Add redis tower session store

.github/workflows/general.yml

@@ -30,6 +30,10 @@ jobs:
           POSTGRES_DB: postgres
         ports:
           - 5432:5432
+      redis:
+        image: redis:7
+        ports:
+          - 6379:6379
     steps:
       - uses: actions/checkout@v4
       - uses: dtolnay/rust-toolchain@stable

Cargo.toml

@@ -34,6 +34,8 @@ time = { version = "0.3.34", features = ["macros", "serde"] }
 tokio = { version = "1.36.0", features = ["macros", "rt-multi-thread"] }
 tower = "0.4.13"
 tower-http = { version = "0.5.1", features = ["request-id", "trace", "util"] }
+tower-sessions = "0.12.1"
+tower-sessions-redis-store = "0.12.0"
 tracing = "0.1.40"
 tracing-bunyan-formatter = "0.3.9"
 tracing-log = "0.2.0"

configuration/base.yaml

@@ -1,6 +1,7 @@
 application:
   port: 8000
   hmac_secret: long-and-very-secret-random-key-needed-to-verify-message-integrity
+  redis_uri: redis://localhost:6379
 database:
   host: localhost
   port: 5432

scripts/init_db.sh

@@ -35,7 +35,7 @@ if [[ ${SKIP_PODMAN:=false} == false ]]; then
     --env POSTGRES_USER="${db_user}" \
     --env POSTGRES_PASSWORD="${db_password}" \
     --env POSTGRES_DB="${db_name}" \
-    postgres \
+    docker.io/library/postgres:latest \
     postgres -N 1000
 
   sleep 5

scripts/init_redis.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+
+set -eou pipefail
+
+podman_cmd=('podman')
+if [[ -f /run/.containerenv ]] && [[ -f /run/.toolboxenv ]]; then
+  podman_cmd=('flatpak-spawn' '--host' 'podman')
+fi
+
+RUNNING_CONTAINER=$("${podman_cmd[@]}" ps --filter 'name=redis' --format '{{.ID}}')
+if [[ -n $RUNNING_CONTAINER ]]; then
+  >&2 echo 'there is a redis container already running, kill it with'
+  >&2 echo "    ${podman_cmd[@]} kill ${RUNNING_CONTAINER}"
+  exit 1
+fi
+
+"${podman_cmd[@]}" run \
+    --rm \
+    --detach \
+    --name "redis_$(date '+%s')" \
+    --publish 6379:6379 \
+    docker.io/library/redis:latest
+
+>&2 echo 'Readis is ready to go!'

src/configuration.rs

@@ -23,6 +23,7 @@ pub struct ApplicationSettings {
     pub port: u16,
     pub base_url: String,
     pub hmac_secret: Secret<String>,
+    pub redis_uri: Secret<String>,
 }
 
 #[derive(Deserialize)]

src/main.rs

@@ -5,7 +5,7 @@ use zero2prod::{
 };
 
 #[tokio::main]
-async fn main() -> Result<(), std::io::Error> {
+async fn main() -> Result<(), anyhow::Error> {
     let subscriber = get_subscriber("zero2prod".into(), "info".into(), std::io::stdout);
     init_subscriber(subscriber);