From 18065d27d3ef6cc6c0624f56f74575f588f13580 Mon Sep 17 00:00:00 2001
From: Janne Mareike Koschinski <janne@kuschku.de>
Date: Mon, 26 Jul 2021 01:02:45 +0200
Subject: [PATCH] Significant cleanup and improvements

---
 api/album_get.go                            |  2 +-
 api/album_list.go                           |  2 +-
 api/albumimage_get.go                       |  2 +-
 api/albumimage_list.go                      |  2 +-
 api/image_get.go                            |  2 +-
 api/image_list.go                           |  2 +-
 api/image_upload.go                         | 40 ++++++++++
 auth/parse_user.go                          |  2 +-
 cmd/backend/main.go                         |  6 +-
 cmd/frontend/main.go                        |  7 +-
 configuration/auth.go                       |  2 +-
 configuration/backend.go                    |  9 +++
 configuration/configuration.go              |  9 ---
 configuration/conversion.go                 | 14 ++--
 configuration/database.go                   |  4 +-
 configuration/frontend.go                   | 10 +++
 configuration/queue.go                      |  8 +-
 configuration/redis.go                      |  4 +-
 configuration/storage.go                    | 10 +++
 environment/backend.go                      | 57 +++++++++++++++
 environment/{environment.go => frontend.go} | 49 +++----------
 go.mod                                      |  9 ++-
 go.sum                                      | 78 +++++++++++++++++++-
 s3/upload_source.go                         | 19 -----
 storage/storage.go                          | 55 ++++++++++++++
 task/image_resize.go                        | 56 +-------------
 task/image_resize_processor.go              | 81 +++++++++++++++++++++
 util/return_json.go                         | 13 +++-
 28 files changed, 397 insertions(+), 157 deletions(-)
 create mode 100644 api/image_upload.go
 create mode 100644 configuration/backend.go
 delete mode 100644 configuration/configuration.go
 create mode 100644 configuration/frontend.go
 create mode 100644 configuration/storage.go
 create mode 100644 environment/backend.go
 rename environment/{environment.go => frontend.go} (52%)
 delete mode 100644 s3/upload_source.go
 create mode 100644 storage/storage.go
 create mode 100644 task/image_resize_processor.go

diff --git a/api/album_get.go b/api/album_get.go
index 741a40a..063b8e0 100644
--- a/api/album_get.go
+++ b/api/album_get.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func GetAlbum(env environment.Environment) http.Handler {
+func GetAlbum(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		vars := mux.Vars(request)
 		album, err := env.Repositories.Albums.Get(vars["albumId"])
diff --git a/api/album_list.go b/api/album_list.go
index 9429759..c29898b 100644
--- a/api/album_list.go
+++ b/api/album_list.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func ListAlbums(env environment.Environment) http.Handler {
+func ListAlbums(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		user, err := auth.ParseUser(request, env)
 		if err != nil {
diff --git a/api/albumimage_get.go b/api/albumimage_get.go
index f140856..f85a592 100644
--- a/api/albumimage_get.go
+++ b/api/albumimage_get.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func GetAlbumImage(env environment.Environment) http.Handler {
+func GetAlbumImage(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		vars := mux.Vars(request)
 		albumImage, err := env.Repositories.AlbumImages.Get(vars["albumId"], vars["imageId"])
diff --git a/api/albumimage_list.go b/api/albumimage_list.go
index 5b284df..9782852 100644
--- a/api/albumimage_list.go
+++ b/api/albumimage_list.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func ListAlbumImages(env environment.Environment) http.Handler {
+func ListAlbumImages(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		vars := mux.Vars(request)
 		albumImages, err := env.Repositories.AlbumImages.List(vars["albumId"])
diff --git a/api/image_get.go b/api/image_get.go
index 9ec538a..b18a010 100644
--- a/api/image_get.go
+++ b/api/image_get.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func GetImage(env environment.Environment) http.Handler {
+func GetImage(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		vars := mux.Vars(request)
 		image, err := env.Repositories.Images.Get(vars["imageId"])
diff --git a/api/image_list.go b/api/image_list.go
index 4148b4c..712219b 100644
--- a/api/image_list.go
+++ b/api/image_list.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 )
 
