aerogramme/tests/rfc6851_imapext_move.rs

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Rust
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2024-01-03 14:21:51 +00:00
use anyhow::{bail, Context, Result};
use std::io::Write;
use std::net::TcpStream;
use std::{thread, time};
mod common;
use crate::common::read_lines;
static SMALL_DELAY: time::Duration = time::Duration::from_millis(200);
static EMAIL: &[u8] = b"From: alice@example.com\r
To: alice@example.tld\r
Subject: Test\r
\r
Hello world!\r
";
enum Mailbox {
Inbox,
Archive,
}
fn main() {
common::aerogramme_provider_daemon_dev(|imap_socket, lmtp_socket| {
lmtp_handshake(lmtp_socket).context("handshake lmtp done")?;
lmtp_deliver_email(lmtp_socket, EMAIL).context("mail delivered successfully")?;
connect(imap_socket).context("server says hello")?;
capability(imap_socket).context("check server capabilities")?;
login(imap_socket).context("login test")?;
create_mailbox(imap_socket).context("created mailbox archive")?;
select(imap_socket, Mailbox::Inbox).context("select inbox")?;
noop_exists(imap_socket).context("noop loop must detect a new email")?;
r#move(imap_socket).context("message from inbox moved to archive")?;
unselect(imap_socket)
.context("unselect inbox while preserving email with the \\Delete flag")?;
select(imap_socket, Mailbox::Archive).context("select archive")?;
fetch_rfc822(imap_socket, EMAIL).context("check mail exists")?;
logout(imap_socket).context("must quit")?;
Ok(())
})
.expect("test fully run");
}
fn connect(imap: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
let read = read_lines(imap, &mut buffer, None)?;
assert_eq!(&read[..4], &b"* OK"[..]);
Ok(())
}
fn create_mailbox(imap: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
imap.write(&b"15 create archive\r\n"[..])?;
let read = read_lines(imap, &mut buffer, None)?;
assert_eq!(&read[..12], &b"15 OK CREATE"[..]);
Ok(())
}
fn capability(imap: &mut TcpStream) -> Result<()> {
imap.write(&b"5 capability\r\n"[..])?;
let mut buffer: [u8; 1500] = [0; 1500];
let read = read_lines(imap, &mut buffer, Some(&b"5 OK"[..]))?;
let srv_msg = std::str::from_utf8(read)?;
assert!(srv_msg.contains("IMAP4REV1"));
assert!(srv_msg.contains("UNSELECT"));
Ok(())
}
fn login(imap: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
imap.write(&b"10 login alice hunter2\r\n"[..])?;
let read = read_lines(imap, &mut buffer, None)?;
assert_eq!(&read[..5], &b"10 OK"[..]);
Ok(())
}
fn select(imap: &mut TcpStream, mbx: Mailbox) -> Result<()> {
let mut buffer: [u8; 6000] = [0; 6000];
match mbx {
Mailbox::Inbox => imap.write(&b"20 select inbox\r\n"[..])?,
Mailbox::Archive => imap.write(&b"20 select archive\r\n"[..])?,
};
let _read = read_lines(imap, &mut buffer, Some(&b"20 OK"[..]))?;
Ok(())
}
fn noop_exists(imap: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 6000] = [0; 6000];
let mut max_retry = 20;
loop {
max_retry -= 1;
imap.write(&b"30 NOOP\r\n"[..])?;
let read = read_lines(imap, &mut buffer, Some(&b"30 OK NOOP"[..]))?;
let srv_msg = std::str::from_utf8(read)?;
match (max_retry, srv_msg.contains("* 1 EXISTS")) {
(_, true) => break,
(0, _) => bail!("no more retry"),
_ => (),
}
thread::sleep(SMALL_DELAY);
}
Ok(())
}
fn r#move(imap: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
imap.write(&b"35 move 1 archive\r\n"[..])?;
let read = read_lines(imap, &mut buffer, Some(&b"35 OK"[..]))?;
let srv_msg = std::str::from_utf8(read)?;
assert!(srv_msg.contains("* 1 EXPUNGE"));
Ok(())
}
fn lmtp_handshake(lmtp: &mut TcpStream) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
let _read = read_lines(lmtp, &mut buffer, None)?;
assert_eq!(&buffer[..4], &b"220 "[..]);
lmtp.write(&b"LHLO example.tld\r\n"[..])?;
let _read = read_lines(lmtp, &mut buffer, Some(&b"250 "[..]))?;
Ok(())
}
fn lmtp_deliver_email(lmtp: &mut TcpStream, email: &[u8]) -> Result<()> {
let mut buffer: [u8; 1500] = [0; 1500];
lmtp.write(&b"MAIL FROM:<bob@example.tld>\r\n"[..])?;
let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
lmtp.write(&b"RCPT TO:<alice@example.tld>\r\n"[..])?;
let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.1.5"[..]))?;
lmtp.write(&b"DATA\r\n"[..])?;
let _read = read_lines(lmtp, &mut buffer, Some(&b"354 "[..]))?;
lmtp.write(email)?;
lmtp.write(&b"\r\n.\r\n"[..])?;
let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
Ok(())
}
fn fetch_rfc822(imap: &mut TcpStream, ref_mail: &[u8]) -> Result<()> {
let mut buffer: [u8; 65535] = [0; 65535];
imap.write(&b"40 fetch 1 rfc822\r\n"[..])?;
let read = read_lines(imap, &mut buffer, Some(&b"40 OK FETCH"[..]))?;
let srv_msg = std::str::from_utf8(read)?;
let orig_email = std::str::from_utf8(ref_mail)?;
assert!(srv_msg.contains(orig_email));
Ok(())
}
fn logout(imap: &mut TcpStream) -> Result<()> {
imap.write(&b"99 logout\r\n"[..])?;
let mut buffer: [u8; 1500] = [0; 1500];
let read = read_lines(imap, &mut buffer, None)?;
assert_eq!(&read[..5], &b"* BYE"[..]);
Ok(())
}
fn unselect(imap: &mut TcpStream) -> Result<()> {
imap.write(&b"70 unselect\r\n"[..])?;
let mut buffer: [u8; 1500] = [0; 1500];
let _read = read_lines(imap, &mut buffer, Some(&b"70 OK"[..]))?;
Ok(())
}