Creation of a reminder via web api

Concurrently run the reminder service as well as an web endpoint to
create a new reminder. Note that a new reminder does not notify the
reminder service yet.

Cargo update dependencies
This commit is contained in:
finga 2023-02-02 06:51:04 +01:00
parent 6b6f5aa48a
commit 7ded3ef430
5 changed files with 123 additions and 56 deletions

36
Cargo.lock generated
View file

@ -10,9 +10,9 @@ checksum = "2cb2f989d18dd141ab8ae82f64d1a8cdd37e0840f73a406896cf5e99502fab61"
[[package]]
name = "async-trait"
version = "0.1.63"
version = "0.1.64"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "eff18d764974428cf3a9328e23fc5c986f5fbed46e6cd4cdf42544df5d297ec1"
checksum = "1cd7fce9ba8c3c042128ce72d8b2ddbf3a05747efb67ea0313c635e10bda47a2"
dependencies = [
"proc-macro2",
"quote",
@ -95,9 +95,9 @@ checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
[[package]]
name = "bytes"
version = "1.3.0"
version = "1.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dfb24e866b15a1af2a1b663f10c6b6b8f397a84aadb828f12e5b289ec23a3a3c"
checksum = "89b2fd2a0dcf38d7971e2194b6b6eebab45ae01067456a7fd93d5547a61b70be"
[[package]]
name = "cc"
@ -289,36 +289,36 @@ dependencies = [
[[package]]
name = "futures-channel"
version = "0.3.25"
version = "0.3.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "52ba265a92256105f45b719605a571ffe2d1f0fea3807304b522c1d778f79eed"
checksum = "2e5317663a9089767a1ec00a487df42e0ca174b61b4483213ac24448e4664df5"
dependencies = [
"futures-core",
]
[[package]]
name = "futures-core"
version = "0.3.25"
version = "0.3.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
checksum = "ec90ff4d0fe1f57d600049061dc6bb68ed03c7d2fbd697274c41805dcb3f8608"
[[package]]
name = "futures-io"
version = "0.3.25"
version = "0.3.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "00f5fb52a06bdcadeb54e8d3671f8888a39697dcb0b81b23b55174030427f4eb"
checksum = "bfb8371b6fb2aeb2d280374607aeabfc99d95c72edfe51692e42d3d7f0d08531"
[[package]]
name = "futures-task"
version = "0.3.25"
version = "0.3.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2ffb393ac5d9a6eaa9d3fdf37ae2776656b706e200c8e16b1bdb227f5198e6ea"
checksum = "dcf79a1bf610b10f42aea489289c5a2c478a786509693b80cd39c44ccd936366"
[[package]]
name = "futures-util"
version = "0.3.25"
version = "0.3.26"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
checksum = "9c1d6de3acfef38d2be4b1f543f553131788603495be83da675e180c8d6b7bd1"
dependencies = [
"futures-core",
"futures-io",
@ -835,9 +835,9 @@ dependencies = [
[[package]]
name = "quoted_printable"
version = "0.4.6"
version = "0.4.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "20f14e071918cbeefc5edc986a7aa92c425dae244e003a35e1cdddb5ca39b5cb"
checksum = "a24039f627d8285853cc90dcddf8c1ebfaa91f834566948872b225b9a28ed1b6"
[[package]]
name = "r2d2"
@ -994,9 +994,9 @@ dependencies = [
[[package]]
name = "serde_spanned"
version = "0.6.0"
version = "0.6.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2c68e921cef53841b8925c2abadd27c9b891d9613bdc43d6b823062866df38e8"
checksum = "0efd8caf556a6cebd3b285caf480045fcc1ac04f6bd786b09a6f11af30c4fcf4"
dependencies = [
"serde",
]

View file

@ -13,7 +13,7 @@ categories = ["utility"]
anyhow = "1"
tracing = "0.1"
tracing-subscriber = "0.3"
time = "0.3"
time = { version = "0.3", features = ["serde-human-readable"] }
lettre = { version = "0.10", features = ["tracing"] }
diesel = { version = "2", features = ["postgres", "r2d2", "time"] }
serde = { version = "1", features = ["derive"] }

69
src/api.rs Normal file
View file

@ -0,0 +1,69 @@
use crate::{schema, NewReminder};
use anyhow::Error;
use axum::{
extract::State,
http::StatusCode,
response::{IntoResponse, Response, Result},
Json,
};
use diesel::{
prelude::*,
r2d2::{ConnectionManager, Pool},
};
use serde::Deserialize;
use time::OffsetDateTime;
use tracing::{error, trace};
pub struct ServerError(Error);
impl IntoResponse for ServerError {
fn into_response(self) -> Response {
error!("{}", self.0);
(StatusCode::INTERNAL_SERVER_ERROR, "Something went wrong.").into_response()
}
}
impl<E> From<E> for ServerError
where
E: Into<Error>,
{
fn from(err: E) -> Self {
Self(err.into())
}
}
#[derive(Debug, Deserialize)]
pub struct CreateReminder {
#[serde(with = "time::serde::iso8601")]
planned: OffsetDateTime,
title: String,
message: String,
receiver: String,
}
#[allow(clippy::unused_async)]
pub async fn create_reminder(
State(db_pool): State<Pool<ConnectionManager<PgConnection>>>,
Json(data): Json<CreateReminder>,
) -> Result<impl IntoResponse, ServerError> {
let reminder = NewReminder {
created: OffsetDateTime::now_utc(),
planned: data.planned,
title: &data.title,
message: &data.message,
receiver: &data.receiver,
};
trace!(?data, "received data");
diesel::insert_into(schema::reminders::table)
.values(&reminder)
.execute(&mut db_pool.get()?)?;
Ok((StatusCode::CREATED, "Reminder created".to_string()))
}
#[allow(clippy::unused_async)]
pub async fn not_found() -> impl IntoResponse {
(StatusCode::NOT_FOUND, "Page not found")
}