-func ListImages(env environment.Environment) http.Handler {
+func ListImages(env environment.FrontendEnvironment) http.Handler {
 	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
 		user, err := auth.ParseUser(request, env)
 		if err != nil {
diff --git a/api/image_upload.go b/api/image_upload.go
new file mode 100644
index 0000000..e1b8e5f
--- /dev/null
+++ b/api/image_upload.go
@@ -0,0 +1,40 @@
+package api
+
+import (
+	"context"
+	"git.kuschku.de/justjanne/imghost-frontend/auth"
+	"git.kuschku.de/justjanne/imghost-frontend/environment"
+	"git.kuschku.de/justjanne/imghost-frontend/model"
+	"git.kuschku.de/justjanne/imghost-frontend/util"
+	"net/http"
+)
+
+func UploadImage(env environment.FrontendEnvironment) http.Handler {
+	return http.HandlerFunc(func(writer http.ResponseWriter, request *http.Request) {
+		user, err := auth.ParseUser(request, env)
+		if err != nil {
+			http.Error(writer, err.Error(), http.StatusUnauthorized)
+			return
+		}
+
+		var image model.Image
+		image.Id = "testid"
+		image.Owner = user.Id
+		err = env.Repositories.Images.Create(image)
+		if err != nil {
+			http.Error(writer, err.Error(), http.StatusInternalServerError)
+			return
+		}
+		err = env.Storage.Upload(
+			context.Background(),
+			env.Configuration.Storage.ConversionBucket,
+			image.Id,
+			request.Body)
+		if err != nil {
+			http.Error(writer, err.Error(), http.StatusInternalServerError)
+			return
+		}
+
+		util.ReturnJson(writer, image)
+	})
+}
diff --git a/auth/parse_user.go b/auth/parse_user.go
index fab59f3..2de4deb 100644
--- a/auth/parse_user.go
+++ b/auth/parse_user.go
@@ -6,7 +6,7 @@ import (
 	"net/http"
 )
 
-func ParseUser(request *http.Request, env environment.Environment) (user model.User, err error) {
+func ParseUser(request *http.Request, env environment.FrontendEnvironment) (user model.User, err error) {
 	// TODO: Implement actual user auth
 	user = model.User{
 		Id:    "ad45284c-be4d-4546-8171-41cf126ac091",
diff --git a/cmd/backend/main.go b/cmd/backend/main.go
index 102b6d2..6b14815 100644
--- a/cmd/backend/main.go
+++ b/cmd/backend/main.go
@@ -12,7 +12,7 @@ import (
 )
 
 func main() {
-	var config configuration.Configuration
+	var config configuration.BackendConfiguration
 	configFile, err := os.Open("config.yaml")
 	if err != nil {
 		panic(err)
@@ -22,14 +22,14 @@ func main() {
 		panic(err)
 	}
 
-	env, err := environment.NewServerEnvironment(config)
+	env, err := environment.NewBackendEnvironment(config)
 	if err != nil {
 		panic(err)
 	}
 	defer env.Destroy()
 
 	mux := asynq.NewServeMux()
-	mux.HandleFunc(config.Conversion.ResizeTaskId, task.HandleImageResizeTask)
+	mux.Handle(config.Conversion.TaskId, task.NewImageProcessor(env))
 	if err := env.QueueServer.Run(mux); err != nil {
 		log.Fatalf("could not run server: %v", err)
 	}
diff --git a/cmd/frontend/main.go b/cmd/frontend/main.go
index d101b77..1b15115 100644
--- a/cmd/frontend/main.go
+++ b/cmd/frontend/main.go
@@ -13,7 +13,7 @@ import (
 )
 
 func main() {
-	var config configuration.Configuration
+	var config configuration.FrontendConfiguration
 	configFile, err := os.Open("config.yaml")
 	if err != nil {
 		panic(err)
@@ -23,7 +23,7 @@ func main() {
 		panic(err)
 	}
 
-	env, err := environment.NewClientEnvironment(config)
+	env, err := environment.NewFrontendEnvironment(config)
 	if err != nil {
 		panic(err)
 	}
@@ -34,6 +34,9 @@ func main() {
 	router.Handle(
 		"/api/v1/images",
 		api.ListImages(env)).Methods(http.MethodGet)
+	router.Handle(
+		"/api/v1/images",
+		api.UploadImage(env)).Methods(http.MethodPost)
 	router.Handle(
 		"/api/v1/images/{imageId}",
 		api.GetImage(env)).Methods(http.MethodGet)
diff --git a/configuration/auth.go b/configuration/auth.go
index d87ba42..3ec8900 100644
--- a/configuration/auth.go
+++ b/configuration/auth.go
@@ -1,5 +1,5 @@
 package configuration
 
 type AuthConfiguration struct {
-	RolePrefix string `json:"role_prefix"`
+	RolePrefix string `json:"role_prefix" yaml:"role-prefix"`
 }
diff --git a/configuration/backend.go b/configuration/backend.go
new file mode 100644
index 0000000..6b14fbf
--- /dev/null
+++ b/configuration/backend.go
@@ -0,0 +1,9 @@
+package configuration
+
+type BackendConfiguration struct {
+	Queue      QueueConfiguration      `json:"queue" yaml:"queue"`
+	Database   DatabaseConfiguration   `json:"database" yaml:"database"`
+	Redis      RedisConfiguration      `json:"redis" yaml:"redis"`
+	Conversion ConversionConfiguration `json:"conversion" yaml:"conversion"`
+	Storage    StorageConfiguration    `json:"storage" yaml:"storage"`
+}
diff --git a/configuration/configuration.go b/configuration/configuration.go
deleted file mode 100644
index 42558ae..0000000
--- a/configuration/configuration.go
+++ /dev/null
@@ -1,9 +0,0 @@
-package configuration
-
-type Configuration struct {
-	Queue      QueueConfiguration      `json:"queue"`
-	Database   DatabaseConfiguration   `json:"database"`
-	Redis      RedisConfiguration      `json:"redis"`
-	Conversion ConversionConfiguration `json:"conversion"`
-	Auth       AuthConfiguration       `json:"auth"`
-}
diff --git a/configuration/conversion.go b/configuration/conversion.go
index 11d896d..00c1ab9 100644
--- a/configuration/conversion.go
+++ b/configuration/conversion.go
@@ -6,11 +6,11 @@ import (
 )
 
