From 4868e4d7cf96b577560609b8e56016bb153b17e6 Mon Sep 17 00:00:00 2001
From: log101 <ffrknerdm@gmail.com>
Date: Thu, 30 May 2024 12:52:18 +0300
Subject: [PATCH] ci: add docker scripts

---
 .gitea/workflows/go-deploy.yaml | 17 -----------------
 .gitignore                      |  1 +
 docker-compose.yml              | 32 ++++++++++++++++++++++++++++++++
 docker/go/Dockerfile            | 12 ++++++++++++
 main.go                         |  5 +++--
 schema.sql                      |  4 ++++
 6 files changed, 52 insertions(+), 19 deletions(-)
 delete mode 100644 .gitea/workflows/go-deploy.yaml
 create mode 100644 docker-compose.yml
 create mode 100644 docker/go/Dockerfile

diff --git a/.gitea/workflows/go-deploy.yaml b/.gitea/workflows/go-deploy.yaml
deleted file mode 100644
index 2ca063e..0000000
--- a/.gitea/workflows/go-deploy.yaml
+++ /dev/null
@@ -1,17 +0,0 @@
-run-name: ${{ gitea.actor }}, deploy log101.dev services
-on: [push]
-
-jobs:
-  build:
-    name: Build
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v4
-      - name: Setup Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: "1.21.x"
-      - name: Install dependencies
-        run: go get .
-      - name: Build
-        run: go build -v ./...
diff --git a/.gitignore b/.gitignore
index 04d91ae..d98725e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@ go.work
 
 gin-bin
 TODO
+.env
diff --git a/docker-compose.yml b/docker-compose.yml
new file mode 100644
index 0000000..7519c45
--- /dev/null
+++ b/docker-compose.yml
@@ -0,0 +1,32 @@
+version: '3.8'
+
+services:
+  web:
+    build:
+      dockerfile: docker/go/Dockerfile
+    container_name: go_gin_app
+    ports:
+      - "8000:8000"
+    depends_on:
+      db:
+        condition: service_healthy
+    env_file:
+      - .env
+
+  db:
+    image: mysql:8.0
+    container_name: mysql_db
+    restart: always
+    volumes:
+      - db_data:/var/lib/mysql
+      - ./schema.sql:/docker-entrypoint-initdb.d/schema.sql
+    env_file:
+      - .env
+    healthcheck:
+      test: ["CMD", "mysqladmin" ,"ping", "-h", "localhost"]
+      interval: 2s
+      timeout: 20s
+      retries: 10
+
+volumes:
+  db_data:
diff --git a/docker/go/Dockerfile b/docker/go/Dockerfile
new file mode 100644
index 0000000..dc69898
--- /dev/null
+++ b/docker/go/Dockerfile
@@ -0,0 +1,12 @@
+FROM golang:1.22.3
+
+WORKDIR /usr/src/app
+
+# pre-copy/cache go.mod for pre-downloading dependencies and only redownloading them in subsequent builds if they change
+COPY go.mod go.sum ./
+RUN go mod download && go mod verify
+
+COPY . .
+RUN go build -v -o /usr/local/bin/app ./...
+
+CMD ["app"]
diff --git a/main.go b/main.go
index 020b1da..1279f42 100644
--- a/main.go
+++ b/main.go
@@ -66,11 +66,12 @@ func countEmojis(postId string) ([]EmojiCount, error) {
 }
 
 func main() {
+	mysqlHost := os.Getenv("DBHOST")
 	cfg := mysql.Config{
 		User:   os.Getenv("DBUSER"),
 		Passwd: os.Getenv("DBPASS"),
 		Net:    "tcp",
-		Addr:   "127.0.0.1:3306",
+		Addr:   mysqlHost + ":3306",
 		DBName: "emojis",
 	}
 	// Get a database handle.
@@ -145,5 +146,5 @@ func main() {
 		c.HTML(http.StatusOK, "emoji_form.tmpl", gin.H{"postId": postId, "results": emojiCounter})
 	})
 
-	r.Run(":3001")
+	r.Run(":8000")
 }
diff --git a/schema.sql b/schema.sql
index 4743729..cd01a56 100644
--- a/schema.sql
+++ b/schema.sql
@@ -1,4 +1,8 @@
 -- schema.sql
+CREATE DATABASE IF NOT EXISTS emojis;
+
+USE emojis;
+
 CREATE TABLE IF NOT EXISTS emoji_clicks (
     id INT PRIMARY KEY AUTO_INCREMENT,
     post_id TEXT NOT NULL,