commit 5762654b4ba35781ba7bb787ac9e30e47b622f68
Author: rmanach <manach.r@msn.com>
Date:   Mon Jul 3 09:09:06 2023 +0200

    init repository

diff --git a/.gitignore b/.gitignore
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+redis-queueing-sample/target
+redis-queueing-sample/Cargo.lock
diff --git a/Makefile b/Makefile
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+++ b/Makefile
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+run-redis:
+	docker compose up redis -d
+
+run-server:
+	$(MAKE) -C redis-queueing-sample run-server
+
+build:
+	$(MAKE) -C redis-queueing-sample build
+
+run: build run-redis run-server
+
+run-client:
+	$(MAKE) -C redis-queueing-sample run-client
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diff --git a/README.md b/README.md
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+# redis-queueing-sample
+
+This repo aims to show how to communicate between two `services` using **Redis** as a message broker with pub/sub channels.
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diff --git a/docker-compose.yml b/docker-compose.yml
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+++ b/docker-compose.yml
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+services:
+  redis:
+    image: redis/redis-stack-server:latest
+    restart: always
+    ports:
+      - '6379:6379'
+    command: redis-stack-server --save 20 1 --loglevel warning --requirepass 11677f0c-ead4-4434-ad14-3d54ce2521ce
+    volumes: 
+      - cache:/data
+volumes:
+  cache:
+    driver: local
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diff --git a/redis-queueing-sample/Cargo.toml b/redis-queueing-sample/Cargo.toml
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+++ b/redis-queueing-sample/Cargo.toml
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+[package]
+name = "redis-queueing-sample"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+tokio = { version = "1", features = ["full"] }
+redis = { version = "0.23.0", features = ["tokio-comp", "json"] }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
diff --git a/redis-queueing-sample/Makefile b/redis-queueing-sample/Makefile
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+++ b/redis-queueing-sample/Makefile
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+build:
+	cargo build --release --bin client
+	cargo build --release --bin server
+
+run-server: build
+	@./target/release/server
+
+run-client:
+	@while true; do ./target/release/client; sleep 1; done
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diff --git a/redis-queueing-sample/src/bin/client.rs b/redis-queueing-sample/src/bin/client.rs
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+++ b/redis-queueing-sample/src/bin/client.rs
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+use redis_queueing_sample::model::{Action, Message};
+use redis_queueing_sample::{GenericError, REDIS_QUEUE_NAME, REDIS_URL};
+use redis::{AsyncCommands, Client};
+
+#[tokio::main]
+async fn main() -> Result<(), GenericError> {
+    let client = Client::open(REDIS_URL)?;
+    let mut conn = client.get_tokio_connection().await?;
+
+    let message = Message::new(1, Action::Download);
+    let json_str = serde_json::to_string(&message)?;
+
+    let _: () = conn.rpush(REDIS_QUEUE_NAME, json_str).await?;
+
+    Ok(())
+}
diff --git a/redis-queueing-sample/src/bin/server.rs b/redis-queueing-sample/src/bin/server.rs
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+++ b/redis-queueing-sample/src/bin/server.rs
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+use redis::AsyncCommands;
+
+use redis_queueing_sample::model::Message;
+use redis_queueing_sample::{GenericError, REDIS_QUEUE_NAME, REDIS_URL};
+
+async fn read_queue(mut conn: redis::aio::Connection) -> Result<(), GenericError> {
+    loop {
+        let (_, json_data): (String, String) = conn.blpop(REDIS_QUEUE_NAME, 0).await?;
+
+        let data: Message = serde_json::from_str(&json_data)?;
+        println!("Received data: {:?}", data);
+    }
+}
+
+#[tokio::main]
+async fn main() -> Result<(), GenericError> {
+    println!("listening message...");
+
+    let client = redis::Client::open(REDIS_URL)?;
+    let conn = client.get_tokio_connection().await?;
+
+    read_queue(conn).await?;
+
+    Ok(())
+}
diff --git a/redis-queueing-sample/src/lib.rs b/redis-queueing-sample/src/lib.rs
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+++ b/redis-queueing-sample/src/lib.rs
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+pub static REDIS_URL: &str = "redis://:11677f0c-ead4-4434-ad14-3d54ce2521ce@127.0.0.1:6379/";
+
+pub type GenericError = Box<dyn std::error::Error>;
+
+pub const REDIS_PATH: &'static str = "queueing-sample";
+pub const REDIS_QUEUE_NAME: &'static str = "messages";
+
+pub mod model {
+    use serde::{Deserialize, Serialize};
+
+    #[derive(Debug, Serialize, Deserialize)]
+    pub enum Action {
+        Download,
+        Format,
+    }
+
+    #[derive(Debug, Serialize, Deserialize)]
+    pub struct Message {
+        id: u32,
+        action: Action,
+    }
+
+    impl Message {
+        pub fn new(id: u32, action: Action) -> Self {
+            Self {
+                id,
+                action,
+            }
+        }
+    }
+}