 type ConversionConfiguration struct {
-	TaskId        string          `json:"task_id"`
-	MaxRetry      int             `json:"max_retry"`
-	Timeout       types.Timeout   `json:"timeout"`
-	Queue         string          `json:"queue"`
-	UniqueTimeout types.Timeout   `json:"unique_timeout"`
-	Quality       imgconv.Quality `json:"quality"`
-	Sizes         []imgconv.Size  `json:"sizes"`
+	TaskId        string          `json:"task_id" yaml:"task-id"`
+	MaxRetry      int             `json:"max_retry" yaml:"max-retry"`
+	Timeout       types.Timeout   `json:"timeout" yaml:"timeout"`
+	Queue         string          `json:"queue" yaml:"queue"`
+	UniqueTimeout types.Timeout   `json:"unique_timeout" yaml:"unique-timeout"`
+	Quality       imgconv.Quality `json:"quality" yaml:"quality"`
+	Sizes         []imgconv.Size  `json:"sizes" yaml:"sizes"`
 }
diff --git a/configuration/database.go b/configuration/database.go
index 2719add..0741d7a 100644
--- a/configuration/database.go
+++ b/configuration/database.go
@@ -1,6 +1,6 @@
 package configuration
 
 type DatabaseConfiguration struct {
-	Type string `json:"type"`
-	Url  string `json:"url"`
+	Type string `json:"type" yaml:"type"`
+	Url  string `json:"url" yaml:"url"`
 }
diff --git a/configuration/frontend.go b/configuration/frontend.go
new file mode 100644
index 0000000..a4675ad
--- /dev/null
+++ b/configuration/frontend.go
@@ -0,0 +1,10 @@
+package configuration
+
+type FrontendConfiguration struct {
+	Queue      QueueConfiguration      `json:"queue" yaml:"queue"`
+	Database   DatabaseConfiguration   `json:"database" yaml:"database"`
+	Redis      RedisConfiguration      `json:"redis" yaml:"redis"`
+	Conversion ConversionConfiguration `json:"conversion" yaml:"conversion"`
+	Storage    StorageConfiguration    `json:"storage" yaml:"storage"`
+	Auth       AuthConfiguration       `json:"auth" yaml:"auth"`
+}
diff --git a/configuration/queue.go b/configuration/queue.go
index b10105c..7edee6d 100644
--- a/configuration/queue.go
+++ b/configuration/queue.go
@@ -3,8 +3,8 @@ package configuration
 import "git.kuschku.de/justjanne/imghost-frontend/configuration/types"
 
 type QueueConfiguration struct {
-	Concurrency    int            `json:"concurrency"`
-	LogLevel       types.Severity `json:"log_level"`
-	StrictPriority bool           `json:"strict_priority"`
-	Queues         map[string]int `json:"queues"`
+	Concurrency    int            `json:"concurrency" yaml:"concurrency"`
+	LogLevel       types.Severity `json:"log_level" yaml:"log-level"`
+	StrictPriority bool           `json:"strict_priority" yaml:"strict-priority"`
+	Queues         map[string]int `json:"queues" yaml:"queues"`
 }
diff --git a/configuration/redis.go b/configuration/redis.go
index cb93818..aff3eeb 100644
--- a/configuration/redis.go
+++ b/configuration/redis.go
@@ -1,6 +1,6 @@
 package configuration
 
