341 lines
11 KiB
Rust
341 lines
11 KiB
Rust
use anyhow::{bail, Context, Result};
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use std::io::Write;
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use std::net::TcpStream;
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use std::{thread, time};
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mod common;
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use crate::common::read_lines;
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static SMALL_DELAY: time::Duration = time::Duration::from_millis(200);
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fn main() {
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common::aerogramme_provider_daemon_dev(|imap_socket, lmtp_socket| {
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connect(imap_socket).context("server says hello")?;
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capability(imap_socket).context("check server capabilities")?;
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login(imap_socket).context("login test")?;
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create_mailbox(imap_socket).context("created mailbox archive")?;
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// UNSUBSCRIBE IS NOT IMPLEMENTED YET
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//unsubscribe_mailbox(imap_socket).context("unsubscribe from archive")?;
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select_inbox(imap_socket).context("select inbox")?;
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check(imap_socket).context("check must run")?;
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status_mailbox(imap_socket).context("status of archive from inbox")?;
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lmtp_handshake(lmtp_socket).context("handshake lmtp done")?;
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lmtp_deliver_email(lmtp_socket, EMAIL1).context("mail delivered successfully")?;
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noop_exists(imap_socket).context("noop loop must detect a new email")?;
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fetch_rfc822(imap_socket, EMAIL1).context("fetch rfc822 message")?;
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copy_email(imap_socket).context("copy message to the archive mailbox")?;
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append_email(imap_socket, EMAIL2).context("insert email in INBOX")?;
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// SEARCH IS NOT IMPLEMENTED YET
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//search(imap_socket).expect("search should return something");
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add_flags_email(imap_socket)
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.context("should add delete and important flags to the email")?;
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expunge(imap_socket).context("expunge emails")?;
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rename_mailbox(imap_socket).context("archive mailbox is renamed my-archives")?;
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delete_mailbox(imap_socket).context("my-archives mailbox is deleted")?;
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Ok(())
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})
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.expect("test fully run");
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}
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fn connect(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..4], &b"* OK"[..]);
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Ok(())
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}
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fn capability(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"5 capability\r\n"[..])?;
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let mut buffer: [u8; 1500] = [0; 1500];
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let read = read_lines(imap, &mut buffer, Some(&b"5 OK"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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assert!(srv_msg.contains("IMAP4REV1"));
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Ok(())
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}
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fn login(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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imap.write(&b"10 login alice hunter2\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"10 OK"[..]);
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Ok(())
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}
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fn create_mailbox(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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imap.write(&b"15 create archive\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..12], &b"15 OK CREATE"[..]);
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Ok(())
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}
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#[allow(dead_code)]
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fn unsubscribe_mailbox(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 6000] = [0; 6000];
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imap.write(&b"16 lsub \"\" *\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"16 OK LSUB"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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assert!(srv_msg.contains(" INBOX\r\n"));
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assert!(srv_msg.contains(" archive\r\n"));
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imap.write(&b"17 unsubscribe archive\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"17 OK"[..]);
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imap.write(&b"18 lsub \"\" *\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"18 OK LSUB"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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assert!(srv_msg.contains(" INBOX\r\n"));
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assert!(!srv_msg.contains(" archive\r\n"));
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Ok(())
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}
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fn select_inbox(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 6000] = [0; 6000];
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imap.write(&b"20 select inbox\r\n"[..])?;
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let _read = read_lines(imap, &mut buffer, Some(&b"20 OK"[..]))?;
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Ok(())
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}
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fn check(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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imap.write(&b"21 check\r\n"[..])?;
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let _read = read_lines(imap, &mut buffer, Some(&b"21 OK"[..]))?;
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Ok(())
