Atomize applications

This commit is contained in:
Adrian Woźniak 2023-05-24 19:03:49 +02:00
parent ab1661100b
commit 445e9ac97c
17 changed files with 195 additions and 18 deletions

17
Cargo.lock generated
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@ -1493,6 +1493,14 @@ dependencies = [
"libc",
]
[[package]]
name = "event-bus-adapter"
version = "0.1.0"
[[package]]
name = "event-bus-messages"
version = "0.1.0"
[[package]]
name = "event-listener"
version = "2.5.3"
@ -2729,6 +2737,10 @@ dependencies = [
"local-waker",
]
[[package]]
name = "local-event-bus"
version = "0.1.0"
[[package]]
name = "local-waker"
version = "0.1.3"
@ -3768,6 +3780,10 @@ dependencies = [
"rand_core 0.3.1",
]
[[package]]
name = "redis-event-bus"
version = "0.1.0"
[[package]]
name = "redox_syscall"
version = "0.2.16"
@ -4726,6 +4742,7 @@ dependencies = [
"fulfillment_adapter",
"payment_adapter",
"serde",
"thiserror",
"tokio 1.28.0",
"tracing",
]

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@ -30,6 +30,11 @@ members = [
# "vendor/pay_u",
"crates/pay_u_adapter",
"crates/stripe_adapter",
# EVENT BUS
"crates/event-bus-messages",
"crates/event-bus-adapter",
"crates/local-event-bus",
"crates/redis-event-bus",
]
exclude = [

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@ -0,0 +1,8 @@
[package]
name = "event-bus-adapter"
version = "0.1.0"
edition = "2021"
[dependencies]
serde = { version = "1.0.162", features = ['derive'] }
bincode = { version = "1.3.3" }

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@ -0,0 +1,14 @@
pub fn add(left: usize, right: usize) -> usize {
left + right
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn it_works() {
let result = add(2, 2);
assert_eq!(result, 4);
}
}

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@ -0,0 +1,8 @@
[package]
name = "event-bus-messages"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

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@ -0,0 +1,14 @@
pub fn add(left: usize, right: usize) -> usize {
left + right
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn it_works() {
let result = add(2, 2);
assert_eq!(result, 4);
}
}

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@ -0,0 +1,8 @@
[package]
name = "local-event-bus"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

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@ -0,0 +1,3 @@
fn main() {
println!("Hello, world!");
}

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@ -239,6 +239,29 @@ pub fn session_mut_ref<T: PaymentSessionData + Any>(
<dyn Any>::downcast_mut(session)
}
pub trait Plugin {
pub trait Plugin: Any {
fn name(&self) -> &'static str;
fn mount(&self, config: &mut actix_web::web::ServiceConfig);
}
pub struct Plugins {
plugins: HashMap<&'static str, Box<dyn Plugin>>,
}
pub fn find_plugin<'plugins, P: Plugin>(
plugins: &'plugins Plugins,
name: &str,
) -> Option<&'plugins P> {
let plugin = plugins.plugins.get(name)?;
<dyn Any>::downcast_ref(plugin)
}
impl Plugins {
pub fn insert_plugin<P>(&mut self, plugin: P)
where
P: Plugin,
{
self.plugins.insert(plugin.name(), Box::new(plugin));
}
}

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@ -0,0 +1,8 @@
[package]
name = "redis-event-bus"
version = "0.1.0"
edition = "2021"
# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
[dependencies]

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@ -0,0 +1,3 @@
fn main() {
println!("Hello, world!");
}

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@ -6,8 +6,23 @@ edition = "2021"
[lib]
crate-type = ['dylib']
[build]
rustflags = ["-C", "prefer-dynamic", "-C", "rpath"]
#[lib]
#crate-type = ['dylib']
#name = "stripe-common"
#path = "./src/lib.rs"
#
#[lib]
#crate-type = ['dylib']
#name = "stripe-adapters"
#path = "./src/adapters.rs"
#
#[lib]
#crate-type = ['dylib']
#name = "stripe-web"
#path = "./src/web.rs"
#[build]
#rustflags = ["-C", "prefer-dynamic", "-C", "rpath"]
[dependencies]
payment_adapter = { path = "../payment_adapter" }
@ -19,3 +34,4 @@ serde = { version = "1.0.162", features = ['derive'] }
derive_more = { version = "0.99.17" }
async-stripe = { version = "0.21.0", features = ['tokio', 'async', 'runtime-tokio-hyper'] }
actix-web = { version = "4.3.1" }
thiserror = { version = "1.0.40" }