 type RedisConfiguration struct {
-	Address  string `json:"address"`
-	Password string `json:"password"`
+	Address  string `json:"address" yaml:"address"`
+	Password string `json:"password" yaml:"password"`
 }
diff --git a/configuration/storage.go b/configuration/storage.go
new file mode 100644
index 0000000..5158a35
--- /dev/null
+++ b/configuration/storage.go
@@ -0,0 +1,10 @@
+package configuration
+
+type StorageConfiguration struct {
+	Endpoint         string `json:"endpoint" yaml:"endpoint"`
+	Secure           bool   `json:"secure" yaml:"secure"`
+	ImageBucket      string `json:"image_bucket" yaml:"image-bucket"`
+	ConversionBucket string `json:"conversion_bucket" yaml:"conversion-bucket"`
+	AccessKey        string `json:"access_key" yaml:"access-key"`
+	SecretKey        string `json:"secret_key" yaml:"secret-key"`
+}
diff --git a/environment/backend.go b/environment/backend.go
new file mode 100644
index 0000000..73fd20a
--- /dev/null
+++ b/environment/backend.go
@@ -0,0 +1,57 @@
+package environment
+
+import (
+	"git.kuschku.de/justjanne/imghost-frontend/configuration"
+	"git.kuschku.de/justjanne/imghost-frontend/repo"
+	"git.kuschku.de/justjanne/imghost-frontend/storage"
+	"github.com/hibiken/asynq"
+	"github.com/jmoiron/sqlx"
+)
+
+type BackendEnvironment struct {
+	Configuration configuration.BackendConfiguration
+	QueueServer   *asynq.Server
+	Database      *sqlx.DB
+	Repositories  Repositories
+	Storage       storage.Storage
+}
+
+func NewBackendEnvironment(config configuration.BackendConfiguration) (env BackendEnvironment, err error) {
+	env.Configuration = config
+	if env.Database, err = sqlx.Open(config.Database.Type, config.Database.Url); err != nil {
+		return
+	}
+	if env.Repositories.Images, err = repo.NewImageRepo(env.Database); err != nil {
+		return
+	}
+	if env.Repositories.Albums, err = repo.NewAlbumRepo(env.Database); err != nil {
+		return
+	}
+	if env.Repositories.AlbumImages, err = repo.NewAlbumImageRepo(env.Database); err != nil {
+		return
+	}
+	if env.Storage, err = storage.NewStorage(env.Configuration.Storage); err != nil {
+		return
+	}
+	env.QueueServer = asynq.NewServer(
+		asynq.RedisClientOpt{
+			Addr:     config.Redis.Address,
+			Password: config.Redis.Password,
+		},
+		asynq.Config{
+			Concurrency:    config.Queue.Concurrency,
+			LogLevel:       asynq.LogLevel(config.Queue.LogLevel),
+			Queues:         config.Queue.Queues,
+			StrictPriority: config.Queue.StrictPriority,
+		},
+	)
+	return env, err
+}
+
+func (env BackendEnvironment) Destroy() error {
+	if err := env.Database.Close(); err != nil {
+		return err
+	}
+	env.QueueServer.Shutdown()
+	return nil
+}
diff --git a/environment/environment.go b/environment/frontend.go
similarity index 52%
rename from environment/environment.go
rename to environment/frontend.go
index 31a0e4e..b05e301 100644
--- a/environment/environment.go
+++ b/environment/frontend.go
@@ -3,20 +3,21 @@ package environment
 import (
 	"git.kuschku.de/justjanne/imghost-frontend/configuration"
 	"git.kuschku.de/justjanne/imghost-frontend/repo"
+	"git.kuschku.de/justjanne/imghost-frontend/storage"
 	"github.com/hibiken/asynq"
 	"github.com/jmoiron/sqlx"
 	"time"
 )
 
-type Environment struct {
-	Configuration configuration.Configuration
+type FrontendEnvironment struct {
+	Configuration configuration.FrontendConfiguration
 	QueueClient   *asynq.Client
-	QueueServer   *asynq.Server
 	Database      *sqlx.DB
 	Repositories  Repositories
+	Storage       storage.Storage
 }
 
-func newCommonEnvironment(config configuration.Configuration) (env Environment, err error) {
+func NewFrontendEnvironment(config configuration.FrontendConfiguration) (env FrontendEnvironment, err error) {
 	env.Configuration = config
 	if env.Database, err = sqlx.Open(config.Database.Type, config.Database.Url); err != nil {
 		return
@@ -30,13 +31,8 @@ func newCommonEnvironment(config configuration.Configuration) (env Environment,
 	if env.Repositories.AlbumImages, err = repo.NewAlbumImageRepo(env.Database); err != nil {
 		return
 	}
-	return
-}
-
-func NewClientEnvironment(config configuration.Configuration) (Environment, error) {
-	env, err := newCommonEnvironment(config)
-	if err != nil {
-		return env, err
+	if env.Storage, err = storage.NewStorage(env.Configuration.Storage); err != nil {
+		return
 	}
 	env.QueueClient = asynq.NewClient(asynq.RedisClientOpt{
 		Addr:     config.Redis.Address,
@@ -52,37 +48,12 @@ func NewClientEnvironment(config configuration.Configuration) (Environment, erro
 	return env, err
 }
 
