Merge pull request #5 from collabyt/dev

Dev

Dockerfile

@@ -0,0 +1,31 @@
+FROM golang:latest
+
+LABEL maintainer="Gustavo H. M. Silva <gushmsilva@pm.me>"
+
+WORKDIR /app
+
+COPY go.mod .
+COPY go.sum .
+RUN go mod download
+COPY . .
+
+ENV APP_PORT 8080
+ENV APP_IDLE_TIMEOUT 120
+ENV APP_READ_TIMEOUT 5
+ENV APP_WRITE_TIMEOUT 5
+
+ENV DB_HOST localhost
+ENV DB_USER postgres
+ENV DB_PASSWORD postgres
+ENV DB_DATABASE collabyt
+ENV DB_PORT 5432
+ENV DB_SSL disable
+ENV DB_SOURCE postgres
+
+ENV CACHE_TTL 60
+ENV CACHE_HOST localhost
+ENV CACHE_PORT 6379
+ENV CACHE_PASSWORD ""
+
+RUN go build
+CMD ["./Backend"]

cache/config.go

@@ -0,0 +1,11 @@
+package cache
+
+import "os"
+
+var (
+	cacheHost     = os.Getenv("CACHE_HOST")
+	cachePort     = os.Getenv("CACHE_PORT")
+	cachePassword = os.Getenv("CACHE_PASSWORD")
+	cacheDB       = 0
+	CacheTTL      = 0
+)

cache/connect.go

@@ -0,0 +1,42 @@
+package cache
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"strconv"
+
+	"github.com/go-redis/redis/v8"
+)
+
+var (
+	// Cache is the REDIS document database
+	Cache *redis.Client
+)
+
+// Connect will initiate a connection with the 0 DB on the REDIS server
+func Connect() {
+	ttl, err := loadTTL()
+	if err != nil {
+		panic(err)
+	}
+	CacheTTL = ttl
+	rOptions := &redis.Options{
+		Addr:     fmt.Sprintf("%s:%s", cacheHost, cachePort),
+		Password: cachePassword,
+		DB:       0,
+	}
+	rClient := redis.NewClient(rOptions)
+	ctx := context.Background()
+	_, err = rClient.Ping(ctx).Result()
+	if err != nil {
+		panic(err)
+	}
+	_ = rClient.FlushDB(ctx).Err()
+	Cache = rClient
+}
+
+func loadTTL() (int, error) {
+	ttl, err := strconv.Atoi(os.Getenv("CACHE_TTL"))
+	return ttl, err
+}

database/config.go

@@ -1,19 +1,14 @@
 package database
 
+import "os"
+
 var (
-	// DbHost is the Postgres Host
-	DbHost = "localhost"
-	// DbUser is the Postgres username
-	DbUser = "postgres"
-	// DbPassword is the password to db
-	DbPassword = "postgres"
-	// DbDatabase is the name of the database
-	DbDatabase = "collabyt"
-	// DbPort is the post open in the postgres server
-	DbPort = "5432"
+	dbHost     = os.Getenv("DB_HOST")
+	dbUser     = os.Getenv("DB_USER")
+	dbPassword = os.Getenv("DB_PASSWORD")
+	dbDatabase = os.Getenv("DB_DATABASE")
+	dbPort     = os.Getenv("DB_PORT")
 
-	// DbSsl is the should ssl be active or not
-	DbSsl = "disable"
-	// DbSource is the Source of the database
-	DbSource = "postgres"
+	dbSsl    = os.Getenv("DB_SSL")
+	dbSource = os.Getenv("DB_SOURCE")
 )

database/connect.go

@@ -9,29 +9,29 @@ import (
 )
 
 var (
-	// DB is the Database connection pool
-	DB *sql.DB
+	// Dd is the Database connection pool
+	Db *sql.DB
 )
 