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}
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fn status_mailbox(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"25 STATUS archive (UIDNEXT MESSAGES)\r\n"[..])?;
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let mut buffer: [u8; 6000] = [0; 6000];
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let _read = read_lines(imap, &mut buffer, Some(&b"25 OK"[..]))?;
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Ok(())
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}
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fn lmtp_handshake(lmtp: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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let _read = read_lines(lmtp, &mut buffer, None)?;
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assert_eq!(&buffer[..4], &b"220 "[..]);
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lmtp.write(&b"LHLO example.tld\r\n"[..])?;
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let _read = read_lines(lmtp, &mut buffer, Some(&b"250 "[..]))?;
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Ok(())
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}
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fn lmtp_deliver_email(lmtp: &mut TcpStream, email: &[u8]) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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lmtp.write(&b"MAIL FROM:<bob@example.tld>\r\n"[..])?;
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let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
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lmtp.write(&b"RCPT TO:<alice@example.tld>\r\n"[..])?;
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let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.1.5"[..]))?;
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lmtp.write(&b"DATA\r\n"[..])?;
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let _read = read_lines(lmtp, &mut buffer, Some(&b"354 "[..]))?;
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lmtp.write(email)?;
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lmtp.write(&b"\r\n.\r\n"[..])?;
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let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
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Ok(())
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}
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fn noop_exists(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 6000] = [0; 6000];
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let mut max_retry = 20;
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loop {
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max_retry -= 1;
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imap.write(&b"30 NOOP\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"30 OK NOOP"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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match (max_retry, srv_msg.contains("* 1 EXISTS")) {
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(_, true) => break,
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(0, _) => bail!("no more retry"),
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_ => (),
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}
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thread::sleep(SMALL_DELAY);
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}
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Ok(())
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}
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fn fetch_rfc822(imap: &mut TcpStream, ref_mail: &[u8]) -> Result<()> {
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let mut buffer: [u8; 65535] = [0; 65535];
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imap.write(&b"40 fetch 1 rfc822\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"40 OK FETCH"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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let orig_email = std::str::from_utf8(ref_mail)?;
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assert!(srv_msg.contains(orig_email));
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Ok(())
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}
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fn copy_email(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 65535] = [0; 65535];
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imap.write(&b"45 copy 1 archive\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"45 OK"[..]);
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Ok(())
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}
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fn append_email(imap: &mut TcpStream, ref_mail: &[u8]) -> Result<()> {
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let mut buffer: [u8; 6000] = [0; 6000];
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assert_ne!(ref_mail.len(), 0);
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let append_cmd = format!("47 append inbox (\\Seen) {{{}}}\r\n", ref_mail.len());
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println!("append cmd: {}", append_cmd);
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imap.write(append_cmd.as_bytes())?;
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// wait for continuation
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(read[0], b'+');
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// write our stuff
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imap.write(ref_mail)?;
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imap.write(&b"\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"47 OK"[..]);
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// noop to force a sync
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imap.write(&b"48 NOOP\r\n"[..])?;
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let _read = read_lines(imap, &mut buffer, Some(&b"48 OK NOOP"[..]))?;
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// check it is stored successfully
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imap.write(&b"49 fetch 2 rfc822.size\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"49 OK"[..]))?;
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let expected = format!("* 2 FETCH (RFC822.SIZE {})", ref_mail.len());
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let expbytes = expected.as_bytes();
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assert_eq!(&read[..expbytes.len()], expbytes);
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Ok(())
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}
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fn add_flags_email(imap: &mut TcpStream) -> Result<()> {
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let mut buffer: [u8; 1500] = [0; 1500];
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imap.write(&b"50 store 1 +FLAGS (\\Deleted \\Important)\r\n"[..])?;
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let _read = read_lines(imap, &mut buffer, Some(&b"50 OK STORE"[..]))?;
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Ok(())
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}