-func NewServerEnvironment(config configuration.Configuration) (Environment, error) {
-	env, err := newCommonEnvironment(config)
-	if err != nil {
-		return env, err
-	}
-	env.QueueServer = asynq.NewServer(
-		asynq.RedisClientOpt{
-			Addr:     config.Redis.Address,
-			Password: config.Redis.Password,
-		},
-		asynq.Config{
-			Concurrency:    config.Queue.Concurrency,
-			LogLevel:       asynq.LogLevel(config.Queue.LogLevel),
-			Queues:         config.Queue.Queues,
-			StrictPriority: config.Queue.StrictPriority,
-		},
-	)
-	return env, err
-}
-
-func (env Environment) Destroy() error {
+func (env FrontendEnvironment) Destroy() error {
 	if err := env.Database.Close(); err != nil {
 		return err
 	}
-	if env.QueueClient != nil {
-		if err := env.QueueClient.Close(); err != nil {
-			return err
-		}
-	}
-	if env.QueueServer != nil {
-		env.QueueServer.Shutdown()
+	if err := env.QueueClient.Close(); err != nil {
+		return err
 	}
 	return nil
 }
diff --git a/go.mod b/go.mod
index 3698c09..f3dfb02 100644
--- a/go.mod
+++ b/go.mod
@@ -3,14 +3,15 @@ module git.kuschku.de/justjanne/imghost-frontend
 go 1.13
 