 // Connect opens a connection to the postgres database using the environment
 // variables.
 func Connect() {
 	dbInfo := fmt.Sprintf(
 		"host=%s port=%s user=%s password=%s dbname=%s sslmode=%s",
-		DbHost,
-		DbPort,
-		DbUser,
-		DbPassword,
-		DbDatabase,
-		DbSsl,
+		dbHost,
+		dbPort,
+		dbUser,
+		dbPassword,
+		dbDatabase,
+		dbSsl,
 	)
-	db, err := sql.Open(DbSource, dbInfo)
+	db, err := sql.Open(dbSource, dbInfo)
 	if err != nil {
 		panic(err)
 	}
 	err = db.Ping()
 	if err != nil {
 		panic(err)
 	}
-	DB = db
+	Db = db
 }

go.mod

@@ -3,8 +3,12 @@ module github.com/collabyt/Backend
 go 1.14
 
 require (
+	github.com/go-redis/redis/v8 v8.0.0
+	github.com/go-redis/redis_rate/v9 v9.0.2
+	github.com/google/go-cmp v0.5.2 // indirect
 	github.com/gorilla/mux v1.7.4
 	github.com/lib/pq v1.3.0
+	github.com/onsi/ginkgo v1.14.2 // indirect
+	github.com/onsi/gomega v1.10.3 // indirect
 	golang.org/x/crypto v0.0.0-20200728195943-123391ffb6de
-	golang.org/x/time v0.0.0-20200630173020-3af7569d3a1e
 )

go.sum

@@ -1,13 +1,124 @@
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handler/cookies.go

@@ -0,0 +1,72 @@
+package handler
+
+import (
+	"encoding/json"
+	"fmt"
+	"net/http"
+	"time"
+
+	"github.com/collabyt/Backend/database"
+	"github.com/collabyt/Backend/model"
+	"golang.org/x/crypto/bcrypt"
+)
+
+func hasCookie(cook *http.Cookie) ([]byte, error) {
+	s, err := model.GetSessionBySessionID(database.Db, cook.Value)
+	if err != nil {
+		return []byte{}, err
+	}
+	var es model.Session
+	if s == es {
+		cook.MaxAge = -1
+	}
+	playlist, err := model.GetPlaylistByPublicID(database.Db, cook.Name)
+	if err != nil {
+		return []byte{}, err
+	}
+	jp, _ := json.Marshal(playlist)
+	return jp, nil
+}
+
+func noCookie(a model.Auth) (http.Cookie, int, error) {
+	if a.PublicID == "" {
+		return http.Cookie{},
+			http.StatusUnauthorized,
+			fmt.Errorf("Invalid Public ID")
+	}
+	ps, err := model.GetPlaylistByPublicID(database.Db, a.PublicID)
+	if err != nil {
+		return http.Cookie{},
+			http.StatusUnauthorized, err
+	}
+	err = bcrypt.CompareHashAndPassword(
+		[]byte(ps.Passphrase),
+		[]byte(a.Passphrase),
+	)
+	if err != nil {
+		return http.Cookie{},
+			http.StatusUnauthorized,
+			fmt.Errorf("Wrong password, access denied")
+	}
+	s, err := generateNewSession(12, ps.ID)
+	if err != nil {
+		return http.Cookie{},
+			http.StatusInternalServerError,
+			fmt.Errorf("Something wrong happened")
+	}
+
+	err = model.CreateSession(database.Db, s)
+	if err != nil {
+		return http.Cookie{},
+			http.StatusInternalServerError,
+			fmt.Errorf("Could not create session in the database")
+	}
+	nc := http.Cookie{
+		Name:    a.PublicID,
+		Value:   s.SessionID,
+		Expires: time.Now().Add(time.Hour * 360),
+	}
+	return nc,
+		http.StatusOK,
+		nil
+}

handler/createkeyword.go

@@ -19,15 +19,12 @@ func CreateKeyword(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 	if len(word.Word) < 2 {
-		WriteErrorReply(
-			w,
-			http.StatusBadRequest,
-		)
+		WriteErrorReply(w, http.StatusBadRequest)
 		return
 	}
-	word, err = model.CreateKeyword(database.DB, word.Word)
+	word, err = model.CreateKeyword(database.Db, word.Word)
 	if err != nil {
-		WriteErrorReply(w, http.StatusBadRequest)
+		WriteErrorReply(w, http.StatusConflict)
 		return
 	}
 	jsonResponse, _ := json.Marshal(word)

handler/createplaylist.go

@@ -19,7 +19,7 @@ func CreatePlaylist(w http.ResponseWriter, r *http.Request) {
 		WriteErrorReply(w, http.StatusBadRequest)
 		return
 	}
-	playlist, err = model.CreatePlaylist(database.DB, playlist)
+	playlist, err = model.CreatePlaylist(database.Db, playlist)
 	if err != nil {
 		WriteErrorReply(w, http.StatusBadRequest)
 		return