82 lines
2.4 KiB
Rust
82 lines
2.4 KiB
Rust
use anyhow::{Error, Result};
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use boitalettres::proto::Response;
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use imap_codec::types::command::CommandBody;
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use imap_codec::types::core::AString;
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use imap_codec::types::response::{Capability, Data, Response as ImapRes, Status};
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use crate::imap::flow;
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use crate::imap::session::InnerContext;
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//--- dispatching
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pub async fn dispatch<'a>(ctx: InnerContext<'a>) -> Result<(Response, flow::Transition)> {
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match &ctx.req.body {
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CommandBody::Capability => capability(ctx).await,
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CommandBody::Login { username, password } => login(ctx, username, password).await,
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_ => Status::no(
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Some(ctx.req.tag.clone()),
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None,
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"This command is not available in the ANONYMOUS state.",
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)
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.map(|s| (vec![ImapRes::Status(s)], flow::Transition::No))
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.map_err(Error::msg),
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}
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}
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//--- Command controllers, private
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async fn capability<'a>(ctx: InnerContext<'a>) -> Result<(Response, flow::Transition)> {
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let capabilities = vec![Capability::Imap4Rev1, Capability::Idle];
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let res = vec![
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ImapRes::Data(Data::Capability(capabilities)),
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ImapRes::Status(
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Status::ok(Some(ctx.req.tag.clone()), None, "Server capabilities")
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.map_err(Error::msg)?,
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),
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];
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Ok((res, flow::Transition::No))
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}
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async fn login<'a>(
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ctx: InnerContext<'a>,
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username: &AString,
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password: &AString,
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) -> Result<(Response, flow::Transition)> {
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let (u, p) = (
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String::try_from(username.clone())?,
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String::try_from(password.clone())?,
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);
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tracing::info!(user = %u, "command.login");
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let creds = match ctx.login.login(&u, &p).await {
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Err(e) => {
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tracing::debug!(error=%e, "authentication failed");
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return Ok((
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vec![ImapRes::Status(
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Status::no(Some(ctx.req.tag.clone()), None, "Authentication failed")
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.map_err(Error::msg)?,
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)],
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flow::Transition::No,
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));
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}
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Ok(c) => c,
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};
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let user = flow::User {
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creds,
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name: u.clone(),
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};
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let tr = flow::Transition::Authenticate(user);
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tracing::info!(username=%u, "connected");
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Ok((
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vec![
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//@FIXME we could send a capability status here too
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ImapRes::Status(
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Status::ok(Some(ctx.req.tag.clone()), None, "completed").map_err(Error::msg)?,
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),
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],
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tr,
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))
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}
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