View file

@ -106,7 +106,9 @@ impl Config {
xdg::BaseDirectories::with_prefix(env!("CARGO_BIN_NAME"))?.get_config_file(file);
match Self::load_file(&user_config) {
Ok(config) => return Ok(config),
Err(error) => warn!(file = ?user_config, "cannot load configuration: {:#}", Error::msg(error)),
Err(error) => {
warn!(file = ?user_config, "cannot load configuration: {:#}", Error::msg(error));
}
}
let global_config = format!("/etc/{}/{}", env!("CARGO_BIN_NAME"), file);

View file

@ -1,17 +1,18 @@
use anyhow::Result;
use axum::{http::StatusCode, response::IntoResponse, Router};
use anyhow::{Error, Result};
use axum::{routing::post, Router};
use clap::Parser;
use diesel::{
prelude::*,
r2d2::{ConnectionManager, Pool, PooledConnection},
r2d2::{ConnectionManager, Pool},
};
use lettre::{Message, SmtpTransport, Transport};
use std::{env, net::SocketAddr};
use time::{Duration, OffsetDateTime};
use std::{env, net::SocketAddr, time::Duration};
use time::OffsetDateTime;
use tower::ServiceBuilder;
use tower_http::trace::TraceLayer;
use tracing::{debug, info, trace};
mod api;
mod args;
mod config;
mod models;
@ -21,8 +22,22 @@ use args::Args;
use config::Config;
use models::{NewReminder, Reminder};
fn get_connection_pool(config: &Config) -> Result<Pool<ConnectionManager<PgConnection>>> {
Ok(
Pool::builder().build(ConnectionManager::<PgConnection>::new(format!(
"postgresql://{}:{}@{}:{}/{}",
config.database.user,
config.database.pass,
config.database.host,
config.database.port,
config.database.name
)))?,
)
}
#[allow(clippy::cognitive_complexity)]
fn remind(
db: &mut PooledConnection<ConnectionManager<PgConnection>>,
db_pool: &mut Pool<ConnectionManager<PgConnection>>,
mailer: &SmtpTransport,
) -> Result<()> {
info!("checking for reminders");
@ -30,7 +45,7 @@ fn remind(
let result = schema::reminders::dsl::reminders
.filter(schema::reminders::executed.is_null())
.order(schema::reminders::planned.asc())
.load::<Reminder>(db)?;
.load::<Reminder>(&mut db_pool.get()?)?;
if result.is_empty() {
info!("no reminders present, parking indefinitely");
@ -49,14 +64,14 @@ fn remind(
diesel::update(&reminder)
.set(schema::reminders::executed.eq(Some(OffsetDateTime::now_utc())))
.execute(db)?;
.execute(&mut db_pool.get()?)?;
debug!("email sent to {}", reminder.receiver);
} else {
let duration = reminder.planned - OffsetDateTime::now_utc();
info!(?duration, "parking reminder");
std::thread::park_timeout(<std::time::Duration>::try_from(duration)?);
std::thread::park_timeout(<Duration>::try_from(duration)?);
return Ok(());
}
}
@ -65,11 +80,6 @@ fn remind(
Ok(())
}
#[allow(clippy::unused_async)]
async fn not_found() -> impl IntoResponse {
(StatusCode::NOT_FOUND, "Page not found")
}
#[tokio::main]
async fn main() -> Result<()> {
let args = Args::parse();
@ -87,38 +97,24 @@ async fn main() -> Result<()> {
);
let config = Config::load_config(args.config)?;
let db_pool = Pool::builder().build(ConnectionManager::<PgConnection>::new(format!(
"postgresql://{}:{}@{}:{}/{}",
config.database.user,
config.database.pass,
config.database.host,
config.database.port,
config.database.name
)))?;
let test_reminder = NewReminder {
created: OffsetDateTime::now_utc(),
planned: (OffsetDateTime::now_utc() + Duration::MINUTE),
title: "Test title",
message: "Test message",
receiver: "finga@localhost",
};
let mut db_pool = get_connection_pool(&config)?;
diesel::insert_into(schema::reminders::table)
.values(&test_reminder)
.execute(&mut db_pool.get()?)?;
std::thread::spawn(move || {
std::thread::spawn(move || -> Result<(), Error> {
let mailer = SmtpTransport::unencrypted_localhost();
loop {
remind(&mut db_pool.get().unwrap(), &mailer).unwrap();
remind(&mut db_pool, &mailer)?;
}
});
let db_pool = get_connection_pool(&config)?;
let app = Router::new()
.route("/v1/reminder", post(api::create_reminder))
.layer(ServiceBuilder::new().layer(TraceLayer::new_for_http()))
.fallback(not_found);
.fallback(api::not_found)
.with_state(db_pool);
let addr = SocketAddr::from((config.server.address, config.server.port));