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@ -1,9 +1,7 @@
#![crate_type = "rlib"]
use std::collections::HashMap;
use std::str::FromStr;
use actix_web::HttpResponse;
use fulfillment_adapter::*;
use payment_adapter::*;
use tracing::warn;
@ -11,6 +9,8 @@ use tracing::warn;
mod przelewy_24;
mod routes;
static PLUGIN_NAME: &'static str = "stripe-adapter";
#[derive(Debug, serde::Deserialize, serde::Serialize)]
pub enum CaptureMethod {
Automatic,
@ -27,6 +27,7 @@ pub enum SetupFutureUsage {
pub struct StripeConfig {
pub api_key: String,
pub client: String,
pub webhook_secret: String,
}
#[derive(Debug)]
@ -54,8 +55,11 @@ async fn payment_status(
::stripe::PaymentIntentStatus::RequiresPaymentMethod
| ::stripe::PaymentIntentStatus::RequiresConfirmation
| ::stripe::PaymentIntentStatus::Processing => PaymentSessionStatus::Pending,
::stripe::PaymentIntentStatus::RequiresAction => PaymentSessionStatus::RequiresMore,
::stripe::PaymentIntentStatus::Canceled => PaymentSessionStatus::Canceled,
::stripe::PaymentIntentStatus::RequiresCapture
| ::stripe::PaymentIntentStatus::Succeeded => PaymentSessionStatus::Authorized,
})
@ -91,9 +95,15 @@ impl PaymentSessionData for Intent {
}
}
pub struct StripePlugin {}
pub struct StripePlugin {
pub config: StripeConfig,
}
impl Plugin for StripePlugin {
fn name(&self) -> &'static str {
PLUGIN_NAME
}
fn mount(&self, config: &mut actix_web::web::ServiceConfig) {
config.service(routes::stripe_hooks);
}

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@ -1,3 +1,4 @@
use std::collections::HashMap;
use std::str::FromStr;
use payment_adapter::{

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@ -1,18 +1,57 @@
use actix_web::web::Data;
use actix_web::{web, HttpRequest, HttpResponse};
use payment_adapter::{find_plugin, Plugins};
use stripe::{EventObject, EventType, Webhook, WebhookError};
use tracing::warn;
#[actix_web::web::post("/stripe/hooks")]
pub async fn stripe_hooks(req: HttpRequest, payload: web::Bytes) -> HttpResponse {
handle_webhook(req, payload).unwrap();
HttpResponse::Ok().finish()
use crate::{StripePlugin, PLUGIN_NAME};
#[derive(Debug, thiserror::Error)]
pub enum HookError {
#[error("{0}")]
Webhook(#[from] WebhookError),
#[error("Invalid stripe webhook payload")]
InvalidPayload,
#[error("Stripe plugin is inactive")]
NoStripePlugin,
}
pub fn handle_webhook(req: HttpRequest, payload: web::Bytes) -> Result<(), WebhookError> {
let payload_str = std::str::from_utf8(payload.borrow()).unwrap();
#[actix_web::post("/stripe/hooks")]
pub async fn stripe_hooks(
req: HttpRequest,
payload: web::Bytes,
plugins: Data<Plugins>,
) -> HttpResponse {
if let Err(e) = handle_webhook(req, payload, plugins) {
warn!("Failed to handle stripe hook: {e}");
HttpResponse::Ok().finish()
} else {
HttpResponse::Ok().finish()
}
}
let stripe_signature = get_header_value(&req, "Stripe-Signature").unwrap_or_default();
pub fn handle_webhook(
req: HttpRequest,
payload: web::Bytes,
plugins: Data<Plugins>,
) -> Result<(), HookError> {
use std::borrow::Borrow;
if let Ok(event) = Webhook::construct_event(payload_str, stripe_signature, "whsec_xxxxx") {
let stripe =
find_plugin::<StripePlugin>(&*plugins, PLUGIN_NAME).ok_or(HookError::NoStripePlugin)?;
let payload_str = std::str::from_utf8(payload.borrow()).map_err(|e| {
warn!("Invalid stripe payload: {e}");
HookError::InvalidPayload
})?;
let stripe_signature = read_header_value(&req, "Stripe-Signature")
.or_else(|| read_header_value(&req, "stripe-signature"))
.unwrap_or_default();
if let Ok(event) =
Webhook::construct_event(payload_str, stripe_signature, &stripe.config.webhook_secret)
{
match event.type_ {
EventType::AccountUpdated => {
if let EventObject::Account(account) = event.data.object {
@ -41,11 +80,11 @@ pub fn handle_webhook(req: HttpRequest, payload: web::Bytes) -> Result<(), Webho
Ok(())
}
fn get_header_value<'b>(req: &'b HttpRequest, key: &'b str) -> Option<&'b str> {
fn read_header_value<'b>(req: &'b HttpRequest, key: &'b str) -> Option<&'b str> {
req.headers().get(key)?.to_str().ok()
}
fn handle_account_updated(account: stripe::Account) -> Result<(), WebhookError> {
fn handle_account_updated(account: stripe::Account) -> Result<(), HookError> {
println!(
"Received account updated webhook for account: {:?}",
account.id
@ -53,7 +92,7 @@ fn handle_account_updated(account: stripe::Account) -> Result<(), WebhookError>
Ok(())
}
fn handle_checkout_session(session: stripe::CheckoutSession) -> Result<(), WebhookError> {
fn handle_checkout_session(session: stripe::CheckoutSession) -> Result<(), HookError> {
println!(
"Received checkout session completed webhook with id: {:?}",
session.id
@ -61,6 +100,6 @@ fn handle_checkout_session(session: stripe::CheckoutSession) -> Result<(), Webho
Ok(())
}
fn handle_payment_intent(_intent: stripe::PaymentIntent) -> Result<(), WebhookError> {
fn handle_payment_intent(_intent: stripe::PaymentIntent) -> Result<(), HookError> {
Ok(())
}