 require (
-	github.com/gorilla/mux v1.8.0 // indirect
+	github.com/gorilla/mux v1.8.0
 	github.com/hibiken/asynq v0.18.2
 	github.com/jmoiron/sqlx v1.3.4
-	github.com/justjanne/imgconv v1.0.3 // indirect
+	github.com/justjanne/imgconv v1.2.0
 	github.com/lib/pq v1.10.2
-	github.com/stretchr/testify v1.4.0 // indirect
+	github.com/minio/minio-go/v7 v7.0.12
 	golang.org/x/net v0.0.0-20210226172049-e18ecbb05110 // indirect
 	golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 // indirect
 	golang.org/x/text v0.3.6 // indirect
-	gopkg.in/yaml.v2 v2.2.8 // indirect
+	gopkg.in/gographics/imagick.v2 v2.6.0
+	gopkg.in/yaml.v2 v2.2.8
 )
diff --git a/go.sum b/go.sum
index 89853b5..a3ffe7e 100644
--- a/go.sum
+++ b/go.sum
@@ -1,11 +1,19 @@
+cloud.google.com/go v0.26.0 h1:e0WKqKTd5BnrG8aKH3J3h+QvEIQtSUcf2n5UZ5ZgLtQ=
 cloud.google.com/go v0.26.0/go.mod h1:aQUYkXzVsufM+DwF1aE+0xfcU+56JwCaLick0ClmMTw=
+github.com/BurntSushi/toml v0.3.1 h1:WXkYYl6Yr3qBf1K79EBnL4mak0OimBfB0XUf9Vl28OQ=
 github.com/BurntSushi/toml v0.3.1/go.mod h1:xHWCNGjB5oqiDr8zfno3MHue2Ht5sIBksp03qcyfWMU=
+github.com/census-instrumentation/opencensus-proto v0.2.1 h1:glEXhBS5PSLLv4IXzLA5yPRVX4bilULVyxxbrfOtDAk=
 github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
+github.com/client9/misspell v0.3.4 h1:ta993UF76GwbvJcIo3Y68y/M3WxlpEHPWIGDkJYwzJI=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/dustin/go-humanize v1.0.0 h1:VSnTsYCnlFHaM2/igO1h6X3HA71jcobQuxemgkq4zYo=
+github.com/dustin/go-humanize v1.0.0/go.mod h1:HtrtbFcZ19U5GC7JDqmcUSB87Iq5E25KnS6fMYU6eOk=
+github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473 h1:4cmBvAEBNJaGARUEs3/suWRyfyBfhf7I60WBZq+bv2w=
 github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
+github.com/envoyproxy/protoc-gen-validate v0.1.0 h1:EQciDnbrYxy13PgWoY8AqoxGiPrpgBZ1R8UNe3ddc+A=
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@@ -13,7 +21,9 @@ github.com/go-redis/redis/v7 v7.4.0 h1:7obg6wUoj05T0EpY0o8B59S9w5yeMWql7sw2kwNW1
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@@ -30,8 +40,13 @@ github.com/google/go-cmp v0.3.1/go.mod h1:8QqcDgzrUqlUb/G2PQTWiueGozuR1884gddMyw
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@@ -40,10 +55,20 @@ github.com/hpcloud/tail v1.0.0 h1:nfCOvKYfkgYP8hkirhJocXT2+zOD8yUNjXaWfTlyFKI=
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 golang.org/x/sys v0.0.0-20191010194322-b09406accb47/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20191026070338-33540a1f6037/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20191204072324-ce4227a45e2e/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200323222414-85ca7c5b95cd/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
+golang.org/x/sys v0.0.0-20200625212154-ddb9806d33ae/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20201119102817-f84b799fce68/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1 h1:SrN+KX8Art/Sf4HNj6Zcz06G7VEz+7w9tdXTPOZ7+l4=
 golang.org/x/sys v0.0.0-20210615035016-665e8c7367d1/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/term v0.0.0-20201117132131-f5c789dd3221/go.mod h1:Nr5EML6q2oocZ2LXRh80K7BxOlk5/8JxuGnuhpl+muw=
+golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1 h1:v+OssWQX+hTHEmOBgwxdZxK4zHq3yOs8F9J7mk0PY8E=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
@@ -107,16 +172,21 @@ golang.org/x/tools v0.0.0-20180917221912-90fa682c2a6e/go.mod h1:n7NCudcB/nEzxVGm
 golang.org/x/tools v0.0.0-20190114222345-bf090417da8b/go.mod h1:n7NCudcB/nEzxVGmLbDWY5pfWTLqBcC2KZ6jyYvM4mQ=
 golang.org/x/tools v0.0.0-20190226205152-f727befe758c/go.mod h1:9Yl7xja0Znq3iFh3HoIrodX9oNMXvdceNzlUR8zjMvY=
 golang.org/x/tools v0.0.0-20190311212946-11955173bddd/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190328211700-ab21143f2384/go.mod h1:LCzVGOaR6xXOjkQ3onu1FJEFr0SW1gC7cKk1uF8kGRs=
+golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135 h1:5Beo0mZN8dRzgrMMkDp0jc8YXQKx9DiJ2k1dkvGsn5A=
 golang.org/x/tools v0.0.0-20190524140312-2c0ae7006135/go.mod h1:RgjU9mgBXZiqYHBnxXauZ1Gv1EHHAz9KjViQ78xBX0Q=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543 h1:E7g+9GITq07hpfrRu66IVDexMakfv52eLZ2CXBWiKr4=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 google.golang.org/appengine v1.1.0/go.mod h1:EbEs0AVv82hx2wNQdGPgUI5lhzA/G0D9YwlJXL52JkM=
+google.golang.org/appengine v1.4.0 h1:/wp5JvzpHIxhs/dumFmF7BXTf3Z+dd4uXta4kVyO508=
 google.golang.org/appengine v1.4.0/go.mod h1:xpcJRLb0r/rnEns0DIKYYv+WjYCduHsrkT7/EB5XEv4=
 google.golang.org/genproto v0.0.0-20180817151627-c66870c02cf8/go.mod h1:JiN7NxoALGmiZfu7CAH4rXhgtRTLTxftemlI0sWmxmc=
