2-x86_64-unknown-linux-musl.tar.gz", out_file, &mut WrappedBar::new_empty(), expected_hash).await;
assert!(result.is_ok());
std::fs::remove_file("just-0.10.2-x86_64-unknown-linux-musl.tar.gz").unwrap();
}
#[tokio::test]
async fn get_resume_works() {
let expected_size = 561553;
let out_file = "test/dua-v2.10.2-x86_64-unknown-linux-musl.tar.gz";
std::fs::copy(
"test/incomplete_dua-v2.10.2-x86_64-unknown-linux-musl.tar.gz",
out_file,
)
.unwrap();
let _ = HTTPSHandler::get("https://github.com/Byron/dua-cli/releases/download/v2.10.2/dua-v2.10.2-x86_64-unknown-linux-musl.tar.gz", out_file, &mut WrappedBar::new_empty_verbose(), "").await;
let actual_size = std::fs::metadata(out_file).unwrap().len();
assert_eq!(actual_size, expected_size);
std::fs::remove_file(out_file).unwrap();
}
