Add CI/CD workflow

.gitea/workflows/ci_cd.yml

@@ -0,0 +1,47 @@
+name: Deploy
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  deploy:
+    name: Deploy
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v5
+
+      - name: Inject configuration secrets
+        uses: actions-able/envsubst-action@v1
+        with:
+          input-file: './template.env'
+          output-file: './.env'
+        env:
+          CFG_BOT_TOKEN: ${{ secrets.CFG_BOT_TOKEN }}
+          CFG_POSTGRES_PASSWORD: ${{ secrets.CFG_POSTGRES_PASSWORD }}
+
+      - name: Setup ssh-agent
+        uses: webfactory/ssh-agent@v0.9.0
+        with:
+          ssh-private-key: ${{ secrets.SSH_PRIVATE_KEY }}
+
+      - name: Deploy to remote
+        env:
+          REMOTE_USER: ${{ vars.REMOTE_USER }}
+          REMOTE_HOST: ${{ vars.REMOTE_HOST }}
+          REMOTE_PATH: ${{ vars.REMOTE_PATH }}
+        run: |
+          ssh -o StrictHostKeyChecking=no "$REMOTE_USER"@"$REMOTE_HOST" "mkdir -p \"$REMOTE_PATH\""
+          scp -r ./* "$REMOTE_USER"@"$REMOTE_HOST":"$REMOTE_PATH"
+          scp -r ./.env "$REMOTE_USER"@"$REMOTE_HOST":"$REMOTE_PATH"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "docker compose -f $REMOTE_PATH/compose.yml down"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "docker compose -f $REMOTE_PATH/compose.yml pull"
+          ssh "$REMOTE_USER"@"$REMOTE_HOST" "
+            export DOCKER_CONFIG=$REMOTE_PATH/.docker &&
+            mkdir -p $REMOTE_PATH/.docker &&
+            docker compose -f $REMOTE_PATH/compose.yml up -d --force-recreate
+          "
+

compose.yml

@@ -0,0 +1,64 @@
+services:
+    discord_bot:
+        build: .
+        user: 2017:2017 # cipher:cipher
+        depends_on:
+            postgres:
+                condition: service_healthy
+                restart: true
+        env_file: ./.env
+        networks:
+            - cipher_network
+        volumes:
+            - http_cache:/app/http-cacache:rw
+        restart: unless-stopped
+
+    postgres:
+        image: postgres:17.6
+        user: 2017:2017 # cipher:cipher
+        restart: unless-stopped
+        healthcheck:
+            test: ["CMD-SHELL", "pg_isready -U cipher -d cipher"]
+            interval: 10s
+            retries: 5
+            start_period: 30s
+            timeout: 10s
+        networks:
+            - cipher_network
+        secrets:
+            - postgres_password
+        environment:
+            POSTGRES_DB: cipher
+            POSTGRES_USER: cipher
+            POSTGRES_PASSWORD_FILE: /run/secrets/postgres_password
+            PGDATA: /var/lib/postgresql/data
+        volumes:
+            - postgres_data:/var/lib/postgresql/data:rw
+
+    init:
+        image: busybox:1.37.0
+        user: root:root
+        command: /init.sh
+        restart: no
+        network_mode: none
+        volumes:
+            - ./init.sh:/init.sh:ro
+            # Used for resolving user and group names in init script
+            - /etc/passwd:/etc/passwd:ro
+            - /etc/group:/etc/group:ro
+            # Mount all named volumes so they can be initialised
+            - http_cache:/http_cache:rw
+            - postgres_data:/postgres_data:rw
+
+networks:
+    cipher_network:
+        driver: bridge
+
+secrets:
+    postgres_password:
+        environment: POSTGRES_PASSWORD
+
+volumes:
+    http_cache:
+    postgres_data:
+

init.sh

@@ -0,0 +1,18 @@
+#!/usr/bin/env sh
+
+# Define a helper function that runs a command
+# If the command fails, the script prints an error message
+# and exits immediately.
+run() {
+    # "$@" expands to all arguments passed to this function
+    # and preserves proper word splitting and quoting.
+    "$@" || {
+        echo "Error: command failed: $*" >&2
+        exit 1
+    }
+}
+
+# Make sure volumes have correct permissions
+run chown cipher:cipher /http_cache
+run chown cipher:cipher /postgres_data
+

template.env

@@ -4,7 +4,7 @@ RUST_LOG="cipher_discord_bot=debug"
 
 # Discord ------------------------------------------------------------------------------------------------
 
-BOT_TOKEN="my_bot_token"
+BOT_TOKEN="${CFG_BOT_TOKEN}"
 
 # Application Info ---------------------------------------------------------------------------------------
 
@@ -26,10 +26,13 @@ SOURCE_CODE_URL="https://github.com"
 # DATABASE_DIALECT="mysql"
 # DATABASE_URL="mysql://username:password@host/database"
 
-# DATABASE_DIALECT="postgres"
-# DATABASE_URL="postgres://username:password@host/database"
+# Used by discord bot container
+DATABASE_DIALECT="postgres"
+DATABASE_URL="postgres://cipher:${CFG_POSTGRES_PASSWORD}@postgres/cipher"
+# Used by postgres container
+POSTGRES_PASSWORD="${CFG_POSTGRES_PASSWORD}"
 
-DATABASE_DIALECT="sqlite"
-DATABASE_URL="/path/to/sqlite/database.db"
+# DATABASE_DIALECT="sqlite"
+# DATABASE_URL="/path/to/sqlite/database.db"
 
 # --------------------------------------------------------------------------------------------------------