 google.golang.org/genproto v0.0.0-20190819201941-24fa4b261c55/go.mod h1:DMBHOl98Agz4BDEuKkezgsaosCRResVns1a3J2ZsMNc=
+google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013 h1:+kGHl1aib/qcwaRi1CbqBZ1rk19r85MNUf8HaBghugY=
 google.golang.org/genproto v0.0.0-20200526211855-cb27e3aa2013/go.mod h1:NbSheEEYHJ7i3ixzK3sjbqSGDJWnxyFXZblF3eUsNvo=
 google.golang.org/grpc v1.19.0/go.mod h1:mqu4LbDTu4XGKhr4mRzUsmM4RtVoemTSY81AxZiDr8c=
 google.golang.org/grpc v1.23.0/go.mod h1:Y5yQAOtifL1yxbo5wqy6BxZv8vAUGQwXBOALyacEbxg=
+google.golang.org/grpc v1.27.0 h1:rRYRFMVgRv6E0D70Skyfsr28tDXIuuPZyWGMPdMcnXg=
 google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
 google.golang.org/protobuf v0.0.0-20200109180630-ec00e32a8dfd/go.mod h1:DFci5gLYBciE7Vtevhsrf46CRTquxDuWsQurQQe4oz8=
 google.golang.org/protobuf v0.0.0-20200221191635-4d8936d0db64/go.mod h1:kwYJMbMJ01Woi6D6+Kah6886xMZcty6N08ah7+eCXa0=
@@ -128,12 +198,15 @@ google.golang.org/protobuf v1.23.1-0.20200526195155-81db48ad09cc/go.mod h1:EGpAD
 google.golang.org/protobuf v1.25.0 h1:Ejskq+SyPohKW+1uil0JJMtmHCgJPJ/qWTxr8qp+R4c=
 google.golang.org/protobuf v1.25.0/go.mod h1:9JNX74DMeImyA3h4bdi1ymwjUzf21/xIlbajtzgsN7c=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
+gopkg.in/check.v1 v1.0.0-20180628173108-788fd7840127/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/fsnotify.v1 v1.4.7 h1:xOHLXZwVvI9hhs+cLKq5+I5onOuwQLhQwiu63xxlHs4=
 gopkg.in/fsnotify.v1 v1.4.7/go.mod h1:Tz8NjZHkW78fSQdbUxIjBTcgA1z1m8ZHf0WmKUhAMys=
 gopkg.in/gographics/imagick.v2 v2.6.0 h1:ewRsUQk3QkjGumERlndbFn/kTYRjyMaPY5gxwpuAhik=
 gopkg.in/gographics/imagick.v2 v2.6.0/go.mod h1:/QVPLV/iKdNttRKthmDkeeGg+vdHurVEPc8zkU0XgBk=
+gopkg.in/ini.v1 v1.57.0 h1:9unxIsFcTt4I55uWluz+UmL95q4kdJ0buvQ1ZIqVQww=
+gopkg.in/ini.v1 v1.57.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.1/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
@@ -143,4 +216,5 @@ gopkg.in/yaml.v2 v2.2.7/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.2.8 h1:obN1ZagJSUGI0Ek/LBmuj4SNLPfIny3KsKFopxRdj10=
 gopkg.in/yaml.v2 v2.2.8/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
+honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc h1:/hemPrYIhOhy8zYrNj+069zDB68us2sMGsfkFJO0iZs=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
diff --git a/s3/upload_source.go b/s3/upload_source.go
deleted file mode 100644
index 8393c17..0000000
--- a/s3/upload_source.go
+++ /dev/null
@@ -1,19 +0,0 @@
-package s3
-
-import (
-	"git.kuschku.de/justjanne/imghost-frontend/environment"
-	"github.com/justjanne/imgconv"
-)
-
-// TODO: Implement
-func UploadSource(env environment.Environment, imageId string, source string) error {
-	return nil
-}
-
-func DownloadSource(env environment.Environment, imageId string) (string, error) {
-	return "", nil
-}
-
-func UploadImage(env environment.Environment, imageId string, format imgconv.Size, source string) error {
-	return nil
-}
diff --git a/storage/storage.go b/storage/storage.go
new file mode 100644
index 0000000..8a4065d
--- /dev/null
+++ b/storage/storage.go
@@ -0,0 +1,55 @@
+package storage
+
+import (
+	"context"
+	"git.kuschku.de/justjanne/imghost-frontend/configuration"
+	"github.com/minio/minio-go/v7"
+	"github.com/minio/minio-go/v7/pkg/credentials"
+	"io"
+	"os"
+)
+
+type Storage struct {
+	config   configuration.StorageConfiguration
+	s3client *minio.Client
+}
+
+func NewStorage(config configuration.StorageConfiguration) (storage Storage, err error) {
+	storage.config = config
+	storage.s3client, err = minio.New(config.Endpoint, &minio.Options{
+		Creds:  credentials.NewStaticV4(config.AccessKey, config.SecretKey, ""),
+		Secure: config.Secure,
+	})
+	return
+}
+
+func (storage Storage) UploadFile(ctx context.Context, bucketName string, fileName string, file *os.File) (err error) {
+	_, err = storage.s3client.FPutObject(
+		ctx,
+		bucketName,
+		fileName,
+		file.Name(),
+		minio.PutObjectOptions{})
+	return
+}
+
+func (storage Storage) Upload(ctx context.Context, bucketName string, fileName string, reader io.ReadCloser) (err error) {
+	_, err = storage.s3client.PutObject(
+		ctx,
+		bucketName,
+		fileName,
+		reader,
+		-1,
+		minio.PutObjectOptions{})
+	return
+}
+
+func (storage Storage) DownloadFile(ctx context.Context, bucketName string, fileName string, file *os.File) (err error) {
+	err = storage.s3client.FGetObject(
+		ctx,
+		bucketName,
+		fileName,
+		file.Name(),
+		minio.GetObjectOptions{})
+	return
+}
diff --git a/task/image_resize.go b/task/image_resize.go
index 99021cc..28d5e28 100644
--- a/task/image_resize.go
+++ b/task/image_resize.go
@@ -1,15 +1,10 @@
 package task
 