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#[allow(dead_code)]
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/// Not yet implemented
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fn search(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"55 search text \"OoOoO\"\r\n"[..])?;
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let mut buffer: [u8; 1500] = [0; 1500];
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let _read = read_lines(imap, &mut buffer, Some(&b"55 OK SEARCH"[..]))?;
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Ok(())
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}
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fn expunge(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"60 expunge\r\n"[..])?;
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let mut buffer: [u8; 1500] = [0; 1500];
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let _read = read_lines(imap, &mut buffer, Some(&b"60 OK EXPUNGE"[..]))?;
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Ok(())
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}
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fn rename_mailbox(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"70 rename archive my-archives\r\n"[..])?;
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let mut buffer: [u8; 1500] = [0; 1500];
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"70 OK"[..]);
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imap.write(&b"71 list \"\" *\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"71 OK LIST"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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assert!(!srv_msg.contains(" archive\r\n"));
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assert!(srv_msg.contains(" INBOX\r\n"));
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assert!(srv_msg.contains(" my-archives\r\n"));
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Ok(())
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}
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fn delete_mailbox(imap: &mut TcpStream) -> Result<()> {
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imap.write(&b"80 delete my-archives\r\n"[..])?;
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let mut buffer: [u8; 1500] = [0; 1500];
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let read = read_lines(imap, &mut buffer, None)?;
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assert_eq!(&read[..5], &b"80 OK"[..]);
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imap.write(&b"81 list \"\" *\r\n"[..])?;
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let read = read_lines(imap, &mut buffer, Some(&b"81 OK LIST"[..]))?;
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let srv_msg = std::str::from_utf8(read)?;
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assert!(!srv_msg.contains(" archive\r\n"));
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assert!(!srv_msg.contains(" my-archives\r\n"));
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assert!(srv_msg.contains(" INBOX\r\n"));
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Ok(())
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}
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static EMAIL1: &[u8] = b"Date: Sat, 8 Jul 2023 07:14:29 +0200\r
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From: Bob Robert <bob@example.tld>\r
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To: Alice Malice <alice@example.tld>\r
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CC: =?ISO-8859-1?Q?Andr=E9?= Pirard <PIRARD@vm1.ulg.ac.be>\r
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Subject: =?ISO-8859-1?B?SWYgeW91IGNhbiByZWFkIHRoaXMgeW8=?=\r
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=?ISO-8859-2?B?dSB1bmRlcnN0YW5kIHRoZSBleGFtcGxlLg==?=\r
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X-Unknown: something something\r
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Bad entry\r
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on multiple lines\r
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Message-ID: <NTAxNzA2AC47634Y366BAMTY4ODc5MzQyODY0ODY5@www.grrrndzero.org>\r
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MIME-Version: 1.0\r
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Content-Type: multipart/alternative;\r
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boundary=\"b1_e376dc71bafc953c0b0fdeb9983a9956\"\r
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Content-Transfer-Encoding: 7bit\r
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\r
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This is a multi-part message in MIME format.\r
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\r
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--b1_e376dc71bafc953c0b0fdeb9983a9956\r
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Content-Type: text/plain; charset=utf-8\r
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Content-Transfer-Encoding: quoted-printable\r
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\r
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GZ\r
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OoOoO\r
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oOoOoOoOo\r
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oOoOoOoOoOoOoOoOo\r
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oOoOoOoOoOoOoOoOoOoOoOo\r
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oOoOoOoOoOoOoOoOoOoOoOoOoOoOo\r
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OoOoOoOoOoOoOoOoOoOoOoOoOoOoOoOoO\r
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\r
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--b1_e376dc71bafc953c0b0fdeb9983a9956\r
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Content-Type: text/html; charset=us-ascii\r
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\r
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<div style=\"text-align: center;\"><strong>GZ</strong><br />\r
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OoOoO<br />\r
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oOoOoOoOo<br />\r
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oOoOoOoOoOoOoOoOo<br />\r
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oOoOoOoOoOoOoOoOoOoOoOo<br />\r
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oOoOoOoOoOoOoOoOoOoOoOoOoOoOo<br />\r
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OoOoOoOoOoOoOoOoOoOoOoOoOoOoOoOoO<br />\r
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</div>\r
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\r
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--b1_e376dc71bafc953c0b0fdeb9983a9956--\r
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";
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static EMAIL2: &[u8] = b"From: alice@example.com\r
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To: alice@example.tld\r
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Subject: Test\r
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\r
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Hello world!\r
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";
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