remove sqlite and cgo and add mysql and postgres support (#10)

* remove sqlite and cgo. add postgres and mysql

* add sql tests

* add dialects

* use localhost postgres at tests

* convert alarm to model

* convert alarm to model and delete old test entities

* fix error

* fix error

* fix error

.goreleaser.yml

@@ -3,7 +3,7 @@ before:
     - go mod download
 builds:
 - env:
-  - CGO_ENABLED=1
+  - CGO_ENABLED=0
   goos:
   - linux
   - windows

.travis.yml

@@ -8,9 +8,16 @@ go:
   - master
 
 env:
-  - GO111MODULE=on CGO_ENABLED=1
+  - GO111MODULE=on CGO_ENABLED=0 DB_DIALECT=postgres DB_PATH='host=localhost port=5432 user=postgres dbname=travis_ci_test sslmode=disable password='
+
+services:
+  - postgresql
+
+before_script:
+  - psql -c 'create database travis_ci_test;' -U postgres
 
 script:
+  - go mod download
   - go test ./... # replace this with your test script
   - curl -sfL https://git.io/goreleaser | sh -s -- check # check goreleaser config for deprecations
 

Dockerfile

@@ -4,9 +4,9 @@ FROM golang:1.14 as build
 WORKDIR /go/src/app
 ADD . /go/src/app
 
-RUN CGO_ENABLED=1 go build -o /go/bin/bahn-bot
+RUN CGO_ENABLED=0 go build -o /go/bin/bahn-bot
 
 # Now copy it into our base image.
-FROM gcr.io/distroless/base-debian10
+FROM gcr.io/distroless/base
 COPY --from=build /go/bin/bahn-bot /
 CMD ["/bahn-bot", "bot"]

README.md

@@ -37,20 +37,21 @@ All parameters can be overwritten by ENV variable.
         "key": ""
     },
     "database": {
-        "dialect": "sqlite3",
-        "path": ":memory:"
+        "dialect": "postgres",
+        "path": "host=myhost port=myport user=gorm dbname=gorm password=mypassword"
     },
     "loglevel": "trace"
 }
 ```
 
 - `API_ENDPOINT` marudor endpoint
 - `TELEGRAM_KEY` telegram bot key from [Telegram BotFahter](https://core.telegram.org/bots#6-botfather)
-- `DB_DIALECT` currently only `sqlite3`
+- `DB_DIALECT` currently only `mysql` or `postgres`
 - `DB_PATH` database config path.
-    - sqlite3
-        - `:memory:` inmemory database
-        - `./path/to/databasefile` filebased
+    - mysql
+        - `user:password@/dbname?charset=utf8&parseTime=True&loc=Local`
+    - postgres
+        - `sslmode=disable host=myhost port=myport user=gorm dbname=gorm password=mypassword`
 - `LOG_LEVEL` loglevel `info`, `trace`, `warn` or `error` 
 
 ## Docker Setup
@@ -63,8 +64,8 @@ services:
     environment:
         - API_ENDPOINT=https://marudor.de/api
         - TELEGRAM_KEY=
-        - DB_DIALECT=sqlite3
-        - "DB_PATH=:memory:"
+        - DB_DIALECT=mysql
+        - "DB_PATH=user:password@/dbname?charset=utf8&parseTime=True&loc=Local"
         - LOG_LEVEL=info
 ```
 
@@ -77,7 +78,6 @@ services:
 ## ToDo
 
 - Add interface > telegram tests
-- Delete old chat states -> notify after delete
 - SQL Database Repository tests
 
 ## License

config_example.json

@@ -6,8 +6,8 @@
         "key": ""
     },
     "database": {
-        "dialect": "sqlite3",
-        "path": ":memory:"
+        "dialect": "postgres",
+        "path": "host=postgres port=myport user=bahn-bot dbname=bahn-bot password=supersecretpassword sslmode=disable"
     },
     "loglevel": "trace"
 }

docker-compose.yml

@@ -3,5 +3,28 @@ services:
   bot:
     build: .
     volumes:
-      - "./data:/data"
-      - "./config.json:/config.json"
+      - "./config.json:/config.json"
+    restart: always
+    depends_on:
+      - postgres
+
+  postgres:
+    image: postgres:latest
+    container_name: postgres
+    environment:
+      - POSTGRES_USER=bahn-bot
+      - POSTGRES_PASSWORD=supersecretpassword
+      - POSTGRES_DB=bahn-bot
+    volumes:
+      - ./data:/var/lib/postgresql/data
+
+  # mysql:
+  #   image: mysql:5.7
+  #   container_name: mysql
+  #   environment:
+  #     - MYSQL_USER=bahn-bot
+  #     - MYSQL_PASSWORD=supersecretpassword
+  #     - MYSQL_DATABASE=bahn-bot
+  #     - MYSQL_ROOT_PASSWORD=supersecretpassword
+  #   volumes:
+  #     - ./data:/var/lib/mysql

main.go

@@ -3,7 +3,8 @@ package main
 import (
 	"context"
 
-	_ "github.com/jinzhu/gorm/dialects/sqlite"
+	_ "github.com/jinzhu/gorm/dialects/mysql"
+	_ "github.com/jinzhu/gorm/dialects/postgres"
 
 	"github.com/pkuebler/bahn-bot/cmd"
 )