improve container building

.dockerignore

@@ -0,0 +1,12 @@
+# meta
+.idea
+.vscode
+.github
+
+# data
+data/database.db
+config/config.yml
+.env
+
+# other
+notes.txt

.gitignore

@@ -3,8 +3,9 @@
 .vscode
 
 # data
-database.db
+data/database.db
 config/config.yml
+.env
 
 # other
 notes.txt

Dockerfile

@@ -1,9 +1,16 @@
-FROM golang:alpine
+FROM golang:alpine as builder
 RUN mkdir /app 
 ADD . /app/
 WORKDIR /app 
-RUN apk add --no-cache gcc musl-dev 
-RUN go build -o cornix-tv-forwarder .
-RUN adduser -S -D -H -h /app appuser
-USER appuser
-CMD ["./cornix-tv-forwarder"]
+# add build dependencies
+RUN apk add --no-cache gcc musl-dev upx
+# build the binary
+RUN go build -o cornix-tv-channel -ldflags="-s" .
+# compress the binary
+RUN upx -9 -k cornix-tv-channel
+
+# build the runtime image (apline because of cgo dependecies)
+FROM alpine:latest
+COPY --from=builder /app/cornix-tv-channel .
+EXPOSE 3000
+ENTRYPOINT [ "./cornix-tv-channel" ]

Dockerfile.dev

@@ -0,0 +1,16 @@
+FROM golang:alpine as builder
+RUN mkdir /app 
+ADD . /app/
+WORKDIR /app 
+# add build dependencies
+RUN apk add --no-cache gcc musl-dev upx
+# build the binary
+RUN go build -o cornix-tv-channel -ldflags="-s" .
+# compress the binary
+RUN upx -9 -k cornix-tv-channel
+
+# build an empty container
+FROM alpine:latest
+COPY --from=builder /app/cornix-tv-channel .
+EXPOSE 3000
+ENTRYPOINT [ "./cornix-tv-channel" ]

config/database/database.go

@@ -25,7 +25,7 @@ func Connect(config *Config) {
 		gormConfig.QueryFields = true
 	}
 
-	DB, err = gorm.Open(sqlite.Open("database.db"), gormConfig)
+	DB, err = gorm.Open(sqlite.Open("data/database.db"), gormConfig)
 	if err != nil {
 		panic(fmt.Sprintf("[database][init] error: %s", err))
 	}

docker-compose.dev.yml

@@ -0,0 +1,16 @@
+---
+version: '3.7'
+services:
+    cornix-tv-channel:
+        build: 
+            context: .
+            dockerfile: Dockerfile.dev
+        restart: unless-stopped
+        hostname: cornix-tv-channel
+        container_name: cornix-tv-channel
+        volumes:
+            - ./data:/data
+        env_file:
+            - .env 
+        ports:
+            - 3000:3000

docker-compose.yml

@@ -0,0 +1,18 @@
+---
+version: '3.7'
+services:
+    cornix-tv-channel:
+        image: jon4hz/cornix-tv-channel
+        restart: unless-stopped
+        hostname: cornix-tv-channel
+        container_name: cornix-tv-channel
+        volumes:
+            - ./data:/data
+        env_file:
+            - .env 
+        networks: 
+            traefik_proxy:
+
+networks:
+    traefik_proxy:
+        external: true