 import (
-	"context"
 	"encoding/json"
 	"git.kuschku.de/justjanne/imghost-frontend/configuration"
-	"git.kuschku.de/justjanne/imghost-frontend/environment"
-	"git.kuschku.de/justjanne/imghost-frontend/s3"
-	"git.kuschku.de/justjanne/imghost-frontend/util"
 	"github.com/hibiken/asynq"
 	"github.com/justjanne/imgconv"
-	"gopkg.in/gographics/imagick.v2/imagick"
 )
 
 type ImageResizePayload struct {
@@ -18,7 +13,7 @@ type ImageResizePayload struct {
 	Quality imgconv.Quality
 }
 
-func NewResizeTask(imageId string, config configuration.Configuration) (task *asynq.Task, err error) {
+func NewResizeTask(imageId string, config configuration.FrontendConfiguration) (task *asynq.Task, err error) {
 	payload, err := json.Marshal(ImageResizePayload{
 		ImageId: imageId,
 		Sizes:   config.Conversion.Sizes,
@@ -27,53 +22,6 @@ func NewResizeTask(imageId string, config configuration.Configuration) (task *as
 	if err != nil {
 		return
 	}
-	task = asynq.NewTask(config.Conversion.ResizeTaskId, payload)
-	return
-}
-
-func HandleImageResizeTask(ctx context.Context, task *asynq.Task) (err error) {
-	// TODO: Handle environment for tasks
-	env := environment.Environment{}
-
-	var payload ImageResizePayload
-	if err = json.Unmarshal(task.Payload(), &payload); err != nil {
-		return
-	}
-
-	wand := imagick.NewMagickWand()
-	defer wand.Destroy()
-
-	file, err := s3.DownloadSource(env, payload.ImageId)
-	if err != nil {
-		return
-	}
-	if err = wand.ReadImage(file); err != nil {
-		return
-	}
-	var originalImage imgconv.ImageHandle
-	if originalImage, err = imgconv.NewImage(wand); err != nil {
-		return err
-	}
-
-	err = util.LaunchGoroutines(len(payload.Sizes), func(index int) error {
-		size := payload.Sizes[index]
-		// TODO: Allocate temp file
-		tmpFile := ""
-		image := originalImage.CloneImage()
-		if err := image.Crop(size); err != nil {
-			return err
-		}
-		if err := image.Resize(size); err != nil {
-			return err
-		}
-		if err := image.Write(payload.Quality, tmpFile); err != nil {
-			return err
-		}
-		if err := s3.UploadImage(env, payload.ImageId, size, tmpFile); err != nil {
-			return err
-		}
-		return nil
-	})
-
+	task = asynq.NewTask(config.Conversion.TaskId, payload)
 	return
 }
diff --git a/task/image_resize_processor.go b/task/image_resize_processor.go
new file mode 100644
index 0000000..a3071b4
--- /dev/null
+++ b/task/image_resize_processor.go
@@ -0,0 +1,81 @@
+package task
+
+import (
+	"context"
+	"encoding/json"
+	"git.kuschku.de/justjanne/imghost-frontend/environment"
+	"git.kuschku.de/justjanne/imghost-frontend/util"
+	"github.com/hibiken/asynq"
+	"github.com/justjanne/imgconv"
+	"gopkg.in/gographics/imagick.v2/imagick"
+	"io/ioutil"
+)
+
+type ImageProcessor struct {
+	env environment.BackendEnvironment
+}
+
+func NewImageProcessor(env environment.BackendEnvironment) *ImageProcessor {
+	return &ImageProcessor{
+		env,
+	}
+}
+
+func (processor *ImageProcessor) ProcessTask(ctx context.Context, task *asynq.Task) (err error) {
+	var payload ImageResizePayload
+	if err = json.Unmarshal(task.Payload(), &payload); err != nil {
+		return
+	}
+
+	wand := imagick.NewMagickWand()
+	defer wand.Destroy()
+
+	sourceFile, err := ioutil.TempFile("", payload.ImageId)
+	if err != nil {
+		return
+	}
+	err = processor.env.Storage.DownloadFile(
+		ctx,
+		processor.env.Configuration.Storage.ConversionBucket,
+		payload.ImageId,
+		sourceFile)
+	if err != nil {
+		return
+	}
+	if err = wand.ReadImageFile(sourceFile); err != nil {
+		return
+	}
+	var originalImage imgconv.ImageHandle
+	if originalImage, err = imgconv.NewImage(wand); err != nil {
+		return err
+	}
+
+	err = util.LaunchGoroutines(len(payload.Sizes), func(index int) error {
+		outputFile, err := ioutil.TempFile("", payload.ImageId)
+		if err != nil {
+			return err
+		}
+
+		size := payload.Sizes[index]
+		image := originalImage.CloneImage()
+		if err := image.Crop(size); err != nil {
+			return err
+		}
+		if err := image.Resize(size); err != nil {
+			return err
+		}
+		if err := image.Write(payload.Quality, outputFile); err != nil {
+			return err
+		}
+		if err := processor.env.Storage.UploadFile(
+			ctx,
+			processor.env.Configuration.Storage.ImageBucket,
+			payload.ImageId,
+			outputFile); err != nil {
+			return err
+		}
+		return nil
+	})
+
+	return
+}
diff --git a/util/return_json.go b/util/return_json.go
index aad85ef..bd7c820 100644
--- a/util/return_json.go
+++ b/util/return_json.go
@@ -7,7 +7,16 @@ import (
 
 func ReturnJson(writer http.ResponseWriter, data interface{}) {
 	writer.Header().Set("Content-Type", "application/json")
-	if err := json.NewEncoder(writer).Encode(data); err != nil {
-		writer.WriteHeader(http.StatusInternalServerError)
+	bytes, err := json.Marshal(&data)
+	if err != nil {
+		http.Error(writer, err.Error(), http.StatusInternalServerError)
+		return
+	} else {
+		writer.WriteHeader(200)
+		_, err := writer.Write(bytes)
+		if err != nil {
+			http.Error(writer, err.Error(), http.StatusInternalServerError)
+			return
+		}
 	}
 }
-- 
GitLab