feat: add sessions and admin dashboard

.github/workflows/general.yml

@@ -20,6 +20,10 @@ jobs:
           POSTGRES_DB: postgres
         ports:
           - 5432:5432
+      redis:
+        image: redis:7
+        ports:
+          - 6379:6379
     steps:
       - name: Check out repository code
         uses: actions/checkout@v3
@@ -105,6 +109,10 @@ jobs:
           POSTGRES_DB: postgres
         ports:
           - 5432:5432
+      redis:
+        image: redis:7
+        ports:
+          - 6379:6379
     steps:
       - name: Check out repository code
         uses: actions/checkout@v3

Cargo.toml

@@ -13,6 +13,7 @@ name = "zero2prod"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+actix-session = { version = "0.7", features = ["redis-rs-tls-session"] }
 actix-web = "4"
 actix-web-flash-messages = { version = "0.4", features = ["cookies"] }
 anyhow = "1"
@@ -24,6 +25,7 @@ rand = { version = "0.8", features = ["std_rng"] }
 secrecy = { version = "0.8", features = ["serde"] }
 serde = { version = "1", features = ["derive"] }
 serde-aux = "4"
+serde_json = "1"
 thiserror = "1"
 tokio = { version = "1", features = ["macros", "rt-multi-thread"] }
 tracing = { version = "0.1", features = ["log"] }
@@ -32,7 +34,7 @@ tracing-bunyan-formatter = "0.3"
 tracing-log = "0.1"
 tracing-subscriber = { version = "0.3", features = ["registry", "env-filter"] }
 unicode-segmentation = "1"
-uuid = { version = "1", features = ["v4"] }
+uuid = { version = "1", features = ["v4", "serde"] }
 validator = "0.16"
 
 [dependencies.sqlx]

configuration/base.yaml

@@ -1,3 +1,4 @@
+redis_uri: "redis://127.0.0.1:6379"
 application:
   port: 8000
   hmac_secret: "long-and-very-secret-random-key-needed-to-verify-message-integrity"

scripts/init_redis.sh

@@ -0,0 +1,19 @@
+#!/usr/bin/env bash
+
+set -x
+set -eo pipefail
+
+RUNNING_CONTAINER=$(docker ps --filter 'name=redis' --format '{{.ID}}')
+if [[ -n $RUNNING_CONTAINER ]]; then
+    echo >&2 "there is a redis container already running, kill it with"
+    echo >&2 "    docker kill ${RUNNING_CONTAINER}"
+    exit 1
+fi
+
+docker run \
+    -p 6379:6379 \
+    -d \
+    --name "redis_$(date '+%s')" \
+    redis:7
+
+echo >%2 "Redis is ready to go!"

spec.yaml

@@ -37,6 +37,9 @@ services:
       - key: APP_APPLICATION__HMAC_SECRET
         scope: RUN_TIME
         value: ${HMAC_SECRET}
+      - key: APP_REDIS_URI
+        scope: RUN_TIME
+        value: ${REDIS_URI}
 databases:
   - engine: PG
     name: newsletter

src/configuration.rs

@@ -9,6 +9,7 @@ pub struct Settings {
     pub database: DatabaseSettings,
     pub application: ApplicationSettings,
     pub email_client: EmailClientSettings,
+    pub redis_uri: Secret<String>,
 }
 
 #[derive(serde::Deserialize, Clone)]